CN110735334A - Continuous production process for printing and dyeing pretreatment of polyamide-spandex blended fabrics - Google Patents
Continuous production process for printing and dyeing pretreatment of polyamide-spandex blended fabrics Download PDFInfo
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- CN110735334A CN110735334A CN201910983416.2A CN201910983416A CN110735334A CN 110735334 A CN110735334 A CN 110735334A CN 201910983416 A CN201910983416 A CN 201910983416A CN 110735334 A CN110735334 A CN 110735334A
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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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/62—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 insoluble pigments or auxiliary substances, e.g. binders using compositions containing low-molecular-weight organic compounds with sulfate, sulfonate, sulfenic or sulfinic groups
- D06P1/621—Compounds without nitrogen
- D06P1/622—Sulfonic acids or their salts
- D06P1/623—Aliphatic, aralophatic or cycloaliphatic
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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
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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
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
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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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/445—Use of auxiliary substances before, during or after dyeing or printing
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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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/46—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 insoluble pigments or auxiliary substances, e.g. binders using compositions containing natural macromolecular substances or derivatives thereof
- D06P1/48—Derivatives of carbohydrates
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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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/60—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 insoluble pigments or auxiliary substances, e.g. binders using compositions containing polyethers
- D06P1/613—Polyethers without nitrogen
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- 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
- D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
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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
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/8219—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and amide groups
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Abstract
The invention discloses a continuous production process for printing and dyeing pretreatment of polyamide-ammonia blended fabrics, which belongs to the technical field of printing and dyeing pretreatment and comprises the following specific steps of S1 preparing a treatment pool, adding a refining agent and water into the treatment pool, heating to 50-60 ℃, uniformly stirring and mixing, cooling to 20-30 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.0-6.0 to obtain a treatment liquid for later use, putting the polyamide-ammonia blended fabrics into the treatment liquid, and carrying out dipping or padding treatment, and S2 pretreating the fabrics, namely cooling to 20-30 ℃, adding hydrogen peroxide, and carrying out dipping or padding treatment.
Description
Technical Field
The invention belongs to the technical field of printing and dyeing pretreatment, and particularly relates to a continuous production process for printing and dyeing pretreatment of polyamide-ammonia blended fabrics.
Background
At present, the bath pretreatment process is realized by most commonly using biological enzymes, the desizing, refining and bleaching are completed in the same treatment bath, the biological enzymes adopt amylase, pectinase, lipase, protease and cellulase, the biological enzymes are used independently or in a plurality of mixtures, the bleaching agent consisting of sodium chloride, sodium sulfate and the like and the surfactant consisting of polyoxyethylene alkyl ether and the like, the working solution consists of various biological enzymes, the bleaching agent, the surfactant and the like, the components are complex, the stabilizer consisting of sodium chloride, sodium sulfate and the like and the surfactant consisting of sodium chloride, sodium sulfate and the like are adjusted according to different fiber compositions, and the production process can be continuously realized according to different production auxiliary agents of hydrogen peroxide and different production auxiliary agents thereof.
The blended fabric has the advantages that through the organic combination of two or more different types of fibers, the advantages of the blended fabric are made up for the deficiencies of the fibers, the advantages of the blended fabric coexist, and different requirements of people on clothes are met. For example, the blended fabric of cotton and bamboo fiber has the advantages of heat preservation and comfort of cotton, sterilization, ventilation and coolness of bamboo fiber, no defect of easy wrinkle of cotton, no defect of bamboo fiber, hard hand feeling and the like.
In the prior art, the nylon-spandex blended fabric has good wear resistance and elasticity, is not easy to crease, wash and dry quickly, but has the problems of incomplete bleaching in the pretreatment process and easy yellowing in the later period.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a continuous production process for the printing and dyeing pretreatment of polyamide/spandex blended fabrics, and solves the problems of easy yellowing in the later period and long process period.
The purpose of the invention is realized by the following technical scheme:
a continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 50-60 ℃, uniformly stirring and mixing, cooling to 20-30 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.0-6.0 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and performing dipping or padding treatment;
s2 pretreatment of the fabric: cooling to 20-30 deg.C, adding hydrogen peroxide, and soaking or padding;
the refining agent comprises the following components in percentage by weight: 50-60% of fatty acid methyl ester ethoxylate sulfonate, 20-25% of seaweed powder, 5-8% of octoxynol, 6-10% of sodium carbonate, 1% of antioxidant and the balance of pure water;
the bleaching agent comprises the following components in percentage by weight: 75-85% of hydrogen peroxide and the balance of sodium silicate.
, the refining agent comprises (by weight ratio) fatty acid methyl ester ethoxylate sulfonate 55%, Sargassum powder 20%, octoxynol 8%, soda 10%, antioxidant 1%, and pure water in balance.
the refining agent is prepared by mixing fatty acid methyl ester ethoxylate sulfonate, Sargassum powder, octoxynol, antioxidant and pure water at 35-40 deg.C for 20-30min, cooling to 0-5 deg.C, adding sodium carbonate, stirring, dissolving, and standing at room temperature for 30-60 min.
, the bleaching agent comprises 80% of hydrogen peroxide and the balance of sodium silicate.
, the refining agent is added in an amount of 25-30 g/L.
, the addition amount of the bleaching agent is 2.0-3 g/L.
And , the bath ratio of the nylon/spandex blended fabric to the treatment liquid in the S1 step is 1 (8-12).
, the dipping treatment process parameters in the S1 step are that the dipping temperature is 65-85 ℃, the dipping time is 50-60min, the dipping is washed for 2-3 times by hot water at 80-100 ℃ after dipping, and then washed for 1 time by warm water at 60 ℃, and the dipping treatment process parameters in the S2 step are that the dipping temperature is 65-85 ℃, the dipping time is 10-15min, the dipping is washed for 2-3 times by hot water at 80-100 ℃ after dipping, and then washed for 1 time by warm water at 60 ℃.
, padding in the S1 step with padding temperature of 80-85 ℃ and residual rate of 75-85%, steaming at 95 ℃ for 60-90min after padding, washing with hot water of 80-100 ℃ for 2-3 times, and washing with warm water of 60 ℃ for 1 time, and padding in the S2 step with padding temperature of 80-85 ℃ and residual rate of 75-85%, steaming at 95 ℃ for 15-20min, washing with hot water of 80-100 ℃ for 2-3 times, and washing with warm water of 60 ℃ for 1 time.
, the hydrogen peroxide is added in an amount of 50-80g/L in the step S2.
The invention has the beneficial effects that:
1. in the process of the printing and dyeing pretreatment of the nylon/spandex blended fabric, the process period is shortened by combining desizing, scouring and bleaching , and continuous printing and dyeing treatment can be realized;
2. the seaweed powder is added into the refining agent, so that the cost of the seaweed powder is lower, the weight loss rate of the seaweed powder pretreated fabric is reduced, compared with the conventional process, the weight loss rate can be reduced by 1-2%, the strength of the seaweed powder pretreated fabric is enhanced after pretreatment, and the seaweed powder also has -determined antibacterial effect and can act synergistically with fatty acid methyl ester ethoxylate sulfonate;
3. the bleaching agent is selected from a conventional bleaching agent, the problems of yellowing and the like are not easy to occur after the refined fabric is bleached, and the performances of shape yellowing, compression mold yellowing, storage yellowing and formaldehyde adsorption of the polyamide-polyamide blended fabric can be reduced.
Detailed Description
The following describes the technical solution of the present invention in detail with reference to specific examples , but the scope of the present invention is not limited to the following.
Example 1
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 50 ℃, uniformly stirring and mixing, cooling to 20 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.0 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and performing immersion treatment;
s2 pretreatment of the fabric: cooling to 20 ℃, adding hydrogen peroxide, and then carrying out impregnation treatment;
the refining agent comprises the following components in percentage by weight: 55% of fatty acid methyl ester ethoxylate sulfonate, 20% of seaweed meal, 8% of octoxynol, 10% of soda ash, 1% of antioxidant and the balance of pure water;
the bleaching agent comprises the following components in parts by weight: 80% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the preparation process of the refining agent comprises the following steps: mixing fatty acid methyl ester ethoxylate sulfonate, Sargassum powder, octoxynol, antioxidant and pure water at 35 deg.C for 30min, cooling to 0-5 deg.C, adding sodium carbonate, stirring for dissolving, and standing at room temperature for 60 min.
Specifically, the addition amount of the refining agent is 25 g/L.
Specifically, the bleaching agent was added in an amount of 2.0 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 8.
specifically, the dipping treatment process parameters in the step S1 are as follows: soaking at 65 deg.C for 60min, washing with 80 deg.C hot water for 3 times, and washing with 60 deg.C warm water for 1 time; the parameters of the dipping treatment process in the step S2 are as follows: the dipping temperature is 65 ℃, the dipping time is 15min, and after dipping, the raw materials are washed for 3 times by hot water at 80 ℃ and then washed for 1 time by warm water at 60 ℃.
Specifically, the amount of hydrogen peroxide added in the step S2 was 50 g/L.
Example 2
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 55 ℃, uniformly stirring and mixing, cooling to 25 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.8 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and performing immersion treatment;
s2 pretreatment of the fabric: cooling to 25 ℃, adding hydrogen peroxide, and then carrying out impregnation treatment;
the refining agent comprises the following components in percentage by weight: 50% of fatty acid methyl ester ethoxylate sulfonate, 20% of seaweed powder, 5% of octoxynol, 6% of soda ash, 1% of antioxidant and the balance of pure water;
the bleaching agent comprises the following components in parts by weight: 75% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the preparation process of the refining agent comprises the following steps: mixing fatty acid methyl ester ethoxylate sulfonate, Sargassum powder, octoxynol, antioxidant and pure water at 38 deg.C for 25min, cooling to 0-5 deg.C, adding sodium carbonate, stirring for dissolving, and standing at room temperature for 50 min.
Specifically, the addition amount of the refining agent is 28 g/L.
Specifically, the bleaching agent is added in an amount of 2.5 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 10.
specifically, the dipping treatment process parameters in the step S1 are as follows: the dipping temperature is 75 ℃, the dipping time is 55min, and after dipping, the mixture is washed for 2 times by hot water at 90 ℃ and then washed for 1 time by warm water at 60 ℃; the parameters of the dipping treatment process in the step S2 are as follows: the dipping temperature is 75 ℃, the dipping time is 12min, and after dipping, the raw materials are washed for 2 times by hot water at 90 ℃ and then washed for 1 time by warm water at 60 ℃.
Specifically, the amount of hydrogen peroxide added in the step S2 is 60 g/L.
Example 3
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 60 ℃, uniformly stirring and mixing, cooling to 30 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 6.0 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and performing immersion treatment;
s2 pretreatment of the fabric: cooling to 30 ℃, adding hydrogen peroxide, and then carrying out impregnation treatment;
the refining agent comprises the following components in percentage by weight: 55% of fatty acid methyl ester ethoxylate sulfonate, 25% of seaweed meal, 8% of octoxynol, 10% of soda ash, 1% of antioxidant and the balance of pure water;
the bleaching agent comprises the following components in parts by weight: 85% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the preparation process of the refining agent comprises the following steps: mixing fatty acid methyl ester ethoxylate sulfonate, Sargassum powder, octoxynol, antioxidant and pure water at 40 deg.C for 20min, cooling to 0-5 deg.C, adding sodium carbonate, stirring for dissolving, mixing, and standing at room temperature for 30 min.
Specifically, the amount of the refining agent added is 30 g/L.
Specifically, the bleaching agent is added in an amount of 3 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 12.
specifically, the dipping treatment process parameters in the step S1 are as follows: the dipping temperature is 85 ℃, the dipping time is 50min, and after dipping, the mixture is washed for 2 times by hot water at 100 ℃ and then washed for 1 time by warm water at 60 ℃; the parameters of the dipping treatment process in the step S2 are as follows: the dipping temperature is 85 ℃, the dipping time is 10min, and after dipping, the mixture is washed for 3 times by hot water at 100 ℃ and then washed for 1 time by warm water at 60 ℃.
Specifically, the amount of hydrogen peroxide added in the step S2 was 80 g/L.
Example 4
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 55 ℃, uniformly stirring and mixing, cooling to 25 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.5 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and padding;
s2 pretreatment of the fabric: cooling to 25 ℃, adding hydrogen peroxide, and then carrying out padding treatment;
specifically, the refining agent consists of the following components in percentage by weight: 55% of fatty acid methyl ester ethoxylate sulfonate, 20% of seaweed meal, 8% of octoxynol, 10% of soda ash, 1% of antioxidant and the balance of pure water.
Specifically, the preparation process of the refining agent comprises the following steps: mixing fatty acid methyl ester ethoxylate sulfonate, Sargassum powder, octoxynol, antioxidant and pure water at 38 deg.C for 25min, cooling to 0-5 deg.C, adding sodium carbonate, stirring for dissolving, and standing at room temperature for 50 min.
Specifically, the bleaching agent consists of the following components in parts by weight: 80% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the addition amount of the refining agent is 28 g/L.
Specifically, the bleaching agent is added in an amount of 2.5 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 10.
specifically, the padding treatment process parameters in the step S1 are as follows: padding at 80 deg.C, and rolling at a residual rate of 75%, steaming at 95 deg.C for 90min, washing with 80 deg.C hot water for 3 times, and washing with 60 deg.C warm water for 1 time; the padding treatment process parameters in the step S2 are as follows: padding at 80 deg.c and a residual rolling rate of 75%, steaming at 95 deg.c for 20min, hot water washing at 80 deg.c for 3 times and hot water washing at 60 deg.c for 1 time.
Specifically, the amount of hydrogen peroxide added in the step S2 was 70 g/L.
Example 5
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 55 ℃, uniformly stirring and mixing, cooling to 25 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.5 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and padding;
s2 pretreatment of the fabric: cooling to 25 ℃, adding hydrogen peroxide, and then carrying out padding treatment;
specifically, the refining agent consists of the following components in percentage by weight: 75% of fatty acid methyl ester ethoxylate sulfonate, 8% of octoxynol, 10% of sodium carbonate, 1% of antioxidant and the balance of pure water.
Specifically, the preparation process of the refining agent comprises the following steps: mixing fatty acid methyl ester ethoxylate sulfonate, octoxynol, antioxidant and pure water at 38 deg.C for 25min, cooling to 0-5 deg.C, adding sodium carbonate, stirring, dissolving, mixing, and standing at room temperature for 50 min.
Specifically, the bleaching agent consists of the following components in parts by weight: 80% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the addition amount of the refining agent is 28 g/L.
Specifically, the bleaching agent is added in an amount of 2.5 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 10.
specifically, the padding treatment process parameters in the step S1 are as follows: padding at 80 deg.C, and rolling at a residual rate of 75%, steaming at 95 deg.C for 90min, washing with 80 deg.C hot water for 3 times, and washing with 60 deg.C warm water for 1 time; the padding treatment process parameters in the step S2 are as follows: padding at 80 deg.c and a residual rolling rate of 75%, steaming at 95 deg.c for 20min, hot water washing at 80 deg.c for 3 times and hot water washing at 60 deg.c for 1 time.
Specifically, the amount of hydrogen peroxide added in the step S2 was 70 g/L.
Example 6
A continuous production process for printing and dyeing pretreatment of polyamide/spandex blended fabrics comprises three steps of desizing, scouring and bleaching , and comprises the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 55 ℃, uniformly stirring and mixing, cooling to 25 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.5 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and padding;
s2 pretreatment of the fabric: cooling to 25 ℃, adding hydrogen peroxide, and then carrying out padding treatment;
specifically, the refining agent consists of the following components in percentage by weight: 70% of seaweed powder, 8% of octoxynol, 10% of sodium carbonate, 1% of antioxidant and the balance of pure water.
Specifically, the preparation process of the refining agent comprises the following steps: mixing Sargassum powder, octoxynol, antioxidant and pure water at 38 deg.C for 25min, cooling to 0-5 deg.C, adding sodium carbonate, stirring for dissolving, mixing, and standing at room temperature for 50 min.
Specifically, the bleaching agent consists of the following components in parts by weight: 80% of hydrogen peroxide and the balance of sodium silicate.
Specifically, the addition amount of the refining agent is 28 g/L.
Specifically, the bleaching agent is added in an amount of 2.5 g/L.
Specifically, the weight ratio of the nylon/spandex blended fabric to the treatment solution in the step S1 is 1: 10.
specifically, the padding treatment process parameters in the step S1 are as follows: padding at 80 deg.C, and rolling at a residual rate of 75%, steaming at 95 deg.C for 90min, washing with 80 deg.C hot water for 3 times, and washing with 60 deg.C warm water for 1 time; the padding treatment process parameters in the step S2 are as follows: padding at 80 deg.c and a residual rolling rate of 75%, steaming at 95 deg.c for 20min, hot water washing at 80 deg.c for 3 times and hot water washing at 60 deg.c for 1 time.
Specifically, the amount of hydrogen peroxide added in the step S2 was 70 g/L.
Specific performance parameters of the nylon/spandex blended fabric prepared in examples 1-6 are shown in table 1, examples 1-4 are technical parameters defined in the invention, and examples 5-6 are comparative examples, wherein the refining agent of example 5 does not contain seaweed meal, and the refining agent of example 6 does not contain fatty acid methyl ester ethoxylate sulfonate.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1, continuous production process of polyamide-ammonia blended fabric printing and dyeing pretreatment, desizing, scouring and bleaching the fabric, , characterized by comprising the following steps:
s1 preparation of treatment pool: adding a refining agent and water into a treatment tank, heating to 50-60 ℃, uniformly stirring and mixing, cooling to 20-30 ℃, adding a bleaching agent, uniformly stirring and mixing, adjusting the pH to 5.0-6.0 to obtain a treatment solution for later use, putting the polyamide-ammonia blended fabric into the treatment solution, and performing dipping or padding treatment;
s2 pretreatment of the fabric: cooling to 20-30 deg.C, adding hydrogen peroxide, and soaking or padding;
the refining agent comprises the following components in percentage by weight: 50-60% of fatty acid methyl ester ethoxylate sulfonate, 20-25% of seaweed powder, 5-8% of octoxynol, 6-10% of sodium carbonate, 1% of antioxidant and the balance of pure water;
the bleaching agent comprises the following components in parts by weight: 75-85% of hydrogen peroxide and the balance of sodium silicate.
2. The continuous production process of the brocade ammonia blended fabric before printing and dyeing treatment, according to the claim 1, is characterized in that the refining agent comprises the following components, by weight, 55% of fatty acid methyl ester ethoxylate sulfonate, 20% of seaweed meal, 8% of octoxynol, 10% of soda ash, 1% of antioxidant and the balance of pure water.
3. The continuous production process of the brocade ammonia blended fabric printing and dyeing pretreatment, according to the claim 1 or 2, characterized in that the refining agent is prepared by mixing fatty acid methyl ester ethoxylate sulfonate, seaweed meal, octoxynol, antioxidant and pure water at 35-40 ℃ for 20-30min, cooling to 0-5 ℃, adding soda ash, stirring, dissolving and mixing uniformly, and standing at room temperature for 30-60 min.
4. The continuous production process of the pretreatment of printing and dyeing of polyamide/ammonia blended fabrics according to claim 1, wherein the bleaching agent comprises 80% by weight of hydrogen peroxide and the balance of sodium silicate.
5. The continuous production process of brocade ammonia blended fabric printing and dyeing pretreatment of any one of claims 1 to 3 and , wherein the addition amount of the refining agent is 25 to 30 g/L.
6. The continuous production process of the pretreatment of printing and dyeing of polyamide-ammonia blended fabrics of claim 4, wherein the addition amount of the bleaching agent is 2.0-3 g/L.
7. The continuous production process of the pretreatment of dyeing of polyamide/spandex blended fabrics, according to claim 1, characterized in that the bath ratio of polyamide/spandex blended fabrics to the treatment liquid in the step S1 is 1 (8-12).
8. The continuous production process of the printing and dyeing pretreatment of the polyamide/spandex blended fabrics according to claim 1 or 7, characterized in that the immersion treatment process parameters in the step S1 are that the immersion temperature is 65-85 ℃, the immersion time is 50-60min, the fabric is washed with hot water of 80-100 ℃ for 2-3 times after immersion, and then washed with warm water of 60 ℃ for 1 time, and the immersion treatment process parameters in the step S2 are that the immersion temperature is 65-85 ℃, the immersion time is 10-15min, the fabric is washed with hot water of 80-100 ℃ for 2-3 times after immersion, and then washed with warm water of 60 ℃ for 1 time.
9. The continuous production process of the printing and dyeing pretreatment of the polyamide/spandex blended fabrics according to claim 1 or 7, characterized in that padding treatment process parameters in the S1 step are that the padding temperature is 80-85 ℃, the afterrolling ratio is 75-85%, the padding is steamed for 60-90min at 95 ℃, then the padding is washed for 2-3 times by using 80-100 ℃ hot water, and then the padding is washed for 1 time by using 60 ℃ warm water, and padding treatment process parameters in the S2 step are that the padding temperature is 80-85 ℃, the afterrolling ratio is 75-85%, the padding is steamed for 15-20min at 95 ℃, then the padding is washed for 2-3 times by using 80-100 ℃ hot water, and then the padding is washed for 1 time by using 60 ℃ warm water.
10. The continuous production process of brocade and ammonia blended fabrics before printing and dyeing according to claim 1, wherein the addition amount of hydrogen peroxide in the step S2 is 50-80 g/L.
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