CN103540244B - A kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof - Google Patents
A kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof Download PDFInfo
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- CN103540244B CN103540244B CN201310453623.XA CN201310453623A CN103540244B CN 103540244 B CN103540244 B CN 103540244B CN 201310453623 A CN201310453623 A CN 201310453623A CN 103540244 B CN103540244 B CN 103540244B
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Abstract
The invention discloses a kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof, it is made up of the raw material of following weight part: unsaturated polyester resin 80-100, dibenzoyl peroxide 2-3, vinylbenzene 5-10, N-BUTYL ACETATE 3-6, dibutyl tin laurate 0.2-0.4, cobalt iso-octoate 0.1-0.2, DMA 0.3-0.5, nano titanium oxide 3-5, compounded mix 5-10, phthalocyanine blue 20-30, enlightening height 750W wetting dispersing agent 0.4-0.6, auspicious rich L-520 defoamer 0.2-0.3, BYK-340 flow agent 0.5-0.8.Polyester finish coat of the present invention has higher gloss, sticking power, wear resistance and hardness, and solvent resistant, water-fast, oil resistant, acid and alkali-resistance, chemicals-resistant and have excellent weather resistance, its paint film is plentiful, can polish in surface, polishing, ornamental height, and snappiness is good, high-impact, fragility is low, meets the requirement of Mobile phone shielding case stainless steel color steel finish paint completely.
Description
Technical field
The present invention relates to a kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof, belong to Polyester Paint technical field.
Background technology
Mobile phone shielding case stainless steel color steel surface need spray one deck polyester finish coat, to play the effects such as protection, decoration.Although the paint film excellent combination property of polyester finish coat, hardness is high, hard wear resistant, and richness is high, heat-resisting, acid and alkali-resistance, oil resistant, solvent and number of chemical medicine.But still there is the shortcoming such as snappiness difference, shock resistance difference, easy embrittlement time stressed, causes that paint film is impaired not easily to be repaired.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof is provided, improve snappiness and the shock resistance of polyester finish coat paint film.
For achieving the above object, the technical solution used in the present invention is as follows:
For a polyester finish coat for Mobile phone shielding case stainless steel color steel, be made up of the raw material of following weight part:
Unsaturated polyester resin 80-100
Dibenzoyl peroxide 2-3
Vinylbenzene 5-10
N-BUTYL ACETATE 3-6
Dibutyl tin laurate 0.2-0.4
Cobalt iso-octoate 0.1-0.2
DMA 0.3-0.5
Nano titanium oxide 3-5
Compounded mix 5-10
Phthalocyanine blue 20-30
Enlightening height 750W wetting dispersing agent 0.4-0.6
Auspicious rich L-520 defoamer 0.2-0.3
BYK-340 flow agent 0.5-0.8;
Described compounded mix preparation method is as follows:
A. take kaolin, wollastonite and barite by weight 3-6:2-4:1-2 to mix, dry, pulverized 200-300 mesh sieve, drop in Scattered Kettle, add and be equivalent to powder gross weight 3-5 deionized water doubly, add the calcium lignin sulphonate of 3-5%, the trolamine of 2-3%, the ethoxylated dodecyl alcohol sodium sulfate of 3-4%, the dodecyl benzyl dimethyl ammonium chloride of 1-2%, the TriMethylolPropane(TMP) of 2-3% after stirring again, speed lapping is to uniform sizing material, stand-by;
B. the myo-Inositol hexaphosphate of the Sodium hexametaphosphate 99 of 3-4%, the Natvosol of 1-2%, the jade powder of 2-3%, the nano aluminum nitride of 1-2%, the urotropine of 2-3% and 1.5-2.5% is added in above-mentioned obtained slurry, high speed dispersion 20-30min under 50-60 DEG C of water bath condition, the polyacrylic acid of 5-10%, the polyvinylpyrrolidone of 3-6%, 2 of 2-3% are added again after cooling, 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.
A kind of preparation method of the polyester finish coat for Mobile phone shielding case stainless steel color steel, comprise the following steps: by formula rate, the raw material except unsaturated polyester resin, vinylbenzene and N-BUTYL ACETATE is added in dispersion machine, stirring at low speed 4-6min, slowly add vinylbenzene and N-BUTYL ACETATE again, moderate-speed mixer 10-15min, then be transferred in sand mill, add unsaturated polyester resin, speed lapping is down to less than 20 μm to mill base fineness, gets product.
Beneficial effect of the present invention:
Polyester finish coat of the present invention has higher gloss, sticking power, wear resistance and hardness, and solvent resistant, water-fast, oil resistant, acid and alkali-resistance, chemicals-resistant and have excellent weather resistance, its paint film is plentiful, can polish in surface, polishing, ornamental height, and snappiness is good, high resistance anti-impact, fragility is low, meets the requirement of Mobile phone shielding case stainless steel color steel finish paint completely.
Embodiment
For a polyester finish coat for Mobile phone shielding case stainless steel color steel, be made up of the raw material of following weight (kg):
Unsaturated polyester resin 95
Dibenzoyl peroxide 2.5
Vinylbenzene 8
N-BUTYL ACETATE 5
Dibutyl tin laurate 0.3
Cobalt iso-octoate 0.15
DMA 0.4
Nano titanium oxide 4
Compounded mix 5
Phthalocyanine blue 25
Enlightening height 750W wetting dispersing agent 0.5
Auspicious rich L-520 defoamer 0.2
BYK-340 flow agent 0.6;
Described compounded mix preparation method is as follows:
A. take kaolin, wollastonite and barite by weight 4:3:1 to mix, dry, pulverized 300 mesh sieves, drop in Scattered Kettle, add the deionized water being equivalent to powder gross weight 4 times, add the calcium lignin sulphonate of 4%, the trolamine of 3%, ethoxylated dodecyl alcohol sodium sulfate, the dodecyl benzyl dimethyl ammonium chloride of 1.5%, the TriMethylolPropane(TMP) of 2% of 3% after stirring again, speed lapping is to uniform sizing material, stand-by;
B. add in above-mentioned obtained slurry the Sodium hexametaphosphate 99 of 3%, 1.5% Natvosol, 2% jade powder, the nano aluminum nitride of 1.5%, the urotropine of 2.5% and 2% myo-Inositol hexaphosphate, high speed dispersion 25min under 55 DEG C of water bath condition, the polyacrylic acid of 8%, the polyvinylpyrrolidone of 4%, 2,2, the 4-trimethylammoniums-1 of 2% are added again after cooling, 3-pentanediol mono isobutyrate and 1.5% Lauryl Alcohol ester, high-speed stirring 40min, filters, and dries, pulverize, cross 400 mesh sieves.
A kind of preparation method of the polyester finish coat for Mobile phone shielding case stainless steel color steel, comprise the following steps: by formula rate, the raw material except unsaturated polyester resin, vinylbenzene and N-BUTYL ACETATE is added in dispersion machine, stirring at low speed 5min, slowly add vinylbenzene and N-BUTYL ACETATE again, moderate-speed mixer 12min, then be transferred in sand mill, add unsaturated polyester resin, speed lapping is down to less than 20 μm to mill base fineness, gets product.
The polyester finish coat obtained by above-described embodiment is sprayed at and is coated with on the hot-dip galvanizing sheet steel of epoxy primer, and baking-curing 10min at 190 DEG C of temperature, naturally cools to room temperature, after placing 24h, measures its paint film property.Its paint film property is as follows: build 16 μm, adhesion 1 grade, impact strength 48kgcm, snappiness 1mm, pencil hardness 2H.
Claims (2)
1. for a polyester finish coat for Mobile phone shielding case stainless steel color steel, it is characterized in that, be made up of the raw material of following weight part:
Unsaturated polyester resin 80-100
Dibenzoyl peroxide 2-3
Vinylbenzene 5-10
N-BUTYL ACETATE 3-6
Dibutyl tin laurate 0.2-0.4
Cobalt iso-octoate 0.1-0.2
DMA 0.3-0.5
Nano titanium oxide 3-5
Compounded mix 5-10
Phthalocyanine blue 20-30
Enlightening height 750W wetting dispersing agent 0.4-0.6
Auspicious rich L-520 defoamer 0.2-0.3
BYK-340 flow agent 0.5-0.8;
Described compounded mix preparation method is as follows:
A. take kaolin, wollastonite and barite by weight 3-6:2-4:1-2 to mix, dry, pulverized 200-300 mesh sieve, drop in Scattered Kettle, add and be equivalent to powder gross weight 3-5 deionized water doubly, add the calcium lignin sulphonate of 3-5%, the trolamine of 2-3%, the ethoxylated dodecyl alcohol sodium sulfate of 3-4%, the dodecyl benzyl dimethyl ammonium chloride of 1-2%, the TriMethylolPropane(TMP) of 2-3% after stirring again, speed lapping is to uniform sizing material, stand-by;
B. the myo-Inositol hexaphosphate of the Sodium hexametaphosphate 99 of 3-4%, the Natvosol of 1-2%, the jade powder of 2-3%, the nano aluminum nitride of 1-2%, the urotropine of 2-3% and 1.5-2.5% is added in above-mentioned obtained slurry, high speed dispersion 20-30min under 50-60 DEG C of water bath condition, the polyacrylic acid of 5-10%, the polyvinylpyrrolidone of 3-6%, 2 of 2-3% are added again after cooling, 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 for the polyester finish coat of Mobile phone shielding case stainless steel color steel as claimed in claim 1, it is characterized in that comprising the following steps: by formula rate, the raw material except unsaturated polyester resin, vinylbenzene and N-BUTYL ACETATE is added in dispersion machine, stirring at low speed 4-6min, slowly add vinylbenzene and N-BUTYL ACETATE again, moderate-speed mixer 10-15min, be transferred to again in sand mill, add unsaturated polyester resin, speed lapping is down to less than 20 μm to mill base fineness, gets product.
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| CN201310453623.XA CN103540244B (en) | 2013-09-29 | 2013-09-29 | A kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof |
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| CN201310453623.XA CN103540244B (en) | 2013-09-29 | 2013-09-29 | A kind of polyester finish coat for Mobile phone shielding case stainless steel color steel and preparation method thereof |
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| CN104403482A (en) * | 2014-11-11 | 2015-03-11 | 黄勇 | Preparation technology of insulation wear-resistant polyurethane paint |
| CN104745050A (en) * | 2015-03-31 | 2015-07-01 | 艾金富 | Corrosion resistant steel coating |
| CN106833306B (en) * | 2017-01-20 | 2018-09-28 | 江苏赛鑫树脂有限公司 | The anti-greening PE paints of one kind and its production method |
| CN106903032A (en) * | 2017-03-03 | 2017-06-30 | 山东冠洲股份有限公司 | A kind of corrosion-resistant, acid and alkali-resistance colored steel manufacture method |
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| CN1046743A (en) * | 1989-04-27 | 1990-11-07 | 牛留根 | Composite for luminous sculptures and method of manufacturing technology thereof |
| CN1221619C (en) * | 2001-04-25 | 2005-10-05 | 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 |
| EP3483195A1 (en) * | 2009-09-18 | 2019-05-15 | Swimc, LLC | 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 |
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Address after: 237161 Changjiang Jinggong Industrial Park, Economic Development Zone, Lu'an City, Anhui Province Patentee after: Anhui Wonderful-wall Color Coating Aluminium Science Technology Co.,Ltd. Address before: 237161 Changjiang fine industrial zone, Lu'an economic and Technological Development Zone, Anhui Patentee before: ANHUI WONDERFUL-WALL COLOR COATING ALUMINUM SCIENCE TECHNOLOGY CO.,LTD. |
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