CN212834177U - Renewable multicomponent fiber - Google Patents
Renewable multicomponent fiber Download PDFInfo
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- CN212834177U CN212834177U CN202020999388.1U CN202020999388U CN212834177U CN 212834177 U CN212834177 U CN 212834177U CN 202020999388 U CN202020999388 U CN 202020999388U CN 212834177 U CN212834177 U CN 212834177U
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Abstract
The utility model belongs to the technical field of composite fiber, in particular to a renewable multicomponent fiber which is formed by bundling a plurality of fiber monofilaments, each fiber monofilament is formed by compounding a first fiber filament body and a first fiber filament body, the first fiber filament body is a composite fiber slice and a second fiber filament body is a polyester fiber slice, or the first fiber filament body is a polyester fiber slice and the second fiber filament body is a composite fiber slice; in the cross section of each fiber monofilament, the section of a first fiber filament body is circular, and the first fiber filament body comprises a first polymer layer and a second polymer layer; the section of the second fiber body is of a semi-annular structure, the second fiber body is positioned on the outer side of the first fiber body, and the second fiber body is adhered to the first fiber body; compared with the conventional cross-section structure, the fiber structure has better air permeability and hydrophobicity, and the cloth cover made of the fiber has the advantages of easy dyeing, water washing resistance, good air permeability and good elasticity.
Description
Technical Field
The utility model belongs to the technical field of composite fiber, concretely relates to multicomponent fibre can regenerate.
Background
Due to the increasing exhaustion of petroleum resources and the increasing importance of people on the environmental protection performance of textiles, the yield and the usage amount of natural fibers and synthetic fibers are increasingly restricted, and the value of regenerated fibers is explored by people. Most of the existing regenerated fibers are single-component fibers, and the fibers with multiple components cannot be fused together, so that improvement is needed on the basis.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defect problem that the renewable fiber is single-component fiber, providing a renewable multi-component fiber, this fiber structure glues conventional cross-sectional structure and has better gas permeability and hydrophobicity, and dyeing back gloss sense is more strong, and the cloth cover utensil that the fiber was made is easily dyed, is water-fast washing, ventilative good, utensil and good elasticity.
In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:
a renewable multicomponent fiber is formed by bundling a plurality of fiber monofilaments, each fiber monofilament is formed by compounding a first fiber filament body and a first fiber filament body, the first fiber filament body is a composite fiber slice and a second fiber filament body is a polyester fiber slice, or the first fiber filament body is a polyester fiber slice and the second fiber filament body is a composite fiber slice; in the cross section of each fiber monofilament, the section of a first fiber filament body is circular, and the first fiber filament body comprises a first polymer layer and a second polymer layer; the cross-section of second filament is semi-annular structure, and the second filament is located the outside of first filament, and the adhesion of second filament and first filament, and this conventional cross-sectional structure of fiber structure glue has better gas permeability and hydrophobicity.
Preferably, the second filament body is half-wrapped in the first filament body.
Preferably, the first polymer layer and the second polymer layer are distributed along two sides of the fiber monofilament direction, and the second polymer layer is in contact with the second fiber filament.
Preferably, the cross-sectional area of the second filament is equal to the cross-sectional area of the first filament.
Preferably, the cross-sectional area of the first polymer layer is equal to the cross-sectional area of the second polymer layer.
Preferably, the fiber has a crimp shrinkage of 20 to 25% and a boiling water shrinkage of 10 to 15%.
Preferably, the fiber fineness is 33-83dtex, and the strength is not less than 2.5 cn/t.
Preferably, the fiber has a fiber pore number of 12 to 48f and an elongation of 25 to 30%.
Compared with the prior art, the utility model, beneficial effect is:
the utility model provides a two ingredient fibre can regenerate, this fiber construction compare in conventional cross-sectional structure have better gas permeability and hydrophobicity, and the gloss sense is more strong after the dyeing. The cloth cover made of the fiber has the advantages of easy dyeing, water washing resistance, good air permeability and good elasticity.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a renewable bicomponent fiber according to embodiment 1 of the present invention;
in the figure: 1 a first filament, 2 a second filament, 3 a first polymer layer, 4 a second polymer layer.
Detailed Description
The technical solution of the present invention is further described and illustrated by the following specific embodiments.
Example 1:
as shown in fig. 1, the embodiment provides a renewable bicomponent fiber, which is formed by bundling a plurality of fiber filaments, each fiber filament is formed by combining a first fiber filament and a second fiber filament, the first fiber filament is a composite fiber slice and the second fiber filament is a polyester fiber slice, or the first fiber filament is a polyester fiber slice and the second fiber filament is a composite fiber slice; in the cross section of each fiber monofilament, the section of a first fiber filament body is circular, and the first fiber filament body comprises a first polymer layer and a second polymer layer; the cross-section of the second fiber body is of a semi-annular structure, the second fiber body is positioned on the outer side of the first fiber body, the second fiber body is wrapped in the first fiber body in a semi-wrapping mode, and the second fiber body is adhered to the first fiber body.
The cross-sectional area of the second filament is equal to the cross-sectional area of the first filament, and the composition of the first filament and the composition of the second filament each account for 50%. The fiber has larger crimpness than that of the composite fiber with common components, and the fiber structure has better air permeability and hydrophobicity compared with the conventional cross-section structure.
The polyester chip has low melting point and is produced through the working procedures of melt spinning, hot stretching and the like. The first fiber filament and the second fiber filament are adhered to each other, are uniformly distributed and are mutually fused together through the adjustment of the production process. The polyester ensures the interface compatibility between high-viscosity and low-viscosity components, the fiber has better shrinkage after heat treatment, and the fiber after compounding has the characteristic of high shrinkage.
The utility model discloses a compound spinning technique FDY process route, production flow is shorter, manufacturing cost is lower. Through the action of tension and temperature, the prepared fiber has better gloss effect and better elasticity. Independently carry out crystallization drying melt extrusion with two kinds of sections that the characteristic is different, through the binary channels entering spinning subassembly behind the fuse-element pipeline, through using neotype production mode on adding the bullet machine, make the fibre obtain high-elastic effect, adopt many times network, guarantee the homogeneity of composite fiber dyeing.
The novel spinning component is adopted to lead the two components coming out of the spinneret plate to be fully fused, thereby the section is circular. Cooling the filament bundles through cross air blow circular blowing, oiling, performing hot stretching and heat setting on the filament bundles, and finally performing high-speed winding and forming. The conventional cross-sectional structure of the fiber structure adhesive has better air permeability and hydrophobicity, and the luster after dyeing is stronger.
The technical characteristics of the fiber are as follows: the boiling water shrinkage of the fiber is 10-15%; the fiber fineness is 33-83 dtex; the number of fiber holes is 12-48 f; the fiber strength is more than or equal to 2.5 cn/t; the fiber elongation is 25-30%; the fiber crimp shrinkage is 20-25%.
Example 2:
this example provides a renewable bicomponent fiber, which differs from example 1 in that:
the first polymer layer and the second polymer layer in this embodiment are distributed along both sides of the fiber filament direction, and the second polymer layer is in contact with the second fiber filament.
Other specific configurations can be referred to in example 1.
Example 3:
this example provides a renewable bicomponent fiber, which differs from example 1 in that:
the cross-sectional area of the first polymer layer in this embodiment is equal to the cross-sectional area of the second polymer layer, with 50% of each of the first and second polymer components.
Other specific configurations can be referred to in example 1.
The above-mentioned is only the preferred embodiment of the present invention and the technical principle applied, and although the present invention has been described in more detail through the above embodiments, the present invention is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the scope of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. A renewable multicomponent fiber is characterized by being formed by bundling a plurality of fiber monofilaments, wherein each fiber monofilament is formed by compounding a first fiber filament body and a second fiber filament body, the first fiber filament body is a composite fiber slice and the second fiber filament body is a polyester fiber slice, or the first fiber filament body is a polyester fiber slice and the second fiber filament body is a composite fiber slice; in the cross section of each fiber monofilament, the section of a first fiber filament body is circular, and the first fiber filament body comprises a first polymer layer and a second polymer layer; the cross section of the second fiber body is of a semi-annular structure, the second fiber body is positioned on the outer side of the first fiber body, and the second fiber body is adhered to the first fiber body.
2. The renewable multicomponent fiber of claim 1, wherein the second filament is half-wrapped around the first filament.
3. The renewable multicomponent fiber of claim 1, wherein the first polymer layer and the second polymer layer are disposed on opposite sides of the fiber filament direction and the second polymer layer is in contact with the second fiber filament.
4. The renewable multicomponent fiber of claim 1, wherein the cross-sectional area of the second fiber filament is equal to the cross-sectional area of the first fiber filament.
5. The renewable multicomponent fiber of claim 1, wherein the cross-sectional area of the first polymer layer is equal to the cross-sectional area of the second polymer layer.
6. The renewable multicomponent fiber of claim 1, wherein the fiber has a crimp contraction of 20 to 25% and a boiling water contraction of 10 to 15%.
7. The renewable multicomponent fiber of claim 1, wherein the fiber has a fiber denier of 33 to 83dtex and a tenacity of not less than 2.5 cn/t.
8. The renewable multicomponent fiber of claim 1, wherein the fiber has a fiber pore number of 12 to 48f and an elongation of 25 to 30%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999388.1U CN212834177U (en) | 2020-06-03 | 2020-06-03 | Renewable multicomponent fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999388.1U CN212834177U (en) | 2020-06-03 | 2020-06-03 | Renewable multicomponent fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212834177U true CN212834177U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020999388.1U Active CN212834177U (en) | 2020-06-03 | 2020-06-03 | Renewable multicomponent fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212834177U (en) |
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2020
- 2020-06-03 CN CN202020999388.1U patent/CN212834177U/en active Active
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