CN104109440A - Waterproof weather-resistant acrylate exterior wall coating - Google Patents

Waterproof weather-resistant acrylate exterior wall coating Download PDF

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Publication number
CN104109440A
CN104109440A CN201410310506.2A CN201410310506A CN104109440A CN 104109440 A CN104109440 A CN 104109440A CN 201410310506 A CN201410310506 A CN 201410310506A CN 104109440 A CN104109440 A CN 104109440A
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parts
weight
water
emulsion
acrylic ester
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CN104109440B (en
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胡昌悌
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Hebei Chenyang Industry and Trade Group Co Ltd
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Wuhu Shuangbao Building Material Co Ltd
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Abstract

The invention discloses a waterproof weather-resistant acrylate exterior wall coating, comprising the following raw materials by weight: 20 to 30% of acrylate emulsion, 5 to 15% of ethylene-vinyl acetate copolymer emulsion, 20 to 30% of paraffin emulsion, 2 to 6% of propylene glycol monomethyl ether acetate and 40 to 50% of an accessory material. The acrylate emulsion is prepared through the following process procedures: placing 40 to 55 parts by weight of acrylate copolymer emulsion and 40 to 50 parts by weight of a silica sol in a reactor; carrying out high-speed uniform stirring at 65 to 70 DEG C; and then adding 2 to 4 parts of a coupling agent and 2 to 4 parts of modified sodium laurylsulfate and carrying out uniform stirring. The accessory material comprises, by weight, 10 to 16 parts of barite powder, 10 to 15 parts of wollastonite powder, 15 to 20 parts of titanium dioxide, 0.5 to 1.3 parts of a wetting dispersant, 1.5 to 3 parts of an antifoaming agent, 1 to 1.5 parts of hydroxyethyl cellulose, 1 to 1.8 parts of 1,2-benzoisothiazole-3-one, 1 to 1.2 parts of ammonia water and 6 to 12 parts of water.

Description

A kind of water-proof climate resisting acrylate paint for external wall
Technical field
The present invention relates to acrylate paint technical field, relate in particular to a kind of water-proof climate resisting acrylate paint for external wall.
Background technology
The Cultivar development of China's waterproof paint is very rapid, at present, develop the waterproof paint of many excellent propertys, as many kinds such as high temperature waterproof paint, antistatic waterproof paint, high elasticity water-proof paint, nontoxic waterproof paints, along with the continually developing and applying of high-performance waterproof paint, waterproof paint research is had to important scientific value and social value.Although waterproof paint development rapidly, the weather resistance of waterproof paint and water resistance are to be further improved in addition.
Summary of the invention
The present invention proposes a kind of water-proof climate resisting acrylate paint for external wall, water resistance is good, weather resistance excellence, long service life.
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 20-30% acrylic ester emulsion, 5-15% ethylene-vinyl acetate copolymer emulsion, 20-30% paraffin wax emulsions, 2-6% 1-Methoxy-2-propyl acetate and 40-50% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 40-55 part elastic acrylic ester copolymerization thing emulsion, 40-50 part silicon sol is placed in reactor, at 65-70 DEG C, high-speed stirring is even, then adds 2-4 part coupling agent and 2-5 part modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: ground barium sulfate 10-16 part, wollastonite powder 10-15 part, titanium dioxide 15-20 part, wetting dispersing agent 0.5-1.3 part, defoamer 1.5-3 part, Natvosol 1-1.5 part, 1,2-benzisothiazole-3-ketone 1-1.8 part, ammoniacal liquor 1-1.2 part, water 6-12 part.
Preferably, its raw materials by weight comprises: acrylic ester emulsion, ethylene-vinyl acetate copolymer emulsion and paraffin wax emulsions shared weight percent in raw material is no less than 50%.
Preferably, the weight ratio of acrylic ester emulsion, ethylene-vinyl acetate copolymer emulsion and paraffin wax emulsions is 20-25:10-15:25-30.
Preferably, its raw materials by weight comprises: 20% acrylic ester emulsion, 10% ethylene-vinyl acetate copolymer emulsion, 25% paraffin wax emulsions, 5% 1-Methoxy-2-propyl acetate and 40% auxiliary material.
Preferably, described acrylic ester emulsion adopts following technique preparation: by weight by 50 parts of elastic acrylic ester copolymerization thing emulsions, 45 parts of silicon sol are placed in reactor, and at 68 DEG C, high-speed stirring is even, then add 3.5 parts of coupling agents and 3 parts of modification bay alcohol radical sodium sulfate to stir and make.
Preferably, auxiliary material comprises by weight: ground barium sulfate 14-16 part, wollastonite powder 12-14 part, titanium dioxide 16-18 part, wetting dispersing agent 1-1.2 part, defoamer 1.6-2 part, Natvosol 1.2-1.4 part, 1,2-benzisothiazole-3-ketone 1-1.4 part, ammoniacal liquor 1-1.2 part, water 10-12 part.
Preferably, auxiliary material comprises by weight: 15 parts of ground barium sulfates, 13 parts of wollastonite powder, 17 parts of titanium dioxides, 1.2 parts of wetting dispersing agents, 2 parts of defoamers, 1.3 parts of Natvosols, 1.2 parts of 1,2-benzisothiazole-3-ketones, 1.2 parts of ammoniacal liquor, 12 parts, water.
In the present invention, acrylic ester emulsion water resistance is good, elasticity is large, snappiness is good, ethylene-vinyl acetate copolymer emulsion UV resistant is irradiated, low temperature resistant, acid-proof alkaline is good, paraffin wax emulsions can improve the adhesion strength of film, hydrophobic properties of the surface and anti-stick antifouling property, make film more smooth, three's mating reaction, can mutually cover the shortage, coating waterproofing performance is good, acid and alkali-resistance, low temperature resistant and weather resistance is very excellent, employing selects 1-Methoxy-2-propyl acetate film-formation result good, paint film is closely knit, even be dried and also can reach good paint film property under disadvantageous temperature and humidity, the deficiency that adopts the compound action of elastic acrylic ester copolymerization thing emulsion and silicon sol can overcome separately produces synergistic effect, add appropriate coupling agent and modification bay alcohol radical sodium sulfate can improve both interface performances, make the crosslinked compound phase mutual effect of elastic acrylic ester copolymerization thing emulsion and silicon sol to form hydrophobic coating closely, can make composite emulsion stability more excellent, product is in isolation rainwater, can significantly strengthen the anti-cracking performance of exterior wall base material, make base material avoid the erosion of acid rain, Acid Rain corrosive nature is good, with ground barium sulfate, wollastonite powder, titanium dioxide acting in conjunction, the compactness extent of coating strengthens, to light to cover efficiency high, coupling agent has the effect of bridge formation, inorganics and organism closely can be linked together, make product particle more be tending towards complete, and add appropriate 1, 2-benzisothiazole-3-ketone sanitas, waterproof and the Corrosion Protection of product further strengthen, and paint film can keep primary colors not fade for a long time, also stronger to base material sticking power, major ingredient and filler cooperatively interact, product cohesive strength is large, water resistance is good, weather resistance is better, this product waterproof property excellence, weather resistance is good, long service life.
Embodiment
Embodiment 1
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 30% acrylic ester emulsion, 8% ethylene-vinyl acetate copolymer emulsion, 20% paraffin wax emulsions, 2% 1-Methoxy-2-propyl acetate and 40% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 40 parts of elastic acrylic ester copolymerization thing emulsions, 50 parts of silicon sol are placed in reactor, at 65 DEG C, high-speed stirring is even, then adds 4 parts of coupling agents and 2 parts of modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: 16 parts of ground barium sulfates, 10 parts of wollastonite powder, 20 parts of titanium dioxides, 0.5 part of wetting dispersing agent, 3 parts of defoamers, 1 part of Natvosol, 1.8 parts of 1,2-benzisothiazole-3-ketones, 1 part of ammoniacal liquor, 12 parts, water.
Embodiment 2
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 20% acrylic ester emulsion, 5% ethylene-vinyl acetate copolymer emulsion, 20% paraffin wax emulsions, 5% 1-Methoxy-2-propyl acetate and 50% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 50 parts of elastic acrylic ester copolymerization thing emulsions, 45 parts of silicon sol are placed in reactor, at 68 DEG C, high-speed stirring is even, then adds 3.5 parts of coupling agents and 3 parts of modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: 10 parts of ground barium sulfates, 15 parts of wollastonite powder, 15 parts of titanium dioxides, 1.3 parts of wetting dispersing agents, 1.5 parts of defoamers, 1.5 parts of Natvosols, 1 part of 1,2-benzisothiazole-3-ketone, 1.2 parts of ammoniacal liquor, 6 parts, water.
Embodiment 3
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 20% acrylic ester emulsion, 5% ethylene-vinyl acetate copolymer emulsion, 24% paraffin wax emulsions, 6% 1-Methoxy-2-propyl acetate and 45% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 55 parts of elastic acrylic ester copolymerization thing emulsions, 40 parts of silicon sol are placed in reactor, at 70 DEG C, high-speed stirring is even, then adds 2 parts of coupling agents and 5 parts of modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: 14 parts of ground barium sulfates, 14 parts of wollastonite powder, 16 parts of titanium dioxides, 1.2 parts of wetting dispersing agents, 1.6 parts of defoamers, 1.4 parts of Natvosols, 1.4 parts of 1,2-benzisothiazole-3-ketones, 1.1 parts of ammoniacal liquor, 10 parts, water
Embodiment 4
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 20% acrylic ester emulsion, 10% ethylene-vinyl acetate copolymer emulsion, 25% paraffin wax emulsions, 5% 1-Methoxy-2-propyl acetate and 40% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 45 parts of elastic acrylic ester copolymerization thing emulsions, 43 parts of silicon sol are placed in reactor, at 66 DEG C, high-speed stirring is even, then adds 3 parts of coupling agents and 3 parts of modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: 15 parts of ground barium sulfates, 13 parts of wollastonite powder, 17 parts of titanium dioxides, 1.2 parts of wetting dispersing agents, 2 parts of defoamers, 1.3 parts of Natvosols, 1.2 parts of 1,2-benzisothiazole-3-ketones, 1.2 parts of ammoniacal liquor, 12 parts, water.
Embodiment 5
A kind of water-proof climate resisting acrylate paint for external wall that the present invention proposes, its raw materials by weight comprises: 27% acrylic ester emulsion, 10% ethylene-vinyl acetate copolymer emulsion, 20% paraffin wax emulsions, 3% 1-Methoxy-2-propyl acetate and 40% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 50 parts of elastic acrylic ester copolymerization thing emulsions, 47 parts of silicon sol are placed in reactor, at 69 DEG C, high-speed stirring is even, then adds 2.4 parts of coupling agents and 4 parts of modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: 14 parts of ground barium sulfates, 12 parts of wollastonite powder, 18 parts of titanium dioxides, 1 part of wetting dispersing agent, 2 parts of defoamers, 1.2 parts of Natvosols, 1.4 parts of 1,2-benzisothiazole-3-ketones, 1.1 parts of ammoniacal liquor, 10 parts, water
(JC/T864-2008) embodiment 1-5 is carried out to Performance Detection according to " polymer emulsion building water-proof paint ", watertightness (0.3MPa, 30min) waterproof passing through,-20 DEG C of flawlesses of low temperature flexibility (around curved 180 ° of Φ 10mm rod), tensile strength 1.5MPa, the water resistance requirement that touches the mark.
Artificial weathering ageing resistance's energy 1000h, non-foaming, do not peel off flawless.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.

Claims (7)

1. a water-proof climate resisting acrylate paint for external wall, it is characterized in that, its raw materials by weight comprises: 20-30% acrylic ester emulsion, 5-15% ethylene-vinyl acetate copolymer emulsion, 20-30% paraffin wax emulsions, 2-6% 1-Methoxy-2-propyl acetate and 40-50% auxiliary material;
Described acrylic ester emulsion adopts following technique preparation: by weight by 40-55 part elastic acrylic ester copolymerization thing emulsion, 40-50 part silicon sol is placed in reactor, at 65-70 DEG C, high-speed stirring is even, then adds 2-4 part coupling agent and 2-5 part modification bay alcohol radical sodium sulfate to stir and makes;
Auxiliary material comprises by weight: ground barium sulfate 10-16 part, wollastonite powder 10-15 part, titanium dioxide 15-20 part, wetting dispersing agent 0.5-1.3 part, defoamer 1.5-3 part, Natvosol 1-1.5 part, 1,2-benzisothiazole-3-ketone 1-1.8 part, ammoniacal liquor 1-1.2 part, water 6-12 part.
2. water-proof acrylic acid exterior wall paint according to claim 1, is characterized in that, its raw materials by weight comprises: acrylic ester emulsion, ethylene-vinyl acetate copolymer emulsion and paraffin wax emulsions shared weight percent in raw material is no less than 50%.
3. water-proof acrylic acid exterior wall paint according to claim 1 and 2, is characterized in that, the weight ratio of acrylic ester emulsion, ethylene-vinyl acetate copolymer emulsion and paraffin wax emulsions is 20-25:10-15:25-30.
4. according to the water-proof acrylic acid exterior wall paint described in claim 1-3 any one, it is characterized in that, its raw materials by weight comprises: 20% acrylic ester emulsion, 10% ethylene-vinyl acetate copolymer emulsion, 25% paraffin wax emulsions, 5% 1-Methoxy-2-propyl acetate and 40% auxiliary material.
5. according to the water-proof acrylic acid exterior wall paint described in claim 1-4 any one, it is characterized in that, described acrylic ester emulsion adopts following technique preparation: by weight by 50 parts of elastic acrylic ester copolymerization thing emulsions, 45 parts of silicon sol are placed in reactor, at 68 DEG C, high-speed stirring is even, then adds 3.5 parts of coupling agents and 3 parts of modification bay alcohol radical sodium sulfate to stir and makes.
6. according to the water-proof acrylic acid exterior wall paint described in claim 1-5 any one, it is characterized in that, auxiliary material comprises by weight: ground barium sulfate 14-16 part, wollastonite powder 12-14 part, titanium dioxide 16-18 part, wetting dispersing agent 1-1.2 part, defoamer 1.6-2 part, Natvosol 1.2-1.4 part, 1,2-benzisothiazole-3-ketone 1-1.4 part, ammoniacal liquor 1-1.2 part, water 10-12 part.
7. according to the water-proof acrylic acid exterior wall paint described in claim 1-6 any one, it is characterized in that, auxiliary material comprises by weight: 15 parts of ground barium sulfates, 13 parts of wollastonite powder, 17 parts of titanium dioxides, 1.2 parts of wetting dispersing agents, 2 parts of defoamers, 1.3 parts of Natvosols, 1,1.2 parts of 2-benzisothiazole-3-ketones, 1.2 parts of ammoniacal liquor, 12 parts, water.
CN201410310506.2A 2014-07-01 2014-07-01 Waterproof weather-resistant acrylate exterior wall coating Active CN104109440B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104479467A (en) * 2014-12-25 2015-04-01 上海奇想青晨新材料科技股份有限公司 Water-based non-breathable water-resistant paint and preparation method thereof
CN106085066A (en) * 2016-07-19 2016-11-09 安徽圣德建材科技有限公司 A kind of water-repellent paint used for building exterior wall
CN106147479A (en) * 2016-07-19 2016-11-23 安徽圣德建材科技有限公司 A kind of acrylic coating used for building exterior wall
CN107118643A (en) * 2017-07-07 2017-09-01 佛山领新信息科技有限公司 A kind of exterior coating of waterproof light shine and preparation method thereof
CN107820432A (en) * 2015-05-18 2018-03-20 Bsn医疗有限公司 The adhesion layer structure of silica gel coating
CN108384356A (en) * 2018-01-15 2018-08-10 河北晨阳工贸集团有限公司 Novel evacuated sieving water burnt-in sand multicolor finish of one kind and preparation method thereof

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104479467A (en) * 2014-12-25 2015-04-01 上海奇想青晨新材料科技股份有限公司 Water-based non-breathable water-resistant paint and preparation method thereof
CN107820432A (en) * 2015-05-18 2018-03-20 Bsn医疗有限公司 The adhesion layer structure of silica gel coating
CN106085066A (en) * 2016-07-19 2016-11-09 安徽圣德建材科技有限公司 A kind of water-repellent paint used for building exterior wall
CN106147479A (en) * 2016-07-19 2016-11-23 安徽圣德建材科技有限公司 A kind of acrylic coating used for building exterior wall
CN107118643A (en) * 2017-07-07 2017-09-01 佛山领新信息科技有限公司 A kind of exterior coating of waterproof light shine and preparation method thereof
CN108384356A (en) * 2018-01-15 2018-08-10 河北晨阳工贸集团有限公司 Novel evacuated sieving water burnt-in sand multicolor finish of one kind and preparation method thereof

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Inventor after: Liu Shanjiang

Inventor after: Liu Zhanchuan

Inventor after: Mei Shaofeng

Inventor after: Hu Zhongyuan

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Patentee after: Hebei Chenyang IndustrialL&trade Group Co., Ltd.

Address before: Wuhu County Industrial Park, 241100 Anhui Huaqiao city in Wuhu Province

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