CN102533027B - Aqueous plastic paint and construction method thereof - Google Patents

Aqueous plastic paint and construction method thereof Download PDF

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Publication number
CN102533027B
CN102533027B CN201110444661.XA CN201110444661A CN102533027B CN 102533027 B CN102533027 B CN 102533027B CN 201110444661 A CN201110444661 A CN 201110444661A CN 102533027 B CN102533027 B CN 102533027B
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China
Prior art keywords
minutes
paint
aqueous
plastic paint
stir
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Expired - Fee Related
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CN201110444661.XA
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Chinese (zh)
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CN102533027A (en
Inventor
刘永清
吴圣全
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WENZHOU LINLINQI TECHNOLOGY CO LTD
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WENZHOU LINLINQI TECHNOLOGY CO LTD
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Abstract

The invention discloses an aqueous plastic paint which comprises the following components by weight percent: 5% of purified water, 70% of (50-100 nano particle size) thermoplastic aqueous acrylic emulsion, 15% of ethanol, 1.7% of alkaline association type thickening agent, 3.4% of dodecyl ester film-forming adjuvant, 0.04% of non-silicone mineral oil defoaming agent, 0.3% of dimethylethanolamine, 0.06% of flatting agent and 4.5% of non-resin aqueous color paste. According to the invention, a nano thermoplastic aqueous acrylic acid resin is adopted, thus a paint film is good in adhesive power; and main raw materials in the formula belong to an aqueous system, and no toxic organic solvent is contained in the formula. Simultaneously, through using a construction method disclosed by the invention, the rapid film formation at room temperature is achieved in normal temperature environment; and in the common coating environment, the aqueous plastic paint has small possibility of adsorbing environment dust to generate particles.

Description

A kind of aqueous plastic paint and constructional method thereof
Technical field
The present invention relates to a kind of aqueous plastic paint, and this aqueous plastic paint is used for to the constructional method of plastics.
Background technology
Plastic paint application is very extensive, comprises the plastic component such as motorcycle, power truck, the helmet, TV, computer, air-conditioning, refrigerator, water dispenser etc.Plastics are painted kind and are mainly contained polyurethane paint, acrylic paint, Vinylite alkene and epoxy resin-based paint, because the solvent of these paint is the poisonous organic solvents such as lacquer thinner, toluene, dimethylbenzene, poisonous organic solvent is understood the healthy of harmful to human, it is inflammable and explosive simultaneously, has hidden fire-fighting danger.And water-miscible paint is started with from material itself, solved paint inflammable and explosive, injure shortcoming healthy, polluted air environment, therefore aqueous plastic paint replaces conventional solvent type paint, has been irreversible trend.
At present, aqueous plastic paint is mostly also in the scientific payoffs stage.External aqueous plastic paint is higher to application conditional request, as requires 23 ± 2 ℃ of constant temperature, and constant humidity 50 ± 5% conditions, require spray gun atomization ability superpower, requires to toast within the scope of spraying 5 ± 2 minutes.And domestic common painting environment; temperature is at 5~35 ℃; humidity is less than 85%, after spraying, is difficult to realize in the short period of time toast, such as; plastic helmet; need to be placed on a kind of special shelf with protection coating surface, the helmet of a shelfful of spraying needs more than 30 minutes, after 30 minutes, just likely to toast conventionally; therefore, need a kind of constructional method of the aqueous plastic paint that meets common painting environment.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of aqueous plastic paint and constructional method thereof that meets common painting environment is provided.
A kind of aqueous plastic paint of the present invention comprises the component of following weight per-cent: pure water 5; (50~100 nanometer particle size) thermoplastic aqueous acrylic emulsion 70; Ethanol 15; Alkali associative thickener 1.7; Alcohol ester 12 film coalescence aid 3.4; Non-silicone mineral oil is defoamer 0.04; Dimethylethanolamine 0.3; Flow agent 0.06; Without resin aqueous color paste 4.5.
This aqueous plastic paint constructional method, comprises the steps:
(1) surface treatment
Blank is with after sand papering, and electrostatic precipitation mode cleans plastics blank surface;
(2) aerial spraying
Adopt conventional upper tank rifle or lower tank rifle, spray gun air pressure range is 0.4MPa~0.8MPa, and spray gun is 120~200mm to the distance of workpiece, adjusts aqueous plastic paint viscosity: when temperature is greater than 30 ℃, be 12~15S, be 14~18S when temperature is less than 10 ℃;
(3) baking-curing
After paint film normal temperature surface drying, toast, workpiece surface storing temperature is 60~70 ℃, and soaking time is 30~40min, after having toasted, places after 120 minutes basic solidifying under normal temperature condition, can pack;
(4) service check
Aqueous plastic paint baking vanish part, after 7 days, carries out weather-proof, water-fast, acidproof, alkaline resistance properties detection; In baking, complete after 2 hours, paint film appearance, gloss, aberration, sticking power are tested.
Compared with prior art, a kind of aqueous plastic paint of the present invention adopts nano level thermoplasticity water-borne acrylic resin, its second-order transition temperature high (Tg60 ℃), film-forming temperature low (MFT5 ℃), paint film adhesion is good, good, the anti-after tackiness of film forming properties is good, by optimizing the ratio of ethanol, guaranteeing to improve water-miscible paint evaporation rate under the nonflammable prerequisite of aqueous plastic paint of the present invention, realized the fast filming under normal temperature environment, under common painting environment, be difficult for absorption environment dust and produce particle.
Embodiment
A kind of aqueous plastic paint of the present invention comprises the component of following weight per-cent: pure water 5; (50~100 nanometer particle size) thermoplastic aqueous acrylic emulsion 70; Ethanol 15; Alkali associative thickener 1.7; Alcohol ester 12 film coalescence aid 3.4; Non-silicone mineral oil is defoamer 0.04; Dimethylethanolamine (PH conditioning agent) 0.3; Flow agent (BYK346) 0.06; Without resin aqueous black paste 4.5.
Described aqueous plastic paint (black) is formulated as follows:
(1) varnish preparation
In the container that high speed dispersor is housed, add pure water, under the whipped state of 300 revs/min of rotating speeds, add 50~100 nanometer particle size thermoplastic aqueous acrylic emulsions, stir after 2 minutes, add ethanol, high speed dispersor rotating speed is transferred to 450 revs/min, add alcohol ester 12 film coalescence aid, stir 3 minutes, add again alkali associative thickener to stir 5 minutes, dimethylethanolamine is slowly added in container, high speed dispersor rotating speed is transferred to 500 revs/min, stir 10 minutes, adding non-silicone mineral oil is defoamer, stir 2 minutes, add flow agent, stir after 20 minutes, obtain varnish.
(2) colored paint preparation
The varnish that adds step (1) to make in the container that high speed dispersor is housed, adjusting rotating speed is 400 revs/min, adds without resin aqueous black paste, stirs after 10 minutes, by high speed dispersor adjustment of rotational speed, be 300 revs/min, stir and obtain described aqueous plastic paint after 20 minutes.
The constructional method of described aqueous plastic paint, comprises the steps:
(1) surface treatment
Blank is with after sand papering, and electrostatic precipitation mode cleans plastics blank surface;
(2) aerial spraying
Adopt conventional upper tank rifle or lower tank rifle, spray gun air pressure range is 0.6MPa, and spray gun is 150mm to the distance of workpiece, and adjusting aqueous plastic paint viscosity is 15S;
(3) baking-curing
After paint film normal temperature surface drying, toast, workpiece surface storing temperature is 60 ℃, and soaking time is 30min, after having toasted, under normal temperature condition, place after 120 minutes basic solidifying, paint film appearance, gloss, aberration, sticking power are tested and met after national standard, can pack.

Claims (2)

1. an aqueous plastic paint, is characterized in that described aqueous plastic paint comprises the component of following weight per-cent:
Figure RE-FDA0000456710410000011
Described aqueous plastic paint is prepared as follows:
(1) varnish preparation
In the container that high speed dispersor is housed, add pure water, under the whipped state of 300 revs/min of rotating speeds, add 50~100 nanometer particle size thermoplastic aqueous acrylic emulsions, stir after 2 minutes, add ethanol, high speed dispersor rotating speed is transferred to 450 revs/min, add alcohol ester 12 film coalescence aid, stir 3 minutes, add again alkali associative thickener to stir 5 minutes, dimethylethanolamine is slowly added in container, high speed dispersor rotating speed is transferred to 500 revs/min, stir 10 minutes, adding non-silicone mineral oil is defoamer, stir 2 minutes, add flow agent, stir after 20 minutes, obtain varnish,
(2) colored paint preparation
The varnish that adds step (1) to make in the container that high speed dispersor is housed, adjusting rotating speed is 400 revs/min, adds without resin aqueous color paste, stirs after 10 minutes, by high speed dispersor adjustment of rotational speed, be 300 revs/min, stir and obtain described aqueous plastic paint after 20 minutes.
2. according to a kind of aqueous plastic paint constructional method claimed in claim 1, it is characterized in that comprising the steps:
(1) surface treatment
Blank is with after sand papering, and electrostatic precipitation mode cleans plastics blank surface;
(2) aerial spraying
Adopt conventional upper tank rifle or lower tank rifle, spray gun air pressure range is 0.4MPa~0.8MPa, and spray gun to the distance of workpiece is
120~200mm, adjusts aqueous plastic paint viscosity: when temperature is greater than 30 ℃, be 12~15S, when temperature is less than 10 ℃, be
14~18S;
(3) baking-curing
After paint film normal temperature surface drying, toast, workpiece surface storing temperature is 60~70 ℃, and soaking time is 30~40min,
After having toasted, under normal temperature condition, place after 120 minutes basic solidifying, can pack;
(4) service check
Aqueous plastic paint baking vanish part, after 7 days, carries out weather-proof, water-fast, acidproof, alkaline resistance properties detection; In baking, complete after 2 hours, paint film appearance, gloss, aberration, sticking power are tested.
CN201110444661.XA 2011-12-27 2011-12-27 Aqueous plastic paint and construction method thereof Expired - Fee Related CN102533027B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110444661.XA CN102533027B (en) 2011-12-27 2011-12-27 Aqueous plastic paint and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110444661.XA CN102533027B (en) 2011-12-27 2011-12-27 Aqueous plastic paint and construction method thereof

Publications (2)

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CN102533027A CN102533027A (en) 2012-07-04
CN102533027B true CN102533027B (en) 2014-04-16

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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103146011A (en) * 2013-03-05 2013-06-12 合肥美的荣事达电冰箱有限公司 Method for protecting plastic piece of refrigeration equipment and refrigeration equipment
CN103525221A (en) * 2013-10-16 2014-01-22 东来涂料技术(上海)有限公司 Aqueous automobile airbag cover paint and preparation method thereof
CN103525222A (en) * 2013-10-16 2014-01-22 东来涂料技术(上海)有限公司 Aqueous single-component automobile trim paint and preparation method thereof
CN108864854A (en) * 2018-07-13 2018-11-23 安徽康瑞高科新材料技术工程有限公司 A kind of ABS plastic one-component priming paint and preparation method thereof
CN109225782A (en) * 2018-11-14 2019-01-18 徐州美世通电动车有限公司 A kind of electromobile frame coating processing technology
CN111019446A (en) * 2019-12-31 2020-04-17 濮阳绿洁新材料科技有限公司 PVC (polyvinyl chloride) upper care agent and preparation method thereof
CN111822303A (en) * 2020-04-10 2020-10-27 中磁科技股份有限公司 Coating process of neodymium iron boron product
CN112322127A (en) * 2020-11-07 2021-02-05 东莞利法宝玩具制品有限公司 Water-based paint and application thereof
CN112676133A (en) * 2020-12-01 2021-04-20 成都宏明双新科技股份有限公司 Water-based paint spraying process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101407656B (en) * 2008-11-14 2011-08-17 上海维凯化学品有限公司 Environment-friendly type moldable aqueous transfer coating, preparation and use thereof

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