CN115110314A - Method for preventing reactive dye dyed flame-retardant textile from washing formaldehyde and causing color change to be uneven - Google Patents
Method for preventing reactive dye dyed flame-retardant textile from washing formaldehyde and causing color change to be uneven Download PDFInfo
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- CN115110314A CN115110314A CN202210810360.2A CN202210810360A CN115110314A CN 115110314 A CN115110314 A CN 115110314A CN 202210810360 A CN202210810360 A CN 202210810360A CN 115110314 A CN115110314 A CN 115110314A
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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
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
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Abstract
The invention belongs to the technical field of dyeing and finishing, and provides a method for preventing non-uniform formaldehyde washing color change of a flame-retardant textile dyed by reactive dyes. According to the invention, the formaldehyde finishing liquid is firstly padded on the flame-retardant textile after oxidation and water washing, and then the formaldehyde is washed, so that the formaldehyde content in the textile is reduced; by controlling the dosage of the formaldehyde remover in the formaldehyde removing finishing liquid, the formaldehyde remover is prevented from reacting with dye and a fire retardant violently, and by controlling the steaming temperature of formaldehyde washing, the active dye and the reactive groups on cellulose fibers and the reactive groups on the formaldehyde remover are prevented from generating obvious and difficultly-recovered color change in the presence of the fire retardant, so that the aim of preventing the non-uniform formaldehyde washing color change of the flame-retardant textile dyed by the active dye is fulfilled. The results of the examples show that after the flame-retardant textile dyed by the reactive dye is treated by the method provided by the invention, the formaldehyde content of the textile is 258ppm, and the left-middle-right color difference of the textile is 4-5 grades.
Description
Technical Field
The invention relates to the technical field of dyeing and finishing, in particular to a method for preventing uneven color change of formaldehyde washing of flame-retardant textiles dyed by reactive dyes.
Background
The flame retardant function of the cellulose fiber is basically added through an after-finishing mode, durable flame retardants used by the cellulose fiber belong to reactive phosphorus-nitrogen flame retardants, and the types and the process modes of the flame retardants mainly comprise two types: one is N-hydroxymethyl-3-dimethoxyphosphoryl propionamide, the N-hydroxymethyl of which reacts with the hydroxyl on the cellulose to form a covalent bond, and the covalent bond is further crosslinked in a high-temperature baking mode at the temperature of more than 150 ℃ to form durable flame retardant property; the other is a precursor of tetrakis (hydroxymethyl) phosphonium chloride (sulfate) and urea, which reacts with cellulose at low temperature through small molecular ammonia (NH) 3 ) The further reaction and crosslinking of the raw materials form a network structure, and the oxidation reaction is carried out to ensure that P which is easily dissolved in water in the tetramethylolphosphonium chloride (sulfate) and urea prepolymer flame retardant 3+ Oxidation to form stable P 5+ Thereby obtaining durable flame retardant properties for the cellulose. Because formaldehyde is used in the synthesis process of the two flame retardants, and a certain amount of formaldehyde is released by the breakage of part of hydroxymethyl under a certain condition, the cellulose fiber flame-retardant textile contains a certain amount of formaldehyde. As is well known, formaldehyde has the effects of stimulation, carcinogenesis and mutagenesis, so in order to ensure the health and safety of occupational workers, the formaldehyde in the textile needs to be removed so as to meet the requirements of use standards.
In the formaldehyde washing process of the flame-retardant textile dyed by the reactive dye, a certain amount of reactive auxiliary agent is added, and the reactive auxiliary agent can react with reactive functional groups on the dye and the flame retardant at a certain temperature, so that the color change of the color of the flame-retardant textile is caused, and the uneven color change can cause the flame-retardant textile to have a large amount of color patterns on the cloth surface, form textile degradation and the like, so that huge economic loss is caused. Therefore, how to remove formaldehyde from textiles and prevent textile color at the same time becomes a problem which needs to be solved in the field.
Disclosure of Invention
The invention aims to provide a method for preventing the color change of formaldehyde washing of flame-retardant textiles dyed by reactive dyes from being uneven.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention provides a method for preventing uneven washing formaldehyde color change of flame-retardant textiles dyed by reactive dyes, which comprises the steps of padding the flame-retardant textiles subjected to oxidation washing with water to remove formaldehyde finishing liquid, and then washing formaldehyde;
the formaldehyde-removing finishing liquid comprises the following components: 20-200 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid;
the steaming temperature of the formaldehyde washing is 45-85 ℃.
Preferably, the formaldehyde-removing finishing liquor comprises the following components: 50-100 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid.
Preferably, the padding residual rate of the padding formaldehyde-removing finishing liquid is 60-80%.
Preferably, the steaming temperature of the formaldehyde washing is 65-85 ℃.
Preferably, the steaming time of the formaldehyde washing is 120-180 s.
Preferably, the formaldehyde washing step further comprises water washing and drying sequentially.
Preferably, the washing process is as follows: washing in an eight-grid washing tank at 80-85 deg.C → washing at 60-70 deg.C → washing at 40-50 deg.C → washing with cold water.
Preferably, the drying temperature is 100-150 ℃, and the drying time is 0.5-2 min.
The invention provides a method for preventing uneven washing formaldehyde color change of flame-retardant textiles dyed by reactive dyes, which comprises the steps of padding the flame-retardant textiles subjected to oxidation washing with water to remove formaldehyde finishing liquid, and then washing formaldehyde; the formaldehyde-removing finishing liquid comprises the following components: 20-200 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid; the steaming temperature of the formaldehyde washing is 45-85 ℃. According to the invention, the formaldehyde finishing liquid is firstly padded on the flame-retardant textile after oxidation and water washing, and then the formaldehyde is washed, so that the formaldehyde content in the textile is reduced; by controlling the dosage of the formaldehyde remover in the formaldehyde removing finishing liquid, the formaldehyde remover is prevented from reacting with dye and a flame retardant violently, so that the aim of preventing the color of the textile from becoming uneven is fulfilled; by controlling the steaming temperature of the formaldehyde washing agent, the obvious and difficult-to-recover color change of active groups of the reactive dye, the active groups on the cellulose fibers and the reaction groups on the formaldehyde remover in the presence of the flame retardant is avoided, so that the aim of preventing the non-uniform color change of the formaldehyde washing agent of the flame-retardant textile dyed by the reactive dye is fulfilled. The results of the examples show that after the flame-retardant textile dyed by the reactive dye is treated by the method provided by the invention, the formaldehyde content of the textile is 258ppm, the left-middle-right color difference of the textile is 4-5 grades, and the flame-retardant property is as follows: smoldering time 0s, afterflame time 0s, and damage length 92 mm.
Detailed Description
The invention provides a method for preventing uneven washing formaldehyde color change of flame-retardant textiles dyed by reactive dyes, which comprises the steps of padding the flame-retardant textiles subjected to oxidation washing with water to remove formaldehyde finishing liquid, and then washing formaldehyde;
the formaldehyde-removing finishing liquid comprises the following components: 20-200 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid;
the steaming temperature of the formaldehyde washing is 45-85 ℃.
The invention pads the flame-retardant textile after oxidation and water washing with formaldehyde-removing finishing liquid, and then washes formaldehyde. According to the invention, the formaldehyde finishing liquid is firstly padded in the flame-retardant textile after oxidation and washing, and then the formaldehyde is washed, so that the formaldehyde content in the textile is reduced.
The type of the flame-retardant textile is not particularly limited, and the mode provided by the invention is suitable for various flame-retardant textiles. In the present invention, the kind of the textile preferably includes a yarn, a gauze or a fabric.
The operation of the padding formaldehyde-removing finishing liquid is not particularly limited, and the technical scheme of the padding finishing liquid known by the technical personnel in the field can be adopted.
In the invention, the formaldehyde-removing finishing liquor comprises the following components: 20-200 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid, preferably 50-100 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid. According to the invention, by controlling the dosage of the formaldehyde remover in the formaldehyde removing finishing liquid, the violent reaction of the formaldehyde remover with the dye and the flame retardant is avoided, so that the purpose of preventing the color change of the textile from being uneven is achieved, and meanwhile, the formaldehyde remover can fully react with formaldehyde, so that the formaldehyde content in the textile is reduced. The invention has no special requirements on the configuration mode of the formaldehyde removing finishing liquid, and the configuration mode which is well known by the technical personnel in the field can be adopted.
The source of the formaldehyde remover is not particularly limited in the present invention, and commercially available products known to those skilled in the art may be used. In the present invention, the formaldehyde remover is preferably a formaldehyde scavenger produced by the federal ketchup company of shijia. In the present invention, the glacial acetic acid is used to adjust the pH of the finishing liquor. The source of the glacial acetic acid is not particularly limited in the present invention, and commercially available products known to those skilled in the art may be used.
In the invention, the padding residual rate of the padding formaldehyde-removing finishing liquid is preferably 60-80%, and more preferably 70-75%. The padding allowance rate of the padding formaldehyde-removing finishing liquid is preferably controlled within the range, so that the reaction amount of the formaldehyde-removing finishing liquid in the textile is ensured, the formaldehyde and the formaldehyde remover can fully react, and the formaldehyde content in the textile is reduced.
In the invention, the padding temperature of the padding formaldehyde-removing finishing liquid is preferably normal temperature.
The operation of washing formaldehyde is not particularly limited in the invention, and the technical scheme of washing formaldehyde which is well known to the skilled person can be adopted.
In the invention, the steaming temperature of the formaldehyde washing is 45-85 ℃, and preferably 65-85 ℃. According to the invention, by controlling the steaming temperature of the formaldehyde washing agent, the obvious and difficultly-recovered color change of the active groups of the reactive dye, the active groups on the cellulose fibers and the reaction groups on the formaldehyde remover in the presence of a flame retardant is avoided, so that the purpose of preventing the uneven color change of the formaldehyde washing agent of the flame-retardant textile dyed by the reactive dye is achieved.
In the invention, the steaming time of the formaldehyde washing is preferably 120-180 s, and more preferably 150-180 s. The invention preferably controls the steaming time of the formaldehyde washing in the range, thereby not only avoiding the problems that the steaming time of the formaldehyde washing is too long, so that the exothermic heat of the reaction of the reactive dye and the cellulose fiber with the formaldehyde remover can not be quickly dissipated, and the uneven color change of the reactive group of the dye is caused, thereby causing the loss such as reduction, but also avoiding the problems that the steaming time of the formaldehyde washing is too short, the formaldehyde removing effect is reduced, and simultaneously the production efficiency is reduced.
In the invention, the equipment used for washing formaldehyde is preferably a steam box.
In the invention, the formaldehyde washing step further comprises water washing and drying which are sequentially carried out. The operation of the washing and drying is not particularly limited, and the technical scheme of washing and drying known to those skilled in the art can be adopted.
In the present invention, the washing process is preferably: washing in an eight-grid washing tank at 80-85 ℃, washing at 60-70 ℃, washing at 40-50 ℃, washing in cold water; more preferably, the washing is carried out in an eight-grid washing tank at 80-82 deg.C → 60-65 deg.C → 40-45 deg.C → cold water washing. In the invention, the water washing mode is preferably spray washing; the spraying amount of the water washing in the 80-85 ℃ eight-grid water washing tank, the water washing at 60-70 ℃ and the water washing at 40-50 ℃ is preferably 1-2 m independently 3 H is used as the reference value. In the invention, the spraying and washing can change the clean water in time, thereby ensuring the cleaning effect.
In the invention, the drying temperature is preferably 100-150 ℃, and more preferably 120-150 ℃; the drying time is preferably 0.5-2 min, and more preferably 1-2 min. The invention removes the moisture in the textile by drying.
According to the invention, the formaldehyde finishing liquid is firstly padded on the flame-retardant textile after oxidation and water washing, and then the formaldehyde is washed, so that the formaldehyde content in the textile is reduced; by controlling the dosage of the formaldehyde remover in the formaldehyde removing finishing liquid, the formaldehyde remover is prevented from reacting with dye and a flame retardant violently, so that the aim of preventing the color of the textile from becoming uneven is fulfilled; by controlling the steaming temperature of the formaldehyde washing agent, the obvious and difficultly-recovered color change of active groups of the reactive dye, the active groups on the cellulose fibers and the reaction groups on the formaldehyde remover in the presence of a flame retardant is avoided, so that the aim of preventing the uneven color change of the formaldehyde washing agent of the flame-retardant textile dyed by the reactive dye is fulfilled.
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
(1) Padding the oxidized and washed gray yarn card with formaldehyde-removing finishing liquid for 15s, wherein the padding rate is 70%, and obtaining the gray yarn card padded with the formaldehyde-removing finishing liquid; the formaldehyde removing finishing liquid consists of 75g/L of formaldehyde remover and 2g/L of glacial acetic acid, and the specification of the gray yarn card is as follows: gram weight 240g/m 2 The yarn count of the all cotton yarn is 29.5tex multiplied by 36.9tex, and the warp and weft density is 128/2.54cm multiplied by 60/2.54 cm;
(2) placing the gray yarn card subjected to padding and formaldehyde removal finishing liquid obtained in the step (1) in a steam box which is sealed and sealed with water for steaming and formaldehyde washing for 160s to obtain a gray yarn card subjected to formaldehyde washing;
(3) washing with water: the spraying flow is 1m 3 Eight-grid washing tank washing at 80 ℃ per hour → spraying flow rate of 1m 3 Washing in 60 deg.C water tank → 1m of spraying flow 3 H, water bath washing at 40 ℃ → cold water bath washing;
(4) drying: oven drying at 120 deg.C for 1 min.
The yarn cards before and after formaldehyde washing in example 1 were tested for formaldehyde content, color difference and flame retardant properties, and the test results were:
the formaldehyde content of the yarn cards before formaldehyde washing is 1026ppm, and the formaldehyde content of the yarn cards after formaldehyde washing is 258 ppm;
the color difference between the formaldehyde-washing sample and the formaldehyde-washing sample is 5 grade (GB250 gray sample card for color change evaluation, the same below);
the left, middle and right color difference of the yarn cards before formaldehyde washing is 4-5 grades, and the left, middle and right color difference of the yarn cards after formaldehyde washing is 4-5 grades;
flame retardant property of yarn card before formaldehyde washing: smoldering time of 0s, after-burning time of 0s and damage length of 89 mm;
the flame retardant property of the yarn card after formaldehyde washing is as follows: smoldering time of 0s, after-burning time of 0s and damage length of 92 mm; the flame retardant property is not affected basically, and the flame retardant property completely meets the standard requirements of national standard GB8965.1-2020, American standard NFPA2112, European standard EN11611 and EN 11612.
Example 2
(1) Padding the orange yarn cards subjected to oxidation washing with formaldehyde-removing finishing liquid for 20s, wherein the padding rate is 75%, and thus obtaining the orange yarn cards padded with the formaldehyde-removing finishing liquid; the formaldehyde removing finishing liquid consists of 85g/L of formaldehyde remover and 3g/L of glacial acetic acid, and the specification of the orange yarn card is as follows: gram weight 305g/m 2 The yarn count of the all cotton yarn is 59tex multiplied by 59tex, and the warp and weft density is 76/2.54cm multiplied by 46/2.54 cm;
(2) placing the orange yarn card subjected to padding and formaldehyde removal finishing liquid obtained in the step (1) in a steam box which is sealed and sealed with water at 85 ℃ for steaming and washing formaldehyde for 180s to obtain the orange yarn card after washing the formaldehyde;
(3) washing with water: the spraying flow is 1m 3 Eight-grid washing tank washing at 85 ℃ per hour → spraying flow rate of 1m 3 Washing in 60 deg.C water tank → 1m of spraying flow 3 H, water bath washing at 40 ℃ → cold water bath washing;
(4) drying: oven drying at 120 deg.C for 1 min.
The yarn cards before and after formaldehyde washing in example 2 were tested for formaldehyde content, color difference and flame retardant properties, and the test results were:
the formaldehyde content of the yarn card before formaldehyde washing is 976ppm, and the formaldehyde content of the yarn card after formaldehyde washing is 66 ppm;
the color difference between the front and the back of formaldehyde washing is 5 grades (GB250 evaluates the gray sample card for color change, the same below);
the left-right color difference of the yarn cards before formaldehyde washing is 4-5 grades, and the left-right color difference of the yarn cards after formaldehyde washing is 4-5 grades;
flame retardant property of yarn card before formaldehyde washing: smoldering time of 0s, afterburning time of 0s and damage length of 77 mm;
the flame retardant property of the yarn card after formaldehyde washing is as follows: smoldering time of 0s, after-burning time of 0s and damage length of 78 mm; the flame retardant property is not affected basically, and the flame retardant completely meets the standard requirements of national standard GB8965.1-2020, American standard NFPA2112, European standard EN11611 and EN 11612.
Comparative example 1
(1) Padding the orange yarn cards subjected to oxidation washing with formaldehyde-removing finishing liquid for 20s, wherein the padding rate is 75%, and thus the orange yarn cards padded with the formaldehyde-removing finishing liquid are obtained; the formaldehyde removing finishing liquid consists of 100g/L of formaldehyde remover and 5g/L of glacial acetic acid, and the specification of the orange yarn card is as follows: the gram weight is 302g/m 2 The count of the all cotton yarn is 29.5 multiplied by 2tex multiplied by 29.5 multiplied by 2tex, and the warp and weft density is 80/2.54cm multiplied by 50/2.54 cm;
(2) placing the orange yarn card subjected to padding and formaldehyde removal finishing liquid obtained in the step (1) in a 105 ℃ steam box sealed and water-sealed for steaming and washing formaldehyde for 180s to obtain the orange yarn card after washing formaldehyde;
(3) washing with water: the spraying flow is 1m 3 Eight-grid washing tank washing at 85 ℃ per hour → spraying flow rate of 1m 3 Washing in 60 deg.C water tank → 1m of spraying flow 3 H, water bath washing at 40 ℃ → cold water bath washing;
(4) drying: oven drying at 120 deg.C for 1 min.
The formaldehyde content, color difference and flame retardant performance of the yarn card before and after formaldehyde washing in the comparative example 1 were tested, and the test results were:
the formaldehyde content of the yarn card before formaldehyde washing is 1130ppm, and the formaldehyde content after formaldehyde washing is 53 ppm;
the same color difference between the front and the back of formaldehyde washing is 3-4 grades (GB250 evaluates the gray sample card for color change, the same below);
the left, middle and right color difference of the yarn cards before formaldehyde washing is 4-5 grades, and the left, middle and right color difference of the yarn cards after formaldehyde washing is 2-3 grades;
flame retardant property of yarn card before formaldehyde washing: smoldering time of 0s, after-burning time of 0s and damage length of 73 mm;
the flame retardant property of the yarn card after formaldehyde washing is as follows: smoldering time of 0s, after-burning time of 0s and damage length of 75 mm;
it can be seen that the flame retardant property of the yarn card in the comparative example 1 is not affected basically, and meets the standard requirements of national standard GB8965.1-2020, American standard NFPA2112, European standard EN11611 and EN11612, but the color, left, middle and right color difference of the yarn card does not meet the product standard requirements due to the fact that the steaming temperature of the formaldehyde washing agent is increased, the yarn card cannot be delivered due to the fact that the appearance of the fabric does not meet the product standard requirements, and the color, the left, middle and right color difference, and the like are reduced, so that huge economic loss and commercial reputation are brought.
The embodiment shows that the method provided by the invention reduces the formaldehyde content in the textile, and prevents the non-uniform formaldehyde washing color of the flame-retardant textile dyed by the reactive dye, after the flame-retardant textile dyed by the reactive dye is treated by the method provided by the invention, the formaldehyde content of the textile is 258ppm, the left-middle-right color difference of the textile is 4-5 grades, and the flame-retardant property is as follows: smoldering time 0s, afterflame time 0s, and damage length 92 mm.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A method for preventing the color change of formaldehyde washed by flame-retardant textiles dyed by reactive dyes from being uneven comprises the steps of padding the flame-retardant textiles after oxidation and water washing with formaldehyde finishing liquid, and then washing formaldehyde;
the formaldehyde-removing finishing liquid comprises the following components: 20-200 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid;
the steaming temperature of the formaldehyde washing is 45-85 ℃.
2. The method of claim 1, wherein the formaldehyde-removing finishing liquor comprises the following components: 50-100 g/L of formaldehyde remover and 2-4 g/L of glacial acetic acid.
3. The method according to claim 1, wherein the padding formaldehyde-removing finishing liquor has a rolling allowance of 60-80%.
4. The method according to claim 1, wherein the steaming temperature of the formaldehyde-washing solution is 65-85 ℃.
5. The method according to claim 1, wherein the steaming time for washing formaldehyde is 120-180 s.
6. The method according to any one of claims 1 to 5, wherein the formaldehyde washing further comprises water washing and drying sequentially.
7. The method of claim 6, wherein the water washing process is: washing in an eight-grid washing tank at 80-85 deg.C → washing at 60-70 deg.C → washing at 40-50 deg.C → washing with cold water.
8. The method according to claim 6, wherein the drying temperature is 100-150 ℃ and the drying time is 0.5-2 min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210810360.2A CN115110314A (en) | 2022-07-11 | 2022-07-11 | Method for preventing reactive dye dyed flame-retardant textile from washing formaldehyde and causing color change to be uneven |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210810360.2A CN115110314A (en) | 2022-07-11 | 2022-07-11 | Method for preventing reactive dye dyed flame-retardant textile from washing formaldehyde and causing color change to be uneven |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757943A (en) * | 2013-08-28 | 2014-04-30 | 句容市后白镇迎瑞印花厂 | Active dye dyeing process of jean fabric |
| CN107805937A (en) * | 2017-12-07 | 2018-03-16 | 新乡市新星特种织物有限公司 | Ammonia cure method arranges the formaldehyde control technique of inflaming retarding fabric |
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2022
- 2022-07-11 CN CN202210810360.2A patent/CN115110314A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757943A (en) * | 2013-08-28 | 2014-04-30 | 句容市后白镇迎瑞印花厂 | Active dye dyeing process of jean fabric |
| CN107805937A (en) * | 2017-12-07 | 2018-03-16 | 新乡市新星特种织物有限公司 | Ammonia cure method arranges the formaldehyde control technique of inflaming retarding fabric |
Non-Patent Citations (1)
| Title |
|---|
| 宋慧君等: "《染整概论》", vol. 1, 东华大学出版社, pages: 81 * |
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