CN112553926A - High-concentration formaldehyde-free color fixing agent and preparation process thereof - Google Patents

High-concentration formaldehyde-free color fixing agent and preparation process thereof Download PDF

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Publication number
CN112553926A
CN112553926A CN202011614999.0A CN202011614999A CN112553926A CN 112553926 A CN112553926 A CN 112553926A CN 202011614999 A CN202011614999 A CN 202011614999A CN 112553926 A CN112553926 A CN 112553926A
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CN
China
Prior art keywords
parts
fixing agent
water
ammonium chloride
formaldehyde
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Pending
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CN202011614999.0A
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Chinese (zh)
Inventor
史余庆
蒋俊伟
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Wuxi Lianda Chemical Co ltd
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Wuxi Lianda Chemical Co ltd
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Priority to CN202011614999.0A priority Critical patent/CN112553926A/en
Publication of CN112553926A publication Critical patent/CN112553926A/en
Pending legal-status Critical Current

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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General 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
    • D06P1/44General 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
    • D06P1/52General 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 synthetic macromolecular substances
    • D06P1/5207Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • D06P1/5214Polymers of unsaturated compounds containing no COOH groups or functional derivatives thereof
    • D06P1/5242Polymers of unsaturated N-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F226/00Copolymers 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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
    • C08F226/02Copolymers 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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a single or double bond to nitrogen
    • C08F226/04Diallylamine

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The invention relates to the technical field of spinning, in particular to a high-concentration formaldehyde-free color fixing agent and a preparation process thereof, wherein the raw materials are easy to obtain, the preparation is simple, and meanwhile, the finished product has reliable quality and is green and environment-friendly; comprises the following components in parts by weight: 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide, 3-5 parts of ethyl acetate, 1-20 parts of strong acid, 1-20 parts of ammonium chloride and the balance of water; the method comprises the following steps: step one, dissolving 1-20 parts by mass of strong acid in water to obtain an acid solution; dispersing 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide and 3-5 parts of ethyl acetate in water according to parts by mass to obtain a monomer solution; and step three, heating the monomer to 70 ℃ and stirring by a magnetic stirrer.

Description

High-concentration formaldehyde-free color fixing agent and preparation process thereof
Technical Field
The invention relates to the technical field of spinning, in particular to a high-concentration formaldehyde-free color fixing agent and a preparation process thereof.
Background
The color fixing agent is one of important auxiliaries in the printing and dyeing industry, and can be used for improving the color fastness of the dye on fabrics to wet treatment. The insoluble color substance can be formed on the fabric with the dye, thereby improving the washing fastness and the perspiration fastness of the color and sometimes also improving the light fastness of the color. The existing color fixing agent generally uses a color fixing agent containing formaldehyde to improve the color fastness, but the color fixing agent containing formaldehyde is eliminated in many cases with the increasing environmental awareness of people, so that the demand of printing and dyeing manufacturers on formaldehyde-free color fixing agents is increasing day by day.
Disclosure of Invention
In order to solve the technical problems, the invention provides the high-concentration formaldehyde-free color fixing agent and the preparation process thereof, wherein the raw materials are easy to obtain, the preparation is simple, the quality of a finished product is reliable, and the high-concentration formaldehyde-free color fixing agent is green and environment-friendly.
The invention relates to a high-concentration formaldehyde-free color fixing agent which comprises the following components in parts by weight: 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide, 3-5 parts of ethyl acetate, 1-20 parts of strong acid, 1-20 parts of ammonium chloride and the balance of water.
The invention relates to a high-concentration formaldehyde-free color fixing agent, which comprises the following components in parts by mass: 20 parts of isoprene, 80 parts of dimethyl diallyl ammonium chloride, 9 parts of methacrylamide, 6 parts of acrylamide, 4 parts of ethyl acetate, 1-4 parts of strong acid, 1-20 parts of ammonium chloride and the balance of water.
According to the high-concentration formaldehyde-free color fixing agent disclosed by the invention, hydrochloric acid is preferably selected as the strong acid, the concentration of the hydrochloric acid is 37%, the mass part of the hydrochloric acid is 2 parts, and the mass part of water is 160-200 parts.
According to the high-concentration formaldehyde-free color fixing agent disclosed by the invention, sulfuric acid is preferably used as the strong acid, the concentration of the sulfuric acid is 98%, the mass part of the sulfuric acid is 3 parts, and the mass part of water is 160-200 parts.
The high-concentration formaldehyde-free color fixing agent provided by the invention comprises 180 parts of water by mass.
The invention relates to a preparation process of a high-concentration formaldehyde-free color fixing agent, which comprises the following steps:
step one, dissolving 1-20 parts by mass of strong acid in water to obtain an acid solution;
dispersing 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide and 3-5 parts of ethyl acetate in water according to parts by mass to obtain a monomer solution;
step three, heating the monomer to 70 ℃, and stirring by using a magnetic stirrer, wherein the heating rate in the process of heating to 70 ℃ is 1.0 ℃ per minute;
dripping the acidic solution into the monomer solution, keeping the stirring state, cooling and discharging to obtain a formaldehyde-free fixing agent solution;
and step five, drying the formaldehyde-free fixing agent solution to obtain the high-concentration formaldehyde-free fixing agent.
The invention has the beneficial effects that: the product is free of formaldehyde, is beneficial to environmental protection, is easy to obtain raw materials, is simple to prepare, and is green and environment-friendly, and the quality of a finished product is reliable.
Detailed Description
The following examples are given to further illustrate the embodiments of the present invention. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The invention relates to a preparation process of a high-concentration formaldehyde-free color fixing agent, which comprises the following steps:
dissolving strong acid in water according to parts by mass to obtain an acid solution;
dispersing isoprene, dimethyl diallyl ammonium chloride, methacrylamide, acrylamide and ethyl acetate in water according to the mass parts to obtain a monomer solution;
step three, heating the monomer to 70 ℃, and stirring by using a magnetic stirrer, wherein the heating rate in the process of heating to 70 ℃ is 1.0 ℃ per minute;
dripping the acidic solution into the monomer solution, keeping the stirring state, cooling and discharging to obtain a formaldehyde-free fixing agent solution;
and step five, drying the formaldehyde-free fixing agent solution to obtain the high-concentration formaldehyde-free fixing agent.
Experimental group
Comprises the following components in parts by mass: 20 parts of isoprene, 80 parts of dimethyl diallyl ammonium chloride, 9 parts of methacrylamide, 6 parts of acrylamide, 4 parts of ethyl acetate, 3 parts of 98% sulfuric acid, 10 parts of ammonium chloride and the balance of water.
Comparative example 1
100 parts of dimethyl diallyl ammonium chloride, 15 parts of N-methyl diallyl amine, 6 parts of acrylic acid, 2 parts of persulfate, 1 part of bisulfite, 10 parts of ammonium acetate and the balance of water.
Comparative example 2
10 parts of isoprene, 70 parts of dimethyl diallyl ammonium chloride, 6 parts of methacrylamide, 3 parts of acrylamide, 1 part of ethyl acetate, 3 parts of 98% sulfuric acid, 7 parts of ammonium chloride and the balance of water.
Comparative example 3
14 parts of isoprene, 74 parts of dimethyl diallyl ammonium chloride, 7 parts of methacrylamide, 4 parts of acrylamide, 2 parts of ethyl acetate, 3 parts of 98% sulfuric acid, 8 parts of ammonium chloride and the balance of water.
Comparative example 4
16 parts of isoprene, 76 parts of dimethyl diallyl ammonium chloride, 8 parts of methacrylamide, 5 parts of acrylamide, 3 parts of ethyl acetate, 3 parts of 98% sulfuric acid, 9 parts of ammonium chloride and the balance of water.
Comparative example 5
24 parts of isoprene, 84 parts of dimethyl diallyl ammonium chloride, 10 parts of methacrylamide, 7 parts of acrylamide, 5 parts of ethyl acetate, 3 parts of 98% sulfuric acid, 11 parts of ammonium chloride and the balance of water.
Comparative example 6
26 parts of isoprene, 86 parts of dimethyl diallyl ammonium chloride, 11 parts of methacrylamide, 8 parts of acrylamide, 6 parts of ethyl acetate, 3 parts of 98% sulfuric acid, 12 parts of ammonium chloride and the balance of water.
The testing procedure is as per GB/T3920-2008 textile color fastness test: friction fastness was measured by the method of Friction fastness.
Experimental group Comparative example 1 Comparative example 2 Comparative example 3 Comparative example 4 Comparative example 5 Comparative example 6
Fastness to boiling water 4.4 4 4 4.3 4.4 4.3 4.2
Fastness to dry rubbing 4.5 3.2 3.6 4 4.3 4.2 4
Fastness to wet rubbing 3.6 2.5 2.8 3.1 3.4 3.3 3
Color change soaping fastness 4.2 3.3 3.5 3.8 4 3.8 3.6
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The high-concentration formaldehyde-free color fixing agent is characterized by comprising the following components in parts by weight: 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide, 3-5 parts of ethyl acetate, 1-20 parts of strong acid, 1-20 parts of ammonium chloride and the balance of water.
2. The high-consistency formaldehyde-free fixing agent as claimed in claim 1, which comprises the following components in parts by mass: 20 parts of isoprene, 80 parts of dimethyl diallyl ammonium chloride, 9 parts of methacrylamide, 6 parts of acrylamide, 4 parts of ethyl acetate, 1-4 parts of strong acid, 1-20 parts of ammonium chloride and the balance of water.
3. The high-concentration formaldehyde-free color fixing agent as claimed in any one of claims 1 or 2, wherein the strong acid is preferably hydrochloric acid, the concentration of the hydrochloric acid is 37%, the mass part of the hydrochloric acid is 2 parts, and the mass part of the water is 160-200 parts.
4. The high-concentration formaldehyde-free color fixing agent as claimed in any one of claims 1 or 2, wherein the strong acid is preferably sulfuric acid, the concentration of the sulfuric acid is 98%, the mass part of the sulfuric acid is 3 parts, and the mass part of the water is 160-200 parts.
5. The high-consistency formaldehyde-free fixing agent as claimed in any one of claims 1 to 4, wherein the water is present in an amount of 180 parts by weight.
6. A preparation process of a high-concentration formaldehyde-free color fixing agent is characterized by comprising the following steps:
step one, dissolving 1-20 parts by mass of strong acid in water to obtain an acid solution;
dispersing 15-25 parts of isoprene, 75-85 parts of dimethyl diallyl ammonium chloride, 8-10 parts of methacrylamide, 1-7 parts of acrylamide and 3-5 parts of ethyl acetate in water according to parts by mass to obtain a monomer solution;
step three, heating the monomer to 70 ℃, and stirring by using a magnetic stirrer, wherein the heating rate in the process of heating to 70 ℃ is 1.0 ℃ per minute;
dripping the acidic solution into the monomer solution, keeping the stirring state, cooling and discharging to obtain a formaldehyde-free fixing agent solution;
and step five, drying the formaldehyde-free fixing agent solution to obtain the high-concentration formaldehyde-free fixing agent.
CN202011614999.0A 2020-12-30 2020-12-30 High-concentration formaldehyde-free color fixing agent and preparation process thereof Pending CN112553926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011614999.0A CN112553926A (en) 2020-12-30 2020-12-30 High-concentration formaldehyde-free color fixing agent and preparation process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011614999.0A CN112553926A (en) 2020-12-30 2020-12-30 High-concentration formaldehyde-free color fixing agent and preparation process thereof

Publications (1)

Publication Number Publication Date
CN112553926A true CN112553926A (en) 2021-03-26

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491064A (en) * 1965-06-26 1970-01-20 Pfersee Chem Fab Process for producing water-soluble nitrogen-containing products by reacting a compound containing a group with formaldehyde and free amines
CN104420374A (en) * 2013-09-06 2015-03-18 无锡荡口通和纺织机械厂 Polycationic formaldehyde-free color fixing agent and preparation method thereof
CN104452366A (en) * 2014-11-17 2015-03-25 太仓运通生物化工有限公司 Formaldehyde-free color-fixing agent and preparation method of color-fixing agent

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491064A (en) * 1965-06-26 1970-01-20 Pfersee Chem Fab Process for producing water-soluble nitrogen-containing products by reacting a compound containing a group with formaldehyde and free amines
CN104420374A (en) * 2013-09-06 2015-03-18 无锡荡口通和纺织机械厂 Polycationic formaldehyde-free color fixing agent and preparation method thereof
CN104452366A (en) * 2014-11-17 2015-03-25 太仓运通生物化工有限公司 Formaldehyde-free color-fixing agent and preparation method of color-fixing agent

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