阅读说明：本技术 一种涤纶织物的固色方法 (Color fixing method for polyester fabric ) 是由 严玉生 于 2021-06-21 设计创作，主要内容包括：本发明提供了一种涤纶织物的固色方法,包括以下步骤：S1.小分子的丝胶溶液的制备；S2.丝胶溶液的活化反应；S3.制备丝胶-贻贝足丝蛋白；S4.制备氧化杨桃多糖；S5.之二比氧化杨桃多糖溶液,然后加入丝胶-贻贝足丝蛋白,再将冻干物再加热,得到复合物整理物；S6.将碱减量处理并染色的涤纶织物浸渍在一定质量浓度的复合物整理液中,一定温度下持续搅拌反应一定时间,洗涤烘干,得到固色的涤纶织物。本发明通过小分子蛋白和多糖的组合进行固色,获得一种新型的固色方法。(The invention provides a color fixing method of a polyester fabric, which comprises the following steps: s1, preparing a micromolecule sericin solution; s2, carrying out an activation reaction on a sericin solution; s3, preparing sericin-mussel byssus protein; s4, preparing carambola oxide polysaccharide; s5, preparing a carambola polysaccharide solution, adding sericin-mussel byssus protein, and heating the freeze-dried substance to obtain a compound finished substance; s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in the compound finishing liquid with a certain mass concentration, continuously stirring and reacting for a certain time at a certain temperature, and washing and drying to obtain the color-fixed polyester fabric. The invention carries out color fixation through the combination of micromolecular protein and polysaccharide, and obtains a novel color fixation method.)

1. The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature and high-pressure treatment, and filtering and concentrating to obtain micromolecular sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, and adjusting the pH of the solution to 4.5 to perform an activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH value to 5-5.5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing a certain amount of carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution, adding a certain amount of sodium periodate, stirring and reacting for a period of time at room temperature in a dark place, adding absolute ethyl alcohol to stop the reaction, and fully washing to obtain a white precipitate, namely oxidized carambola polysaccharide;

s5, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, then adding sericin-mussel byssus protein, mixing and ultrasonically treating, freeze-drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in the compound finishing liquid with a certain mass concentration, continuously stirring and reacting for a certain time at a certain temperature, and washing and drying to obtain the color-fixed polyester fabric.

2. The method for fixing the color of the polyester fabric according to claim 1, wherein: the conditions of the high-temperature high-pressure treatment in the step S1 are 120-160 ℃, the pressure is 1.2-1.5MPa, and the concentration of the sericin solution is 10-20 g.L^-1。

3. The method for fixing the color of the polyester fabric according to claim 1, wherein: the mass ratio of EDC to NHS in step S2 is 2-4: 1.

4. The method for fixing the color of the polyester fabric according to claim 1, wherein: the concentration of the acetic acid solution in the step S4 is 0.2-0.4 mol/L.

5. The method for fixing the color of the polyester fabric according to claim 1, wherein: in the step S5, the mass ratio of the carambola polysaccharide oxide solution to the sericin-mussel byssus protein is 1-3:1, and the ultrasonic treatment comprises the following steps: the ultrasonic power is 80-120W, the ultrasonic treatment time is 8-12min, the ultrasonic treatment mode is intermittent treatment, and the ultrasonic treatment is stopped for 1min every 1 min.

6. The method for fixing color of polyester fabric according to claim 1, wherein: in step S6, the concentration of the composite finishing liquid is 4-8g/L, and the mixture is stirred and reacted for 60-120min at the temperature of 60-80 ℃.

7. The polyester fabric after fixation obtained by the fixation method according to any one of claims 1 to 6.

Technical Field

The invention relates to the field of fabric color fixation, in particular to a color fixation method for polyester fabrics.

Background

The terylene fabric has high strength and good wear resistance, and is widely applied to the fields of various clothes, bags, tents and other industrial textiles. However, polyester fibers have poor moisture absorption and poor comfort when contacting the skin. With the higher and higher requirements of consumers on the comfort of clothes, the polyester moisture absorption and sweat releasing finishing process is rapidly developed. Generally, after the moisture absorption and sweat releasing finishing of the polyester fabric is reduced, the hydrophilicity of the polyester fabric is obviously enhanced, but dyes in the fiber can migrate to the outside, so that various color fastness of the polyester fabric is obviously reduced.

With the improvement of living standard of people, people have made higher demands on the wearability of clothes, and not only beauty but also multifunctionality is demanded, so that the multifunctionality imparted to the fabric is a research feature in recent years. And the biological protein material shows great application prospect due to the uniqueness in structure and performance. The biological protein material has become a research hotspot of all countries in the world, and the biological protein material and the textile are combined, so that the textile is multifunctional, the added value of the textile is improved, and the great economic value is brought. At present, the biological protein material is applied to the aspects of ultraviolet resistance, static resistance, electromagnetic radiation resistance, far infrared resistance, antibiosis, disinfection, aging resistance, water repellency, oil repellency and the like. The preparation of the bioprotein material sol finishing fabric is a new way for improving the performance of the fabric and functionalizing the fabric.

Disclosure of Invention

The technical problem to be solved is as follows: the invention aims to provide a novel color fixing method for polyester fabrics, which is obtained by fixing color through the combination of micromolecular protein and polysaccharide.

The technical scheme is as follows: the color fixing method of the polyester fabric comprises the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature and high-pressure treatment, and filtering and concentrating to obtain micromolecular sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, and adjusting the pH of the solution to 4.5 to perform an activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH value to 5-5.5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing a certain amount of carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution, adding a certain amount of sodium periodate, stirring and reacting for a period of time at room temperature in a dark place, adding absolute ethyl alcohol to stop the reaction, and fully washing to obtain a white precipitate, namely oxidized carambola polysaccharide;

s5, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, then adding sericin-mussel byssus protein, mixing and ultrasonically treating, freeze-drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in the compound finishing liquid with a certain mass concentration, continuously stirring and reacting for a certain time at a certain temperature, and washing and drying to obtain the color-fixed polyester fabric.

Preferably, the conditions of the high-temperature high-pressure treatment in the step S1 are 120-160 ℃, the pressure is 1.2-1.5MPa, and the concentration of the sericin solution is 10-20 g.L^-1。

Preferably, the mass ratio of EDC and NHS in step S2 is 2-4: 1.

Preferably, the concentration of the acetic acid solution in step S4 is 0.2-0.4 mol/L.

Preferably, the mass ratio of the carambola polysaccharide oxide solution to the sericin-mussel byssus protein in the step S5 is 1-3:1, and the ultrasonic treatment is as follows: the ultrasonic power is 80-120W, the ultrasonic treatment time is 8-12min, the ultrasonic treatment mode is intermittent treatment, and the ultrasonic treatment is stopped for 1min every 1 min.

Preferably, the concentration of the composite finishing liquid in the step S6 is 4-8g/L, and the reaction is stirred for 60-120min at the temperature of 60-80 ℃. The polyester fabric after fixation obtained by the fixation method according to any one of claims 1 to 6.

Has the advantages that: the color fixing method of the polyester fabric has the following advantages:

through sericin-mussel byssus protein at dacron surface formation one deck film, the cross-linking effect between compound finishing agent and the fabric can effectively be improved to carambola polysaccharide's oxidation, and along with the improvement of oxidation degree, carambola polysaccharide and sericin can constitute stable network structure compound between the mussel byssus protein simultaneously again, are favorable to the epilogue and polyester fiber to form good cross-linking adsorption for the fixation effect is better.

Detailed Description

Example 1

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 120 ℃ and 1.2MPa, and filtering and concentrating to obtain micromolecules with the concentration of 20 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 2:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.2mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s5, preparing oxidized carambola polysaccharide solution with a certain concentration from the oxidized carambola polysaccharide, adding sericin-mussel byssus protein, wherein the mass ratio of the oxidized carambola polysaccharide solution to the sericin-mussel byssus protein is 1:1, carrying out mixed ultrasonic treatment, wherein the ultrasonic power is 80W, the ultrasonic treatment time is 12min, the ultrasonic treatment mode is intermittent treatment, stopping for 1min every treatment of 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in a compound finishing liquid with the concentration of 4-8g/L, stirring and reacting for 60min at the temperature of 60 ℃, and washing and drying to obtain the color-fixed polyester fabric.

Example 2

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 160 ℃ and 1.5MPa, and filtering and concentrating to obtain micromolecules with the concentration of 10 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 4:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5.5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.4mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s5, preparing oxidized carambola polysaccharide solution with a certain concentration, adding sericin-mussel byssus protein, wherein the mass ratio of the oxidized carambola polysaccharide solution to the sericin-mussel byssus protein is 3:1, carrying out mixed ultrasonic treatment, wherein the ultrasonic power is 120W, the ultrasonic treatment time is 8min, the ultrasonic treatment mode is intermittent treatment, stopping for 1min every treatment 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in a compound finishing liquid with the concentration of 4-8g/L, stirring and reacting at the temperature of 80 ℃ for 120min, and washing and drying to obtain the color-fixed polyester fabric.

Example 3

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 130 ℃ and 1.3MPa, and filtering and concentrating to obtain micromolecules with the concentration of 13 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 3:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5.5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.28mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s5, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, adding sericin-mussel byssus protein, wherein the mass ratio of the oxidized carambola polysaccharide solution to the sericin-mussel byssus protein is 1.2:1, carrying out mixed ultrasonic treatment, wherein the ultrasonic power is 90W, the ultrasonic treatment time is 9min, the ultrasonic treatment mode is intermittent treatment, stopping for 1min every 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in a compound finishing liquid with the concentration of 4g/L, stirring and reacting for 80min at the temperature of 65 ℃, and washing and drying to obtain the color-fixed polyester fabric.

Example 4

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 150 ℃ and 1.4MPa, and filtering and concentrating to obtain micromolecules with the concentration of 16 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 4:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.35mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s5, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, adding sericin-mussel byssus protein, wherein the mass ratio of the oxidized carambola polysaccharide solution to the sericin-mussel byssus protein is 2.2:1, carrying out mixed ultrasonic treatment with the ultrasonic power of 110W and the ultrasonic treatment time of 10min in an intermittent treatment mode, stopping for 1min every 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in a compound finishing liquid with the concentration of 8g/L, stirring and reacting for 100min at the temperature of 75 ℃, and washing and drying to obtain the color-fixed polyester fabric.

Example 5

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 140 ℃ and 1.35MPa, and filtering and concentrating to obtain micromolecules with the concentration of 14 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 3.6:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.32mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s5, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, adding sericin-mussel byssus protein, wherein the mass ratio of the oxidized carambola polysaccharide solution to the sericin-mussel byssus protein is 1.2:1, carrying out mixed ultrasonic treatment with the ultrasonic power of 110W and the ultrasonic treatment time of 9min in an intermittent treatment mode, stopping for 1min every 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a compound finished substance;

s6, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in a compound finishing liquid with the concentration of 4-8g/L, stirring and reacting for 80min at the temperature of 75 ℃, and washing and drying to obtain the color-fixed polyester fabric.

Comparative example 1

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, dissolving sericin powder in deionized water, performing high-temperature high-pressure treatment under the conditions of 150 ℃ and 1.4MPa, and filtering and concentrating to obtain micromolecules with the concentration of 16 g.L^-1A sericin solution;

s2, adding EDC and NHS into the sericin solution prepared in the step S1, wherein the mass ratio of EDC to NHS is 4:1, and adjusting the pH of the solution to 4.5 for activation reaction;

s3, after activation is finished, adding mussel byssus protein powder, adjusting the pH to 5, and reacting at room temperature to obtain sericin-mussel byssus protein;

s4, dissolving sericin-mussel byssus protein in water, carrying out mixed ultrasonic treatment, wherein the ultrasonic power is 110W, the ultrasonic treatment time is 10min, the ultrasonic treatment mode is intermittent treatment, stopping for 1min every 1min, carrying out freeze drying after treatment, and then heating the freeze-dried substance to obtain a finishing liquid;

s5, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in finishing liquid with the concentration of 8g/L, stirring and reacting for 100min at the temperature of 75 ℃, and washing and drying to obtain the color-fixed polyester fabric.

Comparative example 2

The color fixing method of the polyester fabric is characterized by comprising the following steps:

s1, weighing carambola polysaccharide, dissolving the carambola polysaccharide in an acetic acid solution with the concentration of 0.35mol/L, adding a certain amount of sodium periodate, stirring the mixture at room temperature in a dark place for reaction, adding absolute ethyl alcohol for stopping the reaction, and fully washing the mixture to obtain white precipitate, namely carambola polysaccharide oxide;

s2, preparing oxidized carambola polysaccharide into an oxidized carambola polysaccharide solution with a certain concentration, carrying out mixed ultrasonic treatment, wherein the ultrasonic power is 110W, the ultrasonic treatment time is 10min, the ultrasonic treatment mode is intermittent treatment, stopping for 1min every 1min, carrying out freeze drying after treatment, and then reheating the freeze-dried substance to obtain a finishing liquid;

s3, soaking the polyester fabric subjected to alkali decrement treatment and dyeing in finishing liquid with the concentration of 8g/L, stirring and reacting for 100min at the temperature of 75 ℃, and washing and drying to obtain the color-fixed polyester fabric.

The polyester fabrics prepared by the examples 1-5 and the comparative examples 1-2 are respectively subjected to friction color fastness and soaping color fastness tests according to the standards GB/T3920-2008 and GB/T3921-2008, wherein the temperature of the soaping color fastness test is 60 ℃ and the time is 30 min.