CN110904689A - Cotton knitted fabric anti-hair-falling treatment method and hair-falling amount testing method - Google Patents
Cotton knitted fabric anti-hair-falling treatment method and hair-falling amount testing method Download PDFInfo
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- CN110904689A CN110904689A CN201911239289.1A CN201911239289A CN110904689A CN 110904689 A CN110904689 A CN 110904689A CN 201911239289 A CN201911239289 A CN 201911239289A CN 110904689 A CN110904689 A CN 110904689A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
- D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
Abstract
The invention discloses a cotton knitted fabric hair-shedding prevention treatment method and a hair-shedding amount testing method, wherein in the cotton knitted fabric dyeing and finishing processing process, the hair-shedding treatment adopts polishing enzyme for fermentation washing treatment, and the dosage of the polishing enzyme is 0.15-0.3% of the weight of the cotton knitted fabric. The invention adopts polishing enzyme to carry out hair etching treatment, and simultaneously, through optimizing the process, the polishing enzyme only acts on upright fibers on the surface of the fabric as far as possible during the hair etching treatment, and does not damage the fibers of the main body part of the yarn, thereby reducing the hair falling amount of the cotton knitted fabric.
Description
Technical Field
The invention belongs to the technical field of textile processing, and particularly relates to a cotton knitted fabric anti-hair-slip treatment method and a hair-slip amount testing method.
Background
Cotton fabrics are popular with consumers due to good moisture absorption and air permeability, but short fibers on the cotton fabrics fall off due to friction in the process of taking the cotton fabrics and adhere to the skin to cause discomfort, the problem of the hair falling quality of the cotton fabrics becomes one of the problems to be solved urgently in printing and dyeing at present, and the hair falling quality of the cotton fabrics is influenced by various aspects of cotton quality, spinning process and dyeing and finishing process.
In order to further improve the surface smoothness of the cotton fabric, in modern dyeing and finishing processing production, singeing and etching treatment is adopted, and the singeing can remove disordered short hairiness remained after incomplete singeing so as to enable the surface of the cotton fabric to be smooth and clean, and the fabric can achieve the unique properties of softness and bulkiness. However, the method brings new problems, in the hair-etching process, cellulase carries out catalytic degradation on fibers, so that fiber strength is reduced to generate a large amount of short cilia, and the cilia in free states are attached to the fabric and are easy to remove and unclean in the processing process, so that the hair-dropping quality problem in the process of taking the fabric is caused.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, the present invention provides a method for preventing a cotton knitted fabric from picking and a method for testing a picking amount.
The invention adopts the specific technical scheme that:
the method for preventing cotton knitted fabric from falling off is characterized in that in the dyeing and finishing process of the cotton knitted fabric, polishing enzyme is selected for carrying out ferment washing treatment during wool etching treatment, and the dosage of the polishing enzyme is 0.15-0.3% of the weight of the cotton knitted fabric.
In order to better realize the invention, the pH value of the polishing enzyme is adjusted to 5-5.5 by HAC during the fermentation washing treatment, and the polishing enzyme is treated for 45min at 55 ℃.
In order to better realize the invention, hydrophilic treatment is added in a dyeing and finishing processing process of the cotton knitted fabric, the hydrophilic treatment comprises softening treatment and washing treatment, a softening agent adopted in the softening treatment is silicone oil, the using amount of the silicone oil is 2-8g/L (silicone oil/water), and the silicone oil comprises hydrophilic silicone oil and non-hydrophilic silicone oil.
In order to better implement the invention, the silicone oil is hydrophilic silicone oil.
In order to better realize the invention, the dosage of the silicone oil is 2 g/L.
In order to better realize the invention, the softening treatment temperature is 30 ℃ and the time is 20 min.
In order to better realize the invention, the wool washing treatment method is to spray and wash wool at the speed of 50-60 m/min.
In order to better realize the invention, the wool washing treatment is carried out by spraying at least 4 water tanks.
Correspondingly, the invention provides a method for testing the hair loss amount of a cotton knitted fabric, which comprises the steps of placing a sample which is cut vertically on the cotton knitted fabric at the temperature of 20 ℃, humidifying for two hours in an environment with the relative humidity of 65%, then testing, placing the humidified sample on a sample carrying table which is pasted with abrasive paper, and paving, pressurizing and fixing two ends of the sample; the method comprises the steps of completely soaking standard white cotton cloth in three-level water, removing excessive water by rolling, horizontally placing the standard white cotton cloth on a foam gasket, fastening a circular grinding disc, adding a load code of 1.0kg to the grinding disc, connecting the circular grinding disc with power equipment, adjusting the parameters of the power equipment to be 200mm in stroke, running for 30 times/min, driving the circular grinding disc to reciprocate along a sample (the standard white cotton cloth is in contact with the sample), testing the hair falling amount for 10 times, and comparing the hair falling amount on the standard white cotton cloth in a wet state under a D65 light source with a hair falling rating card to determine the hair falling level after the test is finished.
To better practice the invention, standard white cotton was rolled to 100% moisture.
The invention has the beneficial effects that:
1. the invention adopts polishing enzyme to carry out hair etching treatment, and simultaneously, through optimizing the process, the polishing enzyme only acts on upright fibers on the surface of the fabric as far as possible during the hair etching treatment, and does not damage the fibers of the main body part of the yarn, thereby reducing the hair falling amount of the cotton knitted fabric.
2. The invention adopts hydrophilic treatment, and the short wool fibers in free state fall off in water by optimizing the process and enhancing water washing, thereby obviously improving the hair falling quality problem of cotton knitted fabrics.
Drawings
Fig. 1 shows a hair loss rating card.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto, and various substitutions and alterations can be made without departing from the technical idea of the present invention as described above, according to the common technical knowledge and the conventional means in the field.
Example 1
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.15% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
Example 2
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.3% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
Comparative example 1
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.4% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 90 min.
The lint removal test ratings were performed on the cloths before and after the medium-etched hair treatment of examples 1-2 and comparative example 1. Hair slip test method: placing the sample which is cut by the cotton knitted fabric in the vertical direction at the temperature of 20 ℃, humidifying for two hours in an environment with the relative humidity of 65%, and then testing, placing the humidified sample on a sample carrying table which is pasted with abrasive paper, and paving, pressurizing and fixing two ends of the sample; completely soaking standard white cotton cloth in three levels of water, rolling off excessive water (with liquid content controlled by 100%), horizontally placing on a foam gasket, fastening by fastening a circular grinding disc, adding a load code of 1.0kg on the grinding disc, connecting the circular grinding disc with power equipment, adjusting the parameters of the power equipment to be 200mm in stroke, running speed for 30 times/min, driving the circular grinding disc to reciprocate along a sample, carrying out hair loss test for 10 times, comparing the hair loss on the standard white cotton cloth with a hair loss rating card under a D65 light source (as shown in figure 1) in a wet state after the test is finished, and determining the hair loss level, wherein the hair loss level is divided into 1-5 levels from most to least, the worst level is 1, and the best level is 5. The results are shown in table 1 below:
TABLE 1
Example 3
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein, the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.15% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
The hydrophilic treatment is as follows: after soaping, taking out from the cylinder for hydrophilic treatment, firstly treating for 20min at 30 ℃ by using hydrophilic silicone oil with the use amount of 2g/L, then washing hair, fully spraying and washing hair at the speed of 50-60 m/min, and washing by at least 4 water tanks for reinforcing washing.
Example 4
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein, the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.15% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
The hydrophilic treatment is as follows: after soaping, taking out from the cylinder for hydrophilic treatment, firstly treating for 20min at 30 ℃ by using non-hydrophilic silicone oil with the use amount of 2g/L, then washing hair, fully spraying and washing hair at the speed of 50-60 m/min, and washing by at least 4 water tanks for reinforcing washing.
Example 5
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein, the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.15% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
The hydrophilic treatment is as follows: after soaping, taking out from the cylinder for hydrophilic treatment, firstly treating for 20min at 30 ℃ by using hydrophilic silicone oil with the use amount of 8g/L, then washing hair, fully spraying and washing hair at the speed of 50-60 m/min, and washing by at least 4 water tanks for reinforcing washing.
Comparative example 2
20S × 20S 100% cotton knitted terry cloth (sweater cloth) plain yarn;
the cotton dyeing and finishing process comprises the following steps:
singeing → scouring and bleaching → water washing, acid washing → etching hair → alkali washing, water washing → dyeing → peracid → soaping → hydrophile (soft → water washing) → sizing → preshrinking → finished product.
Wherein, the hair etching treatment comprises the following steps: after the fabric is boiled, rinsed and washed, the fabric is fermented and washed by polishing enzyme in a cylinder, and the hair-etching formula and the process parameters are as follows: the amount of the polishing enzyme TF-1611 is 0.15% of the weight of the fabric, the pH value is adjusted to 5-5.5 by HAC, and the fabric is treated at 55 ℃ for 45 min.
The hydrophilic treatment is as follows: after soaping, taking out from the cylinder for hydrophilic treatment, firstly treating for 20min at 30 ℃ by using non-hydrophilic silicone oil with the use amount of 8g/L, then washing hair, fully spraying and washing hair at the speed of 50-60 m/min, and washing by at least 4 water tanks for reinforcing washing.
The lint test rating was performed on the hydrophilized cloths of examples 3-6. Hair slip test method: placing the sample which is cut by the cotton knitted fabric in the vertical direction at the temperature of 20 ℃, humidifying for two hours in an environment with the relative humidity of 65%, and then testing, placing the humidified sample on a sample carrying table which is pasted with abrasive paper, and paving, pressurizing and fixing two ends of the sample; completely soaking standard white cotton cloth in three levels of water, rolling off excessive water (with liquid content controlled by 100%), horizontally placing on a foam gasket, fastening by fastening a circular grinding disc, adding a load code of 1.0kg on the grinding disc, connecting the circular grinding disc with power equipment, adjusting the parameters of the power equipment to be 200mm in stroke, running speed for 30 times/min, driving the circular grinding disc to reciprocate along a sample, carrying out hair loss test for 10 times, comparing the hair loss on the standard white cotton cloth with a hair loss rating card under a D65 light source (as shown in figure 1) in a wet state after the test is finished, and determining the hair loss level, wherein the hair loss level is divided into 1-5 levels from most to least, the worst level is 1, and the best level is 5. The results are shown in table 2 below:
TABLE 2
As can be seen from Table 2, the hydrophilic treatment method provided by the invention is carried out before cylinder discharge, particularly hydrophilic silicone oil is adopted, and the hair-falling quality problem is obviously improved when the usage amount of the silicone oil is 2g/L (silicone oil/water).
Although the embodiments have been described, once they learn of the basic inventive concept, those skilled in the art can make other changes and modifications to these embodiments, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all equivalent flow changes made by the present specification, or applied directly or indirectly to other related technical fields are included in the scope of the present invention.
Claims (10)
1. The method for preventing cotton knitted fabric from falling off is characterized in that in the dyeing and finishing process of the cotton knitted fabric, polishing enzyme is selected for carrying out ferment washing treatment during wool etching treatment, and the dosage of the polishing enzyme is 0.15-0.3% of the weight of the cotton knitted fabric.
2. The method for preventing linting of cotton knitted fabric according to claim 1, wherein the pH of the polished cotton knitted fabric is adjusted to 5 to 5.5 by HAC and the polished cotton knitted fabric is treated at 55 ℃ for 45min during the enzyme-fermentation washing treatment.
3. The method for preventing the cotton knitted fabric from hair slip according to claim 1, wherein hydrophilic treatment is added in a dyeing and finishing process of the cotton knitted fabric, the hydrophilic treatment comprises softening treatment and washing treatment, a softening agent adopted in the softening treatment is silicone oil, the dosage of the silicone oil is 2-8g/L (silicone oil/water), and the silicone oil comprises hydrophilic silicone oil and non-hydrophilic silicone oil.
4. The method for preventing linting of cotton knitted fabric according to claim 3, wherein the silicone oil is hydrophilic silicone oil.
5. The method for preventing linting of cotton knitted fabric according to claim 3, wherein the amount of silicone oil used is 2 g/L.
6. The method for preventing linting of cotton knitted fabric according to claim 3, wherein the softening temperature is 30 ℃ and the time is 20 min.
7. The method for preventing the cotton knitted fabric from falling off according to claim 3, wherein the method for washing the wool comprises spraying the wool at a speed of 50-60 m/min.
8. The method for preventing linting of cotton knitted fabric according to claim 7, wherein the linting treatment is performed by spraying the linting through at least 4 water tanks.
9. A method for testing the hair loss amount of cotton knitted fabric is characterized in that a sample which is cut vertically by the cotton knitted fabric is placed at the temperature of 20 ℃, the humidity of the sample is adjusted for two hours in an environment with the relative humidity of 65%, then the test is carried out, the sample after the humidity adjustment is placed on a sample carrying table which is pasted with abrasive paper, and the two ends of the sample are paved, pressurized and fixed; completely soaking standard white cotton cloth in three-level water, rolling off excessive water, horizontally placing on a foam gasket, fastening by fastening a circular millstone, adding a load code of 1.0kg to the millstone, connecting the circular millstone with power equipment, adjusting the parameter of the power equipment to be 200mm, operating at 30 times/min, driving the circular millstone to reciprocate along a sample, reciprocating for 10 times to test the hair loss amount, and comparing the hair loss amount on the standard white cotton cloth in a wet state under a D65 light source with a hair loss rating card to determine the hair loss level.
10. The method for testing lint content of a cotton knitted fabric according to claim 9, wherein the amount of liquid carried by a standard white cotton cloth which is padded to remove excess water is 100%.
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| CN112697694A (en) * | 2020-12-30 | 2021-04-23 | 廖延娟 | Textile depilation detector and detection method thereof |
| CN114166687A (en) * | 2021-12-06 | 2022-03-11 | 上海嘉麟杰纺织科技有限公司 | Fabric lint-shedding detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697694A (en) * | 2020-12-30 | 2021-04-23 | 廖延娟 | Textile depilation detector and detection method thereof |
| CN114166687A (en) * | 2021-12-06 | 2022-03-11 | 上海嘉麟杰纺织科技有限公司 | Fabric lint-shedding detection method |
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Application publication date: 20200324 |