阅读说明：本技术 一种采用再生原料的仿羊毛织物及其生产工艺 (Wool-like fabric made of regenerated raw materials and production process thereof ) 是由 孙建放 任峰 陈宏� 吴国强 杨乾 于 2021-01-12 设计创作，主要内容包括：本发明公开了一种采用再生原料的仿羊毛织物,采用混合纱线加工而成；所述混合纱线包括涤纶再生丝、阳离子涤纶再生丝和高收缩涤纶原生丝。一种采用再生原料的仿羊毛织物的生产工艺,其特征在于包括下述步骤：(1)混合纱线加弹并合；(2)坯布的织造；(3)前处理预收缩；(4)双温二次染色；(5)预定型；(6)双面拉毛；(7)定型后整理；(8)防静电处理。本发明采用涤纶再生丝、阳离子涤纶再生丝作为原料,提高了再生材料的利用率,其再生比例达到85%,降低了地球资源的消耗,更为环保。同时,本发明采用双温二次染色,使得织物产生竹节双色效果,颜色对比度明显,形成了3D立体效果,产品更加丰满,并且触感柔软,回弹性强。(The invention discloses a wool-like fabric made of regenerated raw materials, which is processed by adopting mixed yarns; the mixed yarn comprises polyester regenerated yarns, cationic polyester regenerated yarns and high-shrinkage polyester raw yarns. A production process of wool-like fabric by adopting regenerated raw materials is characterized by comprising the following steps: (1) the mixed yarns are subjected to texturing and combination; (2) weaving grey cloth; (3) pre-treating and pre-shrinking; (4) double-temperature secondary dyeing; (5) presetting; (6) double-sided napping; (7) finishing after shaping; (8) and (5) performing anti-static treatment. The invention adopts the terylene regenerated silk and the cation terylene regenerated silk as raw materials, improves the utilization rate of the regenerated material, reduces the consumption of earth resources by the regeneration proportion of 85 percent, and is more environment-friendly. Meanwhile, the fabric is dyed twice at double temperatures, so that the bamboo joint double-color effect is generated, the color contrast is obvious, the 3D effect is formed, the product is plumper, the touch feeling is soft, and the rebound resilience is strong.)

1. The wool-like fabric adopting the regenerated raw materials is characterized in that: the wool-like fabric is processed by adopting mixed yarns; the mixed yarn comprises polyester regenerated yarns, cationic polyester regenerated yarns and high-shrinkage polyester raw yarns.

2. The wool-like fabric using recycled materials of claim 1, wherein: the mixed yarn is a low-twist yarn bundle formed by combining the polyester regenerated yarns, the cationic polyester regenerated yarns and the high-shrinkage polyester primary yarns.

3. The wool-like fabric using recycled materials of claim 2, wherein: the specification of the polyester regenerated yarns is 150D/288F, the specification of the cationic polyester regenerated yarns is 150D/144F, and the specification of the high-shrinkage polyester primary yarns is 60D/36F.

4. A process for the production of wool-like textile fabrics from recycled raw materials according to any of claims 1 to 3, characterised in that it comprises the following steps:

(1) the mixed yarns are subjected to texturing and combination;

(2) weaving grey cloth;

(3) pre-treating and pre-shrinking;

(4) double-temperature secondary dyeing;

(5) presetting;

(6) double-sided napping;

(7) finishing after shaping;

(8) and (5) performing anti-static treatment.

5. The process for producing a wool-like fabric according to claim 4, wherein: the warp density of the grey cloth in the step (2) is 39-43cm, and the weft density is 38-41 cm.

6. The process for producing a wool-like fabric according to claim 4, wherein: the step of the double-temperature secondary dyeing in the step (3) is to firstly adopt cationic dye for primary dyeing and then adopt disperse dye for secondary dyeing.

7. The process for producing a wool-like fabric according to claim 6, wherein: the primary dyeing temperature is 120-125 ℃, and the temperature is kept for 20 minutes; the secondary dyeing temperature is 130 ℃, and the temperature is kept for 30 minutes.

8. The process for producing a wool-like fabric according to claim 4, wherein: the double-sided napping parameters are as follows: the forward needle roller rotating speed is 19-22 m/min, the cloth feeding speed is 22-24 m/min, the reverse needle roller rotating speed is 44-48m/min, the cloth discharging speed is 12-14m/min, and the machine rotating speed is 240 m/min.

Technical Field

The invention belongs to the technical field of spinning, and particularly relates to a wool-like fabric made of regenerated raw materials and a production process thereof.

Background

The wool-like fabric has the advantages of soft hand feeling, high elasticity, no hair falling, no pilling, diversified styles and the like. The product is characterized by higher density among fibers, soft hand feeling, fine texture, environmental protection and the like. Is a popular textile fabric in recent years. The material is mainly used for clothes, toy car ornaments, craft products, home ornaments and the like. In recent years, it has been increasingly preferred.

The prior wool-like fabric adopts acrylic, terylene raw silk, pure cotton blended yarn and the like as raw materials. The color of the fabric is mainly monochromatic and is monotonous.

The regenerated polyester fiber is prepared by using polyester cloth, waste polyester bottle flakes, spinning waste silk, bubble materials and pulp blocks as raw materials, crushing and cleaning the raw materials, drying a mixture of various materials, carrying out melt extrusion, spinning, winding, bundling, drafting, curling, relaxing and carrying out heat setting on the mixture. The regenerated polyester yarn is generally used in the filling industry of furniture and toys, the bedding industry, the clothing industry, the cotton industry and the stitch-bonding fabric industry at present.

Disclosure of Invention

The invention aims to provide a wool-like fabric which has a bamboo joint double-color effect, is plumper, has obvious color contrast, forms a 3D (three-dimensional) effect and is environment-friendly and made of recycled raw materials, and a production process thereof.

In order to achieve the purpose, the invention adopts the following technical scheme:

the wool-like fabric adopting the regenerated raw materials is characterized in that: the wool-like fabric is processed by adopting mixed yarns; the mixed yarn comprises polyester regenerated yarns, cationic polyester regenerated yarns and high-shrinkage polyester raw yarns. The polyester regenerated silk is adopted, so that the fabric is more in line with the environmental protection concept; the cationic polyester regenerated silk can be matched with cationic dye, so that the fabric has a bamboo joint double-color effect, and the color contrast is obvious. And the high-shrinkage polyester raw silk, the polyester regenerated silk and the cationic polyester regenerated silk are combined, so that the defects of insufficient strength and poor elasticity of regenerated raw materials can be overcome, and the strength and the elasticity of the wool-like fabric are ensured.

It is further characterized in that: the mixed yarn is a low-twist yarn bundle formed by combining the polyester regenerated yarns, the cationic polyester regenerated yarns and the high-shrinkage polyester primary yarns. The low twist tows can give the fabric a soft hand.

Preferably: the specification of the polyester regenerated yarns is 150D/288F, the specification of the cationic polyester regenerated yarns is 150D/144F, and the specification of the high-shrinkage polyester primary yarns is 60D/36F.

The production process of the wool-like fabric adopting the regenerated raw materials is characterized by comprising the following steps of:

(1) the mixed yarns are subjected to texturing and combination;

(2) weaving grey cloth;

(3) pre-treating and pre-shrinking;

(4) double-temperature secondary dyeing;

(5) presetting;

(6) double-sided napping;

(7) finishing after shaping;

(8) and (5) performing anti-static treatment.

It is further characterized in that: the warp density of the grey cloth in the step (2) is 39-43cm, and the weft density is 38-41 cm.

The step of the double-temperature secondary dyeing in the step (3) is to firstly adopt cationic dye for primary dyeing and then adopt disperse dye for secondary dyeing. The fabric is dyed by cationic dye once, and the cationic dye is matched with the cationic polyester regenerated yarn to generate a primary color. The fabric is dyed twice by adopting the disperse dye, so that the bamboo joint double-color effect is generated, and the color contrast is obvious.

Preferably: the primary dyeing temperature is 120-125 ℃, and the temperature is kept for 20 minutes; the secondary dyeing temperature is 130 ℃, and the temperature is kept for 30 minutes.

Preferably: the double-sided napping parameters are as follows: the forward needle roller rotating speed is 19-22 m/min, the cloth feeding speed is 22-24 m/min, the reverse needle roller rotating speed is 44-48m/min, the cloth discharging speed is 12-14m/min, and the machine rotating speed is 240 m/min.

The invention adopts the terylene regenerated silk and the cation terylene regenerated silk as raw materials, improves the utilization rate of the regenerated material, achieves the regeneration utilization rate of 85 percent and is more environment-friendly. Meanwhile, the fabric is dyed twice at double temperatures, so that the bamboo joint double-color effect is generated, the color contrast is obvious, the 3D effect is formed, and the product is plumper. The fabric is soft to touch and high in resilience.

Detailed Description

A wool-like fabric made of regenerated raw materials is processed by adopting mixed yarns; the mixed yarn is a low-twist yarn bundle formed by combining polyester regenerated yarns, cationic polyester regenerated yarns and high-shrinkage polyester primary yarns. The polyester regenerated silk is adopted, so that the fabric is more in line with the environmental protection concept; the cationic polyester regenerated silk can be matched with cationic dye, so that the fabric has a bamboo joint double-color effect, and the color contrast is obvious. And the high-shrinkage polyester raw silk, the polyester regenerated silk and the cationic polyester regenerated silk are combined, so that the defects of insufficient strength and poor elasticity of regenerated raw materials can be overcome, and the strength and the elasticity of the wool-like fabric are ensured. The low twist tows can give the fabric a soft hand.

Preferably: the specification of the polyester regenerated yarns is 150D/288F, the specification of the cationic polyester regenerated yarns is 150D/144F, and the specification of the high-shrinkage polyester primary yarns is 60D/36F.

The production process of the wool-like fabric adopting the regenerated raw materials is characterized by comprising the following steps of:

(1) the low-twist mixed yarn bundle is formed by combining the polyester regenerated yarns, the cationic polyester regenerated yarns and the high-shrinkage polyester primary yarns.

(2) Weaving grey cloth by adopting the mixed yarn in the step (1); the warp density of the grey cloth is 39-43cm, and the weft density is 38-41 cm.

(3) The woven grey cloth is subjected to cleaning pretreatment and pre-shrinkage, so that the cloth cover is uniformly shrunk.

(4) And carrying out double-temperature secondary dyeing on the woven grey cloth. Firstly, dyeing by adopting a cationic dye for the first time, and then dyeing by adopting a disperse dye for the second time. The primary dyeing temperature is 120-; the secondary dyeing temperature is 130 ℃, and the temperature is kept for 30 minutes. The fabric is dyed by cationic dye once, and the cationic dye is matched with the cationic polyester regenerated silk material to generate a base color. The fabric is dyed twice by adopting the disperse dye, so that the bamboo joint double-color effect is generated, and the color contrast is obvious.

(5) And pre-shaping the dyed grey cloth.

(6) And (4) performing double-sided napping on the grey cloth subjected to pre-shaping in the step (4) to form the wool-like fabric with soft hand feeling and fine texture. The parameters of double-sided napping are as follows: the forward needle roller rotating speed is 19-22 m/min, the cloth feeding speed is 22-24 m/min, the reverse needle roller rotating speed is 44-48m/min, the cloth discharging speed is 12-14m/min, and the machine rotating speed is 240 m/min.

(7) And (5) shaping and finishing the napped wool-like fabric.

(8) In order to prevent the static electricity on the surface of the chemical fiber textile, the production of the wool-like fabric adopting the regenerated raw material is completed after the anti-static treatment.

The invention adopts the terylene regenerated silk and the cation terylene regenerated silk as raw materials, improves the utilization rate of the regenerated material, has the regeneration proportion as high as 85 percent, and is more environment-friendly. Meanwhile, the fabric is dyed twice at double temperatures, so that the bamboo joint double-color effect is generated, the color contrast is obvious, a 3D product with a stereoscopic effect is plumper, the touch feeling is soft, and the rebound resilience is strong.