CN107723967B - Dyeing and finishing processing method of T/R spandex four-side stretch fabric - Google Patents
Dyeing and finishing processing method of T/R spandex four-side stretch fabric Download PDFInfo
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- CN107723967B CN107723967B CN201711049716.0A CN201711049716A CN107723967B CN 107723967 B CN107723967 B CN 107723967B CN 201711049716 A CN201711049716 A CN 201711049716A CN 107723967 B CN107723967 B CN 107723967B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
- D06B3/18—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/32—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of open-width materials backwards and forwards between beaming rollers during treatment; Jiggers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C9/00—Singeing
- D06C9/02—Singeing by flame
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/16—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dispersed, e.g. acetate, dyestuffs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/24—Polyamides; Polyurethanes
- D06P3/248—Polyamides; Polyurethanes using reactive dyes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/24—Polyamides; Polyurethanes
- D06P3/26—Polyamides; Polyurethanes using dispersed dyestuffs
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Abstract
The invention relates to a dyeing and finishing method of fabric, in particular to a dyeing and finishing method of T/R spandex four-side stretch fabric. The production process comprises the following steps: cloth preparation → pretreatment of a jig dyeing machine → water drying → boiling off of a high-temperature high-pressure overflow dyeing machine → pre-shaping → singeing → dyeing → drying → auxiliary shaping → decatizing → water shaping → inspection, batching and packaging. The T/R spandex fabric produced by the production process has the following characteristics: the hand feeling is soft, the elasticity is good, the fabric is fluffy, and the size stability of the fabric is excellent; the retraction problem of the T/R spandex fabric is effectively avoided, the cloth cover is smoother and smoother, and the problems of thermal shrinkage and large washing shrinkage of the fabric are greatly improved.
Description
Technical Field
The invention relates to a dyeing and finishing method of fabric, in particular to a dyeing and finishing method of T/R spandex four-side stretch fabric.
Background
Along with the continuous improvement of living standard, people have more and more requirements on the functionality of the fabric of the clothes. For the traditional winter clothes only with the function of keeping warm, the traditional winter clothes are too bulky and lack of new styles to meet the consumption concept of consumers, and people are eager for new and novel fabrics with vitality. Nowadays, spandex-containing elastic fabrics are popular in domestic and foreign markets, and the products have high contractibility, excellent resilience, soft handfeel, comfortable wearing and beautiful appearance, and have great advantages in the market due to the fact that the products are easy to absorb sweat, do not generate static electricity and the like.
The production technology of the T/R spandex stretch fabric is changed from the conventional product to the production of a product with a high added value, and the T/R spandex stretch fabric has great market development potential. Because the content of the spandex elastic yarn is generally less and the spandex elastic yarn exists in a core-spun yarn structure, good shrinkage is not easy to obtain in a production flow with higher tension, and the elasticity of the produced fabric is not large. This problem is a difficult problem in production, and in order to solve this problem and to obtain good elasticity of the fabric, it is important to find a processing method for this kind of product to solve the above problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a dyeing and finishing method of a T/R spandex four-side stretch fabric, which solves the problems of small elasticity and handfeel caused by large tension in the dyeing and finishing process of the T/R spandex four-side stretch fabric in the prior art, and the produced fabric has strong texture, good elasticity, stable size and fluffy and soft handfeel.
The technical scheme adopted by the invention for solving the problems comprises the following steps: cloth preparation → pretreatment of a jig dyeing machine → water drying → boiling off of a high-temperature high-pressure overflow dyeing machine → pre-shaping → singeing → dyeing → drying → auxiliary shaping → decatizing → water shaping → inspection, batching and packaging.
The invention relates to a dyeing and finishing processing method of a T/R spandex four-side stretch fabric, which comprises the following specific steps:
(1) the cloth is distributed in each cylinder for 800-;
(2) pretreatment of a jig dyeing machine: washing the fabric by using soda ash and a deoiling agent;
(3) drying by water;
(4) boiling by using a high-temperature high-pressure overflow dyeing machine: treating with sodium carbonate and refining agent;
(5) presetting: the temperature is 170 ℃ and 190 ℃, the speed is 30-50m/min, and the overfeeding is 10 percent;
(6) singeing: adopting a two-positive-one-negative or one-positive-one-negative singeing method, wherein the singeing speed is 24-30 Hz;
(7) dyeing: respectively dyeing the fabric raw material by adopting a disperse dye and a reactive dye;
(8) drying: the temperature is 150 ℃, the vehicle speed is 50-70m/min, and the overfeeding is 10 percent;
(9) and (3) auxiliary agent shaping: the temperature is 160-;
(10) decating: steam pressure is 0.6bar, 60s inside out, 90s outside in, and cooling time is 150 s;
(11) water passing and shaping: the temperature is 130 ℃ and 150 ℃, the speed is 30-50m/min, and the overfeeding is 5 percent;
(12) and (7) checking, rolling and packaging.
Wherein:
the concentration of the calcined soda in the step (2) is 5 g/L.
The deoiling agent in the step (2) is deoiling agent 101. The degreaser is alkali resistant and high temperature resistant.
The concentration of the degreaser in the step (2) is 5 g/L.
The water drying conditions in the step (3) are as follows: the temperature is 140 ℃ and 160 ℃, the padder pressure is 3.0bar, and the vehicle speed is 30-50 m/min.
The concentration of the calcined soda in the step (4) is 1.5 g/L.
The refining agent in the step (4) is a refining degreaser DR-N6 produced by Zibodan I chemical trade company. The refining agent has the advantages of alkali resistance, high temperature resistance and strong washing effect.
The concentration of the refining agent in the step (4) is 1 g/L.
The softeners in the step (9) are a high-concentration softener DR-69A produced by Zibodan Industrial and trade company and a texturing finishing agent 1472 produced by Jiangsu Grite auxiliary agent company.
The concentration of the bullet finishing agent 1472 is 10g/L, and the concentration of the high-concentration softener DR-69A is 10 g/L.
Compared with the prior art, the invention has the following beneficial effects:
1. the T/R spandex fabric produced by the production process has the following characteristics: soft hand feeling, good elasticity, fluffy fabric and excellent size stability of the fabric.
2. Due to the characteristics of spandex, in order to prevent the phenomenon of wrinkle when the high-temperature and high-pressure overflow dyeing machine is used for boiling, the water-rinsing drying is added before the pretreatment, so that the quality problem caused by shrinkage can be effectively prevented.
3. The process effectively avoids the retraction problem of the T/R spandex fabric, enables the cloth surface to be smoother and smoother, and greatly improves the problems of thermal shrinkage and large washing shrinkage of the fabric.
Detailed Description
The present invention is further illustrated by, but is not limited to, the following examples.
All the starting materials used in the examples are commercially available, except where otherwise indicated.
The experimental materials, experimental equipment and experimental reagents used in the examples were as follows:
experimental materials:
the used T/R spandex four-sided elastic fabric takes 32 positive stickers and 40D spandex silk twisting in the warp direction and 32 positive stickers and 75DDTY and 40D spandex twisting in the weft direction as raw materials, and the gram weight is 338g/m2And the width of the door is 180 cm.
Experimental equipment:
a jig dyeing machine, a setting machine, a singeing machine, a high-temperature high-pressure overflow dyeing machine, a tank steaming machine and a rolling machine.
Test agents:
soda, a refining agent, a deoiling agent, a disperse dye, a reactive dye, a water softener, glacial acetic acid, anhydrous sodium sulphate, a high-temperature leveling agent, a soaping agent 535 and a softening agent.
The deoiling agent is deoiling agent 101.
The refining agent is a refining degreaser DR-N6 produced by Zibodan Industrial and trade company.
The softener is high-concentration softener DR-69A produced by Zibodan I industrial and trade company and cool and elastic finishing agent 1472 produced by Jiangsu Gelite Co.
Example 1
The dyeing and finishing processing method of the T/R spandex four-side stretch fabric comprises the following specific steps:
(1) cloth preparation: the number of the cloth is 950 meters per jar.
(2) Pretreatment of a jig dyeing machine: 5g/L of soda ash and 5g/L of degreaser, and keeping the temperature at 95 ℃ for 60 min. The cloth feeding is smooth and the winding is dense.
(3) Drying with water: the temperature is 150 ℃, the padder pressure is 3.0bar, the vehicle speed is 40m/min, and the cropping width is 165 cm.
(4) Boiling by using a high-temperature high-pressure overflow dyeing machine: 1.5g/L of soda ash, 1g/L of refining agent, 120 ℃ and 30min of treatment time.
(5) Presetting: the temperature is 180 ℃, the vehicle speed is 40m/min, the overfeed is 10 percent, and the cropping width is 155 cm.
(6) Singeing: a positive and negative singeing method is adopted according to the cloth surface condition, and the singeing speed is 26 Hz.
(7) Dyeing:
the disperse dyeing process formula comprises:
| disperse blue F-L | 2.1％ |
| Disperse orange F-C | 0.42％ |
| Disperse Red F-H | 0.1％ |
| Glacial acetic acid | 0.8g/L |
| Leveling agent | 1g/L |
| Water softening agent | 1g/L |
The process conditions are as follows: multiplying at 130 ℃ for 40 min;
the active dyeing process formula comprises the following steps:
the process conditions are as follows: 60 ℃ X40 min +95 ℃ X30 min.
(8) Drying: the temperature is 150 ℃, the vehicle speed is 60m/min, and the overfeeding is 10 percent.
(9) And (3) auxiliary agent shaping: the temperature is 160 ℃, the vehicle speed is 45m/min, the softening agent is 147210 g/L, the softening agent is 69A10g/L, and the cropping width is 152 cm.
(10) Decating: the steam pressure P was 0.6bar, 60s inside out, 90s outside in, and the cooling time was 150 s.
(11) Water passing and shaping: the temperature is 130 ℃, the vehicle speed is 40m/min, the overfeed is 5 percent, and the cropping width is 150 cm.
(12) And (7) checking, rolling and packaging.
Example 2
The dyeing and finishing processing method of the T/R spandex four-side stretch fabric comprises the following specific steps:
(1) cloth is distributed for 1200 meters in each cylinder;
(2) pretreatment of a jig dyeing machine: 5g/L of soda ash and 5g/L of degreaser, and keeping the temperature at 95 ℃ for 60 min. The cloth feeding is smooth and the winding is dense.
(3) Drying with water: the temperature is 160 ℃, the padder pressure is 3.0bar, the vehicle speed is 50m/min, and the cropping width is 165 cm.
(4) Boiling by using a high-temperature high-pressure overflow dyeing machine: 1.5g/L of soda ash, 1g/L of refining agent, 120 ℃ and 30min of treatment time.
(5) Presetting: the temperature is 170 ℃, the vehicle speed is 30m/min, and the overfeeding is 10 percent;
(6) singeing: a two-positive one-negative singeing method is adopted, and the singeing speed is 30 Hz;
(7) dyeing: respectively dyeing the fabric raw material by adopting a disperse dye and a reactive dye;
the dyeing process recipe and process conditions were the same as in example 1.
(8) Drying: the temperature is 150 ℃, the vehicle speed is 50m/min, and the overfeeding is 10 percent;
(9) and (3) auxiliary agent shaping: the temperature is 170 ℃, the vehicle speed is 60m/min, the softening agent is 147220 g/L, and the softening agent is 69A 20 g/L;
(10) decating: steam pressure is 0.6bar, 60s inside out, 90s outside in, and cooling time is 150 s;
(11) water passing and shaping: the temperature is 140 ℃, the vehicle speed is 30m/min, and the overfeeding is 5 percent;
(12) and (7) checking, rolling and packaging.
Example 3
The dyeing and finishing processing method of the T/R spandex four-side stretch fabric comprises the following specific steps:
(1) cloth is distributed in each cylinder for 800 meters;
(2) pretreatment of a jig dyeing machine: 5g/L of soda ash and 5g/L of degreaser, and keeping the temperature at 95 ℃ for 60 min. The cloth feeding is smooth and the winding is dense.
(3) Drying with water: the temperature is 140 ℃, the padder pressure is 3.0bar, the vehicle speed is 50m/min, and the cropping width is 165 cm;
(4) boiling by using a high-temperature high-pressure overflow dyeing machine: treating with sodium carbonate and refining agent;
(5) presetting: the temperature is 190 ℃, the vehicle speed is 50m/min, and the overfeeding is 10 percent;
(6) singeing: a positive-reverse singeing method is adopted, and the singeing speed is 24 Hz;
(7) dyeing: respectively dyeing the fabric raw material by adopting a disperse dye and a reactive dye;
the dyeing process recipe and process conditions were the same as in example 1.
(8) Drying: the temperature is 150 ℃, the vehicle speed is 70m/min, and the overfeeding is 10 percent;
(9) and (3) auxiliary agent shaping: the temperature is 180 ℃, the vehicle speed is 60m/min, the softening agent is 147215 g/L, and the softening agent is 69A 15 g/L;
(10) decating: steam pressure is 0.6bar, 60s inside out, 90s outside in, and cooling time is 150 s;
(11) water passing and shaping: the temperature is 150 ℃, the vehicle speed is 50m/min, and the overfeeding is 5 percent;
(12) and (7) checking, rolling and packaging.
Comparative example 1
The production process comprises the following specific steps:
the dyeing and finishing processing method of the T/R spandex four-side stretch fabric comprises the following specific steps:
(1) cloth preparation: the number of the cloth is 950 meters per jar.
(2) Boiling by using a high-temperature high-pressure overflow dyeing machine: 1.5g/L of soda ash, 1g/L of refining agent, 120 ℃ and 30min of treatment time.
(3) Presetting: the temperature is 180 ℃, the vehicle speed is 40m/min, the overfeed is 10 percent, and the cropping width is 155 cm.
(4) Singeing: a positive and negative singeing method is adopted according to the cloth surface condition, and the singeing speed is 26 Hz.
(5) Dyeing:
the disperse dyeing process formula comprises:
| disperse blue F-L | 2.1％ |
| Disperse orange F-C | 0.42％ |
| Disperse Red F-H | 0.1％ |
| Glacial acetic acid | 0.8g/L |
| Leveling agent | 1g/L |
| Water softening agent | 1g/L |
The process conditions are as follows: multiplying at 130 ℃ for 40 min;
the active dyeing process formula comprises the following steps:
the process conditions are as follows: 60 ℃ X40 min +95 ℃ X30 min.
(6) Drying: the temperature is 150 ℃, the vehicle speed is 60m/min, and the overfeeding is 10 percent.
(7) And (3) auxiliary agent shaping: the temperature is 160 ℃, the vehicle speed is 45m/min, the softener is 147210 g/L, the softener is 69A10g/L, and the cropping width is 152 cm.
(8) Decating: the steam pressure P was 0.6bar, 60s inside out, 90s outside in, and the cooling time was 150 s.
(9) Water passing and shaping: the temperature is 130 ℃, the vehicle speed is 40m/min, the overfeed is 5 percent, and the cropping width is 150 cm.
(10) And (7) checking, rolling and packaging.
The products of examples 1-3 and comparative example 1 were tested for performance, as follows, and the results are shown in Table 1:
and (3) determining the wet rubbing fastness by referring to GB/T3920-2008 'color fastness to rubbing test' and grading by using a color changing grey card.
Washing fastness, according to GB/3921.3 color fastness to washing test of textiles: and (3) evaluation, namely grading by using a grey card for evaluating discoloration.
Breaking strength according to GB/T3923.1-1997 determination of partial breaking and elongation at break for textile fabrics with low tensile properties 1.
TABLE 1 test results
| Fastness to wet rubbing | Fastness to washing | Breaking strength | |
| Example 1 | Grade 3 | 4 stage | 948N |
| Example 2 | 2-3 stages | Grade 3-4 | 926N |
| Example 3 | 2-3 stages | 4 stage | 946N |
| Comparative example 1 | Stage 2 | Grade 3 | 890N |
Claims (9)
1. A dyeing and finishing processing method of T/R spandex four-side stretch fabric is characterized by comprising the following steps: the method comprises the following specific steps:
(1) the cloth is distributed in each cylinder for 800-;
(2) pretreatment of a jig dyeing machine: washing the fabric by using soda ash and a deoiling agent;
(3) drying by water;
(4) boiling by using a high-temperature high-pressure overflow dyeing machine: treating with sodium carbonate and refining agent;
(5) presetting: the temperature is 170 ℃ and 190 ℃, the speed is 30-50m/min, and the overfeeding is 10 percent;
(6) singeing: adopting a two-positive-one-negative or one-positive-one-negative singeing method, wherein the singeing speed is 24-30 Hz;
(7) dyeing: respectively dyeing the fabric raw material by adopting a disperse dye and a reactive dye;
(8) drying: the temperature is 150 ℃, the vehicle speed is 50-70m/min, and the overfeeding is 10 percent;
(9) and (3) auxiliary agent shaping: the temperature is 160-;
(10) decating: steam pressure is 0.6bar, 60s inside out, 90s outside in, and cooling time is 150 s;
(11) water passing and shaping: the temperature is 130 ℃ and 150 ℃, the speed is 30-50m/min, and the overfeeding is 5 percent;
(12) checking, rolling and packaging;
wherein:
the water drying conditions in the step (3) are as follows: the temperature is 140 ℃ and 160 ℃, the padder pressure is 3.0bar, and the vehicle speed is 30-50 m/min.
2. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the concentration of the calcined soda in the step (2) is 5 g/L.
3. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the deoiling agent in the step (2) is deoiling agent 101.
4. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the concentration of the degreaser in the step (2) is 5 g/L.
5. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the concentration of the calcined soda in the step (4) is 1.5 g/L.
6. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the refining agent in the step (4) is DR-N6.
7. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the concentration of the refining agent in the step (4) is 1 g/L.
8. The dyeing and finishing method of the T/R spandex tetrahedral elastic fabric according to claim 1, characterized in that: the softening agent in the step (9) is a high-concentration softening agent DR-69A and a refreshing and elastic finishing agent 1472.
9. The dyeing and finishing method of the T/R spandex tetrahedral fabric according to claim 8, characterized in that: the concentration of the bullet finishing agent 1472 is 10g/L, and the concentration of the high-concentration softener DR-69A is 10 g/L.
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| CN114134622A (en) * | 2021-12-03 | 2022-03-04 | 杭州拉格斐品牌管理有限公司 | Processing method of heat storage and insulation fabric |
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Denomination of invention: Dyeing and finishing method of T / R spandex four side elastic fabric Effective date of registration: 20210917 Granted publication date: 20201009 Pledgee: Agricultural Bank of China Limited by Share Ltd. Yiyuan county subbranch Pledgor: SHANDONG WOYUAN NEW FASHIONED FABRIC Co.,Ltd. Registration number: Y2021980009515 |
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Denomination of invention: Dyeing and Finishing Method for T/R Spandex Tetrahedral Elastic Fabric Effective date of registration: 20230927 Granted publication date: 20201009 Pledgee: Yiyuan sub branch of industrial and Commercial Bank of China Ltd. Pledgor: SHANDONG WOYUAN NEW FASHIONED FABRIC Co.,Ltd. Registration number: Y2023980059669 |