CN100425760C - Dyeing method for cuprammonium fabric - Google Patents

Dyeing method for cuprammonium fabric Download PDF

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Publication number
CN100425760C
CN100425760C CNB200610041011XA CN200610041011A CN100425760C CN 100425760 C CN100425760 C CN 100425760C CN B200610041011X A CNB200610041011X A CN B200610041011XA CN 200610041011 A CN200610041011 A CN 200610041011A CN 100425760 C CN100425760 C CN 100425760C
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add
washing
adds
time
minutes
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CNB200610041011XA
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CN1888184A (en
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姚德荣
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吴江德伊时装面料有限公司
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Abstract

The present invention relates to a dyeing method of cuprammonium rayon fabric. Said method successively includes the water washing process, scouring process and dyeing process. The water washing process is used for debatching and primarily cleaning the grease and blob on the fabric surface, and the scouring process is used for removing size mixture and grease contained in the cuprammonium rayon fabric and blob on the fabric surface and can be used for raising permeability of coloring agent and uniformity of color absorption.

Description

The colouring method of cuprammonium fabric
Technical field
The present invention relates generally to a kind of colouring method of cloth, especially a kind of colouring method of cuprammonium fabric.
Background technology
People are making great efforts to explore and develop a kind of good regeneration natural plant fibre fabric always in the textile industry in modern times, replenish and substitute to cost an arm and a leg and the limited silk fabric of output, are used for satisfying the demand in market.At present maximum methods is that terylene filament fabric with viscose filament yarn and chemical synthesis substitutes, but because the thick and wet brute force of viscose filament yarn fiber single fiber is low, and percentage elongation is big, and the dacron hygroscopicity is poor, easily produce style and the feature that static is difficult to reach real silk fabric.Copper ammonia fibre belongs to natural regenerated celulose fibre, and single fiber is thin, hygroscopicity and wet strength height, does not produce static, therefore becomes desirable substitute.But only be specifically designed to abroad make western-style clothes, overcoat in auxiliary material.Dyeing and arranging process are pad dyeing and dye gigging production process.
Domestic development along with textile enterprise, also begin to buy the copper ammonia fibre raw material and knit system copper ammonia fibre fabric and emulation silk face fabric, but still prolong at dyeing process and to have used pad dyeing and dye gigging and rope dyeing production process, although used the sand washing operation in back arrangement process, the final effect people who obtains does not reach the style of silk fabric yet yet.
Summary of the invention
The object of the invention provides a kind of colouring method of cuprammonium fabric, and the cuprammonium fabric that utilizes this colouring method to obtain has the soft and gloss as excellent vertical sense, velvet and the silk broadcloth.
The present invention can be implemented by the following technical programs:
A kind of colouring method of cuprammonium fabric, it comprises the steps:
(1), washing step: cuprammonium fabric is put into dye jigger clean, and add cleaning agent, the amount that adds cleaning agent is to add 3~5g in per 1 premium on currency, and water temperature remains on 90~95 ℃, and the dye gigging roller is positive and negative respectively to rotate 3~5 times, and overflow water goes out cloth;
(2), concise operation: in dyeing machine, annotate industrial soft water, cloth is immersed in the water and with water circulation moves, make that toward the interior sodium hydroxide solution that adds of dyeing machine the pH value of the interior liquid of dyeing machine is 13.5~14.5, begin to be warming up to 76~84 ℃ after 8~12 minutes, be incubated after 140~170 minutes and shut down, get rid of the liquid in the dyeing machine, the pH value of washing again until body is 7.2~7.4;
(3), dyeing process: in dyeing machine, inject industrial soft water, add the precious and vapour crust effect of dye bath, the amount that adds the dye bath treasured is to add 1.4~1.8g in per 1 premium on currency, the amount that adds vapour crust effect is to add 0.6~1g in every premium on currency, water in the dyeing machine is warming up to 75~80 ℃, add REACTIVE DYES, add anhydrous sodium sulfate after 18~22 minutes, the amount that adds anhydrous sodium sulfate is to add 4~6g in per 1 premium on currency, be incubated and be cooled to 55~65 ℃ after 35~45 minutes, add NaOH after 8~12 minutes, the amount that adds NaOH is to add 2.8~3.2g in per 1 premium on currency, after being incubated 35~45 minutes again, get rid of dye liquor; In dyeing machine, add water again, washed 8~12 minutes, again the water in the dyeing machine is warming up to 45~55 ℃, be incubated and get rid of washing lotion after 8~12 minutes; In dyeing machine, add water, softener, glacial acetic acid again, in temperature is the washing that neutralizes under 45~55 ℃, the amount that adds softener is to add 0.05~0.1g in per 1 premium on currency, and the amount that adds acetic acid is to add 0.05~0.08g in per 1 premium on currency, neutralization washing discharge opeing after 8~12 minutes; Add and soap after water is warming up to 90~95 ℃, add washing agent, softener in dyeing machine, the amount that adds washing agent is to add 0.04~0.05g in per 1 premium on currency, and the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, discharge opeing after soaping 18~22 minutes; Add water and add softener in the dyeing machine again and wash, washing temperature is 45~55 ℃, and the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, washes discharge opeing after 8~12 minutes, adds water again and carries out clear water and wash, and goes out cloth clearly until water.
The copper ammonia fibre single fiber fineness of described cuprammonium fabric is less than 2.2dtex; The tightness ratio of cuprammonium fabric is: plain weave is smaller or equal to 1.1, and twill is smaller or equal to 1.3.
Described plain weave tightness ratio equals described twill tightness ratio.
In the described dyeing process, will dissolve good REACTIVE DYES and slowly add in the dyeing machine, the time of adding is 8~12 minutes, adds back insulation 8~12 minutes; Described adding anhydrous sodium sulfate divides 3 addings, and be 18~22 minutes each blanking time that adds, and adds back insulation 40 minutes for the third time.
The purity of described NaOH is greater than 99%.
Described dyeing machine is complete loose formula overflow, injection dyeing machine.
In the described concise operation, washing comprises the washing of carrying out the successively first time, washing for the second time, neutralization washing for the first time, neutralization washing for the second time, clear water is washed, washing for the first time, the washing temperature of washing is 75~85 ℃ for the second time, washing for the first time adds entry and softener, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, washing for the second time adds entry, NaOH, the spirit of deoiling, softener, the amount that adds NaOH is to add 1.3~1.9g in per 1 premium on currency, the amount that adds the spirit of deoiling is to add 0.6~1.0g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, the washing time of washing for the first time and washing for the second time all is 18~22 minutes, the washing temperature of neutralization washing for the first time and neutralization washing for the second time is 55~65 ℃, neutralization washing for the first time adds entry, acetic acid, softener, the amount that adds acetic acid is to add 1.3~1.9g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, neutralization washing for the second time adds entry, acetic acid, softener, the amount that adds acetic acid is to add 0.6~1.0g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, and the time of neutralization washing for the first time and neutralization washing for the second time all is 18~22 minutes.
Compared with the prior art the present invention has following advantage: washing step is for grease and spot on the cloth cover of debatching and preliminary cleaning cuprammonium fabric; The spot that act as the slurry on the organizine, grease and cloth cover in the cuprammonium fabric of decorporating of concise operation, increase the permeability of dyeing and the uniformity of inhaling look, be in order to improve the cellulosic feel in the copper ammonia fibre, to increase vertical sense, velvet and the soft hand feeling of fabric in addition; The cuprammonium fabric that obtains with described colouring method has good hygroscopicity, gas permeability and skin-friendly and the weak static behaviour that had can prevent that lining from attaching to skin, the rerum natura that these are excellent makes its lining become one of top-grade fashion lining of generally acknowledging in the world at present.
The specific embodiment
Embodiment 1:
A kind of cuprammonium fabric, wherein the copper ammonia fibre single fiber fineness of cuprammonium fabric should be below 2.2dtex, and fabric construction is reasonable in design, tightness ratio: plain weave is smaller or equal to 1.1, and twill is smaller or equal to 1.45, and its colouring method comprises the steps:
(1) washing step: cuprammonium fabric is involved in dye jigger cleans, and add an amount of cleaning agent, about 60 ℃ of water temperatures, the fabric drum roller rotating in described dye jigger each repeatedly, overflow water goes out cloth.
(2) concise operation: 2500 liters water are injected in the dyeing machine, the cloth after the debatching washing is sent in the described dyeing machine, soak and do circular flow; Be the 30% sodium hydroxide solution 200kg and the spirit of deoiling toward the interior concentration that adds of described dyeing machine successively, make that the solution pH value is 13.5~14.5, begin to be warming up to 80 ℃ after 10 minutes and be incubated the feel of shutting down observation cloth after 150 minutes again, carry out the discharge opeing washing after qualified, then carry out the discharge opeing washing again, washing again neutralizes; Wherein water-washing process comprises wherein the 1st washing, injects 2500 liters water and adds the washing that 2kg softener 600 carries out in described dyeing machine, and wherein washing temperature is 80 ℃, and the washing time is discharge opeing then in 20 minutes; The 2nd washing injected 2500 liters water in the described dyeing machine and added the softener 600 clever 901,2kg that deoils of NaOH, the 2kg of 4kg, and wherein washing temperature is 80 ℃, and the washing time is discharge opeing then in 20 minutes; The 3rd washing washed for middle Heshui, injects 2500 liters water and adds the glacial acetic acid of 4kg, the softener 600 of 2kg in described dyeing machine, and wherein washing temperature is 60 ℃, and the washing time is discharge opeing then in 20 minutes; The 4th washing, toward the interior softener 600 that injects 2500 liters water and add 2kg of described dyeing machine, wherein washing temperature is 60 ℃, the washing time is 20 minutes; The 5th washing is washed for clear water, and the pH value that notes 2500 premium on currency in the dyeing machine, clear water are washed repeatedly until cloth is 6.7~7.3;
In concise operation, the pH value of sodium hydroxide solution is between 13.5~14.5, and its consumption and its concentration heavily come to determine according to color and cloth.
(3) dyeing process: in dyeing machine, annotate 2500 liters industrial soft water and add the precious 4kg of dye bath, DS vapour crust effect 2kg, be warming up to 80 ℃, slowly add in the dyeing machine with changing good dyestuff (REACTIVE DYES), joining day is 10 minutes, divide again after 10 minutes and add dyeing auxiliaries glauber salt anhydrous sodium sulfate for 3 times, each 20 minutes at interval, the 3rd adding back insulation was cooled to 60 ℃ after 40 minutes.Add NaOH 75kg after 10 minutes at twice,, be incubated 40 minutes again and then lower the temperature discharge opeing, then wash, soap, wash again at every turn every 20 minutes;
Washing before soaping comprises the cold wash under the 1st time the normal temperature, wherein adds 2500 liters in cold water, and the washing time is 10 minutes, discharge opeing then; The 2nd washing, the water of adding 2500 is warmed up to 50 ℃, and the washing time is discharge opeing then in 10 minutes; The 3rd washing is the Warm Wash of the softener 600 of the glacial acetic acid, the 2kg that add 1.5kg, and wherein the washing time is 10 minutes, and temperature is 50 ℃; Soap the softener 600 that comprises the washing agent 209 that adds 1kg, 2kg, wherein water temperature is 90~95 ℃, the washing time is 20 minutes; Discharge opeing cooling is then got swatch and is declared look to sample, adds the softener 600 of 2kg after qualified again, washes again, and wherein water temperature is 50 ℃, and the washing time is 10 minutes, and discharge opeing is carried out clear water again and washed, and goes out cloth clearly until water.
Concise and dyeing is to carry out in complete loose formula overflow, injection dyeing machine, machine is horizontal tubulose, predominant tube diameter is big, cloth is immersed in the solution, being Song Shizhuan banks up, flow slowly swimming before machine behind the slave with liquid, in being responsible for before the machine guide wheel and nozzle are arranged, cloth is flowed through after looped pipeline takes machine to fast by liquid by guide wheel and nozzle.
The qualified cloth that will dye the at last finishing process of seeing off, described finishing process comprise dehydration, open-width, the oven dry carried out successively, go up resin, oven dry again, air-flow sand washing, open-width, decatize, typing, checking procedure again.
Wherein sand washing step is for to send cloth into air-flow sand washing machine, and under the transmission guide wheel drove, cloth circulated in machine, and injected air-flow is patted; Whole process is controlled by computer, 60~90 minutes time, 70~80 ℃ of temperature, 100~350 meters/minute of circulation cloth speed.
The open-width step is manual, prevents to damage body.50 meters/minute of typing cloth speed in the fixating shape step, 145 ℃ of temperature, overfeeding 8~12%, cloth need carry out decatize before entering the setting machine drying room, and the decatize case is placed on the bottom of cloth, apart from cloth 5~8cm.Decatize is smooth to the cloth cover that guarantees fabric, dimensionally stable, feel is soft is very important.
The purity of employed NaOH is more than 99% in each operation.
In addition be also noted that following some:
The debatching washing step carries out on dye jigger, also can similarly carry out on the machine.
Bath raio in concise, the dyeing process should be decided according to length, weight and the color to be dyed of cloth, and the dyeing of big bath raio is crucial.Liquid level requires accurately, and it is fixed that the circulation rate of cloth is come with the length of cloth, and the frequency conversion discomfort is excessive, and the impulse force of nozzle diameter and liquid stream will keep suitably, and cloth speed is easy to generate bubble too soon, and cloth cover easily produces and tears.The dyeing water should the strict content of controlling calcium, magnesium, iron ion.
The concise time should be decided by the feel that cloth will reach, but the time is unsuitable long, notes preventing that the inherent quality of cloth from sustaining damage, and concise after washing is wanted thoroughly, and it is neutral that body PH is.
The used REACTIVE DYES, auxiliary agent of dyeing and cloth is carried out the back used resin of arrangement must be environment-friendly type, forbid to use REACTIVE DYES and auxiliary agent inferior and that harmful chemical component exceeds standard, used a large amount of salt and alkali during dyeing, washing must be abundant, prevents to produce salt, alkaline color spot at cloth cover.
The employed setting machine of finalizing the design should be furnished with highly sensitive weft straightener and super-feeding device, and the reply machine overhauls and maintains before the typing, does not use edge spreader, prevents to abrade body.
Check should comprise the check of presentation quality, physical property and chemical hazard residue thing content.

Claims (7)

1, a kind of colouring method of cuprammonium fabric, it is characterized in that: it comprises the steps:
(1), washing step: cuprammonium fabric is put into dye jigger clean, and add cleaning agent, the amount that adds cleaning agent is to add 3~5g in per 1 premium on currency, and water temperature remains on 90~95 ℃, and the dye gigging roller is positive and negative respectively to rotate 3~5 times, and overflow water goes out cloth;
(2), concise operation: in dyeing machine, annotate industrial soft water, cloth is immersed in the water and with water circulation moves, make that toward the interior sodium hydroxide solution that adds of dyeing machine the pH value of the interior liquid of dyeing machine is 13.5~14.5, begin to be warming up to 76~84 ℃ after 8~12 minutes, be incubated after 140~170 minutes and shut down, get rid of the liquid in the dyeing machine, the pH value of washing again until body is 7.2~7.4;
(3), dyeing process: in dyeing machine, inject industrial soft water, add the precious and vapour crust effect of dye bath, the amount that adds the dye bath treasured is to add 1.4~1.8g in per 1 premium on currency, the amount that adds vapour crust effect is to add 0.6~1g in every premium on currency, water in the dyeing machine is warming up to 75~80 ℃, add REACTIVE DYES, add anhydrous sodium sulfate after 18~22 minutes, the amount that adds anhydrous sodium sulfate is to add 4~6g in per 1 premium on currency, be incubated and be cooled to 55~65 ℃ after 35~45 minutes, add NaOH after 8~12 minutes, the amount that adds NaOH is to add 2.8~3.2g in per 1 premium on currency, after being incubated 35~45 minutes again, get rid of dye liquor; In dyeing machine, add water again, washed 8~12 minutes, again the water in the dyeing machine is warming up to 45~55 ℃, be incubated and get rid of washing lotion after 8~12 minutes; In dyeing machine, add water, softener, glacial acetic acid again, in temperature is the washing that neutralizes under 45~55 ℃, the amount that adds softener is to add 0.05~0.1g in per 1 premium on currency, and the amount that adds glacial acetic acid is to add 0.05~0.08g in per 1 premium on currency, neutralization washing discharge opeing after 8~12 minutes; Add and soap after water is warming up to 90~95 ℃, add washing agent, softener in dyeing machine, the amount that adds washing agent is to add 0.04~0.05g in per 1 premium on currency, and the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, discharge opeing after soaping 18~22 minutes; Add water and add softener in the dyeing machine again and wash, washing temperature is 45~55 ℃, and the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, washes discharge opeing after 8~12 minutes, adds water again and carries out clear water and wash, and goes out cloth clearly until water.
2, the colouring method of cuprammonium fabric according to claim 1 is characterized in that: the copper ammonia fibre single fiber fineness of described cuprammonium fabric is less than 2.2dtex; The tightness ratio of cuprammonium fabric is: plain weave is smaller or equal to 1.1, and twill is smaller or equal to 1.3.
3, the colouring method of cuprammonium fabric according to claim 2 is characterized in that: described plain weave tightness ratio equals described twill tightness ratio.
4, the colouring method of cuprammonium fabric according to claim 1 is characterized in that: in the described dyeing process, will dissolve good REACTIVE DYES and slowly add in the dyeing machine, the time of adding is 8~12 minutes, adds back insulation 8~12 minutes; Described adding anhydrous sodium sulfate divides 3 addings, and be 18~22 minutes each blanking time that adds, and adds back insulation 40 minutes for the third time.
5, the colouring method of cuprammonium fabric according to claim 1 is characterized in that: the purity of described NaOH is greater than 99%.
6, the colouring method of cuprammonium fabric according to claim 1 is characterized in that: described dyeing machine is complete loose formula overflow, injection dyeing machine.
7, the colouring method of cuprammonium fabric according to claim 1, it is characterized in that: in the described concise operation, washing comprises the washing of carrying out the successively first time, washing for the second time, neutralization washing for the first time, neutralization washing for the second time, clear water is washed, washing for the first time, the washing temperature of washing is 75~85 ℃ for the second time, washing for the first time adds entry and softener, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, washing for the second time adds entry, NaOH, the spirit of deoiling, softener, the amount that adds NaOH is to add 1.3~1.9g in per 1 premium on currency, the amount that adds the spirit of deoiling is to add 0.6~1.0g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, the washing time of washing for the first time and washing for the second time all is 18~22 minutes, the washing temperature of neutralization washing for the first time and neutralization washing for the second time is 55~65 ℃, neutralization washing for the first time adds entry, acetic acid, softener, the amount that adds acetic acid is to add 1.3~1.9g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, neutralization washing for the second time adds entry, acetic acid, softener, the amount that adds acetic acid is to add 0.6~1.0g in per 1 premium on currency, the amount that adds softener is to add 0.6~1.0g in per 1 premium on currency, and the time of neutralization washing for the first time and neutralization washing for the second time all is 18~22 minutes.
CNB200610041011XA 2006-07-13 2006-07-13 Dyeing method for cuprammonium fabric CN100425760C (en)

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Families Citing this family (8)

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Publication number Priority date Publication date Assignee Title
CN100554572C (en) * 2007-05-31 2009-10-28 吴江德伊时装面料有限公司 A kind of copper ammonia fibre and colouring method cotton, cotton brocade core-spun yarn interwoven cloth
CN101498102B (en) * 2009-03-03 2011-01-12 杭州喜得宝集团有限公司 Method for processing rayon artificial silk
CN102312374B (en) * 2011-03-17 2013-07-03 苏州金科达纺织科技股份有限公司 Dyeing method of interwoven fabric made of cuprammonium fibers and tencels
CN102433781B (en) * 2011-08-24 2014-06-04 杭州绿欣科贸有限公司 Dyeing and finishing process for superfine cellulose filament fabric
CN102634988B (en) * 2011-12-20 2015-04-15 华纺股份有限公司 Process for dyeing and finishing cuprammonuium fabric
CN104047093A (en) * 2013-03-11 2014-09-17 盐城悦弘织造有限公司 Pure copper ammonia fiber high-density imitated silk jacquard plus material and preparing method of pure copper ammonia fiber high-density imitated silk jacquard plus material
CN105568590A (en) * 2015-12-18 2016-05-11 常熟市通顺印染有限公司 Dyeing process of textiles
CN110129960A (en) * 2019-06-14 2019-08-16 吴江德伊时装面料有限公司 A kind of fabric preparation process containing copper ammonia fiber

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