Preparation method of high-density wool-like fabric

A high-density, fabric technology, applied in the field of preparation of wool-like fabrics, can solve the problems of affecting the aesthetics of cashmere sweaters, poor somatosensory comfort, limited cashmere resources, etc., and achieve less pilling, improved air permeability, and comfortable body feeling. good effect

Inactive Publication Date: 2021-10-19
GUANGZHOU PANYU POLYTECHNIC +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Cashmere is much thinner than wool, and the outer scales are also finer and smoother than wool. Therefore, it is light in weight, soft, and has good toughness. It is especially suitable for making underwear. Most of the cashmere sweaters made are prone to pilling. Once pilling occurs, the aesthetics of the cashmere sweater will be affected. At the same time, cashmere resources are limited, and cashmere products are very expensive;
[0004] Wool-like fabrics are widely accepted in the current market, but there are some problems in the preparation methods of wool-like fabrics. The wool fiber for preparing wool-like fabrics is too fine, the density is low, and the softness is low, and the body comfort is poor.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] A preparation method of a high-density wool-like fabric, comprising the steps of:

[0021] 1) Preparation of raw materials: Synthetic fibers are made from the copolymer of the first monomer, the second monomer and the third monomer. The first monomer is acrylonitrile, and the addition amount of the first monomer is 85%. The body is an ester-based vinyl monomer, the addition of the second monomer is 5%, the third monomer is an ionizable vinyl monomer, the addition of the third monomer is 0.5%, and the copolymer is made into a synthetic The fiber strength is 1.76cN / dtcx, and the elongation at break is 25%;

[0022] 2) Spinning preparation: uniformly mix the above-mentioned synthetic fibers with cotton fibers, silk fibers and hemp fibers, then extrude the high-temperature molten mixture through a screw, filter and extrude through a spinneret hole to form a rough embryo , the initial blank is then cooled, drawn, shaped, wound, and formed into a blank, and the heating tempe...

Embodiment 2

[0028] A preparation method of a high-density wool-like fabric, comprising the steps of:

[0029] 1) Preparation of raw materials: Synthetic fibers are made from the copolymer of the first monomer, the second monomer and the third monomer. The first monomer is acrylonitrile, and the addition amount of the first monomer is 87%. The body is an ester-based vinyl monomer, the addition of the second monomer is 6.5%, the third monomer is an ionizable vinyl monomer, the addition of the third monomer is 1.25%, and the copolymer is made into a synthetic The fiber strength is 1.98cN / dtcx, and the elongation at break is 30%;

[0030] 2) Spinning preparation: uniformly mix the above-mentioned synthetic fibers with cotton fibers, silk fibers and hemp fibers, then extrude the high-temperature molten mixture through a screw, filter and extrude through a spinneret hole to form a rough embryo , the initial blank is then cooled, drawn, shaped, wound, and formed into a blank, and the heating te...

Embodiment 3

[0036] A preparation method of a high-density wool-like fabric, comprising the steps of:

[0037] 1) Preparation of raw materials: Synthetic fibers are made from the copolymer of the first monomer, the second monomer and the third monomer. The first monomer is acrylonitrile, and the addition amount of the first monomer is 89%. The body is an ester-based vinyl monomer, the addition of the second monomer is 8.5%, the third monomer is an ionizable vinyl monomer, the addition of the third monomer is 1.5%, and the copolymer is made into a synthetic The fiber strength is 2.24cN / dtcx, and the elongation at break is 35.5%;

[0038] 2) Spinning preparation: uniformly mix the above-mentioned synthetic fibers with cotton fibers, silk fibers and hemp fibers, then extrude the high-temperature molten mixture through a screw, filter and extrude through a spinneret hole to form a rough embryo , the initial blank is then cooled, drawn, shaped, wound, and formed into a blank. The heating tempe...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Abstract

The invention discloses a preparation method of a high-density wool-like fabric. The preparation method comprises the following steps of raw material preparation: preparing synthetic fibers from a copolymer of a first monomer, a second monomer and a third monomer, the first monomer being acrylonitrile, and the addition amount of the first monomer being 85-90%; spinning preparation: uniformly mixing the synthesized fibers with cotton fibers, silk fibers and jute fibers, then extruding the high-temperature molten mixture through a screw, filtering and extruding through spinneret orifices, the wool-like fabric prepared by the preparation method has the advantages of no hair slip, no pilling and high wool fiber density, the fabric is soft and good in bulkiness, good in somatosensory comfort and less in fuzzing and pilling phenomena, can be processed into a blanket or an artificial fur, and has characteristics of smooth and beautiful surface due to adding the cotton fiber, the silkworm fiber and the hemp fiber, such that the air permeability is improved, and the toughness is enhanced.

Description

technical field [0001] The invention relates to the technical field of fabric preparation, in particular to a method for preparing a high-density wool-like fabric. Background technique [0002] Wool has always been loved by consumers, but wool is expensive, and the fabric shrinks a lot after washing, while acrylic fiber is widely used in clothing, various decorations, and industrial fields because of its wool-like appearance and low cost; [0003] Cashmere is much thinner than wool, and the outer scales are also finer and smoother than wool. Therefore, it is light in weight, soft, and has good toughness. It is especially suitable for making underwear. Most of the cashmere sweaters made are prone to pilling. Once pilling occurs, the aesthetics of the cashmere sweater will be affected. At the same time, cashmere resources are limited, and cashmere products are very expensive; [0004] Wool-like fabrics are widely accepted in the current market, but there are some problems in ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D04B1/04D04B21/04
CPCD04B1/04D04B21/04D10B2321/10D10B2321/021D10B2201/02D10B2201/01D10B2211/04
Inventor 庄南枫刘科江王勇孙源癸谭海岚杜艺曾晓金谭志聪苏诗越覃天宋曾静观吴昊晟郭丽娜
Owner GUANGZHOU PANYU POLYTECHNIC
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