CN103087600A - Formulation of exterior wall coating applicable to super-high altitude severe cold area and preparation method thereof - Google Patents
Formulation of exterior wall coating applicable to super-high altitude severe cold area and preparation method thereof Download PDFInfo
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- CN103087600A CN103087600A CN201310017166XA CN201310017166A CN103087600A CN 103087600 A CN103087600 A CN 103087600A CN 201310017166X A CN201310017166X A CN 201310017166XA CN 201310017166 A CN201310017166 A CN 201310017166A CN 103087600 A CN103087600 A CN 103087600A
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Abstract
The invention discloses a formulation of an exterior wall coating applicable to a super-high altitude severe cold area. The formulation of the coating is characterized by comprising polyvinyl alcohol adhesive, pigment ferric oxide powder and auxiliary filler according to a weight ratio of 1: 2.5: 0.0025, and the auxiliary filler comprises white cement, mountain flour, sand blast and talcum powder according to the weight ratio of 1: 2.5: 2.5: 0.75. The formulation is scientific and reasonable in component ratio and can meet various requirements of the exterior wall coating and guarantee the construction quality. The coating is coated on the surface of a wall by a spraying method, so that a thin and uniform coating film is obtained. The coating is strong in adaptability in the super-high altitude severe cold area and has the advantages of cold resistance, corrosion resistance and the like; and the service life of the coating can be up to 5-10 years. The invention further discloses a preparation method of the coating.
Description
Technical field
The invention belongs to the technical field of building operation, relate in particular to a kind of exterior coating formula and preparation method who is applicable to superelevation height above sea level severe cold area.
Background technology
Exterior coating be the different construction technology brushing of a kind of use at facade, be coated in surface of wall, form to adhere to firmly, have some strength, continuous solid film.Exterior coating is also the direct manifestation of facade, and different exterior coatings and color produce different elevation of building effects, is designed and the showing great attention to of owner.And along with the progress of modern science and technology and the improvement of people's living environment condition, the material that is applied at present decoration of exterior wall at home and abroad mainly contains: decorative stone, glass curtain wall, exposed wall facing brick, aluminium-plastic panel, exterior coating etc., and that exterior coating has is cheap, wide in variety, easy construction, safety and environmental protection, the advantages such as decorative effect grace have wide market application foreground.
The development process speed-raising of China in Recent Years urbanization has promoted developing rapidly of construction industry, and the construction of the residential quarters in city, industrial park and university city is for the exterior coating product provides unprecedented opportunity to develop.Along with vigorously implementing of building energy conservation, adopt light wall material to improve the thermal and insulating performance of building external envelope structure, become the important measures of building energy conservation.For security and the weather resistance that improves the construction exterior wall fencing construction system, the finishing material of the low area densities such as employing exterior coating has become first-selection.In addition, along with people deepen the understanding of global environment and resource problem, Sustainable development has become the basic demand of building material industry development, exterior coating is low in resources consumption, be easy to construction upgrade, without potential safety hazard, color and wide in variety, exterior wall will get more and more and adopt coating to decorate.And along with country, the Tibet superelevation height above sea level severe cold area assistance that relatively falls behind is constantly increased, build at superelevation height above sea level severe cold area modern concealed residential quarters, Tibetan area resident's life living environment is improved greatly, and the building construction of superelevation height above sea level severe cold area provides more wide market for building external paint.
Summary of the invention
The object of the invention is to for superelevation height above sea level severe cold area provides a kind of cheap, the construction facility can adapt to the local climate environment and the exterior coating of system is mixed at satisfactory a kind of scene.
A kind of exterior coating formula that is applicable to superelevation height above sea level severe cold area is characterized in that, is comprised of polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing, and the weight proportion of polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing is 1:2.5:0.0025; Described auxiliary packing is white cement, stone flour, sandblast, talcum powder, and their weight proportion is 1:2.5:2.5:0.75.
Further, it is formulated that described polyvinyl alcohol glue adds water by the 100-37H polyvinyl alcohol, and wherein, the weight proportion of polyvinyl alcohol and water is 1:20.
According to certain ratio, the in-situ processing system of mixing mixes exterior coating of the present invention by solvent, pigment, auxiliary material, should adopt the spraying coating process construction.
Exterior coating is towards the future development that reduces the organic volatile (VOC) that discharges in production, use procedure, and the polyvinyl alcohol water-borne coatings is one of them developing direction.The present invention is by adopting at the construction field (site) finished product chemical industry material polyethylene alcohol to boil base fluid glue, glue is as the solvent of coating, have advantages of that the in-situ processing making is simple to operate, can be according to the actual amount at scene with mixing with use, quality product is secure, has reduced the transportation carrying of high-capacity packaging finished product glue in the superelevation Altitude Regions.As white cement, talcum powder, stone flour, sandblast and the pigment brown iron oxide of auxiliary packing, directly the Raw material processing producer from specialty buys satisfactory finished product, finished product starting material that can preferred coatings.
Polyvinyl alcohol itself is a kind of macromolecular compound, has good water-repellancy and preservative property, after heating abundant dissolving, is that a principal characteristic can be stablized, full-bodied glue, and coating is met water and do not expanded, not embrittlement.The glue that polyvinyl alcohol boils is the base-material solvent of exterior coating.
White cement is to add gypsum by white portland cement clinker, and the levigate hydraulic cementing materials of making is higher than common silicate cement label, and what solidify is fast, and early strength is significantly improved.White cement is adhesion-molded with the solvent in coating and auxiliary material, plays the effect that promotes film forming.
Stone flour can improve physical and chemical performance, persistence and the weathering resistance of product as the filler of coating, the fracture of minimizing coating and aging.Not only can improve combinations color and lustre, improve the glossiness of coating, strengthen expanding ability, reduce crackle, but also can reduce oil number, strengthen erosion resistance.
The general high strength quartz sand that adopts is adopted in sandblast, and sandblast quartz sand is a kind of silicate minerals of hard, wear-resisting, stable chemical performance, and its essential mineral composition is that SiO2 is up to 99%.It is raw material that sandblast quartz sand adopts natural high grade quartz placer, grinds, washes a series of new process of production such as screening, oven dry screening, vibration separation through Mechanical Crushing, the pressure of rolling, and effectively protects the natural structure of quartzite.Sandblast is the chief component material that coating becomes membrane structure.
Talcum powder be white or off-white color, fine, without the powder of grittiness, hand touches with greasy feeling, is the filler of coating.Good physics, the chemical property such as have that resistivity against fire, resistance to acid, opacifying power are good, softness, good luster, adsorptive power are strong is the important auxiliary packing of coating.
Formula of the present invention, component ratio is scientific and reasonable, can satisfy the requirements of exterior coating, guarantees construction quality.This coating is covered with paint, lacquer, colour wash, etc. surface of wall with spraying method, can obtain thin and film uniformly, and is different for geometrical shape, and aperture, gap, uneven part are arranged, and coating all can be evenly distributed; For paint spay-coating regular shape metope, brushing is more quick and effective, and construction efficiency improves.Coating of the present invention has the advantages such as cold-resistant, corrosion-resistant at the plateau and cold climate area a reinforced strong adaptability, generally can reach the working life of 5～10 years.
For the formula of above-mentioned exterior coating and the environment of superelevation height above sea level severe cold area, the present invention also provides the compound method of exterior coating.
A kind of compound method that is applicable to the exterior coating of superelevation height above sea level severe cold area is characterized in that, comprises the following steps:
(1) auxiliary material batching: a batching minute secondary is completed; At first with white cement, stone flour, sandblast, the talcum powder ratio according to mass ratio 1:2.5:2.5:0.75, join powder stirrer and stir, make auxiliary packing; Then according to the quality of auxiliary packing, with the ratio of 1000:1, add the pigment brown iron oxide, again stir powder stirrer, complete the preparation of auxiliary material component;
(2) base fluid solvent glue boils: base fluid solvent cement hydromining adds the water scene with polyvinyl alcohol and boils; 2/3 water of packing in the opening metal bucket adds polyvinyl alcohol to stir; The heating of lighting a fire after the iron inner bucket water begins to reach boiling point, adds residue 1/3 water, and the weight proportion that makes polyvinyl alcohol and water is 1:20; Continue heating and again reach boiling point, stir once solution in bucket at interval of 10 minutes, after heating 3h, withdraw the burning things which may cause a fire disaster stopped heating, treat solution naturally cooling in metal bucket, make the base fluid solution glue of coating;
(3) coating configuration: according to the ratio of mass ratio 1:2.5, add step (1) gained auxiliary material component in base fluid solvent glue, mould wash mixer stirred 3～5 minutes, completed the preparation of the exterior coating that is applicable to superelevation height above sea level severe cold area.
In compound method of the present invention, the batching order is particularly important.The white cement of auxiliary packing component, stone flour, sandblast, talcum powder mix uniform according to the ratio mixing of 1:2.5:2.5:0.75, then these compounds are added pigment component brown iron oxide, the auxiliary material component of the rear composition coating that stirs according to the ratio of 1000:1.Base fluid solvent cement hydromining adds entry with polyvinyl alcohol with the 1:20 weight ratio, and on-the-spot the heating with the opening metal bucket boils, and time, order of addition(of ingredients) that glue boils in process all have corresponding requirement, to guarantee the processing and fabricating quality of glue.After solvent glue processing and fabricating is completed, even in container for stirring according to the ratio of 1:2.5 with the auxiliary material component compound of coating, complete the processing preparation of the cream-colored exterior coating of superelevation height above sea level severe cold area, should adopt the mode brushing of spraying.
Embodiment
Be applicable to the exterior coating formula of superelevation height above sea level severe cold area, be comprised of 100-37H polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing, the weight proportion of polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing is 1:2.5:0.0025; Auxiliary packing is white cement, stone flour, sandblast, talcum powder, and their weight proportion is 1:2.5:2.5:0.75.The weight proportion of polyvinyl alcohol and water is 1:20.
Compound method: preparation of construction → auxiliary material batching → base fluid solvent glue boils → auxiliary material and base fluid solvent glue mix and blend → coating quality examination.
(1) auxiliary material batching: batching will divide secondary to complete.At first with a certain amount of base-material white cement, stone flour, sandblast, the talcum powder ratio according to quality 1:2.5:2.5:0.75, add powder stirrer to stir, then according to the ratio of white cement, stone flour, sandblast, talcum powder mixture quality 1000:1, add pigment component red iron oxide, again stir powder stirrer, complete cream-colored coating auxiliary material component batching.
(2) base fluid solvent glue boils: base fluid solvent cement hydromining 100-37H polyvinyl alcohol, and 1:20 adds entry according to mass ratio, and on-the-spot the heating with 250L opening metal bucket boils.Because the boiling point of 4500 meters superelevation height above sea level severe cold area water only has an appointment 85
0C, different with the low altitude area climatope, boil glue according to the climatope characteristics of this area.At first will fill 2/3 clear water in 250L opening metal bucket, clear water is generally got practical tap water, then adds the 100-37H polyvinyl alcohol of 12.5kg to stir.
Light a fire heating approximately after 2h, and the iron inner bucket water begins to reach boiling point, adds residue 1/3 full to inner bucket water.Continuing to light a fire is heated to again reach boiling point after 2.5h, then stirs once solution in bucket at interval of 10 minutes, after being heated to 3h, withdraws the burning things which may cause a fire disaster stopped heating, allows the interior solution naturally cooling of metal bucket just form the base fluid solution glue of coating.
Boil in the process of glue and will take care, avoid the presence of fire accident, avoid scalding during solution in agitation vat.Keep boiling and uses very hot oven in process, control according to order of addition(of ingredients) and time, guarantee the quality that boils of glue.
(3) coating configuration: base fluid solvent glue and auxiliary material component compound stir at 10L opening metal bucket according to the ratio of quality 1:2.5.First add a certain amount of base fluid solvent glue in stirred vessel 10L opening metal bucket, then add in proportion the auxiliary material compound, stirred 3～5 minutes with portable mould wash mixer, can complete the configuration of cream-colored exterior coating.Reinforcedly in coating when configuration stirred vessel should not surpass 2/3, first add after glue reinforcedly, stirring should be even.
(4) quality inspection: the exterior coating that completes, according to GB/T9755-2001 exterior wall coating material of synthetic resin emulsion standard, carry out the indexs such as corresponding contrast ratio, viscosity, water tolerance, artificial weathering ageing resistance and detect, all can satisfy code requirement.Exterior wall after spraying application is completed, quality have also reached the requirement of corresponding construction quality acceptance specification.
Formula of the present invention, component ratio is scientific and reasonable, can satisfy the requirements of exterior coating, guarantees construction quality.This coating is covered with paint, lacquer, colour wash, etc. surface of wall with spraying method, can obtain thin and film uniformly, and is different for geometrical shape, and aperture, gap, uneven part are arranged, and coating all can be evenly distributed; For paint spay-coating regular shape metope, brushing is more quick and effective, and construction efficiency improves.Coating of the present invention has the advantages such as cold-resistant, corrosion-resistant at the plateau and cold climate area a reinforced strong adaptability, generally can reach the working life of 5～10 years.
Claims (3)
1. an exterior coating formula that is applicable to superelevation height above sea level severe cold area, is characterized in that, is comprised of polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing, and the weight proportion of polyvinyl alcohol glue, pigment brown iron oxide and auxiliary packing is 1:2.5:0.0025; Described auxiliary packing is white cement, stone flour, sandblast, talcum powder, and their weight proportion is 1:2.5:2.5:0.75.
2. formula as claimed in claim 1, is characterized in that, it is formulated that described polyvinyl alcohol glue adds water by the 100-37H polyvinyl alcohol, and wherein, the weight proportion of polyvinyl alcohol and water is 1:20.
3. a compound method that is applicable to the exterior coating of superelevation height above sea level severe cold area, is characterized in that, comprises the following steps:
(1) auxiliary material batching: a batching minute secondary is completed; At first with white cement, stone flour, sandblast, the talcum powder ratio according to mass ratio 1:2.5:2.5:0.75, join powder stirrer and stir, make auxiliary packing; Then according to the quality of auxiliary packing, with the ratio of 1000:1, add the pigment brown iron oxide, again stir powder stirrer, complete the preparation of auxiliary material component;
(2) base fluid solvent glue boils: base fluid solvent cement hydromining adds the water scene with polyvinyl alcohol and boils; 2/3 water of packing in the opening metal bucket adds polyvinyl alcohol to stir; The heating of lighting a fire after the iron inner bucket water begins to reach boiling point, adds residue 1/3 water, and the weight proportion that makes polyvinyl alcohol and water is 1:20; Continue heating and again reach boiling point, stir once solution in bucket at interval of 10 minutes, after heating 3h, withdraw the burning things which may cause a fire disaster stopped heating, treat solution naturally cooling in metal bucket, make the base fluid solution glue of coating;
(3) coating configuration: according to the ratio of mass ratio 1:2.5, add step (1) gained auxiliary material component in base fluid solvent glue, mould wash mixer stirred 3～5 minutes, completed the preparation of the exterior coating that is applicable to superelevation height above sea level severe cold area.
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| CN201310017166.XA CN103087600B (en) | 2013-01-17 | 2013-01-17 | Formulation of exterior wall coating applicable to super-high altitude severe cold area and preparation method thereof |
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| CN201310017166.XA CN103087600B (en) | 2013-01-17 | 2013-01-17 | Formulation of exterior wall coating applicable to super-high altitude severe cold area and preparation method thereof |
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| CN103087600A true CN103087600A (en) | 2013-05-08 |
| CN103087600B CN103087600B (en) | 2015-06-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107935488A (en) * | 2017-12-05 | 2018-04-20 | 杭州黑蝶新材料科技有限公司 | Wallpaper companion's coating and preparation method thereof and construction method |
| CN110843401A (en) * | 2019-11-26 | 2020-02-28 | 刘飞飞 | Method for making special branch for branch sculpture |
Citations (5)
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| CN1064293A (en) * | 1992-02-26 | 1992-09-09 | 贺立言 | A kind of interior wall coating |
| CN1073466A (en) * | 1992-11-24 | 1993-06-23 | 广西壮族自治区建筑材料科学研究设计所 | The water tolerance that can increase color " is scraped dry powder putty wall " material |
| CN1083837A (en) * | 1993-09-13 | 1994-03-16 | 安苏 | Internal decoration grout of natural lime and preparation method thereof |
| CN1163915A (en) * | 1997-02-04 | 1997-11-05 | 北京市海淀区东海防腐防水技术开发工程公司 | Composite water-proof paint |
| JP2003055615A (en) * | 2001-08-23 | 2003-02-26 | Rotto Engineering Kk | Coating material |
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2013
- 2013-01-17 CN CN201310017166.XA patent/CN103087600B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064293A (en) * | 1992-02-26 | 1992-09-09 | 贺立言 | A kind of interior wall coating |
| CN1073466A (en) * | 1992-11-24 | 1993-06-23 | 广西壮族自治区建筑材料科学研究设计所 | The water tolerance that can increase color " is scraped dry powder putty wall " material |
| CN1083837A (en) * | 1993-09-13 | 1994-03-16 | 安苏 | Internal decoration grout of natural lime and preparation method thereof |
| CN1163915A (en) * | 1997-02-04 | 1997-11-05 | 北京市海淀区东海防腐防水技术开发工程公司 | Composite water-proof paint |
| JP2003055615A (en) * | 2001-08-23 | 2003-02-26 | Rotto Engineering Kk | Coating material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107935488A (en) * | 2017-12-05 | 2018-04-20 | 杭州黑蝶新材料科技有限公司 | Wallpaper companion's coating and preparation method thereof and construction method |
| CN110843401A (en) * | 2019-11-26 | 2020-02-28 | 刘飞飞 | Method for making special branch for branch sculpture |
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| CN103087600B (en) | 2015-06-03 |
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Effective date of registration: 20220421 Address after: 324000 Room 201, 2nd floor, Zhejiang construction engineering Lvzhi Steel Structure Co., Ltd., No. 108, Beidou Avenue, Longyou Economic Development Zone, mohuan Township, Longyou County, Quzhou City, Zhejiang Province Patentee after: Zhejiang construction engineering new material Co.,Ltd. Address before: 310012 Zhejiang Hangzhou Xihu District Wensanlu Road 20 building engineering Mansion Patentee before: Zhejiang Construction Engineering Group Co.,Ltd. |
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