CN105623476A - Aqueous external-use metal-printing white finish paint and preparation method thereof - Google Patents
Aqueous external-use metal-printing white finish paint and preparation method thereof Download PDFInfo
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- CN105623476A CN105623476A CN201410610957.8A CN201410610957A CN105623476A CN 105623476 A CN105623476 A CN 105623476A CN 201410610957 A CN201410610957 A CN 201410610957A CN 105623476 A CN105623476 A CN 105623476A
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- titanium dioxide
- finish paint
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- white finish
- aqueous external
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Abstract
The present invention provides aqueous external-use metal-printing white finish paint and a preparation method thereof, the white finish paint comprises, by mass, 25%-55% of aqueous epoxy acrylate resin, 5%-15% of alkyd resin, 35%-50% of titanium dioxide slurry, 5%-25% of propylene glycol ethyl ether and 0.1%-0.4% of an adhesion promoter, wherein the titanium dioxide slurry contains 25%-35% of water, 0.1%-1.2% of a wetting dispersing agent, 0.1%-0.4% of a defoamer, and balance of titanium dioxide. The aqueous external-use metal-printing white finish paint is less in volatile organic compound content, low in toxicity, less in air pollution, and environmentally friendly.
Description
Technical field
The present invention relates to a kind of tin graphed sheet whiting, particularly relate to a kind of aqueous external tin graphed sheet white finish paint and preparation method thereof.
Background technology
Development along with China's packaging industry, tank industry processed is expanded rapidly, the demand of chain Related product coatings for tin plate printing of simultaneously driving the industry quickly increases, tin graphed sheet refers to the process of printed patterns in metal sheets, and product type includes bucket and the tank etc. of beverage can food cans heat insulation tank electric cooker metal photo frame and fine chemical product. The modal metal printable fabric of tin graphed sheet is taggers tin (being commonly called as " tinplate "). Conventional coatings for tin plate printing belongs to thermohardening lacquer at present, is coated with through printing or roller coat and installs to metal surface, and then heated baking makes its crosslinking curing, forms tough and tensile film. The kind of coatings for tin plate printing is more, specifically includes that whiting, finishing oil, interlayer coatings, color ink etc., the wherein large usage quantity of whiting. Metal form and aspect due to sheet metal self, it is not suitable for printing Conventional color pictorial trademark, general multicolour pattern is imprinted on above white and could show color optimum efficiency, therefore, in the printing of sheet metal, to be first coated with one layer of whiting in metal surface, but current domestic and international widely used whiting is mainly solvent type resin coating, use procedure discharges substantial amounts of poisonous and harmful organic solvent, not only workmen's health can be produced injury, and environmental pollution can be caused.
Summary of the invention
It is an object of the invention to provide a kind of aqueous external tin graphed sheet white finish paint, it has good adhesive force, intensity and resist processing and comparatively environmental protection.
Another object of the present invention is to the preparation method providing a kind of aqueous external tin graphed sheet white finish paint, it is simple to operate, is beneficial to environmental protection.
For achieving the above object, the present invention provides a kind of aqueous external tin graphed sheet white finish paint, calculate in mass ratio, it comprises: the adhesion promoter of the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide;
The content of described water-based epoxy acrylic resin is 40%-44%.
Described wetting dispersing agent is powder wetting dispersing agent.
The preparation method that the present invention also provides for a kind of aqueous external tin graphed sheet white finish paint, comprises the following steps:
Step 1, provide raw material in mass ratio, adhesion promoter including: the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide;
Step 2, by water-based epoxy acrylic resin with prepare titanium dioxide slurry mix, more than grinding distribution 40min, then, scrape fineness so that fineness is less than or equal to 10 ��m;
Step 3, it is separately added into alkyd resin, propylene-glycol ethyl ether, adhesion promoter stirring at low speed 30min;
Step 4, detection index of correlation, after qualified, canned.
The content of described water-based epoxy acrylic resin is 40%-44%.
The manufacture method of described titanium dioxide slurry is: at ambient temperature, first the water of 55% is injected container, add whole wetting dispersing agent, defoamer and titanium dioxide, after stirring 30min with the speed of 3200r/min, then, add the water of remaining 45%, stir with the speed of 450-650r/min, and filtering, and then prepared titanium dioxide slurry.
Described wetting dispersing agent is powder wetting dispersing agent
In described step 5, detect qualified after, by the filter-cloth filtering of 180 orders, then fill.
Beneficial effects of the present invention: aqueous external tin graphed sheet white finish paint of the present invention and preparation method thereof; by waterborne epoxy modified acrylic resin and alkyd resin crosslinking curing; add certain auxiliary agent and white slurry obtains the aqueous external tin graphed sheet white finish paint with good adhesive force, intensity and resist processing of the present invention; reduce production cost; simultaneously; in waterborne epoxy modified acrylic resin, content of volatile organic compound is low, toxicity is little, atmospheric pollution is few, be beneficial to environmental conservation.
Detailed description of the invention
The present invention provides a kind of aqueous external tin graphed sheet white finish paint, calculate in mass ratio, it comprises: the adhesion promoter of the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide. By waterborne epoxy modified acrylic resin and alkyd resin crosslinking curing; add certain auxiliary agent and white slurry obtains the aqueous external tin graphed sheet white finish paint with good adhesive force, intensity and resist processing of the present invention; reduce production cost; simultaneously; in waterborne epoxy modified acrylic resin, VOC (VOC) content is low, toxicity is little, atmospheric pollution is few, be beneficial to environmental conservation.
Preferably, the content of described water-based epoxy acrylic resin is 40%-44%.
In the present embodiment, described wetting dispersing agent is powder wetting dispersing agent.
Comprise the following steps:
Step 1, provide raw material in mass ratio, adhesion promoter including: the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide.
Preferably, the content of described water-based epoxy acrylic resin is 40%-44%, and its content of volatile organic compound is low, toxicity is little, atmospheric pollution is few, is beneficial to environmental conservation.
Further, the manufacture method of described titanium dioxide slurry is: at ambient temperature, first the water of 55% is injected container, add whole wetting dispersing agent, defoamer and titanium dioxide, after stirring 30min with the speed of 3200r/min, it is subsequently adding the water of remaining 55%, stirs with the speed of 350-650r/min, and filtering, and then prepared titanium dioxide slurry.
And in the present embodiment, described wetting dispersing agent is powder wetting dispersing agent.
Step 2, by water-based epoxy acrylic resin with prepare titanium dioxide slurry mix, more than grinding distribution 40min, then, scrape fineness so that fineness is less than or equal to 10 ��m.
Step 3, it is separately added into alkyd resin, propylene-glycol ethyl ether, adhesion promoter stirring at low speed 30min.
Step 4, detection index of correlation, after qualified, canned.
In described step 5, detect qualified after, by the filter-cloth filtering of 180 orders, then fill.
In sum; aqueous external tin graphed sheet white finish paint of the present invention and preparation method thereof; by waterborne epoxy modified acrylic resin and alkyd resin crosslinking curing; add certain auxiliary agent and white slurry obtains the aqueous external tin graphed sheet white finish paint with good adhesive force, intensity and resist processing of the present invention; reduce production cost; meanwhile, in waterborne epoxy modified acrylic resin, content of volatile organic compound is low, toxicity is little, atmospheric pollution is few, is beneficial to environmental conservation.
The above, for the person of ordinary skill of the art, it is possible to conceive according to technical scheme and technology and make other various corresponding changes and deformation, and all these change and deform the protection domain that all should belong to the claims in the present invention.
Claims (8)
1. an aqueous external tin graphed sheet white finish paint, it is characterized in that, calculate in mass ratio, it comprises: the adhesion promoter of the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide.
2. aqueous external tin graphed sheet white finish paint as claimed in claim 1, it is characterised in that the content of described water-based epoxy acrylic resin is 40%-44%.
3. aqueous external tin graphed sheet white finish paint as claimed in claim 1, it is characterised in that described wetting dispersing agent is powder wetting dispersing agent.
4. the preparation method of an aqueous external tin graphed sheet white finish paint, it is characterised in that comprise the following steps:
Step 1), provide raw material in mass ratio, adhesion promoter including: the water-based epoxy acrylic resin of 25%-55%, the alkyd resin of 5%-15%, the titanium dioxide slurry of 35%-50%, the propylene-glycol ethyl ether of 5%-25% and 0.1%-0.4%, wherein, described titanium dioxide slurry comprises the defoamer of the water of 25%-35%, the wetting dispersing agent of 0.1%-1.2% and 0.1%-0.4%, and all the other are titanium dioxide;
Step 2), by water-based epoxy acrylic resin with prepare titanium dioxide slurry mix, more than grinding distribution 40min, then, scrape fineness so that fineness is less than or equal to 10 ��m;
Step 3), it is separately added into alkyd resin, propylene-glycol ethyl ether, adhesion promoter stirring at low speed 30min;
Step 4), detection index of correlation, after qualified, canned.
5. the preparation method of aqueous external tin graphed sheet white finish paint as claimed in claim 4, it is characterised in that the content of described water-based epoxy acrylic resin is 40%-44%.
6. the preparation method of aqueous external tin graphed sheet white finish paint as claimed in claim 4, it is characterized in that, the manufacture method of described titanium dioxide slurry is: at ambient temperature, first the water of 55% is injected container, adds whole wetting dispersing agent, defoamer and titanium dioxide, after stirring 40min with the speed of 3200r/min, then, add the water of remaining 45%, stir with the speed of 450-650r/min, and filtering, and then prepared titanium dioxide slurry.
7. the preparation method of aqueous external tin graphed sheet white finish paint as claimed in claim 4, it is characterised in that described wetting dispersing agent is powder wetting dispersing agent.
8. the preparation method of aqueous external tin graphed sheet white finish paint as claimed in claim 4, it is characterised in that in described step 5, detect qualified after, by the filter-cloth filtering of 180 orders, then fill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610957.8A CN105623476A (en) | 2014-11-04 | 2014-11-04 | Aqueous external-use metal-printing white finish paint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610957.8A CN105623476A (en) | 2014-11-04 | 2014-11-04 | Aqueous external-use metal-printing white finish paint and preparation method thereof |
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| CN105623476A true CN105623476A (en) | 2016-06-01 |
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| CN201410610957.8A Pending CN105623476A (en) | 2014-11-04 | 2014-11-04 | Aqueous external-use metal-printing white finish paint and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912981A (en) * | 2018-08-01 | 2018-11-30 | 广东金意陶陶瓷集团有限公司 | For the coating paste on porous ceramics surface, coating and Unglazed ceramic ceramic tile and preparation method thereof |
-
2014
- 2014-11-04 CN CN201410610957.8A patent/CN105623476A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912981A (en) * | 2018-08-01 | 2018-11-30 | 广东金意陶陶瓷集团有限公司 | For the coating paste on porous ceramics surface, coating and Unglazed ceramic ceramic tile and preparation method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160601 |
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| WD01 | Invention patent application deemed withdrawn after publication |