CN104631156A - Dyeing and finishing technology of real silk/T400 fabric employing one-bath one-step process - Google Patents
Dyeing and finishing technology of real silk/T400 fabric employing one-bath one-step process Download PDFInfo
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Abstract
The invention relates to a dyeing and finishing technology of real silk/T400 fabric employing a one-bath one-step process. According to the provided technology, degumming of real silk can be finished in a high-temperature dyeing process. The technology has the characteristics that the technological process is short; the real silk is slightly stained or not stained and is not damaged. According to the technical scheme, the dyeing and finishing technology of the real silk/T400 fabric employing the one-bath one-step process sequentially comprises the following steps: (1) pretreatment; (2) degumming of the real silk, dyeing in one bath, and dyeing formula; (3) soaping or reductive cleaning; (4) washing; (5) drying; and (6) thermoforming.
Description
Technical field
The present invention relates to a kind of novel elastic fabric dyeing and finishing process, especially real silk and T400 interweave broadwise elastic fabric one-bath one-step dyeing (namely come unstuck, dye with the bathe) dyeing and finishing technology formed.
Background technology
Silk is natural protein fibre, have " fiber queen " and " human body second skin " laudatory title, not only has soft, elegant outward appearance, have more the interior quality of skin care, health care, have the advantage that other fiber is incomparable.
Clothing containing elastomer, buman body type of both having fitted, represents graceful natural curve, increases aesthetic feeling; Constraint can not be caused to the activity of human body again, cater to the requirement of people to comfortableness.T400 is a kind of NEW TYPE OF COMPOSITE elastomer, is formed by PET and PTT composite spinning arranged side by side, has permanent spireme crimpiness and excellent bulkiness, the feel of elasticity and elastic recovery rate and particularly soft and excellent COLOR FASTNESS.Compared with the elastomer spandex of classics, T400 overcomes the shortcoming of spandex in high temperature resistant, alkaline-resisting, chlorine-resistant property.
Warp is made with mulberry silk, broadwise is pure or makes two (many) component fibers fabric containing T400 fiber, fabric can be made to integrate silk fiber and synthesis elastomer advantage, make up the shortcoming that silk fabric DIMENSIONAL STABILITY is bad, obtain that good permeability, hygroscopicity are strong, comfortable and easy to wear, good springiness, arrange conveniently, the advantage such as glossiness is good, wearability is good.
Real silk and T400 fiber have different dyeabilities, and generally T400 fiber adopts disperse dyeing, and cocoon fiber adopts reactive dyeing, and DISPERSE DYES easily produces staining to real silk.Therefore, when should ensure the dyeing of real silk/T400 intertexture DISPERSE DYES T400 two kinds of component PET/PTT homochromy on dye, avoid DISPERSE DYES again to the staining of cocoon fiber and high temperature to the damage of cocoon fiber, dyeing and finishing technology is most important.
Only there is the research in Dyeing Process of Silk-Polyester Mixtures dyeing at present, yet there are no the research report in the dyeing of real silk/T400 intertexture.The Chinese's paired Silk-Polyester microfiber intertexture carries out two bath process, first have employed high temperature and high pressure method and carries out concise and disperse dyeing, after reduction cleaning, then carries out resisdye to real silk; Also inquired into one-bath two-step process dyeing of real silk/dacron, namely first adopted DISPERSE DYES high temperature dye terylene, then cooling adds alkali and makes REACTIVE DYES set on real silk further.Wang Lan, Zhou Qiubao also studied and adopt two-bath process dyeing silk/dacron, carry out degumming process, then reduction cleaning while adopting High Temperature High Pressure disperse dyeing of polyester to real silk, then carry out ACID DYES cover dyeing silk.These researchs all exist that dyeing long flow path, silk are easily damaged, DISPERSE DYES is easily to problems such as real silk staining.
Summary of the invention
Technical problem to be solved by this invention is the deficiency overcoming above-mentioned background technology, a kind of real silk/T400 intertexture one-bath one-step dyeing dyeing and finishing technology is provided, this technique should be able to complete coming unstuck of real silk while high-temp dyeing, has that technological process is short, the few staining of real silk not even staining and not impaired feature.
Technical scheme provided by the invention is: a kind of real silk/T400 fabric one-bath one-step dyeing dyeing and finishing technology, carries out successively according to following steps:
1) preliminary treatment: process fabric being carried out to certain hour in the water liquid of uniform temperature, the impurity such as the finish of main eccysis fabric face; Treatment temperature 40 ~ 70 DEG C, processing time 30 ~ 60min; Water liquid is made up of detergent and water, and detergent content is 0.5 ~ 1.5g/L;
2) real silk comes unstuck, dyes with bath;
Dyeing recipe: DISPERSE DYES X%, REACTIVE DYES Y%, fibroin protective agent 0.5 ~ 1.0g/L, high temperature levelling agent 0.4 ~ 1.0g/L, high temperature dispersant 0.5 ~ 1.5g/L, glauber salt 20 ~ 40g/L, sodium bicarbonate 0-3g/L;
Dyeing: bath raio 1 ﹕ 20 ~ 1 ﹕ 40, temperature 120 DEG C ± 3 DEG C, temperature retention time 40 ~ 60min;
3) to soap or reduction cleaning;
Soap technique: bath raio 1 ﹕ 15 ~ 1 ﹕ 30, temperature of soaping 75 ~ 85 DEG C, time 15 ~ 30min, and then clear water is washed; Liquid of soaping is made up of the active soaping agent of 1.0 ~ 3.0g/L, the diffusant of 0.5 ~ 1.0g/L and water;
Reduction cleaning technique: bath raio 1 ﹕ 15 ~ 1 ﹕ 30, reducing solution temperature 60 ~ 85 DEG C, reduction cleaning time 20 ~ 40min, then clear water is washed; Reducing solution is made up of the acidic reduction cleaner of 1.0 ~ 3.0g/L, acetic acid and water, and pH value is 5 ~ 7;
4) wash;
5) dry;
6) HEAT SETTING.
Further, pre-setting operation is also set up after pretreatment process; Pre-setting temperature 145 ~ 160 DEG C, time 2 ~ 4min.
Further again, real silk component need be dyed dark, then in step 2) in high-temp dyeing insulation terminate after cool to 80 ~ 95 DEG C and be incubated 20-30min again, be beneficial to REACTIVE DYES contaminates.
Described step 6) HEAT SETTING treatment process is:
One leaching one is rolled, and heat setting temperature is 155 ~ 170 DEG C, shaping time 3 ~ 5min, softener consumption 0-20g/L.
Described step 1) adopt open width jig dyeing machine or barotor in preliminary treatment.
Described step 2) real silk comes unstuck, dyeing adopts high temperature-pressure dyeing machine with in bath.
The invention has the beneficial effects as follows: real silk provided by the invention/T400 fabric one-bath one-step dyeing dyeing and finishing technology; again real silk component is come unstuck while high temperature (115 ~ 120 DEG C) dyes; the silk gum be wherein coated on outside fibroin both can prevent DISPERSE DYES to the staining of real silk component; also can protect fibroin (avoiding real silk to damage); shorten again technological process and production time simultaneously, improve production efficiency.
Detailed description of the invention
Main points of the present invention are:
1. adopt real silk/T400 intertexture one-bath one-step dyeing (namely come unstuck, disperse, Reactive Dyestuffs in One Bath, also claim real silk to come unstuck, dye and bathe together) dyeing, while high-temp dyeing, complete coming unstuck of real silk, shortened process.
2. develop one-bath one-step dyeing technique and formula, take into account the requirement that real silk comes unstuck, select DISPERSE DYES (alkali resistance and few to silk staining), high temperature resistant REACTIVE DYES, diffusant, glauber salt (salt), sodium bicarbonate, levelling agent etc., real silk/T400 fabric is dyeed.
Concrete scheme is as follows:
1, technological process:
Preliminary treatment → real silk comes unstuck, and dispersion, reactive dyeing are with bathing → soaping/reduction cleaning → washing → oven dry → HEAT SETTING.
2, pretreated main purpose processes the regular hour, the impurity such as the finish of eccysis fabric face in the water liquid of uniform temperature; Water liquid is made up of water and detergent, and detergent content is 0.5 ~ 1.5g/L, processing time 30 ~ 60min, and temperature 40 ~ 70 DEG C, then washes.
For some kind (as satin kind fabric), need after preliminary treatment to set up pre-setting operation, to alleviate the amount of contraction of finished product, ensure that fabric is very flat;
Pre-setting temperature 145 ~ 160 DEG C, time 2 ~ 4min;
3, according to the feature of real silk/T400 intertexture, formulate that suitable real silk comes unstuck, dye One Bath Dyeing; Wherein:
(1) real silk component only dyes middle light color: can select few to silk staining and alkalinely contaminate DISPERSE DYES (AC-E as red in large Ai Nikesi, dispersion bright red PX, dispersed ruby ALK, large Ai Nikesi yellow AC-E, disperse yellow ETD, large Ai Nikesi blue AC-E, Disperse Blue BGL, disperse navy blue ALK, disperse black ALK), and there is higher dye-uptake, degree of fixation, resistant to elevated temperatures REACTIVE DYES (as active red AES, active red F-2B, active red S-B, active yellow 3GL, active yellow S-3R, reactive blue F-NR, reactive blue RGB, reactive blue AET).
Dyeing recipe is as follows: DISPERSE DYES X% (o.w.f); REACTIVE DYES Y% (o.w.f); fibroin protective agent 0.5 ~ 1.0g/L; high temperature levelling agent 0.4 ~ 1.0g/L; high temperature dispersant 0.5 ~ 1.5g/L (can prevent dyestuff from condensing, preventing silk gum to be stained with again on fabric); glauber salt 20 ~ 40g/L, sodium bicarbonate 0-3g/L.Dyeing is: bath raio 1 ﹕ 20 ~ 1 ﹕ 40, temperature 120 DEG C ± 3 DEG C, time 40 ~ 60min;
(2) real silk component need dye dark color, then after high-temp dyeing insulation terminates, need cool to 80 ~ 95 DEG C and be incubated 20-30min again, be beneficial in REACTIVE DYES and contaminate.
Dyeing recipe is as follows:
DISPERSE DYES X% (o.w.f), REACTIVE DYES Y% (o.w.f), fibroin protective agent 0.5 ~ 1.0g/L, high temperature levelling agent 0.4 ~ 1.0g/L, high temperature dispersant 0.5 ~ 1.5g/L (preventing dyestuff from condensing, preventing silk gum to be stained with again on fabric), glauber salt 20 ~ 40g/L, sodium bicarbonate 0-3g/L;
Dyeing is:
A, temperature 120 DEG C ± 3 DEG C, time 40 ~ 60min;
B, temperature 80 ~ 95 DEG C, time 20 ~ 30min.
4, to soap or reduction cleaning
(1) soap: after dyeing, fabric need be soaped, bath raio 1 ﹕ 15 ~ 1 ﹕ 30, temperature of soaping 75 ~ 85 DEG C, time 15 ~ 30min, and then clear water is washed; Liquid of soaping is made up of 1.0 ~ 3.0g/L active soaping agent, 0.5 ~ 1.0g/L diffusant and water.
(2), when T400 component dyes dark color, need to carry out reduction cleaning, no longer soap.Reducing solution comprises 1.0 ~ 3.0g/L acidic reduction cleaner, and adopts acetic acid adjust ph to be 5 ~ 7; Bath raio 1 ﹕ 15 ~ 1 ﹕ 30, processing time 20 ~ 40min, temperature 60 ~ 85 DEG C, then clear water is washed;
The heat setting process of 5, real silk/T400 intertexture:
Softener consumption 0-20g/L, a leaching one is rolled, and heat setting temperature is 155 ~ 170 DEG C, shaping time 3 ~ 5min.
6, washing, baking operation all continue to use existing operation, no longer carefully state.
7, the various dye well auxiliary agents that above-mentioned technique adopts are conventional dye material.In addition, various kinds of equipment involved in the present invention is conventional dyeing and printing process equipment.
Specific embodiment
(following examples fabric forms by silk and T400 fiber interweaving, and the part by weight of silk in fabric is 25%-70%; Also can determine as required).
Embodiment 1
1. dual-sided two color newly plays satin (silk 49%, T40051%) dark red/black
Technological process: preliminary treatment → pre-setting → come unstuck, dye → reduction cleaning → washing → oven dry → HEAT SETTING.
A. preliminary treatment
Carry out at open width jig dyeing machine, 1.0g/L detergent 209, time 50min, temperature 60 C ± 2 DEG C, then wash;
B. pre-setting
Pre-setting temperature 150 DEG C, time 3min;
C. come unstuck, disperse, Reactive Dyestuffs in One Bath dyeing
Carry out at barotor
DISPERSE DYES (disperseing black ALK) x%, REACTIVE DYES (active red AES, active red F-2B) y%, fibroin protective agent 1.0g/L, high temperature levelling agent 0.6g/L, high temperature dispersant 1.5g/L, glauber salt 40g/L, sodium bicarbonate 1g/L.
Intake 400 liters, fabric open width enters cylinder, and note skew of weft, cold water walks 1 road; Add dye vat by after fibroin protective agent, high temperature levelling agent, High Temperature Disperse dilution agent, then dyestuff is dissolved and filters slowly add dye vat after material bucket; Walk 4 roads, be warming up to about 50 DEG C simultaneously, separately add glauber salt, sodium bicarbonate, walk 2 roads; Add a cover, with the speed to 120 DEG C of about 1.5 DEG C/min, be incubated about 60min, cooling; Exhaust, draining; 80 DEG C of hot water wash 4 roads; 60 DEG C of hot water wash 2 roads, treat next step.
D. reduction cleaning
Acidic reduction agent 2.0g/L, 0.4g/L acetic acid;
Intake 300 liters, add auxiliary agent (acidic reduction agent, acetic acid), temperature is raised to 80 DEG C, walks 4 roads, draining; 60 DEG C of hot water wash 2 roads, draining, cold water 1 road, goes out cylinder.
E. HEAT SETTING
Direct sizing, does not add softener.Setting temperature 160 DEG C, overfeeding (1%), shaping time 4min, door width on request.
2. two tall (silk 45%, T40055%) royalblue of new bullet
Technological process: preliminary treatment → pre-setting → come unstuck, dye → soap → washing → oven dry → HEAT SETTING.
A. preliminary treatment
Carry out at open width jig dyeing machine, 1.0g/L detergent 209, time 50min, temperature 70 C ± 2 DEG C, then wash;
B. pre-setting
Pre-setting temperature 155 DEG C, time 3min;
C. come unstuck, dispersion, active co-bathing dyeing
Carry out at High Temperature High Pressure overflow dyeing machine
DISPERSE DYES (the blue AC-E of large Ai Nikesi) x%, REACTIVE DYES (reactive brilliant bule RV) y%, wetting softener 1.5g/L, high temperature levelling agent 1.0g/L, high temperature dispersant 1.0g/L, glauber salt 20g/L, sodium bicarbonate 1.5g/L.
Water inlet, fabric enters cylinder and walks even, and the adjustment water yield is to predetermined water level; By wetting softener, high temperature levelling agent, high temperature dispersant, be diluted in material bucket after add dye vat, then dyestuff is dissolved and filters slowly add dye vat after material bucket; Normal temperature walks 10min; With the ramp to 80 DEG C of 2 DEG C/min, separately add glauber salt, sodium bicarbonate, insulation 20min; Again with the ramp to 100 DEG C of 1.5 DEG C/min, insulation 10min; With the ramp to 120 DEG C of 1 DEG C/min, insulation 55min; Be cooled to 90 DEG C, insulation 20min; Be cooled to 80 DEG C, sample cutting, proof is to OK draining; 80 DEG C of hot water wash 10min, draining; 60 DEG C of hot water wash 10min, treat next step.
D. soap
Active soaping agent 1.0g/L, diffusant 0.6g/L,
Water inlet is to predetermined water level, and add auxiliary agent (active soaping agent, diffusant), temperature is raised to 85 DEG C, time 20min; Then draining, 60 DEG C of hot water wash 10min, draining; Cold wash 10min, goes out cylinder.
E. HEAT SETTING
Fabric water dumping open-width, dries.
In setting machine groove, add the softener (15g/L) diluted, above-mentioned fabric is padded softener, setting temperature 165 DEG C, shaping time 3min, door width on request.
3. newly play crinkled crepe (silk 70%, T40030%) yellowish orange
Technological process: preliminary treatment → come unstuck, dye → soap → washing → oven dry → HEAT SETTING.
Dyeing is carried out at barotor
A. preliminary treatment
1.0g/L detergent 209, the processing time is about 60min (walking 5 roads), and temperature 50 C ± 2 DEG C, then wash;
B. come unstuck, disperse, Reactive Dyestuffs in One Bath dyeing
DISPERSE DYES (the yellow AC-E of large Ai Nikesi) x%, REACTIVE DYES (active red A-3G) y%, fibroin protective agent 1.0g/L, high temperature levelling agent 0.8g/L, high temperature dispersant 1.5g/L, glauber salt 30g/L.
Intake 400 liters, fabric open width enters cylinder, and note skew of weft, cold water walks 1 road; Add dye vat by after fibroin protective agent, high temperature levelling agent, High Temperature Disperse dilution agent, then dyestuff is dissolved and filters slowly add dye vat after material bucket; Walk 4 roads, be warming up to about 50 DEG C simultaneously, add glauber salt, walk 2 roads; Add a cover, with the speed to 120 DEG C of about 1.5 DEG C/min, be incubated about 50min, cooling; Exhaust, draining; , 80 DEG C of hot water wash 4 roads; 60 DEG C of hot water wash 2 roads, treat next step.
C. soap
Active soaping agent 3.0g/L, diffusant 1.0g/L,
Intake 300 liters, add auxiliary agent, temperature is raised to 85 DEG C, walks 4 roads, draining; 60 DEG C of hot water wash 2 roads, draining, cold water 1 road, goes out cylinder.
D. HEAT SETTING
Industry washer 40 DEG C of Warm Wash 20min, loose formula is dried.
Direct sizing, does not add softener.Setting temperature 160 DEG C, overfeeding (2%), shaping time 4min, door width on request.
4. to build grand crape (silk 25%, T40075%) black lightning white for new bullet
Technological process: preliminary treatment → come unstuck, dye → reduction cleaning → washing → oven dry → HEAT SETTING.
Dyeing is carried out at barotor
A. preliminary treatment
1.0g/L detergent 209, the processing time is about 50min (walking 5 roads), and temperature 55 DEG C ± 2 DEG C, then washes;
B. come unstuck, disperse, Reactive Dyestuffs in One Bath dyeing
DISPERSE DYES (disperseing black ALK) x%, fibroin protective agent 1.0g/L, high temperature levelling agent 0.4g/L, high temperature dispersant 1.5g/L,
Intake 400 liters, fabric open width enters cylinder, and note skew of weft, cold water walks 1 road; Add dye vat by after fibroin protective agent, high temperature levelling agent, High Temperature Disperse dilution agent, then dyestuff is dissolved and filters slowly add dye vat after material bucket; Walk 2 roads, with the speed to 100 DEG C of about 2 DEG C/min, walk 2 roads; With the speed to 120 DEG C of about 1.5 DEG C/min, be incubated about 50min, cooling; Exhaust, draining; , 80 DEG C of hot water wash 4 roads; 60 DEG C of hot water wash 2 roads, treat next step.
C. reduction cleaning
Acidic reduction cleaner 2.0g/L, 0.4g/L acetic acid;
Intake 300 liters, add auxiliary agent, temperature is raised to 80 DEG C, walks 4 roads, draining; 60 DEG C of hot water wash 2 roads, draining, cold water 1 road, goes out cylinder.
D. HEAT SETTING
Direct sizing, does not add softener.Setting temperature 160 DEG C, overfeeding (2%), shaping time 5min, door width on request.
5. new bullet flash of light twill silk (silk 55%, T40045%) purple
Technological process: preliminary treatment → come unstuck, dye → reduction cleaning → washing → oven dry → HEAT SETTING.
Dyeing is carried out at barotor
A. preliminary treatment
1.0g/L detergent 209, the processing time is about 60min (walking 5 roads), and temperature 50 C ± 2 DEG C, then wash;
B. come unstuck, disperse, Reactive Dyestuffs in One Bath dyeing
DISPERSE DYES (dispersed ruby ALK, disperse navy blue ALK) x%, REACTIVE DYES (active yellow 3GL) y%, fibroin protective agent 1.0g/L, high temperature levelling agent 0.5g/L, high temperature dispersant 1.5g/L, glauber salt 25g/L.
Intake 400 liters, fabric open width enters cylinder, and note skew of weft, cold water walks 1 road; Add dye vat by after fibroin protective agent, high temperature levelling agent, High Temperature Disperse dilution agent, then dyestuff is dissolved and filters slowly add dye vat after material bucket; Walk 4 roads, be warming up to about 50 DEG C simultaneously, add glauber salt, walk 2 roads; Add a cover, with the speed to 120 DEG C of about 1.5 DEG C/min, be incubated about 60min, cooling; Exhaust, draining; , 80 DEG C of hot water wash 4 roads; 60 DEG C of hot water wash 2 roads, treat next step.
C. reduction cleaning
Acidic reduction agent 2.0g/L, 0.4g/L acetic acid;
Intake 300 liters, add auxiliary agent, temperature is raised to 80 DEG C, walks 4 roads, draining; 60 DEG C of hot water wash 2 roads, draining, cold water 1 road, goes out cylinder.
D. HEAT SETTING
Direct sizing, does not add softener.Setting temperature 165 DEG C, overfeeding (1%), shaping time 4min, door width on request.
Claims (7)
1. real silk/T400 fabric one-bath one-step dyeing dyeing and finishing technology, carries out successively according to following steps:
1) preliminary treatment: process fabric being carried out to certain hour in the water liquid of uniform temperature, the impurity such as the finish of main eccysis fabric face; Treatment temperature 40 ~ 70 DEG C, processing time 30 ~ 60min; Water liquid is made up of detergent and water, and detergent content is 0.5 ~ 1.5g/L;
2) real silk comes unstuck, dyes with bath;
Dyeing recipe: DISPERSE DYES X%, REACTIVE DYES Y%, fibroin protective agent 0.5 ~ 1.0g/L, high temperature levelling agent 0.4 ~ 1.0g/L, high temperature dispersant 0.5 ~ 1.5g/L, glauber salt 20 ~ 40g/L, sodium bicarbonate 0-3g/L;
Dyeing: bath raio 1 ﹕ 20 ~ 1 ﹕ 40, temperature 120 DEG C ± 3 DEG C, temperature retention time 40 ~ 60min;
3) to soap or reduction cleaning;
Soap technique: bath raio 1 ﹕ 15 ~ 1 ﹕ 30, temperature of soaping 75 ~ 85 DEG C, time 15 ~ 30min, and then clear water is washed; Liquid of soaping is made up of the active soaping agent of 1.0 ~ 3.0g/L, the diffusant of 0.5 ~ 1.0g/L and water;
Reduction cleaning technique: bath raio 1 ﹕ 15 ~ 1 ﹕ 30, reducing solution temperature 60 ~ 85 DEG C, reduction cleaning time 20 ~ 40min, then clear water is washed; Reducing solution is made up of the acidic reduction cleaner of 1.0 ~ 3.0g/L, acetic acid and water, and pH value is 5 ~ 7;
4) wash;
5) dry;
6) HEAT SETTING.
2. real silk according to claim 1/T400 fabric one-bath one-step dyeing dyeing and finishing technology, is characterized in that: also set up pre-setting operation after pretreatment process; Pre-setting temperature 145 ~ 160 DEG C, time 2 ~ 4min.
3. real silk according to claim 1 and 2/T400 fabric one-bath one-step dyeing dyeing and finishing technology, it is characterized in that: real silk component need be dyed dark, then in step 2) in high-temp dyeing insulation terminate after cool to 80 ~ 95 DEG C and be incubated 20-30min again, be beneficial to REACTIVE DYES contaminates.
4. real silk according to claim 2/T400 fabric one-bath one-step dyeing dyeing and finishing technology, is characterized in that: described step 6) HEAT SETTING treatment process is:
One leaching one is rolled, and heat setting temperature is 155 ~ 170 DEG C, shaping time 3 ~ 5min, softener consumption 0-20g/L.
5. real silk according to claim 3/T400 fabric one-bath one-step dyeing dyeing and finishing technology, is characterized in that: described step 6) HEAT SETTING treatment process is:
One leaching one is rolled, and heat setting temperature is 155 ~ 170 DEG C, shaping time 3 ~ 5min, softener consumption 0-20g/L.
6. the real silk according to claim 4 or 5/T400 fabric one-bath one-step dyeing dyeing and finishing technology, is characterized in that: described step 1) adopt open width jig dyeing machine or barotor in preliminary treatment.
7. real silk according to claim 6/T400 fabric one-bath one-step dyeing dyeing and finishing technology, is characterized in that: described step 2) real silk comes unstuck, dyeing adopts high temperature-pressure dyeing machine with in bath.
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| CN115627646A (en) * | 2022-11-03 | 2023-01-20 | 宁波大学 | A kind of alkaline printing degumming process |
| CN115627646B (en) * | 2022-11-03 | 2024-03-26 | 宁波大学 | An alkali printing degumming process |
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