CN111304939A - One-bath dyeing method of acrylic fiber, viscose and spandex - Google Patents
One-bath dyeing method of acrylic fiber, viscose and spandex Download PDFInfo
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- CN111304939A CN111304939A CN202010274624.8A CN202010274624A CN111304939A CN 111304939 A CN111304939 A CN 111304939A CN 202010274624 A CN202010274624 A CN 202010274624A CN 111304939 A CN111304939 A CN 111304939A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/28—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics propelled by, or with the aid of, jets of the treating material
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/16—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dispersed, e.g. acetate, dyestuffs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/41—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using basic dyes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/525—Polymers of unsaturated carboxylic acids or functional derivatives thereof
- D06P1/5257—(Meth)acrylic acid
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
Abstract
The invention belongs to the technical field of blended fabrics, and particularly relates to a one-bath dyeing method of acrylic fibers, viscose and spandex. According to the invention, through the matching of the color fixing agent, the refining emulsifier, the disperse dye, the chelating agent 8108, the acrylic fiber leveling agent, the high-temperature leveling agent, the cationic dye, the acid soaping agent DM-1531 and the dispersing agent KFS, the dyeing can be carried out in one bath during dyeing, so that the dyeing effect is better without adding an anti-settling agent capable of preventing anions and cations from precipitating, and the problems of unstable product quality and higher technical risk can be avoided.
Description
Technical Field
The invention relates to the technical field of blended fabrics, in particular to a one-bath dyeing method of acrylic fibers, viscose and spandex.
Background
During production, the acrylic fiber is dyed first and then the viscose and the spandex or the acrylic fiber and the spandex are dyed first and then the viscose and the acrylic fiber are dyed or the spandex is dyed first and then the viscose and the acrylic fiber are dyed. The three-bath three-step dyeing process has the following problems:
the dyeing process carried out by a two-bath two-step method has longer time and has the defect of longer production period, and energy is wasted, so that the improvement of the production efficiency is seriously restricted, and the improvement is needed;
the three-bath three-step method has complex dyeing process, brings troubles to technical workers, influences the stable control of the production process, causes unstable product quality and higher technical risk, and greatly reduces the comfort of the fabric and limits the application field of the product because the fabric is easy to fluff and pilling and has rough hand feeling due to overlong time;
the process time is long, the processes are multiple, a large amount of sewage is discharged, the dyeing cost is increased, the sewage treatment cost is increased, and the pressure is caused to the national overall environment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the one-bath dyeing method of acrylic fibers, viscose and spandex, which has the advantages of quick operation, good effect, small pollution and the like, and solves the problems of easy fluffing and pilling of fabrics, rough hand feeling, long process time and more flows, which cause a large amount of sewage discharge.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the blended fabric of the acrylic fibers, the viscose and the spandex comprises the acrylic fibers, the viscose and the spandex.
The one-bath dyeing method of acrylic fiber, viscose and spandex is characterized by comprising the following steps:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring a chelating agent 8108 into the overflow dyeing machine, then putting an acrylic fiber leveling agent into the overflow dyeing machine for mixed dyeing, simultaneously heating the internal water temperature, putting a high-temperature leveling agent and a cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding the disperse dye and the refined emulsifier into an overflow dyeing machine, cooling the interior, keeping the temperature at 70-90 ℃, and waiting for 30-40 min to better react;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding the color fixing agent into the dyeing machine after the water is discharged, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after the operation is carried out for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water of 40-60 ℃ after discharging, then respectively adding an acid soaping agent DM-1531 and a dispersing agent KFS into the dyeing machine to enable the acid soaping agent DM-1531 and the dispersing agent KFS to be fully contacted with the blended yarn, simultaneously heating the device to improve the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
Preferably, the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
Preferably, the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
Preferably, the concentration of the chelating agent 8108 in the S2 is 0.5-1 g/L.
Preferably, the temperature of the refined emulsifier in S3 is reduced to 100-110 ℃.
Preferably, the temperature of the acidic soaping agent DM-1531 and the dispersing agent KFS in the S5 is raised to 60-80 ℃.
(III) advantageous effects
Compared with the prior art, the invention provides a one-bath dyeing method of acrylic fiber, viscose and spandex, which has the following beneficial effects:
1. because the surface fabric live time overlength is easy to fluff and pilling, the feel is coarse, can the travelling comfort of greatly reduced surface fabric, the application field of restriction product, this acrylic fiber and viscose and spandex one-bath dyeing method, through the fixing agent that sets up, the refining emulsifier, disperse dyes, chelating agent 8108, acrylic fiber levelling agent, high temperature levelling agent, cationic dyes, cooperation between acid soaping agent DM-1531 and the dispersant KFS makes can carry out one-bath dyeing when dyeing, make can need not add the anti-settling agent that can prevent the zwitterion to produce the sediment, can make dyeing effect better, also can avoid the product quality unstability, the great problem of technical risk.
2. According to the one-bath dyeing method for the acrylic fiber, the viscose and the spandex, the three materials are put into overflow dyeing for carrying out the same dyeing, so that the efficiency is higher and the speed is higher when workers dye the materials, and the problems that troubles are brought to technical workers due to the complex dyeing process, the stable control of the production process is influenced, the product quality is unstable, and the technical risk is large are solved; the problems of fluffing, pilling and rough hand feeling of the fabric caused by overlong dyeing time are also avoided, so that the comfort of the fabric is improved, and the application field of the product is enlarged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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
The invention provides a blended fabric of acrylic fibers, viscose and spandex, which is characterized by comprising the acrylic fibers, the viscose and the spandex.
The one-bath dyeing method of acrylic fiber, viscose and spandex is characterized by comprising the following steps:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring a chelating agent 8108 into the overflow dyeing machine, then putting an acrylic fiber leveling agent into the overflow dyeing machine for mixed dyeing, simultaneously heating the internal water temperature, putting a high-temperature leveling agent and a cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding 4 parts of disperse dye and 3 parts of refined emulsifier into an overflow dyeing machine, cooling the inside, keeping the temperature at 70-90 ℃, and waiting for 30-40 min for better reaction;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding the color fixing agent into the dyeing machine after the water is discharged, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after the operation is carried out for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water at 40-60 ℃ after discharging, then respectively adding the acidic soaping agent DM-15313 parts and the dispersing agent KFS2 parts into the dyeing machine, fully contacting the acidic soaping agent DM-15313 parts and the dispersing agent KFS2 parts with the blended yarn, simultaneously heating the device, improving the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
Specifically, the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
Specifically, the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
Specifically, the concentration of the chelating agent 8108 in S2 is 0.5 to 1 g.
Specifically, the refined emulsifier in S3 is cooled to 100-110 ℃.
Specifically, the temperature of the acidic soaping agent DM-1531 and the dispersing agent KFS in the S5 is raised to 60-80 ℃.
Example 2
The invention provides a blended fabric of acrylic fibers, viscose and spandex, which is characterized by comprising the acrylic fibers, the viscose and the spandex.
The one-bath dyeing method of acrylic fiber, viscose and spandex is characterized by comprising the following steps:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring 81083 parts of chelating agent into the overflow dyeing machine, then putting 4 parts of acrylic fiber leveling agent into the overflow dyeing machine for mixed dyeing, simultaneously heating the internal water temperature, putting 4 parts of high-temperature leveling agent and 3 parts of cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding 5 parts of disperse dye and 4 parts of refined emulsifier into an overflow dyeing machine, cooling the inside, keeping the temperature at 70-90 ℃, and waiting for 30-40 min for better reaction;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding 2 parts of color fixing agent into the dyeing machine after the water is discharged, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after the operation is carried out for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water at 40-60 ℃ after discharging, then respectively adding the acidic soaping agent DM-15314 parts and the dispersing agent KFS3 parts into the dyeing machine, fully contacting the acidic soaping agent DM-15314 parts and the dispersing agent KFS3 parts with the blended yarn, simultaneously heating the device, improving the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
Specifically, the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
Specifically, the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
Specifically, the concentration of the chelating agent 8108 in S2 is 0.5 to 1 g.
Specifically, the refined emulsifier in S3 is cooled to 100-110 ℃.
Specifically, the temperature of the acidic soaping agent DM-1531 and the dispersing agent KFS in the S5 is raised to 60-80 ℃.
Example 3
The invention provides a blended fabric of acrylic fibers, viscose and spandex, which is characterized by comprising the acrylic fibers, the viscose and the spandex.
The one-bath dyeing method of acrylic fiber, viscose and spandex is characterized by comprising the following steps:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring 81084 parts of chelating agent into the overflow dyeing machine, then putting 5 parts of acrylic fiber leveling agent into the overflow dyeing machine for natural mixed dyeing, simultaneously heating the internal water temperature, putting 5 parts of high-temperature leveling agent and 4 parts of cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding 6 parts of disperse dye and 5 parts of refined emulsifier into an overflow dyeing machine, cooling the inside, keeping the temperature at 70-90 ℃, and waiting for 30-40 min for better reaction;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding 3 parts of color fixing agent into the dyeing machine after discharging, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after running for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water at 40-60 ℃ after discharging, then respectively adding the acidic soaping agent DM-15315 parts and the dispersing agent KFS4 parts into the dyeing machine, fully contacting the acidic soaping agent DM-15315 parts and the dispersing agent KFS4 parts with the blended yarn, simultaneously heating the device, improving the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
Specifically, the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
Specifically, the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
Specifically, the concentration of the chelating agent 8108 in S2 is 0.5 to 1 g.
Specifically, the refined emulsifier in S3 is cooled to 100-110 ℃.
Specifically, the temperature of the acidic soaping agent DM-1531 and the dispersing agent KFS in the S5 is raised to 60-80 ℃.
Example 4
The invention provides a blended fabric of acrylic fibers, viscose and spandex, which is characterized by comprising the acrylic fibers, the viscose and the spandex.
The one-bath dyeing method of acrylic fiber, viscose and spandex is characterized by comprising the following steps:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring 81085 parts of chelating agent into the overflow dyeing machine, then putting 6 parts of acrylic fiber leveling agent into the overflow dyeing machine for mixed dyeing, simultaneously heating the internal water temperature, putting 6 parts of high-temperature leveling agent and 5 parts of cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding 7 parts of disperse dye and 6 parts of refined emulsifier into an overflow dyeing machine, cooling the inside, keeping the temperature at 70-90 ℃, and waiting for 30-40 min for better reaction;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding 4 parts of color fixing agent into the dyeing machine after the water is discharged, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after the operation is carried out for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water at 40-60 ℃ after discharging, then respectively adding the acidic soaping agent DM-15316 parts and the dispersing agent KFS5 parts into the dyeing machine, fully contacting the acidic soaping agent DM-15316 parts and the dispersing agent KFS5 parts with the blended yarn, simultaneously heating the device, improving the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
Specifically, the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
Specifically, the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
Specifically, the concentration of the chelating agent 8108 in S2 is 0.5 to 1 g.
Specifically, the refined emulsifier in S3 is cooled to 100-110 ℃.
Specifically, the temperature of the acidic soaping agent DM-1531 and the dispersing agent KFS in the S5 is raised to 60-80 ℃.
As in application No.: 201310084094.0A one-bath dyeing method for acrylic fiber and viscose (cotton) fiber, which is characterized in that the cloth is not comfortable after mixed dyeing because no curing agent is added, and the mixed dyeing of the cloth is not up to the standard because the color of the cloth is changed because of the temperature rise because no high-temperature leveling agent is added, the invention adopts the one-bath dyeing method for acrylic fiber, viscose and spandex, saves energy and leads the whole operation to be more convenient through the one-bath dyeing of three materials, meanwhile, the color consistency of the fabric is ensured, the dyeing efficiency is improved, and moreover, an acid soaping agent DM-1531, a dispersant KFS, a chelating agent 8108 and a high-temperature leveling agent are added, so that the blended fabric dyed integrally has better quality, avoids the condition of color fading or color change caused by higher temperature, meanwhile, the fabric is softer and more comfortable, and the use feeling of a consumer on the fabric is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The blended fabric of acrylic fibers, viscose and spandex is characterized by comprising the acrylic fibers, the viscose and the spandex.
2. The one-bath dyeing method of acrylic fiber, viscose and spandex according to claim 1, comprising the steps of:
s1, respectively weaving acrylic fibers, viscose and cotton fiber blended yarns into blended fabrics according to the weight ratio so as to be dyed together in a subsequent process;
s2, adding the blended fabric into an overflow dyeing machine together for placing, then adding cold water, starting the overflow dyeing machine, raising the temperature of the cold water to 30-50 ℃, then pouring a chelating agent 8108 into the overflow dyeing machine, then putting an acrylic fiber leveling agent into the overflow dyeing machine for mixed dyeing, simultaneously heating the internal water temperature, putting a high-temperature leveling agent and a cationic dye into the overflow dyeing machine when the temperature is raised to 120-140 ℃, carrying out subsequent dyeing, and continuously keeping the temperature for 30-40 min so as to better carry out reaction;
s3, gradually adding the disperse dye and the refined emulsifier into an overflow dyeing machine, cooling the interior, keeping the temperature at 70-90 ℃, and waiting for 30-40 min to better react;
s4, discharging water in the dyeing machine when the temperature is reduced to 60-80 ℃, adding the color fixing agent into the dyeing machine after the water is discharged, adding cold water to enable the dyeing machine to move, enabling the blended yarn fabric to be in full contact with the color fixing agent, and stopping the dyeing machine after the operation is carried out for 5-15 min;
and S5, discharging cold water from the dyeing machine, adding hot water of 40-60 ℃ after discharging, then respectively adding an acid soaping agent DM-1531 and a dispersing agent KFS into the dyeing machine to enable the acid soaping agent DM-1531 and the dispersing agent KFS to be fully contacted with the blended yarn, simultaneously heating the device to improve the contact effect, and finally discharging the water in the dyeing machine and stopping the machine after keeping the temperature for 10-30 min to finish dyeing.
3. The one-bath dyeing method for acrylic fiber, viscose and spandex according to claim 2, characterized in that the acidic soaping agent DM-1531 in S5 adopts unneutralized acidic maleic-propionic acid copolymer as a main material.
4. The one-bath dyeing method of acrylic fiber, viscose and spandex according to claim 2, wherein the concentration of the high-temperature leveling agent in the S2 is 0.5-1 g/L.
5. The one-bath dyeing method of acrylic fiber, viscose and spandex according to claim 2, characterized in that the concentration of the chelating agent 8108 in S2 is 0.5-1 g/l.
6. The one-bath dyeing method of acrylic fiber, viscose and spandex according to claim 2, characterized in that: and cooling the refined emulsifier in the S3 to 100-110 ℃.
7. The one-bath dyeing method of acrylic fiber, viscose and spandex according to claim 2, characterized in that: and heating the acid soaping agent DM-1531 and the dispersing agent KFS in the S5 to 60-80 ℃.
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Application publication date: 20200619 |