CN103540245A - Polyester primer for computer panels and preparation method thereof - Google Patents
Polyester primer for computer panels and preparation method thereof Download PDFInfo
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- CN103540245A CN103540245A CN201310453626.3A CN201310453626A CN103540245A CN 103540245 A CN103540245 A CN 103540245A CN 201310453626 A CN201310453626 A CN 201310453626A CN 103540245 A CN103540245 A CN 103540245A
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Abstract
The invention discloses a polyester primer for computer panels and a preparation method thereof. The polyester primer is prepared from the following raw materials in parts by weight: 60-80 parts of unsaturated polyester resin, 20-40 parts of urea-formaldehyde resin, 2-3 parts of 2-butanone peroxide, 1-2 parts of hexamethylenetetramine, 4-8 parts of dimethylbenzene, 3-6 parts of ethyl acetate, 2-4 parts of n-butyl alcohol, 0.1-0.2 part of manganese naphthenate, 8-12 parts of titanium white, 5-10 parts of heavy calcium carbonate, 2-4 parts of zinc powder, 0.2-0.3 part of vapor-phase silicon dioxide, 5-10 parts of composite filler, 0.3-0.6 part of dispersant JUST-1201, 0.2-0.3 part of defoaming agent L-570 and 0.15-0.25 part of leveling agent BNK-306. The polyester primer has the advantages of excellent comprehensive properties, excellent adhesive force, excellent covering power, excellent wear resistance, excellent hardness, solvent resistance, heat resistance, oil resistance, corrosion resistance and weather resistance; the paint film has the advantages of high fullness, favorable leveling property, favorable sanding property and short sanding time; and thus, the polyester primer completely satisfies the requirements of different environments and various techniques for the computer panel primer.
Description
Technical field
The present invention relates to polyester priming paint and preparation method thereof for a kind of computer panel, belong to Polyester Paint technical field.
Background technology
Of a great variety for the polyester priming paint of computer panel application in the market.Although it is strong that most of polyester priming paint has ply adhesion, opacifying power is excellent, the advantage such as heat-resisting, acid and alkali-resistance, oil resistant, resistance to solvent and number of chemical medicine.But still exist and wear no resistance, cause painting face in when polishing easy to crack, thereby affect the spraying of finish paint.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, polyester priming paint and preparation method thereof for computer panel of a kind of excellent in abrasion resistance is provided.
For achieving the above object, the technical solution used in the present invention is as follows:
Use a polyester priming paint, by the raw material of following weight part, made:
Unsaturated polyester resin 60-80
Urea-formaldehyde resin 20-40
2-methylethyl ketone peroxide 2-3
Hexamethylenetetramine 1-2
Dimethylbenzene 4-8
Vinyl acetic monomer 3-6
Propyl carbinol 2-4
Manganese naphthenate 0.1-0.2
Titanium dioxide 8-12
Coarse whiting 5-10
Zinc powder 2-4
Aerosil 0.2-0.3
Compounded mix 5-10
Dispersion agent JUST-1201 0.3-0.6
Defoamer L-570 0.2-0.3
Flow agent BNK-306 0.15-0.25;
Described compounded mix preparation method is as follows:
A. by weight 3-6:2-4:1-2, taking kaolin, wollastonite and barite mixes, dry, pulverized 200-300 mesh sieve, drop in Scattered Kettle, add and be equivalent to powder gross weight 3-5 deionized water doubly, after stirring, add the calcium lignin sulphonate of 3-5%, the ethoxylated dodecyl alcohol sodium sulfate of the trolamine of 2-3%, 3-4%, the dodecyl benzyl dimethyl ammonium chloride of 1-2%, the TriMethylolPropane(TMP) of 2-3%, speed lapping is to uniform sizing material, stand-by again;
B. in the above-mentioned slurry making, add the Sodium hexametaphosphate 99 of 3-4%, the jade powder of the Natvosol of 1-2%, 2-3%, the nano aluminum nitride of 1-2%, the myo-Inositol hexaphosphate of the urotropine of 2-3% and 1.5-2.5%, high speed dispersion 20-30min under 50-60 ℃ of water bath condition, after cooling, add again the polyacrylic acid of 5-10%, the polyvinylpyrrolidone of 3-6%, 2-3% 2,2,4-trimethylammonium-1, the Lauryl Alcohol ester of 3-pentanediol mono isobutyrate and 1-2%, high-speed stirring 30-50min, filter, dry, pulverize, cross 300-400 mesh sieve.
The preparation method of polyester priming paint for a kind of computer panel, comprise the following steps: by formula rate, the raw material except unsaturated polyester resin, urea-formaldehyde resin, dimethylbenzene, vinyl acetic monomer and propyl carbinol is added in dispersion machine, stirring at low speed 5-8min, slowly add again dimethylbenzene, vinyl acetic monomer and propyl carbinol, middling speed stirs 12-16min, then is transferred in sand mill, adds unsaturated polyester resin and urea-formaldehyde resin, speed lapping to slurry fineness is down to below 20 μ m, gets product.
Beneficial effect of the present invention:
Polyester priming paint excellent combination property of the present invention, there is good sticking power, opacifying power, wear resistance and hardness, resistance to solvent, heat-resisting, oil resistant, corrosion-resistant and weathering resistance, its paint film fullness ratio is high, good leveling property, grinability is good, the polishing time is short, meets the requirement of varying environment, polytechnic computer panel priming paint completely.
embodiment
Use a polyester priming paint, by the raw material of following weight (kg), made:
Unsaturated polyester resin 70
Urea-formaldehyde resin 30
2-methylethyl ketone peroxide 2.5
Hexamethylenetetramine 1.5
Dimethylbenzene 6
Vinyl acetic monomer 4
Propyl carbinol 3
Manganese naphthenate 0.15
Titanium dioxide 10
Coarse whiting 8
Zinc powder 3
Aerosil 0.2
Compounded mix 8
Dispersion agent JUST-1201 0.4
Defoamer L-570 0.2
Flow agent BNK-306 0.2;
Described compounded mix preparation method is as follows:
A. by weight 5:3:2, taking kaolin, wollastonite and barite mixes, dry, pulverized 300 mesh sieves, drop in Scattered Kettle, add the deionized water that is equivalent to 4 times of powder gross weights, after stirring, add 4% calcium lignin sulphonate, 3% trolamine, 3% ethoxylated dodecyl alcohol sodium sulfate, 1.5% dodecyl benzyl dimethyl ammonium chloride, 2% TriMethylolPropane(TMP), speed lapping is to uniform sizing material, stand-by again;
B. in the above-mentioned slurry making, add 3% Sodium hexametaphosphate 99,1% Natvosol, 2% jade powder, 1.5% nano aluminum nitride, 2% urotropine and 2% myo-Inositol hexaphosphate, high speed dispersion 20min under 60 ℃ of water bath condition, after cooling, add again 7% polyacrylic acid, 4% polyvinylpyrrolidone, 2% 2,2,4-trimethylammonium-1,3-pentanediol mono isobutyrate and 1.5% Lauryl Alcohol ester, high-speed stirring 40min, filters, and dries, pulverize, cross 400 mesh sieves.
The preparation method of polyester priming paint for a kind of computer panel, comprise the following steps: by formula rate, the raw material except unsaturated polyester resin, urea-formaldehyde resin, dimethylbenzene, vinyl acetic monomer and propyl carbinol is added in dispersion machine, stirring at low speed 6min, slowly add again dimethylbenzene, vinyl acetic monomer and propyl carbinol, middling speed stirs 14min, then is transferred in sand mill, adds unsaturated polyester resin and urea-formaldehyde resin, speed lapping to slurry fineness is down to below 20 μ m, gets product.
The polyester priming paint that above-described embodiment is made is sprayed on hot-dip galvanizing sheet steel, and baking-curing 15min at 180 ℃ of temperature, naturally cools to room temperature, places after 24h, measures its paint film property.Its paint film property is as follows: build 22 μ m, adhesion 1 grade, impact strength 52 kgcm, snappiness 1mm, pencil hardness 2H.
Claims (2)
1. a computer panel polyester priming paint, is characterized in that, by the raw material of following weight part, is made:
Unsaturated polyester resin 60-80
Urea-formaldehyde resin 20-40
2-methylethyl ketone peroxide 2-3
Hexamethylenetetramine 1-2
Dimethylbenzene 4-8
Vinyl acetic monomer 3-6
Propyl carbinol 2-4
Manganese naphthenate 0.1-0.2
Titanium dioxide 8-12
Coarse whiting 5-10
Zinc powder 2-4
Aerosil 0.2-0.3
Compounded mix 5-10
Dispersion agent JUST-1201 0.3-0.6
Defoamer L-570 0.2-0.3
Flow agent BNK-306 0.15-0.25;
Described compounded mix preparation method is as follows:
A. by weight 3-6:2-4:1-2, taking kaolin, wollastonite and barite mixes, dry, pulverized 200-300 mesh sieve, drop in Scattered Kettle, add and be equivalent to powder gross weight 3-5 deionized water doubly, after stirring, add the calcium lignin sulphonate of 3-5%, the ethoxylated dodecyl alcohol sodium sulfate of the trolamine of 2-3%, 3-4%, the dodecyl benzyl dimethyl ammonium chloride of 1-2%, the TriMethylolPropane(TMP) of 2-3%, speed lapping is to uniform sizing material, stand-by again;
B. in the above-mentioned slurry making, add the Sodium hexametaphosphate 99 of 3-4%, the jade powder of the Natvosol of 1-2%, 2-3%, the nano aluminum nitride of 1-2%, the myo-Inositol hexaphosphate of the urotropine of 2-3% and 1.5-2.5%, high speed dispersion 20-30min under 50-60 ℃ of water bath condition, after cooling, add again the polyacrylic acid of 5-10%, the polyvinylpyrrolidone of 3-6%, 2-3% 2,2,4-trimethylammonium-1, the Lauryl Alcohol ester of 3-pentanediol mono isobutyrate and 1-2%, high-speed stirring 30-50min, filter, dry, pulverize, cross 300-400 mesh sieve.
2. the preparation method of polyester priming paint for a computer panel as claimed in claim 1, it is characterized in that comprising the following steps: by formula rate, the raw material except unsaturated polyester resin, urea-formaldehyde resin, dimethylbenzene, vinyl acetic monomer and propyl carbinol is added in dispersion machine, stirring at low speed 5-8min, slowly add again dimethylbenzene, vinyl acetic monomer and propyl carbinol, middling speed stirs 12-16min, be transferred to again in sand mill, add unsaturated polyester resin and urea-formaldehyde resin, speed lapping to slurry fineness is down to below 20 μ m, gets product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453626.3A CN103540245B (en) | 2013-09-29 | 2013-09-29 | A kind of computer panel polyester priming paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453626.3A CN103540245B (en) | 2013-09-29 | 2013-09-29 | A kind of computer panel polyester priming paint and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN103540245A true CN103540245A (en) | 2014-01-29 |
| CN103540245B CN103540245B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310453626.3A Active CN103540245B (en) | 2013-09-29 | 2013-09-29 | A kind of computer panel polyester priming paint and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104789081A (en) * | 2015-05-08 | 2015-07-22 | 南通天燕纺织器材有限公司 | Wear-resistant woody shuttle |
| CN109825987A (en) * | 2019-03-14 | 2019-05-31 | 合肥合兴涂镀钢板有限公司 | A kind of corrosion-resistant panel and its preparation process of washing machine shell |
| US11920059B2 (en) | 2018-07-02 | 2024-03-05 | Nippon Telegraph And Telephone Corporation | Coating material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046743A (en) * | 1989-04-27 | 1990-11-07 | 牛留根 | Composite for luminous sculptures and method of manufacturing technology thereof |
| CN1382754A (en) * | 2001-04-25 | 2002-12-04 | 金刚高丽化学 | Bottom coated polyester for anti-rust precoating outdoor metal safety guard |
| CN102153942A (en) * | 2008-12-17 | 2011-08-17 | 汪柏寿 | Anti-pollution coating |
| WO2012017552A1 (en) * | 2010-08-06 | 2012-02-09 | リケンテクノス株式会社 | Paint for metallized film and laminated body |
| CN102741319A (en) * | 2009-09-18 | 2012-10-17 | 威士伯采购公司 | Polyurethane coating composition |
-
2013
- 2013-09-29 CN CN201310453626.3A patent/CN103540245B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046743A (en) * | 1989-04-27 | 1990-11-07 | 牛留根 | Composite for luminous sculptures and method of manufacturing technology thereof |
| CN1382754A (en) * | 2001-04-25 | 2002-12-04 | 金刚高丽化学 | Bottom coated polyester for anti-rust precoating outdoor metal safety guard |
| CN102153942A (en) * | 2008-12-17 | 2011-08-17 | 汪柏寿 | Anti-pollution coating |
| CN102741319A (en) * | 2009-09-18 | 2012-10-17 | 威士伯采购公司 | Polyurethane coating composition |
| WO2012017552A1 (en) * | 2010-08-06 | 2012-02-09 | リケンテクノス株式会社 | Paint for metallized film and laminated body |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104789081A (en) * | 2015-05-08 | 2015-07-22 | 南通天燕纺织器材有限公司 | Wear-resistant woody shuttle |
| US11920059B2 (en) | 2018-07-02 | 2024-03-05 | Nippon Telegraph And Telephone Corporation | Coating material |
| CN109825987A (en) * | 2019-03-14 | 2019-05-31 | 合肥合兴涂镀钢板有限公司 | A kind of corrosion-resistant panel and its preparation process of washing machine shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103540245B (en) | 2016-01-13 |
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