JP3925178B2 - Windbreaker - Google Patents
Windbreaker Download PDFInfo
- Publication number
- JP3925178B2 JP3925178B2 JP2001371528A JP2001371528A JP3925178B2 JP 3925178 B2 JP3925178 B2 JP 3925178B2 JP 2001371528 A JP2001371528 A JP 2001371528A JP 2001371528 A JP2001371528 A JP 2001371528A JP 3925178 B2 JP3925178 B2 JP 3925178B2
- Authority
- JP
- Japan
- Prior art keywords
- fabric
- windbreaker
- moisture
- fiber
- lining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004744 fabric Substances 0.000 claims description 72
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- 230000020169 heat generation Effects 0.000 claims description 50
- 238000001179 sorption measurement Methods 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 230000035699 permeability Effects 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 27
- 230000035807 sensation Effects 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229920002994 synthetic fiber Polymers 0.000 claims description 16
- 239000012209 synthetic fiber Substances 0.000 claims description 16
- 239000010419 fine particle Substances 0.000 claims description 15
- 239000000178 monomer Substances 0.000 claims description 15
- 229920000642 polymer Polymers 0.000 claims description 14
- 238000005338 heat storage Methods 0.000 claims description 11
- 239000005871 repellent Substances 0.000 claims description 11
- 239000011232 storage material Substances 0.000 claims description 10
- 229920003002 synthetic resin Polymers 0.000 claims description 9
- 239000000057 synthetic resin Substances 0.000 claims description 9
- 238000007334 copolymerization reaction Methods 0.000 claims description 8
- 238000004132 cross linking Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 230000002940 repellent Effects 0.000 claims description 8
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 7
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 4
- 150000001340 alkali metals Chemical group 0.000 claims description 4
- 230000001629 suppression Effects 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 229910052740 iodine Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 description 31
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- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 6
- 239000003505 polymerization initiator Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 5
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 5
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 5
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- 239000003094 microcapsule Substances 0.000 description 5
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
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- 238000005259 measurement Methods 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
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- 238000005406 washing Methods 0.000 description 4
- 239000002759 woven fabric Substances 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004043 dyeing Methods 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
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- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000003578 releasing effect Effects 0.000 description 3
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
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- 235000014113 dietary fatty acids Nutrition 0.000 description 2
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- 150000004665 fatty acids Chemical class 0.000 description 2
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- 239000012188 paraffin wax Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
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- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920005749 polyurethane resin Polymers 0.000 description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 2
- 230000002040 relaxant effect Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- CCTFAOUOYLVUFG-UHFFFAOYSA-N 2-(1-amino-1-imino-2-methylpropan-2-yl)azo-2-methylpropanimidamide Chemical compound NC(=N)C(C)(C)N=NC(C)(C)C(N)=N CCTFAOUOYLVUFG-UHFFFAOYSA-N 0.000 description 1
- CKSAKVMRQYOFBC-UHFFFAOYSA-N 2-cyanopropan-2-yliminourea Chemical compound N#CC(C)(C)N=NC(N)=O CKSAKVMRQYOFBC-UHFFFAOYSA-N 0.000 description 1
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 1
- 241000047703 Nonion Species 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 229920006221 acetate fiber Polymers 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000008431 aliphatic amides Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000000386 athletic effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
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- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
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- 238000001816 cooling Methods 0.000 description 1
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- 238000000280 densification Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
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- 238000007598 dipping method Methods 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- AEOQMMHATQYSLZ-UHFFFAOYSA-N ethenyl ethenesulfonate Chemical compound C=COS(=O)(=O)C=C AEOQMMHATQYSLZ-UHFFFAOYSA-N 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012966 redox initiator Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- BWYYYTVSBPRQCN-UHFFFAOYSA-M sodium;ethenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C=C BWYYYTVSBPRQCN-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
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- 238000009941 weaving Methods 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/06—Thermally protective, e.g. insulating
- A41D31/065—Thermally protective, e.g. insulating using layered materials
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D2400/00—Functions or special features of garments
- A41D2400/10—Heat retention or warming
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Woven Fabrics (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Outer Garments And Coats (AREA)
- Details Of Garments (AREA)
Description
【０００１】
【発明の属する技術分野】
本発明は、スポーツ用衣類に好適な、防風性と防水性を有し、かつ快適な保温性を持つウインドブレーカーに関するものである。
【０００２】
【従来の技術】
従来、ウインドブレーカーにおいては、防風性と軽度な防水性の付与に主眼をおいたものが主体であり、ウインドブレーカーに保温性を付与したものとしては、布帛にアルミニウム粉末等を練り込んだ樹脂をコーティングして、身体からの輻射熱を反射させ断熱性を向上させたもの、あるいは、含気率を上げた素材を用い不動空気層を作ることにより断熱性を向上させたものが用いられている。
【０００３】
しかしながら、上述の含気率を上げた素材を用いた場合はカサ高になり、着用時の運動性が阻害されるという課題があり、また、輻射熱を反射させる素材はアルミニウム等の金属の色がつき、色展開に制限があるという課題があった。
【０００４】
これらの課題を解決するものとして吸放湿吸水発熱繊維を用いた衣料が、特公平７−５９７６２号公報で提案されているが、該公報には単に吸放湿吸水発熱性繊維を使用した衣料や、それを中綿や裏地に使用した衣料の開示があるのみである。また、ここで用いられる吸放湿吸水発熱性繊維は、吸湿率が高いために、手や身体に触れたときに冷たく感じるとともに、吸放湿吸水発熱性繊維からなる衣料では、着用時に吸放湿吸水して発熱すると同時に、空気中に水蒸気を放散しているために気化熱を奪われる。吸放湿吸水発熱性繊維を用いた衣料において保温性に寄与するのは、吸放湿吸水発熱から気化熱を差し引いた熱量のみである。したがって、吸放湿吸水発熱が大きいものほど奪われる気化熱が大きいため、吸放湿吸水発熱をいくら大きくしても、保温性の向上効果は小さいという問題があった。
【０００５】
【発明が解決しようとする課題】
本発明の目的は、防風性と防水性を有するとともに、上記の実状に鑑み、水分吸着発熱による保温効果を最大限に生かし、かつ、手や身体に触れた時に冷たく感じることのないウインドブレーカーを提供することにある。
【０００６】
【課題を解決するための手段】
本発明者等は、上記課題について鋭意研究した結果、水分吸着発熱性能を有する布帛層の上に、気化熱を制御する放湿放熱抑制性能を有する布帛層として通気度が５ｃｍ3／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にある高密度織物または合成樹脂膜積層品を表地として積層することにより、水分吸着発熱性能を効率良く発揮されるのと同時に、水分吸着発熱性能を有する裏地の接触冷感（ｑｍａｘ）を小さくすることにより肌面に接した場合に冷たく感じることがない衣料が得られることを見出し、本発明に到達した。 すなわち、上記目的を達成するために、本発明のウインドブレーカーは以下の構成を採用する。
（１）表地に下記式のカバーファクターが２，０００以上である平組織織物または、カバーファクターが２５００以上の綾組織織物に撥水加工を施してなる耐水圧が５ｋｐａ以上であり、通気度が５ｃｍ3／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にある放湿放熱抑制性能を有する高密度織物を使用し、裏地に水分吸着発熱性能を有する布帛を使用したウインドブレーカーであって、該裏地の発熱エネルギー指数が５以上あり、かつ裏地表面の接触温冷感（ｑｍａｘ）が０．１Ｗ／ｃｍ2以下であることを特徴とするウインドブレーカー。
【０００７】
ＣＦ＝｛（Ｄ１）1/2×Ｍ｝＋｛（Ｄ２）1/2×Ｎ｝
ＣＦ：カバーファクター
Ｄ１：タテ糸の密度（ｄｔｅｘ）
Ｍ ：タテ糸の密度（本／２．５４ｃｍ）
Ｄ２：ヨコ糸の密度（ｄｔｅｘ）
Ｎ ：ヨコ糸の密度（本／２．５４ｃｍ）
（２）布帛の片面に合成樹脂からなる防水皮膜層を積層した耐水圧が５ｋｐａ以上あり、通気度が５ｃｍ3／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にある放湿放熱抑制性能を有する合成樹脂膜積層布帛を表地として使用し、裏地に水分吸着発熱性能を有する布帛を使用したウインドブレーカーであって、該裏地の発熱エネルギー指数が５以上あり、かつ裏地表面の接触温冷感（ｑｍａｘ）が０．１Ｗ／ｃｍ2以下であることを特徴とするウインドブレーカー。
（３）さらに中地として、発熱エネルギー指数が５以上の布帛を表地と裏地の間に挿入してなることを特徴とする前記（１）または（２）記載のウインドブレーカー。
（４）水分吸着発熱性能を有する布帛が、繊維表面に吸湿性ポリマーおよび／または吸湿性微粒子を固着させてなることおよび／または合成繊維に親水基を有する単量体をグラフト共重合または架橋反応してなる改質繊維を５〜５０重量％含有させてなることを特徴とする前記（１）〜（３）のいずれかに記載のウインドブレーカー。
（５）吸湿性ポリマーが、ビニルスルホン酸、下記一般式[I]で表されるビニルモノマー、下記一般式［II］で表されるビニルモノマー、および下記一般式［III］で表されるビニルモノマーの１種もしくは、２種以上を主成分とするポリマーであることを特徴とする前記（４）記載のウインドブレーカー。
【０００８】
【化５】
【０００９】
【化６】
【００１０】
【化７】
（６）吸湿性微粒子がシリカ微粒子であることを特徴とする前記（５）記載のウインドブレーカー。
（７）改質繊維が、下記一般式［IV］に記載の群より選ばれた親水基を１つ以上含む単量体を合成繊維にグラフト共重合または架橋反応してなる改質繊維であることを特徴とする前記（４）〜（６）のいずれかに記載のウインドブレーカー。
【００１１】
【化８】
（８）水分吸着発熱性能を有する布帛が、蓄熱剤を含有することを特徴とする前記（１）〜（７）のいずれかに記載のウインドブレーカー。
【００１２】
【発明の実施の形態】
本発明のウインドブレーカーは、耐水圧が５ｋｐａ以上であり、通気度が５cc／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にある放湿放熱抑制性能を有する高密度織物または合成樹脂膜積層布帛を表地として使用し、裏地に水分吸着発熱性能を有する布帛を使用したウインドブレーカーであって、その水分吸着発熱性能を有する裏地の発熱エネルギー指数が５以上あり、かつ裏地表面の接触温冷感（ｑｍａｘ）が０．１Ｗ／ｃｍ2以下であることを特徴とするウインドブレーカーである。
【００１３】
本発明の放湿放熱抑制性能を有する表地および水分吸着性能を有する中地や裏地に有用な布帛としては、使用目的等に応じて適宜な布帛を用いることができるが、例を挙げると、ポリエステル繊維やポリアミド繊維、アクリル繊維の如き合成繊維、アセテート繊維の如き半合成繊維、綿や麻や羊毛の如き天然繊維を、単独でまたは２種以上を混合、交編織した織物や編物、不織布等が特に限定なく用いられる。
【００１４】
本発明における放湿放熱抑制性能とは、気化熱を制御することを目的とする性能である。一方、水分吸着発熱性能を有する中地や裏地の布帛においては、身体から不感蒸泄等により放出された水分を吸着して発熱するが、同時に布帛から系外に水分を蒸発し、気化熱を奪うため実際に着用した場合の発熱効果は小さくなる。この気化熱を制御して、小さくすることによりはじめて、着用時に実感できる発熱効果が得られる。
【００１５】
しかしながら、気化熱を制御してそれを小さくしすぎると、放湿性が小さくなり、着用時の蒸れ感が大きくなり不快なものとなる。気化熱を防ぐと同時に、着用時の蒸れ感をなくすためには、放湿放熱抑制性能を有する表地の透湿度が、ＪＩＳ Ｌ−１０９９（Ａ−１法）の測定法で３,０００〜１２,０００ｇ／ｍ2・２４ｈｒの範囲にあることが必要である。透湿度がこの範囲より低いと蒸れ感が大きくなり、また、この範囲より大きいと気化熱が大きくなり水分子吸着発熱性能が小さくなり発熱性能が実感できないものとなる。透湿度は、好ましくは４，０００〜１１，０００ｇ／ｍ2・２４ｈｒの範囲であり、より好ましくは６，０００〜１１，０００ｇ／ｍ2・２４ｈｒの範囲である。
【００１６】
透湿度を上述の範囲に制御する方法としては、カバーファクターが２０００以上の平織物または、２５００以上の綾組織織物の高密度織物の場合は、例えば、密度を高くしたり、太繊度糸を用いる等により生地厚を厚くすることにより、また、熱カレンダー処理による目つぶし加工により透湿度は低くなる。また、防水皮膜層積層品の場合は、親水性ポリウレタン、疎水性ポリウレタン、ポリテトラフロロエチレン、ポリエステル、ナイロン樹脂等の防水皮膜の皮膜素材や微多孔質皮膜、無孔質皮膜、微多孔質皮膜と無孔質皮膜の積層皮膜等の皮膜構造や、膜厚および、コーティング、ラミネート等の布帛との接着方法を選び、組み合わせることにより制御できるが、これらの方法に限定するものではない。
【００１７】
さらに表地の通気度を、ＪＩＳ Ｌ−１０９６（フラジール形法）の測定法で５ｃｍ3／ｃｍ2・sec以下にすることが必要である。通気度がこれより大きいと外気が衣服内に入り、保温性を低下させる。また、裏地や中地の水分吸着発熱性能により暖められた空気が衣服外へ流出する。
【００１８】
通気度を上述の範囲に制御する方法としては、高密度織物の場合は、例えば、密度を高くしたり、熱カレンダー処理することにより通気度を低下させることができる。また、防水皮膜積層品の場合は、微多孔質皮膜の孔径および膜厚により制御できる。通気性をゼロにしたい場合は、無孔質皮膜を用いることにより実現できるが、これらの方法に限定するものではない。
【００１９】
さらに本発明で用いられる表地は、ＪＩＳ規格Ｌ−１０９２による測定法で測定される耐水圧が、５ｋｐａ以上であることが必要である。耐水圧は、高ければ高い程、防水性の信頼性が高くなるため高い程好ましが、高くするためには、膜厚を厚くする必用があり、製造コストが高くなったり、風合いが硬くなるためウインドブレーカー用の表地としては３００ｋｐａ以下とすることが好ましい。
【００２０】
また、本発明で用いられる水分吸着発熱性能を有する裏地や中地の布帛層を構成する繊維は、好ましくは吸湿性を有する繊維であり、例えば、繊維便覧−原料編−（発行：丸善（株））の２４５ページに記載のように、吸湿性を有する繊維は、水分を吸着して発熱することが古くから知られている。本発明で用いられる水分吸着発熱性能を有する布帛層は、これらの吸湿性を有する繊維からなる布帛を使用しても良いが、望ましくは、合成繊維に吸湿ポリマー等を分散して練り込むことにより、吸湿性を向上させた繊維、例えば、ナイロンにポリビニルピロリドン等の吸湿ポリマーを錬り込み紡糸して得られた吸湿性向上ナイロン糸等や、後加工等により吸湿性のあるポリマーおよび／または吸湿性のある微粒子を繊維表面に固着させることにより、吸湿性を増加させ水分吸着発熱性能を向上した布帛が実用上好ましく用いられる。
【００２１】
さらに望ましくは、合成繊維に吸湿ポリマー等を分散して練り込むことにより、吸湿性を向上させた繊維に、後加工等により吸湿性のあるポリマーおよび／または吸湿性のある微粒子を繊維表面に固着させることにより水分子吸着発熱性能をさらに増加させた布帛を使用することが好ましい。
【００２２】
吸湿性を増加させると、手または身体に触れたときに冷たく感じ、保温衣料には適さなくなる。本発明は、この現象を防ぐために、水分吸着発熱性能を有する裏地の肌と接する面（裏地の表面）の接触温冷感（ｑｍａｘ）を０．１Ｗ／ｃｍ2以下にする必要がある。
【００２３】
接触温冷感（ｑｍａｘ）が０．１Ｗ／ｃｍ2以下の布帛は、裏地の表面側に凹凸を付け、接触面積を小さくした布帛構造にすることにより得られる。例えば、布帛を起毛加工する方法や多重重組織で接触面積を小さくする方法で得ることができる。また、接触面のみに吸湿性の低い繊維を用いた２重組織織編物等の多重組織織編物でも得られるが、本発明はこれらに限定されず、いかなる方法でも接触温冷感（ｑｍａｘ）を０．１Ｗ／ｃｍ2以下にすれば良い。
【００２４】
接触温冷感（ｑｍａｘ）は好ましくは０．０８Ｗ／ｃｍ2以下であり、より好ましくは０．０５Ｗ／ｃｍ2以下である。接触温冷感（ｑｍａｘ）は、小さければ、小さい程、温感が高くなるため好ましいが、水分吸着発熱性能を有しながら小さくするためには複雑な布帛構造にする必用があり、製造コストが高くなる等の問題が生ずることより０．０２Ｗ／ｃｍ2を下限とすることが好ましい。
【００２５】
この接触温冷感（ｑｍａｘ）は、素材表面の接触面積が小さい（凹凸がある）ほど、また吸湿率が小さい程接触温冷感（ｑｍａｘ）は小さくなる。例えば、ポリエチレンテレフタレート繊維１００％使いの起毛トリコットの起毛面は０．０４Ｗ／ｃｍ2であり、起毛されていない面は０．１０Ｗ／ｃｍ2である。また、同じポリエチレンテレフタレート繊維１００％使いの起毛トリコットを後加工で吸湿率３％にすると、起毛面の接触温冷感（ｑｍａｘ）は変化せず０．０４Ｗ／ｃｍ2であるのに対し、起毛のない面は０．１２Ｗ／ｃｍ2となる。
【００２６】
本発明の発熱エネルギー指数とは、ポリエステル繊維１００％素材と比較した水分吸着発熱エネルギーであり、ポリエステル繊維１００％素材を１とした場合の比較値である。具体的な測定法は実施例で詳細に示すが、アルコール温度計に３ｇの試料を巻き付け、３０℃、３０％ＲＨの環境で調温、調湿させた後、３０℃、９０％ＲＨの環境へ移動させた場合の吸湿時の温度上昇を経時的に観察し、横軸に時間、縦軸に温度としたグラフに３０℃から上昇し再び３０℃に復元するまでプロットし、その面積を測定するものである。
【００２７】
本発明で用いられる水分吸着発熱性能を有する布帛は、上述の発熱エネルギー指数が５以上必要である。発熱エネルギー指数が５未満では発熱効果が実感できない。発熱エネルギー指数は好ましくは８以上であり、さらに好ましくは１０以上である。
【００２８】
発熱エネルギー指数を５以上にするためには、例えば、ナイロンにポリビニルピロリドンを５重量％練り込むことにより発熱エネルギー指数が１３程度の糸が得られる。また、実施例に示したとおりポリエステル１００％素材にアクリルアミドメチルプロパンスルホン酸とＰＥＧ＃１０００ジメタクリレートの共重合物を３重量％程度付着させることにより発熱エネルギー指数が１５程度の布帛が得られる。さらには、吸湿性微粒子をバインダーで布帛に固着しても得られるし、合成繊維に親水基を有する単量体をグラフト共重合や架橋反応させた改質繊維でも得られる。本発明は、これらの手法にとらわれるものではなく、いかなる方法でも発熱エネルギー指数を５以上にすれば良い。
【００２９】
発熱エネルギー指数は、高い程好ましいが、発熱エネルギー指数を高くするためには、繊維に練り込む添加物を多くしたり、繊維表面に固着する樹脂量等を多くしたり、また、改質する単量体を多くする必用があり、製造コストが高くなったり、繊維の強度が低下することがあるため、５０以下とすることが好ましい。
【００３０】
本発明のウンイドブレーカーの表地に用いる通気度が５cc／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にある放湿放熱抑制性能を有する布帛として、次式のカバーファクターが２，０００以上である平組織織物またはカバーファクターが２５００以上の綾組織織物に撥水加工を施し、耐水圧を５ｋｐａ以上とした高密度織物が挙げられる。
【００３１】
ＣＦ＝｛（Ｄ１）1/2×Ｍ｝＋｛（Ｄ２）1/2×Ｎ｝
ＣＦ：カバーファクター
Ｄ１：タテ糸の密度（ｄｔｅｘ）
Ｍ ：タテ糸の密度（本／２．５４ｃｍ）
Ｄ２：ヨコ糸の密度（ｄｔｅｘ）
Ｎ ：ヨコ糸の密度（本／２．５４ｃｍ）
上記の平組織織物または綾組織織物を構成するタテ糸およびヨコ糸に使用する繊維糸条は、好適には合成繊維よりなる長繊維でかつ繊度が３０〜１００ｄｔｅｘであり、単繊維繊度が０．２〜１．５ｄｔｅｘの細単糸繊度糸を用いることにより、高密度でも風合いが柔らかく、かつ通気度および透湿度を容易に目標範囲に制御できる点で望ましい。
【００３２】
カバーファクターが上述の範囲より小さくなると、通気度や透湿度が大きくなり放湿放熱抑制効果が得られなくなる。
【００３３】
カバーファクターの上限は、平組織の場合２７００を超えると製織性が低下したり、風合いが硬くなるので２７００以下とすることが好ましい。また、綾組織の場合は、２／１綾、３／１綾、４／１綾、変則綾組織等があり、組織により異なるため上限はいちがいに述べられないが、可職性限界より１０％以下程度とすることが好ましい。
【００３４】
カバーファクターを上述の範囲にするだけでは、５ｋｐａ以上の耐水圧は得られない。撥水加工を施すことにより、はじめて耐水圧性能が得られる。この撥水加工は、通常用いられているフッ素系撥水剤やシリコーン系の撥水剤をパディング−ドライ−キュアリングする方法等で繊維表面に固着すればよい。また、例えば、特開平９−１９５１６９号公報等に記載されている様な洗濯耐久性に優れた撥水処理を施すことが好ましいが、これらの方法に限定されるものではない。
【００３５】
本発明においては、また、表地に通気度が５cc／ｃｍ2・sec以下、かつ透湿度が３，０００〜１２，０００ｇ／ｍ2・２４ｈｒの範囲にした布帛の片面に合成樹脂からなる防水皮膜層を積層した耐水圧が５ｋｐａ以上の合成樹脂膜積層布帛を使用することにより、放湿放熱抑制性能が得られる。具体的には、布帛の片面にポリウレタンの湿式凝固法による微多孔膜や親水性ポリウレタンの無孔膜の単独膜や組合せ膜、またはポリテトラフルオロエチレン微多孔膜を積層した透湿防水加工品を挙げることができる。
【００３６】
これらの合成樹脂膜を積層する場合においては、通気度は比較的容易に制御できる。例えば、ポリウレタン微多孔膜の場合、特開平７−３６５５に記載がある様にポリウレタン樹脂中に、膨潤性層状ケイ酸塩の層間に第４級アンモニウムイオンを導入せしめた粘土有機複合体を分散させ湿式凝固することにより、湿式凝固で得られる微多孔膜の壁面に、さらに小さな孔が多数得られることにより透湿度が向上する。また、粘度有機複合体の変わりに無機微粒子を分散させることでも同様の効果が得られる。これらの分散量を変化させることにとり、目標の透湿度が得られる。さらにまた、親水性ポリウレタン無孔膜の場合、膜厚を薄くしたり、親水性樹脂中のポリオール成分をポリエチレングリコールやポリプロピレングリコールとして添加量を増やすことにより、親水性が増加し透湿性が向上するが、これらに限定されるものではない。
【００３７】
また、通気度については、前述した方法で制御できる。
【００３８】
本発明では、上述の如き表地に水分吸着発熱性能を有し、かつ裏地表面の接触温冷感（ｑｍａｘ）が０．１Ｗ／ｃｍ2以下である裏地を接着剤で接着積層した布帛を用いてウインドブレーカーを縫製してもよいし、上記特性を有する表地と裏地を用い重ねて積層して縫製してもよい。
【００３９】
また、表地と裏地の間に発熱エネルギー指数が５以上の布帛を挿入することにより、裏地と中地の水分吸着発熱性能が積算されより高い水分吸着発熱効果が得られる。
【００４０】
また、布帛に水分吸着発熱性能を付与する方法としては、好適には、ビニルスルホン酸、上述した一般式［I］、［II］、［III］で表される化合物の１種もしくは２種以上を含有する溶液に重合開始剤を混合した処理液を、パディング法、スプレー法、キスロールコーター、スリットコーターなどの処理方法で付与後、乾熱処理、湿熱処理、マイクロ波処理、紫外線処理等によりポリマー化して、繊維表面に固着する方法がある。ビニルスルホン酸はＰＨが低く、そのまま用いると綿やナイロンは脆化するため、予め中和したビニルスルホン酸ナトリウムを用いる。また、ビニルスルホン酸亜鉛を用いると消臭性能も付与することができる。ビニルスルホン酸としては、例えば、アクリルアミドメチルプロパンスルホン酸が水分子吸着発熱性能の点で好ましい。
【００４１】
重合開始剤としては、通常のラジカル開始剤を使用でき、例えば、過硫酸アンモニウム、過硫酸カリウム、過酸化水素などの無機系重合開始剤や、２，２’−アゾビス（２−アミディノプロパン）ジハイドロクロライド、２，２’−アゾビス（Ｎ、Ｎ−ジメチレンイソブチラミディン）ジハイドロクロライド、２−（カルバモイラゾ）イソブチロニトリルなどの有機系重合開始剤が挙げられる。また、過酸化ベンゾイル、アゾビスイソブチロニトリルなどの水不溶性重合開始剤をアニオン、ノニオン等の界面活性剤で乳化させて用いてもよい。コスト、取り扱いに容易さの点からは、過硫酸アンモニウムが好ましく用いられる。さらに、重合効率を高めるために、重合開始剤としての過酸化物と還元性物質を併用する、いわゆるレドックス開始剤を用いてもよい。この過酸化物としては、例えば、過硫酸アンモニウムや過硫酸カリウム、還元性物質としては、例えば、スルホキシル酸ナトリウムとホルマリンとの反応物やハイドロサルファイトなどが挙げられる。 処理液を繊維材料に付与する方法としては、通常用いられる手段が適用可能である。例えば、真空脱水機で処理するなどして付与量を調整することも好ましく行われる。
【００４２】
また、ポリエステル、ナイロンあるいはアクリル系などの合成繊維に対しては、製糸や製紡の段階での付与も可能である。例えば、ポリエステルフィラメントの場合、溶融紡糸法でＰＯＹ（半延伸糸）を紡糸する際、上記化合物の１種もしくは２種以上と炭素数が２５〜３３の高級炭化水素と、炭素数が３〜６の多価アルコールと炭素数が１４〜１８の脂肪酸とのエステル、炭素数が１２〜１７の脂肪酸とアミノアルコールとの反応により得られる脂肪族アミド、および水溶性シリコーン化合物から成る群から選ばれる少なくとも一種の化合物とポリオキシエチレン系界面活性剤の混合組成物を紡糸油剤とともに付与し、後の延伸工程において乾熱処理されることによって上記化合物が繊維に強固に付着し、耐洗濯性のある水分吸着発熱性能を付与することができる。
【００４３】
また、アクリル系繊維の場合は、湿式紡糸法で紡糸、延伸、水洗した後、上述の一般式［I］、［II］、［III］で表される化合物の１種もしくは２種以上を含む処理液を、好適には０．０５〜５．０重量％付着させ、乾燥緻密化処理、スチーム処理、乾燥工程を経て、繊維に強固に付着しポリエステルと同様に、耐洗濯性のある水分吸着発熱性能を付与することができる。
【００４４】
また、布帛に水分吸着発熱性能を有する布帛は、吸湿性微粒子として吸湿率の高いシリカ微粒子を用い、これをバインダーで繊維表面に固着することでも得られる。シリカ微粒子の固着量を制御することにより、目的とする水分吸着性能が得られる。
【００４５】
さらに、合成繊維に親水基を有する単量体をグラフト共重合や架橋反応させて合成繊維を改質させることによっても水分吸着発熱性能を付与することができる。例えば、特開昭５６−２４４２６号公報、特開昭５６−１３５５２７号公報あるいは特開昭６０−１７１４２号公報に開示されているように、合成繊維にアクリル酸やメタクリル酸等の酸性ビニルモノマーを繊維を構成する主鎖にグラフト共重合させた後、アクリル酸やメタクリル酸中のカルボキシル基をアルカリ金属で置換し、吸湿性を付与させてもよい。また、特開平５−１３２８５８号公報に開示されているように、アクリル繊維をヒドラジン処理して側鎖にヒドラジンとの反応により生成した窒素を含有する架橋構造と、ニトリル基の加水分解により生成した塩型カルボシル基を重合させ、吸湿性を付与させてもよい。
【００４６】
これらに開示されている様に、合成繊維に親水基を有する単量体をグラフト共重合や架橋反応により付与させることにより、吸湿性が得られ、しいては水分吸着発熱性能を付与できる。
【００４７】
本発明においては、上記の方法にとらわれず、いかなる方法でもポリエステル繊維やポリアミド繊維、アクリル繊維の如き合成繊維に、親水基を１つ以上含む単量体をグラフト共重合や架橋反応により付与させ水分吸着発熱性能を付与した繊維を用いることができる。
【００４８】
本発明のウインドブレーカーは、このような水分吸着発熱性能を有する布帛に、蓄熱剤を含有させることにより、より一層保温性を向上させることができる。本発明で用いられる蓄熱剤としては、好適には、液相から固相に相変換するときに吸熱し、液相から固相に相変換するときに放熱する、いわゆる潜熱を利用したものとして、パラフィンワックスやポリエチレングリコールをマイクロカプセルに封入したものや、アルミナ、ジルコニア、マグネシア等の無機化合物からなる遠赤外線放射セラミックなどを挙げることができる。中でも、相変換時の潜熱を利用したものは、マイクロカプセルへの封入剤を選ぶこと、また添加物により相変換温度が制御できることから、衣服内温度を一定に制御できる点で好ましく用いられる。
【００４９】
運動等による、発汗時には水分吸着発熱性能が大きくなる、すなわち運動により身体が暖かくなっているときに、発熱作用が大きくなることを蓄熱剤が吸熱することにより抑制し、逆に環境温度が低下し、衣服内温度が低下してきたときに蓄熱剤が放熱するため、衣服内温度を一定に制御する快適なウインドブレーカーが得られる。この様な効果を保持させるために、相変換温度（凝固温度）は、５〜３５℃とすることが好ましく、さらに好ましくは、１０〜２５℃である。
【００５０】
蓄熱剤を布帛に固着する方法としては、上記のマイクロカプセルや無機化合物を単体および／または混合物を、上述のビニルスルホン酸を主体とするポリマーを繊維表面に固着する際に、ビニルスルホン酸溶液に混合する方法や、別のバインダーで固着する方法が挙げられるが、本発明では特に限定されない。
【００５１】
また、蓄熱剤を放湿放熱抑制性能を有する布帛に付与することでも、上記の効果が得られるが、好ましくは、水分吸着発熱性能を有する布帛に、蓄熱剤を含有させた方が、より高い保温効果が得られる。
【００５２】
本発明のウインドブレーカー用途では、防水性が要求されることもあり、耐水圧が５ｋｐａ以上の性能を付与しておくことが必用である。また耐水圧を付与することにより必然的に通気度が５cc／ｃｍ2・sec以下の防風性が付与できる。
【００５３】
本発明のウインドブレーカーは、フィッシング、登山衣などのアウトドアスポーツウエア、スキーウエア、アスレチックウエア、ゴルフウエアなどのスポーツウエア、カジュアルウエア、雨衣などのほか、屋外作業衣などにも用いることができる。
【００５４】
【実施例】
以下、本発明を実施例で詳細に説明するが、本発明はこれらに限定されるものではない。
（測定方法）
（１）通気度
通気度の測定は、ＪＩＳ Ｌ−１０９６（フラジール形法）による。
【００５５】
（２）透湿度
透湿度の測定は、ＪＩＳ規格Ｌ−１０９９（Ａ−１）による。
【００５６】
（３）耐水圧
耐水圧の測定は、ＪＩＳ規格Ｌ−１０９２による。
【００５７】
（４）発熱エネルギー指数
幅約３．５ｃｍの試料３ｇを、アルコール温度計あるいは熱電対の測定部に巻き、摂氏３０℃×湿度３０％ＲＨの環境下に１２時間以上放置後の温度を測定する。次に、摂氏３０℃×湿度９０％ＲＨの環境まで湿度を約３％／分の速度で変化させ、この間１分ごとに４時間後まで温度を測定する。測定後、上昇温度を積分したものを発熱エネルギー量として求め、次の式によって現す。
発熱エネルギー指数＝試料の発熱エネルギー量／ポリエステルタフタ（ＪＩＳ染色堅牢度試験用添付布）の発熱エネルギー量
（５）接触温冷感（ｑｍａｘ）
カトーテック（株）製のサーモラボ２型測定器を用い、室温２０℃、湿度６５％ＲＨの部屋で、ＢＴ−Ｂｏｘを３０℃に調節し、十分調湿したサンプルの上にＢＴ−Ｂｏｘ（圧力１０ｇ／ｃｍ2）を乗せ、１０℃の温度差での単位面積当たりの熱流束を測定する。
【００５８】
（６）発熱効果（保温性向上効果）
縫製品を室温５℃、湿度６５％ＲＨの部屋で長袖ポロシャツ及び薄手のセーターの上に着用し、１０分間安静にした後、エルゴメーターで７５Ｗの運動を１５分実施した後、縫製品を脱ぎ、裏返し、裏側面の温度を熱赤外線画像で測定するとともに着用感覚を確認した。
【００５９】
［実施例１］
５６ｄｔｅｘ、１４４フィラメントの仮ヨリ加工ポリエステル長繊維をタテ糸およびヨコ糸に用い、タテ密度１８８本／２．５４ｃｍ、ヨコ密度１１８本／２．５４ｃｍで平組織にて製織した。次いで、リラックス精練、プレセット、染色した後、撥水剤アサヒガードＡＧ７１０（明成化学（株）製商品名）を３重量％に含有した水分散液に、上記ナイロンタフタを浸漬し、絞り率４０％にピックアップし、ヒートセッターにて１３０℃で３０秒の乾燥熱処理を施し後、さらに１７０℃で１分キュアリング処理を施し、タテ密度２０６本／２．５４ｃｍ、ヨコ密度１２０本／２．５４で仕上げた表地を得た。得られた表地のカバーファクターは２，４３８であり、耐水圧は１１ｋｐａであった。さらに、８３ｄｔｅｘ−２４Ｆのポリエステルマルチフィラメントを使用したサテントリコットのカット起毛品を、下記組成の処方１の処理液に浸漬後、ピックアップ率８０％に設定したマングルで絞り、乾燥機で１２０℃、２分乾燥させた。
（処方１）
・ＡＭＰＳ（アクリルアミドメチルプロパンスルホン酸） ２０ｇ／ｌ
・ＰＥＧ＃１０００ジメタクリレート（商品名Ｐ３０３ 共栄社）４０ｇ／ｌ
・過硫酸アンモニウム ２ｇ／ｌ
乾燥後直ちに、１０５℃の加熱スチーマーで５分間処理し、湯水洗、乾燥した。次いで、乾燥機で１７０℃、１分でセットして発熱エネルギー指数１５の裏地を得た。上記の表地と裏地を使用して、ウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６０】
［実施例２］
実施例１で得られた表地と裏地を使用して、中地に次の方法で得た仲入れ綿を挿入してウインドブレーカーを縫製し評価した。結果を表１に示す。
［仲入れ綿］
繊維構造物として、単繊維繊度７．２ｄｔｅｘ、繊維長６４ｍｍである、ポリエチレンテレフタレート繊維１００％からなる目付８０ｇ／ｍ2の不織ウエッブに、下記組成の処方２の処理液をスプレーで付着率１００重量％になるように吹き付けた後、１２０℃で２分間予備乾燥した。その後、１８０℃で１分間熱処理し、繊維表面にシリカ粒子を固着させた発熱エネルギー指数２２の中入れ綿を得た。
（処方２）
・シリカ粒子（サイリシア５５０（富士シリシア化学（株）製） ６０ｇ／ｌ
・バインダー（シリコーン系樹脂−ＫＴ７０１４（固形分４０％）（高松油脂 （株）製商品名） ２５ｇ／ｌ
（ここで使用したシリカ粒子は、平均粒子径が２．７μｍ、平均比表面積が５００ｍ2／ｇのものである。）
［実施例３］
７７ｄｔｅｘ、２４フィラメントのナイロン長繊維を、タテ糸およびヨコ糸に用い常法で平織組織にて製織、染色したナイロンタフタを撥水剤アサヒガードＡＧ７１０（明成化学（株）製商品名）を３重量％に含有した水分散液に、浸漬し、絞り率４０％にピックアップし、ヒートセッターにて１３０℃で３０秒の乾燥熱処理を施し後、さらに１７０℃で１分キュアリング処理を施し、タテ密度１１０本／２．５４ｃｍ、ヨコ密度８０本／２．５４ｃｍのナイロンタフタを得た。次いで、下記処方３に示す組成のポリウレタン溶液をナイフオーバーロールコーターにて２００ｇ／ｍ2の割合で塗工し、ＤＭＦ（ジメチルホルムアミド）を１０重量％含有した水溶液を凝固浴とする浴槽中に３０℃にて３分間浸漬してポリウレタン塗布液を湿式凝固させ、次いで８０℃の温湯にて１０分間湯洗し、１４０℃にて熱風乾燥し、耐水圧６３ｋｐａのポリウレタン微多孔質膜加工品を得た。
【００６１】
［実施例４］
４．４デシテックス、長さ５２ｍｍのポリエステル原綿を、アクリル酸５％（対被処理物重量％）、メタクリル酸１５％（対被処理物重量％）、過硫酸アンモニウム１％（対被処理物重量％）、スルホキシル酸ナトリウムとホルマリンとの反応物３％（対被処理物重量％）からなる、浴比１：２０の水溶液中に浸漬し、徐々に８０℃まで昇温して、その温度で６０分間処理し、グラフト重合した。このもののカルボキシル基の導入量は１．４２×１０-4グラム当量／グラムファイバーであった。この繊維原綿を炭酸ナトリウム３０％（対被処理物重量％）からなる浴比１：２０の水溶液中に浸漬し、８０℃まで加熱昇温し、その温度で３０分間処理した。この繊維原綿のアルカリ金属置換率は９５％であった。
【００６２】
このようして得られた繊維原綿を、上記の処方２の処理液からシリカ微粒子を除いた組成の処理液をスプレーで付着率１００重量％になるように吹き付けた後、１２０℃で２分間予備乾燥した。その後、１８０℃で１分間熱処理し、発熱エネルギー指数２８の中入れ綿を得た。実施例２の中入れ綿を上記中入れ綿に変更したこと以外は実施例２と同様にしてウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６３】
［実施例５］
アクリロリトリル９０％およびアクリル酸メチル１０％からなるアクリロリトリル系重合体１０部を４８％ロダンソーダ水溶液９０部に溶解した紡糸原液を、定法で紡糸、延伸（全延伸倍率：１０倍）した後、乾球／湿球＝１２０℃／６０℃の雰囲気下で乾燥（工程収縮率：１４％）して、単繊維繊度１．６５ｄｔｅｘのアクリル繊維を得た。該繊維をヒドラジン６．４重量％水溶液に浸し１０２℃で６時間処理し、ついで苛性ソーダ５．０重量％水溶液にて９０℃で３２時間処理した後脱液し乾燥した。得られた改質アクリル繊維を繊維長６４ｍｍにカットし、これを単繊維繊度７．２ｄｔｅｘのポリエチエンテレフタレート繊維とで改質アクリル繊維が１５重量％になる目付８０ｇ／ｍ2の不織ウエッブにした。ついで、上述の処方２からシリカ粒子を除いたバインダーのみをスプレーで付着率が１００重量％になるように吹き付けた後、１２０℃で２分間予備乾燥した。その後、１８０℃で１分間熱処理し、発熱エネルギー指数２５の中入れ綿を得た。実施例１で得られた表地と裏地を使用して、上記で得られた中入れ綿を中地として挿入してウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６４】
［実施例６］
実施例２において、中入れ綿作製時の処方２を、凝固温度が２５℃、潜熱量が３５cal／ｇのパラフィンワックスをエチレン・コビニール・アセテートを壁膜とする平均粒径５０μmのマイクロカプセルに封入した相変換蓄熱材を混合した下記組成の処方５に変えたこと以外は、実施例１と同様にしてブルゾンを縫製して評価した。結果を表１に示す。
【００６５】
なお、本実施例５で得られた仲入れ綿の発熱エネルギー指数は、相変換マイクロカプセルを用いない実施例２の中入れ綿と同様の２２であった。これは、発熱エネルギー指数は、３０℃に１２時間以上放置した後、測定するため、すでに相変換され蓄熱された状態にあるためである。
実施例１で得られた表地と、実施例１において処方１の処理を施さないサテントリコットのカット起毛品を裏地としてウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６６】
［比較例２］
実施例２で得られた表地を使用し、また同じく実施例２の処方２の組成からシリカ微粒子を除いた処理液を使用した他は実施例２と同様に処理した中入れ綿を使用し、裏地にはタテ糸８３ｄｔｅｘ、ヨコ糸１１６ｄｔｅｘのキュプラ使いタフタ（接触温冷感０．１５Ｗ／ｃｍ2 ）を使用してウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６７】
［比較例３］
実施例３で得られた表地と、比較例２と同様のキュプラ使いタフタを裏地としてウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６８】
［比較例４］
５６ｄｔｅｘ、１４４フィラメントの仮ヨリ加工ポリエステル長繊維をタテ糸およびヨコ糸に用い、タテ密度１５２本／２．５４ｃｍ、ヨコ密度８３本／２．５４ｃｍで平組織にて製織した。次いで、リラックス精練、プレセット、染色した後、撥水剤アサヒガードＡＧ７１０（明成化学（株）製）を３重量％に含有した水分散液に、上記ナイロンタフタを浸漬し、絞り率４０％にピックアップし、ヒートセッターにて１３０℃で３０秒の乾燥熱処理を施し後、さらに１７０℃で１分キュアリング処理を施し、タテ密度１７０本／２．５４ｃｍ、ヨコ密度８５本／２．５４で仕上げた表地を得た。カバーファクターは１９０８であり、耐水圧は１ｋｐａであった。上記の表地と、比較例１同様に実施例１において処方１の処理を施さないサテントリコットのカット起毛品を裏地としてウインドブレーカーを縫製し評価した。結果を表１に示す。
【００６９】
【表１】
【発明の効果】
本発明によれば、放湿放熱制御性能を有する布帛を表地として使用し、裏地に水分吸着発熱性能を有する布帛を使用することにより、また裏地表面の接触面の接触温冷感を低下させたことにより、水分吸着性能を発揮する保温効果の高いウインドブレーカーが得られる。
【００７１】
すなわち、水分吸着発熱性能を有する布帛は、身体から発生する水分を吸着し発熱するのと同時に衣服外へ水分を放出する気化熱を奪われるため、実質の発熱量は低くなる。本発明の、水分吸着発熱布帛を裏地に使用して、放湿放熱抑制性能を有し、かつ防風性に優れた布帛を表地に使用することにより、気化熱を制御するため実質の発熱量が大きくなる。さらに接触冷感を低く抑えているため、保温性の高いウインドブレーカーが得られるのである。[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a windbreaker suitable for sports clothing, having windproof and waterproof properties, and having a comfortable heat retaining property.
[0002]
[Prior art]
Conventionally, windbreakers have mainly focused on imparting windproof and mild waterproofness, and the ones that have been given heat insulation to windbreakers are made of a resin kneaded with aluminum powder or the like. A coating is used to improve heat insulation by reflecting radiant heat from the body, or one that improves heat insulation by forming a non-moving air layer using a material having an increased air content.
[0003]
However, when using the above-mentioned material with an increased air content, there is a problem that the material becomes bulky and the motility when worn is obstructed, and the material that reflects radiant heat has a color of metal such as aluminum In addition, there is a problem that there is a limit in color development.
[0004]
In order to solve these problems, a garment using moisture absorbing / releasing moisture-absorbing exothermic fibers has been proposed in Japanese Patent Publication No. 7-59762. There is only disclosure of clothing that uses it for batting and lining. In addition, the moisture-absorbing and moisture-absorbing exothermic fiber used here has a high moisture absorption rate, so it feels cold when touching the hand or body, and in clothing made of moisture-absorbing and absorbing water-absorbing exothermic fibers, At the same time it absorbs moisture and generates heat, it dissipates the heat of vaporization due to the diffusion of water vapor into the air. Only the amount of heat obtained by subtracting the heat of vaporization from the moisture absorption / release moisture absorption heat generation contributes to the heat retention in the clothing using the moisture absorption / release moisture absorption exothermic fiber. Therefore, since the heat of vaporization that is absorbed as the moisture absorption / release water absorption becomes larger, the heat of vaporization is larger, so that the heat retention improvement effect is small no matter how much the moisture absorption / release water absorption heat generation is increased.
[0005]
[Problems to be solved by the invention]
The object of the present invention is to provide a windbreaker that has windproof and waterproof properties, takes into account the above-mentioned actual conditions, makes the most of the heat retention effect due to moisture adsorption heat generation, and does not feel cold when touching the hand or body. It is to provide.
[0006]
[Means for Solving the Problems]
As a result of diligent research on the above problems, the inventors of the present invention have a breathability of 5 cm as a fabric layer having a moisture release and heat-suppressing performance for controlling the heat of vaporization on the fabric layer having a moisture adsorption heat generation performance. Three / Cm 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 ・ By laminating a high-density woven fabric or synthetic resin film laminate in the range of 24 hr as a surface material, the moisture adsorption heat generation performance can be efficiently exhibited, and at the same time, the contact cold feeling (qmax of the moisture adsorption heat generation performance) It has been found that by reducing), a clothing that does not feel cold when touching the skin surface can be obtained, and the present invention has been achieved. That is, in order to achieve the above object, the windbreaker of the present invention adopts the following configuration.
(1) The water resistance is 5 kpa or more and the air permeability is obtained by applying a water repellent treatment to a plain fabric having a cover factor of 2,000 or more or a twill fabric having a cover factor of 2500 or more. 5cm Three / Cm 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 -A windbreaker using a high-density fabric having a moisture release and heat dissipation suppressing performance in a range of 24 hours, and using a fabric having moisture adsorption heat generation performance on the lining, the exothermal energy index of the lining has 5 or more, and Feeling of thermal contact (qmax) on the lining surface is 0.1 W / cm 2 A windbreaker characterized by:
[0007]
CF = {(D1) 1/2 × M} + {(D2) 1/2 × N}
CF: Cover factor
D1: Warp yarn density (dtex)
M: density of warp yarn (main / 2.54 cm)
D2: Thread density (dtex)
N: Density of the weft (book / 2.54cm)
(2) Water resistance is 5 kpa or more with a waterproof film layer made of synthetic resin laminated on one side of the fabric, and air permeability is 5 cm. Three / Cm 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 A windbreaker using a synthetic resin film laminated fabric having a moisture release and heat radiation suppressing performance in a range of 24 hours as a surface and a fabric having a moisture adsorption heat generation performance on the lining, and the exothermal energy index of the lining is 5 The contact thermal sensation (qmax) on the lining surface is 0.1 W / cm 2 A windbreaker characterized by:
(3) The windbreaker as described in (1) or (2) above, wherein a fabric having an exothermic energy index of 5 or more is inserted as an intermediate between the outer material and the lining material.
(4) A fabric having moisture adsorption heat generation performance is obtained by fixing a hygroscopic polymer and / or hygroscopic fine particles to the fiber surface and / or graft copolymerizing or crosslinking reaction with a monomer having a hydrophilic group on the synthetic fiber. The windbreaker according to any one of (1) to (3), wherein the modified fiber is contained in an amount of 5 to 50% by weight.
(5) The hygroscopic polymer is vinyl sulfonic acid, a vinyl monomer represented by the following general formula [I], a vinyl monomer represented by the following general formula [II], and a vinyl represented by the following general formula [III] The windbreaker as described in (4) above, which is a polymer mainly composed of one or more monomers.
[0008]
[Chemical formula 5]
[0009]
[Chemical 6]
[0010]
[Chemical 7]
(6) The windbreaker as described in (5) above, wherein the hygroscopic fine particles are silica fine particles.
(7) The modified fiber is a modified fiber obtained by graft copolymerization or crosslinking reaction with a synthetic fiber containing a monomer containing one or more hydrophilic groups selected from the group described in the following general formula [IV] The windbreaker according to any one of the above (4) to (6).
[0011]
[Chemical 8]
(8) The windbreaker according to any one of (1) to (7), wherein the fabric having moisture adsorption heat generation performance contains a heat storage agent.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
The windbreaker of the present invention has a water pressure resistance of 5 kpa or more and an air permeability of 5 cc / cm. 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 A windbreaker using a high-density woven fabric or synthetic resin film laminated fabric having a moisture release and heat-suppressing performance in the range of 24 hours as a surface and using a fabric having a moisture adsorption heat generation performance on the lining, and its moisture adsorption heat generation The heat generating energy index of the lining having performance is 5 or more, and the contact thermal sensation (qmax) of the lining surface is 0.1 W / cm 2 It is a windbreaker characterized by the following.
[0013]
As a fabric useful for the outer material having moisture release and heat dissipation suppressing performance and the middle and lining having moisture adsorption performance of the present invention, an appropriate fabric can be used according to the purpose of use. Textiles, polyamide fibers, synthetic fibers such as acrylic fibers, semi-synthetic fibers such as acetate fibers, natural fibers such as cotton, hemp and wool, woven fabrics, knitted fabrics, non-woven fabrics, etc. There is no particular limitation.
[0014]
The moisture release heat dissipation suppression performance in the present invention is performance aimed at controlling the heat of vaporization. On the other hand, in the cloth of the middle and the lining having moisture adsorption heat generation performance, the moisture released from the body due to insensitive excretion etc. is adsorbed to generate heat, but at the same time, the moisture is evaporated from the fabric to the outside of the system to generate heat of vaporization. Since it takes away, the heat generation effect when actually worn becomes small. Only when the heat of vaporization is controlled and reduced, a heat generation effect that can be realized when worn is obtained.
[0015]
However, if the heat of vaporization is controlled to make it too small, the moisture-releasing property becomes small, and the feeling of stuffiness at the time of wearing becomes large and becomes uncomfortable. In order to prevent the heat of vaporization and at the same time eliminate the feeling of stuffiness when worn, the moisture permeability of the outer surface having moisture release and heat radiation suppressing performance is 3,000 to 12 according to the measurement method of JIS L-1099 (A-1 method). , 000g / m 2 -It must be in the range of 24 hours. If the moisture permeability is lower than this range, the feeling of stuffiness increases, and if it exceeds this range, the heat of vaporization increases, the water molecule adsorption heat generation performance decreases, and the heat generation performance cannot be realized. The moisture permeability is preferably 4,000 to 11,000 g / m. 2 -It is the range of 24 hr, More preferably, it is 6,000-11,000 g / m. 2 -The range is 24 hours.
[0016]
As a method for controlling the moisture permeability within the above range, for example, in the case of a plain fabric having a cover factor of 2000 or more or a high-density fabric having a twill texture of 2500 or more, the density is increased or a thick yarn is used. The water vapor transmission rate is lowered by increasing the thickness of the dough by, for example, or by crushing by thermal calendering. In the case of waterproof film layered products, waterproof film materials such as hydrophilic polyurethane, hydrophobic polyurethane, polytetrafluoroethylene, polyester, nylon resin, microporous film, nonporous film, and microporous film Can be controlled by selecting and combining a film structure such as a laminated film of a non-porous film, a film thickness, and a method of adhesion to a fabric such as coating or lamination, but is not limited to these methods.
[0017]
Furthermore, the air permeability of the outer material is 5 cm by the measuring method of JIS L-1096 (Fragile method). Three / Cm 2 ・ It is necessary to make it below sec. If the air permeability is higher than this, outside air will enter the clothes and reduce heat retention. In addition, the air warmed by the moisture absorption heat generation performance of the lining and the inside outflows out of the clothes.
[0018]
As a method for controlling the air permeability within the above-mentioned range, in the case of a high-density fabric, for example, the air permeability can be lowered by increasing the density or by performing a thermal calendar treatment. In the case of a waterproof film laminate, it can be controlled by the pore diameter and film thickness of the microporous film. When it is desired to reduce the air permeability to zero, it can be realized by using a non-porous film, but it is not limited to these methods.
[0019]
Further, the surface material used in the present invention is required to have a water pressure resistance of 5 kpa or more measured by a measuring method according to JIS standard L-1092. The higher the water pressure resistance, the higher the waterproof reliability, so the higher the water pressure resistance, the better. However, in order to increase the water pressure, it is necessary to increase the film thickness, and the manufacturing cost increases and the texture becomes harder. Therefore, it is preferable that the surface of the windbreaker is 300 kpa or less.
[0020]
In addition, the fibers constituting the lining or middle fabric layer having moisture adsorption heat generation performance used in the present invention are preferably hygroscopic fibers, for example, Fiber Handbook-Raw Materials-(issued by Maruzen Co., Ltd.) )), As described on page 245, hygroscopic fibers have long been known to absorb moisture and generate heat. The fabric layer having moisture adsorption heat generation performance used in the present invention may use a fabric made of these hygroscopic fibers, but preferably by dispersing and kneading a hygroscopic polymer or the like into the synthetic fiber. , Hygroscopically improved fibers such as nylon yarn obtained by kneading and spinning a hygroscopic polymer such as polyvinylpyrrolidone into nylon, and polymers having hygroscopic properties and / or hygroscopicity by post-processing, etc. A fabric that has increased hygroscopicity and improved moisture adsorption heat generation performance by fixing the fine particles having the property to the fiber surface is preferably used practically.
[0021]
More desirably, a hygroscopic polymer or the like is dispersed in a synthetic fiber and kneaded to fix the hygroscopic polymer and / or hygroscopic fine particles to the fiber surface by post-processing or the like. It is preferable to use a fabric that further increases the water molecule adsorption heat generation performance.
[0022]
Increasing hygroscopicity feels cold when touching the hand or body, making it unsuitable for warm clothing. In the present invention, in order to prevent this phenomenon, the contact thermal sensation (qmax) of the surface in contact with the skin of the lining having the moisture adsorption heat generation performance (the surface of the lining) is 0.1 W / cm. 2 Must be:
[0023]
Contact thermal sensation (qmax) is 0.1 W / cm 2 The following fabrics can be obtained by providing a fabric structure with irregularities on the surface side of the lining to reduce the contact area. For example, it can be obtained by a method of raising a fabric or a method of reducing the contact area with a multi-heavy tissue. Further, although it can be obtained by a multi-tissue woven knitted fabric such as a double-tissue woven knitted fabric using fibers with low hygroscopicity only on the contact surface, the present invention is not limited to these, and the contact thermal sensation (qmax) can be improved by any method. 0.1 W / cm 2 The following should be done.
[0024]
Contact thermal sensation (qmax) is preferably 0.08 W / cm 2 Or less, more preferably 0.05 W / cm 2 It is as follows. The smaller the contact thermal sensation (qmax), the better the thermal sensation as the thermal sensation is higher. However, in order to make it smaller while having moisture adsorption heat generation performance, it is necessary to have a complicated fabric structure, and the production cost is lower. 0.02 W / cm due to problems such as high 2 Is preferably the lower limit.
[0025]
As for the contact thermal sensation (qmax), the smaller the contact area on the material surface (there is unevenness) and the smaller the moisture absorption, the smaller the thermal sensation (qmax). For example, the raised surface of a raised tricot using 100% polyethylene terephthalate fiber is 0.04 W / cm 2 The surface that is not brushed is 0.10 W / cm 2 It is. In addition, when a raised tricot using the same 100% polyethylene terephthalate fiber is post-processed to a moisture absorption rate of 3%, the contact thermal sensation (qmax) of the raised surface does not change and is 0.04 W / cm. 2 On the other hand, the surface without raising is 0.12 W / cm 2 It becomes.
[0026]
The exothermic energy index of the present invention is moisture adsorption exothermic energy compared with 100% polyester fiber material, and is a comparative value when the 100% polyester fiber material is 1. The specific measurement method will be described in detail in the Examples. A 3 g sample is wound around an alcohol thermometer, and after adjusting the temperature and humidity in an environment of 30 ° C. and 30% RH, the environment of 30 ° C. and 90% RH is obtained. The temperature rise at the time of moisture absorption when moving to is observed over time, plotted on a graph with time on the horizontal axis and temperature on the vertical axis until it rises from 30 ° C and restores again to 30 ° C, and the area is measured To do.
[0027]
The fabric having moisture adsorption heat generation performance used in the present invention needs to have a heat generation energy index of 5 or more. If the exothermic energy index is less than 5, the exothermic effect cannot be realized. The exothermic energy index is preferably 8 or more, more preferably 10 or more.
[0028]
In order to increase the exothermic energy index to 5 or more, for example, a yarn having an exothermic energy index of about 13 can be obtained by kneading 5% by weight of polyvinylpyrrolidone in nylon. Further, as shown in the examples, a fabric having an exothermic energy index of about 15 can be obtained by attaching about 3% by weight of a copolymer of acrylamidomethylpropanesulfonic acid and PEG # 1000 dimethacrylate to a 100% polyester material. Further, it can be obtained by adhering hygroscopic fine particles to a fabric with a binder, or a modified fiber obtained by graft copolymerization or crosslinking reaction of a monomer having a hydrophilic group with a synthetic fiber. The present invention is not limited to these methods, and the exothermic energy index may be 5 or more by any method.
[0029]
The higher the exothermic energy index, the better. However, in order to increase the exothermic energy index, the amount of additives kneaded into the fiber, the amount of resin adhering to the fiber surface, and the like can be increased. It is necessary to increase the quantity, and the production cost is increased, and the strength of the fiber may be decreased.
[0030]
The air permeability used for the outer surface of the windbreaker of the present invention is 5 cc / cm 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 -As a fabric having a moisture release and heat dissipation suppressing performance in the range of 24 hours, a water-repellent finish is applied to a plain fabric having a cover factor of 2,000 or more or a twill fabric having a cover factor of 2500 or more, and water pressure resistance A high-density woven fabric with 5 kpa or more.
[0031]
CF = {(D1) 1/2 × M} + {(D2) 1/2 × N}
CF: Cover factor
D1: Warp yarn density (dtex)
M: density of warp yarn (main / 2.54 cm)
D2: Thread density (dtex)
N: Density of the weft (book / 2.54cm)
The fiber yarn used for the warp yarn and the weft yarn constituting the above-mentioned plain texture fabric or twill texture fabric is preferably a long fiber made of synthetic fiber and has a fineness of 30 to 100 dtex and a single fiber fineness of 0. The use of a fine single yarn fine yarn of 2 to 1.5 dtex is desirable in that the texture is soft even at high density, and the air permeability and moisture permeability can be easily controlled within the target range.
[0032]
When the cover factor is smaller than the above range, the air permeability and moisture permeability increase and the moisture release and heat dissipation suppression effect cannot be obtained.
[0033]
In the case of a plain structure, the upper limit of the cover factor is preferably 2700 or less because the weaving property is lowered or the texture becomes hard when it exceeds 2700. In addition, in the case of the twill structure, there are 2/1 twill, 3/1 twill, 4/1 twill, irregular twill structure, etc., and the upper limit is not stated because it differs depending on the structure, but 10% or less from the limit of workability It is preferable to set the degree.
[0034]
A water pressure of 5 kpa or more cannot be obtained only by setting the cover factor within the above range. The water pressure-resistant performance can be obtained for the first time by applying the water repellent treatment. This water-repellent finish may be fixed to the fiber surface by a padding-dry-curing method or the like using a commonly used fluorine-based water repellent or silicone-based water repellent. Further, for example, it is preferable to perform a water-repellent treatment excellent in washing durability as described in JP-A-9-195169, but it is not limited to these methods.
[0035]
In the present invention, the outer surface has an air permeability of 5 cc / cm. 2 -Sec or less and moisture permeability is 3,000 to 12,000 g / m 2 -By using a synthetic resin film laminated fabric having a water pressure resistance of 5 kpa or more obtained by laminating a waterproof coating layer made of a synthetic resin on one side of the fabric in a range of 24 hours, moisture release and heat radiation suppressing performance can be obtained. Specifically, a moisture-permeable and waterproof processed product in which a single membrane or a combination membrane of a polyurethane porous microporous membrane or a hydrophilic polyurethane nonporous membrane or a polytetrafluoroethylene microporous membrane is laminated on one side of a fabric. Can be mentioned.
[0036]
In the case of laminating these synthetic resin films, the air permeability can be controlled relatively easily. For example, in the case of a polyurethane microporous film, as described in JP-A-7-3655, a clay organic complex in which quaternary ammonium ions are introduced between polyurethane resin layers is dispersed in a polyurethane resin. By wet coagulation, moisture permeability is improved by obtaining many smaller pores on the wall surface of the microporous membrane obtained by wet coagulation. The same effect can be obtained by dispersing inorganic fine particles instead of the viscosity organic composite. By changing these dispersion amounts, the target moisture permeability can be obtained. Furthermore, in the case of a hydrophilic polyurethane nonporous film, the hydrophilicity is increased and the moisture permeability is improved by reducing the film thickness or increasing the amount of the polyol component in the hydrophilic resin as polyethylene glycol or polypropylene glycol. However, it is not limited to these.
[0037]
The air permeability can be controlled by the method described above.
[0038]
In the present invention, the outer surface as described above has moisture adsorption heat generation performance, and the contact thermal sensation (qmax) of the lining surface is 0.1 W / cm. 2 A windbreaker may be sewn using a fabric in which the following lining is bonded and laminated with an adhesive, or may be laminated and sewn using a surface and lining having the above characteristics.
[0039]
Further, by inserting a fabric having a heat generation energy index of 5 or more between the outer material and the lining material, the moisture adsorption heat generation performance of the lining material and the middle material is integrated, and a higher moisture adsorption heat generation effect can be obtained.
[0040]
In addition, as a method for imparting moisture adsorption heat generation performance to the fabric, preferably, vinyl sulfonic acid, one or more of the compounds represented by the above general formulas [I], [II], and [III] are used. After applying a treatment liquid in which a polymerization initiator is mixed with a solution containing a liquid by a padding method, a spray method, a kiss roll coater, a slit coater or the like, the polymer is obtained by dry heat treatment, wet heat treatment, microwave treatment, ultraviolet treatment, etc. And there is a method of fixing to the fiber surface. Vinyl sulfonic acid has a low pH, and cotton or nylon becomes brittle when used as it is, so sodium vinyl sulfonate that has been neutralized in advance is used. Moreover, when vinyl vinyl sulfonate is used, deodorizing performance can also be provided. As the vinyl sulfonic acid, for example, acrylamidomethylpropane sulfonic acid is preferable in terms of water molecule adsorption heat generation performance.
[0041]
As the polymerization initiator, a normal radical initiator can be used. For example, inorganic polymerization initiators such as ammonium persulfate, potassium persulfate, and hydrogen peroxide, and 2,2′-azobis (2-amidinopropane) di Examples thereof include organic polymerization initiators such as hydrochloride, 2,2′-azobis (N, N-dimethyleneisobutyramide) dihydrochloride, 2- (carbamoylazo) isobutyronitrile. Further, a water-insoluble polymerization initiator such as benzoyl peroxide or azobisisobutyronitrile may be used after being emulsified with a surfactant such as anion or nonion. From the viewpoint of cost and ease of handling, ammonium persulfate is preferably used. Furthermore, in order to increase the polymerization efficiency, a so-called redox initiator using a peroxide as a polymerization initiator and a reducing substance may be used. Examples of the peroxide include ammonium persulfate and potassium persulfate, and examples of the reducing substance include a reaction product of sodium sulfoxylate and formalin, hydrosulfite, and the like. As a method for applying the treatment liquid to the fiber material, commonly used means can be applied. For example, it is also preferable to adjust the application amount by processing with a vacuum dehydrator.
[0042]
In addition, it can be applied to a synthetic fiber such as polyester, nylon or acrylic at the stage of spinning or spinning. For example, in the case of a polyester filament, when POY (semi-drawn yarn) is spun by melt spinning, one or more of the above compounds, a higher hydrocarbon having 25 to 33 carbon atoms, and 3 to 6 carbon atoms are used. At least selected from the group consisting of an ester of a polyhydric alcohol and a fatty acid having 14 to 18 carbon atoms, an aliphatic amide obtained by the reaction of a fatty acid having 12 to 17 carbon atoms and an amino alcohol, and a water-soluble silicone compound A mixed composition of a kind of compound and a polyoxyethylene surfactant is applied together with a spinning oil, and the above compound adheres firmly to the fiber by a dry heat treatment in a subsequent stretching process, and has moisture resistance with washing resistance. Heat generation performance can be imparted.
[0043]
In the case of an acrylic fiber, it contains one or more of the compounds represented by the above general formulas [I], [II], and [III] after spinning, drawing and washing with a wet spinning method. The treatment liquid is preferably attached in an amount of 0.05 to 5.0% by weight, and after drying and densification treatment, steam treatment, and drying process, it adheres firmly to the fiber and, like polyester, absorbs moisture with washing resistance. Heat generation performance can be imparted.
[0044]
Further, a fabric having moisture adsorption heat generation performance on the fabric can also be obtained by using silica fine particles having a high moisture absorption rate as the hygroscopic fine particles and fixing them to the fiber surface with a binder. By controlling the amount of silica fine particles fixed, the desired moisture adsorption performance can be obtained.
[0045]
Furthermore, moisture adsorption heat generation performance can be imparted also by modifying the synthetic fiber by graft copolymerization or crosslinking reaction of a monomer having a hydrophilic group to the synthetic fiber. For example, as disclosed in JP-A-56-24426, JP-A-56-135527, or JP-A-60-17142, an acidic vinyl monomer such as acrylic acid or methacrylic acid is added to a synthetic fiber. After graft copolymerization on the main chain constituting the fiber, the carboxyl group in acrylic acid or methacrylic acid may be substituted with an alkali metal to impart hygroscopicity. Moreover, as disclosed in JP-A-5-132858, the acrylic fiber was treated with hydrazine and the side chain was produced by hydrolysis of the nitrile group with a nitrogen-containing crosslinked structure formed by reaction with hydrazine. A salt-type carbosyl group may be polymerized to impart hygroscopicity.
[0046]
As disclosed in these documents, hygroscopicity can be obtained by adding a monomer having a hydrophilic group to a synthetic fiber by graft copolymerization or a cross-linking reaction.
[0047]
In the present invention, regardless of the method described above, any method can be used to impart a monomer containing one or more hydrophilic groups to a synthetic fiber such as polyester fiber, polyamide fiber, or acrylic fiber by graft copolymerization or a crosslinking reaction. A fiber provided with adsorption heat generation performance can be used.
[0048]
The windbreaker of the present invention can further improve the heat retaining property by adding a heat storage agent to the fabric having such moisture adsorption heat generation performance. As the heat storage agent used in the present invention, preferably, it absorbs heat when phase conversion from the liquid phase to the solid phase and dissipates heat when phase conversion from the liquid phase to the solid phase. Examples include those in which paraffin wax or polyethylene glycol is encapsulated in microcapsules, and far-infrared radiation ceramics made of inorganic compounds such as alumina, zirconia, and magnesia. Among these, those utilizing the latent heat at the time of phase conversion are preferably used in that the temperature inside the clothes can be controlled to be constant since the encapsulant in the microcapsules is selected and the phase conversion temperature can be controlled by the additive.
[0049]
When sweating due to exercise, etc., moisture adsorption heat generation performance increases, that is, when the body is warm due to exercise, the heat generation effect is suppressed by the heat storage agent absorbing heat, and conversely the environmental temperature decreases. Since the heat storage agent dissipates heat when the temperature in the garment is lowered, a comfortable windbreaker that controls the temperature in the garment to be constant can be obtained. In order to maintain such effects, the phase conversion temperature (solidification temperature) is preferably 5 to 35 ° C, more preferably 10 to 25 ° C.
[0050]
As a method for fixing the heat storage agent to the fabric, the above-mentioned microcapsules and inorganic compounds are used alone and / or a mixture, and the above-mentioned polymer mainly composed of vinyl sulfonic acid is fixed to the fiber surface with a vinyl sulfonic acid solution. Although the method of mixing and the method of adhering with another binder are mentioned, it is not specifically limited in this invention.
[0051]
Moreover, the above effect can also be obtained by applying a heat storage agent to a fabric having a moisture release and heat dissipation suppression performance, but preferably, the fabric having a moisture adsorption heat generation performance is higher if the heat storage agent is contained. A heat retention effect is obtained.
[0052]
In the windbreaker application of the present invention, waterproofness may be required, and it is necessary to provide a water pressure resistance of 5 kpa or more. Moreover, the air permeability is inevitably 5 cc / cm by applying water pressure resistance. 2 ・ We can give wind resistance of less than sec.
[0053]
The windbreaker of the present invention can be used for outdoor sports wear such as fishing and mountaineering clothes, sports wear such as ski wear, athletic wear, and golf wear, casual wear, rain clothes, and outdoor work clothes.
[0054]
【Example】
EXAMPLES Hereinafter, although an Example demonstrates this invention in detail, this invention is not limited to these.
(Measuring method)
(1) Air permeability
The measurement of air permeability is based on JIS L-1096 (Fragile method).
[0055]
(2) Moisture permeability
The measurement of moisture permeability is in accordance with JIS standard L-1099 (A-1).
[0056]
(3) Water pressure resistance
The measurement of water pressure resistance is based on JIS standard L-1092.
[0057]
(4) Exothermic energy index
3 g of a sample having a width of about 3.5 cm is wound around an alcohol thermometer or a thermocouple measuring section, and the temperature after being left for 12 hours or more in an environment of 30 ° C. × 30% humidity is measured. Next, the humidity is changed at a rate of about 3% / min to an environment of 30 ° C. × 90% humidity, and the temperature is measured every minute for 4 hours. After the measurement, the sum of the rising temperature is obtained as the amount of heat generation energy and expressed by the following equation.
Exothermic energy index = Exothermic energy amount of the sample / Exothermic energy amount of polyester taffeta (attached cloth for JIS dyeing fastness test)
(5) Contact thermal sensation (qmax)
Using a thermolab type 2 measuring instrument manufactured by Kato Tech Co., Ltd., in a room with a room temperature of 20 ° C. and a humidity of 65% RH, the BT-Box was adjusted to 30 ° C., and the BT-Box (pressure) 10 g / cm 2 ) And the heat flux per unit area at a temperature difference of 10 ° C. is measured.
[0058]
(6) Heat generation effect (heat retention improvement effect)
Wear a sewn product on a long-sleeved polo shirt and a thin sweater in a room with a room temperature of 5 ° C and a humidity of 65% RH, and rest for 10 minutes. In addition, the temperature of the reverse side surface was measured with a thermal infrared image and the wearing sensation was confirmed.
[0059]
[Example 1]
56 dtex, 144 filaments of temporary twisted polyester long fibers were used as warp and weft yarns, and woven in a plain structure at a warp density of 188 yarns / 2.54 cm and a warp density of 118 yarns / 2.54 cm. Next, after relaxing scouring, pre-setting, and dyeing, the nylon taffeta was immersed in an aqueous dispersion containing 3% by weight of the water repellent Asahi Guard AG710 (trade name, manufactured by Meisei Chemical Co., Ltd.), and the drawing ratio was 40 %, And after a heat treatment for 30 seconds at 130 ° C. with a heat setter, further curing at 170 ° C. for 1 minute, vertical density 206 / 2.54 cm, horizontal density 120 / 2.54 Finished with a surface finish. The cover factor of the obtained outer material was 2,438, and the water pressure resistance was 11 kpa. Further, a satin tricot cut raised article using a polyester multifilament of 83 dtex-24F was immersed in a treatment liquid of the following composition 1 and then squeezed with a mangle set at a pickup rate of 80%, and dried at 120 ° C., 2 ° C. Dried for minutes.
(Prescription 1)
・ AMPS (acrylamidomethylpropanesulfonic acid) 20 g / l
・ PEG # 1000 dimethacrylate (trade name P303 Kyoeisha) 40 g / l
・ Ammonium persulfate 2g / l
Immediately after drying, it was treated with a heating steamer at 105 ° C. for 5 minutes, washed with hot water and dried. Subsequently, a lining having an exothermic energy index of 15 was obtained by setting in a dryer at 170 ° C. for 1 minute. A windbreaker was sewed and evaluated using the above outer and lining materials. The results are shown in Table 1.
[0060]
[Example 2]
Using the outer material and the lining obtained in Example 1, the insert cotton obtained by the following method was inserted into the middle, and the windbreaker was sewn and evaluated. The results are shown in Table 1.
[Intermediate cotton]
The fiber structure has a single fiber fineness of 7.2 dtex and a fiber length of 64 mm, and a basis weight of 100% polyethylene terephthalate fiber is 80 g / m. 2 The non-woven web was sprayed with a treatment liquid of Formula 2 having the following composition by spraying so that the adhesion rate was 100% by weight, and then pre-dried at 120 ° C. for 2 minutes. Thereafter, heat treatment was performed at 180 ° C. for 1 minute to obtain a middle-filled cotton having an exothermic energy index of 22 having silica particles fixed on the fiber surface.
(Prescription 2)
Silica particles (Silicia 550 (manufactured by Fuji Silysia Chemical)) 60 g / l
Binder (silicone resin-KT7014 (solid content 40%) (trade name, manufactured by Takamatsu Yushi Co., Ltd.)) 25 g / l
(The silica particles used here have an average particle diameter of 2.7 μm and an average specific surface area of 500 m. 2 / G. )
[Example 3]
Nylon taffeta made of 77 dtex, 24 filament long nylon fibers for warp and weft yarns in a plain weave and dyed in a conventional manner, 3 weight of water repellent Asahi Guard AG710 (trade name, Meisei Chemical Co., Ltd.) In a water dispersion containing 1%, picked up to 40% squeezing ratio, subjected to a heat treatment for 30 seconds at 130 ° C with a heat setter, and then cured at 170 ° C for 1 minute to obtain a vertical density. A nylon taffeta having 110 pieces / 2.54 cm and a horizontal density of 80 pieces / 2.54 cm was obtained. Next, a polyurethane solution having the composition shown in the following prescription 3 was 200 g / m with a knife over roll coater. 2 The polyurethane coating solution was wet-coagulated by dipping in an aqueous bath containing 10% by weight of DMF (dimethylformamide) in a coagulation bath for 3 minutes at 30 ° C., and then heated to 80 ° C. hot water. And washed with hot water for 10 minutes and dried with hot air at 140 ° C. to obtain a processed polyurethane microporous membrane having a water pressure resistance of 63 kpa.
[0061]
[Example 4]
4.4 decitex, 52 mm long polyester raw cotton, acrylic acid 5% (weight to be treated), methacrylic acid 15% (weight to be treated), ammonium persulfate 1% (weight to be treated) ), Immersed in an aqueous solution having a bath ratio of 1:20 consisting of 3% of a reaction product of sodium sulfoxylate and formalin (vs. weight% of the material to be treated), gradually heated to 80 ° C. Treated for minutes and graft polymerized. The amount of carboxyl groups introduced was 1.42 × 10 -Four Gram equivalent / gram fiber. This fiber raw cotton was immersed in an aqueous solution with a bath ratio of 1:20 consisting of 30% sodium carbonate (vs. weight to be treated), heated to 80 ° C., and treated at that temperature for 30 minutes. This fiber raw cotton had an alkali metal substitution rate of 95%.
[0062]
The fiber raw cotton thus obtained was sprayed with a treatment liquid having a composition in which silica fine particles were removed from the treatment liquid of the above-mentioned formulation 2 so that the adhesion rate would be 100% by weight, and then preliminarily maintained at 120 ° C. for 2 minutes. Dried. Thereafter, heat treatment was carried out at 180 ° C. for 1 minute to obtain a cotton having a heat generation energy index of 28. A windbreaker was sewed and evaluated in the same manner as in Example 2 except that the filling cotton in Example 2 was changed to the above-mentioned filling cotton. The results are shown in Table 1.
[0063]
[Example 5]
After spinning and stretching (total stretching ratio: 10 times) a spinning stock solution prepared by dissolving 10 parts of an acrylolitoryl polymer composed of 90% acrylolylyl and 10% methyl acrylate in 90 parts of a 48% rhodium soda aqueous solution. Drying was performed in an atmosphere of dry bulb / wet bulb = 120 ° C./60° C. (step shrinkage: 14%) to obtain an acrylic fiber having a single fiber fineness of 1.65 dtex. The fiber was immersed in a 6.4% by weight aqueous solution of hydrazine and treated at 102 ° C. for 6 hours, then treated with a 5.0% by weight aqueous solution of caustic soda at 90 ° C. for 32 hours, and then drained and dried. The obtained modified acrylic fiber was cut into a fiber length of 64 mm, and this was combined with a polyethylene terephthalate fiber having a single fiber fineness of 7.2 dtex to give a modified acrylic fiber having a basis weight of 80 g / m. 2 The non-woven web. Subsequently, only the binder excluding the silica particles from the above-mentioned formulation 2 was sprayed so that the adhesion rate was 100% by weight, and then pre-dried at 120 ° C. for 2 minutes. Thereafter, heat treatment was performed at 180 ° C. for 1 minute to obtain a middle-cotton cotton having an exothermic energy index of 25. Using the surface and lining obtained in Example 1, the insert cotton obtained above was inserted as a center, and a windbreaker was sewn and evaluated. The results are shown in Table 1.
[0064]
[Example 6]
In Example 2, the prescription 2 at the time of producing the filling cotton was encapsulated in microcapsules having an average particle size of 50 μm using a paraffin wax having a coagulation temperature of 25 ° C. and a latent heat of 35 cal / g as a wall film of ethylene / covinyl acetate. The blouson was sewn and evaluated in the same manner as in Example 1 except that the prescription 5 having the following composition mixed with the phase change heat storage material was changed. The results are shown in Table 1.
[0065]
In addition, the exothermic energy index | exponent of the interlining cotton obtained in this Example 5 was 22 similar to the interlining cotton of Example 2 which does not use a phase change microcapsule. This is because the exothermic energy index is measured after being left at 30 ° C. for 12 hours or longer, and thus has already undergone phase conversion and heat storage.
A windbreaker was sewed and evaluated with the outer fabric obtained in Example 1 and the satin tricot cut raised product not subjected to the treatment of Formula 1 in Example 1 as the lining. The results are shown in Table 1.
[0066]
[Comparative Example 2]
Using the dressing obtained in Example 2 and using the filling cotton treated in the same manner as in Example 2 except that the treatment liquid in which the silica fine particles were removed from the composition of the formulation 2 of Example 2 was used, On the lining is a taffeta using a cupra of warp yarn 83dtex and weft yarn 116dtex (contact thermal feeling 0.15W / cm 2 ) Was used to sew and evaluate a windbreaker. The results are shown in Table 1.
[0067]
[Comparative Example 3]
A windbreaker was sewn and evaluated with the outer surface obtained in Example 3 and the same cupra-use taffeta as in Comparative Example 2 as the lining. The results are shown in Table 1.
[0068]
[Comparative Example 4]
56 dtex, 144 filaments of temporary twisted polyester long fibers were used for warp and weft yarns, and woven in a plain structure at a warp density of 152 / 2.54 cm and a warp density of 83 / 2.54 cm. Next, after relaxing scouring, pre-setting, and dyeing, the nylon taffeta was immersed in an aqueous dispersion containing 3% by weight of the water repellent Asahi Guard AG710 (manufactured by Meisei Chemical Co., Ltd.) to obtain a drawing ratio of 40%. Pick up and heat treatment at 130 ° C for 30 seconds and heat treatment at 170 ° C for 1 minute and finish at 170 ° / 2.54cm and horizontal density of 85 / 2.54 Got the outer material. The cover factor was 1908 and the water pressure resistance was 1 kpa. A windbreaker was sewed and evaluated using the above-mentioned surface material and a satin tricot cut raised product that was not subjected to the treatment of Formulation 1 in Example 1 in the same manner as in Comparative Example 1. The results are shown in Table 1.
[0069]
[Table 1]
【The invention's effect】
According to the present invention, the use of a cloth having moisture release and heat dissipation control performance as a surface material, and the use of a cloth having moisture adsorption heat generation performance for the lining material also reduces the contact thermal sensation of the contact surface of the lining surface. As a result, a windbreaker with high heat retention effect that exhibits moisture adsorption performance can be obtained.
[0071]
That is, the fabric having moisture adsorption heat generation performance absorbs moisture generated from the body and generates heat, and at the same time, the heat of vaporization that releases moisture to the outside of the clothes is taken away. By using the moisture-absorbing heat-generating fabric of the present invention for the lining, and using a fabric having moisture-releasing and heat-suppressing performance and excellent windproof properties on the outer surface, the amount of heat generated can be substantially reduced in order to control the heat of vaporization. growing. Furthermore, since the feeling of contact cooling is kept low, a windbreaker with high heat retention can be obtained.
Claims (8)
ＣＦ＝｛（Ｄ１）1/2×Ｍ｝＋｛（Ｄ２）1/2×Ｎ｝
ＣＦ：カバーファクター
Ｄ１：タテ糸の密度（ｄｔｅｘ）
Ｍ ：タテ糸の密度（本／２．５４ｃｍ）
Ｄ２：ヨコ糸の密度（ｄｔｅｘ）
Ｎ ：ヨコ糸の密度（本／２．５４ｃｍ）Water resistance is 5 kpa or more and water permeability is 5 cm 3 / cm formed by applying a water repellent treatment to a plain fabric having a cover factor of 2,000 or more or a twill fabric having a cover factor of 2500 or more. Use high-density fabric with moisture-release heat dissipation suppression performance that is 2 · sec or less and moisture permeability in the range of 3,000 to 12,000 g / m 2 · 24 hr, and fabric with moisture adsorption heat generation performance on the lining A windbreaker characterized in that the thermal energy index of the backing is 5 or more and the contact thermal sensation (qmax) of the backing surface is 0.1 W / cm 2 or less.
CF = {(D1) 1/2 × M} + {(D2) 1/2 × N}
CF: Cover factor D1: Warp yarn density (dtex)
M: density of warp yarn (main / 2.54 cm)
D2: Thread density (dtex)
N: Density of the weft (book / 2.54cm)
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| JP2001371528A JP3925178B2 (en) | 2001-12-05 | 2001-12-05 | Windbreaker |
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| JP2001371528A JP3925178B2 (en) | 2001-12-05 | 2001-12-05 | Windbreaker |
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| JP2005206972A (en) * | 2004-01-23 | 2005-08-04 | Toray Ind Inc | Waterproof and moisture-permeable fabric |
| TW200615424A (en) * | 2004-07-20 | 2006-05-16 | Schoeller Textil Ag | Finishings for textile fibres and babrics to give hydrophobic oleophobic and self-cleaning surfaces |
| JP4563773B2 (en) * | 2004-11-04 | 2010-10-13 | 帝人ファイバー株式会社 | Thermal storage and warm clothes |
| WO2007129440A1 (en) * | 2006-04-28 | 2007-11-15 | Japan Exlan Company Limited | Process for production of composite fiber |
| JP5611190B2 (en) * | 2009-03-19 | 2014-10-22 | セーレン株式会社 | Composite material |
| CN107109720B (en) | 2014-12-25 | 2019-07-23 | 旭化成株式会社 | The excellent flimsy material of comfort |
| JP6735546B2 (en) * | 2015-09-18 | 2020-08-05 | 小松マテーレ株式会社 | FIBER STRUCTURE, garment and other articles using the same, and method for manufacturing fiber structure |
| JPWO2020170692A1 (en) * | 2019-02-21 | 2021-12-16 | 東レ株式会社 | Clothing with a fan |
| WO2023145557A1 (en) * | 2022-01-28 | 2023-08-03 | 東レ株式会社 | Woven fabric and garment using same |
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