CN110670379A - Dyeing process of polyester-cotton blended fabric - Google Patents
Dyeing process of polyester-cotton blended fabric Download PDFInfo
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- CN110670379A CN110670379A CN201910965783.XA CN201910965783A CN110670379A CN 110670379 A CN110670379 A CN 110670379A CN 201910965783 A CN201910965783 A CN 201910965783A CN 110670379 A CN110670379 A CN 110670379A
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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
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
-
- 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
- D06C21/00—Shrinking by compressing
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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
-
- 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
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/8223—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups
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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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
Abstract
The invention discloses a dyeing process of a polyester-cotton blended fabric, which comprises the following steps: firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A; secondly, desizing and bleaching the product A to obtain a product B; thirdly, performing assumed type treatment on the product B to obtain a product C; fourthly, singeing the product C to obtain a product D; fifthly, carrying out mercerization treatment on the product D to obtain a product E; sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product; seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product; eighthly, performing post-treatment on the product G to obtain a product H; and step nine, pre-shrinking the H product to obtain a finished product. The invention has the characteristic of effectively improving the color fastness.
Description
Technical Field
The invention relates to a blended fabric, in particular to a dyeing process of a polyester-cotton blended fabric.
Background
The polyester-cotton fabric is a polyester-cotton blended fabric, takes polyester as a main component, not only highlights the style of the polyester, but also has the advantages of cotton fabric, and has the advantages of good elasticity and wear resistance under dry and wet conditions, stable size, small shrinkage, stiffness, uneasy crease, easy washing and quick drying; however, polyester fibers in polyester cotton belong to hydrophobic fibers, have strong affinity to oil stains, are easy to adsorb the oil stains, are easy to generate static electricity in the wearing process to adsorb dust, are difficult to wash, cannot be ironed at high temperature or soaked in boiling water, and have poor moisture absorption and sweat releasing performance. In order to solve the problem of poor moisture absorption and sweat releasing performance, technical personnel develop terylene with a hollow special-shaped section structure, and the terylene has the moisture absorption and sweat releasing functions in a hot environment so as to ensure that a wearer of the clothes keeps cool and comfortable; in cold environment, a warm air layer can be formed between the skin and the fabric, so that the wearer of the clothes keeps warm and comfortable. In order to meet different use requirements, the polyester-cotton blended fabric needs to be dyed to present fabrics of different styles; however, when the conventional dyeing process is adopted to dye the polyester-cotton blended fabric with the special-shaped hollow section, the color fastness is poor, and the color fading condition is easy to occur after the polyester-cotton blended fabric is used for a period of time, so that the use is influenced. Therefore, the conventional techniques have a problem of poor color fastness.
Disclosure of Invention
The invention aims to provide a dyeing process of a polyester-cotton blended fabric. The invention has the characteristic of effectively improving the color fastness.
The technical scheme of the invention is as follows: the dyeing process of the polyester-cotton blended fabric comprises the following steps:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C; the false sizing treatment is to ensure the consistency of the width, not only ensure the softness of the grey cloth, but also ensure the good elasticity.
Fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
In the dyeing process of the polyester-cotton blended fabric, the grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
In the dyeing process of the polyester-cotton blended fabric, the specific process of the alkali-oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 15-25 ℃ for 20-24 hours to obtain a1 product; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
In the dyeing process of the polyester-cotton blended fabric, the specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then b1 product enters into a steam box at a moving speed of 65m/min for steaming treatment, wherein the temperature of the steam box is 95-98 ℃.
In the dyeing process of the polyester-cotton blended fabric, the setting temperature is 180 ℃ and the moving speed of the B product is 50m/min during the supposition type treatment.
In the dyeing process of the polyester-cotton blended fabric, a singeing machine is adopted to singe the product C, the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the product C is 100 m/min.
In the dyeing process of the polyester-cotton blended fabric, the mercerization process comprises the following steps: putting the D product into 240g/l caustic soda with the concentration of 220-; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
In the dyeing process of the polyester-cotton blended fabric, the overflow dyeing machine contains the polyester dye liquor, the temperature of the polyester dye liquor is 130 ℃, and the bath ratio of the E product to the polyester dye liquor is 1: 20.
In the dyeing process of the polyester-cotton blended fabric, in the cotton dyeing process, a long car dyeing machine is used for carrying out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 100-102 ℃; the speed of the long car dyeing machine is 60 m/min.
In the dyeing process of the polyester-cotton blended fabric, the after-finishing process comprises the steps of spraying a finishing agent on the G product and shaping; the setting temperature is 140 ℃ and 150 ℃, and the moving speed of the G product is 70 m/min.
Compared with the prior art, the method has the advantages that the grey cloth is sequentially subjected to alkali-oxygen cold batch treatment, desizing and bleaching, assumption type treatment, singeing treatment, mercerizing treatment, polyester dyeing treatment, cotton dyeing treatment, post-treatment and preshrinking treatment, and the finally obtained polyester-cotton blended fabric not only has good coloring effect, but also has strong color fastness by strictly controlling the sequence of each step and the specific process parameters of each step. Specifically, the invention reasonably optimizes and improves the tissue structure of the grey cloth and the dosage ratio between the terylene and the cotton, increases the friction force, facilitates the coloring of the dye, improves the color fastness and reduces the occurrence of fading phenomenon; the fabric is finished, stretched and impurities are removed by performing false sizing treatment on the desizing and bleaching and singeing treatment component, so that the subsequent dyeing quality is ensured; meanwhile, the invention adopts an overflow dyeing machine to carry out terylene dyeing treatment, adopts a long car dyeing machine to carry out cotton dyeing treatment, exerts the dyeing effect of terylene and cotton to the best state by strictly controlling the components and the proportion of the terylene dye solution, the dye solution during dyeing of a front car and the color fixing dye solution during color fixing of a rear car and matching with corresponding treatment processes, and can effectively improve the color fastness. And after dyeing, the fabric is subjected to steaming treatment, and the color fastness is further improved on the premise of ensuring the dyeing effect through corresponding after-finishing and sizing. Meanwhile, the fabric prepared by the process has good vertical moisture conductivity, water absorption and heat retention. In conclusion, the invention has the characteristic of effectively improving the color fastness.
Detailed Description
The present invention is further illustrated by the following examples, which are not to be construed as limiting the invention.
Example 1. The dyeing process of the polyester-cotton blended fabric comprises the following steps:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C;
fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
The grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
The specific process of the alkaline oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 15-25 ℃ for 20-24 hours to obtain a1 product; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
The specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then b1 product enters into a steam box at a moving speed of 65m/min for steaming treatment, wherein the temperature of the steam box is 95-98 ℃.
In the false sizing treatment, the sizing temperature is 180 ℃, and the moving speed of the B product is 50 m/min.
Singeing the C product by using a singeing machine, wherein the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the C product is 100 m/min.
The mercerizing process comprises the following steps: putting the D product into 240g/l caustic soda with the concentration of 220-; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
The overflow dyeing machine contains a terylene dye solution, the temperature of the terylene dye solution is 130 ℃, and the bath ratio of an E product to the terylene dye solution is 1: 20.
In the cotton dyeing treatment, a long car dyeing machine is utilized to firstly carry out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 100-102 ℃; the speed of the long car dyeing machine is 60 m/min.
The after-finishing process comprises spraying finishing agent on the G product and shaping; the setting temperature is 140 ℃ and 150 ℃, and the moving speed of the G product is 70 m/min.
The moving speed of the H product during preshrinking is 40 m/min.
The cold reactor liquid comprises the following components: 100% NaOH, 27.5% H2O2A scouring agent, an oxygen bleaching stabilizer and a chelating dispersant; the concentration of 100% NaOH is 20 +/-3 g/l; 27.5% H2O2The concentration of (A) is 18 +/-2 g/l; the concentration of the scouring agent is 4 g/l; the concentration of the oxygen bleaching stabilizer is 3 g/l; the concentration of the chelating dispersant is 2g/l
The desizing and bleaching liquid comprises: 27.5% H2O2, 40. + -. 2 g/l; 4g/l of scouring agent; 3g/l of oxygen bleaching stabilizer; rinse enzyme, 25 g/l.
The terylene dye solution comprises: HW-SR deep dark blue (OWF), 1.15%; SW-4B ruby (OWF), 0.23%; SW-RW golden yellow (OWF), 0.18%; glacial acetic acid, 1 g/l; 36Be caustic soda, 3 g/l; 5g/l of sodium hydrosulfite; 0.5g/l of dispersing leveling agent.
The dye for dyeing the front car comprises: roise reduction of liquid dye deep blue, 35 g/l; shanghai vat dye RB black: 9.2 g/l; 1.7g/l of Roise vat dye F-3B red; urea, 30 g/l; anti-staining salt, 5 g/l.
The fixation solution for fixation of the rear vehicle comprises: 250g/l of table salt; 30g/l of soda ash; 36Be caustic soda, 10 g/l.
The finishing agent comprises: softening agent 501, 40 g/l; silicone oil 503, 20 g/l; the color fixing agent BNL is 20 g/l; neutralized acid, 2 g/l.
Example 2. The dyeing process of the polyester-cotton blended fabric comprises the following steps:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C;
fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
The grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
The specific process of the alkaline oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 15 ℃ for 20 hours to obtain a1 products; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
The specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then, b1 sample was put into a steam box at a moving speed of 65m/min and steamed at a temperature of 95 ℃.
In the false sizing treatment, the sizing temperature is 180 ℃, and the moving speed of the B product is 50 m/min.
Singeing the C product by using a singeing machine, wherein the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the C product is 100 m/min.
The mercerizing process comprises the following steps: putting the product D into 220g/l caustic soda, and standing for 10 seconds to obtain a product D1; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
The overflow dyeing machine contains a terylene dye solution, the temperature of the terylene dye solution is 130 ℃, and the bath ratio of an E product to the terylene dye solution is 1: 20.
In the cotton dyeing treatment, a long car dyeing machine is utilized to firstly carry out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 100 ℃; the speed of the long car dyeing machine is 60 m/min.
The after-finishing process comprises spraying finishing agent on the G product and shaping; the setting temperature is 140 ℃, and the moving speed of the G product is 70 m/min.
The moving speed of the H product during preshrinking is 40 m/min.
The cold reactor liquid comprises the following components: 100% NaOH, 27.5% H2O2A scouring agent, an oxygen bleaching stabilizer and a chelating dispersant; the concentration of 100% NaOH is 20 +/-3 g/l; 27.5% H2O2The concentration of (A) is 18 +/-2 g/l; the concentration of the scouring agent is 4 g/l; the concentration of the oxygen bleaching stabilizer is 3 g/l; the concentration of the chelating dispersant is 2g/l
The desizing and bleaching liquid comprises: 27.5% H2O2, 40. + -. 2 g/l; 4g/l of scouring agent; 3g/l of oxygen bleaching stabilizer; rinse enzyme, 25 g/l.
The terylene dye solution comprises: HW-SR deep dark blue (OWF), 1.15%; SW-4B ruby (OWF), 0.23%; SW-RW golden yellow (OWF), 0.18%; glacial acetic acid, 1 g/l; 36Be caustic soda, 3 g/l; 5g/l of sodium hydrosulfite; 0.5g/l of dispersing leveling agent.
The dye for dyeing the front car comprises: roise reduction of liquid dye deep blue, 35 g/l; shanghai vat dye RB black: 9.2 g/l; 1.7g/l of Roise vat dye F-3B red; urea, 30 g/l; anti-staining salt, 5 g/l.
The fixation solution for fixation of the rear vehicle comprises: 250g/l of table salt; 30g/l of soda ash; 36Be caustic soda, 10 g/l.
The finishing agent comprises: softening agent 501, 40 g/l; silicone oil 503, 20 g/l; the color fixing agent BNL is 20 g/l; neutralized acid, 2 g/l.
Performance data test results:
example 3. The dyeing process of the polyester-cotton blended fabric comprises the following steps:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C;
fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
The grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
The specific process of the alkaline oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 20 ℃ for 22 hours to obtain a1 products; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
The specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then, b1 sample was put into a steamer at a moving speed of 65m/min and steamed at a temperature of 96 ℃.
In the false sizing treatment, the sizing temperature is 180 ℃, and the moving speed of the B product is 50 m/min.
Singeing the C product by using a singeing machine, wherein the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the C product is 100 m/min.
The mercerizing process comprises the following steps: putting the product D into 230g/l caustic soda, and standing for 10 seconds to obtain a product D1; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
The overflow dyeing machine contains a terylene dye solution, the temperature of the terylene dye solution is 130 ℃, and the bath ratio of an E product to the terylene dye solution is 1: 20.
In the cotton dyeing treatment, a long car dyeing machine is utilized to firstly carry out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 101 ℃; the speed of the long car dyeing machine is 60 m/min.
The after-finishing process comprises spraying finishing agent on the G product and shaping; the setting temperature is 145 ℃, and the moving speed of the G product is 70 m/min.
The moving speed of the H product during preshrinking is 40 m/min.
The cold reactor liquid comprises the following components: 100% NaOH, 27.5% H2O2A scouring agent, an oxygen bleaching stabilizer and a chelating dispersant; the concentration of 100% NaOH is 20 +/-3 g/l; 27.5% H2O2The concentration of (A) is 18 +/-2 g/l; the concentration of the scouring agent is 4 g/l; the concentration of the oxygen bleaching stabilizer is 3 g/l; the concentration of the chelating dispersant is 2g/l
The desizing and bleaching liquid comprises: 27.5% H2O2, 40. + -. 2 g/l; 4g/l of scouring agent; 3g/l of oxygen bleaching stabilizer; rinse enzyme, 25 g/l.
The terylene dye solution comprises: HW-SR deep dark blue (OWF), 1.15%; SW-4B ruby (OWF), 0.23%; SW-RW golden yellow (OWF), 0.18%; glacial acetic acid, 1 g/l; 36Be caustic soda, 3 g/l; 5g/l of sodium hydrosulfite; 0.5g/l of dispersing leveling agent.
The dye for dyeing the front car comprises: roise reduction of liquid dye deep blue, 35 g/l; shanghai vat dye RB black: 9.2 g/l; 1.7g/l of Roise vat dye F-3B red; urea, 30 g/l; anti-staining salt, 5 g/l.
The fixation solution for fixation of the rear vehicle comprises: 250g/l of table salt; 30g/l of soda ash; 36Be caustic soda, 10 g/l.
The finishing agent comprises: softening agent 501, 40 g/l; silicone oil 503, 20 g/l; the color fixing agent BNL is 20 g/l; neutralized acid, 2 g/l.
Performance data test results:
example 4. The dyeing process of the polyester-cotton blended fabric comprises the following steps:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C;
fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
The grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
The specific process of the alkaline oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 25 ℃ for 24 hours to obtain a1 products; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
The specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then, b1 sample was put into a steamer at a moving speed of 65m/min and steamed at a temperature of 98 ℃.
In the false sizing treatment, the sizing temperature is 180 ℃, and the moving speed of the B product is 50 m/min.
Singeing the C product by using a singeing machine, wherein the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the C product is 100 m/min.
The mercerizing process comprises the following steps: putting the product D into 240g/l of caustic soda, and standing for 10 seconds to obtain a product D1; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
The overflow dyeing machine contains a terylene dye solution, the temperature of the terylene dye solution is 130 ℃, and the bath ratio of an E product to the terylene dye solution is 1: 20.
In the cotton dyeing treatment, a long car dyeing machine is utilized to firstly carry out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 100-102 ℃; the speed of the long car dyeing machine is 60 m/min.
The after-finishing process comprises spraying finishing agent on the G product and shaping; the setting temperature is 150 ℃, and the moving speed of the G product is 70 m/min.
The moving speed of the H product during preshrinking is 40 m/min.
The cold reactor liquid comprises the following components: 100% NaOH, 27.5% H2O2A scouring agent, an oxygen bleaching stabilizer and a chelating dispersant; the concentration of 100% NaOH is 20 +/-3 g/l; 27.5% H2O2The concentration of (A) is 18 +/-2 g/l; the concentration of the scouring agent is 4 g/l; the concentration of the oxygen bleaching stabilizer is 3 g/l; the concentration of the chelating dispersant is 2g/l
The desizing and bleaching liquid comprises: 27.5% H2O2, 40. + -. 2 g/l; 4g/l of scouring agent; 3g/l of oxygen bleaching stabilizer; rinse enzyme, 25 g/l.
The terylene dye solution comprises: HW-SR deep dark blue (OWF), 1.15%; SW-4B ruby (OWF), 0.23%; SW-RW golden yellow (OWF), 0.18%; glacial acetic acid, 1 g/l; 36Be caustic soda, 3 g/l; 5g/l of sodium hydrosulfite; 0.5g/l of dispersing leveling agent.
The dye for dyeing the front car comprises: roise reduction of liquid dye deep blue, 35 g/l; shanghai vat dye RB black: 9.2 g/l; 1.7g/l of Roise vat dye F-3B red; urea, 30 g/l; anti-staining salt, 5 g/l.
The fixation solution for fixation of the rear vehicle comprises: 250g/l of table salt; 30g/l of soda ash; 36Be caustic soda, 10 g/l.
The finishing agent comprises: softening agent 501, 40 g/l; silicone oil 503, 20 g/l; the color fixing agent BNL is 20 g/l; neutralized acid, 2 g/l.
Performance data test results:
Claims (10)
1. the dyeing process of the polyester-cotton blended fabric is characterized by comprising the following steps of:
firstly, carrying out alkaline oxygen cold batch treatment on the grey cloth to obtain a product A;
secondly, desizing and bleaching the product A to obtain a product B;
thirdly, performing assumed type treatment on the product B to obtain a product C;
fourthly, singeing the product C to obtain a product D;
fifthly, carrying out mercerization treatment on the product D to obtain a product E;
sixthly, performing terylene dyeing treatment on the E product by using an overflow dyeing machine to obtain an F product;
seventhly, dyeing cotton on the F product by using a long-vehicle dyeing machine to obtain a G product;
eighthly, performing post-treatment on the product G to obtain a product H;
and step nine, pre-shrinking the H product to obtain a finished product.
2. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: the grey cloth is of a left twill structure; the grey cloth comprises terylene and cotton, and the dosage ratio of the terylene to the cotton is 3: 1; the section of the terylene is a hollow special-shaped structure.
3. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: the specific process of the alkaline oxygen cold batch treatment in the first step is as follows: firstly, stacking the gray fabric in cold stacking liquid at the temperature of 15-25 ℃ for 20-24 hours to obtain a1 product; then, the product a1 was rolled at a moving speed of 60m/min for the product a 1.
4. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: the specific process of desizing and bleaching in the second step is as follows: placing the product A into desizing and bleaching liquid to pile for 30 minutes to obtain a product b 1; then b1 product enters into a steam box at a moving speed of 65m/min for steaming treatment, wherein the temperature of the steam box is 95-98 ℃.
5. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: in the false sizing treatment, the sizing temperature is 180 ℃, and the moving speed of the B product is 50 m/min.
6. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: singeing the C product by using a singeing machine, wherein the natural gas pressure at a fire hole of the singeing machine is 12BAR, and the moving speed of the C product is 100 m/min.
7. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that the mercerization process comprises the following steps: putting the D product into 240g/l caustic soda with the concentration of 220-; then, the d1 product was rolled, and the moving speed of the d1 product was 65 m/min.
8. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: the overflow dyeing machine contains a terylene dye solution, the temperature of the terylene dye solution is 130 ℃, and the bath ratio of an E product to the terylene dye solution is 1: 20.
9. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: in the cotton dyeing treatment, a long car dyeing machine is utilized to firstly carry out front car dyeing on an F product to obtain an e1 product; carrying out post-vehicle color fixation on the e1 product by using a long vehicle dyeing machine to obtain an e2 product; finally, carrying out steaming treatment on the e2 product by a steam box, wherein the temperature of the steam box is 100-102 ℃; the speed of the long car dyeing machine is 60 m/min.
10. The dyeing process of the polyester-cotton blended fabric according to claim 1, characterized in that: the after-finishing process comprises spraying finishing agent on the G product and shaping; the setting temperature is 140 ℃ and 150 ℃, and the moving speed of the G product is 70 m/min.
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