CN112981990A - Color fixing agent and preparation process thereof - Google Patents
Color fixing agent and preparation process thereof Download PDFInfo
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- CN112981990A CN112981990A CN202110240008.5A CN202110240008A CN112981990A CN 112981990 A CN112981990 A CN 112981990A CN 202110240008 A CN202110240008 A CN 202110240008A CN 112981990 A CN112981990 A CN 112981990A
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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
- D06P1/64—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 without sulfate or sulfonate groups
- D06P1/651—Compounds without nitrogen
- D06P1/65106—Oxygen-containing compounds
-
- 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
- D06P1/628—Compounds containing nitrogen
-
- 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
- D06P1/64—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 without sulfate or sulfonate groups
- D06P1/642—Compounds containing nitrogen
- D06P1/6424—Compounds containing isocyanate or isothiocyanate groups
-
- 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
- D06P1/64—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 without sulfate or sulfonate groups
- D06P1/642—Compounds containing nitrogen
- D06P1/645—Aliphatic, araliphatic or cycloaliphatic compounds containing amino groups
-
- 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
- D06P1/64—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 without sulfate or sulfonate groups
- D06P1/651—Compounds without nitrogen
- D06P1/65106—Oxygen-containing compounds
- D06P1/65131—Compounds containing ether or acetal groups
Abstract
The invention discloses a color fixing agent and a preparation process thereof, wherein the color fixing agent comprises, by weight, 20-30 parts of polyisocyanate, 70-80 parts of ethyl acetate, 10-20 parts of phenetole, 6-12 parts of diethylenetriamine, 8-20 parts of 2-acrylamide-2-methylpropanesulfonic acid, 4-10 parts of ethylene glycol diglycidyl ether and 5-10 parts of organosiloxane.
Description
Technical Field
The invention relates to the technical field of color fixing agent preparation, in particular to a color fixing agent and a preparation process thereof.
Background
With the continuous push-out of various new materials and the continuous push-out of various environment-friendly coloring agents, when some dark vamps are bonded with white or light-colored undersoles of shoes, the colors of the fabrics permeate the undersole materials, so that the problems of serious flaws left on finished shoes, return claims and the like are caused, and huge loss and even reversal closure are caused to factories.
Disclosure of Invention
The invention aims to provide a color fixing agent and a preparation process thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the color fixing agent comprises, by weight, 20-30 parts of polyisocyanate, 70-80 parts of ethyl acetate, 10-20 parts of phenetole, 6-12 parts of diethylenetriamine, 8-20 parts of 2-acrylamide-2-methylpropanesulfonic acid, 4-10 parts of ethylene glycol diglycidyl ether and 5-10 parts of organosiloxane.
Preferably, the color fixing agent component preferably comprises 25 parts of polyisocyanate, 75 parts of ethyl acetate, 15 parts of phenetole, 9 parts of diethylenetriamine, 14 parts of 2-acrylamide-2-methylpropanesulfonic acid, 7 parts of ethylene glycol diglycidyl ether and 8 parts of organosiloxane.
Preferably, the preparation process comprises the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
Preferably, the stirring speed in the step A is 80-120 r/min, and the time is 20min-40 min.
Preferably, the heating temperature of the stirring kettle in the step B is 35-40 ℃, the stirring speed is 1200-1600 rpm, and the time is 10min-18 min.
Preferably, the heating temperature of the water bath in the step C is 45-55 ℃, and the time is 40-50 min.
Compared with the prior art, the invention has the beneficial effects that: the preparation process is simple, the prepared color fixing agent can be stably cured and fixed, the light fastness and perspiration fastness of the vamp are not affected, the color fixing agent is green and environment-friendly, the vamp surface is coated only once when the color fixing agent is used, the color fixing agent is convenient to use, the production cost of a shoemaking enterprise is reduced, and the color fixing agent does not contain triphenyl and is non-toxic and harmless to a human body; the added glycol diglycidyl ether and organic siloxane can reduce the water solubility of the color fixing agent and improve the wet ironing fastness of the color fixing agent; the added polyisocyanate can enable the color fixing agent to have higher buffering capacity on acidic substances, and improve the perspiration fastness of the vamp.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides the following technical scheme: the color fixing agent comprises, by weight, 20-30 parts of polyisocyanate, 70-80 parts of ethyl acetate, 10-20 parts of phenetole, 6-12 parts of diethylenetriamine, 8-20 parts of 2-acrylamide-2-methylpropanesulfonic acid, 4-10 parts of ethylene glycol diglycidyl ether and 5-10 parts of organosiloxane.
The first embodiment is as follows:
the color fixing agent comprises, by weight, 20 parts of polyisocyanate, 70 parts of ethyl acetate, 10 parts of phenetole, 6 parts of diethylenetriamine, 8 parts of 2-acrylamide-2-methylpropanesulfonic acid, 4 parts of ethylene glycol diglycidyl ether and 5 parts of organosiloxane.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 80 rpm for 20 min.
In the embodiment, the heating temperature of the stirring kettle in the step B is 35 ℃, the stirring speed is 1200 rpm, and the time is 10min to 18 min.
In this example, the temperature of the water bath in step C was 45 ℃ for 40 min.
Example two:
the color fixing agent comprises, by weight, 30 parts of polyisocyanate, 80 parts of ethyl acetate, 20 parts of phenetole, 12 parts of diethylenetriamine, 20 parts of 2-acrylamide-2-methylpropanesulfonic acid, 10 parts of ethylene glycol diglycidyl ether and 10 parts of organosiloxane.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 120 rpm for 40 min.
In this example, in step B, the heating temperature of the stirred tank was 40 ℃, the stirring rate was 1600 rpm, and the time was 18 min.
In this example, the temperature of the water bath in step C was 55 ℃ for 50 min.
Example three:
the color fixing agent comprises 22 parts of polyisocyanate, 72 parts of ethyl acetate, 12 parts of phenetole, 7 parts of diethylenetriamine, 10 parts of 2-acrylamide-2-methylpropanesulfonic acid, 5 parts of ethylene glycol diglycidyl ether and 7 parts of organosiloxane.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 90 rpm for 25 min.
In this example, in step B, the heating temperature of the stirred tank was 36 ℃, the stirring rate was 1300 rpm, and the time was 11 min.
In this example, the heating temperature of the water bath in step C was 47 ℃ and the time was 42 min.
Example four:
the color fixing agent comprises 28 parts of polyisocyanate, 78 parts of ethyl acetate, 18 parts of phenetole, 10 parts of diethylenetriamine, 18 parts of 2-acrylamide-2-methylpropanesulfonic acid, 8 parts of ethylene glycol diglycidyl ether and 9 parts of organic siloxane by weight.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 110 rpm for 35 min.
In this example, in step B, the heating temperature of the stirred tank was 38 ℃, the stirring rate was 1500 rpm, and the time was 17 min.
In this example, the heating temperature of the water bath in step C was 52 ℃ and the time was 48 min.
Example five:
the color fixing agent comprises, by weight, 24 parts of polyisocyanate, 76 parts of ethyl acetate, 14 parts of phenetole, 10 parts of diethylenetriamine, 13 parts of 2-acrylamide-2-methylpropanesulfonic acid, 8 parts of ethylene glycol diglycidyl ether and 7 parts of organosiloxane.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 94 rpm for 36 min.
In this example, in step B, the heating temperature of the stirred tank was 38 ℃, the stirring rate was 1500 rpm, and the time was 17 min.
In this example, the temperature of the water bath in step C was 48 ℃ for 44 min.
Example six:
the color fixing agent comprises, by weight, 25 parts of polyisocyanate, 75 parts of ethyl acetate, 15 parts of phenetole, 9 parts of diethylenetriamine, 14 parts of 2-acrylamide-2-methylpropanesulfonic acid, 7 parts of ethylene glycol diglycidyl ether and 8 parts of organosiloxane.
The preparation process of the embodiment includes the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
In this example, the stirring speed in step A was 100 rpm for 30 min.
In this example, the heating temperature of the stirred tank in step B was 38 ℃, the stirring rate was 1400 rpm, and the time was 14 min.
In this example, the temperature of the water bath in step C was 50 ℃ and the time was 45 min.
Experimental example:
and (3) detecting color fastness: after the color fixing agent is coated on the surface of the vamp, the dry and wet friction fastness test data of the vamp coated with the color fixing agent and the vamp not coated with the color fixing agent are respectively as follows:
the preparation process is simple, the prepared color fixing agent can be stably cured and fixed, the light fastness and perspiration fastness of the vamp are not affected, the color fixing agent is green and environment-friendly, the vamp surface is coated only once when the color fixing agent is used, the color fixing agent is convenient to use, the production cost of a shoemaking enterprise is reduced, and the color fixing agent does not contain triphenyl and is non-toxic and harmless to a human body; the added glycol diglycidyl ether and organic siloxane can reduce the water solubility of the color fixing agent and improve the wet ironing fastness of the color fixing agent; the added polyisocyanate can enable the color fixing agent to have higher buffering capacity on acidic substances, and improve the perspiration fastness of the vamp.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A fixing agent, which is characterized in that: the color fixing agent comprises, by weight, 20-30 parts of polyisocyanate, 70-80 parts of ethyl acetate, 10-20 parts of phenetole, 6-12 parts of diethylenetriamine, 8-20 parts of 2-acrylamide-2-methylpropanesulfonic acid, 4-10 parts of ethylene glycol diglycidyl ether and 5-10 parts of organosiloxane.
2. A fixing agent according to claim 1, characterized in that: the preferable component proportion of the color fixing agent component comprises 25 parts of polyisocyanate, 75 parts of ethyl acetate, 15 parts of phenetole, 9 parts of diethylenetriamine, 14 parts of 2-acrylic amide-2-methylpropanesulfonic acid, 7 parts of ethylene glycol diglycidyl ether and 8 parts of organosiloxane.
3. The preparation process for realizing the color fixing agent in the claim 1 is characterized by comprising the following steps: the preparation process comprises the following steps:
A. mixing phenetole, diethylenetriamine and 2-acrylamide-2-methylpropanesulfonic acid, adding the mixture into a stirring tank, and stirring at a low speed to obtain a mixed solution A;
B. mixing ethyl acetate and polyisocyanate, adding the mixture into a stirring kettle, heating and stirring to obtain a mixed solution B;
C. mixing the mixed solution A and the mixed solution B, adding the mixed solution A and the mixed solution B into a water bath kettle, heating in a water bath manner, adding organic siloxane in the heating process, and mixing to obtain a mixed solution C;
D. and stirring the mixed solution C, cooling to room temperature, standing at normal temperature for 30min, and filling to obtain the color fixing agent.
4. The process of claim 3, wherein the dye fixing agent is prepared by the following steps: in the step A, the stirring speed is 80-120 r/min, and the time is 20-40 min.
5. The process of claim 3, wherein the dye fixing agent is prepared by the following steps: in the step B, the heating temperature of the stirring kettle is 35-40 ℃, the stirring speed is 1200-1600 rpm, and the time is 10-18 min.
6. The process of claim 3, wherein the dye fixing agent is prepared by the following steps: and C, heating the water bath in the step C at the temperature of 45-55 ℃ for 40-50 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110240008.5A CN112981990A (en) | 2021-03-04 | 2021-03-04 | Color fixing agent and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110240008.5A CN112981990A (en) | 2021-03-04 | 2021-03-04 | Color fixing agent and preparation process thereof |
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| Publication Number | Publication Date |
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| CN112981990A true CN112981990A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110240008.5A Pending CN112981990A (en) | 2021-03-04 | 2021-03-04 | Color fixing agent and preparation process thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4147512A (en) * | 1975-02-21 | 1979-04-03 | Dainippon Pharmaceutical Co., Ltd. | Fixing agent for improving fastness properties of dyeings on polyamide fibers and preparation thereof |
| CN106758516A (en) * | 2016-12-12 | 2017-05-31 | 刘海平 | The preparation method and obtained color fixing agent of a kind of paper color fixing agent |
| CN107675530A (en) * | 2017-09-06 | 2018-02-09 | 江苏新瑞贝科技股份有限公司 | A kind of preparation method of woolen color fixing agent |
| CN110656519A (en) * | 2019-10-29 | 2020-01-07 | 江苏金荣泰新材料科技有限公司 | Color fixing agent for non-woven fabric |
| CN111945446A (en) * | 2020-08-27 | 2020-11-17 | 多恩生物科技有限公司 | Environment-friendly hydrophilic color fixing agent for cotton and preparation method thereof |
-
2021
- 2021-03-04 CN CN202110240008.5A patent/CN112981990A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4147512A (en) * | 1975-02-21 | 1979-04-03 | Dainippon Pharmaceutical Co., Ltd. | Fixing agent for improving fastness properties of dyeings on polyamide fibers and preparation thereof |
| CN106758516A (en) * | 2016-12-12 | 2017-05-31 | 刘海平 | The preparation method and obtained color fixing agent of a kind of paper color fixing agent |
| CN107675530A (en) * | 2017-09-06 | 2018-02-09 | 江苏新瑞贝科技股份有限公司 | A kind of preparation method of woolen color fixing agent |
| CN110656519A (en) * | 2019-10-29 | 2020-01-07 | 江苏金荣泰新材料科技有限公司 | Color fixing agent for non-woven fabric |
| CN111945446A (en) * | 2020-08-27 | 2020-11-17 | 多恩生物科技有限公司 | Environment-friendly hydrophilic color fixing agent for cotton and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 卢行芳等: "防水革的涂饰", 《西部皮革》 * |
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