CN112142921A - Color fixing agent and preparation method thereof - Google Patents
Color fixing agent and preparation method thereof Download PDFInfo
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- CN112142921A CN112142921A CN202011026189.3A CN202011026189A CN112142921A CN 112142921 A CN112142921 A CN 112142921A CN 202011026189 A CN202011026189 A CN 202011026189A CN 112142921 A CN112142921 A CN 112142921A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
- C08F216/36—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by a ketonic radical
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/34—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
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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
- D06P3/66—Natural or regenerated cellulose using reactive dyes
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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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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The application discloses a fixing agent and a preparation method thereof, and the fixing agent forms insoluble color lake with anionic reactive dye through quaternary ammonium salt cationic groups which are uniformly distributed on a molecular chain, so that the water solubility of the reactive dye is reduced, the color fastness of cotton yarn is improved, meanwhile, the molecular chain of a polymer is relatively short and uniform through a molecular weight regulation control agent, and the uniformity of the color fastness of the middle-outer layer in cheese is ensured. In addition, the color fixing agent polymer molecular chain has epoxy active groups, can play a synergistic effect with a special crosslinking reaction monomer, can be crosslinked by itself, and can also be crosslinked and bonded with active groups on fibers, so that a friction-resistant and scratch-resistant transparent reticular film is formed on the surface of cotton yarns, the damage of other chemical finishing auxiliaries to dye chromophoric groups is prevented, the color difference of each layer of the cotton yarns is not changed, and meanwhile, the existence of the transparent reticular film can better improve the fuzzing and pilling resistance of a cloth sample woven by the cotton yarns.
Description
Technical Field
The application belongs to the technical field of printing and dyeing auxiliaries, and particularly relates to a color fixing agent and a preparation method thereof.
Background
The reactive dye has the advantages of bright color, complete chromatogram, economic process, simple operation, good level-dyeing property, low price and the like, and is widely used in the printing and dyeing industry. Cotton cheese is typically dyed with reactive dyes.
The reactive dyes are a class of anionic sulfonic acid group (-SO)3H) Or water-soluble group such as carboxylic acid group (-COOH), the dye is easy to fall off from dyed wet fiber due to the existence of water-soluble group in dye molecule, not only the color of the fabric is lightened, but also white or dyed fiber with other colors is stained, and staining and lapping phenomena are generated.
In the detection of textiles, the reasons for causing the unqualified textiles are mainly as follows: the use of forbidden dye, unqualified fabric pH value, overproof fabric formaldehyde, unqualified color fastness and the like, wherein the ratio of unqualified color fastness to unqualified color fastness is 58.1%, the unqualified color fastness is the main factor of the unqualified textile, and the improvement of the color fastness is the key factor of the improvement of the quality of the textile. Color fastness is an important indicator in apparel textiles. Therefore, reactive dye dyed fabrics must be treated with a color fixing agent to ensure color fastness, improve the quality of textiles and improve the value of textiles.
The cheese is reeled into a large-volume cheese which has a certain shape and a certain reeling density through a groove drum or a guide hook which reciprocates sharply on a winder again, and the winding structure between cotton yarns has certain tightness. There are therefore special requirements for fixing agents for use on cotton cheese: (1) the color fixing agent can not cause the color fastness difference of the outer layer, the middle layer and the inner layer of the cheese after the color fixing treatment of the cheese, (2) after the yarns of the outer layer, the middle layer and the inner layer are woven into cloth and then are treated by handfeel such as silicon oil, etc., the color difference of the fabric can not be formed.
The color fixing agents on the market are various in variety and have uneven quality. In the report about the cheese color fixing agent, the problems of the difference between the inner layer and the outer layer of cheese color fixing and the color difference of the cloth surface after cotton yarn weaving frequently occur in the actual dyeing and finishing processing.
Therefore, development of a color fixing agent which is environment-friendly and efficient and can solve the above problems is urgently needed.
Disclosure of Invention
The embodiment of the application provides a color fixing agent and a preparation method thereof, which are used for solving the problems of difference between inner and outer layers of cheese in color fixing and color difference of a cloth cover after cotton yarn weaving. And meanwhile, the cotton yarn after weaving has better fuzzing and pilling resistance.
The application provides a fixing agent, constitutes the weight portion of each material of fixing agent includes: 30-60 parts of quaternary ammonium salt cationic monomer; 10-30 parts of unsaturated epoxy-terminated polyether; 3-10 parts of a special crosslinking monomer; 1-8 parts of a molecular weight regulating and controlling agent; 1-5 parts of an initiator; and 20-60 parts of deionized water.
Further, the quaternary ammonium salt cationic monomer is one of acryloyloxyethyl dimethyl benzyl ammonium chloride, methacryloyloxyethyl dimethyl benzyl ammonium chloride, acryloylpropyl ammonium chloride and methacryloylpropyl trimethyl ammonium chloride.
Further, the unsaturated epoxy alkenyl-terminated polyether is prepared from
Further, the special crosslinking monomer is unsaturated diene-terminated polyether, and the structural formula of the special crosslinking monomer is shown in the specification
Further, the molecular weight regulation control agent is one or a mixture of two of isopropanol, sodium sulfite, mercaptoethanol, mercaptoacetic acid, mercaptopropanol and mercaptopropionic acid.
Further, the initiator is at least one of persulfate-bisulfite, persulfate-sulfite and azobisisobutyramidine hydrochloride.
The application also provides a preparation method of the color fixing agent, which comprises the following steps: adding a quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, a special crosslinking monomer, a molecular weight regulation control agent and pure water into a container in sequence, and uniformly stirring; heating the container to a first preset temperature; adding an initiator into the container, and controlling the temperature within a preset range until the initiator is completely added; and cooling to a first preset temperature, adding deionized water, and uniformly stirring to obtain the color fixing agent.
Further, the first preset temperature is 45 to 50 ℃.
Further, the preset range is 60 to 80 ℃.
Further, after the steps of adding the initiator into the container and controlling the temperature within a preset range until the initiator is added, the method further comprises the following steps:
the reaction was continued for 1 to 3 hours at a temperature controlled between 80 and 85 ℃.
The application has the advantages that the color fixing agent is specific to the characteristics of the cheese, the molecular weight of the color fixing agent polymer is large, the control agent is adjusted through the molecular weight, the length of a polymer molecular chain is controlled, the relative molecular weight of the polymer is small, the polymer is uniform, during color fixing, the color fixing agent working solution is easy to permeate to each layer of the cotton yarn through a pressure spray gun of cheese equipment, and the condition that the color fastness of the inner layer and the outer layer is inconsistent cannot occur to the cotton yarn after color fixing. The uniformity of the color fixing effect of the inner layer, the middle layer and the outer layer of the inner cheese is ensured. The molecular chain of the color fixing agent has uniform quaternary ammonium salt cation density, and can form insoluble lake with reactive dye, so that the color fastness to washing, the fastness to water bubbles and the like of cotton yarns are improved. In addition, the color fixing agent polymer molecular chain has epoxy active groups, can play a synergistic effect with a special crosslinking reaction monomer, can be crosslinked by itself, and can also be crosslinked and bonded with active groups on fibers, so that a friction-resistant and scratch-resistant transparent reticular film is formed on the surface of cotton yarns, the damage of other chemical finishing auxiliaries to dye chromophoric groups is prevented, the color difference of each layer of the cotton yarns is not changed, and meanwhile, the existence of the transparent reticular film can better improve the fuzzing and pilling resistance of a cloth sample woven by the cotton yarns. The color fixing agent has quaternary ammonium salt cationic groups on molecular chains, has small relative molecular weight and strong crosslinking reaction groups, endows the color fixing agent with excellent performance, ensures the color fixing uniformity of the inner layer and the outer layer of the cheese, and endows the cotton yarn with better fuzzing and pilling resistance under the synergistic effect of epoxy groups and special crosslinking reaction groups.
Detailed Description
The terminology used in the detailed description is for the purpose of describing particular embodiments only, and the expressions used in the singular are intended to cover the plural unless the context clearly dictates otherwise. In the present specification, it will be understood that terms such as "including," "having," and "containing" are intended to specify the presence of the features, integers, steps, acts, or combinations thereof disclosed in the specification, and are not intended to preclude the presence or addition of one or more other features, integers, steps, acts, or combinations thereof.
The embodiment of the application provides a color fixing agent, which comprises: quaternary ammonium salt cationic monomer, unsaturated epoxy-terminated polyether, special crosslinking monomer, molecular weight regulating and controlling agent, initiator and deionized water.
The modified polyurethane resin comprises, by weight, 50 parts of quaternary ammonium salt cationic monomer, 20 parts of unsaturated epoxy-terminated polyether, 5 parts of special crosslinking monomer, 5 parts of molecular weight regulating and controlling agent, 3 parts of initiator and 40 parts of deionized water.
In one embodiment, the quaternary ammonium salt cationic monomer is acryloyl propyl ammonium chloride. The unsaturated terminal epoxy alkenyl polyether is characterized by comprising the following structure:
wherein n is an integer of 1 to 10.
The special crosslinking monomer is unsaturated diene-terminated polyether, and the structural formula of the special crosslinking monomer is shown as the following formula:
wherein a and b are respectively an integer of 2-10, and R1 is H or saturated alkyl of C2-C5.
In one embodiment, the molecular weight control agent is mercaptoethanol. The initiator is persulfate-bisulfite.
The preparation method of the color fixing agent in the first embodiment of the application comprises the following steps:
adding quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, special crosslinking monomer, molecular weight regulating and controlling agent and pure water into the container in sequence, and stirring uniformly. Heating the container to a first preset temperature. And adding an initiator into the container, and controlling the temperature within a preset range until the initiator is completely added. And cooling to a first preset temperature, adding deionized water, and uniformly stirring to obtain the color fixing agent.
Specifically, a quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, a special crosslinking monomer, a molecular weight regulation control agent and pure water are sequentially added into a reaction vessel, stirring is started, after materials are thoroughly and uniformly stirred, the reaction vessel is heated by steam to 45-50 ℃, and heating is stopped. An initiator solution is prepared and then pumped into the high-level drip tank. Slowly dripping an initiator solution into the reaction container at the speed of 25L/h, observing the temperature change in the reaction container, wherein the reaction in the reaction container is an exothermic reaction, starting circulating cooling water to cool when the temperature is increased to 80 ℃, starting to drip the initiator solution again when the temperature of the reaction container is reduced to 60 ℃, and repeating the steps until the initiator is completely dripped. Controlling the temperature in the reaction container to be 80-85 ℃, and continuing to perform heat preservation reaction for 2 hours. And cooling the reaction container to 40-45 ℃, adding deionized water, uniformly stirring with the materials, stopping stirring, and discharging to obtain the environment-friendly high-efficiency cotton cheese color fixing agent.
The application has the advantages that the color fixing agent is specific to the characteristics of the cheese, the molecular weight of the color fixing agent polymer is large, the control agent is adjusted through the molecular weight, the length of a polymer molecular chain is controlled, the relative molecular weight of the polymer is small, the polymer is uniform, during color fixing, the color fixing agent working solution is easy to permeate to each layer of the cotton yarn through a pressure spray gun of cheese equipment, and the condition that the color fastness of the inner layer and the outer layer is inconsistent cannot occur to the cotton yarn after color fixing. The uniformity of the color fixing effect of the inner layer, the middle layer and the outer layer of the inner cheese is ensured. The molecular chain of the color fixing agent has uniform quaternary ammonium salt cation density, and can form insoluble lake with reactive dye, so that the color fastness to washing, the fastness to water bubbles and the like of cotton yarns are improved. In addition, the color fixing agent polymer molecular chain has epoxy active groups, can play a synergistic effect with a special crosslinking reaction monomer, can be crosslinked by itself, and can also be crosslinked and bonded with active groups on fibers, so that a friction-resistant and scratch-resistant transparent reticular film is formed on the surface of cotton yarns, the damage of other chemical finishing auxiliaries to dye chromophoric groups is prevented, the color difference of each layer of the cotton yarns is not changed, and meanwhile, the existence of the transparent reticular film can better improve the fuzzing and pilling resistance of a cloth sample woven by the cotton yarns. The color fixing agent has quaternary ammonium salt cationic groups on molecular chains, has small relative molecular weight and strong crosslinking reaction groups, endows the color fixing agent with excellent performance, ensures the color fixing uniformity of the inner layer and the outer layer of the cheese, and endows the cotton yarn with better fuzzing and pilling resistance under the synergistic effect of epoxy groups and special crosslinking reaction groups.
The fixing agent provided by the embodiment II of the application comprises: quaternary ammonium salt cationic monomer, unsaturated epoxy-terminated polyether, special crosslinking monomer, molecular weight regulating and controlling agent, initiator and deionized water.
The modified polyurethane resin comprises, by weight, 55 parts of quaternary ammonium salt cationic monomer, 30 parts of unsaturated terminal epoxy alkenyl polyether, 8 parts of special crosslinking monomer, 6 parts of molecular weight regulating and controlling agent, 2 parts of initiator and 60 parts of deionized water.
In the second embodiment, the quaternary ammonium salt cationic monomer is acryloyloxyethyldimethylbenzyl ammonium chloride. The unsaturated terminal epoxy alkenyl polyether is characterized by comprising the following structure:
wherein n and m are respectively integers from 1 to 10, and R is H or saturated alkyl of C2 to C5.
The special crosslinking monomer is unsaturated diene-terminated polyether, and the structural formula of the special crosslinking monomer is shown as the following formula:
wherein a and b are respectively an integer of 2-10, and R1 is H or saturated alkyl of C2-C5.
The molecular weight regulating and controlling agent is sodium sulfite. The initiator is azodiisobutyramidine hydrochloride.
The preparation method of the color fixing agent in the first embodiment of the application comprises the following steps: adding quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, special crosslinking monomer, molecular weight regulating and controlling agent and pure water into the container in sequence, and stirring uniformly. Heating the container to a first preset temperature. And adding an initiator into the container, and controlling the temperature within a preset range until the initiator is completely added. And cooling to a first preset temperature, adding deionized water, and uniformly stirring to obtain the color fixing agent.
Specifically, a quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, a special crosslinking monomer, a molecular weight regulation control agent and pure water are sequentially added into a reaction vessel, stirring is started, after materials are thoroughly and uniformly stirred, the reaction vessel is heated by steam to 45-50 ℃, and heating is stopped. An initiator solution is prepared and then pumped into the high-level drip tank. Slowly dripping an initiator solution into the reaction container at the speed of 25L/h, paying attention to the temperature change in the reaction container, wherein the reaction in the reaction container is an exothermic reaction, starting circulating cooling water to cool when the temperature is increased to 80 ℃, starting to drip the initiator solution again when the temperature of the reaction container is reduced to 60 ℃, and repeating the steps until the initiator is completely dripped.
Controlling the temperature in the reaction container to be 80-85 ℃, and continuing to perform heat preservation reaction for 3 hours. And cooling the reaction container to 40-45 ℃, adding deionized water, uniformly stirring with the materials, stopping stirring, and discharging to obtain the environment-friendly high-efficiency cotton cheese color fixing agent.
The application has the advantages that the color fixing agent is specific to the characteristics of the cheese, the molecular weight of the color fixing agent polymer is large, the control agent is adjusted through the molecular weight, the length of a polymer molecular chain is controlled, the relative molecular weight of the polymer is small, the polymer is uniform, during color fixing, the color fixing agent working solution is easy to permeate to each layer of the cotton yarn through a pressure spray gun of cheese equipment, and the condition that the color fastness of the inner layer and the outer layer is inconsistent cannot occur to the cotton yarn after color fixing. The uniformity of the color fixing effect of the inner layer, the middle layer and the outer layer of the inner cheese is ensured. The molecular chain of the color fixing agent has uniform quaternary ammonium salt cation density, and can form insoluble lake with reactive dye, so that the color fastness to washing, the fastness to water bubbles and the like of cotton yarns are improved. In addition, the color fixing agent polymer molecular chain has epoxy active groups, can play a synergistic effect with a special crosslinking reaction monomer, can be crosslinked by itself, and can also be crosslinked and bonded with active groups on fibers, so that a friction-resistant and scratch-resistant transparent reticular film is formed on the surface of cotton yarns, the damage of other chemical finishing auxiliaries to dye chromophoric groups is prevented, the color difference of each layer of the cotton yarns is not changed, and meanwhile, the existence of the transparent reticular film can better improve the fuzzing and pilling resistance of a cloth sample woven by the cotton yarns. The color fixing agent has quaternary ammonium salt cationic groups on molecular chains, has small relative molecular weight and strong crosslinking reaction groups, endows the color fixing agent with excellent performance, ensures the color fixing uniformity of the inner layer and the outer layer of the cheese, and endows the cotton yarn with better fuzzing and pilling resistance under the synergistic effect of epoxy groups and special crosslinking reaction groups.
The color fixing agent prepared by the application is applied to cotton cheese, and the color fixing effect of each layer of the cotton yarn, namely the outer layer, the middle layer and the inner layer is shown in the following table 1.
TABLE 1 color fastness
The color difference of the cloth sample after weaving the cotton yarn after fixing the color is shown in table 2. The woven cloth samples were subjected to fuzzing and pilling resistance tests, and the results are shown in table 3.
TABLE 2 color difference
TABLE 3 pilling resistance
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The principle and the implementation of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. The color fixing agent is characterized by comprising the following substances in parts by weight:
30-60 parts of quaternary ammonium salt cationic monomer;
10-30 parts of unsaturated epoxy-terminated polyether;
3-10 parts of a special crosslinking monomer;
1-8 parts of a molecular weight regulating and controlling agent;
1-5 parts of an initiator; and
and 20-60 parts of deionized water.
2. The fixing agent according to claim 1, wherein the quaternary ammonium salt cationic monomer is one of acryloyloxyethyl dimethyl benzyl ammonium chloride, methacryloyloxyethyl dimethyl benzyl ammonium chloride, acryloylpropyl ammonium chloride and methacryloylpropyl trimethyl ammonium chloride.
3. The fixing agent as claimed in claim 1, wherein the unsaturated terminal epoxyalkenyl polyether is composed of
One of (1);
wherein n and m are respectively integers from 1 to 10, and R is H or saturated alkyl of C2 to C5.
4. The color fixing agent according to claim 1, wherein the special crosslinking monomer is unsaturated diene-terminated polyether, and the structural formula of the special crosslinking monomer is shown in the specification
Wherein a and b are respectively integers of 2-10, and R1 is H or saturated alkyl of C2-C5.
5. The fixing agent according to claim 1, wherein the molecular weight control agent is one or a mixture of isopropanol, sodium sulfite, mercaptoethanol, thioglycolic acid, mercaptopropanol and mercaptopropionic acid.
6. The fixing agent according to claim 1, wherein the initiator is at least one of persulfate-bisulfite, persulfate-sulfite, and azobisisobutyramidine hydrochloride.
7. The preparation method of the color fixing agent is characterized by comprising the following steps:
adding a quaternary ammonium salt cationic monomer, unsaturated epoxy alkenyl terminated polyether, a special crosslinking monomer, a molecular weight regulation control agent and pure water into a container in sequence, and uniformly stirring;
heating the container to a first preset temperature;
adding an initiator into the container, and controlling the temperature within a preset range until the initiator is completely added; and
and cooling to a first preset temperature, adding deionized water, and uniformly stirring to obtain the color fixing agent.
8. The method for preparing a fixing agent according to claim 7, wherein the first preset temperature is 45 to 50 ℃.
9. The process for the preparation of fixing agents according to claim 7, characterized in that the preset range is 60 to 80 ℃.
10. The method for preparing the fixing agent according to claim 7, wherein after the steps of adding the initiator into the container and controlling the temperature within the preset range until the initiator is added, the method further comprises the steps of:
the reaction was continued for 1 to 3 hours at a temperature controlled between 80 and 85 ℃.
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| CN202011026189.3A CN112142921A (en) | 2020-09-25 | 2020-09-25 | Color fixing agent and preparation method thereof |
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| CN202011026189.3A CN112142921A (en) | 2020-09-25 | 2020-09-25 | Color fixing agent and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113584912A (en) * | 2021-09-09 | 2021-11-02 | 苏州联胜化学有限公司 | Multifunctional color fastness improver for impregnation and preparation method thereof |
| CN115726203A (en) * | 2021-08-31 | 2023-03-03 | 传清化工(广东)有限公司 | Polyester cotton high-fastness fixing agent and preparation method thereof |
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| CN105482032A (en) * | 2016-01-20 | 2016-04-13 | 广东溢达纺织有限公司 | Cationic color fixing agent and preparation method and application thereof |
| CN107216428A (en) * | 2017-07-07 | 2017-09-29 | 苏州联胜化学有限公司 | Cotton perspiration resistance aldehyde-free colour stabilizer and its preparation method and application |
| CN110761086A (en) * | 2019-09-30 | 2020-02-07 | 苏州联胜化学有限公司 | Cross-linking type color change stabilizer and preparation and use methods thereof |
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| CN107216428A (en) * | 2017-07-07 | 2017-09-29 | 苏州联胜化学有限公司 | Cotton perspiration resistance aldehyde-free colour stabilizer and its preparation method and application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115726203A (en) * | 2021-08-31 | 2023-03-03 | 传清化工(广东)有限公司 | Polyester cotton high-fastness fixing agent and preparation method thereof |
| CN113584912A (en) * | 2021-09-09 | 2021-11-02 | 苏州联胜化学有限公司 | Multifunctional color fastness improver for impregnation and preparation method thereof |
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Application publication date: 20201229 |