CN108976844A - A kind of red reactive dye composition and dye preparations - Google Patents
A kind of red reactive dye composition and dye preparations Download PDFInfo
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- CN108976844A CN108976844A CN201811261838.0A CN201811261838A CN108976844A CN 108976844 A CN108976844 A CN 108976844A CN 201811261838 A CN201811261838 A CN 201811261838A CN 108976844 A CN108976844 A CN 108976844A
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- dye
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- red reactive
- dye preparations
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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
- C09B67/0052—Mixtures of two or more reactive 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
- D06P1/38—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 reactive 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
- D06P1/38—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 reactive dyes
- D06P1/382—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 reactive dyes reactive group directly attached to heterocyclic group
-
- 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
- D06P1/38—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 reactive dyes
- D06P1/384—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 reactive dyes reactive group not directly attached to heterocyclic group
-
- 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
- D06P3/8223—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups
- D06P3/8228—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups using one kind of dye
-
- 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
- D06P3/8223—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups
- D06P3/8238—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups using different kinds of dye
- D06P3/8252—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups using different kinds of dye using dispersed and reactive dyes
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Coloring (AREA)
Abstract
The embodiment of the invention discloses a kind of red reactive dye composition and dye preparations, the dye composite includes compound A, compound B, compound C, compound D and any four in compound E or five kinds.The dye composite and dye preparations of the embodiment of the present invention can be used for the white silk bath single bath process of resistance to highly basic or bleaching and dyeing single bath process, dispersion/activity same paste printing and alkaline burn-out printing technique, product bright in color light, the alkali resistance of dye composite and the dye preparations preparation of the embodiment of the present invention are splendid, have dye-uptake high, colouring is uniform, redying property is good, dyeing flow greatly shortens, and saves energy, improves efficiency, the advantages of reduction sewage discharge, save the cost.
Description
Technical field
The present invention relates to dyeing technical fields, and in particular to a kind of red reactive dye composition and dyestuff system
Product.
Background technique
Polyester cotton is the major product of current textile printing and dyeing factory, and terylene generally uses dyestuff and dye preparations to carry out
Disperse dyeing, and cotton fiber can use reactive dye, direct dyes, reducing dye dyeing.Traditional polyester cotton
Dyeing and finishing technology is dispersion/activity two-bath process, i.e., first washs, then resisdye cotton, but this technique process takes a long time, in technique stream
Neutralization washing is repeated in Cheng Zhongxu, this results in dispersion/activity bath process device therefor to take up a large area, and produces time-consuming consumption
Electricity, and the disadvantages of quantity of wastewater effluent is big.
To sum up, there is process to take a long time in dyeing terylene technique for conventionally employed dyestuff, energy in production process
The consumption in source is larger, the big defect of quantity of wastewater effluent；In addition, that there is also colored lights is dim, alkaline-resisting for traditional dyeing product
Property difference defect, it would be highly desirable to develop a kind of new dye composition, the dye composite can be made in dispersion/active one bath dyeing
The advantages of dye process China not only has shortening dyeing cycle, reduction consumption low, saves water resource, and dye bright and new
It is gorgeous, alkali resistance is good.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of red reactive dye composition and dye preparations, to solve
Existing conventional dyes product dyeing effect is poor, and dyeing is at high cost, the defect that staining power is low, alkali resistance is poor.
To achieve the above object, the embodiment of the present invention provides a kind of red reactive dye composition, and the composition includes
Compound A, compound B, compound C, compound D and any four in compound E or five kinds, wherein compound A, chemical combination
Object B, compound C, compound D and compound E structural formula be respectively as follows:
Compound A
Compound B
Compound C
Compound D
Compound E
Preferably, the dye composite includes the compound A of 1~30 weight %.
Preferably, the dye composite includes the compound B of 5~60 weight %.
Preferably, the dye composite includes 3~45 weight % compound C.
Preferably, the dye composite includes 1~25 weight % compound D.
Preferably, the dye composite includes the compound E of 1~35 weight %.
The embodiment of the present invention also provides a kind of dye preparations comprising above-mentioned red reactive dye composition and auxiliary agent, institute
The weight ratio for stating auxiliary agent and the reactive dye compound is 0.02-0.5:1.
Preferably, the auxiliary agent is one or more of dispersing agent, cosolvent, filler.
Preferably, the dispersing agent is made of methyl naphthalene sulfonate formaldehyde condensate and sodium lignin sulfonate.
The embodiment of the present invention also provides the method for preparing the dye preparations comprising following steps:
Red reactive dye composition and auxiliary agent is taken to form mixture according to the proportion；
The mixture is added water to be beaten to form mashing mixture；
By the mashing mixture grinding distribution, spray drying to get the dye preparations.
The embodiment of the present invention has the advantages that
The dye composite and dye preparations of the embodiment of the present invention can be used for the white silk bath single bath process or drift dyeing-bath of resistance to highly basic
Method, the processing of dispersion/activity same paste printing and alkaline burnt-out printing process, the dye composite and dye preparations system of the embodiment of the present invention
Standby product bright in color light, fastness to rubbing is good, washing fastness is good, alkali resistance is splendid, dye-uptake is high, and colouring uniformly, redyes
Property good advantage, and dyeing flow greatly shortens, and can save energy, save the cost, improves efficiency, and reduces sewage discharge.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.Unless otherwise, it is mentioned in the embodiment of the present invention
And parts and percentages be by weight.
The red reactive dye composition of the embodiment of the present invention comprising compound A, compound B, compound C, chemical combination
Object D and any four in compound E or five kinds, wherein compound A chemical formula is as shown in formula (I):
The chemical formula of compound B is as shown in formula (II):
Shown in the chemical formula of compound C such as formula (III):
Shown in the chemical formula of compound D such as formula (IV):
Shown in the chemical formula of compound E such as formula (V):
The red reactive dye composition of the embodiment of the present invention includes formula (I) compound represented A, changes shown in formula (II)
Close object B, formula (III) compound represented C, formula (IV) compound represented D, any four in formula (V) compound represented E
Or five kinds, and meeting wherein total weight percentage of four kinds of compounds or five kinds of compounds is 100%.The present invention is implemented
Example red reactive dye composition have the characteristics that relatively by force and alkali resistance, good stability etc. this, can be used for dispersing/Reactive Dyestuffs in One Bath
Technique has good comprehensive dyeability.
The preparation of 1 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound B, compound C, compound D and compound E and dispersing agent according to the proportion and mixing
Conjunction obtains mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 125 DEG C of inlet temperature, 56 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.6um.
The preparation of 2 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound B, compound C, compound D and compound according to the proportion
E and dispersing agent are simultaneously mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 123 DEG C of inlet temperature, 59 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.8um.
The preparation of 3 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound B, compound C, compound D and compound according to the proportion
E and dispersing agent are simultaneously mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 123 DEG C of inlet temperature, 58 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.1um.
The preparation of 4 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound B, compound C and compound D, Yi Jifen according to the proportion
Powder is simultaneously mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 123 DEG C of inlet temperature, 58 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.5um.
The preparation of 5 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound B, compound C, compound D and compound E, Yi Jifen according to the proportion
Powder is simultaneously mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 123 DEG C of inlet temperature, 58 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.6um.
The preparation of 6 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound B, compound D, compound E and dispersing agent according to the proportion
And it is mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 122 DEG C of inlet temperature, 58 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.9um.
The preparation of 7 dye preparations of embodiment
The dye preparations of the present embodiment are prepared according to following formulas
1. taking compound A, compound C, compound D, compound E and dispersing agent according to the proportion
And it is mixed to get mixture；
2. step 1, which is obtained mixture, adds water mashing mixing, mashing mixture is formed；
3. mixture grinding distribution, spray drying will be beaten with grinder to get dye preparations.
Wherein, the process conditions of spray drying are as follows: 122 DEG C of inlet temperature, 58 DEG C of outlet temperature, obtaining partial size after drying is
The dye preparations finished product of 0.1um.
Embodiment 8
Dye preparations prepared by embodiment 1 and embodiment 4 are used for conventional disperse printing technology by the present embodiment: taking 3g respectively
Dye preparations made from embodiment 1 and embodiment 4, respectively with 1g m-nitrobenzene sulfonic acid, 2g urea, 70g weight fraction is 8%
The paste mixing of sodium alginate original, adding water to total amount is 100g, and is adjusted after pH value 5~6 stirs with proper amount of acetic acid, to washing
Cotton blended fabric carries out stamp, and 170 DEG C decatize 7 minutes after drying are washed, and drying of soaping obtains printing technology product.This implementation
Every measurement index of the conventional disperse printing technology product of example is as shown in table 1:
1 dye preparations of table obtain the performance indicator of product for conventional disperse printing technology
Embodiment 9
The present embodiment dye preparations are used for Disperse/reactive printing process in one paste: 3g embodiment 1 and embodiment 4 being taken to obtain respectively
Dye preparations, respectively with 2g sodium bicarbonate, 1g m-nitrobenzene sulfonic acid, 2g urea, 70g weight fraction be 8% sodium alginate
Original paste mixing, adding water to total amount is 100g, after stirring, stamp is carried out to polyester cotton, in 100 DEG C after drying
It decatize 8 minutes, is then baked in 170 DEG C 2 minutes, washes, soap, dried, obtain printing technology product.Point of the present embodiment
Every measurement index of scattered/active same paste printing handicraft product is as shown in table 2:
2 dye preparations of table obtain the performance indicator of product for Disperse/reactive printing process in one paste
Embodiment 10
By GB/T 2394-2013 using the resulting cloth specimen of conventional stamp as standard, disperse dyes same paste printing obtained is tested
The coloured light and intensity of cloth specimen test its fastness to rubbing by GB/T 3920-2008 respectively.Respectively take 3g embodiment 1 and embodiment 4
Disperse dyes dye preparations, the alkaline-resisting former paste, urea 6g, water 16g of 15g sodium hydroxide, 65g10% are stirred evenly, are made into
Then 100g mill base carries out stamp to the blended flannelette of terylene/cotton on machine of magnetic rod printing machine.
Printing technology process: alkaline burn-out printing → 175 DEG C of prebake → decatize, 7min → cold water wash → hot water wash (80
DEG C, 3min) → reduction cleaning (80 DEG C of 3g/L of sodium hydrosulfite 3g/L+ piece alkali, 20min bath raio 1:40) → cold water is washed → dries, presses
GB/T 2394-2013 compares the coloured light intensity of PRINTED FABRIC.
The resulting stamp cloth specimen of the dye preparations of embodiment 1 and embodiment 4, i.e. stamp cloth specimen pattern profile be clear, coloured light
It is rich and gaudy, third dimension of patterns is strong；Cloth specimen obtained by Conventional decal obtains that color is shallow, and intensity is only the 75% of embodiment, and it is obvious to change colour.It presses
Above-mentioned colouring method is distinguished above-mentioned dyeing cloth specimen by GB/T3921-2008, GB/T 3920-2008, GB/T 5718-1997
Its washing fastness, fastness to rubbing and fastness to sublimation are tested, test result is as shown in table 3:
The dye preparations of 3 embodiment of the present invention of table are used to disperse/active two and bathe the performance that two step dyeings obtain product
Index
From table 3 it can be seen that the dye preparations of the embodiment of the present invention are for dispersing/one bath two one-step dyeing methods acquisition of activity
Every fastness ability index of product all reach or the product of beyond tradition dye product dyeing, and without dyeing defect, color difference phenomenon,
Degree of fixation is higher than conventional dyes product, and resulting stamp cloth specimen pattern profile is clear, and coloured light is rich and gaudy, and third dimension of patterns is strong.
Embodiment 11
Taking the dye preparations in 1g embodiment 1 and embodiment 4 to be dispersed in 200ml water respectively becomes dye suspensions, takes
20ml suspension is mixed with 25ml water, is adjusted pH=4 with acetic acid, is warming up to 60 DEG C, is put into 2.5g cloth specimen, 30min is warming up to 130
DEG C, 40min is kept the temperature, the sufficiently washing that cools down is dried.
By above-mentioned colouring method, the dye bath under different pH value respectively, and carry out counterstain, wherein pH value 7,9,
11,13.As shown in table 4, the staining power under different Value in Dyeing Process.
Staining power of the dye preparations of 4 embodiment of the present invention of table under different Value in Dyeing Process
It can be seen that the dye preparations of the embodiment of the present invention can use and conventional dyes product phase under alkaline condition from upper table 4
Than having good stability, staining power is good.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of red reactive dye composition, which is characterized in that the composition includes compound A, compound B, compound
C, compound D and any four in compound E or five kinds, wherein compound A, compound B, compound C, compound D and change
The structural formula for closing object E is respectively as follows:
Compound A
Compound B
Compound C
Compound D
Compound E
2. red reactive dye composition as described in claim 1, which is characterized in that
The dye composite includes the compound A of 1~30 weight %.
3. red reactive dye composition as described in claim 1, which is characterized in that
The dye composite includes the compound B of 5~60 weight %.
4. red reactive dye composition as described in claim 1, which is characterized in that
The dye composite includes 3~45 weight % compound C.
5. red reactive dye composition as described in claim 1, which is characterized in that
The dye composite includes 1~25 weight % compound D.
6. red reactive dye composition as described in claim 1, which is characterized in that
The dye composite includes the compound E of 1~35 weight %.
7. a kind of dye preparations, which is characterized in that including red reactive dye composition of any of claims 1-4
And auxiliary agent, the weight ratio of the auxiliary agent and the reactive dye compound are 0.02-0.5:1.
8. dye preparations as claimed in claim 7, which is characterized in that
The auxiliary agent is one or more of dispersing agent, cosolvent, filler.
9. dye preparations as claimed in claim 8, which is characterized in that
The dispersing agent is made of methyl naphthalene sulfonate formaldehyde condensate and sodium lignin sulfonate.
10. the method for preparing dye preparations described in claim 7, it is characterised in that the following steps are included:
Red reactive dye composition and auxiliary agent is taken to form mixture according to the proportion；
The mixture is added water to be beaten to form mashing mixture；
By the mashing mixture grinding distribution, spray drying to get the dye preparations.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811261838.0A CN108976844B (en) | 2018-10-26 | 2018-10-26 | Red reactive dye composition and dye product |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811261838.0A CN108976844B (en) | 2018-10-26 | 2018-10-26 | Red reactive dye composition and dye product |
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| CN108976844B CN108976844B (en) | 2020-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320882A (en) * | 2018-12-14 | 2020-06-23 | 湖北丽源科技股份有限公司 | Bright red reactive dye mixture and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001214087A (en) * | 2000-02-04 | 2001-08-07 | Sumitomo Chem Co Ltd | Reactive dye composition and dyeing method using the same |
| CN105088819A (en) * | 2015-05-25 | 2015-11-25 | 黄新明 | Disperse reactive dye one-bath dyeing method |
| CN105385192A (en) * | 2015-11-30 | 2016-03-09 | 无锡新德印染制品有限公司 | Green and environment-friendly red reactive dye composite |
-
2018
- 2018-10-26 CN CN201811261838.0A patent/CN108976844B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001214087A (en) * | 2000-02-04 | 2001-08-07 | Sumitomo Chem Co Ltd | Reactive dye composition and dyeing method using the same |
| CN105088819A (en) * | 2015-05-25 | 2015-11-25 | 黄新明 | Disperse reactive dye one-bath dyeing method |
| CN105385192A (en) * | 2015-11-30 | 2016-03-09 | 无锡新德印染制品有限公司 | Green and environment-friendly red reactive dye composite |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320882A (en) * | 2018-12-14 | 2020-06-23 | 湖北丽源科技股份有限公司 | Bright red reactive dye mixture and preparation method and application thereof |
| CN111320882B (en) * | 2018-12-14 | 2021-07-30 | 湖北丽源科技股份有限公司 | Bright red reactive dye mixture and preparation method and application thereof |
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| CN108976844B (en) | 2020-03-31 |
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