CN103756485B - Water-based is coated with tin graphed sheet whitewash and preparation method thereof outward - Google Patents
Water-based is coated with tin graphed sheet whitewash and preparation method thereof outward Download PDFInfo
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- CN103756485B CN103756485B CN201410025954.8A CN201410025954A CN103756485B CN 103756485 B CN103756485 B CN 103756485B CN 201410025954 A CN201410025954 A CN 201410025954A CN 103756485 B CN103756485 B CN 103756485B
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Abstract
The invention provides a kind of water-based and be coated with tin graphed sheet whitewash and preparation method thereof outward, described whitewash calculates in mass ratio, it comprises: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide.Whitewash of the present invention is by waterborne epoxy modified acrylic resin and amino resin crosslinked solidification; add certain auxiliary agent and white slurry to obtain a kind of water-based with good sticking power, intensity and resist processing and be coated with tin graphed sheet whitewash outward; reduce production cost; simultaneously; in waterborne epoxy modified acrylic resin, content of volatile organic compound is low, toxicity is little, few to topsoil, be beneficial to environment protection.
Description
Technical field
The present invention relates to a kind of tin graphed sheet whitewash, particularly relate to a kind of water-based and be coated with tin graphed sheet whitewash and preparation method thereof outward.
Background technology
Along with the development of China's packaging industry, tank industry processed is expanded rapidly, the demand of chain related products coatings for tin plate printing of simultaneously driving the industry increases fast, tin graphed sheet refers to the process of printed patterns in metal sheets, and product type comprises drink material tank ﹑ and eats product tank ﹑ and protect warm tank ﹑ and protect warm bottle ﹑ electricity meal pot ﹑ and play the bucket of tool ﹑ metal photo frame and fine chemical product and tank etc.The modal metal printable fabric of tin graphed sheet is Tinplate (being commonly called as " tinplate ").Conventional coatings for tin plate printing belongs to thermosetting coating at present, and be coated with through printing or roller coat and install to metallic surface, then heated baking makes its crosslinking curing, forms tough and tensile film.The kind of coatings for tin plate printing is more, mainly comprises: whitewash, coating oil, interlayer coatings, look ink etc., the wherein large usage quantity of whitewash.Due to the metal form and aspect of metal sheet self, be not suitable for printing Conventional color pictorial trademark, general multi color pattern is imprinted on ability display color best effect above white, therefore, in the printing of metal sheet, first one deck whitewash to be coated with in metallic surface, but current domestic and international widely used whitewash is mainly solvent type resin coating, discharge a large amount of poisonous and harmful organic solvents in use procedure, not only can produce injury to workmen's health, and can environmental pollution be caused.
Summary of the invention
The object of the present invention is to provide a kind of water-based to be coated with tin graphed sheet whitewash outward, it has good sticking power, intensity and resist processing, and comparatively environmental protection.
Another object of the present invention is to provide a kind of water-based to be coated with the preparation method of tin graphed sheet whitewash outward, it is simple to operate, is beneficial to environmental protection.
For achieving the above object, the invention provides a kind of water-based and be coated with tin graphed sheet whitewash outward, calculate in mass ratio, it comprises: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide.
The content of described waterborne epoxy modified acrylic resin is 38%-42%.
Described wetting dispersing agent is siliceous wetting dispersing agent.
The present invention also provides a kind of water-based to be coated with the preparation method of tin graphed sheet whitewash outward, comprises the following steps:
Step 1, to supply raw materials in mass ratio, comprise: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide;
Step 2, mixed with obtained titanium dioxide slurry by waterborne epoxy modified acrylic resin, more than grinding distribution 30min, then, scrapes fineness, makes fineness be less than or equal to 15 μm;
Step 3, add aminoresin, dipropylene glycol methyl ether, adhesion promoter stirring at low speed 20min respectively;
Step 4, detection index of correlation, after qualified, canned.
The content of described waterborne epoxy modified acrylic resin is 38%-42%.
The making method of described titanium dioxide slurry is: at ambient temperature, first the water of 50% is injected container, add whole wetting dispersing agents, defoamer and titanium dioxide again, after stirring 30min with the speed of 3000r/min, then, add the water of remaining 50%, stir with the speed of 400-600r/min, and filtering, and then obtained titanium dioxide slurry.
Described wetting dispersing agent is siliceous wetting dispersing agent.
In described step 5, detect qualified after, by 200 object filter-cloth filterings, then filling.
Beneficial effect of the present invention: water-based of the present invention is coated with tin graphed sheet whitewash and preparation method thereof outward; by waterborne epoxy modified acrylic resin and amino resin crosslinked solidification; add certain auxiliary agent and white slurry to obtain the water-based with good sticking power, intensity and resist processing of the present invention and be coated with tin graphed sheet whitewash outward; reduce production cost; simultaneously; in waterborne epoxy modified acrylic resin, content of volatile organic compound is low, toxicity is little, few to topsoil, be beneficial to environment protection.
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the present invention.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the schema that water-based of the present invention is coated with the preparation method of tin graphed sheet whitewash outward;
Fig. 2 be water-based of the present invention be coated with titanium dioxide slurry in the preparation method of tin graphed sheet whitewash outward prepare processing procedure figure;
Fig. 3 is the processing procedure figure that water-based of the present invention is coated with the preparation method of tin graphed sheet whitewash outward.
Embodiment
For further setting forth the technique means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
The invention provides a kind of water-based and be coated with tin graphed sheet whitewash outward, calculate in mass ratio, it comprises: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide.By waterborne epoxy modified acrylic resin and amino resin crosslinked solidification; add certain auxiliary agent and white slurry to obtain the water-based with good sticking power, intensity and resist processing of the present invention and be coated with tin graphed sheet whitewash outward; reduce production cost; simultaneously; in waterborne epoxy modified acrylic resin, volatile organic compounds (VOC) content is low, toxicity is little, few to topsoil, be beneficial to environment protection.
Preferably, the content of described waterborne epoxy modified acrylic resin is 38%-42%.
In the present embodiment, described wetting dispersing agent is siliceous wetting dispersing agent.
Refer to Fig. 1 to Fig. 3, the present invention also provides a kind of water-based to be coated with the preparation method of tin graphed sheet whitewash outward,
Comprise the following steps:
Step 1, to supply raw materials in mass ratio, comprise: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide.
Preferably, the content of described waterborne epoxy modified acrylic resin is 38%-42%, and its content of volatile organic compound is low, toxicity is little, few to topsoil, is beneficial to environment protection.
Further, refer to Fig. 2, the making method of described titanium dioxide slurry is: at ambient temperature, first the water of 50% is injected container, then adds whole wetting dispersing agents, defoamer and titanium dioxide, after stirring 30min with the speed of 3000r/min, then, add the water of remaining 50%, stir with the speed of 400-600r/min, and filtering, and then obtained titanium dioxide slurry.
And in the present embodiment, described wetting dispersing agent is siliceous wetting dispersing agent.
Step 2, mixed with obtained titanium dioxide slurry by waterborne epoxy modified acrylic resin, more than grinding distribution 30min, then, scrapes fineness, makes fineness be less than or equal to 15 μm.
Step 3, add aminoresin, dipropylene glycol methyl ether, adhesion promoter stirring at low speed 20min respectively.
Step 4, detection index of correlation, after qualified, canned.
In described step 5, detect qualified after, by 200 object filter-cloth filterings, then filling.
In sum; water-based of the present invention is coated with tin graphed sheet whitewash and preparation method thereof outward; by waterborne epoxy modified acrylic resin and amino resin crosslinked solidification; add certain auxiliary agent and white slurry to obtain the water-based with good sticking power, intensity and resist processing of the present invention and be coated with tin graphed sheet whitewash outward; reduce production cost; meanwhile, in waterborne epoxy modified acrylic resin, content of volatile organic compound is low, toxicity is little, few to topsoil, is beneficial to environment protection.
The above, for the person of ordinary skill of the art, can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection domain that all should belong to the claims in the present invention.
Claims (6)
1. a water-based is coated with tin graphed sheet whitewash outward, it is characterized in that, calculate by mass percentage, composed of the following components: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, each amounts of components sum is 100%; Described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide;
Described wetting dispersing agent is siliceous wetting dispersing agent.
2. water-based as claimed in claim 1 is coated with tin graphed sheet whitewash outward, and it is characterized in that, the content of described waterborne epoxy modified acrylic resin is 38%-42%.
3. water-based is coated with a preparation method for tin graphed sheet whitewash outward, it is characterized in that, comprises the following steps:
Step 1, to supply raw materials by mass percentage, be respectively: the adhesion promoter of the waterborne epoxy modified acrylic resin of 30%-50%, the aminoresin of 5%-10%, the titanium dioxide slurry of 40%-60%, the dipropylene glycol methyl ether of 5%-20% and 0.1%-0.3%, each amounts of components sum is 100%; Wherein, described titanium dioxide slurry comprises the defoamer of the water of 20%-30%, the wetting dispersing agent of 0.1%-1.3% and 0.2%-0.3%, and all the other are titanium dioxide;
Step 2, mixed with obtained titanium dioxide slurry by waterborne epoxy modified acrylic resin, more than grinding distribution 30min, then, scrapes fineness, makes fineness be less than or equal to 15 μm;
Step 3, add aminoresin, dipropylene glycol methyl ether, adhesion promoter stirring at low speed 20min respectively;
Step 4, detection index of correlation, after qualified, canned;
Described wetting dispersing agent is siliceous wetting dispersing agent.
4. water-based as claimed in claim 3 is coated with the preparation method of tin graphed sheet whitewash outward, and it is characterized in that, the content of described waterborne epoxy modified acrylic resin is 38%-42%.
5. water-based as claimed in claim 3 is coated with the preparation method of tin graphed sheet whitewash outward, it is characterized in that, the making method of described titanium dioxide slurry is: at ambient temperature, first the water of 50% is injected container, then adds whole wetting dispersing agents, defoamer and titanium dioxide, after stirring 30min with the speed of 3000r/min, then, add the water of remaining 50%, stir with the speed of 400-600r/min, and filtering, and then obtained titanium dioxide slurry.
6. water-based as claimed in claim 3 is coated with the preparation method of tin graphed sheet whitewash outward, it is characterized in that, in described step 4, detect qualified after, by 200 object filter-cloth filterings, then filling.
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| CN201410025954.8A CN103756485B (en) | 2014-01-20 | 2014-01-20 | Water-based is coated with tin graphed sheet whitewash and preparation method thereof outward |
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| CN103756485B true CN103756485B (en) | 2016-04-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104817923A (en) * | 2015-04-28 | 2015-08-05 | 安徽丹凤电子材料股份有限公司 | Preparation method of high-strength ferrous printing coatings |
| CN105802408A (en) * | 2016-05-30 | 2016-07-27 | 宿迁市三石包装容器有限公司 | Formulation of metal printing raw material special for chemical bucket |
| CN106010009A (en) * | 2016-07-08 | 2016-10-12 | 英德市邦士化工实业有限公司 | Environment-friendly water-based gloss oil |
| CN106118302A (en) * | 2016-07-19 | 2016-11-16 | 宜兴市巨人涂料有限公司 | A kind of preparation method for outdoor type water-based anticorrosive paint |
| CN106336750A (en) * | 2016-08-26 | 2017-01-18 | 蚌埠飞浦科技包装材料有限公司 | Milk powder packaging tin inner wall coating having high safety performance |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101818011A (en) * | 2010-04-28 | 2010-09-01 | 常州市科祥化工有限公司 | Water-based acrylic acid tape primer and preparation method thereof |
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| CN103184004B (en) * | 2013-03-14 | 2015-08-12 | 东莞大宝化工制品有限公司 | A kind of water-based crackle paint and preparation method thereof and method of application |
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| CN101818011A (en) * | 2010-04-28 | 2010-09-01 | 常州市科祥化工有限公司 | Water-based acrylic acid tape primer and preparation method thereof |
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Address after: Baoan District Shiyan town Shenzhen city Guangdong province 518000 house Rainbow Industrial City Patentee after: Shenzhen trillion new energy Limited by Share Ltd Address before: Baoan District Shiyan town Shenzhen city Guangdong province 518000 house Rainbow Industrial City Patentee before: Shenzhen Rainbow Fine Chemical Industry Co., Ltd. |