CN109852100B - Preparation method and application of disperse dark blue dye - Google Patents
Preparation method and application of disperse dark blue dye Download PDFInfo
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- CN109852100B CN109852100B CN201910040930.2A CN201910040930A CN109852100B CN 109852100 B CN109852100 B CN 109852100B CN 201910040930 A CN201910040930 A CN 201910040930A CN 109852100 B CN109852100 B CN 109852100B
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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
- 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
- D06P3/36—Material containing ester groups using dispersed dyestuffs
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a preparation method of a disperse dark blue dye, which comprises the following steps of 1, blending a dye monomer or a finished dye with an auxiliary agent, wherein the blended mixed dye comprises 0.1-70% by mass of a dye monomer A shown as a formula (I), 0.1-15% by mass of a dye monomer C shown as a formula (Ш) and the balance of the auxiliary agent;
wherein R ═ CH3 or CH2CH 3;
Description
Technical Field
The invention belongs to the technical field of disperse dyes, and particularly relates to a preparation method and application of a disperse dark blue dye.
Background
In the quality test of textile color fastness, washing fastness is an important test item, and the test result is directly related to the overall color fastness of the fabric. Some dyes with poor color fastness can cause harm to human bodies in different degrees and can cause pollution to the environment, so corresponding standards are set by different organizations and countries, and the color fastness grades of clothes and household textiles are strictly limited.
From the current situation of textile fabrics, the proportion of fabrics formed by combining various fibers is increased year by year, for example, some domestic middle and high-grade fabrics comprise polyester blended fabrics and the like. The dark blue monomer dye supplied in the market at present is expensive, can not well meet the printing and dyeing requirements of the textiles, needs a cheap and good substitute in the market urgently, has unsatisfactory heat migration fastness and washing fastness, influences various color fastness of textile dyeing, and brings more pollution to the surrounding environment.
Disclosure of Invention
The invention provides a preparation method of a disperse dark blue dye and application thereof aiming at the defects of the prior art, the dye prepared by the method has the advantages of high dye uptake, good washing fastness, excellent fastness, small heat migration resistance, high strength and relatively low price, reduces the harm to human health, also reduces environmental pollution, and can adjust the mass fraction of the dye monomer component according to the requirements of color light during preparation so as to adjust the blue depth.
In order to solve the technical problem, the preparation method of the disperse dark blue dye comprises the following steps of 1, blending a dye monomer or a finished dye with an auxiliary agent, wherein the blended mixed dye comprises 0.1-70% by mass of a dye monomer A shown as a formula (I), 0.1-15% by mass of a dye monomer C shown as a formula (Ш) and the balance of the auxiliary agent;
wherein R is CH3Or CH2CH3；
In the formula R1Not being Cl or Br, R2＝COCH3Or OCOCH3(ii) a 2. Adding a proper amount of water, and grinding until the dispersion is uniform; 3. spray drying to obtain the final product.
In the technical scheme, the dye composition further comprises one or more of a dye monomer B shown in a formula (II), a dye monomer D shown in a formula (IV) and a dye monomer E shown in a formula (V), wherein the mass fraction of the dye monomer B is 0.1-40%; the mass fraction of the dye monomer D is 0.1-5%; the mass fraction of the dye monomer E is 0.1-10%;
in the formula R1Br or Cl, R2＝CH2CH3Or CH2CH2CH3；
Wherein R is H or Br;
in the above technical solution, preferably, the assistant is one of the following or a mixture of two or more of the following in any proportion: naphthalene sulfonic acid formaldehyde condensates, alkyl naphthalene sulfonic acid formaldehyde condensates, lignosulfonates, and benzyl naphthalene sulfonate formaldehyde condensates.
In the above technical solution, preferably, the alkyl naphthalene sulfonic acid formaldehyde condensate is a methyl naphthalene sulfonic acid formaldehyde condensate.
In the above technical solution, preferably, the lignosulfonate is sodium lignosulfonate.
In the technical scheme, preferably, the mass fraction of the dye monomer A is 15-25%, the mass fraction of the dye monomer B is 2-6%, the mass fraction of the dye monomer C is 0.1-0.6%, the mass fraction of the dye monomer D is 0.5-1.5%, and the mass fraction of the dye monomer E is 1-1.5%.
The disperse deep blue dye prepared by the preparation method of the disperse deep blue dye is applied to the field of textile dyeing.
Compared with the prior art, the invention has the following beneficial effects: the dye prepared by the method has the advantages of high dye uptake, good washing fastness, excellent fastness, small heat migration resistance, high strength and relatively low price, reduces the harm to human health, also reduces environmental pollution, and can adjust the mass fraction of the dye monomer components according to the requirements of color light during preparation so as to adjust the blue depth.
Detailed Description
The invention is further described in detail with reference to the specific embodiment, the preparation method of the disperse dark blue dye comprises the following steps of 1, blending a dye monomer or a finished dye with an auxiliary agent, wherein the dye monomer or the finished dye adopted by blending comprises the following components of a dye monomer A shown in a formula (I), a dye monomer B shown in a formula (II), a dye monomer C shown in a formula (Ш), a dye monomer D shown in a formula (IV), a dye monomer E shown in a formula (V) and the auxiliary agent;
in the formula R1Not being Cl or Br, R2＝COCH3Or OCOCH3。
In the formula R1Br or Cl, R2＝CH2CH3Or CH2CH2CH3。
Wherein R is H or Br.
The auxiliary agent is one or a mixture of more than two of the following components in any proportion: naphthalene sulfonic acid formaldehyde condensates, alkyl naphthalene sulfonic acid formaldehyde condensates, lignosulfonates, and benzyl naphthalene sulfonate formaldehyde condensates; wherein the alkyl naphthalene sulfonic acid formaldehyde condensate is methyl naphthalene sulfonic acid formaldehyde condensate; the lignosulfonate is sodium lignosulfonate, and the naphthalenesulfonic acid formaldehyde condensate diffusant NNO; alkyl naphthalene sulfonic acid formaldehyde condensates such as dispersant MF and dispersant CNF; lignosulfonates such as sodium lignosulfonate (e.g., commercially available dispersants Reax83A, Reax85A), and the like; 2. adding a proper amount of water, and grinding until the dispersion is uniform; 3. spray drying to obtain the final product.
16 groups of examples were prepared according to the above method, and the measurement data of 16 groups of examples are shown in tables 1 and 2.
Table 1 shows the metering data for the preparations of examples 1 to 8 using the chromatids.
Table 2 shows the measurement data obtained by using commercially available commercial dyes in examples 9 to 16, and the names and the contained components are c.i. disperse blue 79 (commercial dye, monomer a content of 50% and the balance auxiliary agent), c.i. disperse blue 291:1 (commercial dye, monomer B content of 30% and the balance auxiliary agent), c.i. disperse violet 93 (commercial dye, monomer C content of 40% and the balance auxiliary agent), c.i. disperse orange 61 (commercial dye, monomer D content of 50% and the balance auxiliary agent), and c.i. disperse orange 31 (commercial dye, monomer E content of 40% and the balance auxiliary agent), respectively.
0.5 g of each of the disperse dark blue dyes from examples 1 to 16 was dispersed in 500 ml of water, and 20 ml of each was taken and mixed with 60 ml of water. The pH of the bath was adjusted to 5 with acetic acid, the temperature was raised to 70 ℃ and 2 g of polyester/cotton cloth were added for dyeing, the temperature was raised from 70 ℃ to 130 ℃ within 30 minutes, the temperature was maintained for 30 minutes, and sampling was started when the temperature was cooled to 90 ℃. The color fastness to washing, rubbing, light and sublimation is respectively tested by using national standards GB/T3921-1997, GB/T3920-1997, GB/T8427-1998 and GB/T5718-1997.
Table 3 is a table of the test results for examples 1-16.
The disperse deep blue dye prepared by the embodiment is used as a dye when a textile is dyed, is very suitable for dyeing polyester materials, dyed yarns and printed patterns, has excellent high-temperature hot-melt dyeing performance after matching and excellent fastness performance, such as washing resistance, friction resistance, light color fastness and sublimation color fastness, reduces the harm to human health, also reduces environmental pollution, and can adjust the mass fraction of dye monomer components according to the requirements of color light during preparation so as to adjust the blue depth.
Due to the particularity of the dye industry, it is difficult and unnecessary to make pure products, and usually, the pure products carry a few impurities in the manufacturing process, and the invention allows the impurities to be in a small amount.
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 (7)
1. A preparation method of a disperse dark blue dye is characterized by comprising the following steps of 1, blending a dye monomer or a finished dye with an auxiliary agent, wherein the blended mixed dye comprises 0.1-70% by mass of a dye monomer A shown as a formula (I), 0.1-15% by mass of a dye monomer C shown as a formula (Ш), and the balance of the auxiliary agent;
wherein R is CH3Or CH2CH3；
In the formula R1Not being Cl or Br, R2＝COCH3Or OCOCH3(ii) a 2. Adding a proper amount of water, and grinding until the dispersion is uniform; 3.spray drying to obtain the final product.
2. The preparation method of the disperse dark blue dye according to claim 1, wherein the blended mixed dye further comprises one or more of a dye monomer B shown in formula (II), a dye monomer D shown in formula (IV) and a dye monomer E shown in formula (V), and the mass fraction of the dye monomer B is 0.1-40%; the mass fraction of the dye monomer D is 0.1-5%; the mass fraction of the dye monomer E is 0.1-10%;
in the formula R1Br or Cl, R2＝CH2CH3Or CH2CH2CH3；
Wherein R is H or Br;
3. the method for preparing a disperse dark blue dye according to claim 1 or 2, wherein the assistant is one of the following or a mixture of two or more of the following in any proportion: naphthalene sulfonic acid formaldehyde condensates, alkyl naphthalene sulfonic acid formaldehyde condensates, lignosulfonates, and benzyl naphthalene sulfonate formaldehyde condensates.
4. The method of claim 3, wherein the alkylnaphthalenesulfonic acid formaldehyde condensate is a methylnaphthalenesulfonic acid formaldehyde condensate.
5. The method of claim 3, wherein the lignosulfonate is sodium lignosulfonate.
6. The method for preparing a disperse deep blue dye according to claim 2, wherein the blended dye mixture comprises 15-25% by mass of the dye monomer A, 2-6% by mass of the dye monomer B, 0.1-0.6% by mass of the dye monomer C, 0.5-1.5% by mass of the dye monomer D, and 1-1.5% by mass of the dye monomer E.
7. The use of a disperse deep blue dye prepared by the process according to any one of claims 1 to 6 in the field of textile dyeing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910040930.2A CN109852100B (en) | 2019-01-16 | 2019-01-16 | Preparation method and application of disperse dark blue dye |
| PCT/CN2019/109414 WO2020147344A1 (en) | 2019-01-16 | 2019-09-30 | Dispersed dark blue dye preparation method and application |
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| CN201910040930.2A CN109852100B (en) | 2019-01-16 | 2019-01-16 | Preparation method and application of disperse dark blue dye |
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| CN109852100A CN109852100A (en) | 2019-06-07 |
| CN109852100B true CN109852100B (en) | 2020-05-26 |
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| JPS62212468A (en) * | 1986-03-12 | 1987-09-18 | Mitsui Toatsu Chem Inc | Disperse dye composition for polyester fiber and dyeing or printing method |
| CN101307191B (en) * | 2008-06-28 | 2011-11-30 | 浙江龙盛集团股份有限公司 | Disperse dye composition and disperse dyes |
| CN102532940B (en) * | 2011-12-26 | 2013-08-21 | 浙江吉华集团股份有限公司 | Dispersed azo dye mixture and application thereof |
| CN103709789B (en) * | 2013-12-30 | 2015-12-30 | 浙江闰土股份有限公司 | Disperse black dye composition, dispersed dye and preparation method and purposes |
| CN105255216B (en) * | 2015-11-04 | 2017-12-19 | 浙江闰土股份有限公司 | A kind of disperse dye composition, disperse dyes and its preparation method and purposes |
| CN107513292A (en) * | 2016-06-17 | 2017-12-26 | 绍兴柯桥滨海飞翔化工有限公司 | A kind of black dyestuff of stamp and its blending technique |
| CN106833020B (en) * | 2017-01-23 | 2022-06-28 | 浙江博澳新材料股份有限公司 | Disperse dye composition and application thereof |
| CN109852100B (en) * | 2019-01-16 | 2020-05-26 | 浙江博澳新材料股份有限公司 | Preparation method and application of disperse dark blue dye |
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| WO2020147344A1 (en) | 2020-07-23 |
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Address after: 312300, No. three, No. 3, Shangyu economic and Technological Development Zone, Hangzhou Bay, Shangyu District, Zhejiang, Shaoxing Applicant after: Zhejiang Bo'ao new materials Co.,Ltd. Address before: No. 3 Weisan Road, Shangyu Economic and Technological Development Zone, Hangzhou Bay, Shangyu District, Shaoxing City, Zhejiang Province Applicant before: ZHEJIANG BOAO DYESTUFF INDUSTRY Co.,Ltd. |
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Inventor after: Wu Lifu Inventor after: Huang Junfeng Inventor after: Shen Kai Inventor after: Shi Xiaojin Inventor after: Shao Jianliang Inventor before: Wu Lifu |
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