CN105820656A - Conductive corrosion-resistant modified waterborne polyurethane ink and preparation method thereof - Google Patents
Conductive corrosion-resistant modified waterborne polyurethane ink and preparation method thereof Download PDFInfo
- Publication number
- CN105820656A CN105820656A CN201610297707.2A CN201610297707A CN105820656A CN 105820656 A CN105820656 A CN 105820656A CN 201610297707 A CN201610297707 A CN 201610297707A CN 105820656 A CN105820656 A CN 105820656A
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- China
- Prior art keywords
- ink
- weight portion
- ammonium persulfate
- solution
- aqueous polyurethane
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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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/006—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention discloses a conductive corrosion-resistant modified waterborne polyurethane ink. According to the printing ink, waterborne polyurethane is modified with hexafluorobutyl methacrylate and glycidyl methacrylate, so that the water resistance of a polyurethane coating is improved; a stable nano-structure network is formed after added materials such as nano-polyaniline microspheres, graphene oxide and nano-copper powder are uniformly dispersed in resin emulsion, so that the ink has stable and uniform conductivity, and meanwhile the mechanical property of the ink is improved. The ink is excellent in water resistance, corrosion resistance and printing effect and large in adhesion force, and the use property of traditional waterborne polyurethane ink is greatly improved.
Description
Technical field
The present invention relates to water color ink technical field, modified aqueous polyurethane ink particularly relating to a kind of conductive corrosion-resistant and preparation method thereof.
Background technology
Water color ink is to be made up of water-soluble resin, organic pigment, solvent and related auxiliaries, and it has the excellent feature of environmental protection, can alleviate current packaging and there is pollution problem with printing industry, become current and ink industry from now on prior development direction.
Water-based polyurethane ink has the advantages such as color representation power good, adhesive force is good, oil resistant, and various stock materials are had wide applicability.Owing to aqueous polyurethane existing hydrophilic group, its water-resistant coating formed, thermostability and viscoelasticity be not good enough, especially the difference of resistance to water, directly affects the experience of print product, it is therefore desirable to the performance of aqueous polyurethane is made further improvements, to improve its performance." preparation of nano silicon dioxide modifying water polyurethane dispersing liquid and sign " literary composition utilizes silane coupler to hydrolyze dispersion in polyoxypropyleneglycol solution and prepares nano silicon polyoxypropyleneglycol dispersion, participate in aqueous polyurethane building-up process, obtain nano-silicon dioxide modified aqueous polyurethane emulsion, its hydrophobicity of the polyurethane coating that this method obtains and case hardness have obtained certain improvement, but its hot strength and elongation at break decrease, comprehensive mechanical property is not good enough, as can be seen here, possess the emulsion of excellent mechanical property and be only improving hydrophobic acquisition of aqueous polyurethane simultaneously there is the research emphasis of actual application value, also it is purpose of the present invention place.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that modified aqueous polyurethane ink of a kind of conductive corrosion-resistant and preparation method thereof.
The present invention is achieved by the following technical solutions:
The modified aqueous polyurethane ink of a kind of conductive corrosion-resistant, this printing-ink is made up of the raw material of following weight portion: solid content is the aqueous polyurethane emulsion 40-50 of 30-40%, Hexafluorobutyl mathacrylate 8-10, aqueous pigment 10-20, copper nanoparticle 0.4-0.5, titanate coupling agent 0.1-0.2, glycidyl methacrylate 1-2, defoamer 0.01-0.02, aniline 4-5, graphene oxide 0.1-0.2, polycarboxylate dehydragent 0.1-0.2, deionized water 20-25, concentration are the ammonium persulfate aqueous solution 0.4-0.6 of 10-15%, dodecyl sodium sulfate 0.5-1.
The preparation method of the modified aqueous polyurethane ink of described a kind of conductive corrosion-resistant is divided into following step:
(1) dodecyl sodium sulfate and deionized water are configured to mixed solution, aniline is added in solution, mixing 2-3h is stirred with the speed of 400-500 rev/min, drip the ammonium persulfate aqueous solution of 1/10 weight portion subsequently, rate of addition is 30 droplets/minute, hybrid reaction 12-16h after dropping, finally adds graphene oxide, copper nanoparticle, obtains composite emulsifying slurry standby after ultrasonic disperse 4-5h；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, add composite emulsifying slurry prepared by step (1), it is simultaneously added dropwise Hexafluorobutyl mathacrylate and the glycidyl methacrylate of 1/4 weight portion, high-speed stirred mixing 1-2h, subsequently reaction system is heated to 55-60 DEG C, add the surplus ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75-80 DEG C after stirring hybrid reaction 1.5-2h, drip Hexafluorobutyl mathacrylate and the ammonium persulfate aqueous solution of surplus again, 1-2h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, filter discharging；
(3) being mixed with other leftover materials by the material prepared by step (2), put into grinding distribution 2-3h in sand mill in the lump, regulation system pH value is 7-8, and uses deionized water regulation system viscosity, discharging and get final product.
The ink of the present invention utilizes Hexafluorobutyl mathacrylate, glycidyl methacrylate to be modified aqueous polyurethane processing, improve the resistance to water of polyurethane coating, stable nanostructured network is formed after the materials such as nano polyaniline microsphere, graphene oxide and the copper nanoparticle added are dispersed in resin emulsion, making ink have the electric conductivity of stable and uniform, its mechanical property is also improved simultaneously；The ink Waterproof corrosion erosion of the present invention, printing effect is good, and ink pull-out capacity is strong, improves the serviceability of traditional waterborne polyurethane ink greatly.
Detailed description of the invention
The modified aqueous polyurethane ink of a kind of conductive corrosion-resistant, this printing-ink is made up of the raw material of following weight portion: ammonium persulfate aqueous solution 0.4, the dodecyl sodium sulfate 0.5 that aqueous polyurethane emulsion 40 that solid content is 30%, Hexafluorobutyl mathacrylate 8, aqueous pigment 10, copper nanoparticle 0.4, titanate coupling agent 0.1, glycidyl methacrylate 1, defoamer 0.01, aniline 4, graphene oxide 0.1, polycarboxylate dehydragent 0.1, deionized water 20, concentration are 10%.
Its preparation method is divided into following step:
(1) dodecyl sodium sulfate and deionized water are configured to mixed solution, aniline is added in solution, mixing 2h is stirred with the speed of 400 revs/min, drip the ammonium persulfate aqueous solution of 1/10 weight portion subsequently, rate of addition is 30 droplets/minute, hybrid reaction 12h after dropping, finally adds graphene oxide, copper nanoparticle, obtains composite emulsifying slurry standby after ultrasonic disperse 4h；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, add composite emulsifying slurry prepared by step (1), it is simultaneously added dropwise Hexafluorobutyl mathacrylate and the glycidyl methacrylate of 1/4 weight portion, high-speed stirred mixing 1h, subsequently reaction system is heated to 55 DEG C, add the surplus ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75 DEG C after stirring hybrid reaction 1.5h, drip Hexafluorobutyl mathacrylate and the ammonium persulfate aqueous solution of surplus again, 1h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, filters discharging；
(3) being mixed with other leftover materials by the material prepared by step (2), put into grinding distribution 2h in sand mill in the lump, regulation system pH value is 7, and uses deionized water regulation system viscosity, discharging and get final product.
By the ink printing obtained by the present embodiment on plastic rubber substrate, after it is completely dried, according to corresponding country examination criteria, the performance test results of this ink coating is:
| Detection project | Testing result |
| Viscosity | 1450mpa.s |
| Tinting strength, tinting power | 102 |
| Hardness (pencil hardness) | 3H |
| Adhesive force | 98% |
| Glossiness (60 DEG C of specular gloss instrument) | 62 |
| Thermostability (50 DEG C × 24h) | It is bad that coating is intact |
| Ethanol-tolerant, Acidity of Aikalinity | Invariant color, do not ftracture, do not fall off |
| Water resistant grade | 5 grades |
| Film sheet resistance | 86.2mΩ |
Claims (2)
1. the modified aqueous polyurethane ink of a conductive corrosion-resistant, it is characterized in that, this printing-ink is made up of the raw material of following weight portion: solid content is the aqueous polyurethane emulsion 40-50 of 30-40%, Hexafluorobutyl mathacrylate 8-10, aqueous pigment 10-20, copper nanoparticle 0.4-0.5, titanate coupling agent 0.1-0.2, glycidyl methacrylate 1-2, defoamer 0.01-0.02, aniline 4-5, graphene oxide 0.1-0.2, polycarboxylate dehydragent 0.1-0.2, deionized water 20-25, concentration is the ammonium persulfate aqueous solution 0.4-0.6 of 10-15%, dodecyl sodium sulfate 0.5-1.
The preparation method of the modified aqueous polyurethane ink of a kind of conductive corrosion-resistant the most as claimed in claim 1, it is characterised in that this preparation method is divided into following step:
(1) dodecyl sodium sulfate and deionized water are configured to mixed solution, aniline is added in solution, mixing 2-3h is stirred with the speed of 400-500 rev/min, drip the ammonium persulfate aqueous solution of 1/10 weight portion subsequently, rate of addition is 30 droplets/minute, hybrid reaction 12-16h after dropping, finally adds graphene oxide, copper nanoparticle, obtains composite emulsifying slurry standby after ultrasonic disperse 4-5h；
(2) aqueous polyurethane emulsion is put in four-hole boiling flask, add composite emulsifying slurry prepared by step (1), it is simultaneously added dropwise Hexafluorobutyl mathacrylate and the glycidyl methacrylate of 1/4 weight portion, high-speed stirred mixing 1-2h, subsequently reaction system is heated to 55-60 DEG C, add the surplus ammonium persulfate aqueous solution of 1/3 weight portion, it is warming up to 75-80 DEG C after stirring hybrid reaction 1.5-2h, drip Hexafluorobutyl mathacrylate and the ammonium persulfate aqueous solution of surplus again, 1-2h is reacted after dropping, reaction terminates rear solution and is cooled to room temperature, filter discharging；
(3) being mixed with other leftover materials by the material prepared by step (2), put into grinding distribution 2-3h in sand mill in the lump, regulation system pH value is 7-8, and uses deionized water regulation system viscosity, discharging and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297707.2A CN105820656A (en) | 2016-05-06 | 2016-05-06 | Conductive corrosion-resistant modified waterborne polyurethane ink and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297707.2A CN105820656A (en) | 2016-05-06 | 2016-05-06 | Conductive corrosion-resistant modified waterborne polyurethane ink and preparation method thereof |
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| Publication Number | Publication Date |
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| CN105820656A true CN105820656A (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610297707.2A Pending CN105820656A (en) | 2016-05-06 | 2016-05-06 | Conductive corrosion-resistant modified waterborne polyurethane ink and preparation method thereof |
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| CN (1) | CN105820656A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364306A (en) * | 2019-07-29 | 2019-10-22 | 浙江爱鑫电子科技有限公司 | A kind of water base stability electrocondution slurry and preparation method thereof |
| CN111978771A (en) * | 2019-05-21 | 2020-11-24 | 中车唐山机车车辆有限公司 | Modified graphene oxide, preparation method thereof, anticorrosive paint containing modified graphene oxide and preparation method |
| WO2022144573A1 (en) * | 2020-12-30 | 2022-07-07 | Arcelormittal | Antiviral formulation, antiviral filtering material, methods of preparation thereof and antiviral face mask |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101260179A (en) * | 2008-04-24 | 2008-09-10 | 东莞市宏达聚氨酯有限公司 | Method for preparing fluorine modifying water-base polyurethane emulsion, products and application thereof as industrial paint |
| CN103073953A (en) * | 2013-02-07 | 2013-05-01 | 苏州牛剑新材料有限公司 | Waterborne conductive ink and preparation method thereof |
-
2016
- 2016-05-06 CN CN201610297707.2A patent/CN105820656A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101260179A (en) * | 2008-04-24 | 2008-09-10 | 东莞市宏达聚氨酯有限公司 | Method for preparing fluorine modifying water-base polyurethane emulsion, products and application thereof as industrial paint |
| CN103073953A (en) * | 2013-02-07 | 2013-05-01 | 苏州牛剑新材料有限公司 | Waterborne conductive ink and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978771A (en) * | 2019-05-21 | 2020-11-24 | 中车唐山机车车辆有限公司 | Modified graphene oxide, preparation method thereof, anticorrosive paint containing modified graphene oxide and preparation method |
| CN111978771B (en) * | 2019-05-21 | 2022-03-01 | 中车唐山机车车辆有限公司 | Modified graphene oxide, preparation method thereof, anticorrosive paint containing modified graphene oxide and preparation method |
| CN110364306A (en) * | 2019-07-29 | 2019-10-22 | 浙江爱鑫电子科技有限公司 | A kind of water base stability electrocondution slurry and preparation method thereof |
| WO2022144573A1 (en) * | 2020-12-30 | 2022-07-07 | Arcelormittal | Antiviral formulation, antiviral filtering material, methods of preparation thereof and antiviral face mask |
| WO2022144679A1 (en) * | 2020-12-30 | 2022-07-07 | Arcelormittal | Antiviral formulation, antiviral filtering material, methods of preparation thereof and antiviral face mask. |
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Application publication date: 20160803 |
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| RJ01 | Rejection of invention patent application after publication |