CN110387029A - A kind of preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing - Google Patents
A kind of preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing Download PDFInfo
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- CN110387029A CN110387029A CN201910708813.9A CN201910708813A CN110387029A CN 110387029 A CN110387029 A CN 110387029A CN 201910708813 A CN201910708813 A CN 201910708813A CN 110387029 A CN110387029 A CN 110387029A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/6692—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/34
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
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- C—CHEMISTRY; METALLURGY
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
- C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
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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
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
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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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/04—After-treatment with organic compounds
- D06P5/08—After-treatment with organic compounds macromolecular
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Abstract
The invention discloses a kind of preparation methods of dedicated color fixing agent of anionic cotton cheese dyeing.Anionic fixative MYP produced by the present invention, due to its own reticular structure and hinder the anionic dye of yarn interior to external diffusion in the equally distributed anionic group of yam surface, so the color fastness to washing and resistance to dry, fastness to wet rubbing of cotton cheese can be significantly improved, and finishing effect has good water resistance, it is environmentally protective.Key is that the color fixing agent can be added directly in cotton cheese dyeing course, without dye after carry out fixation, simplify process flow, have highly important meaning for energy-saving and emission-reduction.
Description
Technical field
The invention belongs to the technical fields of yarn dyeing, and in particular to a kind of anionic cotton cheese dyeing is dedicated solid
The preparation method of toner makes an addition in cotton cheese dyeing course, with improve cotton cheese color fastness to washing and it is resistance to it is dry,
Fastness to wet rubbing.
Background technique
Nowadays, cotton cheese dyeing multiselect reactive dye, still, since reactive dye utilize not exclusively, mostly
Reactive dye all can form loose colour in yam surface, cause in dyeing course along with the generation of hydrolysis, hydrolised dye
Cheese, especially dark system cheese color fastness to washing and it is resistance to it is dry, fastness to wet rubbing is poor, it is difficult to reach international or state
The relevant criterion of family.
Also, some finishing agents currently on the market mostly carry out final finishing after yarn dyeing, easily cause surface
The problems such as flower yarn, color difference, while more one of arranging process, the requirement of energy-saving and emission-reduction is not met yet.
Summary of the invention
Goal of the invention: the purpose of the present invention is the color fastness to washings and resistance to dry, fastness to wet rubbing to improve cotton cheese.
In order to achieve the above object, the present invention provides a kind of preparation method of dedicated color fixing agent of anionic cotton cheese dyeing,
By the dedicated color fixing agent of the anionic added in cotton cheese dyeing course, process flow is simplified, meets energy conservation and subtracts
The needs of row.
Technical solution: a kind of preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing includes the following steps:
Polyester polyol or polyether polyols and anionic block regulator MX are placed in three-necked flask, In by step 1
Dehydration 1-10h is vacuumized at 100 DEG C -200 DEG C；
Step 2 is filled with nitrogen protection in the three-necked flask of above-mentioned steps 1, and thermometer and stirring are installed on three-necked flask
Device；
Step 3, at 30 DEG C -90 DEG C, in polyester polyol or polyether polyols through vacuum dehydration and nitrogen protection
And in anionic block regulator MX be added IPDI, HDI, TDI(- NCO:(- OH+-COOH) molar ratio be 2-8:1), instead
After answering 1-10h, obtain-NCO content close to theoretical value NCO end group performed polymer；
Step 4 takes the performed polymer of 1-1.5g to react in toluene solution with excessive di-n-butylamine, generates corresponding substituted urea,
After the reaction was completed, remaining di-n-butylamine is titrated with HCl standard solution, measures-NCO content；
Step 5, will in the performed polymer that prepared in step 3 be added 10-100g acetone soln, at 30-80 DEG C be added dropwise chain extender Y with
(chain extender Y is 1:1-10) with acetone quality ratio to the mixed solution of acetone, is added dropwise to complete in 1-5h；
The reaction was continued at 30 DEG C -80 DEG C after step 6, completion of dropwise addition 1-5h, prepares the polyesters with certain molecular weight
Close object；
Addition 20-200g deionized water progress self-emulsifying in polyesters compound will be made in step 7 in step 6, finally obtain yin
Ionic color fixing agent M YP.
As optimization: polyester polyol described in the step 1 and step 3 or polyether polyols are PEG-
400、PEG600、PEG1000、PEG1500、GE210、GE310。
As optimization: anionic block regulator MX in the step 3 be 2,2- dihydromethyl propionic acid, ethylene glycol and
The mixture of 1,4-butanediol.
As optimization: the mass ratio of 2, the 2- dihydromethyl propionic acid, ethylene glycol and 1,4-butanediol is 1-10:1-
10:1-10.
As optimization: the chain extender Y in the step 5 is the mixture of glycerine and hydroxy silicon oil.
As optimization: the mass ratio of the glycerine and hydroxy silicon oil is 1-10:1-10.
The utility model has the advantages that the present invention has synthesized a kind of anionic fixative MYP, and it is used for improving cotton cheese
Color fastness to washing and resistance to dry, fastness to wet rubbing.It is proved by a large amount of application experiment and performance test, they are improving cotton cylinder
It works well in terms of the color fastness to washing of sub- yarn and resistance to dry, fastness to wet rubbing.The anionic fixative that the present invention synthesizes
MYP forms discontinuous reticulated film in yam surface, covers and closes off dyestuff, prevent when it acts on cotton cheese
Dyestuff occurs during subsequent color spins and takes and is swollen, dissolves, falls off, stains for yarn, improves washable color to reach
Fastness and resistance to dry, fastness to wet rubbing purpose.
Anionic fixative MYP produced by the present invention, due to its own reticular structure and uniformly divide in yam surface
The anionic group of cloth hinders the anionic dye of yarn interior to external diffusion, so the washable of cotton cheese can be significantly improved
Color fastness and resistance to dry, fastness to wet rubbing, and finishing effect has good water resistance, it is environmentally protective.Key is that the color fixing agent can
Directly added in cotton cheese dyeing course, without dye after carry out fixation, simplify process flow, for
Energy-saving and emission-reduction have highly important meaning.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, so that the technology of this field
Personnel can better understand advantages and features of the invention, to make apparent boundary to protection scope of the present invention
It is fixed.Embodiment described in the invention is only a part of the embodiment of the present invention, instead of all the embodiments, based on the present invention
In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work
Example, shall fall within the protection scope of the present invention.
Specific embodiment 1
PEG1500 and anionic block regulator MX are placed in three-necked flask by step 1, and dehydration 3h is vacuumized at 120 DEG C.
Step 2 is filled with nitrogen protection into the three-necked flask of step 1, and thermometer and stirring are installed on three-necked flask
Device.
Step 3, at 80 DEG C, into PEG1500 and anionic block regulator MX through vacuum dehydration and nitrogen protection
Addition TDI (- NCO:(- OH+-COOH) molar ratio is 2:1), after reacting 3h, obtain-NCO content is close to theoretical value
NCO end group performed polymer.
Step 4 takes the performed polymer of 1-1.5g to react in toluene solution with excessive di-n-butylamine, generates corresponding replace
Urea titrates remaining di-n-butylamine with HCl standard solution, measures-NCO content after the reaction was completed.
10g acetone soln is added in step 5, the performed polymer prepared in step 3, chain extender Y and acetone is added dropwise at 60 DEG C
Mixed solution (chain extender Y and acetone quality ratio be 1:4), be added dropwise to complete in 1h.
The reaction was continued at 50 DEG C after step 6, completion of dropwise addition 1h, prepares the polyesters chemical combination with certain molecular weight
Object.
About 100g deionized water progress self-emulsifying is added into step 6 for step 7 in obtained polyesters compound, adjust body
The active constituent content of system is 20%, finally obtains color fixing agent M YP.The cotton cheese for being in dark color by color fixing agent addition
In dyeing course, test result is that its color fastness to washing (staining grade and colour fading grade) improves 1 grade, and fastness to wet rubbing improves
1.5 grade.
Specific embodiment 2
GE210 and anionic block regulator MX are placed in three-necked flask by step 1, and dehydration 1.5h is vacuumized at 130 DEG C.
Step 2 is filled with nitrogen protection into the three-necked flask of step 1, and thermometer and stirring are installed on three-necked flask
Device.
Step 3, at 70 DEG C, into GE210 and anionic block regulator MX through vacuum dehydration and nitrogen protection plus
Entering HDI (- NCO:(- OH+-COOH) molar ratio is 2.5:1), after reacting 3h, obtain-NCO content is close to theoretical value
NCO end group performed polymer.
Step 4 takes the performed polymer of 1-1.5g to react in toluene solution with excessive di-n-butylamine, generates corresponding replace
Urea titrates remaining di-n-butylamine with HCl standard solution, measures-NCO content after the reaction was completed.
10g acetone soln is added in step 5, the performed polymer prepared in step 3, chain extender Y and acetone is added dropwise at 40 DEG C
Mixed solution (chain extender R and acetone quality ratio be 1:5), be added dropwise to complete in 2h.
The reaction was continued at 30 DEG C after step 6, completion of dropwise addition 3h, prepares the polyesters chemical combination with certain molecular weight
Object.
About 100g deionized water progress self-emulsifying is added into step 6 for step 7 in obtained polyesters compound, adjust body
The active constituent content of system is 20%, finally obtains color fixing agent M YP.The cotton cheese for being in dark color by color fixing agent addition
In dyeing course, test result is that its color fastness to washing (staining grade and colour fading grade) improves 1 grade, and fastness to wet rubbing improves
1.5 grade.
Specific embodiment 3
GE310 and anionic block regulator MX are placed in three-necked flask by step 1, and dehydration 2h is vacuumized at 120 DEG C.
Step 2 is filled with nitrogen protection into the three-necked flask of step 1, and thermometer and stirring are installed on three-necked flask
Device.
Step 3, at 50 DEG C, into GE310 and anionic block regulator MX through vacuum dehydration and nitrogen protection plus
Entering IPDI (- NCO:(- OH+-COOH) molar ratio is 3:1), after reacting 3h, obtain-NCO content is close to theoretical value
NCO end group performed polymer.
Step 4 takes the performed polymer of 1-1.5g to react in toluene solution with excessive di-n-butylamine, generates corresponding replace
Urea titrates remaining di-n-butylamine with HCl standard solution, measures-NCO content after the reaction was completed.
10g acetone soln is added in step 5, the performed polymer prepared in step 3, chain extender Y and acetone is added dropwise at 40 DEG C
Mixed solution (chain extender R and acetone quality ratio be 1:6), be added dropwise to complete in 1h.
The reaction was continued at 40 DEG C after step 6, completion of dropwise addition 2h, prepares the polyesters chemical combination with certain molecular weight
Object.
About 100g deionized water progress self-emulsifying is added into step 6 for step 7 in obtained polyesters compound, adjust body
The active constituent content of system is 20%, finally obtains color fixing agent M YP.The cotton cheese for being in dark color by color fixing agent addition
In dyeing course, test result is that its color fastness to washing (staining grade and colour fading grade) improves 1 grade, and fastness to wet rubbing improves
1.5 grade.
Technical principle of the invention is: the addition that anionic block regulator MX, MX are added in polyol systems can adjust
Section using polyol systems as the polyurethane of soft chain segment, and can effectively control quantity that anionic group is distributed in yam surface and
Position, to achieve the effect that the color fastness to washing for promoting cotton cheese and resistance to dry, fastness to wet rubbing.With homemade chain extender
The performed polymer chain extension that Y reacts polyol systems and MX mixed system with IPDI, products therefrom can significantly improve cotton
The color fastness to washing of cheese and resistance to dry, fastness to wet rubbing, and finishing effect has good water resistance.
Claims (6)
1. a kind of preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing, characterized by the following steps:
Polyester polyol or polyether polyols and anionic block regulator MX are placed in three-necked flask, In by step 1
Dehydration 1-10h is vacuumized at 100 DEG C -200 DEG C；
Step 2 is filled with nitrogen protection in the three-necked flask of above-mentioned steps 1, and thermometer and stirring are installed on three-necked flask
Device；
Step 3, at 30 DEG C -90 DEG C, in polyester polyol or polyether polyols through vacuum dehydration and nitrogen protection
And in anionic block regulator MX be added IPDI, HDI, TDI(- NCO:(- OH+-COOH) molar ratio be 2-8:1), instead
After answering 1-10h, obtain-NCO content close to theoretical value NCO end group performed polymer；
Step 4 takes the performed polymer of 1-1.5g to react in toluene solution with excessive di-n-butylamine, generates corresponding substituted urea,
After the reaction was completed, remaining di-n-butylamine is titrated with HCl standard solution, measures-NCO content；
Step 5, will in the performed polymer that prepared in step 3 be added 10-100g acetone soln, at 30-80 DEG C be added dropwise chain extender Y with
(chain extender Y is 1:1-10) with acetone quality ratio to the mixed solution of acetone, is added dropwise to complete in 1-5h；
The reaction was continued at 30 DEG C -80 DEG C after step 6, completion of dropwise addition 1-5h, prepares the polyesters with certain molecular weight
Close object；
Addition 20-200g deionized water progress self-emulsifying in polyesters compound will be made in step 7 in step 6, finally obtain yin
Ionic color fixing agent M YP.
2. the preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing according to claim 1, feature exist
In: polyester polyol described in the step 1 and step 3 or polyether polyols be PEG-400, PEG600,
PEG1000、PEG1500、GE210、GE310。
3. the preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing according to claim 1, feature exist
In: the anionic block regulator MX in the step 3 is the mixed of 2,2- dihydromethyl propionic acid, ethylene glycol and 1,4-butanediol
Close object.
4. the preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing according to claim 3, feature exist
In: the mass ratio of 2, the 2- dihydromethyl propionic acid, ethylene glycol and 1,4-butanediol is 1-10:1-10:1-10.
5. the preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing according to claim 1, feature exist
In: the chain extender Y in the step 5 is the mixture of glycerine and hydroxy silicon oil.
6. the preparation method of the dedicated color fixing agent of anionic cotton cheese dyeing according to claim 5, feature exist
In: the mass ratio of the glycerine and hydroxy silicon oil is 1-10:1-10.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0165345A1 (en) * | 1983-02-10 | 1985-12-27 | Toray Industries, Inc. | Grained artificial leather having good colour fastness and dyeing method of ultrafine polyamide fibers |
| CN106917308A (en) * | 2017-04-10 | 2017-07-04 | 南通大学 | A kind of special color fixing agent of polyester cotton blending fabric co-bathing dyeing |
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