CN110835847A - Cotton fabric acrylic acid series finishing agent in-situ non-ironing method - Google Patents
Cotton fabric acrylic acid series finishing agent in-situ non-ironing method Download PDFInfo
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- CN110835847A CN110835847A CN201911239027.5A CN201911239027A CN110835847A CN 110835847 A CN110835847 A CN 110835847A CN 201911239027 A CN201911239027 A CN 201911239027A CN 110835847 A CN110835847 A CN 110835847A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/02—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of natural origin
- D06M14/04—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of natural origin of vegetal origin, e.g. cellulose or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/20—Treatment influencing the crease behaviour, the wrinkle resistance, the crease recovery or the ironing ease
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention relates to the technical field of textile, and discloses an in-situ non-ironing method for a cotton fabric acrylic acid series finishing agent. The method comprises the following steps: (1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 5-30 min; (2) adding acrylate, and stirring at 40-60 deg.C for 10-60 min; (3) under ultrasonic agitation, adding unsaturated acid salt and persulfate in turn, heating to 80-100 ℃, and reacting for 10-60 minutes under heat preservation; (4) taking out the treated cotton fabric, washing with water and airing. The cotton fabric obtained after the finishing by the in-situ non-ironing method has better non-ironing and crease-resisting performances and higher strength retention.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to an in-situ non-ironing method for a cotton fabric acrylic acid series finishing agent.
Background
The pure cotton fabric is produced by using cotton as a raw material through a textile process, and has the characteristics of moisture absorption, moisture retention, heat resistance, alkali resistance, sanitation and the like. The pure cotton fabric is comfortable to wear and good in skin friendliness, is widely favored by people, and is particularly considered as the safest fabric in infant clothes. However, pure cotton fabrics have poor elasticity, are prone to wrinkling and deformation during wearing and washing, and require frequent ironing or wrinkle-resistant non-ironing treatment. At present, the most industrially applied non-ironing method is as follows: cotton fabrics were padded in a permanent press finish several times, then dewatered and dried (e.g. CN 105200777A). However, in the existing non-ironing method for the cotton fabric, the strength of the cotton fabric is greatly damaged in the processes of multiple padding and drying.
Disclosure of Invention
The invention aims to overcome the defect of large fabric strength damage of the existing cotton fabric non-ironing finishing method and provides an in-situ non-ironing method of a cotton fabric acrylic acid series finishing agent.
In order to realize the aim, the invention provides an in-situ non-ironing method of a cotton fabric acrylic acid series finishing agent, which comprises the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 5-30 min;
(2) adding acrylate, and stirring at 40-60 deg.C for 10-60 min;
(3) under ultrasonic agitation, adding unsaturated acid salt and persulfate in turn, heating to 80-100 ℃, and reacting for 10-60 minutes under heat preservation;
(4) taking out the treated cotton fabric, washing with water and airing.
Preferably, in the step (1), the ethanol is used in an amount of 1 to 20 parts by weight, relative to 100 parts by weight of water.
Preferably, in step (1), the weight ratio of cotton fabric to water is 1: 3-10.
Preferably, in step (2), the acrylate is used in an amount of 5 to 20 parts by weight, relative to 100 parts by weight of water.
Preferably, the acrylate is at least one of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate, ethyl acrylate, methyl methacrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, isooctyl acrylate, isooctyl methacrylate, n-octyl acrylate, and n-octyl methacrylate.
Further preferably, the acrylate is a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate.
Still more preferably, in the mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate, the weight ratio of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate is 1: 0.5-2: 0.5-2.
Preferably, in step (3), the unsaturated acid salt is used in an amount of 0.1 to 10 parts by weight, relative to 100 parts by weight of water.
Preferably, the unsaturated acid salt is at least one of maleate, fumarate and itaconate.
Preferably, in the step (3), the persulfate is used in an amount of 0.1 to 10 parts by weight relative to 100 parts by weight of water.
Preferably, the persulfate is ammonium persulfate.
The cotton fabric acrylic acid series finishing agent in-situ non-ironing method has the following advantages:
in the non-ironing treatment process, the added ethanol can better permeate the cotton fabric, the added unsaturated acid salt can play a role of a catalyst to catalyze the cross-linking reaction between the acrylate and the cotton fiber, and the added persulfate can initiate the cross-linking reaction, so that the method can realize the in-situ non-ironing of the cotton fabric, and the treated cotton fabric not only has better non-ironing and crease-resistant performances, but also has higher strength retention (namely, the strength damage of the fabric is smaller).
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
The in-situ non-ironing method of the cotton fabric acrylic acid series finishing agent comprises the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 5-30 min;
(2) adding acrylate, and stirring at 40-60 deg.C for 10-60 min;
(3) under ultrasonic agitation, adding unsaturated acid salt and persulfate in turn, heating to 80-100 ℃, and reacting for 10-60 minutes under heat preservation;
(4) taking out the treated cotton fabric, washing with water and airing.
In the method, in the step (1), the cotton fabric and the ethanol water solution are stirred and mixed, so that the ethanol is fully permeated into the cotton fabric, and the subsequent reaction is more favorably carried out.
In step (1), the ethanol may be used in an amount of 1 to 20 parts by weight, preferably 3 to 18 parts by weight, more preferably 5 to 15 parts by weight, and still more preferably 10 to 12 parts by weight, relative to 100 parts by weight of water.
In step (1), the weight ratio of cotton fabric to water may be 1: 3-10, preferably 1: 4-8, more preferably 1: 5-7.
In the method, in the step (2), the acrylic ester is added and then stirred and mixed for a period of time at a proper temperature, so that the acrylic ester is fully dispersed in the system and permeates into the cotton fabric, and the subsequent reaction is facilitated.
In step (2), the acrylate may be used in an amount of 5 to 20 parts by weight, preferably 6 to 18 parts by weight, more preferably 8 to 16 parts by weight, and still more preferably 10 to 15 parts by weight, relative to 100 parts by weight of water.
In the present invention, the acrylate may be at least one of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate, ethyl acrylate, methyl methacrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, isooctyl acrylate, isooctyl methacrylate, n-octyl acrylate, and n-octyl methacrylate. In a more preferred embodiment, the acrylate is a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate. Still more preferably, in the mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate, the weight ratio of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate is 1: 0.5-2: 0.5-2, preferably 1: 0.8-1.2: 0.8-1.2. According to the preferred embodiment, the cotton fabric obtained after finishing has better non-ironing and crease-resisting properties.
In the method, in the step (3), under the existence of unsaturated acid salt and persulfate, acrylic ester and cotton fibers of the cotton fabric are subjected to a crosslinking reaction, so that in-situ non-ironing is realized.
In step (3), the unsaturated acid salt may be used in an amount of 0.1 to 10 parts by weight, preferably 0.5 to 8 parts by weight, more preferably 1 to 5 parts by weight, and still more preferably 2 to 4 parts by weight, relative to 100 parts by weight of water.
In the present invention, the unsaturated acid salt is preferably at least one of maleate, fumarate and itaconate.
In the step (3), the persulfate may be used in an amount of 0.1 to 10 parts by weight, preferably 0.5 to 8 parts by weight, more preferably 1 to 5 parts by weight, and still more preferably 2 to 4 parts by weight, relative to 100 parts by weight of water.
In the present invention, the persulfate is preferably ammonium persulfate.
In the method of the present invention, in the step (4), the cotton fabric is taken out, washed with water, and dried in the air, which can be performed according to the conventional manner in the art, and will not be described herein again.
The present invention will be described in detail by way of examples, but the scope of the present invention is not limited thereto.
Example 1
Adding 11 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 6), and stirring for 20 minutes at 50 ℃. 13 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 1: 1) was added thereto, and the mixture was stirred at 50 ℃ for 30 minutes. Then, under ultrasonic agitation, 3 parts by weight of maleate and 3 parts by weight of ammonium persulfate were added in this order, the temperature was raised to 90 ℃, and the reaction was maintained for 30 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A1.
Example 2
Adding 10 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 5), and stirring for 30 minutes at 40 ℃. 10 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 0.8: 1.2) was added thereto, and the mixture was stirred at 40 ℃ for 60 minutes. Then, under ultrasonic agitation, 2 parts by weight of fumarate and 4 parts by weight of ammonium persulfate were added in this order, the temperature was raised to 80 ℃, and the reaction was carried out for 60 minutes while maintaining the temperature. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A2.
Example 3
Adding 12 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 7), and stirring for 10 minutes at 60 ℃. 15 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 1.2: 0.8) was added thereto, and the mixture was stirred at 60 ℃ for 20 minutes. And then, under ultrasonic stirring, sequentially adding 4 parts by weight of itaconate and 2 parts by weight of ammonium persulfate, heating to 100 ℃, and carrying out heat preservation reaction for 20 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A3.
Example 4
Adding 15 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 8), and stirring for 30 minutes at 45 ℃. 16 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 1.2: 0.8) was added thereto, and the mixture was stirred at 55 ℃ for 30 minutes. Then, under ultrasonic stirring, 3.8 parts by weight of itaconate and 2.2 parts by weight of ammonium persulfate were added in sequence, the temperature was raised to 100 ℃, and the reaction was maintained for 30 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A4.
Example 5
Adding 8 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 4), and stirring for 40 minutes at 55 ℃.8 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 1.2: 0.8) was added thereto, and the mixture was stirred at 50 ℃ for 40 minutes. Then, under ultrasonic stirring, 3.5 parts by weight of itaconate and 2.5 parts by weight of ammonium persulfate were added in sequence, the temperature was raised to 100 ℃, and the reaction was maintained for 30 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A5.
Example 6
Adding 10 parts by weight of ethanol into 100 parts by weight of water, adding a cotton fabric (the mass ratio of the cotton fabric to the water is 1: 6), and stirring for 40 minutes at 60 ℃. 12 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (mass ratio of 1: 1.2: 0.8) was added thereto, and the mixture was stirred at 50 ℃ for 60 minutes. Then, under ultrasonic stirring, 2.5 parts by weight of itaconate and 3.5 parts by weight of ammonium persulfate were added in sequence, the temperature was raised to 100 ℃, and the reaction was maintained for 30 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A6.
Example 7
A permanent press cotton fabric was prepared according to the method of example 1, except that dimethylaminoethyl methacrylate was not added, and the total amount of the mixture of hydroxyethyl methacrylate and methyl methacrylate added was 13 parts by weight, the mass ratio of the two was 1: 1, thus obtaining the non-ironing cotton fabric A7.
Example 8
A non-ironing cotton fabric was prepared according to the method of example 1, except that hydroxyethyl methacrylate was not added, and the total amount of the mixture of dimethylaminoethyl methacrylate and methyl methacrylate added was 13 parts by weight, the mass ratio of the two was 1: 1, thus obtaining the non-ironing cotton fabric A8.
Comparative example 1
A non-ironing cotton fabric was prepared according to the method of example 1, except that no ethanol was added, thereby obtaining a non-ironing cotton fabric D1.
Comparative example 2
The non-ironing cotton fabric was prepared according to the method of example 1, except that ethanol, acrylate, maleate and ammonium persulfate were simultaneously added to water, and then the cotton fabric was added to perform an ultrasonic stirring reaction, thereby obtaining non-ironing cotton fabric D2.
Comparative example 3
100 parts by weight of water, 13 parts by weight of a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate (the mass ratio of the three is 1: 1: 1), 3 parts by weight of fumarate and 3 parts by weight of ammonium persulfate are mixed to prepare finishing liquid.
And soaking and rolling the cotton fabric in the finishing liquid twice. The mangle ratio is controlled to be 65%, and then washing, drying at 80 ℃ and baking at 150 ℃ are carried out, so that the non-ironing cotton fabric D3 is obtained.
Test example
The non-ironing cotton fabrics prepared in the above examples and comparative examples were subjected to a crease-resistant non-ironing performance test and a fabric strength retention test, respectively:
(1) wrinkle-resistant non-ironing performance test
The anti-crease and non-ironing effects of the fabric are better when the DP grade is higher, and the DP grade of the raw fabric which is not finished is 1.0 when the AATCC-142 standard is adopted for determination.
(2) Strength Retention test of fabrics
Tensile strength of the cloth samples was measured using a Wenzhou Darong model YG026H-250 strength tester and the strength retention of the treated fabric compared to the original cloth value (averaged over the warp direction test results).
The results of the measurements are shown in Table 1 below.
TABLE 1
As can be seen from the results in Table 1, the cotton fabric finished by the in-situ non-ironing method provided by the invention has good non-ironing and crease-resisting properties and high strength retention.
The preferred embodiments of the present invention have been described above in detail, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications can be made to the technical solution of the invention, including combinations of various technical features in any other suitable way, and these simple modifications and combinations should also be regarded as the disclosure of the invention, and all fall within the scope of the invention.
Claims (10)
1. An in-situ non-ironing method for cotton fabric acrylic acid series finishing agent is characterized by comprising the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 5-30 min;
(2) adding acrylate, and stirring at 40-60 deg.C for 10-60 min;
(3) under ultrasonic agitation, adding unsaturated acid salt and persulfate in turn, heating to 80-100 ℃, and reacting for 10-60 minutes under heat preservation;
(4) taking out the treated cotton fabric, washing with water and airing.
2. The method according to claim 1, wherein the ethanol is used in an amount of 1 to 20 parts by weight, relative to 100 parts by weight of water, in step (1).
3. The process according to claim 1 or 2, wherein in step (1), the weight ratio of cotton fabric to water is 1: 3-10.
4. The method according to claim 1, wherein the acrylate is used in an amount of 5 to 20 parts by weight, relative to 100 parts by weight of water, in step (2).
5. The method of claim 1 or 4, wherein the acrylate is at least one of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate, ethyl acrylate, methyl methacrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, isooctyl acrylate, isooctyl methacrylate, n-octyl acrylate, and n-octyl methacrylate.
6. The method of claim 5, wherein the acrylate is a mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate.
7. The method of claim 6, wherein the weight ratio of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate in the mixture of dimethylaminoethyl methacrylate, hydroxyethyl methacrylate and methyl methacrylate is 1: 0.5-2: 0.5-2.
8. The method according to claim 1, wherein the unsaturated acid salt is used in an amount of 0.1 to 10 parts by weight, relative to 100 parts by weight of water, in step (3).
9. The method of claim 1 or 8, wherein the unsaturated acid salt is at least one of a maleate salt, a fumarate salt, and an itaconate salt.
10. The method according to claim 1, wherein, in the step (3), the persulfate is used in an amount of 0.1 to 10 parts by weight relative to 100 parts by weight of water;
preferably, the persulfate is ammonium persulfate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911239027.5A CN110835847B (en) | 2019-12-06 | 2019-12-06 | Cotton fabric acrylic acid series finishing agent in-situ non-ironing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911239027.5A CN110835847B (en) | 2019-12-06 | 2019-12-06 | Cotton fabric acrylic acid series finishing agent in-situ non-ironing method |
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| CN110835847B CN110835847B (en) | 2022-01-11 |
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| CN107558166A (en) * | 2016-07-01 | 2018-01-09 | 姜维 | Water-soluble crease-resistant no-iron finishing agent |
| CN107558164A (en) * | 2016-07-01 | 2018-01-09 | 王锶源 | DP finish of cotton fabric agent |
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2019
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| US3125405A (en) * | 1959-06-09 | 1964-03-17 | Method of crease-proofing cellulosic | |
| GB955088A (en) * | 1959-06-09 | 1964-04-15 | Rohm & Haas | Method of crease-proofing cellulosic textile materials and cellulosic crease-proofedtextile materials |
| GB1060102A (en) * | 1963-05-23 | 1967-02-22 | Geigy Ag J R | Treatment of textile fibres |
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| CN107558164A (en) * | 2016-07-01 | 2018-01-09 | 王锶源 | DP finish of cotton fabric agent |
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