CN104231883A - Water-based baking finish used for metal plastic substrate - Google Patents
Water-based baking finish used for metal plastic substrate Download PDFInfo
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- CN104231883A CN104231883A CN201310230525.XA CN201310230525A CN104231883A CN 104231883 A CN104231883 A CN 104231883A CN 201310230525 A CN201310230525 A CN 201310230525A CN 104231883 A CN104231883 A CN 104231883A
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Abstract
The invention relates to baking finish and particularly relates to water-based baking finish used for a metal plastic substrate. The baking finish is mainly prepared from isophthalic acid, trimellitic anhydride, adipic acid, hexadecyl thionyl methylsuccinic anhydride, 1,4-butanediol, trimethylol propane, a tert-butyl cellosolve, water-soluble oil-free alkyd resin (100%), dimethylethanolamine, deionized water, titanium dioxide (R type), water-soluble tripolycyanamide (having a solid content of 100%) and a surface conditioner (an organosilicone type additive, 5H-30) by steps of preparing the water-soluble oil-free alkyd resin, preparing an aqueous resin solution, preparing color paste, and preparing white enamel paint from components of water-based paint to obtain a finished product.
Description
Technical field
The present invention relates to a kind of baking vanish, particularly a kind of water soluble resin baking vanish for metal plastic ground.
Background technology
Along with the understanding of the mankind to its hazardness and the attention to environment protection, the discharge that regulation strictly limits VOC is launched respectively in countries in the world, as European Union irective.99/13/CE regulation, Germany AT-luft regulation (atmospheric pollution law, 1992), 66 regulations of the U.S., CAA (air cleaning method, 1970), CAAA(air cleaning method amendment, 1990) [1]; China has also formulated some environmental regulations successively from the eighties in 20th century, at present, China's paint industry " 12 " planning clearly proposes " foundation of (annual turnover less than 2000 tons) below limit scale manufacturing enterprise, the access threshold of Environmentally friendly coatings can appropriately be lowerd ".Water-based stoving paint is the Main way of following coatings industry development, and the present invention produces a kind of water-based stoving paint for metal plastic ground meeting environmental protection standard.
Summary of the invention
The object of the invention is the foot overcoming prior art, a kind of water-based stoving paint for metal plastic ground is provided.
Its composition component composition is as under (weight percent):
(1) recipe optimization
Ingredients weight parts
M-phthalic acid 10-20
Trimellitic acid 1,2-anhydride 10-20
Adipic acid 10-20
16 thenyl Succinic anhydried 30-50
Isosorbide-5-Nitrae ~ butyleneglycol 10-30
Trihydroxymethyl propane 10-20
Tertiary butyl cellosolve 10-20
2) resin aqueous solution formula
Above-mentioned water-soluble oil-free alkyd resin (100%)
Dimethylethanolamine 99.0
Deionized water 5.74
3) paste formula
Above-mentioned resin aqueous solution 100.0
Titanium white (R type) 70.0
4) white enamel paint formula
Above-mentioned mill base 100.0
Above-mentioned resin aqueous solution 41.1
Watersoluble melamine (solid divides 100%) 6.2
Surface conditioner (silicon-type additive, 5H-30) 0.02
Deionized water adjusts solid to divide consumption
1, the preparation of water-soluble oil-free alkyd resin
In four mouthfuls of reaction flasks that agitator, thermometer, reflux exchanger, nitrogen ingress pipe and well heater are housed, by above-mentioned formula respectively addition enter m-phthalic acid, trimellitic acid 1,2-anhydride, after adipic acid, 16 thenyl Succinic anhydrieds, 1.4-butyleneglycol and trihydroxymethyl propane, under logical nitrogen, heat while stirring, be warming up to 230 DEG C of insulation 1.5h, then less than 190 DEG C are cooled to, esterification 2h, obtain the resultant of reaction that acid value is 50, then be cooled to less than 90 DEG C and add the dilution of tertiary butyl cellosolve, obtain water-soluble oil-free alkyd resin.
2. resin aqueous solution preparation
In a mixing tank, add water-soluble oil-free alkyd resin and dimethylethanolamine by above-mentioned formula, abundant mix and blend, then add deionized water adjustment solid and be divided into 35%, obtain resin water-soluble solution.
3. the preparation of mill base
By above-mentioned formula by after resin aqueous solution and titanium dioxide pre-mixing, add in sand mill and grind 1h, obtain stock white.
1. the preparation of components of waterborne paint-white enamel paint
In a mixing tank by above-mentioned formula add stock white, resin aqueous solution, watersoluble melamine and surface conditioner respectively after mix, then adjust viscosity (Ford cup #4 with deionized water, 25 DEG C) 25s, obtain the white enamel paint that solid is divided into 44.0% respectively.
Beneficial effect of the present invention: products obtained therefrom of the present invention, not only be water-soluble but also be the feature of environmental protection baking vanish without oily alkyd resin, during this paint spraying, wettability is good, paint film appearance does not grow dim, free of pinholes and pit, gloss 88%, pencil hardness H, sticking power 100/100(frame method), ply adhesion 100/100(frame method), more than shock-resistance 50cm, coating character (Sven-Gan Eriksson test-run a machine) 6.0mm, low temperature water tolerance (50 DEG C, 5d) is without exception, this paint excellent storage stability.
Embodiment
Embodiment: its composition component composition is as under (weight percent):
(1) recipe optimization
Ingredients weight parts
M-phthalic acid 19.0
Trimellitic acid 1,2-anhydride 11.0
Adipic acid 9.3
16 thenyl Succinic anhydrieds 44.0
Isosorbide-5-Nitrae ~ butyleneglycol 21.8
Trihydroxymethyl propane 15.9
Tertiary butyl cellosolve 12.1
2) resin aqueous solution formula
Above-mentioned water-soluble oil-free alkyd resin (100%)
Dimethylethanolamine 99.0
Deionized water 5.74
3) paste formula 151.
Above-mentioned resin water-soluble 100.0
Titanium white (R type) 70.0
4) white enamel paint formula
Above-mentioned mill base 100.0
Above-mentioned resin aqueous solution 41.1
Watersoluble melamine (solid divides 100%) 6.2
Surface conditioner (silicon-type additive, 5H-30) 0.02
Deionized water adjusts solid to divide consumption
1, the preparation of water-soluble oil-free alkyd resin
In four mouthfuls of reaction flasks that agitator, thermometer, reflux exchanger, nitrogen ingress pipe and well heater are housed, by above-mentioned formula respectively addition enter m-phthalic acid, trimellitic acid 1,2-anhydride, after adipic acid, 16 thenyl Succinic anhydrieds, 1.4-butyleneglycol and trihydroxymethyl propane, under logical nitrogen, heat while stirring, be warming up to 230 DEG C of insulation 1.5h, then less than 190 DEG C are cooled to, esterification 2h, obtain the resultant of reaction that acid value is 50, then be cooled to less than 90 DEG C and add the dilution of tertiary butyl cellosolve, obtain water-soluble oil-free alkyd resin.
2. resin aqueous solution preparation
In a mixing tank, add water-soluble oil-free alkyd resin and dimethylethanolamine by above-mentioned formula, abundant mix and blend, then add deionized water adjustment solid and be divided into 35%, obtain resin water-soluble solution.
3. the preparation of mill base
By above-mentioned formula by after resin aqueous solution and titanium dioxide pre-mixing, add in sand mill and grind 1h, obtain stock white.
2. the preparation of components of waterborne paint-white enamel paint
In a mixing tank by above-mentioned formula add stock white, resin aqueous solution, watersoluble melamine and surface conditioner respectively after mix, then adjust viscosity (Ford cup #4 with deionized water, 25 DEG C) 25s, obtain the white enamel paint that solid is divided into 44.0% respectively.
Construction and supporting requirement
To enter after surface conditioner the methods such as spraying, Kun painting, brushing all applicable, be applicable to metal substrate and the plastic bottom material applications such as household electrical appliances, common mechanical, automobile, after application, in 80 ~ 250 DEG C of baking 1 ~ 60min film-formings.
Claims (2)
1. for a water-based stoving paint for metal plastic ground, it is characterized in that: composition component composition is as under (weight percent):
Recipe optimization
Ingredients weight parts
M-phthalic acid 10-20
Trimellitic acid 1,2-anhydride 10-20
Adipic acid 10-20
16 thenyl Succinic anhydried 30-50
Isosorbide-5-Nitrae ~ butyleneglycol 10-30
Trihydroxymethyl propane 10-20
Tertiary butyl cellosolve 10-20
2) resin aqueous solution formula
Above-mentioned water-soluble oil-free alkyd resin (100%)
Dimethylethanolamine 99.0
Deionized water 5.74
3) paste formula
Above-mentioned resin aqueous solution 100.0
Titanium white (R type) 70.0
4) white enamel paint formula
Above-mentioned mill base 100.0
Above-mentioned resin aqueous solution 41.1
Watersoluble melamine (solid divides 100%) 6.2
Surface conditioner (silicon-type additive, 5H-30) 0.02
Deionized water adjusts solid to divide consumption.
2. according to right 1, its technology characteristics is: the preparation of a, water-soluble oil-free alkyd resin
In four mouthfuls of reaction flasks that agitator, thermometer, reflux exchanger, nitrogen ingress pipe and well heater are housed, by above-mentioned formula respectively addition enter m-phthalic acid, trimellitic acid 1,2-anhydride, after adipic acid, 16 thenyl Succinic anhydrieds, 1.4-butyleneglycol and trihydroxymethyl propane, under logical nitrogen, heat while stirring, be warming up to 230 DEG C of insulation 1.5h, then less than 190 DEG C are cooled to, esterification 2h, obtain the resultant of reaction that acid value is 50, then be cooled to less than 90 DEG C and add the dilution of tertiary butyl cellosolve, obtain water-soluble oil-free alkyd resin;
B. resin aqueous solution preparation
In a mixing tank, add water-soluble oil-free alkyd resin and dimethylethanolamine by above-mentioned formula, abundant mix and blend, then add deionized water adjustment solid and be divided into 35%, obtain resin water-soluble solution;
C. the preparation of mill base
By above-mentioned formula by after resin aqueous solution and titanium dioxide pre-mixing, add in sand mill and grind 1h, obtain stock white;
The preparation of d. components of waterborne paint-white enamel paint
In a mixing tank by above-mentioned formula add stock white, resin aqueous solution, watersoluble melamine and surface conditioner respectively after mix, then adjust viscosity (Ford cup #4 with deionized water, 25 DEG C) 25s, obtain the white magnetic baking vanish that solid is divided into 44.0% respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310230525.XA CN104231883A (en) | 2013-06-13 | 2013-06-13 | Water-based baking finish used for metal plastic substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310230525.XA CN104231883A (en) | 2013-06-13 | 2013-06-13 | Water-based baking finish used for metal plastic substrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104231883A true CN104231883A (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310230525.XA Pending CN104231883A (en) | 2013-06-13 | 2013-06-13 | Water-based baking finish used for metal plastic substrate |
Country Status (1)
| Country | Link |
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| CN (1) | CN104231883A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021795A (en) * | 2018-08-20 | 2018-12-18 | 深圳市漆友实业有限公司 | Kirsite automobile toy water high light high temperature baking vanish |
| CN109627937A (en) * | 2018-12-19 | 2019-04-16 | 重庆美涂科技有限公司 | A kind of abrasion-resistance water baking vanish and its manufacturing method |
-
2013
- 2013-06-13 CN CN201310230525.XA patent/CN104231883A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021795A (en) * | 2018-08-20 | 2018-12-18 | 深圳市漆友实业有限公司 | Kirsite automobile toy water high light high temperature baking vanish |
| CN109627937A (en) * | 2018-12-19 | 2019-04-16 | 重庆美涂科技有限公司 | A kind of abrasion-resistance water baking vanish and its manufacturing method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141224 |