CN106675182A - Long-acting and stable water-base polyurethane gravure printing fluorescent ink and preparation method thereof - Google Patents
Long-acting and stable water-base polyurethane gravure printing fluorescent ink and preparation method thereof Download PDFInfo
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- CN106675182A CN106675182A CN201611021175.6A CN201611021175A CN106675182A CN 106675182 A CN106675182 A CN 106675182A CN 201611021175 A CN201611021175 A CN 201611021175A CN 106675182 A CN106675182 A CN 106675182A
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/36—Hydroxylated esters of higher fatty acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6633—Compounds of group C08G18/42
- C08G18/6662—Compounds of group C08G18/42 with compounds of group C08G18/36 or hydroxylated esters of higher fatty acids of C08G18/38
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
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- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses long-acting and stable water-base polyurethane gravure printing fluorescent ink. The long-acting and stable water-base polyurethane gravure printing fluorescent ink is prepared from the following raw materials in parts by weight: 0.8 to 1 part of monoethaneamine benzoate, 0.4 to 1 part of 2-mercapto benzimidazole, 4 to 6 parts of tung oil, 17 to 20 parts of glycerol, 0.1 to 0.2 part of sodium methoxide, 6 to 8 parts of citric acid, 0.7 to 1 part of ethylenediamine, 50 to 60 parts of toluene diisocynate, 60 to 70 parts of polyester glycol, 0.8 to 2 parts of dibutyltin dilaurate, 1 to 2 parts of dimethylolpropionic acid, 2 to 3 parts of polyvinylpyrrolidone, 10 to 17 parts of water-based pigment, 3 to 4 parts of lauryl sodium sulfate, 1 to 2 parts of dimethicone, 2 to 3 parts of borax, 1 to 2 parts of magnesium fluoride, 0.4 to 1 part of thiocyanuric acid, 3 to 4 parts of carboxymethyl cellulose, 0.8 to 1 part of polyvinyl butyral, 2 to 3 parts of pentaerythritol, 0.5 to 1 part of vinyl carboxylic ester and 2 to 3 parts of coco fatty acid diethanol amide.
Description
Technical field
The present invention relates to technical field of ink, more particularly to a kind of long-acting stable type aqueous polyurethane gravure fluorescent ink and
Its preparation method.
Background technology
Water-based ink is the ink with water as solvent, and advantage of the water as solvent is：It is nontoxic, free from extraneous odour, non-ignitable, and
The discharge capacity of VOC is greatly reduced, the pollution to environment is reduced, therefore obtained development at full speed.And as water
A kind of water-based polyurethane ink in property ink, not only with water-based ink safety and environmental protection the characteristics of, and have concurrently excellent resistance to
Mill property, the distinctive advantage of the polyurethane of water resistance, chemical resistance and soft durometer adjustability, thus aqueous polyurethane is in ink
Application field it is more and more extensive；But aqueous polyurethane is due to containing hydrophilic radical in molecular structure, thus with water-fast
Property congenital not enough weakness, the performance of aqueous polyurethane cannot match in excellence or beauty with traditional solvent borne polyurethane.Simultaneously with oil
The increasingly depleted of resource, people are sought for a kind of resource of natural reproducible to replace traditional non-renewable petroleum-type former
Expect to prepare Green Polymer Material；
Tung oil is the distinctive natural reproducible resource of China, and its abundance, environmental protection contains three in tung oil molecular structure
Unsaturated conjugated double bond, can be introduced into aqueous polyurethane strand, using during film-forming tung oil it is oxidation cross-linked
Reaction linear aqueous polyurethane is formed certain cross-linked structure, so can not only improve the water resistance of aqueous polyurethane with
And combination property, while application of the biomass renewable resource in polyurethane field can be improved, meet the hair of environmental protection
Exhibition is required；
Defect that water resistance for aqueous polyurethane, solvent resistance aspect are present and comprehensive in order to further improve its
Can, many researchers have carried out fruitful initiative research work, and current research is concentrated mainly on modified to it
On.Cross-linking modified is to improve aqueous polyurethane water-resistance, solvent resistance, improve the most fruitful sides such as mechanical property and hot property
Method.Based on this, the present invention utilizes the characteristic of the normal temperature oxidation self-crosslinking of tung oil base, by introducing tung oil base in polyurethane backbone
Tung oil-modified water-based polyurethane is prepared, and aqueous polyurethane printing-ink is prepared for as ink adhesive；
There is research to be prepared for high-quality fluorescent carbon quantum dot by microwave assisting method, and illustrate carbon quantum dot fluorescent ink and exist
Fluorescence character and the fingerprint being imprinted on paper on skin.The fluorescence quantum for being prepared is coated on paper, natural in air
Dry, its fluorescent emission is remarkably reinforced (by 14% enhancing 40%).This phenomenon is with carbon quantum dot liquid deposition in glass, gold
Due to caused fluorescent quenching phenomenon contrast of reuniting in category, silicon chip or plastic-substrates.Also, the paper of carbon quantum dot coating
Still there is excitation wavelength dependence, this shows, this carbon quantum dot solution can be as a kind of new fluorescent ink.Different from it
His fluorescent ink, carbon quantum dot ink has fluorescence exciting wavelength dependence this distinguishing feature, can replace traditional ink, uses
In false proof and information identification carbon quantum dot have it is nontoxic, inexpensive, prepare simple, good biocompatibility and be easy to function of surface
The advantages of change, particularly its superior fluorescence property and biocompatibility, make it in necks such as bio-imaging, sensing and photoelectric devices
Domain has a wide range of applications.But easily there is stronger fluorescent quenching in dry or state of aggregation in view of carbon quantum dot, make it
It is restricted in the application of solid state fluorescence equipment.In order to keep the physics and chemical stability of carbon quantum dot, prevent its acid or
Reunite under ionic condition, the application of carbon quantum dot is typically necessary and it is further combined with host material, in conventional research
In be mostly semiconductor-quantum-point and polymer is combined, but it is usually be connected using non-covalent bond with the macromolecular of mark, knot
Structure is very unstable, in addition the environmental hazard of semiconductor-quantum-point itself, and the fluorescent polymer for marking semiconductor-quantum-point exists
The application in many fields such as biological medicine is restricted.As the green substitute of semiconductor-quantum-point, carbon quantum dot be polymerized
The compound of thing is arisen at the historic moment；
The present invention is compound as a kind of new by itself and aqueous polyurethane on the basis of the carbon quantum dot for preparing good fluorescence performance
Type has the multi-functional plural gel of fluorescence and temperature-responsive concurrently, while overcome carbon quantum dot in the easy fluorescent quenching of solid-state
Shortcoming.Additionally, prepare carbon-based hydrogel nano ink by the method, and by coating or intaglio printing, on different substrates
Printing phosphor pattern.
The content of the invention
The object of the invention is exactly to make up the defect of prior art, there is provided a kind of long-acting stable type aqueous polyurethane gravure
Fluorescent ink and preparation method thereof.
The present invention is achieved by the following technical solutions：
A kind of long-acting stable type aqueous polyurethane gravure fluorescent ink, it is made up of the raw material of following weight parts：
Monoethanolamine benzoate 0.8-1,2-mercaptobenzimidazole 0.4-1, tung oil 4-6, glycerine 17-20, sodium methoxide 0.1-
0.2nd, citric acid 6-8, ethylenediamine 0.7-1, toluene di-isocyanate(TDI) 50-60, polyester diol 60-70, di lauric dibutyl
Tin 0.8-2, dihydromethyl propionic acid 1-2, polyvinylpyrrolidone 2-3, aqueous pigment 10-17, lauryl sodium sulfate 3-4, two
Methyl-silicone oil 1-2, borax 2-3, magnesium fluoride 1-2, trithiocyanuric acid 0.4-1, carboxymethylcellulose calcium 3-4, polyvinyl butyral resin
0.8-1, pentaerythrite 2-3, vinyl carboxylate 0.5-1, lauric acid amide of ethanol 2-3.
A kind of preparation method of described long-acting stable type aqueous polyurethane gravure fluorescent ink, comprises the following steps：
（1）Above-mentioned tung oil, glycerine, sodium methoxide are mixed, is sent in reactor, be passed through nitrogen, stirred at 200-210 DEG C
Reaction 4-5 hours, discharging adds the saturated sodium-chloride water solution of 1.8-2 times of reacting rear material weight, stratification to take upper strata
Oil solution, obtains tung oil-modified dihydroxylic alcohols；
（2）Above-mentioned pentaerythrite is sent in 80-90 DEG C of water-bath, Heat preservation 6-10 minutes, adds above-mentioned 2- sulfydryls benzene
And imidazoles, continuing insulated and stirred 7-10 minutes, discharging mixes with above-mentioned tung oil-modified dihydroxylic alcohols, stirs to normal temperature, obtains tung oil and changes
Property the compound alcohol of binary；
（3）Above-mentioned borax, carboxymethylcellulose calcium are mixed, is added in the deionized water of 20-30 times of compound weight, stirring is equal
It is even, obtain fiber dispersion；
（4）Above-mentioned citric acid, ethylenediamine are mixed, is added in 38-40 times of deionized water of compound weight, send into polytetrafluoroethyl-ne
In alkene reaction kettle, 5-6 hours is incubated at 180-190 DEG C, cooling, 10000-12000 revs/min is centrifuged 27-30 minutes, takes supernatant
Liquid, obtains carbon quantum dot solution；
（5）Above-mentioned polyvinylpyrrolidone is added in the deionized water of 200-300 times of its weight, it is molten with above-mentioned carbon quantum dot
Liquid, fiber dispersion mixing, it is ultrasonic 2-3 minutes, obtain carbon quantum dot dispersion liquid；
（6）Above-mentioned polyester diol is dried 10-11 hours in 100-105 DEG C of vacuum drying chamber, discharging cooling, feeding is anti-
Answer in kettle, be passed through nitrogen, regulation temperature of reaction kettle is 40-50 DEG C, and toluene di-isocyanate(TDI) is added dropwise, and 20- is incubated after completion of dropping
30 minutes, above-mentioned dibutyl tin laurate is added, high-temperature is risen for 60-70 DEG C, insulation reaction 100-120 minutes, in addition
Dihydromethyl propionic acid is stated, insulated and stirred 100-110 minutes, tung oil-modified dihydroxylic alcohols is added, stirring reaction 1-2 hours, is cooled to
Room temperature, adds above-mentioned carbon quantum dot dispersion liquid, 2000-2300 revs/min emulsification pretreatment 20-30 minutes, obtain modified emulsion；
（7）Above-mentioned lauric acid amide of ethanol is added in the deionized water of 10-16 times of its weight, is stirred, add fluorine
Change magnesium, it is 60-70 DEG C to rise high-temperature, insulated and stirred 3-5 minutes, is mixed with above-mentioned modified emulsion, add above-mentioned polyvinyl alcohol contracting
Butyraldehyde, 600-900 revs/min is stirred 10-20 minutes, obtains pretreatment modification emulsion；
（8）Above-mentioned pretreatment modification emulsion is mixed with remaining each raw material, grinding is uniform, obtains final product.
It is an advantage of the invention that：The present invention uses tung oil-modified dihydroxylic alcohols as the raw material of synthesis of polyurethane so that tung oil
Contain conjugated double bond in modified polyurethane system, autoxidation crosslinking occurs during film-forming so that linear
Crosslinking or partial cross-linked structure are formed in aqueous polyurethane molecular structure, so as to substantially increase the water resistance of aqueous polyurethane；
Crosslinking points are formd in molecular chain structure by modified aqueous polyurethane simultaneously, becomes three-dimensional net structure, improved
Its heat resistance, the present invention introduces amino by changing carbon matrix precursor-citric acid and ethylenediamine on carbon quantum dot surface, fills out
Mend the defect on carbon quantum dot surface or its surface is produced energy potential well, make fluorescent emission more stable, so that fluorescence quantum yield is improved,
Greatly improve the fluorescence property of carbon quantum dot, water-based ink of the invention can by coating, gravure application black paper,
Different phosphor pattern printings are prepared on quartz plate, Kapton, pet film substrate different
Phosphor pattern
Ink inoxidizability of the invention is strong, and storage is set, and service life is permanent.
Specific embodiment
A kind of long-acting stable type aqueous polyurethane gravure fluorescent ink, it is made up of the raw material of following weight parts：
Monoethanolamine benzoate 0.8,2 mercaptobenzimidazoles 0.4, tung oil 4, glycerine 17, sodium methoxide 0.1, citric acid 6, second two
Amine 0.7, toluene di-isocyanate(TDI) 50, polyester diol 60, dibutyl tin laurate 0.8, dihydromethyl propionic acid 1, polyethylene
Pyrrolidones 2, aqueous pigment 10, lauryl sodium sulfate 3, dimethicone 1, borax 2, magnesium fluoride 1, trithiocyanuric acid 0.4,
Carboxymethylcellulose calcium 3, polyvinyl butyral resin 0.8, pentaerythrite 2, vinyl carboxylate 0.5, lauric acid amide of ethanol 2.
A kind of preparation method of described long-acting stable type aqueous polyurethane gravure fluorescent ink, comprises the following steps：
（1）Above-mentioned tung oil, glycerine, sodium methoxide are mixed, is sent in reactor, be passed through nitrogen, the stirring reaction at 200 DEG C
4 hours, discharging added the saturated sodium-chloride water solution of 1.8 times of reacting rear material weight, stratification to take upper strata oil solution, obtain
Tung oil-modified dihydroxylic alcohols；
（2）Above-mentioned pentaerythrite is sent in 80 DEG C of water-bath, Heat preservation 6 minutes, adds above-mentioned 2 mercaptobenzimidazole,
Continue insulated and stirred 7 minutes, discharging mixes with above-mentioned tung oil-modified dihydroxylic alcohols, stirs to normal temperature, obtains tung oil-modified binary and is combined
Alcohol；
（3）Above-mentioned borax, carboxymethylcellulose calcium are mixed, are added in the deionized water of 20 times of compound weight, stirred,
Obtain fiber dispersion；
（4）Above-mentioned citric acid, ethylenediamine are mixed, is added in 38 times of deionized waters of compound weight, send into polytetrafluoroethylene (PTFE)
In reactor, 5 hours are incubated at 180 DEG C, cooling, 10000 revs/min are centrifuged 27 minutes, take supernatant, obtain carbon quantum dot molten
Liquid；
（5）Above-mentioned polyvinylpyrrolidone is added in the deionized water of 200 times of its weight, with above-mentioned carbon quantum dot solution,
Fiber dispersion mixes, ultrasound 2 minutes, obtains carbon quantum dot dispersion liquid；
（6）Above-mentioned polyester diol is dried 10 hours in 100 DEG C of vacuum drying chamber, discharging cooling, in feeding reactor,
Nitrogen is passed through, regulation temperature of reaction kettle is 40 DEG C, and toluene di-isocyanate(TDI) is added dropwise, and 20 minutes is incubated after completion of dropping, in addition
Dibutyl tin laurate is stated, it is 60 DEG C to rise high-temperature, and insulation reaction 100 minutes adds above-mentioned dihydromethyl propionic acid, and insulation is stirred
Mix 100 minutes, add tung oil-modified dihydroxylic alcohols, stirring reaction 1 hour is cooled to room temperature, adds above-mentioned carbon quantum dot dispersion liquid,
2000 revs/min of emulsification pretreatments 20 minutes, obtain modified emulsion；
（7）Above-mentioned lauric acid amide of ethanol is added in the deionized water of 10 times of its weight, is stirred, add fluorination
Magnesium, it is 60 DEG C to rise high-temperature, and insulated and stirred 3 minutes mixes with above-mentioned modified emulsion, adds above-mentioned polyvinyl butyral resin, 600
Rev/min stirring 10 minutes, obtain pretreatment modification emulsion；
（8）Above-mentioned pretreatment modification emulsion is mixed with remaining each raw material, grinding is uniform, obtains final product.
Water-based ink specimen page of the invention is have printed using gravure printing adaptive instrument, water-based ink does not have in printing process
Occur flying ink, the phenomenon of spanishing, ink is shifted well on ink roller, specimen page site is clear after print, mass colour is distinct；
Performance test：
Adhesive force：>=1 grade；
Glossiness：84.1°；
First dryness：16mm/30s；
Water resistance：It is qualified.
Claims (2)
1. a kind of long-acting stable type aqueous polyurethane gravure fluorescent ink, it is characterised in that it is by the raw material of following weight parts
Composition：
Monoethanolamine benzoate 0.8-1,2-mercaptobenzimidazole 0.4-1, tung oil 4-6, glycerine 17-20, sodium methoxide 0.1-
0.2nd, citric acid 6-8, ethylenediamine 0.7-1, toluene di-isocyanate(TDI) 50-60, polyester diol 60-70, di lauric dibutyl
Tin 0.8-2, dihydromethyl propionic acid 1-2, polyvinylpyrrolidone 2-3, aqueous pigment 10-17, lauryl sodium sulfate 3-4, two
Methyl-silicone oil 1-2, borax 2-3, magnesium fluoride 1-2, trithiocyanuric acid 0.4-1, carboxymethylcellulose calcium 3-4, polyvinyl butyral resin
0.8-1, pentaerythrite 2-3, vinyl carboxylate 0.5-1, lauric acid amide of ethanol 2-3.
2. a kind of preparation method of long-acting stable type aqueous polyurethane gravure fluorescent ink as claimed in claim 1, its feature
It is to comprise the following steps：
（1）Above-mentioned tung oil, glycerine, sodium methoxide are mixed, is sent in reactor, be passed through nitrogen, stirred at 200-210 DEG C
Reaction 4-5 hours, discharging adds the saturated sodium-chloride water solution of 1.8-2 times of reacting rear material weight, stratification to take upper strata
Oil solution, obtains tung oil-modified dihydroxylic alcohols；
（2）Above-mentioned pentaerythrite is sent in 80-90 DEG C of water-bath, Heat preservation 6-10 minutes, adds above-mentioned 2- sulfydryls benzene
And imidazoles, continuing insulated and stirred 7-10 minutes, discharging mixes with above-mentioned tung oil-modified dihydroxylic alcohols, stirs to normal temperature, obtains tung oil and changes
Property the compound alcohol of binary；
（3）Above-mentioned borax, carboxymethylcellulose calcium are mixed, is added in the deionized water of 20-30 times of compound weight, stirring is equal
It is even, obtain fiber dispersion；
（4）Above-mentioned citric acid, ethylenediamine are mixed, is added in 38-40 times of deionized water of compound weight, send into polytetrafluoroethyl-ne
In alkene reaction kettle, 5-6 hours is incubated at 180-190 DEG C, cooling, 10000-12000 revs/min is centrifuged 27-30 minutes, takes supernatant
Liquid, obtains carbon quantum dot solution；
（5）Above-mentioned polyvinylpyrrolidone is added in the deionized water of 200-300 times of its weight, it is molten with above-mentioned carbon quantum dot
Liquid, fiber dispersion mixing, it is ultrasonic 2-3 minutes, obtain carbon quantum dot dispersion liquid；
（6）Above-mentioned polyester diol is dried 10-11 hours in 100-105 DEG C of vacuum drying chamber, discharging cooling, feeding is anti-
Answer in kettle, be passed through nitrogen, regulation temperature of reaction kettle is 40-50 DEG C, and toluene di-isocyanate(TDI) is added dropwise, and 20- is incubated after completion of dropping
30 minutes, above-mentioned dibutyl tin laurate is added, high-temperature is risen for 60-70 DEG C, insulation reaction 100-120 minutes, in addition
Dihydromethyl propionic acid is stated, insulated and stirred 100-110 minutes, tung oil-modified dihydroxylic alcohols is added, stirring reaction 1-2 hours, is cooled to
Room temperature, adds above-mentioned carbon quantum dot dispersion liquid, 2000-2300 revs/min emulsification pretreatment 20-30 minutes, obtain modified emulsion；
（7）Above-mentioned lauric acid amide of ethanol is added in the deionized water of 10-16 times of its weight, is stirred, add fluorine
Change magnesium, it is 60-70 DEG C to rise high-temperature, insulated and stirred 3-5 minutes, is mixed with above-mentioned modified emulsion, add above-mentioned polyvinyl alcohol contracting
Butyraldehyde, 600-900 revs/min is stirred 10-20 minutes, obtains pretreatment modification emulsion；
（8）Above-mentioned pretreatment modification emulsion is mixed with remaining each raw material, grinding is uniform, obtains final product.
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| CN201611021175.6A CN106675182A (en) | 2016-11-21 | 2016-11-21 | Long-acting and stable water-base polyurethane gravure printing fluorescent ink and preparation method thereof |
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| CN201611021175.6A CN106675182A (en) | 2016-11-21 | 2016-11-21 | Long-acting and stable water-base polyurethane gravure printing fluorescent ink and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109096467A (en) * | 2018-08-24 | 2018-12-28 | 黄山中泽新材料有限公司 | A kind of solvent-free composite high-strength high temperature resistance polyester type polyurethane resin |
| CN112662287A (en) * | 2020-12-24 | 2021-04-16 | 湖南梵鑫科技有限公司 | Electronic coating adhesive with good adhesive force and preparation method thereof |
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| CN104497261A (en) * | 2014-11-25 | 2015-04-08 | 苏州中亚油墨有限公司 | Preparation method of novel water-based polyurethane printing ink binder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109096467A (en) * | 2018-08-24 | 2018-12-28 | 黄山中泽新材料有限公司 | A kind of solvent-free composite high-strength high temperature resistance polyester type polyurethane resin |
| CN112662287A (en) * | 2020-12-24 | 2021-04-16 | 湖南梵鑫科技有限公司 | Electronic coating adhesive with good adhesive force and preparation method thereof |
| CN112662287B (en) * | 2020-12-24 | 2021-11-30 | 湖南梵鑫科技有限公司 | Electronic coating adhesive with good adhesive force and preparation method thereof |
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