CN108468230A - A kind of cotton yarn high temperature heavy colour dyeing and printing process - Google Patents
A kind of cotton yarn high temperature heavy colour dyeing and printing process Download PDFInfo
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- CN108468230A CN108468230A CN201810201557.XA CN201810201557A CN108468230A CN 108468230 A CN108468230 A CN 108468230A CN 201810201557 A CN201810201557 A CN 201810201557A CN 108468230 A CN108468230 A CN 108468230A
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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
- D06P1/0036—Dyeing and sizing in one process
-
- 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
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/16—Multi-step processes
-
- 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
-
- 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
- D06P1/627—Sulfates
-
- 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
- D06P1/64—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 without sulfate or sulfonate groups
- D06P1/642—Compounds containing nitrogen
- D06P1/649—Compounds containing carbonamide, thiocarbonamide or guanyl groups
- D06P1/6491—(Thio)urea or (cyclic) derivatives
-
- 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
- D06P1/667—Organo-phosphorus compounds
-
- 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
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
-
- 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
-
- 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
- D06P5/04—After-treatment with organic compounds
- D06P5/08—After-treatment with organic compounds macromolecular
-
- 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
- D06P5/10—After-treatment with compounds containing metal
-
- 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
- D06P5/15—Locally discharging the dyes
- D06P5/158—Locally discharging the dyes with other compounds
Abstract
The present invention relates to a kind of cotton yarn high temperature heavy colour dyeing and printing process, are related to technical field of textile printing, it is intended to solve in the prior art for certain specific heavy colour dyestuffs, when being dyed at 60 DEG C, the poor problem of color fastness.Its drip irrigation device is to be firstly added levelling agent, is heated to 35 DEG C 45 DEG C, and kept for 46 minutes.Then dyestuff is added and is heated to 75 DEG C 85 DEG C；Then it adds saltcake and soda ash is bleached.Slurry is added and is kept for 45 55 minutes at 75 DEG C 85 DEG C, carries out dyeing and starching processing, then draining and clear water rinsing.Then addition soaping agent soaps to cotton yarn, draining and clear water rinsing after having soaped.Finally addition color fixing agent carries out fixation to cotton yarn, and dyeing is completed after draining.By carrying out dyeing in 45 55 minutes at 75 DEG C 85 DEG C, under the condition of high temperature in the specific fully upper dye to cotton yarn of heavy colour dyestuff, to improve the color fastness of dyestuff, meet demand.
Description
Technical field
The present invention relates to technical field of textile printing more particularly to a kind of cotton yarn high temperature heavy colour dyeing and printing process.
Background technology
With the improvement of living standards, requirement of the people to daily necessities is also higher and higher.For example, for the daily life of people
The towel used in work does not require nothing more than its comfortable, water suction etc., and the requirement to its color, pattern etc. is also higher and higher.
The cotton yarn for making towel is generally first carried out dyeing processing, then be made into various lists by producer when producing towel
The towel of color or colour mixture.When carrying out dyeing processing to cotton yarn, to avoid temperature excessively high, the structural behaviour of cotton yarn is caused to damage
Wound, generally carries out at a temperature of 60 DEG C.But for certain specific heavy colour dyestuffs, when being dyed at 60 DEG C, color jail
Spend poor, obtained color is undesirable after dyeing processing.Specific heavy colour is contaminated accordingly, it is desirable to provide one kind can be realized
The technique for expecting to print and dye, improves its color fastness, to meet process requirements.
Invention content
The object of the present invention is to provide a kind of cotton yarn high temperature heavy colour dyeing and printing process, by control printing and dyeing temperature and when
Between, it realizes the printing and dyeing to specific heavy colour dyestuff, ensures color fastness.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of cotton yarn high temperature heavy colour dyeing and printing process, includes the following steps：
S1：Add levelling agent；Room temperature is intake to cotton yarn bath raio 1:7, levelling agent is added, is heated to 35 DEG C -45 DEG C, and keep 4-6
Minute；
S2：Add dyestuff；Dyestuff is added and is heated to 75 DEG C -85 DEG C；
S3：Bleaching；Addition saltcake and soda ash are bleached；
S4：Dyeing；It is kept for 45-55 minutes at 75 DEG C -85 DEG C；
S5：Pressure is dehydrated；Liquid stream 8-10 minutes；
S6：It soaps；Addition soaping agent soaps to cotton yarn；
S7：Fixation；It adds color fixing agent and fixation is carried out to cotton yarn, dyeing is completed after draining.
By using above-mentioned technical proposal, the levelling agent that there is affinity to cotton yarn is added, in dyeing course with dyestuff
Dye of vying each other seat, is then gradually replaced by dyestuff, plays the role of slow dye, will not when being bleached to be added after dyestuff
Printing and dyeing are impacted.Dyestuff is added before bleaching, it is made to be sufficiently mixed, can immediately be dyed after bleaching, work is improved
Make efficiency.Cotton yarn is bleached using saltcake and soda ash, other on removal cotton yarn are variegated, prevent mixed color phenomenon, keep away
Exempt to influence coloring.Dyeing in 45-55 minutes is carried out at 75 DEG C -85 DEG C, specific heavy colour dyestuff is abundant under the condition of high temperature
In upper dye to cotton yarn, to improve the color fastness of dyestuff, meet demand.Then to soaping through hyperchromatic cotton yarn, by cotton
Dyestuff, levelling agent on yarn without fixation etc. are washed off, and color fastness and gorgeous degree are improved.Fixation treatment finally is carried out to cotton yarn again,
It is further ensured that color fastness, avoids fading.
Further, in the S1, a concentration of 0.8g/L-1.2g/L of levelling agent.
By using above-mentioned technical proposal, a concentration of 0.8g/L-1.2g/L of levelling agent is the most suitable, and even dyeing effect is most
It is good, it can either fully contaminate on seat to cotton yarn, ensure slow dye effect, avoid having before bleaching on dyestuff in dye to cotton yarn, bleaching
When be cleaned out again, cause dye loss；It can avoid the levelling agent being added excessive again, cause to waste, improve cost.
Further, the levelling agent is prepared by the raw material of following component：
3-7 parts of hexachlorocyclotriph,sphazene
2-4 parts of pentaerythritol phosphate
20-40 parts of sodium alkyl sulfate
17-25 parts of urea
30-45 parts of water.
By using above-mentioned technical proposal, with water by hexachlorocyclotriph,sphazene, pentaerythritol phosphate, sodium alkyl sulfate and
Urea is sufficiently mixed, and levelling agent is made.Wherein, it after hexachlorocyclotriph,sphazene and pentaerythritol phosphate mix, can play
Flame retardant effect improves the flame retardant property of cotton yarn；Urea, which is added, can improve durability.Sodium alkyl sulfate is a kind of surface-active
Agent is the main component of close fibroid levelling agent with preferable emulsifying effectiveness, is easy to obtain and cost is relatively low.
Further, in the S2, a concentration of 3% or more of dyestuff.
By using above-mentioned technical proposal, the concentration of dyestuff just can guarantee the coloration of dyestuff only 3% or more, ensure dense
Color dyestuff reaches most deep effect after upper dye, to avoid fading after being cleaned multiple times.
Further, in the S3, a concentration of 48g/L-52g/L of saltcake, a concentration of 16g/L-24g/L of soda ash, and
Saltcake is added and adds soda ash after 4-6 minutes, S4 is then carried out after 18-22 minutes.
By using above-mentioned technical proposal, a concentration of 48g/L-52g/L of saltcake, a concentration of 16g/L-24g/L of soda ash
It is the most suitable, it can either ensure the bleaching effect to cotton yarn, it is variegated to avoid on cotton yarn that there are other；Saltcake and pure can be avoided again
The amount of alkali is excessive, it is wasting simultaneously, complete bleach after remain in dye vat, influence the dyeing of next step.
Further, in the S4, slurry is added, starching processing is carried out while dyeing.
By using above-mentioned technical proposal, since the intensity and extensibility of bleaching and dye to cotton yarn have a certain impact,
It in order to which the intensity and extensibility that ensure cotton yarn can meet the demand of spinning towel, needs to carry out starching processing to cotton yarn, to mend
Repay the intensity and extensibility of cotton yarn.While dyestuff carry out starching processing, compared with the prior art in dyeing complete after
Starching processing is carried out again, can be improved working efficiency, be reduced cost.
Further, in the S6, a concentration of 1.8g/L-2.2g/L of soaping agent.
By using above-mentioned technical proposal, the effect of soaping when a concentration of 1.8g/L-2.2g/L of soaping agent is best, can either
Guarantee all washes off dyestuff, the levelling agent etc. without fixation on cotton yarn, and excessively will not cause to waste because of amount and need multiple
Rinsing, avoids resulting in waste of resources, and can improve working efficiency.
Further, the soaping agent is prepared by the raw material of following component：
18-26 parts of itaconic acid
9-15 parts of acrylic acid
12-18 parts of vinyl pyrrolidone
50-90 parts of sodium tripolyphosphate
To 26-35 parts of tert-octylphenol
5-8 parts of 4- bromobutyrates.
By using above-mentioned technical proposal macromolecule is formed after itaconic acid, acrylic acid and the mixing of vinylpyridine network alkanone
Soaping agent has higher fastness to wet rubbing and antiredeposition ability, can improve effect of soaping.Sodium tripolyphosphate is dissolved in water
Afterwards, there is peptizaiton and emulsifying effectiveness, improve effect of soaping, and the pH value for liquid of soaping can be adjusted, avoid liquid discharge of soaping
After influence environment.After tert-octylphenol and the mixing of 4- bromobutyrates, has the effect of surfactant, can further carry
Height is soaped effect, and is easy rinsing.
Further, in the S7, a concentration of 1.8g/L-2.2g/L of color fixing agent.
By using above-mentioned technical proposal, colour fixation when a concentration of 1.8g/L-2.2g/L of color fixing agent is best, can either
Ensure, to the colour fixation of heavy colour dyestuff, to avoid fading, and color fixing agent dosage can be avoided excessive, cause to waste.
Further, clear water rinsing is carried out to cotton yarn after the S5 and S6.
By using above-mentioned technical proposal, to being rinsed through hyperchromatic cotton yarn after S5, extra substance is cleaned
Fall, facilitate and soap, and reduces the dosage of soaping agent.Cotton yarn is rinsed after S6, remaining liquid of soaping etc. is cleaned,
Color fixing agent easy to use carries out fixation treatment.
In conclusion the invention has the advantages that：
1, by carrying out dyeing in 45-55 minutes at 75 DEG C -85 DEG C, the specific fully upper dye of heavy colour dyestuff arrives under the condition of high temperature
On cotton yarn, to improve the color fastness of dyestuff, meet demand；
2, starching processing is carried out in dye vat while dyeing, compensate the intensity and extensibility of cotton yarn, compared with the prior art
In dyeing complete after carry out starching processing again, working efficiency can be improved, reduce cost.
Specific implementation mode
Technical scheme of the present invention is described further below by specific embodiment.
Embodiment one：
A kind of cotton yarn high temperature heavy colour dyeing and printing process, includes the following steps：
S1：Add into dye vat under room temperature and adds water to cotton yarn bath raio 1:7, the levelling agent that there is affinity to cotton yarn is then added, so
After be heated to 35 DEG C, and kept for 4 minutes.Levelling agent, which is vied each other in dyeing course with dyestuff, contaminates seat, then gradually by dyestuff
Replaced, plays the role of slow dye.Wherein, a concentration of 0.8g/L of levelling agent.
In the present embodiment, levelling agent is prepared by the raw material of following component：
3 parts of hexachlorocyclotriph,sphazene
2 parts of pentaerythritol phosphate
20 parts of sodium alkyl sulfate
17 parts of urea
30 parts of water.
Hexachlorocyclotriph,sphazene, pentaerythritol phosphate, sodium alkyl sulfate and urea are sufficiently mixed with water, are made
Levelling agent.Wherein, after hexachlorocyclotriph,sphazene and pentaerythritol phosphate mix, flame retardant effect can be played, the resistance of cotton yarn is improved
Fire performance；Urea, which is added, can improve durability.Sodium alkyl sulfate is a kind of surfactant, and there is preferable emulsification to imitate
Fruit is the main component of close fibroid levelling agent, is easy to obtain and cost is relatively low.
S2：It adds a concentration of 3% or more dyestuff and is heated to 75 DEG C, first it is dissolved.In the present embodiment, dyestuff
A concentration of 3%.
S3：Kept for 75 DEG C, the saltcake for adding a concentration of 48g/L is bleached；The pure of a concentration of 16g/L is added after 4 minutes
Alkali continues to bleach, and is kept for 18 minutes at 75 DEG C.Saltcake and soda ash bleach cotton yarn, variegated on removal cotton yarn, prevent
Mixed color phenomenon only occurs in dyeing.
S4：Slurry is added in dye vat, and is kept for 45 minutes at 75 DEG C, and starching processing is carried out while dyeing.By
It has a certain impact to the intensity and extensibility of cotton yarn in bleaching and dyeing, in order to which the intensity and extensibility that ensure cotton yarn can accord with
The demand for closing spinning towel needs to carry out starching processing to cotton yarn, to compensate the intensity and extensibility of cotton yarn.It is in the prior art
Starching processing is carried out again after dyeing is completed, and needs to expend longer time.In the present embodiment, starching is handled and dyed and is closed
And be carried out at the same time, working efficiency is improved, cost is reduced.
S5：The water in dye vat is discharged with 8 minutes, and is passed through clear water and cotton yarn is rinsed again, to carry out in next step
Work.Wherein, rinse cycle carries out 10 minutes at 40 DEG C.
S6：The soaping agent for adding a concentration of 1.8g/L soaps to cotton yarn, by the dyestuff without fixation on cotton yarn, level dyeing
Agent etc. is washed off, and color fastness and gorgeous degree are improved.After the completion of soaping, is first rinsed 10 minutes at 90 DEG C, then rinse 3 at 60 DEG C
Minute, remaining liquid of soaping etc. is cleaned, color fixing agent easy to use carries out fixation treatment.
In the present embodiment, soaping agent is prepared by the raw material of following component：
18 parts of itaconic acid
9 parts of acrylic acid
12 parts of vinyl pyrrolidone
50 parts of sodium tripolyphosphate
To 26 parts of tert-octylphenol
5 parts of 4- bromobutyrates.
Wherein, after itaconic acid, acrylic acid and the mixing of vinylpyridine network alkanone, macromolecule soaping agent is formed, is had higher
Fastness to wet rubbing and antiredeposition ability, effect of soaping can be improved.After sodium tripolyphosphate is dissolved in water, have peptizaiton and
Emulsifying effectiveness improves effect of soaping, and can adjust the pH value for liquid of soaping, and avoiding soaping after liquid discharges influences environment.To special pungent
After base phenol and the mixing of 4- bromobutyrates, have the effect of surfactant, effect of soaping can be further increased, and be easy
Rinsing.
S7：The color fixing agent for adding a concentration of 1.8g/L carries out fixation treatment to cotton yarn, is further ensured that color fastness, avoids
Color completes dyeing after draining.In the present embodiment, color fixing agent selects aldehyde-free colour stabilizer KS.
Embodiment two:
A kind of cotton yarn high temperature heavy colour dyeing and printing process provided in this embodiment, step and embodiment one kind are essentially identical, different
Place is：
In S1：A concentration of 1g/L of levelling agent is added, is then heated to 40 DEG C, and kept for 5 minutes.
In the present embodiment, levelling agent is prepared by the raw material of following component：
5 parts of hexachlorocyclotriph,sphazene
3 parts of pentaerythritol phosphate
30 parts of sodium alkyl sulfate
21 parts of urea
37 parts of water.
In S2：The dyestuff of addition is 8%, and is heated to 80 DEG C.
In S3：Kept for 80 DEG C, a concentration of 50g/L of the saltcake of addition, be added after five minutes the soda ash of a concentration of 20g/L after
Continuous bleaching, and kept for 20 minutes at 80 DEG C.
In S4：Slurry is added in dye vat, and is kept for 50 minutes at 80 DEG C, and starching processing is carried out while dyeing.
In S5：The water in dye vat is discharged with 9 minutes, and is passed through the drift that clear water carries out at 40 DEG C cotton yarn 10 minutes
It washes.
In S6：A concentration of 2g/L of the soaping agent of addition.
In the present embodiment, soaping agent is prepared by the raw material of following component：
22 parts of itaconic acid
12 parts of acrylic acid
15 parts of vinyl pyrrolidone
70 parts of sodium tripolyphosphate
To 30 parts of tert-octylphenol
7 parts of 4- bromobutyrates.
S7：A concentration of 2g/L of the aldehyde-free colour stabilizer KS of addition.
Embodiment three:
A kind of cotton yarn high temperature heavy colour dyeing and printing process provided in this embodiment, step and embodiment one kind are essentially identical, different
Place is：
In S1：A concentration of 1.2g/L of levelling agent is added, is then heated to 45 DEG C, and kept for 6 minutes.
In the present embodiment, levelling agent is prepared by the raw material of following component：
7 parts of hexachlorocyclotriph,sphazene
4 parts of pentaerythritol phosphate
40 parts of sodium alkyl sulfate
25 parts of urea
45 parts of water.
In S2：The dyestuff of addition is 15%, and is heated to 85 DEG C.
In S3：Kept for 85 DEG C, a concentration of 52g/L of the saltcake of addition, be added after 6 minutes the soda ash of a concentration of 24g/L after
Continuous bleaching, and kept for 22 minutes at 85 DEG C.
In S4：Slurry is added in dye vat, and is kept for 55 minutes at 85 DEG C, and starching processing is carried out while dyeing.
In S5：The water in dye vat is discharged with 10 minutes, and is passed through the drift that clear water carries out at 40 DEG C cotton yarn 10 minutes
It washes.
In S6：A concentration of 2.2g/L of the soaping agent of addition.
In the present embodiment, soaping agent is prepared by the raw material of following component：
26 parts of itaconic acid
15 parts of acrylic acid
18 parts of vinyl pyrrolidone
90 parts of sodium tripolyphosphate
To 35 parts of tert-octylphenol
8 parts of 4- bromobutyrates.
S7：A concentration of 2.2g/L of the aldehyde-free colour stabilizer KS of addition.
According to the use occasion of towel and performance, Washing, dry-cleaning color fastness, colorfastness to rubbing, solarization color are chosen
As Testing index, the towel printed and dyed to three kinds of embodiments carries out color jail for fastness, PERSPIRATION COLOR FASTNESS and colour fastness to water
Degree detection, as a result as shown in Table 1.
Table one：
As can be seen from Table I, the technical solution that embodiment two provides is relative to embodiment one and embodiment three, to cotton yarn
Color fastness when carrying out the printing and dyeing of high temperature heavy colour is most strong, i.e., when carrying out dyeing in 50 minutes to cotton yarn at 80 DEG C, the color fastness of dyestuff
Grade highest.
Claims (10)
1. a kind of cotton yarn high temperature heavy colour dyeing and printing process, it is characterised in that：Include the following steps：
S1：Add levelling agent；Room temperature is intake to cotton yarn bath raio 1:7, levelling agent is added, is heated to 35 DEG C -45 DEG C, and keep 4-6
Minute；
S2：Add dyestuff；Dyestuff is added and is heated to 75 DEG C -85 DEG C；
S3：Bleaching；Addition saltcake and soda ash are bleached；
S4：Dyeing；It is kept for 45-55 minutes at 75 DEG C -85 DEG C；
S5：Pressure is dehydrated；Liquid stream 8-10 minutes；
S6：It soaps；Addition soaping agent soaps to cotton yarn；
S7：Fixation；It adds color fixing agent and fixation is carried out to cotton yarn, dyeing is completed after draining.
2. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S1, levelling agent
A concentration of 0.8g/L-1.2g/L.
3. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 2, it is characterised in that：The levelling agent is by following
The raw material of component is prepared：
3-7 parts of hexachlorocyclotriph,sphazene
2-4 parts of pentaerythritol phosphate
20-40 parts of sodium alkyl sulfate
17-25 parts of urea
30-45 parts of water.
4. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S2, dyestuff
A concentration of 3% or more.
5. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S3, saltcake
A concentration of 48g/L-52g/L, a concentration of 16g/L-24g/L of soda ash, and saltcake is added and adds soda ash after 4-6 minutes, then
S4 is carried out after 18-22 minutes.
6. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S4, slurry is added
Material carries out starching processing while dyeing.
7. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S6, soaping agent
A concentration of 1.8g/L-2.2g/L.
8. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 7, it is characterised in that：The soaping agent is by following
The raw material of component is prepared：
18-26 parts of itaconic acid
9-15 parts of acrylic acid
12-18 parts of vinyl pyrrolidone
50-90 parts of sodium tripolyphosphate
To 26-35 parts of tert-octylphenol
5-8 parts of 4- bromobutyrates.
9. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：In the S7, color fixing agent
A concentration of 1.8g/L-2.2g/L.
10. a kind of cotton yarn high temperature heavy colour dyeing and printing process according to claim 1, it is characterised in that：After the S5 and S6
Clear water rinsing is carried out to cotton yarn.
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