CN101082183A - Dyeing method of interwoven fabric of copper ammonia fiber, cotton and cotton-nylon core spun yarn - Google Patents
Dyeing method of interwoven fabric of copper ammonia fiber, cotton and cotton-nylon core spun yarn Download PDFInfo
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- CN101082183A CN101082183A CNA2007100227994A CN200710022799A CN101082183A CN 101082183 A CN101082183 A CN 101082183A CN A2007100227994 A CNA2007100227994 A CN A2007100227994A CN 200710022799 A CN200710022799 A CN 200710022799A CN 101082183 A CN101082183 A CN 101082183A
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- 238000000034 method Methods 0.000 title claims abstract description 36
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- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 37
- 239000000975 dye Substances 0.000 claims description 31
- 238000010792 warming Methods 0.000 claims description 21
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- 238000004040 coloring Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 12
- 241001584775 Tunga penetrans Species 0.000 claims description 8
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Abstract
The invention relates to a dyeing method of copper ammonia fiber and cotton-nylon core spun yarn interwoven fabric, which comprises the following steps: (1) a washing process, (2) a scouring process, (3) a bleaching process, (4) cellulase washing, and (5) a dyeing process; the interwoven fabric of the cuprammonium fibers, the cotton and the cotton-nylon yarns obtained by the dyeing method has the appearance style of a silk fabric, can fully reflect the characteristics of moisture absorption, good ventilation, comfortable wearing, good elasticity, body skeleton, stable size, strong anti-drape property and smooth and flat cloth cover of the natural fiber fabric, and meanwhile, the nylon bright yarns are contained in the cotton yarns, so that the cloth cover presents golden dots, and if the nylon bright yarns are stable, the interwoven fabric has a very strong fashion style.
Description
Technical field
The present invention relates to a kind of colouring method of cloth, especially a kind of copper ammonia fibre and colouring method cotton, cotton brocade core-spun yarn interwoven cloth.
Background technology
People are making great efforts to explore and develop a kind of good natural and aftergrowth fabric always in the textile industry in modern times, improve and improve the einnehmen function of its fiber, are used to satisfy the consumer to healthy, environmental protection with look for novelty, ask the demand of different and fashion-orientation.
Copper ammonia fibre is a regenerated celulose fibre, and raw material is a cotton linter, can carry out natural degradation.The lining of producing with copper ammonia fibre meets contemporary people's back to nature, advocates the requirement of ecological, environmental protective.Copper ammonia fibre is one of the best cellulose fibre.Its fiber single fiber is thin, and moisture absorption is fast, and is wet powerful high, and its lining good permeability is called as the lining that can breathe.The alternative real silk of this fiber, strong with the silk-like fabric silk-like handle of its production, lovely luster, elegant style, luxurious.
Cotton fiber is that output is the highest in numerous natural fabrics, most widely used string, and its lining moisture absorption is fast, good permeability, and comfortable and easy to wear, the body bone is good.Use cotton fiber and other fibers and carry out the lining that the yarn that different combinations makes and the system of knitting form, its style and features with take performance bigger difference just arranged.
Make warp with the cuprammonium long filament, cotton and cotton and chinlon filament cladded yarn is made latitude and is equipped with rational tissue design, the fabric that the system of knitting forms, both embodied the magnificent feature of real silk fabric, kept again that the COTTON FABRIC cloth cover is smooth, well-pressed, dimensionally stable, un-slipped advantage, the golden yellow bright spot that forms of the dyed back of bright and beautiful line long filament simultaneously is included in the lining indistinctly, and lining has new, different fashion style.
Cotton fiber material abundance, cheap, POLYAMIDE YARNS are that list is restrainted the lustrous filament consumption seldom, the alternative containing metal silk fabrics of this lining.The emulation silk face fabric that utilizes copper ammonia fibre to produce belongs to up-to-date creation, uses cotton, cotton brocade core-spun yarn to make latitude interweave with it dyeing, the method for sorting of cloth, the present example that does not also have success.
Summary of the invention
The object of the present invention is to provide a kind of copper ammonia fibre and colouring method cotton, cotton brocade core-spun yarn interwoven cloth, the cloth fabric that interweaves that utilizes this colouring method to obtain had both had the graceful magnificent effect of silk fabrics, it is fast, ventilative good and comfortable and easy to wear to pay again in moisture absorption, cloth cover is smooth, bright and clean, good springiness, the feature that dimensionally stable is un-slipped.
In order to reach above purpose, the scheme that the present invention adopts is: a kind of copper ammonia fibre and colouring method cotton, cotton brocade core-spun yarn interwoven cloth, it comprises the steps:
(1), washing step: the copper ammonia fibre after will singing and cotton, the cotton bright and beautiful yarn cloth that interweaves is put into dye jigger and is added water toward described dye jigger and cleans, and overflow water goes out cloth, and water temperature is a normal temperature;
(2), concise operation: in dyeing machine, inject water, cloth is soaked in water and moved with water circulation, add concentration again in the described dyeing machine respectively and be 30%～32% sodium hydroxide solution and bathe in the quality dose, begin after 8～12 minutes to heat up and reach 76～84 ℃ until temperature, be incubated after 140～170 minutes and shut down, get rid of the liquid in the dyeing machine, adding entry again washes, until the pH of body value is 7.0～7.3, wherein, the amount that adds described sodium hydroxide solution is to add 65～75g in every premium on currency, and the amount that adds upgrader in the balneation is to add 0.6～0.9g in every premium on currency;
(3), bleaching process: toward the interior water filling of dyeing machine, cloth is immersed in the water and with water circulation and moves, in dyeing machine, add hydrogen peroxide respectively again, soda ash, upgrader in the bath, be warming up to 90～96 ℃, be incubated discharge opeing after 35～45 minutes, in above-mentioned dyeing machine, add water respectively again, remove oxygenase, and be warming up to 85～95 ℃, be incubated discharge opeing after 15～25 minutes, adding water again in the above-mentioned dyeing machine, repeatedly to wash until the pH of body value be 7.0～7.3, wherein, the above-mentioned amount that adds hydrogen peroxide is to add 14～18g in every premium on currency, the amount that adds soda ash is to add 0.6～1.0g in every premium on currency, the amount that adds upgrader in the bath is to add 0.6～0.9g in every premium on currency, adding the amount of removing oxygenase is to add 0.2～0.3g in every premium on currency;
(4), cellulase washing: once more toward the interior water filling of dyeing machine, cloth is immersed in the water and with water circulation and moves, adding glacial acetic acid in the described dyeing machine makes the pH value reach 4.5～6.5, be warming up to 45～55 ℃, add cellulase respectively, upgrader in the bath, be incubated and shut down draining after 30～45 minutes, in dyeing machine, add water again, add that upgrader cleans in the bath, be warming up to 87～92 ℃, be incubated and shut down draining after 15～25 minutes, the quality that wherein adds described cellulase is described copper ammonia fibre and 3～5% of the gross mass of the cloth that interweaves, and the amount that adds upgrader in the described bath is to add 0.6～0.9g in every premium on currency;
(5), dyeing process: in dyeing machine, inject water, add the dye bath treasured respectively, upgrader in the bath, the deaeration bleeding agent, after water in the dyeing machine is warming up to 75～84 ℃, add dyestuff again, add anhydrous sodium sulfate after 10～15 minutes again, be incubated and be cooled to 56～64 ℃ after 35～45 minutes, add NaOH after 8～12 minutes again, after being incubated 35～45 minutes again, again cloth is washed after getting rid of dye liquor, go out cloth clearly until water, the amount that adds described dye bath treasured is to add 0.6～0.9g in every premium on currency, and the amount that adds upgrader in the described bath is to add 0.8～1.4g in every premium on currency, and the amount that adds described deaeration bleeding agent is to add 0.6～0.9g in every premium on currency, the amount that adds described anhydrous sodium sulfate is to add 60～70g in per 1 premium on currency, and the amount that adds NaOH is to add 30～35g in per 1 premium on currency.
In above-mentioned step (5) dyeing process, get rid of again cloth to be washed behind the dye liquor and comprise the following steps of carrying out successively:
(1), in dyeing machine, adds entry, normal-temperature water washing discharge opeing after 8～12 minutes;
(2), in dyeing machine, add water, add upgrader in the bath, cloth is washed after being warming up to 45～55 ℃, get rid of washing lotion after 8～12 minutes, the amount that adds upgrader in the balneation is 0.4～0.8g in every premium on currency;
(3), toward dyeing machine Nei Jiashui, add upgrader in the bath, glacial acetic acid, in temperature is the washing that neutralizes under 45～55 ℃, wherein, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, the amount that adds glacial acetic acid is to add 0.4～0.9g in per 1 premium on currency, neutralization washing discharge opeing after 8～12 minutes;
(4) add in the dyeing machine and soap after water is warming up to 90～95 ℃, soap is to add soaping agent in dyeing machine, upgrader in the bath, the amount that adds soaping agent is to add 0.5～1.0g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, discharge opeing after soaping 18～22 minutes;
(5), add water in the dyeing machine and add in the bath upgrader and wash, washing temperature is 45～55 ℃, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, washes discharge opeing after 8～12 minutes, adds water again and carries out clear water and wash.
In the dyeing process of described step (5), adding the used time of described dyestuff is 5～15 minutes, be incubated 8～12 minutes after adding described dyestuff, add anhydrous sodium sulfate again, described anhydrous sodium sulfate divides 3 addings, each time interval that adds is 18～22 minutes, adds back insulation 35～45 minutes for the third time; Described NaOH adds at twice, and twice adds the used time of NaOH is 35～45 minutes.
Concentration at the described glacial acetic acid that each time added is 40～45%; In the purity of the described NaOH that each time added greater than 99%.
Described dyeing machine is complete loose formula overflow, injection dyeing machine.
In step (2), add entry and wash and comprise that the first time washing, washing for the second time, neutralization washing for the first time, neutralization washing for the second time, the clear water that carry out successively wash;
Wherein, washing for the first time, the washing temperature of washing is 75～85 ℃ for the second time, washing for the first time adds upgrader in entry and the bath, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, washing for the second time adds entry, NaOH, the spirit of deoiling, upgrader in the bath, the amount that adds NaOH is to add 1.4～1.8g in per 1 premium on currency, the amount that adds the spirit of deoiling is to add 0.6～0.9g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, and 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 upgrader in entry, glacial acetic acid, the bath, the amount that adds glacial acetic acid is to add 1.4～1.8g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, neutralization washing for the second time adds upgrader in entry, the bath, the amount that adds upgrader in the balneation is to add 0.4～0.8g 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.
Because the present invention has adopted above technical scheme, its advantage is: compared with the prior art the present invention has following advantage: the effect of washing step and concise operation is the spot of slurry, grease and the cloth cover of organizine in the cloth that interweaves in order to decorporate, can improve the feel of fiber in the cloth again, increase the permeability of dyeing and the uniformity of inhaling look, reduce aberration look flower; Bleaching process is in order to remove natural colouring matter in the cotton fiber, stablize whiteness, making fiber inhale look even, color and luster is more bright-coloured: the cellulase washing step is in order to remove because of the sticking fine hair that floats on fabric face of fiber, improve feel, make fiber become more fluffy, increase the elasticity of lining, make cloth cover bright and clean smooth.
The copper ammonia fibre that obtains with described colouring method and cotton, the cotton bright and beautiful yarn cloth fabric that interweaves had both had the appearance style of silk broadcloth lining, can more demonstrate fully again natural plant fibre moisture absorption, ventilative, comfortable and easy to wear, good springiness, the body bone is arranged, the anti-strong feature of fragility of draping over one's shoulders of dimensionally stable.There is the light POLYAMIDE YARNS to be included in the weft yarn,, makes fabric lining have very strong fashion style if steady if existing.
The specific embodiment
Embodiment 1:
A kind of copper ammonia fibre and cotton, cotton brocade core-spun yarn interwoven cloth, the warp thread of the cloth that wherein interweaves: copper ammonia fibre single fiber fineness should be below 2.2dtex, weft yarn: first: cotton yarn, second: cotton brocade core-spun yarn, brocade is single bundle lustrous filament, and more than or equal to 30D, cotton yarn props up more than 30S.Fabric construction is reasonable in design, the tightness ratio of warp-wise and broadwise: plain weave was smaller or equal to 1: 1.1, and twill was smaller or equal to 1: 1.3, and its colouring method comprises the following steps of carrying out successively:
(1) operation of singing: the copper ammonia fibre after the debatching and cotton, cotton brocade core-spun yarn interwoven cloth are singed before delivering to gassing frame, open two burners, positive and negative thin-skinned baked wheaten cakes mao, gaseous-pressure should be controlled at medium on the low side, 85～95 meters/minute of cloth speed.
(2) washing step: with copper ammonia fibre with cotton. the batching roller that cotton brocade core-spun yarn interwoven cloth is involved in dye jigger cleans, water temperature normal temperature, the fabric drum roller rotating in described dye jigger each repeatedly, overflow water goes out cloth.
(3) concise operation: 2400 liters water are injected in the dyeing machine, the cloth after singing, washing is sent in the described dyeing machine, soak and do circular flow; In described dyeing machine, add sodium hydroxide solution 150～170kg, concentration 30% successively; Add upgrader in the balneation (main component is polymer waterborne polyurethane and poly-quaternary ammonium salt resin) 2kg, the spirit of deoiling (key component is inorganic salts and surfactant) 1kg, begin to be warming up to 80 ℃ and be incubated after 10 minutes, shut down the feel of observing cloth after 140～150 minutes, 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 washing for the first time, injects 2400 liters water and adds the washing that 1kg bath upgrader carries out in described dyeing machine, and wherein washing temperature is 80 ℃, and the washing time is 20 minutes, discharge opeing then; Washing is for the second time injected 2400 liters water and is added the NaOH of 4kg, the spirit of deoiling of 2kg, the bath upgrader of 1kg in described dyeing machine, and wherein washing temperature is 80 ℃, and the washing time is discharge opeing then in 20 minutes; Washing for the third time is the neutralization washing, injects 2400 liters water and adds the glacial acetic acid of 4kg, the bath upgrader of 1kg 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 bath upgrader that injects 2400 liters water and add 1kg of described dyeing machine, wherein washing temperature is 60 ℃, the washing time is 20 minutes; The 5th washing washed for clear water, and 55～60 ℃ of water temperatures are annotated 2400 premium on currency in dyeing machine, and the pH value that clear water is washed repeatedly until cloth is neutrality 7.0～7.3;
In concise operation, the pH value of sodium hydroxide solution is between 13.5～14.5, and its consumption is according to interweaving the weight of cloth and distinguishing.
(4) bleaching process: toward the interior water filling of dyeing machine, cloth is immersed in the water and with the water circulation operation, adds hydrogen peroxide again in dyeing machine, adds soda ash, adds upgrader in the bath, is warming up to 90～98 ℃ of insulations 35～45 minutes.Discharge opeing adds water, add and remove oxygenase (catalase), and be warming up to 85～95C, and being incubated 15～25 minutes, discharge opeing adds water and is warming up to 65～75 ℃, be incubated 15～25 minutes, discharge opeing adds water and is warming up to 35～45 ℃, is incubated 15～25 minutes, discharge opeing adds water washing again, is 7.0～7.3 until the pH value of body.The amount that wherein adds hydrogen peroxide is every premium on currency 14～18g, and the amount that adds soda ash is every premium on currency 0.6～1.0g, and the amount that adds upgrader in the bath is that the amount that every premium on currency 0.6～0.9g. adds except that oxygenase is every premium on currency 0.2～0.3g, and the main component of removing oxygenase is:.
(5) cellulase washing: 2400 liters water are injected in the dyeing machine, add an amount of glacial acetic acid and make the pH value reach 4.5～6.0, be warming up to 50～55 ℃, add cellulase, addition be cloth heavy 3～5%, add upgrader in the bath, addition is 0.6～0.9g. cloth swimming that circulates in machine in every premium on currency, is incubated discharge opeing after 35～45 minutes, adding water 2400 premium on currency again washes, appreciation to 90 ℃, dyeing is waited in discharge opeing after 10 minutes.Cellulase can improve cloth feel, increase pliability, reduce dead loose thread, remove surperficial fine hair.The cellulase of selecting for use in the present embodiment is for containing the unhairing ferment ACE70～cellulase of holding concurrently of wearing away that textile technology Co., Ltd of Tang chooses.
(6) dyeing process: in dyeing machine, inject 2400 liters industrial soft water and add dyeing assistant dye bath treasured and bath upgrader, deaeration bleeding agent, be warming up to 80 ℃.The main chemical compositions of color additive dye bath treasured is the polyethers copolymer, the better effects if that they can make dyeing.Upgrader can prevent to crease in dyeing and be scratched in the bath, and the main chemical compositions of deaeration bleeding agent is multiple non-ionic surface active agent and additive, can prevent that cloth from bubbling, and increases infiltration and reduces fold.Then will change good dyestuff (REACTIVE DYES) slowly adds in the dyeing machine, joining day is 10 minutes, divide again after 10 minutes to add dyeing auxiliaries glauber salt anhydrous sodium sulfate 100～150kg for 3 times, each 20 minutes at interval, add the back insulation for the third time and be 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 primary normal temperature, wherein adds 2400 liters in cold water, and the washing time is 10 minutes, discharge opeing then; Washing for the second time, the water of adding 2400 is warmed up to 50 ℃, and the washing time is discharge opeing then in 10 minutes; Washing for the third time adds upgrader in the bath of glacial acetic acid, 1.5kg of 1.5kg for neutralization washing, wherein temperature is 50 ℃, and the washing time is 10 minutes, gets rid of liquid then; Soap comprise that the soaping agent vapour crust that adds 1.5kg is imitated, upgrader in the bath of 1.5kg, the washing agent of 1Kg, 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, and the fineness of definite feel and cloth cover, add upgrader in the bath that water adds 1.5kg after qualified again, wash, wherein water temperature is 50 ℃ again, and the washing time is 10 minutes, discharge opeing is carried out clear water again and is washed, and goes out cloth clearly until water.
The addition of dyeing auxiliaries glauber salt anhydrous sodium sulfate, the addition of glacial acetic acid, the addition of soaping agent are relevant with color to be dyed cloth in the operation of dyeing, and it is many to dye dark consumption, and light color should suitably reduce consumption.The Main Ingredients and Appearance that soaping agent vapour crust is imitated is a polyacrylic acid sodium salt, and it can make the COLOR FASTNESS after the dyeing better.
Concise, bleaching, cellulase washing and dyeing are 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 circulation rate of cloth is low as far as possible when concise, bleaching, cellulase washing and dyeing, and cloth speed should be less than 150 meters/minute, and the time of circulation should be lower than 2 minutes.Dye bath ratio should be than ordinary stain bath raio more greatly, and bath raio is more suitable 1: 20～25.It is more suitable that four procedures are finished in same board continuously.
The qualified cloth that will dye at last carries out finishing process, and described finishing process should comprise the dehydration carried out successively, open-width, oven dry, goes up resin, oven dry again, air-flow sand washing, steps such as open-width, decatize typing, check again.
The open-width step is manual, and cloth cover discomfort when wet condition is born bigger tension force, prevents to damage body.The oven dry and the typing of cloth of interweaving all carried out on setting machine, and oven dry for the first time is for drying entirely, 125～130 ℃ of oven temperatures, and 30～35 meters/minute of cloth speed, overfeeding 10～13%, the air output of blower fan are normal 1/3.Oven dry is for the second time dried for half behind the last resin, 120～125 ℃ of oven temperatures, and 40～45 meters/minute of cloth speed, overfeeding 10～13%, blower fan air output are normal 1/4～1/3.The good cloth of half oven dry is lax shape and is stacked in and deposits in the cloth car.
Last resin: go up resin and on flat cylinder dye jigger, carry out, in coiling and debatching process, should reduce tension force as far as possible.Used resin should be fatty acid and poly-amino class, and the auxiliary agent of these kinds is suitable for copper ammonia fibre and cotton fiber, can give bright and clean surface of fabric and fabulous elasticity and vertical property.Consumption should be determined, should be used the cross linking agent resin of high-quality and low formaldehyde content in requirement heavy by cloth and factory.
The sand washing operation: the cloth that interweaves that will go up under half wet condition of resin is sent into air-flow sand washing machine, and under the drive of transmission guide wheel, cloth circulates in machine, and injected air-flow is patted; Whole process is controlled by computer, 35～50 minutes time, and 90～100 ℃ of temperature, 100～300 meters/minute of circulation cloth speed, single tube cloth length should be below 400 meters, and fan delivery should be at 20～30% of nominal air delivery.
Decatize and typing: cloth need carry out decatize before entering the setting machine baking oven, and the steam of decatize is supplied with by a rectangular decatize case, and the decatize case is placed on the front lower place of setting machine baking oven, apart from cloth cover 5～8cm.Decatize is to guaranteeing smooth, the dimensionally stable of cloth cover of lining, and gentle the feeling well of feel is very important.30 meters/minute of setting machine cloth speed, 125 ℃ of temperature, overfeeding 2.5～4%, blower fan does not leave.
The purity of employed NaOH is more than 99% in each operation, and glacial acetic acid is dyeing acetic acid, concentration 40～45%.
In addition be also noted that following some:
Washing step carries out on dye jigger, also can similarly carry out on the machine, but move back, tension force is unsuitable excessive during batching, should be less than normal as far as possible.
Bath raio in concise, bleaching, cellulase washing and the dyeing process should decide according to length, weight and the color to be dyed of cloth, and bath ratio dyeing technology is crucial greatly.Long 300～350 meters of cloth, liquid level require accurately, and it is fixed that the circulation rate of cloth is come with the length of cloth, and the speed that is lower than a circulation in 2 minutes is suitable.Frequency conversion is unsuitable excessive, and it is bigger than normal that the nozzle diameter is wanted, and the impulse force of 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 tail end of dyeing machine should suitably be raised, and general center line and the horizontal line of being responsible for is 5～10 ° of angles, helps the circular flow of cloth like this, reduces the scratch to cloth cover.
The concise time should be decided by the feel that the cloth that interweaves 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.
Dye used dyestuff, auxiliary agent and the cloth that interweaves is carried out the back used resin of arrangement must be environment-friendly type forbid to use dyestuff 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 (6)
1, a kind of copper ammonia fibre and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth, it is characterized in that: it comprises the steps:
(1), washing step: the copper ammonia fibre after will singing and cotton, the cotton bright and beautiful yarn cloth that interweaves is put into dye jigger and is added water toward described dye jigger and cleans, and overflow water goes out cloth, and water temperature is a normal temperature;
(2), concise operation: in dyeing machine, inject water, cloth is soaked in water and moved with water circulation, add concentration again in the described dyeing machine respectively and be 30%～32% sodium hydroxide solution and bathe in the quality dose, begin after 8～12 minutes to heat up and reach 76～84 ℃ until temperature, be incubated after 140～170 minutes and shut down, get rid of the liquid in the dyeing machine, adding entry again washes, until the pH of body value is 7.0～7.3, wherein, the amount that adds described sodium hydroxide solution is to add 65～75g in every premium on currency, and the amount that adds upgrader in the balneation is to add 0.6～0.9g in every premium on currency;
(3), bleaching process: toward the interior water filling of dyeing machine, cloth is immersed in the water and with water circulation and moves, in dyeing machine, add hydrogen peroxide respectively again, soda ash, upgrader in the bath, be warming up to 90～96 ℃, be incubated discharge opeing after 35～45 minutes, in above-mentioned dyeing machine, add water respectively again, remove oxygenase, and be warming up to 85～95 ℃, be incubated discharge opeing after 15～25 minutes, adding water again in the above-mentioned dyeing machine, repeatedly to wash until the pH of body value be 7.0～7.3, wherein, the above-mentioned amount that adds hydrogen peroxide is to add 14～18g in every premium on currency, the amount that adds soda ash is to add 0.6～1.0g in every premium on currency, the amount that adds upgrader in the bath is to add 0.6～0.9g in every premium on currency, adding the amount of removing oxygenase is to add 0.2～0.3g in every premium on currency;
(4), cellulase washing: once more toward the interior water filling of dyeing machine, cloth is immersed in the water and with water circulation and moves, adding glacial acetic acid in the described dyeing machine makes the pH value reach 4.5～6.5, be warming up to 45～55 ℃, add cellulase respectively, upgrader in the bath, be incubated and shut down draining after 30～45 minutes, in dyeing machine, add water again, add that upgrader cleans in the bath, be warming up to 87～92 ℃, be incubated and shut down draining after 15～25 minutes, the quality that wherein adds described cellulase is described copper ammonia fibre and 3～5% of the gross mass of the cloth that interweaves, and the amount that adds upgrader in the described bath is to add 0.6～0.9g in every premium on currency;
(5), dyeing process: in dyeing machine, inject water, add the dye bath treasured respectively, upgrader in the bath, the deaeration bleeding agent, after water in the dyeing machine is warming up to 75～84 ℃, add dyestuff again, add anhydrous sodium sulfate after 10～15 minutes again, be incubated and be cooled to 56～64 ℃ after 35～45 minutes, add NaOH after 8～12 minutes again, after being incubated 35～45 minutes again, again cloth is washed after getting rid of dye liquor, go out cloth clearly until water, the amount that adds described dye bath treasured is to add 0.6～0.9g in every premium on currency, and the amount that adds upgrader in the described bath is to add 0.8～1.4g in every premium on currency, and the amount that adds described deaeration bleeding agent is to add 0.6～0.9g in every premium on currency, the amount that adds described anhydrous sodium sulfate is to add 60～70g in per 1 premium on currency, and the amount that adds NaOH is to add 30～35g in per 1 premium on currency.
2, a kind of copper ammonia fibre according to claim 1 and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth is characterized in that: in above-mentioned step (5) dyeing process, get rid of cloth to be washed behind the dye liquor again and comprise the following steps of carrying out successively:
(1), in dyeing machine, adds entry, normal-temperature water washing discharge opeing after 8～12 minutes;
(2), in dyeing machine, add water, add upgrader in the bath, cloth is washed after being warming up to 45～55 ℃, get rid of washing lotion after 8～12 minutes, the amount that adds upgrader in the balneation is 0.4～0.8g in every premium on currency;
(3), toward dyeing machine Nei Jiashui, add upgrader in the bath, glacial acetic acid, in temperature is the washing that neutralizes under 45～55 ℃, wherein, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, the amount that adds glacial acetic acid is to add 0.4～0.9g in per 1 premium on currency, neutralization washing discharge opeing after 8～12 minutes;
(4), add in the dyeing machine and soap after water is warming up to 90～95 ℃, soap is to add soaping agent in dyeing machine, upgrader in the bath, the amount that adds soaping agent is to add 0.5～1.0g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, discharge opeing after soaping 18～22 minutes;
(5), add water in the dyeing machine and add in the bath upgrader and wash, washing temperature is 45～55 ℃, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, washes discharge opeing after 8～12 minutes, adds water again and carries out clear water and wash.
3, a kind of copper ammonia fibre according to claim 1 and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth, it is characterized in that: in the dyeing process of above-mentioned step (5), adding the used time of described dyestuff is 5～15 minutes, be incubated 8～12 minutes after adding described dyestuff, add anhydrous sodium sulfate again, described anhydrous sodium sulfate divides 3 addings, each time interval that adds is 18～22 minutes, add back insulation 35～45 minutes for the third time, described NaOH adds at twice, and twice adds the used time of NaOH is 35～45 minutes.
4, a kind of copper ammonia fibre according to claim 1 and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth, it is characterized in that: the concentration at the described glacial acetic acid that each time added is 40～45%; In the purity of the described NaOH that each time added greater than 99%.
5, a kind of copper ammonia fibre according to claim 1 and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth, it is characterized in that: described dyeing machine is complete loose formula overflow, injection dyeing machine.
6, a kind of copper ammonia fibre according to claim 1 and colouring method cotton, that cotton bright and beautiful yarn interweaves cloth, it is characterized in that: in step (2), add entry and wash and comprise that the first time washing, washing for the second time, neutralization washing for the first time, neutralization washing for the second time, the clear water that carry out successively wash;
Wherein, washing for the first time, the washing temperature of washing is 75～85 ℃ for the second time, washing for the first time adds upgrader in entry and the bath, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, washing for the second time adds entry, NaOH, the spirit of deoiling, upgrader in the bath, the amount that adds NaOH is to add 1.4～1.8g in per 1 premium on currency, the amount that adds the spirit of deoiling is to add 0.6～0.9g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, and 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 upgrader in entry, glacial acetic acid, the bath, the amount that adds glacial acetic acid is to add 1.4～1.8g in per 1 premium on currency, the amount that adds upgrader in the balneation is to add 0.4～0.8g in per 1 premium on currency, neutralization washing for the second time adds upgrader in entry, the bath, the amount that adds upgrader in the balneation is to add 0.4～0.8g 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.
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