CN111996821A - Environment-friendly polyester fabric low-temperature dyeing promotion protective agent and preparation method thereof - Google Patents
Environment-friendly polyester fabric low-temperature dyeing promotion protective agent and preparation method thereof Download PDFInfo
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- CN111996821A CN111996821A CN202010908721.8A CN202010908721A CN111996821A CN 111996821 A CN111996821 A CN 111996821A CN 202010908721 A CN202010908721 A CN 202010908721A CN 111996821 A CN111996821 A CN 111996821A
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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
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- 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
- 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
- D06P1/60—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 polyethers
- D06P1/613—Polyethers without nitrogen
- D06P1/6131—Addition products of hydroxyl groups-containing compounds with oxiranes
- D06P1/6133—Addition products of hydroxyl groups-containing compounds with oxiranes from araliphatic or aliphatic alcohols
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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
- D06P1/62—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 low-molecular-weight organic compounds with sulfate, sulfonate, sulfenic or sulfinic groups
- D06P1/621—Compounds without nitrogen
- D06P1/622—Sulfonic acids or their salts
- D06P1/625—Aromatic
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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
- D06P1/64—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 low-molecular-weight organic compounds without sulfate or sulfonate groups
- D06P1/651—Compounds without nitrogen
- D06P1/65106—Oxygen-containing compounds
- D06P1/65118—Compounds containing hydroxyl groups
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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
- D06P1/64—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 low-molecular-weight organic compounds without sulfate or sulfonate groups
- D06P1/651—Compounds without nitrogen
- D06P1/65106—Oxygen-containing compounds
- D06P1/65125—Compounds containing ester groups
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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
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/14—Wool
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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
- D06P3/34—Material containing ester groups
- D06P3/52—Polyesters
Abstract
The invention discloses an environment-friendly polyester fabric low-temperature dyeing promotion protective agent and a preparation method thereof, wherein the low-temperature dyeing promotion protective agent comprises the following components in parts by weight: 25-45 parts of maleic anhydride derivatives, 15-30 parts of organic esters, 15-35 parts of nonionic surfactants, 10-15 parts of anionic surfactants, 5-10 parts of solvents, 1-3 parts of antibacterial agents and 35-45 parts of water; the nonionic surfactant is composed of isomeric alcohol polyoxyethylene ether EH-3, fatty alcohol polyoxyethylene ether AEO-9 and isomeric alcohol TO-5, the dyeing accelerating effect is good under the low-temperature condition, the influence of temperature fluctuation on the disperse dyeing color yield can be effectively reduced, and the wool and spandex components in polyester/wool, polyester/ammonia and other blended fabrics can be effectively protected from being damaged under the low-temperature condition; low foaming, environment-friendly and nontoxic products, and meets the latest environment-friendly requirement.
Description
Technical Field
The invention relates to the technical field of textile chemical industry, in particular to an environment-friendly polyester fabric low-temperature dyeing promotion protective agent and a preparation method thereof.
Background
The difference in physical and chemical properties between polyester fibers and other fibers such as wool fibers and spandex fibers requires that each fiber be dyed using a different dyeing process. To ensure high dye-uptake of polyester and reduce damage to other components of blended fabrics, the industry is required to develop effective novel auxiliaries or dyeing methods.
In recent years, some low-temperature dyeing auxiliaries and dyeing technologies appear in domestic markets, so that the low-temperature dyeing uptake of the polyester blended fabric can reach a higher level, but the auxiliaries still have the following problems: (1) the polyester fiber has poor permeability and leveling property under the low temperature condition, and the effect of the auxiliary agent is not ideal; (2) the low-temperature coloring performance is poor, the dye utilization rate is low, and the color yield is low; (3) the diffusion capacity of the auxiliary agent in the fiber is not improved enough, and a large amount of dye is adsorbed on the surface of the fiber, so that the color fastness of the fabric is poor; (4) the damage protection force to fibers such as wool or spandex is not enough; (5) higher foaming is not favorable for controlling the product quality in the production and processing process.
CN105133395A discloses a dyeing auxiliary agent for wool and terylene blended yarns, which comprises tea polyphenol, borax, polyoxyethylene ether, branched isomeric alcohol ether, glycerol monoacetate, ethylene glycol monobutyl ether, ethylenediamine di-o-hydroxyphenyl sodium diacetate, tristyrylphenol polyoxyethylene ether ammonium sulfonate and water, wherein the dyeing auxiliary agent is added with dye simultaneously in the dyeing process, so that the color fastness of the wool and terylene blended yarns during dyeing can be effectively improved, but the requirements on temperature are severe, 130-plus 135 ℃ high temperature is required, the energy consumption is high, and the dyeing auxiliary agent is not suitable for industrial application.
CN102619101A discloses a short-process low-temperature dyeing auxiliary and a preparation method thereof, which mainly comprises the following components: maleic acid acrylic acid copolymer, ethylenediamine sodium diorthohydroxyphenyl, ethylenediamine tetramethylenephosphonic acid sodium, hydantoin, alkyl polyglycoside, ethylene glycol phenyl ether, sodium aminoacetate, tristyrylphenol polyoxyethylene ether sulfonate, secondary alcohol polyoxyethylene ether, benzyl benzoate and the like, and the dyeing auxiliary agent can be directly dyed at the temperature of 120-125 ℃; however, the invention has insufficient improvement on the diffusion capability of the dye in the fiber, and a large amount of dye is adsorbed on the surface of the fiber, so that the color fastness of the fabric is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an environment-friendly polyester fabric low-temperature dyeing promotion protective agent and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
an environment-friendly polyester fabric low-temperature dyeing promotion protective agent comprises the following components in parts by weight: 25-45 parts of maleic anhydride derivatives, 15-30 parts of organic esters, 15-35 parts of nonionic surfactants, 10-15 parts of anionic surfactants, 5-10 parts of solvents, 1-3 parts of antibacterial agents and 35-45 parts of water;
the nonionic surfactant is composed of isomeric alcohol polyoxyethylene ether EH-3, fatty alcohol polyoxyethylene ether AEO-9 and isomeric alcohol TO-5.
Preferably, the maleic anhydride derivative is an acrylic maleic acid copolymer.
Preferably, the organic ester is at least one of glycerol monoacetate, triethyl phosphate and ethyl lactate; further preferred is glycerol monoacetate.
Preferably, the anionic surfactant is alkyl diphenyl oxide disulfonic acid sodium salt 2a 1.
Preferably, the solvent is at least one of ethanol and ethylene glycol.
Preferably, the antimicrobial agent is the antimicrobial finishing agent JDFKS-004 (jin technologies).
Preferably, the weight ratio of the isomeric alcohol polyoxyethylene ether EH-3, the fatty alcohol polyoxyethylene ether AEO-9 and the isomeric alcohol TO-5 is 2:5: 2.
Preferably, the weight ratio of the nonionic surfactant to the anionic surfactant is 21-30: 12; further preferably 2: 1.
The invention also provides a preparation method of the environment-friendly polyester fabric low-temperature dyeing promotion protective agent, which comprises the following steps:
(1) adding the fatty alcohol-polyoxyethylene ether AEO-9 with the formula ratio into water, and stirring for dissolving to obtain liquid 1;
(2) adding isomeric alcohol polyoxyethylene ether EH-3, isomeric alcohol TO-5 and an anionic surfactant in the formula amount into the liquid 1 obtained in the step (1), and stirring and dissolving TO obtain a liquid 2;
(3) and (3) adding the maleic anhydride derivative, the organic ester, the solvent and the antibacterial agent in the formula amount into the liquid 2 obtained in the step (2), stirring for dissolving, and filtering to obtain the low-temperature dyeing promotion protective agent.
Preferably, the temperature of the water in step (1) is 58-62 ℃.
Preferably, the filtration in step (4) is a 0.45 μm filter.
The invention also provides the application of the environment-friendly polyester fabric low-temperature dyeing promotion protective agent in a polyester fabric dyeing process.
Preferably, the oil removal process temperature is 80-98 ℃.
The invention has the beneficial effects that:
(1) under the condition of low temperature, the components of wool and spandex in polyester/wool, polyester/polyurethane and other blended fabrics can be effectively protected from being damaged;
(2) the dye color yield of low-temperature dyeing of the polyester fiber can be effectively improved, and the problem of cylinder difference is solved;
(3) the dyeing uniformity and the permeability of the dye during low-temperature dyeing of the terylene are improved, and the problems of insufficient dyeing depth, level dyeing property and fastness of the conventional similar products at present are solved;
(4) foaming is low, and the problem of equipment applicability is solved;
(5) the product is environment-friendly and nontoxic, and the problems of no environment protection and toxicity of the conventional product do not exist.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Before the present embodiments are further described, it is to be understood that the scope of the invention is not limited to the particular embodiments described below; it is also to be understood that the terminology used in the examples is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present invention.
When numerical ranges are given in the examples, it is understood that both endpoints of each of the numerical ranges and any value therebetween can be selected unless the invention otherwise indicated. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
The sources of the raw materials used in the present invention are not limited, and the raw materials used in the present invention are all those commonly available in the art unless otherwise specified. Wherein, isomeric alcohol polyoxyethylene ether EH-3(ECOSURF EH-3 Dow chemical); fatty alcohol polyoxyethylene ether AEO-9 (technical grade AEO-9 Basff); isomeric alcohols TO-5 (Pasteur isomeric alcohols TO series TO-5); sodium salt of alkyl diphenyl oxide disulfonic acid 2a1(DOWFAX 2a1 dow chemical); the antibacterial agent is antibiotic finishing agent JDFKS-004 (jin science and technology).
Basic embodiment of environment-friendly polyester fabric low-temperature dyeing promotion protective agent and preparation method thereof
An environment-friendly polyester fabric low-temperature dyeing promotion protective agent comprises the following components in parts by weight: 25-45 parts of maleic anhydride derivatives, 15-30 parts of organic esters, 15-35 parts of nonionic surfactants, 10-15 parts of anionic surfactants, 5-10 parts of solvents, 1-3 parts of antibacterial agents and 35-45 parts of water;
the nonionic surfactant is composed of isomeric alcohol polyoxyethylene ether EH-3, fatty alcohol polyoxyethylene ether AEO-9 and isomeric alcohol TO-5.
Preferably, the maleic anhydride derivative is an acrylic maleic acid copolymer.
Preferably, the organic ester is at least one of glycerol monoacetate, triethyl phosphate and ethyl lactate; further preferred is glycerol monoacetate.
Preferably, the anionic surfactant is alkyl diphenyl oxide disulfonic acid sodium salt 2a 1.
Preferably, the solvent is at least one of ethanol and ethylene glycol.
Preferably, the antimicrobial agent is the antimicrobial finish JDFKS-004.
Preferably, the weight ratio of the isomeric alcohol polyoxyethylene ether EH-3, the fatty alcohol polyoxyethylene ether AEO-9 and the isomeric alcohol TO-5 is 2:5: 2.
Preferably, the weight ratio of the nonionic surfactant to the anionic surfactant is 21-30: 11-13; further preferably 2: 1.
The invention also provides a preparation method of the environment-friendly polyester fabric low-temperature dyeing promotion protective agent, which comprises the following steps:
(1) adding the fatty alcohol-polyoxyethylene ether AEO-9 with the formula ratio into water with the temperature of 58-62 ℃, and stirring for dissolving to obtain liquid 1;
(2) adding isomeric alcohol polyoxyethylene ether EH-3, isomeric alcohol TO-5 and an anionic surfactant in the formula amount into the liquid 1 obtained in the step (1), and stirring and dissolving TO obtain a liquid 2;
(3) and (3) adding the maleic anhydride derivative, the organic ester, the solvent and the antibacterial agent in the formula amount into the liquid 2 obtained in the step (2), stirring and dissolving, and filtering with a filter membrane of 0.45 mu m to obtain the low-temperature dyeing promotion protective agent.
Examples 1 to 6 an environmentally friendly polyester fabric low temperature dyeing promoting protectant and a method for preparing the same
Examples 1-6 components and amounts (parts by weight) of an environmentally friendly polyester fabric low-temperature dyeing promoting protectant are shown in table 1.
TABLE 1
| Components | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 |
| Maleic anhydride derivatives | 25 | 45 | 26 | 44 | 30 | 35 |
| Organic esters | 15 | 30 | 16 | 28 | 20 | 23 |
| Nonionic surfactant | 15 | 35 | 21 | 30 | 24 | 30 |
| EH-3/AEO-9/TO-5 | 2：5：2 | 2：5：2 | 2：5：2 | 2：5：2 | 2：5：2 | 2：5：2 |
| Anionic surfactants | 10 | 15 | 11 | 13 | 12 | 15 |
| Bacteriostatic agent | 1 | 3 | 1.2 | 2.8 | 2 | 2.6 |
| Solvent(s) | 5 | 10 | 6 | 9 | 8 | 7 |
| Water (W) | 35 | 45 | 36 | 44 | 42 | 38 |
The preparation method of the above examples 1 to 6: the method comprises the following steps:
(1) adding the fatty alcohol-polyoxyethylene ether AEO-9 with the formula ratio into water with the temperature of 60 ℃, and stirring for dissolving to obtain liquid 1;
(2) adding isomeric alcohol polyoxyethylene ether EH-3, isomeric alcohol TO-5 and an anionic surfactant in the formula amount into the liquid 1 obtained in the step (1), and stirring and dissolving TO obtain a liquid 2;
(3) and (3) adding the maleic anhydride derivative, the organic ester, the solvent and the antibacterial agent in the formula amount into the liquid 2 obtained in the step (2), stirring and dissolving, and filtering with a filter membrane of 0.45 mu m to obtain the low-temperature dyeing promotion protective agent.
Comparative example 1
This comparative example is different from example 5 in that maleic acid derivative was 20 parts by weight and organic ester was 32 parts by weight.
The preparation method is the same as example 5.
Comparative example 2
This comparative example differs from example 5 in that the weight ratio of EH-3, AEO-9 and TO-5 was 5:2: 2.
The preparation method is the same as example 5.
Comparative example 3
This comparative example is different from example 5 in that the nonionic surfactant is 40 parts by weight and the anionic surfactant is 20 parts by weight.
The preparation method is the same as example 5.
Comparative example 4
This comparative example differs from example 5 in that the conventional nonionic surfactant Tween-80 was used in place of EH-3.
The preparation method is the same as example 5.
Experimental example 1
(1) Low temperature dyeing promotion Performance test
The formula is as follows: 451 g/L of pH buffer, 0.8% of D-RG yellow brown, 0.4% of D-RG red jade, 0.5% of PLUS dark blue and 1g/L of low-temperature dyeing promotion protective agent;
fabric: 5g of 300D white polyester oxford; bath ratio: 1: 20; steel ball: 10 particles/cup;
the process comprises the following steps: dyeing at 110 ℃ for 60min → discharging → washing → drying → testing the dye uptake (taking the normal dyeing at 130 ℃ as a standard sample with 100% dye uptake).
(2) Effect of low temperature dyeing on fabric fastness:
the formula is as follows: 451 g/L of pH buffer, 4% of disperse black ECT and 0.5g/L of low-temperature dyeing promotion protective agent;
fabric: 5g of 300D white polyester oxford; bath ratio: 1: 20; steel ball: 10 particles/cup;
the process comprises the following steps: 110/130 ℃ and 60min dyeing → cloth discharging → water washing → drying → Y value testing.
The results are shown in Table 2.
TABLE 2
From the above table, the dye uptake (compared with 130 ℃) of the environment-friendly polyester fabric low-temperature dyeing promotion protective agent prepared by the invention at 110 ℃ is more than 93%, and the water fastness is grade 4, which shows that the environment-friendly polyester fabric low-temperature dyeing promotion protective agent has excellent dyeing promotion effect on disperse dyeing under low-temperature conditions, and the fabric after low-temperature dyeing has excellent washing fastness. Meanwhile, the dye accelerating effect is better when the weight ratio of the nonionic surfactant to the anionic surfactant in the environment-friendly polyester fabric low-temperature dyeing accelerating and protecting agent is 21-30: 11-13.
Experimental example two different temperatures influence the dyeing
The formula is as follows: 451 g/L of PH buffering agent, 0.59 percent of B-RG yellow brown, 0.43 percent of B-RG ruby, 0.58 percent of B-RG dark blue and 1g/L of low-temperature dyeing promotion protective agent;
fabric: 5g of 300D white polyester oxford; bath ratio: 1: 20; steel ball: 10 particles/cup;
the process comprises the following steps: 120 ℃/125 ℃/130 ℃ multiplied by 60min dyeing → cloth discharging → water washing → drying → K/S value testing, wherein the larger the K/S value of the fabric is, the better the dyeing effect is; the blank control group was not provided with the low temperature dyeing promoting protectant, and the results are shown in table 3.
TABLE 3
As can be seen from the table above, the environment-friendly polyester fabric low-temperature dyeing promotion protective agent prepared by the invention can effectively reduce the influence of temperature fluctuation on the disperse dyeing color yield, thereby reducing the cylinder difference.
Experiment three wool single fiber strength test
The formula is as follows: 451 g/L of pH buffer, 0.8% of B-RG yellow brown, 0.4% of B-RG ruby, 0.5% of B-RG dark blue and 1g/L of low-temperature dyeing promotion protective agent;
fabric: 5g of wool fibers; bath ratio: 1: 20;
the process comprises the following steps: dyeing at 110 ℃ for 60min → discharging cloth → washing with water → drying → measuring the breaking strength and breaking elongation of the wool fiber; the test method refers to the national standard GB/T9997-1988, the clamping distance is 5cm, the drawing speed is 20mm/min, 50 fibers are measured in each sample, the average value is taken, and the reduction of the breaking strength and the reduction of the breaking elongation are calculated, so that the damage degree of the fibers is represented.
The results are shown in Table 4.
TABLE 4
| Group of | The breaking strength is reduced% | The elongation at break is reduced% |
| Example 1 | 1.98 | 0.75 |
| Example 2 | 1.86 | 0.69 |
| Example 3 | 1.79 | 0.62 |
| Example 4 | 1.66 | 0.59 |
| Example 5 | 1.28 | 0.31 |
| Example 6 | 1.34 | 0.36 |
| Comparative example 1 | 5.34 | 1.17 |
| Comparative example 2 | 5.65 | 1.23 |
| Comparative example 3 | 5.19 | 1.13 |
| Comparative example 4 | 5.41 | 1.2 |
| Commercial low temperature dyeing assistant | 7.84 | 1.58 |
The table shows that the breaking strength of the wool fibers dyed by the low-temperature dyeing promotion protective agent for the environment-friendly polyester fabrics is reduced by 1.28-1.98% compared with the breaking strength of the original wool fibers, and the breaking elongation is reduced by 0.31-0.75% compared with the breaking elongation of the original wool fibers, and the low-temperature dyeing promotion protective agent for the environment-friendly polyester fabrics prepared by the invention can protect the fibers and reduce the damage of the wool fibers in a disperse low-temperature dyeing process. Meanwhile, when the weight ratio of the nonionic surfactant to the anionic surfactant in the environment-friendly polyester fabric low-temperature dyeing promotion protective agent is 21-30:11-13, the breaking strength and breaking elongation of the dyed wool fibers are high, and fiber loss can be effectively avoided.
In conclusion, the environment-friendly polyester fabric low-temperature dyeing promotion protective agent can effectively protect wool and spandex components in polyester/wool, polyester/ammonia and other blended fabrics from being damaged under the low-temperature condition; the dye color yield of low-temperature dyeing of the polyester fiber can be effectively improved, and the problem of cylinder difference is solved; the dyeing uniformity and the permeability of the dye during low-temperature dyeing of the terylene are improved, and the problems of insufficient dyeing depth, level dyeing property and fastness of the conventional similar products at present are solved; foaming is low, and the problem of equipment applicability is solved; the product is environment-friendly and nontoxic, and meets the latest environment-friendly requirement.
The present invention has been further described with reference to specific embodiments, which are only exemplary and do not limit the scope of the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. The low-temperature dyeing promotion protective agent is characterized by comprising the following components in parts by weight: 25-45 parts of maleic anhydride derivatives, 15-30 parts of organic esters, 15-35 parts of nonionic surfactants, 10-15 parts of anionic surfactants, 5-10 parts of solvents, 1-3 parts of antibacterial agents and 35-45 parts of water;
the nonionic surfactant is composed of isomeric alcohol polyoxyethylene ether EH-3, fatty alcohol polyoxyethylene ether AEO-9 and isomeric alcohol TO-5.
2. The low temperature dyeing promotion protectant according to claim 1, wherein the maleic anhydride derivative is an acrylic maleic acid copolymer.
3. The low-temperature dyeing promotion protectant according to claim 1, wherein the organic ester is at least one of monoacetin, triethyl phosphate, and ethyl lactate.
4. The low temperature dyeing promotion protectant according to claim 1, wherein said anionic surfactant is alkyl diphenyl oxide disulfonic acid sodium salt 2a 1.
5. The low-temperature dyeing promotion protectant according to claim 1, wherein the solvent is at least one of ethanol and ethylene glycol.
6. The low-temperature dyeing promotion protectant according to claim 1, wherein said antibacterial agent is antibacterial finishing agent JDFKS-004.
7. The low-temperature dyeing promotion protecting agent according TO claim 1, wherein the weight ratio of isomeric alcohol polyoxyethylene ether EH-3, fatty alcohol polyoxyethylene ether AEO-9 and isomeric alcohol TO-5 is 2:5: 2.
8. The low-temperature dyeing promotion protectant according to claim 1, wherein the weight ratio of the nonionic surfactant to the anionic surfactant is 21-30: 11-13.
9. The process for preparing a low-temperature dyeing promotion protectant according to any one of claims 1-8, comprising the steps of:
(1) adding the fatty alcohol-polyoxyethylene ether AEO-9 with the formula ratio into water, and stirring for dissolving to obtain liquid 1;
(2) adding isomeric alcohol polyoxyethylene ether EH-3, isomeric alcohol TO-5 and an anionic surfactant in the formula amount into the liquid 1 obtained in the step (1), and stirring and dissolving TO obtain a liquid 2;
(3) and (3) adding the maleic anhydride derivative, the organic ester, the solvent and the antibacterial agent in the formula amount into the liquid 2 obtained in the step (2), stirring for dissolving, and filtering to obtain the low-temperature dyeing promotion protective agent.
10. Use of the low-temperature dyeing promotion protectant according to any one of claims 1-8 in a polyester fabric dyeing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116556084A (en) * | 2023-05-30 | 2023-08-08 | 常州保洁洗涤剂制造有限公司 | One-step energy-saving auxiliary agent for cone dyeing and preparation method thereof |
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| CN103485200A (en) * | 2013-09-11 | 2014-01-01 | 昆山市万丰制衣有限责任公司 | Polyester filament fiber dye levelling agent and preparation method thereof |
| CN105369612A (en) * | 2014-08-27 | 2016-03-02 | 浙江安诺其助剂有限公司 | Polyester fabric treating agent |
| CN105714582A (en) * | 2014-12-05 | 2016-06-29 | 上海安诺其集团股份有限公司 | Polyester low-temperature dyeing carrier composition |
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| CN101545221A (en) * | 2009-05-13 | 2009-09-30 | 无锡市藕塘绒线厂 | Process for high temperature dying and protecting wool fiber |
| CN102619101A (en) * | 2012-04-01 | 2012-08-01 | 祝洪哲 | Short-process low-temperature dyeing aid and preparation method thereof |
| CN103485200A (en) * | 2013-09-11 | 2014-01-01 | 昆山市万丰制衣有限责任公司 | Polyester filament fiber dye levelling agent and preparation method thereof |
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| CN116556084A (en) * | 2023-05-30 | 2023-08-08 | 常州保洁洗涤剂制造有限公司 | One-step energy-saving auxiliary agent for cone dyeing and preparation method thereof |
| CN116556084B (en) * | 2023-05-30 | 2023-11-10 | 常州保洁洗涤剂制造有限公司 | One-step energy-saving auxiliary agent for cone dyeing and preparation method thereof |
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| CN111996821B (en) | 2022-12-02 |
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