CN109763356A - A kind of environment-friendly dye and preparation method thereof - Google Patents
A kind of environment-friendly dye and preparation method thereof Download PDFInfo
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- CN109763356A CN109763356A CN201811590241.0A CN201811590241A CN109763356A CN 109763356 A CN109763356 A CN 109763356A CN 201811590241 A CN201811590241 A CN 201811590241A CN 109763356 A CN109763356 A CN 109763356A
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Abstract
The invention discloses a kind of environment-friendly dyes and preparation method thereof, environment-friendly dye is made of carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free fire retardant, ultraviolet screener and waterproofing agent, ingredient percentage are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；Sodium oxalate 7%~15%；Methyl green 4%~8%；Basic fuchsin 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~3%；Glycolic 2%~4%；Composite halogen-free fire retardant 3%~5%.The present invention joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent in formula, the fire resistance, anti-uv and waterproofness of this environment-friendly dye can be effectively improved, to expand its market competitiveness, preparation method is simple simultaneously, therefore its production cost is reduced, meet the interests of enterprise itself.
Description
Technical field
The present invention relates to environment-friendly dye technical field, specially a kind of environment-friendly dye and preparation method thereof.
Background technique
Environment-friendly dye refers to that the dyestuff that meets environmentally friendly pertinent regulations and can apply in process of production, environment-friendly dye should accord with
The following conditions are closed, harmful aromatic amine is free of or does not generate, dyestuff itself using rear formaldehyde and can extract without carcinogenic, sensitization, anxious toxicity
It takes heavy metal, hereinafter, without environmental hormone, to be free of persistent organic pollutants in limitation, the harmful of pollution environment will not be generated
Object is learned, the chemical substance of pollution environment will not be generated, color fastness and service performance are better than prohibitive dye, but existing environmental protection dye
Material, does not have fire resistance, anti-uv and waterproofness, reduces its market competitiveness, do not meet the interests of enterprise itself,
For this purpose, it is proposed that a kind of environment-friendly dye.
Summary of the invention
The purpose of the present invention is to provide a kind of environment-friendly dyes and preparation method thereof, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of environment-friendly dye, environment-friendly dye by carbonate,
Potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free are fire-retardant
Agent, ultraviolet screener and waterproofing agent composition, ingredient percentage are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；
Sodium oxalate 7%~15%；Methyl green 4%~8%；Basic fuchsin 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；
Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~3%；Glycolic 2%~4%；Composite halogen-free fire retardant 3%~5%；Ultraviolet screener
2%~6%；Waterproofing agent 7%~15%.
Preferably, the composite halogen-free fire retardant be red phosphorus microcapsule, pentaerythrite diphosphate ester, triphenyl,
Three (tolyl) phosphates, resorcinol bis- (diphenyl phosphoesters), bisphenol-A bis- (diphenyl phosphoesters), ammonium polyphosphate, phosphoric acid
Hydrogen diammonium, Guanidine hydrogen phosphate, at least two compounding mixture in melamine cyanurate.
Preferably, the ultraviolet screener is by silica, borax, 2,4-DihydroxyBenzophenone, N, N- di-n-butyl
Aminodithioformic acid nickel, guanidine bactericides, bisphenol A diglycidyl ether, alkyl quaternary ammonium salts, Aluminum zirconium coupling agent and to chlorine
Ortho-nitraniline composition, ingredient percentage are as follows: silica 50%~70%；Borax 3%~7%；2,4- dihydroxy hexichol
Ketone 10%~15%；N, N- second, n-butyl dithiocarbamate nickel 5%~10%；Guanidine bactericides 1%~3%；Bisphenol-A
Diglycidyl ether 3%~8%；Alkyl quaternary ammonium salts 0.2%~1%；Aluminum zirconium coupling agent 0.5%~1.2%；To chlorine neighbour's nitre
Base aniline 0.3%~0.7%.
Preferably, the waterproofing agent is by ethylene propylene diene rubber, polymer emulsion of core shell structure, methyl methacrylate, height
Density polyethylene, glass fibre, diatomite, acrylic acid monoester, silicate mineral and water-soluble resin waterproofing agent composition, match
Expect percentage are as follows: ethylene propylene diene rubber 10%~15%；Polymer emulsion of core shell structure 6%~10%；Methyl methacrylate
4%~10%；High density polyethylene (HDPE) 2%~5%；Glass fibre 1%~3%；Diatomite 25%~35%；Acrylic acid monoester
2%~4%；Silicate mineral 45%~60%；Water-soluble resin waterproofing agent 5%~10%.
A kind of preparation method of environment-friendly dye, preparation method includes the following steps:
A, by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, ethyl alcohol
Impurity is removed after acid, composite halogen-free fire retardant and ultraviolet screener are mixed by formula rate and in trash extraction box；
B, the raw material after removal of impurities is put into and carries out drying and processing in drying box, and drying temperature control is dried between 50~70 DEG C
Dry time control is between 2~3h；
C, the raw material after drying is subjected to pulverization process；
D, smashed mixture is screened by the sieve of 60~200 mesh, and underproof raw material is reapposed over
Separating twice is carried out in pulverizer, until its qualification；
E, the waterproofing agent for crushing qualified raw material and formula rate is put into togerther in blender and is stirred mixed processing, and stirred
Time control is mixed between 25~40min；
F, filling process is carried out after natural cooling.
Preferably, suitable water can be added as needed in the step E.
Compared with prior art, beneficial effects of the present invention are as follows:
The present invention joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent in formula, can effectively improve this environmental protection dye
Fire resistance, anti-uv and the waterproofness of material to expand its market competitiveness, while preparation method is simple, therefore drop
Its low production cost, meets the interests of enterprise itself.
Detailed description of the invention
Fig. 1 is ingredient table schematic diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one:
Referring to Fig. 1, a kind of environment-friendly dye, environment-friendly dye by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin,
Alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free fire retardant, ultraviolet screener and waterproofing agent composition, ingredient hundred
Divide ratio are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；Sodium oxalate 7%~15%；Methyl green 4%~8%；Alkali
Property azaleine 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~3%；Ethyl alcohol
Acid 2%~4%；Composite halogen-free fire retardant 3%~5%；Ultraviolet screener 2%~6%；Waterproofing agent 7%~15%, in formula
It joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent, the fire resistance, antiultraviolet of this environment-friendly dye can be effectively improved
Property and waterproofness, to expand its market competitiveness, while preparation method is simple, therefore reduce its production cost, meet
The interests of enterprise itself.
Composite halogen-free fire retardant is that red phosphorus microcapsule, pentaerythrite diphosphate ester and three kinds of triphenyl of compounding are mixed
Close object.
Ultraviolet screener is by silica, borax, 2,4-DihydroxyBenzophenone, N, N- di-n-butyl dithiocarbamates first
Sour nickel, guanidine bactericides, bisphenol A diglycidyl ether, alkyl quaternary ammonium salts, Aluminum zirconium coupling agent and p-chloro-o-nitroaniline group
At ingredient percentage are as follows: silica 50%~70%；Borax 3%~7%；2,4-DihydroxyBenzophenone 10%~
15%；N, N- second, n-butyl dithiocarbamate nickel 5%~10%；Guanidine bactericides 1%~3%；Bisphenol-A 2-glycidyl
Ether 3%~8%；Alkyl quaternary ammonium salts 0.2%~1%；Aluminum zirconium coupling agent 0.5%~1.2%；P-chloro-o-nitroaniline
0.3%~0.7%.
Waterproofing agent by ethylene propylene diene rubber, polymer emulsion of core shell structure, methyl methacrylate, high density polyethylene (HDPE),
Glass fibre, diatomite, acrylic acid monoester, silicate mineral and water-soluble resin waterproofing agent composition, ingredient percentage are as follows:
Ethylene propylene diene rubber 10%~15%；Polymer emulsion of core shell structure 6%~10%；Methyl methacrylate 4%~10%；It is high
Density polyethylene 2%~5%；Glass fibre 1%~3%；Diatomite 25%~35%；Acrylic acid monoester 2%~4%；Silicic acid
Salt minerals 45%~60%；Water-soluble resin waterproofing agent 5%~10%.
A kind of preparation method of environment-friendly dye, preparation method includes the following steps:
A, by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, ethyl alcohol
Impurity is removed after acid, composite halogen-free fire retardant and ultraviolet screener are mixed by formula rate and in trash extraction box；
B, the raw material after removal of impurities is put into and carries out drying and processing in drying box, and drying temperature is 50 DEG C, drying time 3h；
C, the raw material after drying is subjected to pulverization process；
D, smashed mixture is screened by the sieve of 60 mesh, and underproof raw material is reapposed over pulverizer
Interior carry out separating twice, until its qualification；
E, the waterproofing agent for crushing qualified raw material and formula rate is put into togerther in blender and is stirred mixed processing, and stirred
Mixing the time is 40min；
F, filling process is carried out after natural cooling.
Suitable water can be added as needed in step E.
Embodiment two:
Referring to Fig. 1, a kind of environment-friendly dye, environment-friendly dye by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin,
Alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free fire retardant, ultraviolet screener and waterproofing agent composition, ingredient hundred
Divide ratio are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；Sodium oxalate 7%~15%；Methyl green 4%~8%；Alkali
Property azaleine 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~3%；Ethyl alcohol
Acid 2%~4%；Composite halogen-free fire retardant 3%~5%；Ultraviolet screener 2%~6%；Waterproofing agent 7%~15%, in formula
It joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent, the fire resistance, antiultraviolet of this environment-friendly dye can be effectively improved
Property and waterproofness, to expand its market competitiveness, while preparation method is simple, therefore reduce its production cost, meet
The interests of enterprise itself.
Composite halogen-free fire retardant is three (tolyl) phosphates, resorcinol bis- (diphenyl phosphoesters), bisphenol-A bis- (two
Phenyl phosphate ester) and four kinds of ammonium polyphosphate of compounding mixture.
Ultraviolet screener is by silica, borax, 2,4-DihydroxyBenzophenone, N, N- di-n-butyl dithiocarbamates first
Sour nickel, guanidine bactericides, bisphenol A diglycidyl ether, alkyl quaternary ammonium salts, Aluminum zirconium coupling agent and p-chloro-o-nitroaniline group
At ingredient percentage are as follows: silica 50%~70%；Borax 3%~7%；2,4-DihydroxyBenzophenone 10%~
15%；N, N- second, n-butyl dithiocarbamate nickel 5%~10%；Guanidine bactericides 1%~3%；Bisphenol-A 2-glycidyl
Ether 3%~8%；Alkyl quaternary ammonium salts 0.2%~1%；Aluminum zirconium coupling agent 0.5%~1.2%；P-chloro-o-nitroaniline
0.3%~0.7%.
Waterproofing agent by ethylene propylene diene rubber, polymer emulsion of core shell structure, methyl methacrylate, high density polyethylene (HDPE),
Glass fibre, diatomite, acrylic acid monoester, silicate mineral and water-soluble resin waterproofing agent composition, ingredient percentage are as follows:
Ethylene propylene diene rubber 10%~15%；Polymer emulsion of core shell structure 6%~10%；Methyl methacrylate 4%~10%；It is high
Density polyethylene 2%~5%；Glass fibre 1%~3%；Diatomite 25%~35%；Acrylic acid monoester 2%~4%；Silicic acid
Salt minerals 45%~60%；Water-soluble resin waterproofing agent 5%~10%.
A kind of preparation method of environment-friendly dye, preparation method includes the following steps:
A, by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, ethyl alcohol
Impurity is removed after acid, composite halogen-free fire retardant and ultraviolet screener are mixed by formula rate and in trash extraction box；
B, the raw material after removal of impurities is put into and carries out drying and processing in drying box, and drying temperature is 60 DEG C, drying time 2.5h；
C, the raw material after drying is subjected to pulverization process；
D, smashed mixture is screened by the sieve of 100 mesh, and underproof raw material is reapposed over crushing
Separating twice is carried out in machine, until its qualification；
E, the waterproofing agent for crushing qualified raw material and formula rate is put into togerther in blender and is stirred mixed processing, and stirred
Mixing the time is 30min；
F, filling process is carried out after natural cooling.
Suitable water can be added as needed in step E.
Embodiment three:
Referring to Fig. 1, a kind of environment-friendly dye, environment-friendly dye by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin,
Alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free fire retardant, ultraviolet screener and waterproofing agent composition, ingredient hundred
Divide ratio are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；Sodium oxalate 7%~15%；Methyl green 4%~8%；Alkali
Property azaleine 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~3%；Ethyl alcohol
Acid 2%~4%；Composite halogen-free fire retardant 3%~5%；Ultraviolet screener 2%~6%；Waterproofing agent 7%~15%, in formula
It joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent, the fire resistance, antiultraviolet of this environment-friendly dye can be effectively improved
Property and waterproofness, to expand its market competitiveness, while preparation method is simple, therefore reduce its production cost, meet
The interests of enterprise itself.
Composite halogen-free fire retardant is diammonium hydrogen phosphate, Guanidine hydrogen phosphate and three kinds of melamine cyanurate of compounding mixture.
Ultraviolet screener is by silica, borax, 2,4-DihydroxyBenzophenone, N, N- di-n-butyl dithiocarbamates first
Sour nickel, guanidine bactericides, bisphenol A diglycidyl ether, alkyl quaternary ammonium salts, Aluminum zirconium coupling agent and p-chloro-o-nitroaniline group
At ingredient percentage are as follows: silica 50%~70%；Borax 3%~7%；2,4-DihydroxyBenzophenone 10%~
15%；N, N- second, n-butyl dithiocarbamate nickel 5%~10%；Guanidine bactericides 1%~3%；Bisphenol-A 2-glycidyl
Ether 3%~8%；Alkyl quaternary ammonium salts 0.2%~1%；Aluminum zirconium coupling agent 0.5%~1.2%；P-chloro-o-nitroaniline
0.3%~0.7%.
Waterproofing agent by ethylene propylene diene rubber, polymer emulsion of core shell structure, methyl methacrylate, high density polyethylene (HDPE),
Glass fibre, diatomite, acrylic acid monoester, silicate mineral and water-soluble resin waterproofing agent composition, ingredient percentage are as follows:
Ethylene propylene diene rubber 10%~15%；Polymer emulsion of core shell structure 6%~10%；Methyl methacrylate 4%~10%；It is high
Density polyethylene 2%~5%；Glass fibre 1%~3%；Diatomite 25%~35%；Acrylic acid monoester 2%~4%；Silicic acid
Salt minerals 45%~60%；Water-soluble resin waterproofing agent 5%~10%.
A kind of preparation method of environment-friendly dye, preparation method includes the following steps:
A, by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, ethyl alcohol
Impurity is removed after acid, composite halogen-free fire retardant and ultraviolet screener are mixed by formula rate and in trash extraction box；
B, the raw material after removal of impurities is put into and carries out drying and processing in drying box, and drying temperature is 70 DEG C, drying time 2h；
C, the raw material after drying is subjected to pulverization process；
D, smashed mixture is screened by the sieve of 200 mesh, and underproof raw material is reapposed over crushing
Separating twice is carried out in machine, until its qualification；
E, the waterproofing agent for crushing qualified raw material and formula rate is put into togerther in blender and is stirred mixed processing, and stirred
Mixing the time is 25min；
F, filling process is carried out after natural cooling.
Suitable water can be added as needed in step E.
In use, joined composite halogen-free fire retardant, ultraviolet screener and waterproofing agent in formula, this ring can be effectively improved
Fire resistance, anti-uv and the waterproofness of dyestuff are protected, so that its market competitiveness is expanded, while preparation method is simple,
Therefore its production cost is reduced, meet the interests of enterprise itself.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of environment-friendly dye, it is characterised in that: environment-friendly dye is multiple by carbonate, potassium hydroxide, sodium oxalate, methyl green, alkalinity
Red, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, glycolic, composite halogen-free fire retardant, ultraviolet screener and waterproofing agent composition, match
Expect percentage are as follows: carbonate 30%~40%；Potassium hydroxide 10%~20%；Sodium oxalate 7%~15%；Methyl green 4%~
8%；Basic fuchsin 5%~10%；Alginic acid 2%~5%；Kudzuvine root starch 1%~4%；Cordate houttuynia 2%~5%；Ramulus et uncus uncariae 1%~
3%；Glycolic 2%~4%；Composite halogen-free fire retardant 3%~5%；Ultraviolet screener 2%~6%；Waterproofing agent 7%~15%.
2. a kind of environment-friendly dye according to claim 1, it is characterised in that: the composite halogen-free fire retardant is the micro- glue of red phosphorus
It is capsule, pentaerythrite diphosphate ester, triphenyl, three (tolyl) phosphates, resorcinol bis- (diphenyl phosphoesters), double
Phenol A bis- (diphenyl phosphoesters), ammonium polyphosphate, diammonium hydrogen phosphate, Guanidine hydrogen phosphate, at least two in melamine cyanurate
Compound mixture.
3. a kind of environment-friendly dye according to claim 1, it is characterised in that: the ultraviolet screener is by silica, boron
Sand, 2,4-DihydroxyBenzophenone, N, N- second, n-butyl dithiocarbamate nickel, guanidine bactericides, bisphenol-A 2-glycidyl
Ether, alkyl quaternary ammonium salts, Aluminum zirconium coupling agent and p-chloro-o-nitroaniline composition, ingredient percentage are as follows: silica 50%
~70%；Borax 3%~7%；2,4-DihydroxyBenzophenone 10%~15%；N, N- second, n-butyl dithiocarbamate nickel
5%~10%；Guanidine bactericides 1%~3%；Bisphenol A diglycidyl ether 3%~8%；Alkyl quaternary ammonium salts 0.2%~1%；
Aluminum zirconium coupling agent 0.5%~1.2%；P-chloro-o-nitroaniline 0.3%~0.7%.
4. a kind of environment-friendly dye according to claim 1, it is characterised in that: the waterproofing agent is by ethylene propylene diene rubber, core
Shell structure polymer emulsion, methyl methacrylate, high density polyethylene (HDPE), glass fibre, diatomite, acrylic acid monoester, silicic acid
Salt minerals and water-soluble resin waterproofing agent composition, ingredient percentage are as follows: ethylene propylene diene rubber 10%~15%；Core-shell structure
Polymer emulsion 6%~10%；Methyl methacrylate 4%~10%；High density polyethylene (HDPE) 2%~5%；Glass fibre 1%
~3%；Diatomite 25%~35%；Acrylic acid monoester 2%~4%；Silicate mineral 45%~60%；Water-soluble resin is anti-
Aqua 5%~10%.
5. a kind of preparation method of environment-friendly dye, it is characterised in that: preparation method includes the following steps:
A, by carbonate, potassium hydroxide, sodium oxalate, methyl green, basic fuchsin, alginic acid, kudzuvine root starch, cordate houttuynia, ramulus et uncus uncariae, ethyl alcohol
Impurity is removed after acid, composite halogen-free fire retardant and ultraviolet screener are mixed by formula rate and in trash extraction box；
B, the raw material after removal of impurities is put into and carries out drying and processing in drying box, and drying temperature control is dried between 50~70 DEG C
Dry time control is between 2~3h；
C, the raw material after drying is subjected to pulverization process；
D, smashed mixture is screened by the sieve of 60~200 mesh, and underproof raw material is reapposed over
Separating twice is carried out in pulverizer, until its qualification；
E, the waterproofing agent for crushing qualified raw material and formula rate is put into togerther in blender and is stirred mixed processing, and stirred
Time control is mixed between 25~40min；
F, filling process is carried out after natural cooling.
6. a kind of preparation method of environment-friendly dye according to claim 1, it is characterised in that: can basis in the step E
Need to add suitable water.
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| CN201811590241.0A CN109763356A (en) | 2018-12-25 | 2018-12-25 | A kind of environment-friendly dye and preparation method thereof |
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| CN201811590241.0A CN109763356A (en) | 2018-12-25 | 2018-12-25 | A kind of environment-friendly dye and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791956A (en) * | 2019-11-26 | 2020-02-14 | 石狮市瑞鹰纺织科技有限公司 | Fabric flexibility improver for printing and dyeing and preparation method thereof |
| CN116905252A (en) * | 2023-09-13 | 2023-10-20 | 江苏恒力化纤股份有限公司 | Water-free disperse dye ink with flame retardant property and preparation method and application thereof |
-
2018
- 2018-12-25 CN CN201811590241.0A patent/CN109763356A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791956A (en) * | 2019-11-26 | 2020-02-14 | 石狮市瑞鹰纺织科技有限公司 | Fabric flexibility improver for printing and dyeing and preparation method thereof |
| CN116905252A (en) * | 2023-09-13 | 2023-10-20 | 江苏恒力化纤股份有限公司 | Water-free disperse dye ink with flame retardant property and preparation method and application thereof |
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Application publication date: 20190517 |
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| WW01 | Invention patent application withdrawn after publication |