CN110820338A - Method for in-situ non-ironing finishing of cotton fabric by acrylic acid and glyoxal - Google Patents
Method for in-situ non-ironing finishing of cotton fabric by acrylic acid and glyoxal Download PDFInfo
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- CN110820338A CN110820338A CN201911239102.8A CN201911239102A CN110820338A CN 110820338 A CN110820338 A CN 110820338A CN 201911239102 A CN201911239102 A CN 201911239102A CN 110820338 A CN110820338 A CN 110820338A
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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
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
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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
- D06M13/12—Aldehydes; Ketones
- D06M13/123—Polyaldehydes; Polyketones
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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
- 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
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- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention relates to the technical field of textile, and discloses a method for in-situ non-ironing finishing of cotton fabric by acrylic acid and glyoxal. The method comprises the following steps: (1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 10-30 min; (2) adding acrylic acid, and stirring at 40-60 deg.C for 30-60 min; (3) under ultrasonic agitation, glyoxal, unsaturated acid salt and persulfate are sequentially added, the temperature is increased to 80-100 ℃, and the reaction is carried out for 30-90 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 textile, in particular to a method for carrying out in-situ non-ironing finishing on cotton fabric by using acrylic acid and glyoxal.
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 a method for performing in-situ non-ironing finishing on cotton fabric by using acrylic acid and glyoxal.
In order to achieve the aim, the invention provides an in-situ non-ironing finishing method for cotton fabrics by acrylic acid and glyoxal, which comprises the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 10-30 min;
(2) adding acrylic acid, and stirring at 40-60 deg.C for 30-60 min;
(3) under ultrasonic agitation, glyoxal, unsaturated acid salt and persulfate are sequentially added, the temperature is increased to 80-100 ℃, and the reaction is carried out for 30-90 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 3 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: 4-10.
Preferably, in the step (2), the glyoxal is used in an amount of 8-20 parts by weight, relative to 100 parts by weight of water.
Preferably, in step (3), the glyoxal is used in an amount of 3 to 10 parts by weight, relative to 100 parts by weight of water.
Preferably, the weight ratio of the used amount of the acrylic acid to the used amount of the glyoxal is 1: 0.2-0.6.
Preferably, in step (3), the unsaturated acid salt is used in an amount of 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 1 to 10 parts by weight, relative to 100 parts by weight of water.
Preferably, the persulfate is ammonium persulfate.
The method for the in-situ non-ironing finishing of the cotton fabric by the acrylic acid and the glyoxal 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 acrylic acid and glyoxal and cotton fibers, and the added persulfate can initiate the cross-linking reaction.
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 method for the in-situ non-ironing finishing of the cotton fabric by the acrylic acid and the glyoxal comprises the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 10-30 min;
(2) adding acrylic acid, and stirring at 40-60 deg.C for 30-60 min;
(3) under ultrasonic agitation, glyoxal, unsaturated acid salt and persulfate are sequentially added, the temperature is increased to 80-100 ℃, and the reaction is carried out for 30-90 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 3 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: 4-10, preferably 1: 4-8, more preferably 1: 5-7.
In the method, in the step (2), acrylic acid is added and then stirred and mixed for a period of time at a proper temperature, so that the acrylic acid is fully dispersed in a system and permeates into the cotton fabric, and the subsequent reaction is facilitated.
In the step (2), the acrylic acid may be used in an amount of 8 to 20 parts by weight, preferably 8 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 method, in the step (3), in the presence of unsaturated acid salt and persulfate, the acrylic acid and the glyoxal can generate a crosslinking reaction with cotton fibers of the cotton fabric, so that the in-situ non-ironing is realized.
In the step (3), the glyoxal may be used in an amount of 3 to 10 parts by weight, preferably 3 to 8 parts by weight, and more preferably 3 to 5 parts by weight, relative to 100 parts by weight of water.
In the method of the present invention, the weight ratio of the amount of the acrylic acid to the amount of the glyoxal may be 1: 0.2 to 0.6, more preferably 1: 0.2-0.3.
In the step (3), the unsaturated acid salt may be used in an amount of 1 to 10 parts by weight, preferably 1 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 1 to 10 parts by weight, preferably 1 to 8 parts by weight, more preferably 1 to 5 parts by weight, 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 acrylic acid was added thereto, and the mixture was stirred at 50 ℃ for 30 minutes. Then, under ultrasonic agitation, 3 parts by weight of glyoxal, 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 60 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 acrylic acid was added thereto, and the mixture was stirred at 40 ℃ for 60 minutes. And then, under ultrasonic stirring, adding 5 parts by weight of glyoxal, 2 parts by weight of fumarate and 4 parts by weight of ammonium persulfate in sequence, heating to 80 ℃, and carrying out heat preservation reaction for 90 minutes. 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 acrylic acid was added thereto, and the mixture was stirred at 60 ℃ for 30 minutes. And then, under ultrasonic stirring, sequentially adding 4 parts by weight of glyoxal, 4 parts by weight of itaconate and 2 parts by weight of ammonium persulfate, heating to 100 ℃, and carrying out heat preservation reaction for 30 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 60 ℃. 13 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 60 ℃ for 50 minutes. Then, under ultrasonic agitation, 3 parts by weight of glyoxal, 3 parts by weight of maleate and 3 parts by weight of ammonium persulfate were added in this order, the temperature was raised to 100 ℃, and the reaction was carried out for 80 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 A4.
Example 5
Adding 14 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 20 minutes at 60 ℃. 10 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 55 ℃ for 40 minutes. And then, under ultrasonic stirring, adding 5 parts by weight of glyoxal, 2 parts by weight of fumarate and 4 parts by weight of ammonium persulfate in sequence, heating to 90 ℃, and carrying out heat preservation reaction for 90 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 13 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 25 minutes at 60 ℃. 15 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 60 ℃ for 35 minutes. And then, under ultrasonic stirring, sequentially adding 4 parts by weight of glyoxal, 4 parts by weight of itaconate and 2 parts by weight of ammonium persulfate, heating to 90 ℃, and carrying out heat preservation reaction for 70 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A6.
Example 7
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: 5), and stirring for 30 minutes at 55 ℃. 13 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 58 ℃ for 40 minutes. Then, under ultrasonic agitation, 3 parts by weight of glyoxal, 3 parts by weight of maleate and 3 parts by weight of ammonium persulfate were added in this order, the temperature was raised to 85 ℃, and the reaction was maintained for 60 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A7.
Example 8
Adding 9 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 30 minutes at 60 ℃. 10 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 50 ℃ for 60 minutes. And then, under ultrasonic stirring, adding 5 parts by weight of glyoxal, 2 parts by weight of fumarate and 4 parts by weight of ammonium persulfate in sequence, heating to 95 ℃, and carrying out heat preservation reaction for 90 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A8.
Example 9
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: 7), and stirring for 20 minutes at 60 ℃. 15 parts by weight of acrylic acid was added thereto, and the mixture was stirred at 60 ℃ for 40 minutes. And then, under ultrasonic stirring, sequentially adding 4 parts by weight of glyoxal, 4 parts by weight of itaconate and 2 parts by weight of ammonium persulfate, heating to 100 ℃, and carrying out heat preservation reaction for 45 minutes. And then taking out the treated cotton fabric, washing with water and airing to obtain the non-ironing cotton fabric A9.
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
A non-ironing cotton fabric was prepared according to the method of example 1, except that glyoxal was not added, thereby obtaining a non-ironing cotton fabric D2.
Comparative example 3
The non-ironing cotton fabric was prepared according to the method of example 1, except that ethanol, acrylic acid, glyoxal, maleate, and ammonium persulfate were simultaneously added to water, and then the cotton fabric was added to perform an ultrasonic agitation reaction, thereby obtaining non-ironing cotton fabric D3.
Comparative example 4
100 parts by weight of water, 13 parts by weight of acrylic acid, 3 parts by weight of glyoxal, 3 parts by weight of maleate and 3 parts by weight of ammonium persulfate were mixed to prepare a 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 D4 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 finishing method for cotton fabrics by acrylic acid and glyoxal is characterized by comprising the following steps:
(1) adding ethanol into water, adding cotton fabric, and stirring at 40-60 deg.C for 10-30 min;
(2) adding acrylic acid, and stirring at 40-60 deg.C for 30-60 min;
(3) under ultrasonic agitation, glyoxal, unsaturated acid salt and persulfate are sequentially added, the temperature is increased to 80-100 ℃, and the reaction is carried out for 30-90 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 3 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: 4-10.
4. The method according to claim 1, wherein the glyoxal is used in an amount of 8-20 parts by weight, relative to 100 parts by weight of water, in step (2).
5. The method according to claim 1, wherein the glyoxal is used in an amount of 3 to 10 parts by weight, relative to 100 parts by weight of water, in step (3).
6. The method according to claim 1, wherein the acrylic acid and the glyoxal are used in a weight ratio of 1: 0.2-0.6.
7. The method according to claim 1, wherein the unsaturated acid salt is used in an amount of 1 to 10 parts by weight, relative to 100 parts by weight of water, in step (3).
8. The method of claim 1 or 7, wherein the unsaturated acid salt is at least one of a maleate salt, a fumarate salt, and an itaconate salt.
9. The method according to claim 1, wherein in the step (3), the persulfate is used in an amount of 1 to 10 parts by weight relative to 100 parts by weight of water.
10. The method according to claim 1 or 9, wherein the persulfate is ammonium persulfate.
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| CN201911239102.8A CN110820338B (en) | 2019-12-06 | 2019-12-06 | Method for in-situ non-ironing finishing of cotton fabric by acrylic acid and glyoxal |
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| CN201911239102.8A CN110820338B (en) | 2019-12-06 | 2019-12-06 | Method for in-situ non-ironing finishing of cotton fabric by acrylic acid and glyoxal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047044A (en) * | 2021-03-19 | 2021-06-29 | 广州市龙格派服饰有限公司 | Anti-wrinkle and anti-fatigue school uniform and preparation process thereof |
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| CN104831536A (en) * | 2015-05-07 | 2015-08-12 | 东华大学 | Unsaturated carboxylic acid in-situ polymerization-crosslinking formaldehyde-free non-iron finishing method of cellulose fiber fabric |
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| CN113047044A (en) * | 2021-03-19 | 2021-06-29 | 广州市龙格派服饰有限公司 | Anti-wrinkle and anti-fatigue school uniform and preparation process thereof |
| CN113047044B (en) * | 2021-03-19 | 2021-11-26 | 广州市龙格派服饰有限公司 | Anti-wrinkle and anti-fatigue school uniform and preparation process thereof |
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