CN212603878U - Hollow fiber substrate polyurethane composite fabric - Google Patents
Hollow fiber substrate polyurethane composite fabric Download PDFInfo
- Publication number
- CN212603878U CN212603878U CN202020797133.7U CN202020797133U CN212603878U CN 212603878 U CN212603878 U CN 212603878U CN 202020797133 U CN202020797133 U CN 202020797133U CN 212603878 U CN212603878 U CN 212603878U
- Authority
- CN
- China
- Prior art keywords
- fabric
- layer
- base fabric
- hollow fiber
- filling layer
- 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
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- 239000004744 fabric Substances 0.000 title claims abstract description 88
- 239000004814 polyurethane Substances 0.000 title claims abstract description 40
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 39
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 239000012510 hollow fiber Substances 0.000 title claims abstract description 22
- 239000000758 substrate Substances 0.000 title claims description 18
- 239000000835 fiber Substances 0.000 claims description 9
- 238000009987 spinning Methods 0.000 claims description 6
- 238000009941 weaving Methods 0.000 claims description 5
- 230000035699 permeability Effects 0.000 abstract description 11
- 239000011148 porous material Substances 0.000 abstract description 5
- 238000004026 adhesive bonding Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000010985 leather Substances 0.000 description 4
- 239000002649 leather substitute Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
Landscapes
- Woven Fabrics (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The utility model discloses a hollow fiber basement polyurethane composite fabric, including the compound basement surface fabric of multilayer that from interior to exterior yarn density increases gradually basement surface fabric upper surface gluing has the filling layer the upper surface of filling layer complex has the polyurethane layer. The utility model has the advantages that the base fabric with gradually increased yarn density is arranged, so that the adhesion with the filling layer is more compact while the air permeability of the fabric from inside to outside is ensured, and the overall strength of the fabric is ensured; the base fabric is made of hollow fibers and has good elasticity, heat retention, air permeability and plump hand feeling; the filling layer is arranged, the yarn density of the middle part of the filling layer is lower than the yarn density of the upper part and the lower part, so that the filling layer, the base fabric and the polyurethane layer are firmly combined, meanwhile, the middle part has large pores, and the air permeability is good; the moisture permeable inner layer can be arranged, so that the fabric has good skin-contacting feeling; the short velvet layer can make the fabric feel soft and comfortable and have rich texture.
Description
Technical Field
The utility model relates to a composite fabric technical field especially relates to a hollow fiber basement polyurethane composite fabric.
Background
The conventional polyurethane synthetic leather is a composition and a structure of simulated natural leather, can be used as a substitute material of the simulated natural leather, is usually prepared by compounding a base fabric and a corresponding functional coating, and has low cost, although the functional effect of the conventional polyurethane synthetic leather is closer to that of the common artificial leather, the integral leather handfeel and the effect of the fabric are correspondingly poor, the texture of the fabric is soft without natural animal leather, the air permeability is poor, the elasticity is poor, the deformation is easy, and the service life is short. Improvements are therefore needed.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a hollow fiber base polyurethane composite fabric, the surface fabric is soft fluffy, feels, and holistic gas permeability is good simultaneously.
The technical scheme of the utility model as follows:
a hollow fiber substrate polyurethane composite fabric comprises a multi-layer composite substrate fabric with gradually increased yarn density from inside to outside, a filling layer is glued on the upper surface of the substrate fabric, and a polyurethane layer is composited on the upper surface of the filling layer.
Further, the base fabric is formed by weaving hollow fibers after spinning.
Further, the base fabric comprises a first base fabric, a second base fabric adhered to the lower surface of the first base fabric, and a third base fabric adhered to the lower surface of the second base fabric.
Further, the filling layer is a fabric woven by spinning and weaving a plurality of layers of hollow short fibers.
Further, the yarn density of the middle part of the filling layer is lower than that of the upper part and the lower part.
Furthermore, a moisture permeable inner layer is glued on the lower surface of the base fabric.
Furthermore, the bottom of the moisture permeable inner layer is also provided with a short velvet layer, and the velvet layer is obtained by sanding the surface of the moisture permeable inner layer.
Furthermore, a short fiber layer is glued on the surface of the polyurethane layer, and air holes are formed in the polyurethane layer.
Further, pits are processed on the surface of the polyurethane layer.
The utility model provides a beneficial effect: by arranging the base fabric with the gradually increased yarn density, the sizes of pores of the fabric are gradually decreased when the yarn specifications are the same, so that the air permeability of the fabric from inside to outside can be ensured, the fabric is more tightly adhered to the filling layer, and the integral strength of the fabric is ensured; the base fabric is made of hollow fibers and has good elasticity, heat retention, air permeability and plump hand feeling; the filling layer is arranged, the yarn density of the middle part of the filling layer is lower than the yarn density of the upper part and the lower part, so that the filling layer, the base fabric and the polyurethane layer are firmly combined, meanwhile, the middle part has large pores, and the air permeability is good; the moisture permeable inner layer can be arranged, so that the fabric has good skin-contacting feeling; the short velvet layer can make the fabric feel soft and comfortable and have rich texture.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a hollow fiber-based polyurethane composite fabric provided by the present invention.
In the figure: 11-a first base fabric; 12-a second base fabric; 13-a third base fabric; 2-a filling layer; 3-moisture permeable inner lining layer; 31-a short pile layer; 4-a polyurethane layer; 5-short fiber layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1, the hollow fiber substrate polyurethane composite fabric comprises a multi-layer composite substrate fabric with gradually increased yarn density from inside to outside (from bottom to top in fig. 1), a filling layer 2 is adhered to the upper surface of the substrate fabric, and a polyurethane layer 4 is compounded on the upper surface of the filling layer 2 (the polyurethane layer 6 is obtained by coating or adhering PU resin on the surface of the fabric, and is a conventional artificial leather processing mode). Set up the base surface fabric that yarn density progressively increases, when the same yarn specification, surface fabric pore size diminishes progressively, when can guaranteeing surface fabric from inside to outside gas permeability, and is inseparabler with the sticky of filling layer 2, guarantees the holistic intensity of surface fabric.
The base fabric is formed by weaving hollow fibers after spinning, and has good elasticity, heat retention, air permeability and plump hand feeling. In this embodiment, the base fabric includes a first base fabric 11, a second base fabric 12 adhered to the lower surface of the first base fabric 11, and a third base fabric 13 adhered to the lower surface of the second base fabric 12, and the yarn densities of the first base fabric 11, the second base fabric 12, and the third base fabric 13 decrease progressively.
The filling layer 2 is a fabric woven by a plurality of layers of hollow short fibers after spinning, and the yarn density in the middle of the filling layer 2 is lower than the yarn density of the upper part and the lower part (in the embodiment, the filling layer is three layers, and the yarn density of the bonding layer of the filling layer with the substrate fabric and the polyurethane layer is slightly higher), so that the filling layer 2 is firmly combined with the substrate fabric and the polyurethane layer 4, and meanwhile, the middle part has large pores and good air permeability.
In addition, a moisture permeable inner lining layer 3 is glued on the lower surface of the base fabric (the bottom surface of the third base fabric 13 in the embodiment), and the moisture permeable inner lining layer 3 is formed by weaving yarns with good moisture conductivity, such as cotton and linen, so that the skin-contacting feeling of the composite fabric is good; meanwhile, the bottom (inner side) of the moisture permeable inner layer 3 is also provided with a short velvet layer 31, the fabric is soft and comfortable in hand feeling and rich in texture due to the short velvet layer 31, and the velvet layer 31 is obtained by sanding the surface of the moisture permeable inner layer 3.
With further reference to fig. 1, the surface of the polyurethane layer 4 is glued with the short fiber layer 5, the polyurethane layer 4 is provided with the air holes, the short fiber layer 5 can increase hand feeling and increase moisture-conducting and air-permeable capacity to a certain extent, and the moisture permeating through the polyurethane layer 4 can be absorbed and guided out. In addition, the polyurethane layer 4 is provided with pits on the surface for facilitating the adhesive bonding with the short fiber layer 5.
In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. A hollow fiber substrate polyurethane composite fabric is characterized in that: the fabric comprises a multi-layer composite base fabric with gradually increased yarn density from inside to outside, wherein a filling layer is glued on the upper surface of the base fabric, and a polyurethane layer is compounded on the upper surface of the filling layer.
2. The hollow fiber substrate polyurethane composite fabric according to claim 1, characterized in that: the base fabric is formed by weaving hollow fibers after spinning.
3. The hollow fiber substrate polyurethane composite shell according to claim 2, wherein: the base fabric comprises a first base fabric, a second base fabric adhered to the lower surface of the first base fabric and a third base fabric adhered to the lower surface of the second base fabric.
4. The hollow fiber substrate polyurethane composite fabric according to claim 1, characterized in that: the filling layer is a fabric woven by a plurality of layers of hollow short fibers after spinning.
5. The hollow fiber-based polyurethane composite fabric according to claim 4, wherein: the yarn density of the middle part of the filling layer is lower than that of the upper part and the lower part.
6. The hollow fiber substrate polyurethane composite fabric according to claim 1, characterized in that: and a moisture permeable inner layer is glued on the lower surface of the base fabric.
7. The hollow fiber substrate polyurethane composite fabric according to claim 6, wherein: the bottom of the moisture permeable inner layer is also provided with a short velvet layer.
8. The hollow fiber substrate polyurethane composite fabric according to claim 1, characterized in that: the surface of the polyurethane layer is glued with a short fiber layer, and the polyurethane layer is provided with air holes.
9. The hollow fiber substrate polyurethane composite shell according to claim 8, wherein: and pits are processed on the surface of the polyurethane layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020797133.7U CN212603878U (en) | 2020-05-14 | 2020-05-14 | Hollow fiber substrate polyurethane composite fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020797133.7U CN212603878U (en) | 2020-05-14 | 2020-05-14 | Hollow fiber substrate polyurethane composite fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212603878U true CN212603878U (en) | 2021-02-26 |
Family
ID=74726208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020797133.7U Expired - Fee Related CN212603878U (en) | 2020-05-14 | 2020-05-14 | Hollow fiber substrate polyurethane composite fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212603878U (en) |
-
2020
- 2020-05-14 CN CN202020797133.7U patent/CN212603878U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |