阅读说明：本技术 一种具有形状记忆功能的弹性抗菌织物及其制备方法 (Elastic antibacterial fabric with shape memory function and preparation method thereof ) 是由 孙浪涛 黄紫亚 王瑜 杨雪霞 李楚涵 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种具有形状记忆功能的弹性抗菌织物及其制备方法,以PTT长丝、PET长丝、T400长丝、石墨烯改性PA6长丝为原料,对经纱进行预处理,配置经纱密度为630-650根/10cm,纬纱密度为510-530根/10cm,织物总覆盖系数在85%±3%,配置由4枚斜纹组织组成的经二重组织或纬二重组织,制成织物坯布,再经水洗、烘干定型后处理,制成织物成品。本发明提供的方法使织物具有良好的弹性回复性、抗皱性、抗菌、易塑形及平扶恢复平整的形状记忆功能的优点,是一种功能性化纤面料,可作为高档休闲服装面料。(The invention discloses an elastic antibacterial fabric with a shape memory function and a preparation method thereof, which take PTT filaments, PET filaments, T400 filaments and graphene modified PA6 filaments as raw materials, carry out pretreatment on warp yarns, configure the density of the warp yarns to be 630-. The method provided by the invention enables the fabric to have the advantages of good elastic resilience, wrinkle resistance, antibiosis, easy shaping and shape memory function of flattening and restoring, is a functional chemical fiber fabric, and can be used as a high-grade casual clothing fabric.)

1. A preparation method of an elastic antibacterial fabric with a shape memory function is characterized in that one or a combination of more of PPT filaments, T400 filaments and graphene modified PA6 filaments is/are used as warp yarns, one or a combination of more of PTT filaments, PET filaments, T400 filaments and graphene modified PA6 filaments is/are used as weft yarns, and the fabric is prepared according to the following steps:

the method comprises the following steps: warp pretreatment

Respectively preprocessing warp yarns, wherein the preprocessing comprises the steps of adding S twist to filaments, the twist is 5 twist/m, and steaming the yarns at 95-105 ℃ for 55-65 min;

step two: preparation of woven fabrics

The warp density is 630-650/10 cm, the weft density is 510-530/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, and a warp double-weave or weft double-weave consisting of 4 twill weaves is configured to prepare a fabric grey cloth;

step three: after-finishing of textiles

And washing, drying and shaping the fabric grey cloth to obtain a finished fabric product.

2. The method for preparing an elastic antibacterial fabric with a shape memory function according to claim 1, wherein the PTT filaments are 75D/72F, the breaking strength is 2.81N, and the elongation at break is 24.4%; the T400 filament is 75D/32F, the breaking strength is 3.06N, and the breaking elongation is 17.8%; the PET filament is 75D/72F, the breaking strength is 3.75N, and the breaking elongation is 27.57%; the graphene modified PA6 filament is 70D/48F, the breaking strength is 2.49N, and the breaking elongation is 13.6%.

3. The method for preparing an elastic antibacterial fabric with a shape memory function according to claim 1, wherein the warp double weave consisting of 4 twill weaves is specifically as follows: the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp to the inner warp is 1: 1.

4. The method for preparing the elastic antibacterial fabric with the shape memory function according to claim 1, wherein the weft-backed weave consisting of 4 twill weaves is specifically as follows: the surface weave is 1/3 right twill weave, the inner weave is 3/1 right twill weave, and the arrangement ratio of the surface weft to the inner weft is 1: 1.

5. The method for preparing an elastic antibacterial fabric with shape memory function according to claim 1, wherein the weaving of the fabric grey cloth is accomplished by using a rapier loom.

6. The preparation method of the elastic antibacterial fabric with the shape memory function according to claim 1, characterized in that the specific process of washing comprises the following steps: the washing temperature is 35-40 deg.C, the washing time is 20-30min, and the bath ratio is 1: 35-45.

7. The method for preparing the elastic antibacterial fabric with the shape memory function according to claim 1, wherein the specific process parameters of drying and shaping are as follows: the temperature is 85-95 deg.C, and the time is 25-35 min.

8. An elastic antibacterial fabric with shape memory function obtained by the preparation method according to any one of claims 1 to 7.

Technical Field

The invention belongs to the field of woven fabrics, and particularly relates to an elastic antibacterial fabric with a shape memory function and a preparation method thereof.

Background

Along with the development of economy and the improvement of living standard of people, the requirements of people on the comfort and the multifunction of textiles are higher and higher, and modern textiles not only need to meet the basic performances of mechanical property, heat preservation, chemical stability and the like required by normal wearing of people, but also put forward new requirements on the aspects of antibacterial property, crease resistance, wearing comfort, memory function and the like of the textiles. The traditional PET fabric has the advantages of high strength, good stiffness, excellent heat setting performance, easiness in washing and drying, stable size and the like, but has the defects of poor moisture absorption capacity, difficulty in dyeing, poor antistatic property, easiness in burning and the like; in addition, the PET fabric has poor elasticity and low wearing comfort and does not have an antibacterial function. The PTT fiber is a polyester fiber obtained by taking 1, 3-propanediol and terephthalic acid as raw materials and carrying out polymerization and melt spinning, has the advantages of excellent dimensional stability, stain resistance, wrinkle resistance, wear resistance, easy dyeing property, high rebound resilience, soft hand feeling, good drapability and the like, is also a fiber with a shape memory function, and has wide application in clothing fabrics. The T400 is prepared by parallel composite spinning of PTT and PET polyester fibers, the two polyester components have different micro-morphological structures, and after heat and humidity treatment, the fibers shrink to different degrees, so that the fibers generate strong longitudinal stress and simultaneously generate torsion deviating from a longitudinal axis, the fibers are permanently coiled in a three-dimensional spiral manner, and the fabrics have excellent performances such as fluffiness, elasticity, elastic recovery rate and the like. The graphene modified PA6 is a novel fiber material formed by compounding graphene and PA6 fibers, and has the functions of antibiosis, ultraviolet resistance, static resistance and the like.

At present, no report is found on a method for preparing an antibacterial fabric with a shape memory function by interweaving PTT, T400, PET and graphene modified PA6 filaments.

Disclosure of Invention

The invention aims to provide an elastic antibacterial fabric with a shape memory function and a preparation method thereof.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a preparation method of an elastic antibacterial fabric with a shape memory function takes one or a combination of more of PPT filament, T400 filament and graphene modified PA6 filament as warp yarn and one or a combination of more of PTT filament, PET filament, T400 filament and graphene modified PA6 filament as weft yarn, and the fabric is prepared according to the following steps:

the method comprises the following steps: warp pretreatment

Respectively preprocessing warp yarns, wherein the preprocessing comprises the steps of adding S twist to filaments, the twist is 5 twist/m, and steaming the yarns at 95-105 ℃ for 55-65 min;

step two: preparation of woven fabrics

The warp density is 630-650/10 cm, the weft density is 510-530/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, and a warp double-weave or weft double-weave consisting of 4 twill weaves is configured to prepare a fabric grey cloth;

step three: after-finishing of textiles

And washing, drying and shaping the fabric grey cloth to obtain a finished fabric product.

Further, the PTT filament is 75D/72F, the breaking strength is 2.81N, and the elongation at break is 24.4%; the T400 filament is 75D/32F, the breaking strength is 3.06N, and the breaking elongation is 17.8%; the PET filament is 75D/72F, the breaking strength is 3.75N, and the breaking elongation is 27.57%; the graphene modified PA6 filament is 70D/48F, the breaking strength is 2.49N, and the breaking elongation is 13.6%.

Further, the warp double weave composed of 4 twill weaves is specifically: the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp to the inner warp is 1: 1.

Further, the weft double weave composed of 4 twill weaves is specifically: the surface weave is 1/3 right twill weave, the inner weave is 3/1 right twill weave, and the arrangement ratio of the surface weft to the inner weft is 1: 1.

Furthermore, the weaving of the fabric grey cloth is finished by adopting a rapier loom.

Further, the specific process of water washing comprises the following steps: the washing temperature is 35-40 deg.C, the washing time is 20-30min, and the bath ratio is 1: 35-45.

Further, the specific process parameters of drying and shaping are as follows: the temperature is 85-95 deg.C, and the time is 25-35 min.

The invention has the beneficial effects that:

1. the PTT filament, the PET filament, the T400 filament and the graphene modified PA6 filament are used as raw materials, and the fabric obtained through weaving and after-finishing has the advantages of good elastic recovery, wrinkle resistance, antibiosis, easiness in shaping, and flattening and restoring flat shape memory functions.

2. The preparation method of the elastic antibacterial fabric with the shape memory function, provided by the invention, has the advantages of simple process flow, easily obtained raw materials and easiness in implementation.

3. The performance indexes of the fabric prepared by the invention are as follows: the acute elastic recovery angle (warp and weft) is 200-240 degrees, the slow elastic recovery angle (warp and weft) is 255-300 degrees, the air permeability is more than 300mm/s, the thickness is 0.70mm +/-0.05 mm, and the recovery angle (warp and weft) of a smooth test is about 360 degrees.

Drawings

FIG. 1 is a schematic view of a duplex organization;

FIG. 2 is a schematic view of weft repeat.

Detailed Description

In order to make the object and technical solution of the present invention more clear, the following detailed description of the technical solution of the present invention is made by specific examples, but the present invention is not limited to these examples.

Example 1

A preparation method of an elastic antibacterial fabric with a shape memory function comprises the following steps:

warp pretreatment: and respectively pretreating the PTT filaments and the graphene modified PA6 filaments, wherein the pretreatment comprises the steps of adding S twist to the filaments, the twist is 5 twist/m, and carrying out yarn steaming treatment at 100 ℃ for 60 min.

Preparing woven fabrics: taking PTT filaments and graphene modified PA6 filaments as warp yarns, and according to the surface warp: the inner warps are arranged in a ratio of 1:1, T400 filaments are used as weft yarns, the density of the configured warp yarns is 640/10 cm, the density of the weft yarns is 520/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp to the inner warp is 1: 1.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.

Example 2

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: and respectively pretreating the PTT filaments and the graphene modified PA6 filaments, wherein the pretreatment comprises the steps of adding S twist to the filaments, the twist is 5 twist/m, and carrying out yarn steaming treatment at 95 ℃ for 65 min.

Preparing woven fabrics: taking PTT filaments and graphene modified PA6 filaments as warp yarns, and according to the surface warp: the inner warps are arranged in a ratio of =1:1, PET filaments and T400 filaments are used as weft yarns, the PET filaments and the T400 filaments are arranged in a ratio of 1:1, the density of the warp yarns is 630/10 cm, the density of the weft yarns is 510/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp yarns and the inner warp yarns is 1: 1.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 35 ℃, the water washing time is 30min, and the bath ratio is 1: 35; drying and setting temperature is 85 deg.C, and time is 35 min.

Example 3

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: and respectively pretreating the PTT filaments and the graphene modified PA6 filaments, wherein the pretreatment comprises the steps of adding S twist to the filaments, the twist is 5 twist/m, and steaming at 105 ℃ for 55 min.

Preparing woven fabrics: taking PTT filaments and graphene modified PA6 filaments as warp yarns, and according to the surface warp: the inner warps are arranged in a ratio of =1:1, the PTT filaments and the T400 filaments are used as weft yarns, the PTT filaments and the T400 filaments are arranged in a ratio of 1:1, the density of the warp yarns is 650/10 cm, the density of the weft yarns is 530/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp yarns and the inner warp yarns is 1: 1.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 45; the drying and setting temperature is 95 ℃ and the time is 25 min.

Example 4

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: and respectively pretreating the PTT filaments and the graphene modified PA6 filaments, wherein the pretreatment comprises the steps of adding S twist to the filaments, the twist is 5 twist/m, and carrying out yarn steaming treatment at 100 ℃ for 60 min.

Preparing woven fabrics: taking PTT filaments and graphene modified PA6 filaments as warp yarns, and according to the surface warp: the inner warps are arranged in a ratio of 1:1, the graphene modified PA6 filaments and the T400 filaments are used as weft yarns, the weft yarns are arranged in a ratio of 1:1, the density of the warp yarns is 640/10 cm, the density of the weft yarns is 520/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 3/1 right twill weave, the inner weave is 1/3 right twill weave, and the arrangement ratio of the surface warp yarns and the inner warp yarns is 1: 1.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.

Example 5

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: the PTT filaments and the T400 filaments are respectively pretreated by adding S twist to the filaments, the twist is 5 twist/m, and yarn steaming treatment is carried out at 100 ℃ for 60 min.

Preparing woven fabrics: PTT filaments and T400 filaments are used as warp yarns, the warp yarns are arranged according to a ratio of 1:1, graphene modified PA6 filaments are used as weft yarns, the density of the warp yarns is 640 pieces/10 cm, the density of the weft yarns is 520 pieces/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 1/3 right twill weave, the inside weave is 3/1 right twill weave, and the arrangement ratio of the surface weft yarns and the inside weft yarns is 1:1 weft double weave to prepare the fabric grey cloth.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.

Example 6

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: the PTT filaments and the T400 filaments are respectively pretreated by adding S twist to the filaments, the twist is 5 twist/m, and yarn steaming treatment is carried out at 100 ℃ for 60 min.

Preparing woven fabrics: PTT filaments and T400 filaments are used as warp yarns and arranged according to a ratio of 1:1, the PTT filaments and the graphene modified PA6 filaments are used as weft yarns, and the surface weft yarns are arranged according to the following steps: and lining wefts =1:1 arrangement, the density of the configured warp yarns is 640/10 cm, the density of the weft yarns is 520/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 1/3 right twill weave, the lining weave is 3/1 right twill weave, and the arrangement ratio of the lining wefts to the surface weft is 1:1 weft double weave to prepare the fabric grey cloth.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.

Example 7

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: the PTT filaments and the T400 filaments are respectively pretreated by adding S twist to the filaments, the twist is 5 twist/m, and yarn steaming treatment is carried out at 100 ℃ for 60 min.

Preparing woven fabrics: PTT filaments and T400 filaments are used as warp yarns and arranged according to a ratio of 1:1, PET filaments and graphene modified PA6 filaments are used as weft yarns, and the surface weft yarns are as follows: and lining wefts =1:1 arrangement, the density of the configured warp yarns is 640/10 cm, the density of the weft yarns is 520/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 1/3 right twill weave, the lining weave is 3/1 right twill weave, and the arrangement ratio of the lining wefts to the surface weft is 1:1 weft double weave to prepare the fabric grey cloth.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.

Example 8

A preparation method of elastic antibacterial fabric with shape memory function comprises the following steps:

warp pretreatment: the PTT filaments and the T400 filaments are respectively pretreated by adding S twist to the filaments, the twist is 5 twist/m, and yarn steaming treatment is carried out at 100 ℃ for 60 min.

Preparing woven fabrics: the PTT filaments and the T400 filaments are used as warp yarns and arranged according to a ratio of 1:1, the T400 filaments and the graphene modified PA6 filaments are used as weft yarns, and the surface weft yarns are arranged according to the following formula: and lining wefts =1:1 arrangement, the density of the configured warp yarns is 640/10 cm, the density of the weft yarns is 520/10 cm, the total coverage coefficient of the fabric is 85% +/-3%, the surface weave is 1/3 right twill weave, the lining weave is 3/1 right twill weave, and the arrangement ratio of the lining wefts to the surface weft is 1:1 weft double weave to prepare the fabric grey cloth.

Fabric after finishing: and washing, drying and shaping the grey cloth to obtain a finished fabric product. The water washing temperature is 40 ℃, the water washing time is 20min, and the bath ratio is 1: 40; drying and setting at 90 deg.C for 30 min.