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Preparation method of automobile seat leather with excellent folding resistance, abrasion resistance and aging resistance

An anti-aging and seat leather technology, applied in the field of polyurethane leather, can solve the problems of poor folding resistance, wear resistance and aging resistance, and achieve the effects of excellent wear resistance and aging resistance, reducing costs and improving utilization.

Active Publication Date: 2022-03-15
ZHEJIANG HEXIN NEW MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, the currently used car seat leather still has the following problems: the folding resistance, wear resistance and aging resistance are still relatively poor, and it is difficult to pass the GMW14122 standard of General Motors

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] A method for preparing car seat leather with excellent folding resistance, abrasion resistance and aging resistance, comprising the following steps:

[0034] A. Prepare adhesive layer slurry, prepare intermediate layer slurry, prepare skin layer slurry, and select base cloth and release paper;

[0035] B. Coat the prepared skin layer slurry on the release paper with a coating thickness of 0.1-0.2mm, then control the temperature of the oven to dry at 60-150°C, and cool to form the skin layer;

[0036]C. Coat the prepared middle layer slurry on the skin layer with a coating thickness of 0.15-0.25mm, then control the temperature of the oven to dry at 60-150°C and cool to form the middle layer;

[0037] D. Coat the prepared adhesive layer slurry on the intermediate layer with a coating thickness of 0.15-0.25mm, and then pre-dry the semi-dry state. The oven temperature used is 60-130°C, and the residence time in the oven is 8~20s;

[0038] E. Then stick it with the microfi...

Embodiment 2

[0049] A method for preparing car seat leather with excellent folding resistance, abrasion resistance and aging resistance, comprising the following steps:

[0050] A. Prepare adhesive layer slurry, prepare intermediate layer slurry, prepare skin layer slurry, and select base cloth and release paper;

[0051] B. Coat the prepared skin layer slurry on the release paper with a coating thickness of 0.1mm, then control the temperature of the oven to dry at 60-150°C, and cool to form the skin layer;

[0052] C. Coat the prepared middle layer slurry on the skin layer with a coating thickness of 0.15mm, then control the temperature of the oven to dry at 60-150°C and cool to form the middle layer;

[0053] D. Coat the prepared adhesive layer slurry on the intermediate layer with a coating thickness of 0.15 mm, and then pre-dry to a semi-dry state. The temperature of the oven used is 60-130 ° C, and the residence time in the oven is 8 seconds;

[0054] E. Then stick it with the microf...

Embodiment 3

[0067] A method for preparing car seat leather with excellent folding resistance, abrasion resistance and aging resistance, comprising the following steps:

[0068] A. Prepare adhesive layer slurry, prepare intermediate layer slurry, prepare skin layer slurry, and select base cloth and release paper;

[0069] B. Coat the prepared skin layer slurry on the release paper with a coating thickness of 0.2mm, then control the temperature of the oven to dry at 60-150°C, and cool to form the skin layer;

[0070] C. Coat the prepared middle layer slurry on the skin layer with a coating thickness of 0.25mm, then control the temperature of the oven to dry at 60-150°C and cool to form the middle layer;

[0071] D. Coat the prepared adhesive layer slurry on the intermediate layer with a coating thickness of 0.25mm, and then pre-dry it in a semi-dry state. The oven temperature used is 60-130°C, and the residence time in the oven is 20s;

[0072] E. Then stick it with the microfiber base clo...

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Abstract

The invention discloses a method for preparing automobile seat leather with excellent folding resistance, abrasion resistance and aging resistance, which comprises the following steps: A, preparing a bonding layer slurry, preparing a middle layer slurry, preparing a skin layer slurry, selecting Base cloth and release paper; B, coating the prepared skin layer slurry on the release paper to form a skin layer; C, coating the prepared middle layer slurry on the skin layer to form a middle layer; D, coating the prepared adhesive layer slurry on the middle layer, E, then laminating it with the microfiber base cloth, drying, aging, peeling off the release paper to obtain the car seat leather; F, preparing the surface Printing slurry; G. Coating the prepared surface printing slurry on the other surface of the epidermis of the car seat leather, drying, and cooling to obtain a car seat with excellent folding resistance, wear resistance and aging resistance leather. The automobile seat leather with excellent folding, abrasion resistance and aging resistance prepared by the preparation method of the invention complies with the general GMW14122 standard.

Description

technical field [0001] The invention relates to the field of polyurethane leather, in particular to a method for preparing automobile seat leather with superior folding, abrasion resistance and aging resistance. Background technique [0002] Polyurethane Synthetic Leather (Polyurethane Synthetic Leather) has the advantages of high strength, wear resistance, cold resistance, breathability, aging resistance, solvent resistance, soft texture, beautiful appearance, etc., and has good processing performance. It is an ideal imitation leather product instead of natural leather. Excellent leather. Polyurethane synthetic leather is widely used in clothing, shoemaking, luggage, furniture and other industries. The industrial production methods of polyurethane synthetic leather mainly include dry method and wet method. [0003] Microfiber synthetic leather (microfiber leather) is a cross-industry product, and its research and development and application technologies involve many field...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D06N3/18D06N3/14D06N3/12D06N3/00
CPCD06N3/183D06N3/186D06N3/0097D06N3/0077D06N3/0004D06N3/145D06N3/147D06N3/121D06N3/0061D06N2211/28D06N2209/103D06N2209/1685D06N2209/1692D06N2205/023
Inventor 汪旗戴丽周志军洪斌陈永
Owner ZHEJIANG HEXIN NEW MATERIAL CO LTD
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