阅读说明：本技术 一种超柔全棉梭织面料的制备工艺及其面料 (Preparation process of super-soft all-cotton woven fabric and fabric thereof ) 是由 林建国 于 2020-12-21 设计创作，主要内容包括：本申请涉及纺织技术领域,具体公开了一种超柔全棉梭织面料的制备工艺及其面料,该超柔全棉梭织面料的制备工艺包括以下步骤：将棉纤维进行梭织后得到超柔全棉梭织面料；将超柔全棉梭织面料采用预处理剂进行预浸渍,预浸渍时间40-60min,后进行干燥,控制干燥后的含液量为20-30%,得到预处理后的超柔全棉梭织面料；将预处理后的超柔全棉梭织面料在抗菌整理液中进行浸渍,浸渍的同时进行针刺操作,得到浸渍后的超柔全棉梭织面料；将浸渍后的超柔全棉梭织面料进行轧干、烘焙、压光处理后得到超柔全棉梭织面料；预处理剂由十二烷基二甲基甜菜碱、六偏磷酸钠、预处理用水组成,且重量份比为1:2:(9-12)；通过上述超柔全棉梭织面料的制备工艺制备的超柔全棉梭织面料具有抗菌性好的优点。(The application relates to the technical field of spinning, and particularly discloses a preparation process of an ultra-soft all-cotton woven fabric and the fabric thereof, wherein the preparation process of the ultra-soft all-cotton woven fabric comprises the following steps: performing shuttle weaving on the cotton fibers to obtain an ultra-soft all-cotton shuttle woven fabric; pre-impregnating the ultra-soft all-cotton woven fabric with a pretreatment agent for 40-60min, and then drying, wherein the liquid content after drying is controlled to be 20-30%, so as to obtain the pre-treated ultra-soft all-cotton woven fabric; dipping the pretreated super-soft all-cotton woven fabric in an antibacterial finishing liquid, and performing needling operation while dipping to obtain the dipped super-soft all-cotton woven fabric; carrying out rolling drying, baking and press polishing treatment on the impregnated ultra-soft all-cotton woven fabric to obtain the ultra-soft all-cotton woven fabric; the pretreatment agent consists of dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water in a weight ratio of 1:2 (9-12); the super-soft all-cotton woven fabric prepared by the preparation process of the super-soft all-cotton woven fabric has the advantage of good antibacterial property.)

1. A preparation process of an ultra-soft all-cotton woven fabric is characterized by comprising the following steps:

s1, performing tatting on the cotton fibers to obtain an ultra-soft all-cotton tatting fabric;

s2, pre-impregnating the super-soft all-cotton woven fabric with a pretreatment agent for 40-60min, and then drying, wherein the liquid content after drying is controlled to be 20-30%, so as to obtain the pre-treated super-soft all-cotton woven fabric;

s3, dipping the pretreated super-soft all-cotton woven fabric in an antibacterial finishing liquid, and performing needling operation while dipping to obtain the dipped super-soft all-cotton woven fabric;

s4, performing rolling drying, baking and calendaring treatment on the dipped super-soft all-cotton woven fabric to obtain super-soft all-cotton woven fabric;

the pretreatment agent consists of dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water in a weight ratio of 1:2 (9-12).

2. The process for preparing an ultra-soft all-cotton woven fabric according to claim 1, wherein the antibacterial finishing liquid in the step S3 comprises the following raw materials in parts by weight:

7-10 parts of an antibacterial agent;

2-3 parts of an adhesive;

4-5 parts of a penetrating agent;

2-3 parts of salt;

60-70 parts of water;

the adhesive consists of a polycarboxylic acid cross-linking agent and waterborne polyurethane;

the antibacterial agent comprises at least one of poly-hydroxypropyl dimethyl ammonium chloride, dialkyl quaternary ammonium salt and nano titanium dioxide.

3. The process for preparing the ultra-soft all-cotton woven fabric according to claim 2, wherein the antibacterial agent consists of dialkyl quaternary ammonium salt and nano titanium dioxide, and the weight ratio of the dialkyl quaternary ammonium salt to the nano titanium dioxide is 1 (0.5-1).

4. The process for preparing an ultra-soft all-cotton woven fabric according to claim 2, wherein the penetrating agent is composed of fatty alcohol-polyoxyethylene ether and sodium dodecyl benzene sulfonate.

5. The process for preparing the ultra-soft all-cotton woven fabric according to claim 4, wherein the penetrant comprises fatty alcohol-polyoxyethylene ether and sodium dodecyl benzene sulfonate in a weight ratio of 1 (1-1.5).

6. The process for preparing an ultra-soft all-cotton woven fabric according to claim 2, wherein the antibacterial finishing liquid further comprises 0.8-1.2 parts by weight of a stabilizer, and the stabilizer comprises chitosan and polyhydric alcohol.

7. The process for preparing an ultra-soft all-cotton woven fabric according to claim 6, wherein the chitosan is water-soluble chitosan.

8. The process for preparing an ultra-soft all-cotton woven fabric according to claim 2, wherein the antibacterial treatment solution further comprises 1-2 parts by weight of sodium silicate.

9. The process for preparing an ultra-soft all-cotton woven fabric according to claim 1, wherein the ultra-soft all-cotton woven fabric passes through the antibacterial finishing liquid at a running speed of 10-15m/min in the step S3.

10. A fabric produced by the process of making an ultra-soft all-cotton woven fabric according to any one of claims 1 to 9.

Technical Field

The application relates to the technical field of spinning, in particular to a preparation process of an ultra-soft all-cotton woven fabric and the fabric.

Background

The woven fabric is formed by interlacing warp and weft yarns in a picking mode of a weaving machine. The fabric is firm, stiff and smooth and not easy to deform due to the fact that weaving methods are staggered in warp and weft, and the woven fabric is in the world leading position in terms of variety and production quantity.

The tatting fabric is classified from components including cotton fabrics, silk fabrics, wool fabrics, blended fabrics and interwoven fabrics of the cotton fabrics, the silk fabrics and the wool fabrics, and the like, wherein the all-cotton tatting fabric is more and more popular due to better softness, heat preservation and air permeability; the all-cotton woven fabric also has good moisture absorption performance, and under normal conditions, the fibers can absorb moisture into the surrounding atmosphere, and the moisture content of the fibers is 8-10%, so that the fibers contact the skin of a person, and the person feels soft but not stiff.

Through the related technologies, although the all-cotton woven fabric has high water absorption, when the all-cotton woven fabric is in a wet state, if bacteria, fungi and other substances are encountered, the cotton fibers are easily decomposed, and therefore, the cloth of the clothes is mildewed and degenerated.

Content of application

In order to improve the antibacterial performance of the super-soft all-cotton woven fabric, the application provides a preparation process of the super-soft all-cotton woven fabric and the fabric thereof.

In a first aspect, the application provides a preparation process of an ultra-soft all-cotton woven fabric, which adopts the following technical scheme:

a preparation process of an ultra-soft all-cotton woven fabric comprises the following steps:

s1, performing tatting on the cotton fibers to obtain an ultra-soft all-cotton tatting fabric;

s2, pre-impregnating the super-soft all-cotton woven fabric with a pretreatment agent for 40-60min, and then drying, wherein the liquid content after drying is controlled to be 20-30%, so as to obtain the pre-treated super-soft all-cotton woven fabric;

s3, dipping the pretreated super-soft all-cotton woven fabric in an antibacterial finishing liquid, and performing needling operation while dipping to obtain the dipped super-soft all-cotton woven fabric;

s4, performing rolling drying, baking and calendaring treatment on the dipped super-soft all-cotton woven fabric to obtain super-soft all-cotton woven fabric;

the pretreatment agent consists of dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water in a weight ratio of 1:2 (9-12).

By adopting the technical scheme, the ultra-soft all-cotton woven fabric is obtained by weaving cotton fibers; then carrying out pre-impregnation and impregnation steps, rolling, drying and press polishing treatment to obtain the final ultra-soft all-cotton woven fabric; in the pre-impregnation process, the pretreating agent is a mixture consisting of dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water, the dodecyl dimethyl betaine and the sodium hexametaphosphate have certain softening effects, and the ultra-soft all-cotton woven fabric is softened and has certain softening effects at the same time, so that precipitation or caking is avoided; in addition, the dye can be uniformly dispersed in the ultra-soft all-cotton woven fabric in the later period of the ultra-soft all-cotton woven fabric; the dodecyl dimethyl betaine in the pretreating agent also has a good bactericidal effect, and the bactericidal effect on the ultra-soft all-cotton woven fabric is further realized by matching with the antibacterial finishing liquid in the dipping process.

Preferably, the antibacterial finishing liquid in step S3 includes the following raw materials in parts by weight:

7-10 parts of an antibacterial agent;

2-3 parts of an adhesive;

4-5 parts of a penetrating agent;

2-3 parts of salt;

60-70 parts of water;

the adhesive consists of a polycarboxylic acid cross-linking agent and waterborne polyurethane;

the antibacterial agent comprises at least one of poly-hydroxypropyl dimethyl ammonium chloride, dialkyl quaternary ammonium salt and nano titanium dioxide.

By adopting the technical scheme, the antibacterial finishing liquid is formed by an antibacterial agent, an adhesive, a penetrating agent, salt and water, and has a good bactericidal effect; the antibacterial agent is a mixture of poly-hydroxypropyl dimethyl ammonium chloride, dialkyl quaternary ammonium salt and nano titanium dioxide, and the three have good killing effects on bacteria, fungi and the like; in addition, the nano titanium dioxide and other antibacterial agents act together under the irradiation of ultraviolet rays to perform long-term sterilization, and the nano titanium dioxide and sodium hexametaphosphate in the pretreating agent act together, so that the problem that the antibacterial effect of the ultra-soft all-cotton woven fabric is not uniformly distributed due to agglomeration of the nano titanium dioxide is solved; the mixture of the binder polycarboxylic acid cross-linking agent and the waterborne polyurethane acts with the cotton fiber of the ultra-soft all-cotton woven fabric, so that the adhesive force and the flatness of the cotton fiber and the antibacterial finishing liquid are improved; in addition, the aqueous polyurethane has good film forming property on cotton fibers, and can endow the super-soft all-cotton woven fabric with soft and plump hand feeling, so that the wear resistance and crease resistance of the super-soft all-cotton woven fabric are improved; the penetrant fully dissolves the antibacterial agent in the antibacterial finishing liquid into the ultra-soft all-cotton woven fabric; in addition, the salt is matched with the dodecyl dimethyl betaine in the pretreating agent to soften and sterilize the ultra-soft all-cotton woven fabric again, so that the sterilization effect is further improved.

Preferably, the antibacterial agent consists of dialkyl quaternary ammonium salt and nano titanium dioxide, and the weight part ratio of the dialkyl quaternary ammonium salt to the nano titanium dioxide is 1 (0.5-1).

By adopting the technical scheme, the antibacterial agent is formed by optimizing the formula, the dialkyl quaternary ammonium salt and the nano titanium dioxide have good matching effect, and the generated antibacterial effect is good.

Preferably, the penetrating agent consists of fatty alcohol-polyoxyethylene ether and sodium dodecyl benzene sulfonate.

By adopting the technical scheme, the fatty alcohol-polyoxyethylene ether belongs to the nonionic surfactant, acts with the sodium dodecyl benzene sulfonate, is directionally arranged on the surface of the antibacterial finishing liquid, obviously reduces the surface tension, and forms a uniform and stable dispersion system, so that the antibacterial agent in the antibacterial finishing liquid is fully dissolved into the all-cotton woven fabric, and the antibacterial effect and the durability of the antibacterial effect of the ultra-soft all-cotton woven fabric are improved.

Preferably, the weight part ratio of the fatty alcohol-polyoxyethylene ether to the sodium dodecyl benzene sulfonate in the penetrant is 1 (1-1.5).

By adopting the technical scheme, the penetrant consisting of the fatty alcohol-polyoxyethylene ether and the sodium dodecyl benzene sulfonate are optimized in proportion, so that the penetration effect is improved, and the antibacterial finishing liquid is better immersed into the super-soft all-cotton woven fabric through needling, so that the antibacterial and anti-wrinkle effects of the super-soft all-cotton woven fabric are improved.

Preferably, the antibacterial finishing liquid also comprises 0.8-1.6 parts by weight of stabilizer, and the stabilizer consists of chitosan and polyhydric alcohol.

By adopting the technical scheme, the chitosan does not have a good bonding effect between the high polymer material with large molecular weight and the cotton fiber, and the polyol plays a bridging role between the chitosan and the cotton fiber by adding the polyol, so that the anti-wrinkle effect and the softness of the super-soft all-cotton woven fabric are improved while the stability of the antibacterial finishing liquid is improved.

Preferably, the chitosan is water-soluble chitosan.

By adopting the technical scheme, the chitosan is used as a natural polymer material and is adhered to the all-cotton woven fabric through the adhesive, and after the water-based chitosan is matched with the polyalcohol, the crease recovery performance of the finished fabric is greatly improved, so that the crease resistance of the ultra-soft all-cotton woven fabric is further improved; in addition, the water-based chitosan is also matched with a polycarboxylic acid cross-linking agent together, so that the hand feeling of the ultra-soft all-cotton woven fabric is improved, and the softness is improved.

Preferably, the antibacterial treatment fluid further comprises 1-2 parts by weight of sodium silicate.

By adopting the technical scheme, as the nano titanium dioxide in the antibacterial agent has small particle size, large specific surface area and strong surface adsorption force, the nano titanium dioxide is easy to agglomerate, so that the antibacterial effect of the ultra-soft all-cotton woven fabric is not uniform, and the antibacterial effect is influenced; sodium silicate is adopted to disperse the nano titanium dioxide, and the nano titanium dioxide stably exists in the antibacterial finishing liquid, so that the antibacterial uniformity of the ultra-soft all-cotton woven fabric is fully improved; in addition, sodium silicate and sodium hexametaphosphate in the pretreating agent are matched together, so that the absolute value of the potential on the surface of the nano titanium dioxide particles in the antibacterial finishing liquid is further improved, and the stability of the nano titanium dioxide is improved.

Preferably, the ultra-soft all-cotton woven fabric passes through the antibacterial finishing liquid at a running speed of 10-15m/min in the step S3.

By adopting the technical scheme, the time for the ultra-soft all-cotton woven fabric to stay in the antibacterial finishing liquid is controlled through the advancing speed of the ultra-soft all-cotton woven fabric, and when the stay time is short, the antibacterial finishing liquid cannot be fully blended into the all-cotton woven fabric, so that the antibacterial effect of the dipped ultra-soft all-cotton woven fabric is poor; when the retention time is long, the ultra-soft all-cotton woven fabric absorbs enough antibacterial finishing liquid, the production efficiency is low easily caused by overlong time, and the antibacterial effect is influenced by too much antibacterial finishing liquid absorbed by the ultra-soft all-cotton woven fabric easily caused.

In a second aspect, the present application provides a fabric, which adopts the following technical scheme:

an ultra-soft all-cotton woven fabric is prepared by the preparation process.

By adopting the technical scheme, the obtained super-soft all-cotton woven fabric has good antibacterial activity and wrinkle resistance.

In summary, the present application has the following beneficial effects:

1. the method comprises the following steps of pre-impregnating the woven super-soft all-cotton woven fabric by using a pretreatment agent, wherein the pretreatment agent comprises dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water; the dodecyl dimethyl betaine and the sodium hexametaphosphate soften the ultra-soft all-cotton woven fabric, the softened woven fabric facilitates the subsequent full dissolution of the antibacterial finishing liquid into the ultra-soft all-cotton woven fabric, and the sterilization effect is further improved; in the process of dipping by adopting the antibacterial finishing liquid, the antibacterial finishing liquid is further dipped into the ultra-soft all-cotton woven fabric by adopting a needling operation; and then the ultra-soft all-cotton woven fabric finished product is obtained through the steps of rolling, drying, baking and the like.

2. In the application, the antibacterial finishing liquid consisting of an antibacterial agent, an adhesive, a penetrating agent, salt and water is preferably adopted, and the antibacterial agent is preferably poly-hydroxypropyl dimethyl ammonium chloride, dialkyl quaternary ammonium salt and nano titanium dioxide; the combined action of the three components endows the ultra-soft comprehensive woven fabric with a sterilization effect; the preferred adoption of dialkyl quaternary ammonium salt and nanometer titanium dioxide and the selection of the antibacterial agent which is composed of the preferred proportion improve the antibacterial effect; in addition, the penetrant preferably adopts fatty alcohol-polyoxyethylene ether and sodium dodecyl benzene sulfonate, and the weight ratio of the fatty alcohol-polyoxyethylene ether and the sodium dodecyl benzene sulfonate is controlled, so that the antibacterial finishing liquid is fully dissolved into the ultra-soft all-cotton woven fabric, and is directionally arranged on the surface of the antibacterial finishing liquid, and a uniform and stable dispersion system is formed; preferably, a stabilizer consisting of chitosan and polyalcohol is added into the antibacterial finishing liquid, and the polyalcohol plays a bridging role between the chitosan and the cotton fiber to improve the cohesiveness with the ultra-soft all-cotton woven fabric; in addition, the chitosan is water-soluble chitosan, and the water-soluble chitosan is fully dissolved in the antibacterial finishing liquid, so that the crease resistance of the ultra-soft all-cotton woven fabric is further improved; sodium silicate is also added into the antibacterial finishing liquid, and the sodium silicate and the nano titanium dioxide are matched with each other, so that the nano titanium dioxide is further prevented from agglomerating, and the uniformity of the antibacterial effect of the ultra-soft all-cotton woven fabric is improved.

3. The preferred marching speed that adopts the super gentle all cotton tatting surface fabric of control of this application passes through antibiotic finishing liquid to in operating to immerse the super gentle all cotton tatting surface fabric with antibiotic finishing liquid through the acupuncture, improve production efficiency simultaneously, further when raising the efficiency, improve antibiotic effect.

Detailed Description

The present application is described in further detail below.

The desired components and manufacturers in each example are shown in Table 1.

Table 1 compositions and manufacturers

Example 1:

the preparation process of the ultra-soft all-cotton woven fabric comprises the following specific components in percentage by weight as shown in Table 1, and comprises the following steps:

s1, performing tatting on the cotton fibers to obtain an ultra-soft all-cotton tatting fabric;

s2, mixing and stirring dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water, and uniformly mixing to obtain a mixed pretreatment agent;

s3, pre-impregnating the super-soft all-cotton woven fabric with a pretreatment agent for 40min, and then drying, wherein the liquid content after drying is controlled to be 20%, so as to obtain the pre-treated super-soft all-cotton woven fabric;

s4, mixing the antibacterial agent, the adhesive, the penetrating agent, the salt and the water, and uniformly mixing to obtain a mixed antibacterial treatment solution;

s5, dipping the pretreated super-soft all-cotton woven fabric in an antibacterial finishing liquid, performing needling operation while dipping, and allowing the super-soft all-cotton woven fabric to pass through the antibacterial finishing liquid at the advancing speed of 10m/min to obtain the dipped super-soft all-cotton woven fabric;

and S6, carrying out rolling drying, baking and calendaring treatment on the impregnated ultra-soft all-cotton woven fabric to obtain the ultra-soft all-cotton woven fabric.

Example 2: the preparation process of the ultra-soft all-cotton woven fabric is different from that of the example 1 in that the weight of the pretreatment agent is different, and specific components and the weight are shown in the table 2.

Examples 3-4. a process for preparing an ultra-soft all-cotton woven fabric, which is different from example 2 in the components and weight of the antibacterial finishing liquid, the specific components and weight included are shown in table 2.

Examples 5 to 7. a process for preparing an ultra-soft all-cotton woven fabric, which is different from example 4 in the components and weight of an antibacterial agent contained in an antibacterial finishing liquid, is shown in table 2.

TABLE 2 examples 1-7 include specific components and weights

Examples 8-10 a process for preparing an ultra-soft all-cotton woven fabric, which is different from example 7 in the components and weight of the penetrant, and includes specific components and weights as shown in table 3.

Examples 11 to 12 a process for preparing an ultra-soft all-cotton woven fabric, which is different from example 10 in that a stabilizer was added in the preparation of the antibacterial finishing liquid of step S4, and the specific components and weights included therein are shown in table 3.

Example 13 a process for preparing an ultra-soft all-cotton woven fabric, different from example 12 in that chitosan is aqueous chitosan.

Examples 14-15. a process for preparing an ultra-soft all-cotton woven fabric, which is different from example 13 in that sodium silicate was added in the preparation of the antibacterial finishing liquid of step S4, and the specific components and weights thereof were included as shown in table 3.

TABLE 3 specific components and weights included in examples 8-12 and examples 14-15

Example 16A process for preparing an ultra-soft all-cotton woven fabric, which is different from example 15 in that the pre-impregnation time of step S3 is 60min, and the liquid content after drying is 30%; in step S5, the all-cotton woven fabric passes through the antibacterial finishing liquid at the traveling speed of 15 m/min.

Comparative example 1 a process for preparing a fabric, which is different from example 1 in that the all-cotton woven fabric woven in step S1 is not subjected to the pre-impregnation step.

Comparative example 2 a process for preparing a fabric differs from example 1 in that the pre-treated all-cotton woven fabric was not impregnated with an antimicrobial finish.

Comparative example 3 a process for preparing a fabric, which is different from example 1 in that the same amount of pretreatment water was used in the pretreatment agent instead of dodecyl dimethyl betaine.

Comparative example 4 a process for preparing a fabric, which is different from example 1 in that the same amount of pretreatment water was used in the pretreatment agent instead of sodium hexametaphosphate.

Comparative example 5A preparation process of a fabric, the preparation method is as follows:

extracting berberine: crushing 1kg of coptis into powder, sieving the powder by a 40-mesh sieve, adding 6kg of 45 mass percent ethanol aqueous solution, carrying out ultrasonic extraction at the temperature of 75 ℃ for 1.5 hours, wherein the ultrasonic frequency is 28KHZ, filtering the extract to obtain filtrate to obtain berberine extract, adding concentrated hydrochloric acid to adjust the pH value to 2, continuously stirring the mixture, cooling the mixture to 5 ℃, standing the mixture for 16 hours, filtering the mixture to obtain crude crystals, recrystallizing the crude crystals with water, and filtering the crude crystals to obtain 11.6g of berberine;

preparing an antibacterial fabric: weighing 240g of cotton fiber, placing the cotton fiber in 4.8kg of NaOH aqueous solution with the pH value of 8.5, and soaking for 1 hour under the condition that the water bath temperature is 35 ℃; washing the soaked cotton fibers to be neutral, adding 4.8g of berberine, adding water according to a bath ratio of 1:20, introducing nitrogen, reacting at 60 ℃ for 10min, raising the temperature to 80 ℃ according to the speed of 2 ℃/min, keeping the temperature, reacting for 20min, taking out, placing in a drying oven at 60 ℃ for drying for 10min, adjusting the temperature to 90 ℃ for drying for 40min, washing with water, and drying in the air to obtain the finished product.

Detection method

Experiment one: experiment of antibacterial ability

Experimental samples: the super-soft all-cotton woven fabrics obtained in examples 1 to 16 and comparative examples 1 to 5 are round test pieces with the diameter of 4.8cm, the test pieces treated in examples 1 to 16 are respectively named as experimental samples 1 to 16, and the test pieces treated in comparative examples 1 to 5 are respectively named as comparative samples 1 to 5. 5 experimental samples 1-16 and 5 comparative samples are provided; in addition, an ultra-soft all-cotton woven fabric without antibacterial treatment is adopted as a blank group.

An experimental instrument: culture medium (nutrient broth/agar medium; tryptone soy broth/agar; brain heart extract broth/agar); an incubator; inoculating a loop; an alcohol lamp; a water bath kettle; sterilizing the pipette; sterile petri dishes (specification 100mm × 15 mm); stereomicroscope (40x mirror).

The experimental method comprises the following steps: the test samples 1 to 16 and the comparative samples 1 to 5 were tested for their antibacterial ability according to the test method in AATCC 100-.

The experimental results are as follows: the results of the antibacterial ability tests of the experimental samples 1 to 16, the comparative samples 1 to 5, and the blank group are shown in Table 4.

Experiment two: the use feeling evaluation test sample of the ultra-soft all-cotton woven fabric comprises the following steps: examples 1 to 16 and comparative examples 1 to 5 were applied to shirts, and shirts obtained in examples 1 to 16 were designated as experimental samples 1 to 16, respectively, shirts obtained in comparative examples 1 to 5 were designated as comparative samples 1 to 5, respectively, and 5 shirts were provided for each of the experimental samples 1 to 16 and the comparative samples 1 to 5.

Subject: 210 healthy Chinese people of 25-35 years old in the same area were recruited, divided into 21 experimental groups on average, and corresponded to experimental samples 1-16 and comparative samples 1-5, respectively.

The evaluation method comprises the following steps: the experimental subject wears the experimental samples 1-16 and the comparative samples 1-5 respectively, and after two days, the experimental samples 1-16 and the comparative samples 1-5 are scored; the scoring criteria are as follows:

and (3) grading the softness: 1-10 points, the higher the softness is, the higher the score is, and the harder the hand feeling is, the lower the score is;

and (3) grading the wrinkle resistance: 1-10 points, the higher the wrinkle-resistant score is, the lower the wrinkle-resistant score is;

grading the flatness: 1-10 points, the higher the flatness, the higher the score, and the lower the flatness, the lower the score.

After scoring, the average of the scores for each experimental group was taken as the final evaluation score for feeling of use.

The experimental results are as follows: the results of the experiments of the experimental samples 1 to 16 and the comparative samples 1 to 5 are shown in Table 5.

TABLE 4 results of experiments on bacteriostatic ability of experimental samples 1-16, comparative samples 1-5, and blank group

TABLE 5 evaluation of feeling of use test results of test samples 1 to 16 and comparative samples 1 to 5

As can be seen from the data in tables 4 and 5, the experimental samples 1 to 16 have high bacteriostatic rate, the escherichia coli bacteriostatic rate is 90.32 to 95.12 percent, and the staphylococcus aureus bacteriostatic rate is 87.45 to 93.61 percent; the bacteriostasis rate of the epidermic moss is 89.14-94.15%; the softness score of the experimental samples 1-16 is 9.1-9.7, the wrinkle resistance score is 8.5-9.8, and the flatness score is 8.4-9.8; the comparative samples 1-5 have lower bacteriostatic rate, the bacteriostatic rate of escherichia coli is 55.47-76.32%, and the bacteriostatic rate of staphylococcus aureus is 53.12-74.12%; the bacteriostasis rate of the epidermophyton is 54.68-75.47%; the comparative sample has a softness score of 7.4-8.8, a wrinkle resistance score of 7.1-8.3, and a flatness score of 6.8-8.1; the bacteriostatic rate and the use feeling score of the experimental samples 1-16 are better than those of the comparative samples 1-5, which shows that the bacteriostatic rate of the experimental samples 1-16 is higher and the use feeling is more comfortable.

Comparing the experimental samples 1-2 and the comparative samples 1-5, it can be seen that the pretreatment agent is a mixture of dodecyl dimethyl betaine, sodium hexametaphosphate and pretreatment water, and the dodecyl dimethyl betaine has a good effect of softening the fabric and can kill various bacteria; the sodium hexametaphosphate has a certain soft water function, so that calcium ions or magnesium ions in the pretreatment water enter sodium hexametaphosphate molecules to form a stable soluble complex, and the antibacterial finishing liquid, dye and the like cannot be precipitated or blocked, so that the pretreatment agent is uniformly dispersed in the ultra-soft all-cotton woven fabric and is matched with the dodecyl dimethyl betaine to jointly soften the ultra-soft all-cotton woven fabric.

Comparing the experimental samples 2-4, it can be known that in the antibacterial finishing liquid, the adhesive is matched with the waterborne polyurethane by adopting a polycarboxylic acid cross-linking agent, and the polycarboxylic acid cross-linking agent adopts butanetetracarboxylic acid, and the butane tetracarboxylic acid cross-linking agent is esterified and cross-linked with the cotton fibers of the ultra-soft all-cotton woven fabric, so that the flatness and the bonding force of the ultra-soft all-cotton woven fabric are improved. The aqueous polyurethane in the adhesive has good film forming property and higher bonding strength to cotton fibers, contains active end group isocyanate groups and can react with a plurality of compounds containing active hydrogen, so that the super-soft all-cotton woven fabric has better wear resistance and flatness; meanwhile, the waterborne polyurethane is matched with the polycarboxylic acid cross-linking agent together, so that the wrinkle resistance and the caking property of the super-soft all-cotton woven fabric are improved, and the waterborne polyurethane is matched with the antibacterial agent in the antibacterial finishing liquid, so that the adhesion strength of the antibacterial agent on the super-soft all-cotton woven fabric is improved.

Comparing the experimental samples 4-7, the antibacterial agent adopts at least one of poly-hydroxypropyl dimethyl ammonium chloride, dialkyl quaternary ammonium salt and nano titanium dioxide; the poly-hydroxypropyl dimethyl ammonium chloride and the dialkyl quaternary ammonium salt have good bactericidal action. The dialkyl quaternary ammonium salt is adsorbed and concentrated on the surface of thalli through the attraction effect of opposite charges, and then permeates and diffuses to penetrate through cell walls and enter cell membranes to be damaged; then the damaged cell membrane penetrates into the cell to passivate enzyme in the cell, denature protein and agglutinate, and the substance in the cell leaks to cause the death of bacteria, thereby achieving the sterilization effect; the nano titanium dioxide can kill bacteria under the action of ultraviolet rays, and the sterilization rate is high; the antibacterial agent formed by the three components and the adhesive act together to be attached to the ultra-soft all-cotton woven fabric to play a role in sterilization.

Comparing with experimental sample 7-10, it can be known that the penetrant adopts fatty alcohol-polyoxyethylene ether and sodium dodecyl benzene sulfonate as liquid materials with strong adhesive force and permeability, and through effective osmosis, the penetrant is matched with the antibacterial agent to fully enter the antibacterial agent into the super-soft all-cotton woven fabric, and meanwhile, the penetrant also has a good dispersion effect, is directionally arranged on the surface of the antibacterial finishing liquid, and enables the surface tension to be remarkably reduced, so that a uniform and stable dispersion system is formed.

Contrast experimental sample 10-13 can know, the stabilizer adopts cooperation between chitosan and the polyol, the polyol of this application adopts pentanediol, chitosan's molecular weight is very big, it is glucosyl to constitute the constitutional unit, all contain an amino and two carboxyls in the glucosyl molecular structure, with cotton fiber between not connection effect, covalently connect to cotton fiber with chitosan through the effect of adhesive, utilize pentanediol simultaneously, bridge between chitosan and cotton fiber, improve the pincher trees recovery nature of super soft all-cotton woven fabric, improve the crease-resistant performance of super soft all-cotton woven fabric.

Comparing the experimental sample 12 and the experimental samples 14-15, it can be known that after adding sodium silicate, the sodium silicate is matched with sodium hexametaphosphate together, so that the dispersibility of the nano titanium dioxide is improved, the absolute value of the surface potential of the nano titanium dioxide in the antibacterial finishing liquid is obviously improved, a good solvation layer is formed, the dispersion stability of the nano titanium dioxide is improved, the antibacterial finishing liquid is stably and uniformly attached to the ultra-soft all-cotton woven fabric, and the sterilization effect and the flatness are further improved.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.