CN102153890A - Disperse dye composition - Google Patents

Disperse dye composition Download PDF

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Publication number
CN102153890A
CN102153890A CN2011100439369A CN201110043936A CN102153890A CN 102153890 A CN102153890 A CN 102153890A CN 2011100439369 A CN2011100439369 A CN 2011100439369A CN 201110043936 A CN201110043936 A CN 201110043936A CN 102153890 A CN102153890 A CN 102153890A
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Prior art keywords
formula
disperse dye
component
dye composition
iii
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CN2011100439369A
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CN102153890B (en
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杨嘉俊
马金华
时亚非
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Zhejiang Shuang Guan dyestuff Co., Ltd.
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SHAOXING COUNTY FINE CHEMICALS CO Ltd
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • C09B67/0046—Mixtures of two or more azo dyes
    • C09B67/0051—Mixtures of two or more azo dyes mixture of two or more monoazo dyes
    • 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
    • D06P1/18—Azo dyes
    • 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
    • D06P3/54—Polyesters using dispersed dyestuffs

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Abstract

The invention discloses a disperse dye composition and belongs to the technical field of fine chemistry, in particular to a dark blue or black disperse dye composition for terylene or terylene and spandex blended fabrics. The composition comprises the following components: 70 to 130 grams of a component I of a formula I, 80 to 180 grams of a component 2 of a formula II, 0 to 10 grams of a component 3 of a formula III, 44 to 66 grams of a component 4 of a formula IV, and 22 to 55 grams of a component 5 of a formula V. The disperse dye composition can dye the fabrics into dark blue or black, the fastness performances of the disperse dye composition are high, and when detected by a detection method of American Association of Textile Chemists and Colorists (AATCC), the fastness to washing reaches to grade 4 to 5.

Description

A kind of disperse dye composition
Technical field:
The present invention relates to a kind of disperse dye composition, especially a kind of disperse dye composition of dark blue and black of the BLENDED FABRIC that can be applicable to terylene or terylene spandex.
Background technology:
More and more higher to the requirement of terylene and spandex material dyeing aspect in recent years, particularly along with the development of polyester fibre/spandex mixed fibre, need in a hurry on the market a kind of be applied to above fiber the time, every dyeing behavior performance unanimity such as its washing fastness, crock fastness, dye uptake, lifting force or the less dyestuff of difference.When dying dark heavy colour pool especially, as widely used blue-black dye species, people then have the requirement of more increasing to its dyeing behavior and every fastness, and one dispersed dye differ greatly in last fastness when dying ordinary polyester and spandex lining, particularly aspect washing fastness, it is differential reach one-level or more than.
Summary of the invention:
The purpose of this invention is to provide a kind of disperse dye composition, can dye dark blue fabric or black hues, and every fastness excellent property, during to terylene and these two kinds of material dyeing of spandex, it is very little that fastness differs, especially the washing fastness basically identical.
For reaching goal of the invention the technical solution used in the present invention be:
A kind of disperse dye composition comprises following composition:
Restrain suc as formula 1 70-130 of the component shown in the I;
Restrain suc as formula 2 80-180 of the component shown in the II;
Restrain suc as formula 3 0-10 of the component shown in the III;
Restrain suc as formula 4 44-66 of the component shown in the IV;
Restrain suc as formula 5 22-55 of the component shown in the V.
Component chemical formula structure of the present invention is as follows:
Figure 609554DEST_PATH_IMAGE001
The formula I
The formula II.
In the formula: R 1Be NO 2,Br or Cl; R 2Be C 2H 5Or CH 2COOCH 3
Preferably, the formula II is selected from one or more of formula II-1, formula II-2, formula II-3;
Figure 964629DEST_PATH_IMAGE003
Formula II-1.
Figure 225846DEST_PATH_IMAGE004
Formula II-2.
Figure 629145DEST_PATH_IMAGE005
Formula II-3.
The formula III.
In the formula: R 3Be NO 2Or CN.
Preferably, the formula III is selected from one or both of formula III-1, formula III-2;
Figure 704735DEST_PATH_IMAGE007
Formula III-1.
Figure 441746DEST_PATH_IMAGE008
Formula III-2.
Figure 27449DEST_PATH_IMAGE009
The formula IV.
In the formula: R 4Be CH 3Or C 2H 5
Preferably, the formula III is selected from one or both of formula IV-1, formula IV-2;
Figure 457293DEST_PATH_IMAGE010
Formula IV-1.
Figure 433339DEST_PATH_IMAGE011
Formula IV-2.
Figure 558331DEST_PATH_IMAGE012
The formula V.
In the formula: R 5Be CH 3Or C 2H 5R 6Be NO 2Or
Figure 201802DEST_PATH_IMAGE013
Preferably, the formula V is selected from one or more of formula V-1, formula V-2, formula V-3;
Figure 599286DEST_PATH_IMAGE014
Formula V-1.
Figure 328207DEST_PATH_IMAGE015
Formula V-2.
Figure 407022DEST_PATH_IMAGE016
Formula V-3.
Aforesaid formula I～V is currently available products, and wherein: the formula I is a greenish blue; The formula II is a ruddiness indigo plant; The formula III is an orchil; The formula IV is an orange dye, and the formula V is a yellow dyes.
Preferably: the monochromatic component of aforesaid component 1～5 is carried out processing treatment before mixing assembly: the MF dispersion agent of 1 part of 1 part of monogenetic dyestuff adding and 10 parts granulated glass sphere are carried out sand milling, make its particle diameter reach 1um, diffustivity reaches 4～5 grades, and again that sand milling is good dyestuff carries out spraying drying and obtains component 1～5 described monochromatic component.
Disperse dye composition of the present invention generally needs to add auxiliary agent and disperses during application; Described auxiliary agent is dyestuff dispersion agent or diffusant commonly used when composite.As: naphthalene sulfonic acidformaldehyde condensation product such as dispersing agent NNO, alkyl naphthalene sulfonic acid formaldehyde condensation products such as Dispersant MF (condensation compound of methyl naphthalene sulfonic acid and formaldehyde), dispersing agent CNF (benzyl naphthalenesulfonate formaldehyde condensation compound) etc., sulfonated lignin such as sodium lignosulfonate (as commercial dispersants Reax 83A, Reax 85A) etc.
The invention will be further described below in conjunction with embodiment.
Embodiment:
Embodiment 1, with manufactured greenish blue component 117(formula I) gram, the blue component of ruddiness (formula II-1) 15 grams, the blue component of ruddiness (formula II-3) 98 grams, orange component (formula IV-1) 26 grams, orange component (formula IV-2) 26 grams and yellow color component (formula V-1) 32 grams join in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain the black dyes of blue green light.
Embodiment 2, manufactured greenish blue component 117 grams (formula I), the blue component of ruddiness (formula II-1) 15 grams, the blue component of ruddiness (formula II-2) 98 grams, orange component (formula IV-1) 26 grams, orange component (formula IV-2) 26 grams and yellow color component (formula V-1) 32 grams are joined in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain the black dyes of blue green light.
Embodiment 3, mixture 52 grams (formula IV) of mixture 113 grams (formula II) of manufactured greenish blue component 117 grams (formula I), the blue component of ruddiness, orange component and mixture 32 grams (formula V) of yellow color component are joined in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain the black dyes of blue green light.
Embodiment 4, manufactured greenish blue component 125 grams (formula I), the blue component of ruddiness (formula II-2) 90 grams, red component (formula III-1 or formula III-2 or both mixtures) 8 grams, orange component (formula IV-1) 55 grams and yellow color component (formula V-2) 33 grams are joined in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain the black dyes of blue green light.
Embodiment 5, manufactured greenish blue component 83 grams (formula I), the blue component of ruddiness (formula II-1) 135 grams, the blue component of ruddiness (formula II-3) 27 grams, orange component (formula IV-2) 11 grams and yellow color component (formula V-2) 11 grams are joined in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain atroceruleous dyestuff.
Embodiment 6, manufactured greenish blue component 85 grams (formula I), the blue component of ruddiness (formula II-1) 112 grams, the blue component of ruddiness (formula II-2) 24 grams, orange component (mixture of formula IV-1 and formula IV-2) 11 grams and yellow color component (mixture of formula V-1 and formula V-2) 9 grams are joined in the mixed overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add an amount of dispersion agent again and make intensity suitable.Obtain atroceruleous dyestuff.
Embodiment 7, with the disperse dye composition of embodiment 1～6 preparation, the experiment of dyeing under following environment respectively detects its dyeing behavior, the acquisition coloration result is as shown in table 1.
Get disperse dye composition 2 grams of embodiment 1～6 preparation, be dispersed in 500 ml waters, after drawing 20 milliliters with after 60 ml waters mix, buffered soln with acetic acid and sodium-acetate is regulated pH value to 4.0～4.2, adds 2 gram pure white woven dacron/pure white ammonia blended fabrics of washing when being warming up to 70 ℃ and dyes, in 30 minutes, be warming up to 125～130 ℃, be incubated 60 minutes, be cooled to 90 ℃ of samplings then, adopt the AATCC detection method to detect its washing fastness etc.
The dyeing behavior synopsis of table 1, embodiment 1～6.
Embodiment Dyestuff each component quality (gram) Color Washing fastness
Embodiment 1 Formula I: formula II-1: formula II-3: formula IV-1: formula IV-2: formula V-1=117:15:98:26:26:32 The black of blue green light The 4-5 level
Embodiment 2 Formula I: formula II-1: formula II-2: formula IV-1: formula IV-2: formula V-1=117:15:98:26:26:32 The black of blue green light The 4-5 level
Embodiment 3 Formula I: formula II: formula IV: formula V=117:113:52:32 The black of blue green light The 4-5 level
Embodiment 4 Formula I: formula II-2: formula III-1/ formula III-2/ formula III-1+ formula III-2: formula IV-1: formula V-2=125:90:8:55:33 The black of blue green light The 4-5 level
Embodiment 5 Formula I: formula II-1: formula II-3: formula IV-2: formula V-2=83:135:27:11:11 Navy 4 grades
Embodiment 6 Formula I: formula II-1: formula II-2: formula IV-1+ formula IV-2: formula V-1+ formula V-2=85:112:24:11:9 Navy 4 grades
As can be seen from the above table, disperse dye composition of the present invention when the dark blue and black-dyeing of the BLENDED FABRIC that is applied to terylene or terylene spandex, has very good washing fastness, under the AATCC detection method, washing fastness still can reach more than 4 grades.

Claims (9)

1. disperse dye composition comprises following composition:
Restrain suc as formula 1 70-130 of the component shown in the I;
Restrain suc as formula 2 80-180 of the component shown in the II;
Restrain suc as formula 3 0-10 of the component shown in the III;
Restrain suc as formula 4 44-66 of the component shown in the IV;
Restrain suc as formula 5 22-55 of the component shown in the V;
The formula I;
Figure 911355DEST_PATH_IMAGE002
The formula II;
In the formula: R 1Be NO 2,Br or Cl; R 2Be C 2H 5Or CH 2COOCH 3
The formula III;
In the formula: R 3Be NO 2Or CN;
Figure 806816DEST_PATH_IMAGE004
The formula IV;
In the formula: R 4Be CH 3Or C 2H 5
Figure 792089DEST_PATH_IMAGE005
The formula V;
In the formula: R 5Be CH 3Or C 2H 5R 6Be NO 2Or
Figure 665630DEST_PATH_IMAGE006
2. a kind of disperse dye composition according to claim 1 is characterized in that: the formula II is selected from one or more of formula II-1, formula II-2, formula II-3;
Figure 736354DEST_PATH_IMAGE007
Formula II-1
；
Formula II-2;
Figure 691857DEST_PATH_IMAGE009
Formula II-3.
3. a kind of disperse dye composition according to claim 1 is characterized in that: the formula III is selected from one or both of formula III-1, formula III-2;
Figure 172517DEST_PATH_IMAGE010
Formula III-1;
Formula III-2.
4. a kind of disperse dye composition according to claim 1 is characterized in that: the formula III is selected from one or both of formula IV-1, formula IV-2;
Figure 384373DEST_PATH_IMAGE012
Formula IV-1;
Formula IV-2.
5. a kind of disperse dye composition according to claim 1 is characterized in that: the formula V is selected from one or more of formula V-1, formula V-2, formula V-3;
Figure 792537DEST_PATH_IMAGE014
Formula V-1;
Figure 837854DEST_PATH_IMAGE015
Formula V-2;
Formula V-3.
6. a kind of disperse dye composition according to claim 1, it is characterized in that: treated monogenetic dyestuff component 1～5 is joined respectively mix in the overuse equipment, piece together being lower than to do under 45 ℃ the condition to mix, each monogenetic dyestuff is mixed, add dispersion agent again and regulate and get product.
7. a kind of disperse dye composition according to claim 6, it is characterized in that: described monogenetic dyestuff treatment step is as follows: the MF dispersion agent of 1 part of 1 part of monogenetic dyestuff adding and 10 parts granulated glass sphere are carried out sand milling, make its particle diameter reach 1um, diffustivity reaches 4～5 grades, and again that sand milling is good dyestuff carries out spraying drying and obtains component 1～5 described monogenetic dyestuff component.
8. according to claim 6 or 7 described a kind of disperse dye compositions, it is characterized in that: described auxiliary agent is dispersion agent or diffusant.
9. a kind of disperse dye composition according to claim 8 is characterized in that: described auxiliary agent is any one of dispersing agent NNO, Dispersant MF, dispersing agent CNF, dispersion agent Reax 83A, Reax 85A.
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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103044966A (en) * 2012-12-25 2013-04-17 浙江闰土股份有限公司 Dispersed black dye composition, dispersed black dye, and preparation method and application thereof
CN103059601A (en) * 2012-12-25 2013-04-24 浙江闰土股份有限公司 Disperse blue dye composition, disperse blue dye, preparation method thereof and application thereof
CN103421347A (en) * 2013-09-02 2013-12-04 杭州福莱蒽特精细化工有限公司 High washing fastness dispersed dark blue dye composition
CN103788704A (en) * 2014-01-28 2014-05-14 杭州福莱蒽特精细化工有限公司 Disperse black dye composition for superfine fiber
CN103819933A (en) * 2014-01-28 2014-05-28 杭州福莱蒽特精细化工有限公司 Dispersive dark blue dye composition for superfine fiber
EP2754696A1 (en) * 2013-01-15 2014-07-16 DyStar Colours Distribution GmbH AOX-free navy and black disperse dye mixtures
WO2014108357A1 (en) * 2013-01-14 2014-07-17 Dystar Colours Distribution Gmbh High wet-fast disperse dye mixtures
CN104650621A (en) * 2015-03-09 2015-05-27 浙江闰土股份有限公司 Disperse dye composition and disperse dye as well as preparation method and application of disperse dye
WO2015101290A1 (en) * 2013-12-30 2015-07-09 浙江闰土股份有限公司 Disperse dye composition, disperse dye and preparation method and use thereof
CN104893360A (en) * 2015-06-29 2015-09-09 江苏迪安化工有限公司 Dispersed black dye composition
CN105062138A (en) * 2015-07-31 2015-11-18 杭州福莱蒽特精细化工有限公司 Composite disperse black dye with high dyeing degree
CN105062135A (en) * 2015-07-31 2015-11-18 杭州福莱蒽特精细化工有限公司 High dyeing rate disperse black dye composition
CN105348860A (en) * 2015-10-30 2016-02-24 上海鸿源鑫创材料科技有限公司 High-fastness blue-to-black color disperse dye composition and dye product
CN106479221A (en) * 2015-08-24 2017-03-08 杭州福莱蒽特精细化工有限公司 A kind of dark blue to black disperse dye mixture
CN106700648A (en) * 2016-12-07 2017-05-24 浙江昱泰染化科技有限公司 Black disperse dye composition
CN106893357A (en) * 2017-01-10 2017-06-27 泉州市希姆色彩研究院有限公司 A kind of disperse navy blue dyestuff of fastness high and preparation method thereof
CN107652710A (en) * 2017-09-22 2018-02-02 杭州福莱蒽特精细化工有限公司 A kind of high fastness Disperse black dye composition
CN115785698A (en) * 2022-10-25 2023-03-14 杭州吉华江东化工有限公司 Disperse dye mixture with high washing fastness

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CN101798472A (en) * 2010-03-26 2010-08-11 浙江闰土股份有限公司 Black and blue disperse dye composition
CN101831202A (en) * 2010-05-01 2010-09-15 绍兴县精细化工有限公司 Black disperse dye and preparation method thereof

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CN103044966A (en) * 2012-12-25 2013-04-17 浙江闰土股份有限公司 Dispersed black dye composition, dispersed black dye, and preparation method and application thereof
CN103059601B (en) * 2012-12-25 2014-03-12 浙江闰土股份有限公司 Disperse blue dye composition, disperse blue dye, preparation method thereof and application thereof
CN103059601A (en) * 2012-12-25 2013-04-24 浙江闰土股份有限公司 Disperse blue dye composition, disperse blue dye, preparation method thereof and application thereof
CN103044966B (en) * 2012-12-25 2014-03-05 浙江闰土股份有限公司 Dispersed black dye composition, dispersed black dye, and preparation method and application thereof
WO2014108357A1 (en) * 2013-01-14 2014-07-17 Dystar Colours Distribution Gmbh High wet-fast disperse dye mixtures
US9534118B2 (en) 2013-01-14 2017-01-03 Dystar Colours Distribution Gmbh High wet fast disperse dye mixtures
CN111423743A (en) * 2013-01-14 2020-07-17 德司达染料分销有限公司 AOX-free navy blue and black disperse dyes
US9493657B2 (en) 2013-01-14 2016-11-15 Dystar Colours Distribution Gmbh AOX-free navy and black disperse dyes
JP2016516097A (en) * 2013-01-14 2016-06-02 ダイスター・カラーズ・ディストリビューション・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Highly wet fast disperse dye mixture
CN104919006A (en) * 2013-01-14 2015-09-16 德司达染料分销有限公司 AOX-free navy and black disperse dye mixtures
JP2016513140A (en) * 2013-01-14 2016-05-12 ダイスター・カラーズ・ディストリビューション・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Highly wet fast disperse dye mixture
EP2754696A1 (en) * 2013-01-15 2014-07-16 DyStar Colours Distribution GmbH AOX-free navy and black disperse dye mixtures
CN103421347A (en) * 2013-09-02 2013-12-04 杭州福莱蒽特精细化工有限公司 High washing fastness dispersed dark blue dye composition
CN103421347B (en) * 2013-09-02 2014-08-27 杭州福莱蒽特精细化工有限公司 High washing fastness dispersed dark blue dye composition
WO2015101290A1 (en) * 2013-12-30 2015-07-09 浙江闰土股份有限公司 Disperse dye composition, disperse dye and preparation method and use thereof
CN103819933A (en) * 2014-01-28 2014-05-28 杭州福莱蒽特精细化工有限公司 Dispersive dark blue dye composition for superfine fiber
CN103788704B (en) * 2014-01-28 2016-03-09 杭州福莱蒽特精细化工有限公司 A kind of ultra-fine fibre disperse black dye composition
CN103819933B (en) * 2014-01-28 2016-06-22 杭州福莱蒽特精细化工有限公司 A kind of superfine fibre dispersed deep blue dye composition
CN103788704A (en) * 2014-01-28 2014-05-14 杭州福莱蒽特精细化工有限公司 Disperse black dye composition for superfine fiber
CN104650621A (en) * 2015-03-09 2015-05-27 浙江闰土股份有限公司 Disperse dye composition and disperse dye as well as preparation method and application of disperse dye
CN104893360A (en) * 2015-06-29 2015-09-09 江苏迪安化工有限公司 Dispersed black dye composition
CN104893360B (en) * 2015-06-29 2017-02-22 江苏迪安化工有限公司 Dispersed black dye composition
CN105062135A (en) * 2015-07-31 2015-11-18 杭州福莱蒽特精细化工有限公司 High dyeing rate disperse black dye composition
CN105062138A (en) * 2015-07-31 2015-11-18 杭州福莱蒽特精细化工有限公司 Composite disperse black dye with high dyeing degree
CN106479221A (en) * 2015-08-24 2017-03-08 杭州福莱蒽特精细化工有限公司 A kind of dark blue to black disperse dye mixture
CN106479221B (en) * 2015-08-24 2018-12-11 杭州福莱蒽特精细化工有限公司 It is a kind of dark blue to black disperse dye mixture
CN105348860B (en) * 2015-10-30 2018-11-02 上海鸿源鑫创材料科技有限公司 A kind of high fastness indigo plant is to black disperse dye composition and dye preparations
CN105348860A (en) * 2015-10-30 2016-02-24 上海鸿源鑫创材料科技有限公司 High-fastness blue-to-black color disperse dye composition and dye product
CN106700648A (en) * 2016-12-07 2017-05-24 浙江昱泰染化科技有限公司 Black disperse dye composition
CN106893357A (en) * 2017-01-10 2017-06-27 泉州市希姆色彩研究院有限公司 A kind of disperse navy blue dyestuff of fastness high and preparation method thereof
CN107652710A (en) * 2017-09-22 2018-02-02 杭州福莱蒽特精细化工有限公司 A kind of high fastness Disperse black dye composition
CN115785698A (en) * 2022-10-25 2023-03-14 杭州吉华江东化工有限公司 Disperse dye mixture with high washing fastness

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