CN110512439A - A kind of dyeing of cotton thread - Google Patents

A kind of dyeing of cotton thread Download PDF

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Publication number
CN110512439A
CN110512439A CN201910820479.6A CN201910820479A CN110512439A CN 110512439 A CN110512439 A CN 110512439A CN 201910820479 A CN201910820479 A CN 201910820479A CN 110512439 A CN110512439 A CN 110512439A
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China
Prior art keywords
cotton thread
added
dyeing
agent
cotton
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CN201910820479.6A
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Chinese (zh)
Inventor
王春蕾
王毅
王登坤
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Penglai Hengyuan Dyeing Co Ltd
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Penglai Hengyuan Dyeing Co Ltd
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Priority to CN201910820479.6A priority Critical patent/CN110512439A/en
Publication of CN110512439A publication Critical patent/CN110512439A/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General 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
    • D06P1/38General 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
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General 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
    • D06P1/44General 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
    • D06P1/445Use of auxiliary substances before, during or after dyeing or printing
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General 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
    • D06P1/44General 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
    • D06P1/653Nitrogen-free carboxylic acids or their salts
    • D06P1/6533Aliphatic, araliphatic or cycloaliphatic
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General 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
    • D06P1/44General 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
    • D06P1/673Inorganic compounds
    • D06P1/67333Salts or hydroxides
    • D06P1/6735Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/58Material containing hydroxyl groups
    • D06P3/60Natural or regenerated cellulose
    • D06P3/66Natural or regenerated cellulose using reactive dyes
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/02After-treatment
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/02After-treatment
    • D06P5/04After-treatment with organic compounds

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Coloring (AREA)

Abstract

The present invention relates to a kind of dyeings of cotton thread, it is related to the technical field of dyeing, it includes cotton thread pre-treatment, drying and processing, cotton thread dyeing and cotton thread post-processing step, cotton thread passes through preliminary pre-treatment, hydrogen peroxide is for bleaching cotton thread, scouring agent improves cotton thread permeance property, is dyed conducive to cotton thread is subsequent for removing cotton thread surface impurity and greasy dirt.Cotton thread after drying is dyed, and passes through the effect of accelerant, chelating agent, color fixing agent in dyeing course, improves dyeing effect, and the bath raio in the present invention is compared to the prior art much smaller, has the effect of economizing on resources, and can reduce the discharge of waste water from dyestuff.Additionally by the cotton thread that the dyeing of cotton thread of the present invention dyes, not fugitive color is impregnated in water, it is high-quality.

Description

A kind of dyeing of cotton thread
Technical field
The present invention relates to the technical fields of dyeing, more particularly, to a kind of dyeing of cotton thread.
Background technique
Dyeing is fibre to be caught the process of color, is to borrow dyestuff and fiber that physical chemistry or chemistry occurs In conjunction with, or color is chemically generated on fiber, so that entire textile fabric is become colored objects.Cotton, which has, easily to be protected The characteristics of warm, soft fit, hygroscopic, good permeability, become indispensable part in textile industry.
Traditional cotton dyeing is to immerse cotton in the aqueous dye solutions for having certain temperature, and dyestuff is fine to cotton through water phase It is moved in dimension, the amount of dye in water gradually decreases, and after after a period of time, reaches equilibrium state.The dyestuff of reduction removes in water It is exactly the dyestuff moved on cotton fiber that hydrolysis is outer, takes out cotton at any time, dyestuff remains in cotton fiber, this dyestuff In conjunction with the phenomenon that in the fibre, exactly dye.
The cotton thread that traditional cotton thread dyeing dyes is easy to fade, and influences the quality of cotton thread, can no longer meet people Use demand, it is therefore desirable to a kind of dyeing of cotton thread is able to solve this problem.
Summary of the invention
The object of the present invention is to provide a kind of dyeing of cotton thread, the cotton thread dyed using the technique not fugitive color.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of dye of cotton thread
Color technique, specifically comprises the following steps:
Step 1, cotton thread pre-treatment: (1) at room temperature by cotton thread put to bath raio be 1:6~8 water in infiltrate 5~10min, successively plus Enter the chelating agent of 6~8mL/L hydrogenperoxide steam generator, 2g/L scouring agent, 0.8mL/L, then increases water temperature to 110 DEG C, continue to soak Steep 45min;(2) it reduces temperature in (1) and the glacial acetic acid that 0.8mL/L mass fraction is 98%, leaching is then added in (1) to 60 DEG C Steep 15min;(3) temperature in (2) is increased to 80 DEG C, impregnates 15min;(4) ice cube is added in (3), system temperature is dropped To 10 DEG C, 10min is impregnated;
Step 2, drying and processing: the cotton thread after step 1 pre-treatment carries out drying drying process;
Step 3, cotton thread dyeing: (1) selection reactive dye is required according to different color, the cotton after step 2 drying and processing Line, room temperature transfer to bath raio be 1:6~8 water in, increase system temperature to 40 DEG C, then be added accelerant, reactive dye with And chelating agent;(2) continue to increase system temperature to 60 DEG C, color fixing agent is added into system, cotton thread impregnates 45~60min and contaminated Color;(3) system temperature is reduced to room temperature, and then the water in system is discharged;
Step 4, cotton thread post-processing: (1) the cotton thread clear water dyed by step 3 rinses 15~20 min, and then room temperature is transferred It is in the water of 1:6~8 to bath raio;(2) system temperature is increased to 45 DEG C, and the glacial acetic acid that 1mL/L and mass fraction are 98% is added Afterwards, cotton thread impregnates 15min;(3) continue to increase system temperature to 90 DEG C, the soaping agent of 1mL/L is added, cotton thread continues to impregnate 30min;(4) system temperature is reduced to 45 DEG C, adds the glacial acetic acid that 0.5mL/L mass fraction is 98%, and cotton thread impregnates 15min; (5) color fixing agent of 1g/L is added, cotton thread impregnates 15min at 45 DEG C;(6) 6mL/L softening agent is added, cotton thread impregnates at 45 DEG C 30min;(7) cotton thread immersion terminate, water is discharged, at room temperature with clear water rinse 15~20min, then by cotton thread dry to get Cotton thread after dyeing.
By using above-mentioned technical proposal, cotton thread passes through preliminary pre-treatment, and hydrogen peroxide is concise for bleaching cotton thread Agent improves cotton thread permeance property, is dyed conducive to cotton thread is subsequent for removing cotton thread surface impurity and greasy dirt.Cotton after drying Line is dyed, and passes through the effect of accelerant, chelating agent, color fixing agent in dyeing course, improves dyeing effect, the bath in the present invention It is more much smaller than compared to the prior art, have the effect of economizing on resources, reduces the discharge of waste water from dyestuff.Cotton thread after dyeing passes through Post-processing, enables to cotton thread fixation degree more preferable, not fugitive color, improves the quality of cotton thread.
The further setting of the present invention are as follows: scouring agent in the step 1 includes following component: acetic acid according to mass fraction 5~10 parts of vinyl acetate, 4~8 parts of polyvinyl ester, AEO-9 have 10~15 parts, 4~5 parts of ethylene glycol monobutyl ether, isomerous tridecanol it is poly- 10~12 parts of ethylene oxide ether, 9~11 parts of sodium secondary alkyl sulfonate, 14~18 parts of fatty acid methyl ester ethoxylate sulfonate, castor-oil plant 7~9 parts of oleic acid diethylene glycol dilaurate sodium sulphate and 380~400 parts of deionized water, the preparation method of scouring agent specifically includes as follows Deionized water: 1) being added in stirring container by step, increases temperature to 60 DEG C, and AEO-9 is then added and isomerous tridecanol is poly- Ethylene oxide ether is stirred to being completely dissolved;2) vinyl acetate, polyvinyl ester, ethylene glycol monobutyl ether, secondary alkyl sulfonic acid are continuously added Sodium, fatty acid methyl ester ethoxylate sulfonate and ricinoleic acid diethylene glycol dilaurate sodium sulphate stir evenly to get scouring agent.
By using above-mentioned technical proposal, the scouring agent of preparation can remove the impurity on cotton fiber surface, improve cotton fiber Permeance property, thus be conducive to the subsequent dyeing of cotton fiber.AEO-9 is nonionic surface active agent, can reduce cotton fiber Surface tension weakens the adhesion strength between oily wax and cotton fiber, prevents greasy deposits on cotton fiber surface, has washing, cream Change effect.Isomerous tridecanol polyoxyethylene ether easily disperses in water, has excellent wetability, permeability and emulsibility;Secondary alkane Base sodium sulfonate has good decontamination and emulsifying capacity, also has extremely strong penetration, has both emulsification, de-oiling, washing function, with This nonionic surfactant compatibility of AEO-9 is good.
The further setting of the present invention are as follows: the chelating agent in the step 1 is PX-540.
By using above-mentioned technical proposal, on the one hand PX-540 can play the role of demineralized water, another effectively complexing dye Calcium and magnesium ion in liquid;On the other hand there is stronger peptizaiton to reactive dye, dye precipitated can be prevented, improve and produce The dyeing effect of product.
The further setting of the present invention are as follows: the concentration of the hydrogen peroxide is 27.5~30%.
By using above-mentioned technical proposal, 27.5~30% hydrogen peroxide can shorten bleaching duration, the bleaching to cotton thread Effect is good, is conducive to the dyeing of subsequent cotton thread.
The further setting of the present invention are as follows: 5~7g/L accelerant is added in the step 3,25~30g/L activity dye is added Material is added 1~3g/L chelating agent and 3~5g/L color fixing agent is added, and wherein accelerant is added in two portions, and 1/3 is added for the first time, Second of addition 2/3;Color fixing agent is added in three times, 1/4 is added for the first time, second of addition 1/4, third time is added 1/2.
By using above-mentioned technical proposal, anhydrous sodium sulphate is added at one time, and is easy to make the dyestuff in dye liquor to generate precipitating, thus Specking is caused on cotton thread.It is added too fast, also be easy to cause cotton thread dyeing uneven,
The further setting of the present invention are as follows: accelerant is anhydrous sodium sulphate in the step 3.
By using above-mentioned technical proposal, reactive dye are directly added into, the dye uptake of cotton thread is low, after anhydrous sodium sulphate is added, by In electrostatic force, attraction of the cotton fiber to heterocharge sodium ion is had has neutralized the charge on part cotton fiber surface, has reduced Electrostatic repulsion between dye ions and cotton fiber surface.The decline of cotton fiber surface institute carried charge simultaneously, reduces cotton fiber table The adsorption capacity in face, so that the adsorption layer on cotton fiber surface is thinning, so as to shorten expansion of the dyestuff in cotton fiber surface absorbed layer The time is dissipated, plays the role of promoting dyeing.
The further setting of the present invention are as follows: the color fixing agent in the step 3 and step 4 is soda ash.
By using above-mentioned technical proposal, reactive dye are needed when dyeing on cotton fiber by basic species fixation, soda ash In alkalinity after hydrolysis, and alkalinity is milder, good as color fixing agent using effect.
The further setting of the present invention are as follows: soaping agent is soaping agent Goon506 in the step 4.
By using above-mentioned technical proposal, soaping agent Goon506 is soluble easily in water, is used suitable for cotton fiber releasing of soaping, Goon506 has good dispersion effect simultaneously, guarantees that the loose colour on cotton thread surface can be removed uniformly.
The further setting of the present invention are as follows: the softening agent is amino silicones.
By using above-mentioned technical proposal, amino silicones, can be with cotton fiber surface since the polarity of amino is strong Strong interaction occurs for hydroxyl, carboxyl, so that firm orientation and absorption are formed between amino silicones and cotton fiber, And the flexibility of silicon oxygen bond main chain, so that the confficient of static friction between cotton fiber declines, the power of very little can make to open between fiber Begin to slide, so that cotton thread is soft.After amino silicones are adsorbed on fiber, Carbon Dioxide in Air and moisture form carbon Acid generates crosslinking with amino, and high polymeric assigns cotton on cotton fiber surface and internal generation high polymerization degree elastic net structure The effect of fiber softening and very high washability.
In conclusion advantageous effects of the invention are as follows:
1. cotton thread passes through preliminary pre-treatment, hydrogen peroxide is for bleaching cotton thread, and scouring agent is for removing cotton thread surface impurity And greasy dirt, cotton thread permeance property is improved, is dyed conducive to cotton thread is subsequent.Cotton thread after drying is dyed, in dyeing course By accelerant, the effect of chelating agent, color fixing agent, dyeing effect is improved, the bath raio in the present invention is compared to the prior art small very It is more, have the effect of economizing on resources, reduces the discharge of waste water from dyestuff;Cotton thread after dyeing enables to cotton thread after post treatment Fixation degree is more preferable, not fugitive color, improves the quality of cotton thread;
2. the scouring agent of preparation can remove the impurity on cotton fiber surface, the permeance property of cotton fiber is improved, so that it is fine to be conducive to cotton Tie up subsequent dyeing.AEO-9 is nonionic surface active agent, can reduce cotton fiber surface tension, makes oily wax and cotton fiber Between adhesion strength weaken, prevent greasy deposits on cotton fiber surface, there is washing, emulsification.Isomerous tridecanol polyoxy second Alkene ether easily disperses in water, has excellent wetability, permeability and emulsibility;Sodium secondary alkyl sulfonate have good decontamination and Emulsifying capacity also has extremely strong penetration, emulsification, de-oiling, washing function is had both, with this nonionic surfactant of AEO-9 Compatibility is good;
3. since the polarity of amino is strong, with hydroxyl, the carboxyl on cotton fiber surface strong interaction can occur for amino silicones, So that firm orientation and absorption are formed between amino silicones and cotton fiber, and the flexibility of silicon oxygen bond main chain, make The confficient of static friction decline between cotton fiber is obtained, the power of very little can make to start to slide between fiber, so that cotton thread is soft. After amino silicones are adsorbed on fiber, Carbon Dioxide in Air and moisture form carbonic acid, generate crosslinking with amino, height is poly- Close, cotton fiber surface and it is internal generate high polymerization degree elastic net structure, assign the effect of cotton fiber softness and very high resistance to Washing property.
Specific embodiment
Below with reference to embodiment, invention is further described in detail.
Embodiment 1
A kind of dyeing of cotton thread, specifically comprises the following steps:
Step 1, cotton thread pre-treatment: (1) at room temperature cotton thread is put and infiltrates 5min into the water that bath raio is 1:6, sequentially add 6mL/L Mass fraction be 27.5% hydrogenperoxide steam generator, 2g/L scouring agent, 0.8mL/L PX-540, then increase water temperature to 110 DEG C, Continue to impregnate 45min;(2) it reduces temperature in (1) and the ice that 0.8mL/L mass fraction is 98% is then added in (1) to 60 DEG C Acetic acid impregnates 15min;(3) temperature in (2) is increased to 80 DEG C, impregnates 15min;(4) ice cube is added in (3), by system Temperature is down to 10 DEG C, impregnates 10min;
Step 2, drying and processing: the cotton thread after step 1 pre-treatment carries out drying drying process;
Step 3, cotton thread dyeing: (1) selection reactive dye is required according to different color, the cotton after step 2 drying and processing Line, room temperature are transferred to bath raio in the water of 1:6, to increase system temperature to 40 DEG C, the anhydrous sodium sulphate of 7g/L are then added, is first added 1/ 3,25g/L reactive dye and the PX-540 of 1g/L are added, the anhydrous sodium sulphate of residue 2/3 is finally added;(2) continue to increase body It is temperature to 60 DEG C, the soda ash of 3g/L is added into system, soda ash is added in three times, 1/4 is added for the first time, second of addition 1/ 4, remaining 1/2 is added for the third time, cotton thread impregnates 45min and dyed;(3) system temperature is reduced to room temperature, then by system In water discharge;
Step 4, cotton thread post-processing: (1) the cotton thread clear water dyed by step 3 rinses 15 min, and then room temperature is transferred to bath Than in the water for 1:6;(2) system temperature is increased to 45 DEG C, and after the glacial acetic acid that 1mL/L and mass fraction are 98% is added, cotton thread soaks Steep 15min;(3) continue to increase system temperature to 90 DEG C, the soaping agent Goon506 of 1mL/L is added, cotton thread continues to impregnate 30min; (4) system temperature is reduced to 45 DEG C, adds the glacial acetic acid that 0.5mL/L mass fraction is 98%, and cotton thread impregnates 15min;(5) add Enter the soda ash of 1g/L, cotton thread impregnates 15min at 45 DEG C;(6) 6mL/L amino silicones are added, cotton thread impregnates at 45 DEG C 30min;(7) cotton thread immersion terminates, and water is discharged, and rinses 20min with clear water at room temperature, then dries cotton thread to get dyeing Cotton thread afterwards.
Wherein scouring agent according to mass fraction includes following component in step 1: 5 parts of vinyl acetate, 8 parts of polyvinyl ester, AEO-9 has 10 parts, 4 parts of ethylene glycol monobutyl ether, 12 parts of isomerous tridecanol polyoxyethylene ether, 9 parts of sodium secondary alkyl sulfonate, fatty acid methyl 18 parts of ester ethoxylate sulfonates, 9 parts of ricinoleic acid diethylene glycol dilaurate sodium sulphate and 380 parts of deionized water, scouring agent Preparation method specifically comprises the following steps: that 1) deionized water is added in stirring container, increases temperature to 60 DEG C, is then added AEO-9 and isomerous tridecanol polyoxyethylene ether are stirred to being completely dissolved;2) vinyl acetate, polyvinyl ester, second two are continuously added Alcohol monobutyl ether, sodium secondary alkyl sulfonate, fatty acid methyl ester ethoxylate sulfonate and ricinoleic acid diethylene glycol dilaurate sodium sulphate It stirs evenly to get scouring agent.
Embodiment 2
A kind of dyeing of cotton thread, specifically comprises the following steps:
Step 1, cotton thread pre-treatment: (1) at room temperature cotton thread is put into water that bath raio be 1:7 and is infiltrated
10min sequentially adds the PX- of the hydrogenperoxide steam generator that 7mL/L mass fraction is 30%, 2g/L scouring agent, 0.8mL/L 540, water temperature is then increased to 110 DEG C, continues to impregnate 45min;(2) temperature in (1) is reduced then to be added in (1) to 60 DEG C The glacial acetic acid that 0.8mL/L mass fraction is 98% impregnates 15min;(3) temperature in (2) is increased to 80 DEG C, impregnates 15min;(4) Ice cube is added in (3), system temperature is down to 10 DEG C, impregnates 10min;
Step 2, drying and processing: the cotton thread after step 1 pre-treatment carries out drying drying process;
Step 3, cotton thread dyeing: (1) selection reactive dye is required according to different color, the cotton after step 2 drying and processing Line, room temperature are transferred to bath raio in the water of 1:7, to increase system temperature to 40 DEG C, the anhydrous sodium sulphate of 6g/L are then added, is first added 1/ 3,30g/L reactive dye and the PX-540 of 2g/L are added, the anhydrous sodium sulphate of residue 2/3 is finally added;(2) continue to increase body It is temperature to 60 DEG C, the soda ash of 5g/L is added into system, soda ash is added in three times, 1/4 is added for the first time, second of addition 1/ 4, remaining 1/2 is added for the third time, cotton thread impregnates 60min and dyed;(3) system temperature is reduced to room temperature, then by system In water discharge;
Step 4, cotton thread post-processing: (1) the cotton thread clear water dyed by step 3 rinses 20 min, and then room temperature is transferred to bath Than in the water for 1:7;(2) system temperature is increased to 45 DEG C, and after the glacial acetic acid that 1mL/L and mass fraction are 98% is added, cotton thread soaks Steep 15min;(3) continue to increase system temperature to 90 DEG C, the soaping agent Goon506 of 1mL/L is added, cotton thread continues to impregnate 30min; (4) system temperature is reduced to 45 DEG C, adds the glacial acetic acid that 0.5mL/L mass fraction is 98%, and cotton thread impregnates 15min;(5) add Enter the soda ash of 1g/L, cotton thread impregnates 15min at 45 DEG C;(6) 6mL/L amino silicones are added, cotton thread impregnates at 45 DEG C 30min;(7) cotton thread immersion terminates, and water is discharged, and rinses 15min with clear water at room temperature, then dries cotton thread to get dyeing Cotton thread afterwards.
Wherein scouring agent according to mass fraction includes following component in step 1: 8 parts of vinyl acetate, 5 parts of polyvinyl ester, AEO-9 has 15 parts, 5 parts of ethylene glycol monobutyl ether, 10 parts of isomerous tridecanol polyoxyethylene ether, 10 parts of sodium secondary alkyl sulfonate, fatty acid 14 parts of methyl ester ethoxylates sulfonate, 8 parts of ricinoleic acid diethylene glycol dilaurate sodium sulphate and 390 parts of deionized water, scouring agent Preparation method specifically comprise the following steps: that 1) deionized water is added in stirring container, increase temperature to 60 DEG C, then plus Enter AEO-9 and isomerous tridecanol polyoxyethylene ether is stirred to being completely dissolved;2) vinyl acetate, polyvinyl ester, second are continuously added Glycol monobutyl ether, sodium secondary alkyl sulfonate, fatty acid methyl ester ethoxylate sulfonate and ricinoleic acid diethylene glycol dilaurate sulfuric acid Sodium stirs evenly to get scouring agent.
Embodiment 3
A kind of dyeing of cotton thread, specifically comprises the following steps:
Step 1, cotton thread pre-treatment: (1) at room temperature cotton thread is put and infiltrates 10min into the water that bath raio is 1:8, sequentially add 6mL/ L mass fraction be 30% hydrogenperoxide steam generator, 2g/L scouring agent, 0.8mL/L PX-540, then increase water temperature to 110 DEG C, Continue to impregnate 45min;(2) it reduces temperature in (1) and the ice that 0.8mL/L mass fraction is 98% is then added in (1) to 60 DEG C Acetic acid impregnates 15min;(3) temperature in (2) is increased to 80 DEG C, impregnates 15min;(4) ice cube is added in (3), by system Temperature is down to 10 DEG C, impregnates 10min;
Step 2, drying and processing: the cotton thread after step 1 pre-treatment carries out drying drying process;
Step 3, cotton thread dyeing: (1) selection reactive dye is required according to different color, the cotton after step 2 drying and processing Line, room temperature are transferred to bath raio in the water of 1:8, to increase system temperature to 40 DEG C, the anhydrous sodium sulphate of 5g/L are then added, is first added 1/ 3,28g/L reactive dye and the PX-540 of 2g/L are added, the anhydrous sodium sulphate of residue 2/3 is finally added;(2) continue to increase body It is temperature to 60 DEG C, the soda ash of 4g/L is added into system, soda ash is added in three times, 1/4 is added for the first time, second of addition 1/ 4, remaining 1/2 is added for the third time, cotton thread impregnates 45min and dyed;(3) system temperature is reduced to room temperature, then by system In water discharge;
Step 4, cotton thread post-processing: (1) the cotton thread clear water dyed by step 3 rinses 15 min, and then room temperature is transferred to bath Than in the water for 1:8;(2) system temperature is increased to 45 DEG C, and after the glacial acetic acid that 1mL/L and mass fraction are 98% is added, cotton thread soaks Steep 15min;(3) continue to increase system temperature to 90 DEG C, the soaping agent Goon506 of 1mL/L is added, cotton thread continues to impregnate 30min; (4) system temperature is reduced to 45 DEG C, adds the glacial acetic acid that 0.5mL/L mass fraction is 98%, and cotton thread impregnates 15min;(5) add Enter the soda ash of 1g/L, cotton thread impregnates 15min at 45 DEG C;(6) 6mL/L amino silicones are added, cotton thread impregnates at 45 DEG C 30min;(7) cotton thread immersion terminates, and water is discharged, and rinses 20min with clear water at room temperature, then dries cotton thread to get dyeing Cotton thread afterwards.
Wherein scouring agent according to mass fraction includes following component in step 1: 10 parts of vinyl acetate, 6 parts of polyvinyl ester, AEO-9 has 12 parts, 4 parts of ethylene glycol monobutyl ether, 11 parts of isomerous tridecanol polyoxyethylene ether, 11 parts of sodium secondary alkyl sulfonate, fatty acid 14 parts of methyl ester ethoxylates sulfonate, 7 parts of ricinoleic acid diethylene glycol dilaurate sodium sulphate and 400 parts of deionized water, scouring agent Preparation method specifically comprise the following steps: that 1) deionized water is added in stirring container, increase temperature to 60 DEG C, then plus Enter AEO-9 and isomerous tridecanol polyoxyethylene ether is stirred to being completely dissolved;2) vinyl acetate, polyvinyl ester, second are continuously added Glycol monobutyl ether, sodium secondary alkyl sulfonate, fatty acid methyl ester ethoxylate sulfonate and ricinoleic acid diethylene glycol dilaurate sulfuric acid Sodium stirs evenly to get scouring agent.
Comparative example 1
A kind of dyeing of cotton thread, the difference from embodiment 1 is that, scouring agent, the other the same as in Example 1 are added without in step 1.
Comparative example 2
A kind of dyeing of cotton thread, the difference from embodiment 1 is that, anhydrous sodium sulphate is added at one time in step 3, other with implementation Example 1.
Comparative example 3
A kind of dyeing of cotton thread, the difference from embodiment 1 is that, soda ash is added at one time in step 3, other same embodiments 1。
Cotton thread prepared by 1~embodiment of embodiment 3 is compared with cotton thread prepared by 1~comparative example of comparative example 3, visually cotton thread Dye uniformity more preferably, cotton thread the phenomenon that there are irregular colours prepared by 1~comparative example of comparative example 3, and have loose colour in cotton thread Surface.
Cotton thread prepared by 1~embodiment of embodiment 3 and 1~comparative example of comparative example 3 is immersed in 1h in clear water, then by cotton Line water wring is taken out, and shade in water is observed.The cotton thread for showing prepared by 1~embodiment of embodiment 3 according to experiment is colour-fast, and Cotton thread prepared by 1~comparative example of comparative example 3 has obvious discolouration phenomena in water.
This specific embodiment is only explanation of the invention, not limitation of the present invention, and those skilled in the art exist It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in the present invention Scope of the claims in all by the protection of Patent Law.

Claims (9)

1. a kind of dyeing of cotton thread, it is characterised in that: specifically comprise the following steps:
Step 1, cotton thread pre-treatment: (1) at room temperature by cotton thread put to bath raio be 1:6~8 water in infiltrate 5~10min, successively plus Enter the chelating agent of 6~8mL/L hydrogenperoxide steam generator, 2g/L scouring agent, 0.8mL/L, then increases water temperature to 110 DEG C, continue to soak Steep 45min;(2) it reduces temperature in (1) and the glacial acetic acid that 0.8mL/L mass fraction is 98%, leaching is then added in (1) to 60 DEG C Steep 15min;(3) temperature in (2) is increased to 80 DEG C, impregnates 15min;(4) ice cube is added in (3), system temperature is dropped To 10 DEG C, 10min is impregnated;
Step 2, drying and processing: the cotton thread after step 1 pre-treatment carries out drying drying process;
Step 3, cotton thread dyeing: (1) selection reactive dye is required according to different color, the cotton after step 2 drying and processing Line, room temperature transfer to bath raio be 1:6~8 water in, increase system temperature to 40 DEG C, then be added accelerant, reactive dye with And chelating agent;(2) continue to increase system temperature to 60 DEG C, color fixing agent is added into system, cotton thread impregnates 45~60min and contaminated Color;(3) system temperature is reduced to room temperature, and then the water in system is discharged;
Step 4, cotton thread post-processing: (1) by step 3 dye cotton thread with clear water rinse 15~20min, then room temperature transfer to Bath raio is in the water of 1:6~8;(2) system temperature is increased to 45 DEG C, and the glacial acetic acid that 1mL/L and mass fraction are 98% is added Afterwards, cotton thread impregnates 15min;(3) continue to increase system temperature to 90 DEG C, the soaping agent of 1mL/L is added, cotton thread continues to impregnate 30min;(4) system temperature is reduced to 45 DEG C, adds the glacial acetic acid that 0.5mL/L mass fraction is 98%, and cotton thread impregnates 15min;(5) color fixing agent of 1g/L is added, cotton thread impregnates 15min at 45 DEG C;(6) 6mL/L softening agent is added, cotton thread soaks at 45 DEG C Steep 30min;(7) cotton thread immersion terminates, and water is discharged, and rinses 15~20min with clear water at room temperature, then dries cotton thread, i.e., Cotton thread after must dyeing.
2. the dyeing of cotton thread according to claim 1, it is characterised in that: the scouring agent in the step 1 is according to matter Measuring number includes following component: 5~10 parts of vinyl acetate, 4~8 parts of polyvinyl ester, AEO-9 have 10~15 parts, ethylene glycol list 4~5 parts of butyl ether, 10~12 parts of isomerous tridecanol polyoxyethylene ether, 9~11 parts of sodium secondary alkyl sulfonate, fatty acid methyl ester ethyoxyl 14~18 parts of compound sulfonate, 7~9 parts of ricinoleic acid diethylene glycol dilaurate sodium sulphate and 380~400 parts of deionized water, it is concise The preparation method of agent specifically comprises the following steps: that 1) deionized water is added in stirring container, increases temperature to 60 DEG C, then AEO-9 and isomerous tridecanol polyoxyethylene ether is added to stir to being completely dissolved;2) continuously add vinyl acetate, polyvinyl ester, Ethylene glycol monobutyl ether, sodium secondary alkyl sulfonate, fatty acid methyl ester ethoxylate sulfonate and ricinoleic acid diethylene glycol dilaurate sulphur Sour sodium stirs evenly to get scouring agent.
3. the dyeing of cotton thread according to claim 1, it is characterised in that: the chelating agent in the step 1 is PX- 540。
4. the dyeing of cotton thread according to claim 1, it is characterised in that: the concentration of hydrogen peroxide in the step 1 It is 27.5~30%.
5. the dyeing of cotton thread according to claim 1, it is characterised in that: 5~7g/L is added in the step 3 and promotees dye Agent is added 25~30g/L reactive dye, 2~3g/L chelating agent is added and 3~5g/L color fixing agent is added, wherein accelerant point It is added twice, 1/3 is added for the first time, second of addition 2/3;Color fixing agent is added in three times, and 1/4 is added for the first time, adds for the second time Enter 1/4, third time is added 1/2.
6. the dyeing of cotton thread according to claim 1, it is characterised in that: accelerant is anhydrous sodium sulphate in the step 3.
7. the dyeing of cotton thread according to claim 1, it is characterised in that: the color fixing agent in the step 3 and step 4 For soda ash.
8. the dyeing of cotton thread according to claim 1, it is characterised in that: soaping agent is soaping agent in the step 4 Goon506。
9. the dyeing of cotton thread according to claim 1, it is characterised in that: the softening agent is amino silicones.
CN201910820479.6A 2019-09-02 2019-09-02 A kind of dyeing of cotton thread Pending CN110512439A (en)

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CN115142279A (en) * 2022-07-29 2022-10-04 内蒙古鄂尔多斯资源股份有限公司 Fiber energy-saving dyeing method

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Publication number Priority date Publication date Assignee Title
CN115142279A (en) * 2022-07-29 2022-10-04 内蒙古鄂尔多斯资源股份有限公司 Fiber energy-saving dyeing method
CN115142279B (en) * 2022-07-29 2023-08-15 内蒙古鄂尔多斯资源股份有限公司 Energy-saving dyeing method for fibers

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Application publication date: 20191129