CN115726191B - Cotton knitting low-temperature refining agent and preparation method thereof - Google Patents
Cotton knitting low-temperature refining agent and preparation method thereof Download PDFInfo
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- CN115726191B CN115726191B CN202211427887.3A CN202211427887A CN115726191B CN 115726191 B CN115726191 B CN 115726191B CN 202211427887 A CN202211427887 A CN 202211427887A CN 115726191 B CN115726191 B CN 115726191B
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- metal salt
- temperature refining
- cotton knitting
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- 238000007670 refining Methods 0.000 title claims abstract description 46
- 229920000742 Cotton Polymers 0.000 title claims abstract description 34
- 238000009940 knitting Methods 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 39
- 239000002184 metal Substances 0.000 claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 150000003839 salts Chemical class 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000003945 anionic surfactant Substances 0.000 claims abstract description 14
- 239000002736 nonionic surfactant Substances 0.000 claims abstract description 12
- 239000013522 chelant Substances 0.000 claims abstract description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 30
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 21
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 21
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 16
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 16
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 16
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 12
- 150000002191 fatty alcohols Chemical class 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- HQNIMNQVKVPZES-UHFFFAOYSA-N 2-amino-1h-pyridin-4-one Chemical compound NC1=CC(O)=CC=N1 HQNIMNQVKVPZES-UHFFFAOYSA-N 0.000 claims description 8
- BWDBEAQIHAEVLV-UHFFFAOYSA-N 6-methylheptan-1-ol Chemical compound CC(C)CCCCCO BWDBEAQIHAEVLV-UHFFFAOYSA-N 0.000 claims description 6
- XFRVVPUIAFSTFO-UHFFFAOYSA-N 1-Tridecanol Chemical compound CCCCCCCCCCCCCO XFRVVPUIAFSTFO-UHFFFAOYSA-N 0.000 claims description 4
- ONJQDTZCDSESIW-UHFFFAOYSA-N polidocanol Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO ONJQDTZCDSESIW-UHFFFAOYSA-N 0.000 claims description 4
- 229940087291 tridecyl alcohol Drugs 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 7
- 238000011161 development Methods 0.000 abstract description 6
- 210000002268 wool Anatomy 0.000 abstract description 4
- 238000012216 screening Methods 0.000 abstract description 3
- 239000004094 surface-active agent Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 35
- 239000004744 fabric Substances 0.000 description 13
- 238000002156 mixing Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000004043 dyeing Methods 0.000 description 4
- 238000007639 printing Methods 0.000 description 4
- 239000004753 textile Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000004061 bleaching Methods 0.000 description 3
- 210000004209 hair Anatomy 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012224 working solution Substances 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 206010003549 asthenia Diseases 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000009897 hydrogen peroxide bleaching Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Abstract
The invention discloses a cotton knitting low-temperature refining agent which comprises an anionic surfactant, a nonionic surfactant, chelated metal salt and water, wherein the cotton knitting low-temperature refining agent comprises the following components in percentage by mass: 25-40% of anionic surfactant; 30-55% of nonionic surfactant; 0.5-1% of chelate metal salt; the balance of water. The invention also discloses a preparation method of the cotton knitting low-temperature refining agent. The preparation method of the cotton knitting low-temperature refining agent provided by the invention has the advantages that the characteristics of good cotton knitting whiteness and high wool efficiency under the low-temperature condition are achieved by screening the proper surfactant and preparing the low-temperature accelerator chelated metal salt, so that the green development requirements of pollution reduction and energy consumption reduction are realized.
Description
Technical Field
The invention relates to the technical field of textile assistants, in particular to a cotton knitting low-temperature refining agent and a preparation method thereof.
Background
With the development of society, people have put new requirements on various industries in pursuit of good life, and especially green weaving has put higher requirements on the textile printing and dyeing industry. The traditional textile printing and dyeing industry is a 'three-high' industry with high pollution, high energy consumption and high emission. The society is developed to the present day, the environmental problem is still the global urgent problem to be solved, and the country also puts forward higher requirements on the environmental protection requirement of the printing and dyeing industry, so how to achieve industrial transformation and upgrading, no pollution, low emission and energy consumption under the new time development requirement, and the aim of achieving green manufacturing is the following research focus.
The most used bleaching mode in the prior cotton knitting pretreatment process is hydrogen peroxide bleaching, and the bleached fabric has high whiteness, stable quality and difficult yellowing, and most importantly, the bleaching process has no pollution, and is suitable for various bleaching processes. However, the traditional pretreatment process is carried out under the conditions of high temperature and strong alkali, so that the energy consumption is high, the pollution is serious, and the strength loss of the fabric is high.
Therefore, there is a need for a product with a low temperature refining agent that can still meet the requirements of printing and dyeing textiles at low temperature to solve the above problems.
Disclosure of Invention
The invention aims to provide a preparation method of a cotton knitting low-temperature refining agent, which is characterized by good whiteness and high wool efficiency of cotton knitting under low-temperature conditions by screening proper surfactants and preparing low-temperature promoter chelated metal salts, thereby realizing the green development requirements of pollution reduction and energy consumption reduction.
In order to achieve the aim, the invention provides a cotton knitting low-temperature refining agent which comprises an anionic surfactant, a nonionic surfactant, chelated metal salt and water, wherein the cotton knitting low-temperature refining agent comprises the following components in percentage by mass:
preferably, the chelate metal salt has a structural formula:
the preparation method of the cotton knitting low-temperature refining agent comprises the following two steps:
(1) Preparation of chelate metal salt:
a. weighing a certain amount of copper sulfate solids and ethylenediamine tetraacetic acid solids, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
b. slowly dripping ethylenediamine tetraacetic acid solution into the copper sulfate solution, and stirring while dripping until the mixture is uniform;
c. preparing a 2-amino-4-hydroxypyridine solution with a certain concentration, dropwise adding the solution obtained in the step b while stirring, and stirring until the solution is uniformly mixed to obtain the chelated metal salt.
(2) Preparation of a low-temperature refining agent:
heating and stirring the chelate metal salt, the anionic surfactant, the nonionic surfactant and the water obtained in the step (1) uniformly to obtain the low-temperature refining agent, wherein the low-temperature refining agent comprises the following components in percentage by mass: 25-40% of anionic surfactant, 30-55% of nonionic surfactant, 0.5-1% of chelated metal salt and the balance of water.
Preferably, the molar ratio of copper sulfate to ethylenediamine tetraacetic acid is 1:1-2.
Preferably, the molar ratio of copper sulfate to 2-amino-4 hydroxypyridine is 1:2-4.
Preferably, the anionic surfactant is one or more of isooctyl alcohol ether sulfate, deca-alcohol ether sulfate, tridecyl alcohol ether sulfate and aliphatic natural alcohol ether sulfate.
Preferably, the nonionic surfactant is one or more of fatty alcohol polyoxyethylene ether AEO-5, fatty alcohol polyoxyethylene ether AEO-9, isomeric alcohol polyoxyethylene ether TO-5 and isomeric alcohol polyoxyethylene ether TO-7.
The cotton knitting low-temperature refining agent and the preparation method thereof have the advantages that:
1. the composite material has the characteristics of simple components, low cost, good compatibility and stability, and good whiteness and high hair effect when being used for low-temperature refining.
2. The anionic surfactant has better emulsifying property, dispersibility, alkali resistance and cleaning force, and under the action of the anionic surfactant with better permeability, the working solution can rapidly enter the cotton fiber to remove impurities in the cotton fiber, so that the cotton fiber has good wool effect.
3. The fatty alcohol polyoxyethylene ether has good compatibility, acid and alkali resistance, insensitivity to hard water and good low-temperature washing performance.
4. Chelated metal salts having catalytic H at low temperature conditions 2 O 2 The decomposition effect can make the fabric obtain better whiteness under the low temperature condition (60-70 ℃).
The technical scheme of the invention is further described in detail through examples.
Detailed Description
The technical scheme of the invention is further described below by examples.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
The invention provides a cotton knitting low-temperature refining agent which comprises an anionic surfactant, a nonionic surfactant, chelated metal salt and water, wherein the cotton knitting low-temperature refining agent comprises the following components in percentage by mass:
the structural general formula of the chelate metal salt is as follows:
example 1
(1) Weighing 0.1mol of copper sulfate solid and 0.1mol of ethylenediamine tetraacetic acid solid, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
(2) Dripping ethylenediamine tetraacetic acid solution into copper sulfate solution while stirring, and uniformly stirring and mixing for 4 hours to obtain solution A;
(3) Weighing 0.3mol of 2-amino-4-hydroxypyridine, preparing a solution with a certain concentration, dropwise adding the solution into the solution A while stirring, and uniformly stirring and mixing for 6 hours to obtain a chelated metal salt product;
(4) Uniformly mixing tridecyl alcohol ether sulfate and fatty alcohol polyoxyethylene ether AEO-5 and the product chelated metal salt according to a proportion;
(5) Wherein, 40 percent of tridecyl alcohol ether sulfate, 35 percent of fatty alcohol polyoxyethylene ether AEO-5, 0.5 percent of chelated metal salt and the balance of water are heated and stirred uniformly to obtain the cotton knitting low-temperature refining agent.
Example 2:
(1) Weighing 0.07mol of copper sulfate solid and 0.14mol of ethylenediamine tetraacetic acid solid, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
(2) Dripping ethylenediamine tetraacetic acid solution into copper sulfate solution while stirring, and uniformly stirring and mixing for 4 hours to obtain solution A;
(3) Weighing 0.18mol of 2-amino-4-hydroxypyridine, preparing a solution with a certain concentration, dropwise adding the solution into the solution A while stirring, and uniformly stirring and mixing for 7 hours to obtain a chelated metal salt product;
(4) Uniformly mixing deca alcohol ether sulfate, isomeric alcohol polyoxyethylene ether TO-7 and the product chelated metal salt according TO a proportion;
(5) Wherein, 30% of deca alcohol ether sulfate, 55% of isomeric alcohol polyoxyethylene ether TO-7, 1% of chelated metal salt and the balance of water are heated and stirred uniformly TO obtain the cotton knitting low-temperature refining agent.
Example 3:
(1) Weighing 0.1mol of copper sulfate solid and 0.2mol of ethylenediamine tetraacetic acid solid, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
(2) Dripping ethylenediamine tetraacetic acid solution into copper sulfate solution while stirring, and uniformly stirring and mixing for 5 hours to obtain solution A;
(3) Weighing 0.25mol of 2-amino-4-hydroxypyridine, preparing a solution with a certain concentration, dropwise adding the solution into the solution A while stirring, and uniformly stirring and mixing for 8 hours to obtain a chelated metal salt product;
(4) Uniformly mixing isooctyl alcohol ether sulfate, fatty alcohol polyoxyethylene ether AEO-5, isomeric alcohol polyoxyethylene ether T0-7 and the product chelated metal salt according to a proportion;
(5) Wherein 30% of isooctyl alcohol ether sulfate, 30% of fatty alcohol polyoxyethylene ether AEO-5, 25% of isomeric alcohol polyoxyethylene ether T0-7, 0.8% of chelated metal salt and the balance of water are heated and stirred uniformly to obtain the cotton knitting low-temperature refining agent.
Example 4:
(1) Weighing 0.08mol of copper sulfate solid and 0.15mol of ethylenediamine tetraacetic acid solid, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
(2) Dripping ethylenediamine tetraacetic acid solution into copper sulfate solution while stirring, and uniformly stirring and mixing for 6 hours to obtain solution A;
(3) Weighing 0.3mol of 2-amino-4-hydroxypyridine, preparing a solution with a certain concentration, dropwise adding the solution into the solution A while stirring, and uniformly stirring and mixing for 10 hours to obtain a chelated metal salt product;
(4) Uniformly mixing isooctyl alcohol ether sulfate, fatty alcohol polyoxyethylene ether AEO-9, isomeric alcohol polyoxyethylene ether T0-5 and the product chelated metal salt according to a proportion;
(5) Wherein 25% of isooctyl alcohol ether sulfate, 20% of fatty alcohol polyoxyethylene ether AEO-9, 30% of isomeric alcohol polyoxyethylene ether T0-5, 0.5% of chelated metal salt and the balance of water are heated and stirred uniformly to obtain the cotton knitting low-temperature refining agent.
Application examples
In order to verify the low-temperature refining performance of the cotton knitting low-temperature refining agent, in the application embodiment, the low-temperature refining agent is applied to pure cotton knitting raw cloth to carry out low-temperature refining, the raw cloth specification is 40s double-sided knitting raw cloth, and a dipping process and a certain commercially available conventional process refining agent are adopted for comparison test.
Refining process:
1.5g/L refining agent;
32％NaOH 8g/L；
27.5％H2O2 5g/L。
the bath ratio is 1:15, working solution is prepared according to the formula, the heating rate is 9 ℃/min, the heat preservation is carried out for 60min at 60 ℃, the hot water is used for washing 2 times, the warm water is used for washing 2 times, the cold water is used for washing, and the whiteness and the capillary effect are measured by drying. See table 1 for specific results.
TABLE 1 comparison of the inventive low temperature refining agent with conventional refining agent
The following gives a description of table 1:
(1) The whiteness test equipment in table 1 was a Datacolor 500 color measurement color matching instrument, and the fabrics were subjected to whiteness test at different positions for 3 times, and the average value was obtained.
(2) The hair effect test method in table 1 is: drying the refined cloth sample for 4 hours under constant humidity, cutting the cloth sample into cloth strips with the width multiplied by the length of 5cm multiplied by 20cm, vertically placing the cloth strips in distilled water, and timing, wherein the water rises to the height of the cloth strips at 30 minutes to obtain the hair effect.
As can be seen from the data in Table 1, when the low-temperature refining agent is applied to the pretreatment low-temperature refining of pure cotton knitted fabric, the whiteness and the capillary effect of the low-temperature refining agent are obviously better than those of a refining agent for a certain commercial conventional process, the factory requirements can be basically met, the refining temperature is low, the steam consumption is saved, the energy consumption is reduced, and the requirements of green development, energy conservation and emission reduction are met.
Therefore, the preparation method of the cotton knitting low-temperature refining agent has the advantages that the characteristics of good cotton knitting whiteness and high wool efficiency under the low-temperature condition are achieved by screening the proper surfactant and preparing the low-temperature accelerator chelate metal salt, so that the green development requirements of pollution reduction and energy consumption reduction are realized.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention and not for limiting it, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the invention can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the invention.
Claims (5)
1. The cotton knitting low-temperature refining agent is characterized by comprising an anionic surfactant, a nonionic surfactant, a chelated metal salt and water, wherein the components in percentage by mass are as follows:
25-40% of anionic surfactant;
30-55% of nonionic surfactant;
0.5-1% of chelate metal salt;
the balance of water;
preparation of chelate metal salt:
a. weighing a certain amount of copper sulfate solids and ethylenediamine tetraacetic acid solids, respectively dissolving in 100ml of pure water, and uniformly stirring to prepare 2 solutions;
b. slowly dripping ethylenediamine tetraacetic acid solution into the copper sulfate solution, and stirring while dripping until the mixture is uniform;
c. b, preparing a 2-amino-4 hydroxypyridine solution with a certain concentration, dropwise adding the solution obtained in the step b while stirring, and stirring until the solution is uniformly mixed to obtain chelated metal salt;
the anionic surfactant is one or more of isooctyl alcohol ether sulfate, deca-alcohol ether sulfate, tridecyl alcohol ether sulfate and aliphatic natural alcohol ether sulfate;
the nonionic surfactant is one or more of fatty alcohol polyoxyethylene ether AEO-5, fatty alcohol polyoxyethylene ether AEO-9, isomeric alcohol polyoxyethylene ether TO-5 and isomeric alcohol polyoxyethylene ether TO-7.
2. The cotton knitting low temperature refining agent as claimed in claim 1, wherein: the structural general formula of the chelate metal salt is as follows:
。
3. the cotton knitting low temperature refining agent as claimed in claim 1, wherein: the molar ratio of the copper sulfate to the ethylenediamine tetraacetic acid is 1:1-2.
4. The cotton knitting low temperature refining agent as claimed in claim 1, wherein: the molar ratio of copper sulfate to 2-amino-4 hydroxypyridine is 1:2-4.
5. The method for preparing a low temperature refining agent for cotton knitting according to any one of claims 1 to 4, comprising the steps of:
preparation of a low-temperature refining agent:
heating and stirring the obtained chelate metal salt, anionic surfactant, nonionic surfactant and water uniformly to obtain the low-temperature refining agent, wherein the low-temperature refining agent comprises the following components in percentage by mass: 25-40% of anionic surfactant, 30-55% of nonionic surfactant, 0.5-1% of chelated metal salt and the balance of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211427887.3A CN115726191B (en) | 2022-11-15 | 2022-11-15 | Cotton knitting low-temperature refining agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211427887.3A CN115726191B (en) | 2022-11-15 | 2022-11-15 | Cotton knitting low-temperature refining agent and preparation method thereof |
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| Publication Number | Publication Date |
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| CN115726191A CN115726191A (en) | 2023-03-03 |
| CN115726191B true CN115726191B (en) | 2024-04-02 |
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|---|---|---|---|---|
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| CN102199870A (en) * | 2011-04-06 | 2011-09-28 | 张家港市金陵纺织有限公司 | Working solution and process for pretreating cotton/wool blended yarns |
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| CN109706756A (en) * | 2019-01-10 | 2019-05-03 | 厦门谢田守望新材料有限公司 | A kind of fabric printing pre-treatment refining agent and preparation method thereof |
-
2022
- 2022-11-15 CN CN202211427887.3A patent/CN115726191B/en active Active
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|---|---|---|---|---|
| US4119557A (en) * | 1975-12-18 | 1978-10-10 | Lever Brothers Company | Bleaching compositions and process for cleaning fabrics |
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| CN109706756A (en) * | 2019-01-10 | 2019-05-03 | 厦门谢田守望新材料有限公司 | A kind of fabric printing pre-treatment refining agent and preparation method thereof |
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|---|
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