CN218906581U

CN218906581U - Novel PU water-based synthetic leather

Info

Publication number: CN218906581U
Application number: CN202223357287.2U
Authority: CN
Inventors: 张金海; 王忠坚
Original assignee: Lishui Heli New Material Co ltd
Current assignee: Lishui Heli New Material Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-04-25
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses novel PU water-based synthetic leather, which comprises a synthetic leather body, wherein the synthetic leather body comprises an acetate fiber layer, the top of the acetate fiber layer is fixedly connected with a polyacrylonitrile fiber layer, the top of the polyacrylonitrile fiber layer is fixedly connected with a Maiden fiber layer, the top of the Maiden fiber layer is fixedly connected with a polyamide fiber layer, and the polyacrylonitrile fiber layer comprises a polyurethane fiber layer. According to the utility model, the problem that the existing synthetic leather does not have the function of resisting tearing, and the tearing of the synthetic leather possibly occurs when the synthetic leather is used for a long time, and the synthetic leather needs to be manually laid again by the aid of the arrangement of the acetate fiber layer, the polyacrylonitrile fiber layer, the Maiden fiber layer and the polyamide fiber layer, so that the working efficiency is greatly reduced, the cost of a user is increased, the workload of labor personnel is increased, and the use requirement of people cannot be met is solved.

Description

Novel PU water-based synthetic leather

Technical Field

The utility model relates to the technical field of synthetic leather, in particular to novel PU water-based synthetic leather.

Background

Plastic articles which mimic the composition and structure of natural leather and are useful as substitutes for natural leather. The porous polyurethane layer is usually produced by using an impregnated nonwoven fabric as a mesh layer and a microporous polyurethane layer as a grain layer. The front and back sides of the leather are very similar to leather, and the leather has certain air permeability and is more similar to natural leather than common artificial leather. The novel synthetic leather is widely used for manufacturing shoes, boots, bags, balls and the like, but the existing synthetic leather does not have the function of tearing resistance, so that the synthetic leather can be torn when being used for a long time, the novel synthetic leather needs to be paved again manually, the working efficiency is greatly reduced, the cost of a user is increased, the workload of labor staff is increased, and the use requirement of people cannot be met.

Disclosure of Invention

The utility model aims to provide novel PU water-based synthetic leather, which has the advantage of tearing resistance, and solves the problems that the existing synthetic leather does not have the function of tearing resistance, the tearing of the synthetic leather can be caused when the novel PU water-based synthetic leather is used for a long time, the novel PU water-based synthetic leather needs to be paved again manually, the working efficiency is greatly reduced, the cost of a user is increased, the workload of labor staff is increased, and the use requirement of people cannot be met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel PU waterborne synthetic leather, includes the synthetic leather body, the synthetic leather body is including acetate fibrous layer, the top fixedly connected with polyacrylonitrile fibrous layer on acetate fibrous layer, the top fixedly connected with wheat of polyacrylonitrile fibrous layer is stepped on the fibrous layer, the top fixedly connected with polyamide fibrous layer on wheat stepped on the fibrous layer.

Preferably, the polyacrylonitrile fiber layer comprises a polyurethane fiber layer, and the bottom of the polyurethane fiber layer is connected with a melamine fiber layer in an interweaved manner.

Preferably, the bottom of the melamine fiber layer is connected with a polyamide fiber layer in an interweaving way, and the thickness of the polyamide fiber layer is zero and three millimeters.

Preferably, the bottom of the polyamide fiber layer is connected with a perchloroethylene fiber layer in an interweaving way, and the thickness of the perchloroethylene fiber layer is zero point zero two millimeters.

Preferably, the acetate fiber layer and the polyacrylonitrile fiber layer are connected through a PU coating, and the Maiden fiber layer and the polyamide fiber layer are connected through a polyurethane coating.

Preferably, the maillard fiber layer comprises a glass fiber layer, and the thickness of the glass fiber layer is zero and one millimeter.

Preferably, the bottom of the glass fiber layer is fixedly connected with a polyolefin resin layer, and the glass fiber layer and the polyolefin resin layer are connected through a glass fiber plate.

1. According to the utility model, the acetate fiber layer, the polyacrylonitrile fiber layer, the Maiden fiber layer and the polyamide fiber layer are arranged, so that the problems that the existing synthetic leather has an antibacterial function, but the existing synthetic leather does not have a tearing resistance function, the tearing of the synthetic leather can be caused when the synthetic leather is used for a long time, the synthetic leather needs to be paved again manually, the working efficiency is greatly reduced, the cost of a user is increased, the workload of labor staff is increased, and the use requirement of people cannot be met are solved.

2. The utility model has the advantages of wear resistance, ozone resistance, acid and alkali resistance and erosion resistance, high strength, large extensibility and waterproof performance through the arrangement of the polyurethane fiber layer, waterproof, dampproof and anticorrosion effects, high hardness, wear resistance and heat resistance, smooth and clean surface and easy maintenance and cleaning through the arrangement of the melamine fiber layer, and has the advantages of wear resistance, elasticity, recovery rate, fatigue resistance, dyeing property, heat resistance and waterproof property through the arrangement of the polyamide fiber layer.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view showing the internal structure of the synthetic leather body according to the present utility model;

FIG. 3 is a cross-sectional view showing the internal structure of the polyacrylonitrile fiber layer of the present utility model;

FIG. 4 is a cross-sectional view of the internal structure of the Maillard fiber layer of the present utility model.

In the figure: 1. a synthetic leather body; 101. a acetate fiber layer; 102. a polyacrylonitrile fiber layer; 103. a layer of wheat-deng fibers; 104. a polyamide fiber layer; 1021. a polyurethane fiber layer; 1022. a melamine fiber layer; 1023. a polyamide fiber layer; 1024. a layer of perchloroethylene fiber; 1031. a glass fiber layer; 1032. a polyolefin resin layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a novel PU water-based synthetic leather comprises a synthetic leather body 1, wherein the synthetic leather body 1 comprises an acetate fiber layer 101, a polyacrylonitrile fiber layer 102 is fixedly connected to the top of the acetate fiber layer 101, a maytansino fiber layer 103 is fixedly connected to the top of the polyacrylonitrile fiber layer 102, a polyamide fiber layer 104 is fixedly connected to the top of the maytansino fiber layer 103, the advantages of elegant luster, bright color, smooth and soft hand feeling, light texture, tear resistance, good elasticity and difficult wrinkling are achieved through the arrangement of the acetate fiber layer 101, the advantages of high strength, good elasticity, electrical insulation, high strength, wear resistance, corrosion resistance and good wrinkling resistance are achieved through the arrangement of the polyacrylonitrile fiber layer 102, the advantages of plump hand feeling, fine and smooth wool surface, stiff and hard body, elasticity and wear resistance, the advantages of pilling, and the advantages of heat resistance, fatigue resistance, dyeing property and water resistance are achieved through the arrangement of the polyamide fiber layer 104.

The polyacrylonitrile fiber layer 102 comprises a polyurethane fiber layer 1021, a melamine fiber layer 1022 is interweaved and connected to the bottom of the polyurethane fiber layer 1021, and the polyurethane fiber layer 1021 has the advantages of wear resistance, ozone resistance, acid and alkali resistance and erosion resistance, high strength, high extensibility and waterproof performance, and the melamine fiber layer 1022 has the effects of water resistance, moisture resistance and corrosion resistance, has the advantages of high hardness, wear resistance and heat resistance, smooth and clean surface and is easy to maintain and clean, and the polyamide fiber layer 1023 has the advantages of wear resistance, elasticity, recovery rate, fatigue resistance, dyeability, heat resistance and waterproof performance.

The bottom of the melamine fiber layer 1022 is connected with a polyamide fiber layer 1023 in an interweaving way, and the thickness of the polyamide fiber layer 1023 is zero and three millimeters.

The bottom of the polyamide fiber layer 1023 is connected with a perchloroethylene fiber layer 1024 in an interweaving way, and the thickness of the perchloroethylene fiber layer 1024 is zero point zero two millimeters.

The acetate fiber layer 101 and the polyacrylonitrile fiber layer 102 are connected by a PU coating layer, and the maytansinol fiber layer 103 and the polyamide fiber layer 104 are connected by a polyurethane coating layer.

The maillard fiber layer 103 comprises a glass fiber layer 1031, wherein the thickness of the glass fiber layer 1031 is zero millimeter.

The polyolefin resin layer 1032 is fixedly connected to the bottom of the glass fiber layer 1031, and the glass fiber layer 1031 and the polyolefin resin layer 1032 are connected by a glass fiber plate.

When the polyester fiber layer is used, the polyester fiber layer 101 has the advantages of elegant luster, bright color, smooth and soft hand feeling, light texture, tear resistance, good elasticity and difficult wrinkling, the polyacrylonitrile fiber layer 102 has the advantages of high strength, good elasticity, electrical insulation, high strength, wear resistance, corrosion resistance and good wrinkling resistance, the Maiden fiber layer 103 has the advantages of plump hand feeling, fine and smooth woolen surface, stiff body, elasticity, wear resistance, difficult pilling and soft and attractive color, and the polyamide fiber layer 104 has the advantages of wear resistance, elasticity, recovery rate, fatigue resistance, dyeing property, heat resistance and waterproofness.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel PU waterborne synthetic leather, includes synthetic leather body (1), its characterized in that: the synthetic leather body (1) comprises an acetate fiber layer (101), wherein a polyacrylonitrile fiber layer (102) is fixedly connected to the top of the acetate fiber layer (101), a Maiden fiber layer (103) is fixedly connected to the top of the polyacrylonitrile fiber layer (102), and a polyamide fiber layer (104) is fixedly connected to the top of the Maiden fiber layer (103).

2. The novel PU aqueous synthetic leather of claim 1, wherein: the polyacrylonitrile fiber layer (102) comprises a polyurethane fiber layer (1021), and a melamine fiber layer (1022) is connected to the bottom of the polyurethane fiber layer (1021) in an interweaved mode.

3. The novel PU aqueous synthetic leather of claim 2, wherein: the bottom of the melamine fiber layer (1022) is connected with a polyamide fiber layer (1023) in an interweaving way, and the thickness of the polyamide fiber layer (1023) is zero three millimeters.

4. The novel PU aqueous synthetic leather of claim 3, wherein: the bottom of the polyamide fiber layer (1023) is connected with a perchloroethylene fiber layer (1024) in an interweaving mode, and the thickness of the perchloroethylene fiber layer (1024) is zero point zero two millimeters.

5. The novel PU aqueous synthetic leather of claim 1, wherein: the acetate fiber layer (101) and the polyacrylonitrile fiber layer (102) are connected through a PU coating, and the Maiden fiber layer (103) and the polyamide fiber layer (104) are connected through a polyurethane coating.

6. The novel PU aqueous synthetic leather of claim 1, wherein: the Maillard fiber layer (103) comprises a glass fiber layer (1031), and the thickness of the glass fiber layer (1031) is zero millimeter.

7. The novel PU aqueous synthetic leather of claim 6, wherein: the bottom of the glass fiber layer (1031) is fixedly connected with a polyolefin resin layer (1032), and the glass fiber layer (1031) and the polyolefin resin layer (1032) are connected through a glass fiber board.