CN218059380U - Flame-retardant artificial viscose fiber - Google Patents
Flame-retardant artificial viscose fiber Download PDFInfo
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- CN218059380U CN218059380U CN202222210643.1U CN202222210643U CN218059380U CN 218059380 U CN218059380 U CN 218059380U CN 202222210643 U CN202222210643 U CN 202222210643U CN 218059380 U CN218059380 U CN 218059380U
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Abstract
The utility model relates to a viscose fiber's technical field especially relates to a fire-retardant artificial viscose fiber, and it includes viscose filament yarn, viscose filament yarn's the outside is provided with the enhancement layer, the outside of enhancement layer is provided with fire-retardant layer, fire-retardant layer includes a plurality of cotton flame retardant yarn and a plurality of fire-retardant acrylic fibres yarn, and is a plurality of cotton flame retardant yarn and a plurality of fire-retardant acrylic fibres yarn is all around establishing on the enhancement layer. The utility model discloses the effect that improves the viscose fiber fire resistance has.
Description
Technical Field
The utility model belongs to the technical field of viscose fiber's technique and specifically relates to a fire-retardant artificial viscose fiber is related to.
Background
Viscose is one of the man-made fibers. The viscose fiber is a main variety of artificial fiber, is a chemical fiber variety with the second largest output in China, and is prepared by separating natural cellulose through chemical reaction by using chemical pulp, wherein the main raw material of the viscose fiber comprises cotton pulp and wood pulp, and the raw material used in China is mainly the cotton pulp.
The viscose fiber has good hygroscopicity, easy dyeing, less possibility of generating static electricity and better spinnability, and is widely applied to the fields of various textiles, clothes and the like
Aiming at the related technologies, the inventor thinks that the viscose fiber is inflammable fiber and has high combustion speed, and the clothes woven by the viscose fiber are easy to burn when exposed to open fire, thereby bringing hidden troubles to the personal safety of the wearer.
SUMMERY OF THE UTILITY MODEL
In order to improve the flame retardance of viscose fibers, the application provides flame-retardant artificial viscose fibers.
The application provides a fire-retardant artificial viscose fiber adopts following technical scheme:
the utility model provides a fire-retardant artificial viscose fiber, includes viscose filament yarn, its characterized in that: the outside of viscose filament yarn is provided with the enhancement layer, the outside of enhancement layer is provided with fire-retardant layer, fire-retardant layer includes a plurality of all cotton flame retardant yarns and a plurality of fire-retardant acrylic yarn, and is a plurality of all cotton flame retardant yarns and a plurality of fire-retardant acrylic yarn are all around establishing on the enhancement layer.
Through adopting above-mentioned technical scheme, the staff has improved viscose filament yarn's toughness and elasticity through wrapping up the enhancement layer in the viscose filament yarn outside, has reduced viscose filament yarn and has met the water aftershrinkage possibility. The all-cotton flame-retardant yarn has good flame-retardant performance, good air permeability and moisture permeability, softness and comfort; the flame-retardant acrylic yarn has permanent flame retardance, does not generate toxic gas during combustion, does not influence the flame retardance performance after washing and rubbing, and does not generate melting drips to cause secondary damage. The flame-retardant layer consisting of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns can not generate flame per se, and can be automatically extinguished after leaving the flame, so that the purpose of flame retardance is achieved, and the flame retardance of the viscose fiber is improved.
Optionally, the diameters of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns are the same, and the number of the all-cotton flame-retardant yarns is equal to that of the flame-retardant acrylic yarns.
By adopting the technical scheme, the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns have the same diameter and the same quantity, so that the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns can be uniformly distributed on the outer side of the reinforcing layer, and the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns can exert the flame-retardant property as much as possible.
Optionally, the plurality of all-cotton flame-retardant yarns and the plurality of flame-retardant acrylic yarns are interlaced in pairs and spirally wound on the reinforcing layer.
By adopting the technical scheme, the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns are staggered pairwise and spirally wound on the reinforcing layer, so that the lengths of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns are increased as much as possible, the flame retardant properties of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns are reflected as much as possible, and the flame retardance of the viscose filament yarns is improved.
Optionally, the reinforcing layer comprises a plurality of anti-pilling polyester yarns and a plurality of polyamide yarns, and the anti-pilling polyester yarns and the polyamide yarns are wound on the viscose filament yarns.
By adopting the technical scheme, the viscose filament yarn is not washable and is easy to shrink and fluff after washing. The anti-pilling polyester yarn has good curling property and compression elasticity; the nylon yarn has good elasticity and elastic recovery. The anti-pilling polyester yarn is matched with the nylon yarn, so that the possibility of fluffing and shrinking of the viscose filament yarn is reduced.
Optionally, the anti-pilling polyester yarns and the nylon yarns have the same diameter, and the anti-pilling polyester yarns and the nylon yarns are equal in number.
By adopting the technical scheme, the anti-pilling polyester yarns and the nylon yarns have the same diameter and the same number, and the lengths of the anti-pilling polyester yarns and the nylon yarns are increased as much as possible, so that the anti-pilling polyester yarns and the nylon yarns have the anti-pilling and anti-shrinking characteristics as much as possible.
Optionally, the anti-pilling polyester yarns and the nylon yarns are interlaced in pairs and spirally wound on the viscose filament yarns.
By adopting the technical scheme, the anti-pilling polyester yarns and the nylon yarns are pairwise staggered and spirally wound on the reinforcing layer, so that the lengths of the anti-pilling polyester yarns and the nylon yarns are increased as much as possible, and the anti-pilling polyester yarns and the nylon yarns reflect the anti-pilling and anti-shrinking characteristics of the anti-pilling polyester yarns and the nylon yarns as much as possible.
Optionally, an antistatic layer is wrapped on the outer side of the reinforcing layer, and the antistatic layer is located between the reinforcing layer and the flame retardant layer.
Through adopting above-mentioned technical scheme, though viscose filament yarn itself has antistatic function, but viscose filament yarn sets up inside, and its antistatic effect is weak, and the outer parcel antistatic backing of enhancement layer can further improve the whole antistatic properties of viscose filament yarn.
Optionally, the outer side of the flame-retardant layer is wrapped with a flame-retardant layer.
By adopting the technical scheme, the viscose filament yarn has the characteristics of high temperature resistance, low heat conductivity coefficient and the like by the flame retardant coating, and the flame retardance of the viscose filament yarn is further improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the staff has improved viscose filament's toughness and elasticity through wrapping up the enhancement layer in the viscose filament outside, has reduced viscose filament and has met the water aftershrinkage possibility. The all-cotton flame-retardant yarn has good flame-retardant performance, good air permeability and moisture permeability, and is soft and comfortable; the flame-retardant acrylic yarn has permanent flame retardance, does not generate toxic gas during combustion, does not influence the flame retardance performance after washing and rubbing, and does not generate melting drips to cause secondary damage. The flame-retardant layer consisting of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns can not generate flame per se, and can be automatically extinguished after leaving the flame, so that the purpose of flame retardance is achieved, and the flame retardance of the viscose is improved;
2. the viscose filament yarn is not washable and is easy to shrink and fluff after washing. The anti-pilling polyester yarn has good curling property and compression elasticity; the nylon yarn has good elasticity and elastic recovery. The anti-pilling polyester yarn is matched with the nylon yarn, so that the possibility of fluffing and shrinking of the viscose filament yarn is reduced.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present application for embodying a flame-retardant rayon fiber structure.
Description of reference numerals: 1. viscose filament yarn; 2. a reinforcing layer; 21. anti-pilling polyester yarn; 22. nylon yarn; 3. a flame retardant layer; 31. all-cotton flame-retardant yarn; 32. flame-retardant acrylic yarn; 4. an antistatic layer; 5. a refractory layer.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses a flame-retardant artificial viscose fiber. Referring to fig. 1, a flame retardant artificial viscose fiber comprises a viscose filament yarn 1, a reinforcing layer 2 is arranged on the surface of the viscose filament yarn 1, and a flame retardant layer 3 is arranged on the surface of the reinforcing layer 2.
The staff has improved the toughness and the elasticity of viscose filament yarn 1 through at 1 outside parcel enhancement layer 2 of viscose filament yarn, has reduced the water post-shrinkage possibility of viscose filament yarn 1 meeting water. The staff makes viscose filament 1 have the characteristic that can extinguish by oneself of leaving flame through setting up the fire-retardant layer 3 in the surface of enhancement layer 2 to this reaches fire-retardant purpose, has improved viscose's fire resistance.
Referring to fig. 1, the reinforcing layer 2 includes a plurality of anti-pilling polyester yarns 21 and a plurality of nylon yarns 22, three anti-pilling polyester yarns 21 and three anti-pilling nylon yarns 22 are provided in the present embodiment, and the anti-pilling polyester yarns and the nylon yarns have the same diameter; the three anti-pilling polyester yarns 21 and the three nylon yarns 22 are staggered pairwise and spirally wound on the surface of the viscose filament yarn 1. The anti-pilling polyester yarn 21 has good curling property and compression elasticity; the nylon yarn 22 has good elasticity and elastic recovery. The anti-pilling polyester yarns 21 and the nylon yarns 22 are matched in a pairwise staggered and spirally wound mode, so that the lengths of the anti-pilling polyester yarns and the nylon yarns are increased as much as possible, the anti-pilling and anti-shrinking characteristics of the anti-pilling polyester yarns and the nylon yarns are reflected as much as possible, and the possibility of pilling and shrinking of the viscose filament yarns 1 is reduced.
Referring to fig. 1, in order to improve the antistatic property of the viscose filament yarn 1, the surface of the reinforcing layer 2 is wrapped with an antistatic layer 4, the antistatic layer 4 is a fiber layer woven by antistatic fibers, and the antistatic layer 4 is located between the reinforcing layer 2 and the flame retardant layer 3.
Referring to fig. 1, the flame retardant layer 3 includes a plurality of all-cotton flame retardant yarns 31 and a plurality of flame retardant acrylic yarns 32, in this embodiment, the number of all-cotton flame retardant yarns 31 and the number of flame retardant acrylic yarns 32 are seven, and the diameters of the all-cotton flame retardant yarns and the flame retardant acrylic yarns are the same; seven all-cotton flame-retardant yarns 31 and seven flame-retardant acrylic yarns 32 are interlaced in pairs and spirally wound on the outer surface of the reinforcing layer 2.
The all-cotton flame-retardant yarn 31 has good flame-retardant performance, good air permeability and moisture permeability, and is soft and comfortable; the flame-retardant acrylic yarn 32 has permanent flame retardance, does not generate toxic gas during combustion, does not influence the flame retardance performance after washing and friction, and does not generate melting drips to cause secondary damage. The all-cotton flame-retardant yarns 31 and the flame-retardant acrylic yarns 32 are matched in a staggered and spirally wound mode, so that the lengths of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns are increased as much as possible, the flame retardant performance of the all-cotton flame-retardant yarns and the flame-retardant acrylic yarns is embodied as much as possible, and the flame retardance of the viscose fibers is improved.
Referring to fig. 1, in order to further improve the flame retardancy of the viscose filament yarn 1, the outer surface of the flame retardant layer 3 is wrapped with a flame retardant layer 5, and the flame retardant layer 5 is a fiber layer woven by flame retardant fibers.
The implementation principle of the flame-retardant artificial viscose fiber provided by the embodiment of the application is as follows: the staff will resist balling-up dacron yarn 21 and two liang crisscross of polyamide fibre yarn 22, spiral winding is at viscose filament yarn 1's surface, the possibility of viscose filament yarn 1 fluff and shrink has been reduced, 2 surface parcel antistatic backing 4 in the enhancement layer that anti balling-up dacron yarn 21 and polyamide fibre yarn 22 are constituteed, the whole antistatic properties of viscose filament yarn 1 is further improved, it is two liang crisscross with whole cotton fire-retardant yarn 31 and fire-retardant acrylic fibre yarn 32, spiral winding is at antistatic backing 4 surfaces, the whole fire retardance of viscose filament yarn 1 has been improved, at last at whole cotton fire-retardant yarn 31 and the fire-retardant layer 3 surface parcel flame retardant coating 5 of fire-retardant acrylic fibre yarn 32 constitution, the whole fire retardance of viscose filament yarn 1 has further been improved. The cooperation of the all-cotton flame-retardant yarn 31 and the flame-retardant acrylic yarn 32 with the flame-retardant layer 5 improves the flame retardance of the viscose filament yarn 1.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A flame-retardant artificial viscose fiber comprises viscose filaments (1) and is characterized in that: the outside of viscose filament yarn (1) is provided with enhancement layer (2), the outside of enhancement layer (2) is provided with fire-retardant layer (3), fire-retardant layer (3) include a plurality of cotton flame retardant yarn (31) and a plurality of fire-retardant acrylic yarn (32), a plurality of cotton flame retardant yarn (31) and a plurality of fire-retardant acrylic yarn (32) are all around establishing on enhancement layer (2).
2. The flame retardant man-made viscose fiber according to claim 1, wherein: the all-cotton flame-retardant yarns (31) and the flame-retardant acrylic yarns (32) have the same diameter, and the number of the all-cotton flame-retardant yarns (31) is equal to that of the flame-retardant acrylic yarns (32).
3. The flame retardant man-made viscose fiber according to claim 1, wherein: the plurality of all-cotton flame-retardant yarns (31) and the plurality of flame-retardant acrylic yarns (32) are staggered in pairs and spirally wound on the reinforcing layer (2).
4. The flame retardant man-made viscose fiber according to claim 1, wherein: the reinforcing layer (2) comprises a plurality of anti-pilling polyester yarns (21) and a plurality of nylon yarns (22), and the anti-pilling polyester yarns (21) and the nylon yarns (22) are wound on the viscose filament yarns (1).
5. A flame retardant man-made viscose fibre according to claim 4, wherein: the anti-pilling polyester yarns (21) and the nylon yarns (22) are the same in diameter, and the anti-pilling polyester yarns (21) and the nylon yarns (22) are equal in number.
6. The flame retardant man-made viscose fiber according to claim 4, wherein: the anti-pilling polyester yarns (21) and the nylon yarns (22) are interlaced in pairs and spirally wound on the viscose filament yarns (1).
7. The flame retardant man-made viscose fiber according to claim 1, wherein: the outer side of the reinforcing layer (2) is wrapped with an anti-static layer (4), and the anti-static layer (4) is located between the reinforcing layer (2) and the flame-retardant layer (3).
8. The flame retardant man-made viscose fiber according to claim 1, wherein: the outer side of the flame-retardant layer (3) is wrapped with a flame-retardant layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210643.1U CN218059380U (en) | 2022-08-22 | 2022-08-22 | Flame-retardant artificial viscose fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210643.1U CN218059380U (en) | 2022-08-22 | 2022-08-22 | Flame-retardant artificial viscose fiber |
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| Publication Number | Publication Date |
|---|---|
| CN218059380U true CN218059380U (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222210643.1U Active CN218059380U (en) | 2022-08-22 | 2022-08-22 | Flame-retardant artificial viscose fiber |
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| Country | Link |
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| CN (1) | CN218059380U (en) |
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- 2022-08-22 CN CN202222210643.1U patent/CN218059380U/en active Active
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