CN107447541A - A kind of continuous dyeing method of yarn - Google Patents
A kind of continuous dyeing method of yarn Download PDFInfo
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- CN107447541A CN107447541A CN201710760462.7A CN201710760462A CN107447541A CN 107447541 A CN107447541 A CN 107447541A CN 201710760462 A CN201710760462 A CN 201710760462A CN 107447541 A CN107447541 A CN 107447541A
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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
- D06P1/0004—General aspects of dyeing
- D06P1/002—Processing by repeated dyeing, e.g. in different baths
-
- 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
- D06P1/008—Preparing dyes in situ
-
- 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
- D06P1/02—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 azo dyes
- D06P1/12—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 azo dyes prepared in situ
- D06P1/127—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 azo dyes prepared in situ using a stabilised diazo component, e.g. diazoamino, anti-diazotate or nitrosamine R-N=N-OK, diazosulfonate, hydrazinesulfonate, R-N=N-N-CN
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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
- D06P1/44—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
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
-
- 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
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
- D06P1/67366—Phosphates or polyphosphates
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Coloring (AREA)
Abstract
The present invention is a kind of continuous dyeing method of yarn, and method includes：Yarn is taken as dyeing raw material；Azoic coupling component AS BO are selected as bottoming liquid；Azoic coupling component is dissolved；De- liquid processing is carried out to yarn；Selection color base indigo plant BB carries out diazotising processing as developer, and to it；Color salt is dissolved；And add nertralizer and antalkaline；The parameters such as the coupling colour development process of progress, and concentration when controlling coupling, pH value, temperature and time；Washed, soaped, then the process washed；Then second of dyeing course is carried out again, and calculating continues bottoming agent and the dosage of the required addition of caustic soda in cylinder magnitude of recruitment, and repeats the process that washing of soaping is washed in colour developing, completes the continuous dyeing to yarn.Colouring method is the method improve, using the technological operation repeatedly persistently dyed, strengthens the stability for material dyeing, uniform in effect of painting, repeats to print and dye, avoids the flaw in single dyeing process.
Description
Technical field
The present invention relates to technical field of textile printing, more particularly to a kind of continuous dyeing method of yarn.
Background technology
Yarn is the product that certain fineness is processed into various textile fabrics, for weaving cotton cloth, rope making, line processed, knitting and thorn
Embroider etc..Traditional yarn is dyed again after being all formed into wound packages yarn, due to more closely, being dyed between the yarn of wound packages yarn
When, color is not easy to infiltrate into inside wound packages yarn, and the sample rate of color can be caused low, do not reach expected Color.
In the prior art, in the dyeing course for yarn, material often produces aberration, color withers, depth spot and bar flower etc.
Defect.Due to repeating bottoming so that bottoming liquid continues cylinder dosage inaccuracy, and causes cylinder poor so that continues to cause aberration during dyestuff.
In dyeing course, and in nitrite ion pH value adjust it is improper, or coupling speed regulation it is too fast or excessively slow, and cause paint effect
Difference.It is irregular that bottoming liquid promotees dye so that is contaminated on azoic coupling component irregular；Developer is not completely dissolved or solubilizing poorly, with regard to shape on product dyed thereby
Into irregular deep spot.Because hydrochloric acid is incomplete in nitrite ion, or do not carry out diazotising, or diazotising misoperation and cause thing
Bar flower is produced on material.Mobility of the dye liquor in yarn dyeing line is treated is bad, and dyestuff is expensive, and dyeing cost is high, and high-temperature dyeing is right
The damage of raw material is big, and coloured light is difficult control after dyeing.
The content of the invention
To solve the above problems, the present invention discloses a kind of continuous dyeing method of yarn, colouring method is the method improve,
Using the technological operation repeatedly persistently dyed, strengthen the stability for material dyeing, uniform in effect of painting, repeat to print and dye, keep away
The flaw in single dyeing process is exempted from.The continuous dyeing method of yarn specifically includes following steps in the present invention：
Step 1：Yarn is taken as dyeing raw material；
Step 2：Azoic coupling component AS-BO is selected to select bath raio, and calculate the dosage of bottoming liquid as bottoming liquid；And according to bottoming
The dosage of liquid, calculate the dosage of caustic soda；
Step 3：Azoic coupling component AS-BO is first soaked with turkey red oil, is tuned into pasty state, the liquid caustic soda for adding ormal weight is mixed well and become
Sodium salt, adjuvant tertiary sodium phosphate, glauber salt and formaldehyde are added, adding proper amount of boiling water makes it be completely dissolved into transparent solution；
Step 4：Yarn is put into after being soaked in bottoming liquid and be drawn off, carry out de- liquid processing；
Step 5：Color base indigo plant BB is selected hydrochloric acid, sodium acetate and acetic acid to be added, through diazotization, by color as developer
Base indigo plant BB is dissolved into diazo solution；
Step 6：Color base is first heated to water and is tuned into pasty state, then adds hydrochloric acid to make its dissolving, while the lysate is added
Temperature, until it is completely dissolved；Then it is on the rocks to be water-cooled to slightly below regulation diazotising temperature, it is stirred continuously and adds natrium nitrosum
Solution, until the yellowish settled solution to rufous is presented in diazo liquid；
Step 7：Color salt is tuned into pasty state with warm water, diazo stabilizer and a small amount of acetic acid are added in nitrite ion, is added cold
Water is allowed to dissolve, and clear solution is formed after being stirred；
Step 8：Appropriate sodium acetate and crystalline sulfuric acid zinc are added, is stirred；
Step 9：The fabric for beating bottom is immersed in the developer configured, makes the diazonium compound or color salt of color base
Nitrite ion and the sodium salt of azoic coupling component coupling reaction occurs, and constantly overturn, control pH value, couple temperature and the coupling of nitrite ion
Time, make its uniform coloring；
Step 10：Material after dyeing is first washed with cold water, then with hot water wash, fully after washing, goes suitably to filter off water
Point；
Step 11：Material after washing is soaped at a set temperature, liquid of soaping is by soda ash, soap and water by setting
Certainty ratio proportioning forms；
Step 12：Material is washed again：Material after soaping first is washed with cold water, reusable heat washing, completed
Dyeing course；
Step 13：Second of continuous dyeing is carried out to material, continuous cylinder magnitude of recruitment is added in bottoming liquid, bottoming agent continues
Cylinder magnitude of recruitment is calculated by formula below：
Continuous cylinder magnitude of recruitment=product dyed thereby uptake+supplement liquid measure × raffinate concentration
Wherein, product dyed thereby uptake=per kilogram product dyed thereby absorbs bottoming dosage × product dyed thereby weight
Raffinate concentration=beat bottom liquid concentration-product dyed thereby absorption bottoming dosage/bath raio
The continuous cylinder magnitude of recruitment of caustic soda is calculated by formula below：
Continuous cylinder magnitude of recruitment=per kilogram product dyed thereby absorbs real during caustic soda amount × product dyed thereby weight-supplement liquid measure × dissolving bottoming
The difference of border alkali charge and theoretical alkali charge
Then material is immersed and bottoming operation is carried out in the bottoming liquid after adjustment.
After the completion of bottoming process, repeat above-mentioned steps four and arrive step 12, complete second of dyeing course of material.
Further, in the step 1：The quality of raw yarn is 15kg.
Further, in the step 2：The Naphthol AS-OL dosage is 185g, and the bath raio of bottoming liquid is 1：20, beat
Bottom liquid dosage is 5.5kg, and the materials of caustic soda are 400ml.
Further, in the step 3：The volume fraction of turkey red oil is 40%, dosage 180ML, the use of glauber salt
Measure as 15kg.
Further, in the step 4：Soak time is 15-25 minutes.
Further, in the step 5：600 grams of color base indigo plant BBC dosage, the dosage of hydrochloric acid are 720mL, sodium acetate
Dosage is 150ml, and acetic acid dosage is 360ml.
Further, in the step 6：Water consumption 1.2kg, the dosage of sodium nitrite solution is 150g, diazotising PH
Value control is between 4.5-6, and temperature is 10-15 DEG C, and the diazotising time is 25-30min.
Further, in the step 9：When pH value control is between 4.5-5, couple temperature is 10 DEG C, Coupling time
For 25-35 minutes.
Further, in the step 11：Liquid of soaping using 900g soda ash, 360g soap and 360g water proportioning and
Into temperature of soaping is 90~100 DEG C, and the time of soaping is 15-18min.
Further, in the step 12：The bottoming agent AS-BO azoic coupling components amount of continuous cylinder magnitude of recruitment is 139g, continues cylinder and mends
The caustic soda amount of charge is 180ml
Following advantageous effects can be achieved in the present invention：
It is steady with reference to coloured light and color fastness the selection bottoming liquid of product dyed thereby, the coupling conditions of Naphthol AS-OL and the bright red RC of color base
Close, and it is good with the direct contact of fiber.Caustic soda in bottoming liquid is more than calculated value with reason, prevents color phenolic hydroxy group
The hydrolysis of sodium salt, and the influence of Carbon Dioxide in Air and acid gas is prevented simultaneously.Appropriate excessive free alkali is kept in bottoming liquid,
The stability of bottoming liquid can be protected, while ensures that suitable coupling pH value need to be reached when being coupled with nitrite ion.In bottoming liquid
Turkey red oil is also added, plays hydrotropy and diffusion, increases the affinity to fiber, so as to improve crock fastness.In bottoming agent
Calgon is added, is precipitated with avoiding calcium, magnesium ion and azoic coupling component in hard water from generating insoluble salt.Member in bottoming liquid
Bright powder, the dye-uptake of bottoming agent is improved, improve color depth；Using the bottoming liquid being as above formulated, and aberration is avoided, Color
It is good, avoid painting uneven or the defects of produce color spot.
In diazo-reaction, the actual amount of hydrochloric acid is more than the 25%~30% of theoretical amount, reaction is smoothly entered
Go and keep the stabilization of diazo liquid.Diazo stabilizer is added, the solubility and stability of color salt can be improved so that the color after colour developing
Pool is more bright-coloured.Nertralizer is added, nertralizer can play cushioning effect, can maintain the stabilization of pH value in nitrite ion；So that material
Even dyeing, the defects of avoiding producing bar flower or dyeing defect.The relevant process conditions of strict control color bath, such as concentration, pH value, temperature
Degree and time etc., obtain good color developing effect.
Using the technological operation repeatedly persistently dyed, strengthen the stability for material dyeing, uniform in effect of painting, repeat
Printing and dyeing, avoid the flaw in single dyeing process.
Embodiment
The present invention is described in further detail in conjunction with specific embodiments.
The present invention is to carry out dyeing processing as raw material to 15kg yarns, and bottoming agent passes through chemical method respectively with developer
After being allowed to dissolving, the synthetic dyestuffs on fiber, and generate insoluble color lake and reach the purpose of dyeing.
First, bottoming is carried out to material.According to the coloured light of yarn, color fastness, and the coupling conditions with developer, select color
Phenol AS-BO is as bottoming liquid, taken amount 185g.The bath raio for selecting bottoming liquid is 1：20, the bath raio is according to dyeing installation and dye
Color method and determine, it is 360L to take bath amount.With reference to the weight required for bath raio and product dyed thereby, the dosage of bottoming liquid is calculated, is taken
Bottoming liquid 5.5kg.According to the dosage of bottoming liquid, 400ml caustic soda is taken.
Bottoming liquid azoic coupling component is first soaked with 40% turkey red oil 180ML, is tuned into pasty state, the liquid caustic soda for adding ormal weight is mixed well and made
As sodium salt, adjuvant is added：Tertiary sodium phosphate, 15kg glauber salt and formaldehyde, pouring proper amount of boiling water, to be completely dissolved into it clear thorough
Transparent solution.As found there is muddiness, direct steam heating to boiling can be used.
Yarn is put into after soaking 15-20 clocks in bottoming liquid, be drawn off, de- liquid processing is carried out, until yarn does not drip
Used again afterwards.
Then, color development treatment is carried out to material.Selecting color base indigo plant BB, color base indigo plant BB dosage is 600 grams as developer；
Hydrochloric acid, sodium acetate and acetic acid are added, the diazotization through hydrochloric acid, sodium acetate and acetic acid, color base indigo plant BB can be just dissolved into weight
Nitrogenize solution；The dosage of hydrochloric acid is 720ml, and sodium acetate dosage is 150ml, and acetic acid dosage is 360ml.
Water withdrawal 1.2kg, color base is first heated to water and is tuned into pasty state, then add hydrochloric acid to make its dissolving, while the lysate is entered
Row heating, until it is completely dissolved；Then it is on the rocks to be water-cooled to slightly below regulation diazotising temperature, it is stirred continuously and adds Asia slowly
Sodium nitrate solution, the dosage of sodium nitrite solution is 150g.The addition speed of natrium nitrosum is controlled, if the speed that natrium nitrosum adds
Spend soon, can be formed excessive and make diazotizing and not diazotizing color base generation diazoamino compound；But such as
Natrium nitrosum add excessively slow or dosage deficiency when, can make color base and color base itself coupling due to lacking natrium nitrosum again,
Form diazoamino compound and separated out in suspension.PH value control is between 4.5-6 during diazotization process, temperature 10
~15 DEG C, the diazotising time is 25~35min, until the yellowish settled solution to rufous is presented in diazo liquid.
Color salt is tuned into pasty state with 25~30 DEG C of warm water, diazo stabilizer and a small amount of acetic acid are added in nitrite ion；Again
Add cold water to be allowed to dissolve, clear solution is formed after being stirred.Nitrite ion is stored in low temperature environment, and prevents that sunlight is straight
Penetrate.Diazo stabilizer, the solubility and stability of color salt can be improved；Acetic acid can make the color and luster after colour developing more bright-coloured.
Add appropriate sodium acetate and crystalline sulfuric acid zinc.Sodium acetate is used to neutralize excessive hydrochloric acid, it is ensured that coupling
Be smoothed out, avoid producing white hair, the fault such as dyeing defect, aberration and color wither.Crystalline sulfuric acid zinc, it can be ensured that pH value dimension during colour developing
The free alkali in fixed level, avoided due to bottoming product dyed thereby can be brought into unavoidably is held, increases pH value and influences to develop the color.
The fabric for beating bottom is immersed in the developer configured, constantly upset, 15-25 take out after minute, make its equal
Even coloring.
Then, material is washed.Material after dyeing is first washed with cold water, after reusable heat washing, fully washing, gone
Except residual diazonium salt, until the loose colour of fiber surface is fully cleaned, it is appropriate filter off moisture after, can just soap.
After the completion of washing, material is soaped.Liquid of soaping using 900g soda ash, 360g soap and 360g water proportioning and
Into temperature preferably being controlled at 90~100 DEG C, the time of soaping is 15-18min.Soaping the time should not be long, otherwise will be aggregated
Color lake particle evict fiber from and scatter into soap lye, cause lighter, and the wear resistance of color and luster can be influenceed.Soaping to go
Except the loose colour of fiber surface, while color lake knot is polymerized to appropriately sized particle, be uniformly spread to fibrous inside, obtain neat
Arrangement, make fiber that bright-coloured color and luster be presented, there is preferable color fastness.
Then, material is washed again.Material after soaping first is washed with cold water, reusable heat washing, again fully
After being washed.
After the completion of dyeing for the first time, second is carried out to the material and is dyed.Continuous cylinder magnitude of recruitment is first added in bottoming liquid, is taken
Bottoming agent AS-BO azoic coupling component 139g, caustic soda 180ml.The continuous cylinder magnitude of recruitment of bottoming agent is calculated by formula below：
Continuous cylinder magnitude of recruitment=product dyed thereby uptake+supplement liquid measure × raffinate concentration
Wherein,
Product dyed thereby uptake=per kilogram product dyed thereby absorbs bottoming dosage × product dyed thereby weight
Raffinate concentration=beat bottom liquid concentration-product dyed thereby absorption bottoming dosage/bath raio
In addition, free alkali during continuous dyeing will control balance, separately supplemented when insufficient, more than when can suitably reduce continuous cylinder
Caustic soda amount when bottoming agent dissolves.The continuous cylinder magnitude of recruitment of caustic soda is calculated by formula below：
Continuous cylinder magnitude of recruitment=per kilogram product dyed thereby absorbs real during caustic soda amount × product dyed thereby weight-supplement liquid measure × dissolving bottoming
The difference of border alkali charge and theoretical alkali charge
Then material is immersed and bottoming operation is carried out in the bottoming liquid after adjustment.
After the completion of bottoming, the material after bottoming is repeated into above-mentioned colour developing and-washes-the step of soaping-washing, completes thing
Overall second of continuous dyeing process of material.
The implementation of the present invention is not limited to this, according to the above of the present invention, is known using the ordinary skill of this area
Knowledge and customary means, under the premise of the above-mentioned basic fundamental thought of the present invention is not departed from, the present invention can also make other a variety of shapes
Modification, replacement or the change of formula, all fall within rights protection scope of the present invention.
Claims (10)
- A kind of 1. continuous dyeing method of yarn, it is characterised in that：This method comprises the following steps：Step 1：Yarn is taken as dyeing raw material；Step 2：Azoic coupling component AS-BO is selected to select bath raio, and calculate the dosage of bottoming liquid as bottoming liquid；And according to bottoming liquid Dosage, calculate the dosage of caustic soda；Step 3：Azoic coupling component AS-BO is first soaked with turkey red oil, is tuned into pasty state, the liquid caustic soda for adding ormal weight is mixed well and becomes sodium salt, Adjuvant tertiary sodium phosphate, glauber salt and formaldehyde are added, adding proper amount of boiling water makes it be completely dissolved into transparent solution；Step 4：Yarn is put into after being soaked in bottoming liquid and be drawn off, carry out de- liquid processing；Step 5：Color base indigo plant BB is selected hydrochloric acid, sodium acetate and acetic acid to be added, through diazotization, by color base indigo plant as developer BB is dissolved into diazo solution；Step 6：Color base is first heated to water and is tuned into pasty state, then adds hydrochloric acid to make its dissolving, while the lysate is heated, directly It is completely dissolved to it；Then it is on the rocks to be water-cooled to slightly below regulation diazotising temperature, it is stirred continuously and adds sodium nitrite solution, Until the yellowish settled solution to rufous is presented in diazo liquid；Step 7：Color salt is tuned into pasty state with warm water, diazo stabilizer and a small amount of acetic acid are added in nitrite ion, adding cold water makes Dissolving, form clear solution after being stirred；Step 8：Appropriate sodium acetate and crystalline sulfuric acid zinc are added, is stirred；Step 9：The fabric for beating bottom is immersed in the developer configured, makes the diazonium compound of color base or showing for color salt Coupling reaction occurs for the sodium salt of color liquid and azoic coupling component, and constantly overturns, and controls pH value, couple temperature and the Coupling time of nitrite ion, Make its uniform coloring；Step 10：Material after dyeing is first washed with cold water, then with hot water wash, fully after washing, goes suitably to filter off moisture；Step 11：Material after washing is soaped at a set temperature, liquid of soaping is by soda ash, soap and water by setting ratio Example proportioning forms；Step 12：Material is washed again：Material after soaping first is washed with cold water, reusable heat washing, completes dyeing Process；Step 13：Second of continuous dyeing is carried out to material, continuous cylinder magnitude of recruitment is added in bottoming liquid, the continuous cylinder of bottoming agent is mended Charge is calculated by formula below：Continuous cylinder magnitude of recruitment=product dyed thereby uptake+supplement liquid measure × raffinate concentrationWherein, product dyed thereby uptake=per kilogram product dyed thereby absorbs bottoming dosage × product dyed thereby weightRaffinate concentration=beat bottom liquid concentration-product dyed thereby absorption bottoming dosage/bath raioThe continuous cylinder magnitude of recruitment of caustic soda is calculated by formula below：Continuous cylinder magnitude of recruitment=per kilogram product dyed thereby is actual when absorbing caustic soda amount × product dyed thereby weight-supplement liquid measure × dissolving bottoming to be used The difference of alkali number and theoretical alkali chargeThen material is immersed and bottoming operation is carried out in the bottoming liquid after adjustment.After the completion of bottoming process, repeat above-mentioned steps four and arrive step 12, complete second of dyeing course of material.
- 2. the continuous dyeing method of yarn according to claim 1, it is characterised in that in the step 1：Raw yarn Quality be 15kg.
- 3. the continuous dyeing method of yarn according to claim 2, it is characterised in that in the step 2：The azoic coupling component AS-OL dosages are 185g, and the bath raio of bottoming liquid is 1：20, bottoming liquid dosage is 5.5kg, and the materials of caustic soda are 400ml.
- 4. the continuous dyeing method of yarn according to claim 3, it is characterised in that in the step 3：Turkey red oil Volume fraction is 40%, dosage 180ML, and the dosage of glauber salt is 15kg.
- 5. the continuous dyeing method of yarn according to claim 4, it is characterised in that in the step 4：Soak time For 15-25 minutes.
- 6. the continuous dyeing method of yarn according to claim 5, it is characterised in that in the step 5：Color base indigo plant BBC 600 grams of dosage, the dosage of hydrochloric acid is 720mL, and sodium acetate dosage is 150ml, and acetic acid dosage is 360ml.
- 7. the continuous dyeing method of yarn according to claim 6, it is characterised in that in the step 6：Water consumption 1.2kg, the dosage of sodium nitrite solution is 150g, and diazotising pH value is controlled between 4.5-6, and temperature is 10-15 DEG C, diazotising Time is 25-30min.
- 8. the continuous dyeing method of yarn according to claim 7, it is characterised in that in the step 9：PH value controls When between 4.5-5, couple temperature is 10 DEG C, and Coupling time is 25-35 minutes.
- 9. the continuous dyeing method of yarn according to claim 8, it is characterised in that in the step 11：Soap liquid Formed using 900g soda ash, 360g soap and 360g water proportioning, temperature of soaping is 90~100 DEG C, and the time of soaping is 15-18min.
- 10. the continuous dyeing method of yarn according to claim 9, it is characterised in that in the step 12：Continuous cylinder is mended The bottoming agent AS-BO azoic coupling components amount of charge is 139g, and the caustic soda amount for continuing cylinder magnitude of recruitment is 180ml.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706672A (en) * | 2018-12-28 | 2019-05-03 | 浙江理工大学上虞工业技术研究院有限公司 | A method of improving dyeing residual liquid recycling efficiency |
| CN110607623A (en) * | 2019-09-12 | 2019-12-24 | 青岛大学 | Short-process continuous pad dyeing process and application thereof |
| CN111676623A (en) * | 2020-06-04 | 2020-09-18 | 如皋市协和印染有限公司 | Pad dyeing environment-friendly washing and fading waterless dyeing process |
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| CN113136666A (en) * | 2021-04-30 | 2021-07-20 | 广东溢达纺织有限公司 | Cloth finishing method |
| CN115595807A (en) * | 2022-10-31 | 2023-01-13 | 新昌新弘服装有限公司（Cn） | Method for supplementing dye and auxiliary agent in dyeing process for recycling residual soaking liquid |
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