JPH0376892A - Method for chemically treating needle felt for making paper - Google Patents
Method for chemically treating needle felt for making paperInfo
- Publication number
- JPH0376892A JPH0376892A JP21138789A JP21138789A JPH0376892A JP H0376892 A JPH0376892 A JP H0376892A JP 21138789 A JP21138789 A JP 21138789A JP 21138789 A JP21138789 A JP 21138789A JP H0376892 A JPH0376892 A JP H0376892A
- Authority
- JP
- Japan
- Prior art keywords
- needle felt
- felt
- chemical treatment
- dryer
- needle
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 13
- 239000000126 substance Substances 0.000 claims abstract description 25
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 12
- 238000005406 washing Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 22
- 238000005507 spraying Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- DGXAGETVRDOQFP-UHFFFAOYSA-N 2,6-dihydroxybenzaldehyde Chemical compound OC1=CC=CC(O)=C1C=O DGXAGETVRDOQFP-UHFFFAOYSA-N 0.000 description 1
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- QDNBHWFDWXWFTG-UHFFFAOYSA-N benzene-1,3-diol;formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1.OC1=CC=CC(O)=C1 QDNBHWFDWXWFTG-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 125000002256 xylenyl group Chemical class C1(C(C=CC=C1)C)(C)* 0.000 description 1
Landscapes
- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は洗絨機を使用しない乾燥機のみによる抄紙用ニ
ードルフェルトの化学処理方法に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a method for chemically treating needle felt for paper making using only a dryer without using a carpet washer.
［従来の技術］
ニードリングを経たニードルフェルトは、その仕上工程
で、化学処理、乾燥、セット、特殊処理などを行って、
仕上げられる。[Conventional technology] Needle felt that has gone through needling undergoes chemical treatment, drying, setting, special treatment, etc. in the finishing process.
It will be finished.
当該ニードルフェルトの仕Ｅ処理は、当該二ドルフェル
トに耐摩耗性や耐圧縮特性や風合や防縮性などを付与す
るもので、紙を抄造するのに使用するフェルトの品質を
左右するので重要である。The processing of the needle felt imparts abrasion resistance, compression resistance, texture, shrink resistance, etc. to the needle felt, and is important because it affects the quality of the felt used to make paper. It is.
当該ニードルフェルトの各種物性を改質するために、従
来、洗絨機にて、ニードルフェルトを樹脂のモノマー液
を含有する化学処理液例えばレゾルシンとホルマリンと
の混合液で処理して、熱風乾燥機にて乾燥させることが
行われている。In order to modify various physical properties of the needle felt, conventionally, the needle felt is treated with a chemical treatment solution containing a resin monomer solution, such as a mixture of resorcinol and formalin, in a carpet washer, and then dried in a hot air dryer. It is dried in a
［発明が解決しようとする課題］
しかるに、洗絨機での化学処理は、その処理液を多量に
必要とし、処理液が無駄になり易いし、洗絨機を経て乾
燥機で乾燥させるときにその熱によりニードルフェルト
が収縮し易く、かつ、その収縮も不均一となり易く、ま
た、ニードルフェルトが硬くなり易いなどの問題がある
。[Problems to be Solved by the Invention] However, chemical treatment using a carpet washer requires a large amount of processing solution, which tends to be wasted, and when the carpet is dried in a dryer after passing through the carpet washer, There are problems in that the needle felt tends to shrink due to the heat, and the contraction tends to be uneven, and the needle felt tends to become hard.
また、洗絨機を経て乾燥機という処理では、その処理に
時間もエネルギーも多大に要する。Furthermore, the process of passing through a carpet washer and then a dryer requires a great deal of time and energy.
その為に、洗絨機を使用せずに直接乾燥機にかけて行う
処理方法も提案されているが、フェルトの耐摩耗性や副
圧縮特性などを低）させずに、良好な処理方法を実現す
るのは各種の困難を伴なう。For this reason, a treatment method has been proposed in which the felt is placed directly in a dryer without using a washer, but it is possible to achieve a good treatment method without reducing the abrasion resistance or secondary compression characteristics of the felt. is accompanied by various difficulties.
本発明はかかる技術的背景の下、フェルトの耐摩耗性や
副圧縮特性などの必要とされる物性特に耐摩耗性や耐圧
縮特性を低下させずにむしろ向上させることができ、し
かも洗絨機を使用することによるネックを解消すること
のできるフェルトの仕上処理技術を提供することを目的
としたものである。With this technical background, the present invention can improve the required physical properties of felt, such as abrasion resistance and sub-compression properties, without reducing them, and in particular, can improve them without reducing them. The purpose of this invention is to provide a felt finishing technique that can eliminate the problems caused by the use of felt.
本発明のその他の目的並びに新規な特徴は、以下の本明
細書の記述および添付図面からもあきらかになるであろ
う。Other objects and novel features of the present invention will become apparent from the following description of the specification and the accompanying drawings.
「課題を解決するための手段］
本発明は、洗絨機を使用せずに直接乾燥機の張りロール
間にニードルフェルトを掛け、当該二ドルフェルトに、
水溶性常温硬化型レゾルシノール系樹脂接着剤を含有す
る化学処理液を塗布浸透させ５当該乾燥機で当該化学処
理液中の樹脂の熱硬化を行なうことを特徴とする洗絨機
を使用しない抄紙用ニードルフェルトの乾燥機による化
学処理方法に存し、好ましくは、熱風乾燥機にキツシン
グ装置および（または）サックション装置を付設し、化
学処理液をニードルフェルト表面に噴霧塗布しつつ、当
該ニードルフェルトから当該化学処理液の押漬を行なう
ことを特徴とする当該化学処理方法に存する。"Means for Solving the Problems" The present invention involves hanging needle felt directly between the tension rolls of a dryer without using a carpet washer,
For paper making that does not use a carpet washing machine, characterized in that a chemical treatment liquid containing a water-soluble room-temperature curing resorcinol resin adhesive is applied and permeated, and the resin in the chemical treatment liquid is thermally cured in the dryer. A method for chemically treating needle felt using a dryer, preferably, a hot air dryer is equipped with a kissing device and/or a suction device, and a chemical treatment solution is sprayed onto the surface of the needle felt while the needle felt is being sprayed. The present invention resides in the chemical treatment method characterized by performing immersion in the chemical treatment liquid.
次に、本発明の方法の詳細を適宜図面を参照しつつ説明
する。Next, details of the method of the present invention will be explained with appropriate reference to the drawings.
第１図は本発明の方法の原理図である。FIG. 1 is a diagram showing the principle of the method of the present invention.
乾燥機（ドライヤー）の張りロール１．２間に、ニード
リング工程を経た第２図にその断面の一例を示すような
ニードルフェルト３を掛ける。A needle felt 3 whose cross section is shown in FIG. 2 after undergoing a needling process is hung between the tension rolls 1 and 2 of a dryer.
当該ニードルフェルト３は、基布４の両面に繊維バット
層５．５を有してなり、第２図に示すようにニードル６
を用いてニードリングされている。The needle felt 3 has a fiber batt layer 5.5 on both sides of a base fabric 4, and as shown in FIG.
It is needled using.
一般工程では、当該ニードルフェルトは洗絨機、化学処
理、乾燥工程を経るが、本発明では上記のように、直ち
にドライヤーにニードルフェルトを移送させる。In the general process, the needle felt goes through a carpet washing machine, chemical treatment, and drying process, but in the present invention, the needle felt is immediately transferred to a dryer as described above.
張りロール（ドライヤーロール）１近傍で、水溶性常温
硬化型レゾルシノール系樹脂接着剤を金石する化学処理
液７をスプレー塗布する。In the vicinity of the tension roll (dryer roll) 1, a chemical treatment liquid 7 for applying a water-soluble cold-curing resorcinol resin adhesive is spray applied.
当該レゾルシノール系樹脂としては、例えばレゾルシノ
ールとホルムアルデヒドとの反応によるレゾルシノール
・ホルムアルデヒド縮合樹脂、レゾルシノールとホルム
アルデヒドとフェノールとの共縮合によるレゾルシノー
ル・フェノール・ホルムアルデヒド縮合樹脂、これら縮
合樹脂をクレゾール、キシレノール、タンニン、リグニ
ンなどで一部変性した変性樹脂を挙げることができる。Examples of the resorcinol resins include resorcinol-formaldehyde condensation resins produced by the reaction of resorcinol and formaldehyde, resorcinol-phenol-formaldehyde condensation resins produced by the co-condensation of resorcinol, formaldehyde, and phenol, and these condensation resins used in cresol, xylenol, tannin, and lignin. Modified resins partially modified with, for example, can be mentioned.
当該接着剤には一般用途の接着剤として市販されている
ものを使用することができる。As the adhesive, commercially available adhesives for general use can be used.
当該樹脂接着剤には水溶性のものが使用され、当該接着
剤を水で希釈して使用する。A water-soluble resin adhesive is used, and the adhesive is diluted with water before use.
本発明では常温硬化型のレゾルシノール系樹脂接着剤を
使用する。In the present invention, a room temperature curing resorcinol resin adhesive is used.
化学処理液には硬化剤を配合することができる。硬化剤
の好ましい例として、ホルマリン液を挙げることができ
、当該硬化剤は処理に際し処理液圭剤中に投入し、よく
混合撹拌させて使用する。A curing agent can be added to the chemical treatment liquid. A preferable example of the curing agent is a formalin solution, and the curing agent is added to the processing liquid during the treatment and used by thoroughly mixing and stirring.
当該化学処理液には、アルコールなどの各種添加剤を必
要に応じて添加することができる。Various additives such as alcohol can be added to the chemical treatment liquid as necessary.
当該化学処理液のスプレー塗布に際し、処理液７をニー
ドルフェルト３中に充分浸透させるように塗布させる。When spraying the chemical treatment liquid, the treatment liquid 7 is applied so as to sufficiently penetrate into the needle felt 3.
その浸透を良好にするために、第１図に示すように、加
圧ロール８を張りロールｌ近傍に配設し、加圧ロール８
を矢標に示す方向に加圧して、これらロール１．８間の
ニードルフェルト３を押圧すると良い。In order to improve its penetration, a pressure roll 8 is disposed near the tension roll l as shown in FIG.
It is preferable to apply pressure in the direction shown by the arrow to press the needle felt 3 between these rolls 1.8.
当該加圧ロール８よりなるキッシング装置を付設するこ
とにより、上記浸透を良好にできると共に、余分な処理
液を押漬（キッシング）してニドルフエル１〜３への処
理液７の付着量を適切にすることができる。By attaching the kissing device consisting of the pressure roll 8, the above-mentioned penetration can be improved, and the amount of the processing liquid 7 attached to the needle wells 1 to 3 can be adjusted appropriately by pressing (kissing) the excess processing liquid. can do.
第１図に示ずように、ニードルフェルト３の内側に、サ
ックション装置９を設訳して、該ニードルフェルト３か
ら処理液、特に水分を５吸収（サックション）すると良
く、当該押漬により、二ドルフェルト３への処理液７の
付着４を適切にすることができるし、処理液７の付着む
らをなくずことかでき、さらに、処理時間の短縮化を図
ることができる。As shown in FIG. 1, a suction device 9 is installed inside the needle felt 3 to absorb (suck) the processing liquid, especially water, from the needle felt 3. The adhesion 4 of the processing liquid 7 to the needle felt 3 can be made appropriate, the uneven adhesion of the processing liquid 7 can be eliminated, and furthermore, the processing time can be shortened.
処理液７が塗布されたニードルフェルト３は、ドライヤ
ー中で、熱風１０が吹付けられ、加熱乾燥が行われる。The needle felt 3 coated with the treatment liquid 7 is heated and dried by being blown with hot air 10 in a dryer.
張りロール１．２間のスピードなどにもよるが、当該熱
風の温度は、１７０〜１８０℃の範囲が好ましい。Although it depends on the speed between the tension rolls 1 and 2, the temperature of the hot air is preferably in the range of 170 to 180°C.
当該熱処理により、ニードルフェルト３における処理液
７中のレゾルシノール系樹脂は熱硬化される。常温硬化
型であり、当該熱処理により、洗絨機を使用しない化学
処理がスピードアップされて行われる。Through the heat treatment, the resorcinol resin in the treatment liquid 7 in the needle felt 3 is thermoset. It is a room temperature curing type, and the heat treatment speeds up chemical treatment without using a carpet washer.
第１図では、その図示を省略しているが、二ドルフェル
ト３の両端部にピンテンターなどを設け、当該フェルト
３にテンションを掛けるようにすることができ、洗絨機
、乾燥機を経る従来の処理に比して、収縮を一段と抑え
ることができる。Although not shown in FIG. 1, pin tenters or the like can be provided at both ends of the double felt 3 to apply tension to the felt 3. Shrinkage can be further suppressed compared to the above treatment.
本発明におけるニードルフェルト３への処理液７の付着
量は、フェルト重電に対し、０．０５〜２．ＯＷＬ％と
することが好ましい。この付着量が０．０５ｗｔ％未満
では、抄紙用フェルトの耐摩耗性や耐圧縮特性の改良が
充分でなく、一方、付着量が２．０ｗｔ％を超えるとき
には、フェルトが硬くなり過ぎたりする。In the present invention, the amount of treatment liquid 7 attached to needle felt 3 is 0.05 to 2. It is preferable to set it as OWL%. If the adhesion amount is less than 0.05 wt%, the abrasion resistance and compression resistance of the papermaking felt will not be sufficiently improved, while if the adhesion amount exceeds 2.0 wt%, the felt may become too hard.
［実施例］ 次に、本発明を実施例に基づいて説明する。[Example] Next, the present invention will be explained based on examples.
実施例１゜ 次の配合の処理液を調製した。Example 1゜ A treatment solution with the following formulation was prepared.
丞 ・ニードルフェルト重量に対し３倍量
レゾルシノール系 ・・水の １．２５％ホル
マ１ン３７％ ′ ・・１−記接着削の１５％
但し、硬化剤は処理直前に添加し、良く撹拌混合させた
。・Resorcinol system in 3 times the weight of the needle felt ・・Water 1.25% Forma 1 37%′ ・・1-1-15% of adhesive cutting However, the hardening agent is added just before processing and stirred and mixed well. I let it happen.
処理条件：
（イ）上記処理γ夜をスプレーしながら、キッシング、
サックションを行った。Treatment conditions: (a) Kissing while spraying the above treatment γ night,
I did a suction.
（目標付着量を、フェルト重量の０．２％とするために
サックション後の水分率を約３０％とした。）
（ロ）熱風温度１７０℃、処理スピード １．５ｍ／ｍ
ｉｎで１周
処理後、耐摩耗性および耐圧縮特性が改良され、柔軟な
フェルトを得ることができた。(In order to set the target adhesion amount to 0.2% of the felt weight, the moisture content after suction was set to approximately 30%.) (B) Hot air temperature 170°C, processing speed 1.5m/m
After one round of in-cycle treatment, a soft felt with improved abrasion resistance and compression resistance was obtained.
［発明の効果コ
以上発明によれば、洗絨機を使用することによる問題を
解決でき、処理時間も短縮され、処理に要する消費エネ
ルギーも節約でき、フェルトの物性特に耐摩耗性や耐圧
縮特性を向上させることのできる化学処理を乾燥機のみ
の使用により実現することができた。[Effects of the invention] According to the above invention, the problems caused by using a carpet washing machine can be solved, the processing time can be shortened, the energy consumption required for processing can be saved, and the physical properties of felt, especially its abrasion resistance and compression resistance, can be improved. A chemical treatment that could improve the quality of the product could be achieved by using only a dryer.
・張りロール（ドライヤーロール） 〃 ・・ニードルフェルト ・化学処理液 ・加圧ロール（キッシング装置〉 ・・サックション装置 ・・熱 風・Tension roll (dryer roll) 〃 ・Needle felt ・Chemical treatment liquid ・Pressure roll (kissing device) ・・Suction device ・・Heat wind
Claims (1)
ードルフェルトを掛け、当該ニードルフェルトに、水溶
性常温硬化型レゾルシノール系樹脂接着剤を含有する化
学処理液を塗布浸透させ、当該乾燥機で当該化学処理液
中の樹脂の熱硬化を行なうことを特徴とする洗絨機を使
用しない抄紙用ニードルフェルトの乾燥機による化学処
理方法。 ２、熱風乾燥機にキッシング装置および（または）サッ
クション装置を付設し、化学処理液をニードルフェルト
表面に噴霧塗布しつつ、当該ニードルフェルトから当該
化学処理液の搾液を行なうことを特徴とする請求項第１
項記載の化学処理方法。[Claims] 1. Needle felt is hung directly between tension rolls in a dryer without using a carpet washer, and a chemical treatment solution containing a water-soluble room temperature curing resorcinol resin adhesive is applied to the needle felt. 1. A method for chemically treating needle felt for paper making using a dryer without using a carpet washing machine, characterized in that the resin in the chemical treatment liquid is coated and penetrated in the dryer, and the resin in the chemical treatment liquid is thermally cured in the dryer. 2. A hot air dryer is equipped with a kissing device and/or a suction device, and the chemical treatment liquid is squeezed from the needle felt while spraying the chemical treatment liquid onto the surface of the needle felt. Claim 1
Chemical treatment method described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21138789A JPH0376892A (en) | 1989-08-18 | 1989-08-18 | Method for chemically treating needle felt for making paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21138789A JPH0376892A (en) | 1989-08-18 | 1989-08-18 | Method for chemically treating needle felt for making paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0376892A true JPH0376892A (en) | 1991-04-02 |
Family
ID=16605119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21138789A Pending JPH0376892A (en) | 1989-08-18 | 1989-08-18 | Method for chemically treating needle felt for making paper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0376892A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007204895A (en) * | 2006-02-06 | 2007-08-16 | Ichikawa Co Ltd | Papermaking transfer felt |
| US7306704B2 (en) * | 2002-04-26 | 2007-12-11 | Tamfelt Oyj Abp | Press felt |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4838004A (en) * | 1971-09-08 | 1973-06-05 | ||
| JPS496785A (en) * | 1972-05-08 | 1974-01-21 | ||
| JPS53114898A (en) * | 1977-03-09 | 1978-10-06 | Shikibo Ltd | Early condensation product of modified epoxy resin and resin processing agent |
-
1989
- 1989-08-18 JP JP21138789A patent/JPH0376892A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4838004A (en) * | 1971-09-08 | 1973-06-05 | ||
| JPS496785A (en) * | 1972-05-08 | 1974-01-21 | ||
| JPS53114898A (en) * | 1977-03-09 | 1978-10-06 | Shikibo Ltd | Early condensation product of modified epoxy resin and resin processing agent |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7306704B2 (en) * | 2002-04-26 | 2007-12-11 | Tamfelt Oyj Abp | Press felt |
| JP2007204895A (en) * | 2006-02-06 | 2007-08-16 | Ichikawa Co Ltd | Papermaking transfer felt |
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