CN101560078B - External wall heat-insulating coating - Google Patents

External wall heat-insulating coating Download PDF

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Publication number
CN101560078B
CN101560078B CN2009100845581A CN200910084558A CN101560078B CN 101560078 B CN101560078 B CN 101560078B CN 2009100845581 A CN2009100845581 A CN 2009100845581A CN 200910084558 A CN200910084558 A CN 200910084558A CN 101560078 B CN101560078 B CN 101560078B
Authority
CN
China
Prior art keywords
heat
external
insulating coating
agent
silicone resin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009100845581A
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Chinese (zh)
Other versions
CN101560078A (en
Inventor
刘成楼
隗功祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Hongxia Zhengsheng Paint Co Ltd
Original Assignee
Beijing Hongxia Zhengsheng Paint Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Hongxia Zhengsheng Paint Co Ltd filed Critical Beijing Hongxia Zhengsheng Paint Co Ltd
Priority to CN2009100845581A priority Critical patent/CN101560078B/en
Publication of CN101560078A publication Critical patent/CN101560078A/en
Application granted granted Critical
Publication of CN101560078B publication Critical patent/CN101560078B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/30Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds
    • C04B26/32Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds containing silicon
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482Coating or impregnation materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/28Fire resistance, i.e. materials resistant to accidental fires or high temperatures

Abstract

The invention discloses an external wall heat-insulating coating, which comprises the components of a silicone resin emulsion, an organosilicon water repellent, a flexible acrylic emulsion, a dispersant, a wetting agent, a preservative, a thickener, a leveling agent, a defoamer, a pH value regulator, rutile titanium pigment, gap glass microballoons, coarse whiting powder, a film-forming auxiliary agent, ethylene glycol, hydroxyethyl cellulose, deionized water and the like, and is prepared by preparation processes of dissolving and dispersing through a high-speed dispersion kettle, mixing and the like. The external wall heat-insulating coating has the characteristics of low moisture pickup, high permeability, excellent dirt resistance and weathering durability, and obvious heat-insulating effect, and has good compatibility and matching property with an external wall heat-insulation system, is convenient for construction, and is widely applied to brushing and decorating the external walls of buildings.

Description

A kind of outer wall heat-insulating coating
Affiliated invention field
The present invention relates to building material technical field, relate to a kind of outer wall heat-insulating coating specifically.
Background technology
In the building operation industry, exterior coating is to be used for a kind of building material product that skin whitewashes decoration, is a kind of indispensable material.In today of current global heat effect aggravation; Energy-saving and emission-reduction are problems that the world architecture industry generally faces; Building energy conservation is an important component part in the energy-saving and emission-reduction; In building acts has been listed the building energy conservation problem with the legislation form by China, and " construction of exterior wall external heat-preservation system TR " is executed in national building trade.Widespread use along with external thermal insulation system; Finishing material has also been proposed stricter requirement; Traditional heavy material such as ceramic tile commonly used in the past, stone material are abandoned,, water-repellancy good with outer heat preservation system consistency and matching and ventilation property is excellent, contamination resistance and the good functional veneer coating of weather resistance are favored.Stipulate according to JG149-2003 " expansion polyphenyl plate thinly plastered external insulation system of outer wall "; Trade sales coating as exterior wall heat preservation decorative lamination; Must be compatible with the thin outer heat preservation system of plastering, its performance index should meet the relevant criterion of outer wall building coating, simultaneously; The protective layer that comprises veneer coating that external thermal insulation system 5mm is thick, immersion 24h water regain requires less than 500g/m 2, the wet flow density of water vapour should be greater than 0.85g/ (m 2H).By this standard-required, water-soluble metal fluorocarbon coatings, snappiness exterior wall latex paint, low PVC have light exterior wall latex paint etc., use because of the densification of filming, ventilation property difference all are difficult for doing the outer veneer coating that is incubated.Current; Building trade is paid much attention to for the performance of external thermal insulation system; Multiple technologies scheme and lagging material also occur, as be published in the information that " New Building Materials [J] 2006 (6): the 53-55 " requirement of exterior wall heat preservation decorative lamination trade sales coating and the paper of selection have just disclosed this respect.But over all,,, also has a certain distance apart from the target of building energy conservation though the current outer wall heat-insulating coating that generally uses all has characteristics separately.So develop a kind ofly have that water regain is low, ventilation property is high, contamination resistance and weather-proof good endurance, thermal insulation be good, and has the novel external wall thermal insulating coating of good consistency, matching then to become the matter of utmost importance that those skilled in the art are badly in need of solving with external thermal insulation system.
Summary of the invention
The purpose of this invention is to provide a kind ofly have that water regain is low, ventilation property is high, contamination resistance and weather-proof weather resistance is good, effect of heat insulation is remarkable, and the outer wall heat-insulating coating of good consistency and matching is arranged with external thermal insulation system.
In order to achieve the above object; The present invention adopts following technical scheme: a kind of outer wall heat-insulating coating, form by components such as silicone resin emulsion, organosilicon moisture repellent, elasticity pure-acrylic emulsion, dispersion agent, wetting agent, sanitas, thickening material, flow agent, skimmer, pH value regulator, Rutile type Titanium Dioxide, hollow glass micropearl, dicalcium powder, film coalescence aid, terepthaloyl moietie, Natvosol and deionized waters.
Its each component composition is constructed as follows;
Rutile titanium white powder 10-40%
Dicalcium powder 10-40%
Hollow glass micropearl 5-20%
Silicone resin emulsion 10-20%
Elasticity pure-acrylic emulsion 10-20%
Deionized water 10-20%
Terepthaloyl moietie 1.0-3.0%
Organosilicon moisture repellent 0.5-1.0%%
Film coalescence aid 0.5-1.0%
Dispersion agent 0.2-1.0%
Thickening material 0.1-0.5%
Flow agent 0.1-0.5%
Wetting agent 0.1-0.5%
Skimmer 0.1-0.5%
Sanitas 0.1-0.5%
Natvosol 0.1-0.5%
PH value regulator 0.1-0.5%
Above each component and components in proportions are all by weight percentage.
Above-mentioned said silicone resin emulsion is that BS43N, organosilicon moisture repellent are that BS1306, elasticity pure-acrylic emulsion are that 2848NG, dispersion agent are that 731A, wetting agent are that X-405, sanitas are that LXE, thickening material are that TT935, flow agent are that RM-2020, skimmer are that NXZ, pH value regulator are that AMP-95, Rutile type Titanium Dioxide are R-706;
Above-mentioned said hollow glass micropearl, dicalcium powder, film coalescence aid, terepthaloyl moietie and Natvosol are the commercial goods.
Outer wall heat-insulating coating preparation technology is following:
Deionized water is added in the high speed dispersion still; Under stirring at low speed, add Natvosol, dispersion agent, wetting agent, sanitas and terepthaloyl moietie; After being uniformly dispersed, dissolving adds Rutile type Titanium Dioxide, coarse whiting lime carbonate, hollow glass micropearl; High speed dispersion 30-40min, after fineness is less than 45 microns, add the silicone resin emulsion with.Disperse 5-10min, become middling speed and add skimmer, elasticity pure-acrylic emulsion, film coalescence aid, pH value regulator, stir 20-30min, make pH value=8-9, add thickening material, flow agent, mix after-filtration, packing, obtain outer wall heat-insulating coating.
Base-material is made up of pure silicon resin emulsion and polymer emulsion in the present invention's prescription, and the silicone resin emulsion is the polymer three-dimensional cross-linking compounds, and per 4 Sauerstoffatoms just have 1 organic group R to replace in its structure, become a kind of modification quartz construction.Silicone resin is made up of trifunctional silicon unit, becomes a kind of middle system between pure inorganics and pure organism, and wherein inorganic components accounts for 80%, and therefore filming is rigidity.Silicone resin is a thermosetting material, both made be under hot conditions, film also not deliquescing, return stickingly, therefore, contamination resistance is good.The elasticity pure-acrylic emulsion is the elasticity pure acrylic acid emulsion of a kind of self-crosslinking, ultraviolet light polymerization, and its Tg is 0 ℃ for-35 ℃, MFT, film have good elastic-plastic, contamination resistance, weather resisteant and " breathing " function.Two kinds of emulsions are made base-material and under organosilicon moisture repellent cooperated, the coating of preparation was also given the good contamination resistance of filming, anti-marquis's weather resistance and certain elastic-plastic except that the water-repellancy that has kept silicon resin coating with the ventilation property so that certain proportion is compound.
The present invention selects for use Rutile type Titanium Dioxide, coarse whiting lime carbonate, hollow glass micropearl to make color stuffing; Make coating have high reflection, the low function that absorbs to solar radiation; Rutile type Titanium Dioxide is the highest white pigment of refractive index (28) in the present known function pigment, and luminous reflectance factor reaches 80%; In mineral powder filler, the reflectivity of lime carbonate is 48%, is superior to talcum powder (reflectivity 45%) and kaolin (reflectivity 46%) etc.; Though the reflectivity of hollow glass micropearl has only 48%; But its scattered power is up to 80-88%, add an amount of hollow glass micropearl in the coating after, when sunshine is mapped to film coated surface; Arrange closely that hollow glass micropearl can produce multiple reflection to light, thereby improved the reflectivity of filming.The outer wall heat-insulating coating Performance Detection is seen table 1:
Table 1 technical performance index
Detected result by table 1 can be found out; It films outer wall heat-insulating coating of the present invention except that the traditional performance index that satisfies building external paint; Also have waterproof, good, the good and certain elastic characteristics of contamination resistance ability of permeability; The sunshine reflectivity of particularly filming reaches 85%, has ideal heat insulation and heat control function, is fit to do the facing application of external thermal insulation system.
Owing to adopt above-mentioned prescription and process step to prepare the technical scheme of outer wall heat-insulating coating; Make that the present invention has that water regain is low, ventilation property is high, contamination resistance and weather-proof weather resistance is good, effect of heat insulation is obvious; And with external thermal insulation system good consistency and matching are arranged, reached goal of the invention.
Embodiment:
Below in conjunction with embodiment the present invention is detailed, related per-cent all by weight percentage.
Embodiment
A kind of outer wall heat-insulating coating is made up of components such as silicone resin emulsion, organosilicon moisture repellent, self-cross linking type elasticity pure-acrylic emulsion, dispersion agent, wetting agent, sanitas, thickening material, flow agent, skimmer, pH value regulator, Rutile type Titanium Dioxide, hollow glass micropearl, dicalcium powder, film coalescence aid, terepthaloyl moietie, Natvosol and deionized waters.
Its each component composition is constructed as follows (related ratio is all by weight percentage):
Rutile titanium white powder 24%
Dicalcium powder 24%
Hollow glass micropearl 10%
Silicone resin emulsion BS43N 12%
Elasticity pure-acrylic emulsion 2848NG 12%
Deionized water 12%
Terepthaloyl moietie 2%
Organosilicon moisture repellent BS1306 0.6%
Film coalescence aid 0.6%
Dispersion agent 0.7%
Thickening material 0.3%
Flow agent 0.3%
Wetting agent 0.3%
Skimmer 0.3%
Sanitas 0.3%
Natvosol 0.3%
PH value regulator 0.3%
Its preparation technology is following:
Deionized water is added in the high speed dispersion still; Under stirring at low speed, add Natvosol, dispersion agent, wetting agent, sanitas and terepthaloyl moietie; After being uniformly dispersed, dissolving adds Rutile type Titanium Dioxide, coarse whiting lime carbonate, hollow glass micropearl; High speed dispersion 40min, after fineness reaches 30 microns, add the silicone resin emulsion with.Disperse 10min, become middling speed and add skimmer, elasticity pure-acrylic emulsion, film coalescence aid, pH value regulator, stir 30min, make pH value=8, add thickening material, flow agent, mix after-filtration, packing, obtain outer wall heat-insulating coating.

Claims (2)

1. an outer wall heat-insulating coating is made up of silicone resin emulsion, organosilicon moisture repellent, elasticity pure-acrylic emulsion, dispersion agent, wetting agent, sanitas, thickening material, flow agent, skimmer, pH value regulator, Rutile type Titanium Dioxide, hollow glass micropearl, dicalcium powder, film coalescence aid, terepthaloyl moietie, Natvosol and deionized water component;
Its each component composition is constructed as follows:
Above each component and components in proportions are all by weight percentage.
2. outer wall heat-insulating coating according to claim 1, it is characterized in that: said silicone resin emulsion is that BS43N, organosilicon moisture repellent are that BS1306, elasticity pure-acrylic emulsion are that 2848NG, dispersion agent are that 731A, wetting agent are that X-405, sanitas are that LXE, thickening material are that TT935, flow agent are that RM-2020, skimmer are that NXZ, pH value regulator are that AMP-95, Rutile type Titanium Dioxide are R-706.
CN2009100845581A 2009-05-21 2009-05-21 External wall heat-insulating coating Expired - Fee Related CN101560078B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100845581A CN101560078B (en) 2009-05-21 2009-05-21 External wall heat-insulating coating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100845581A CN101560078B (en) 2009-05-21 2009-05-21 External wall heat-insulating coating

Publications (2)

Publication Number Publication Date
CN101560078A CN101560078A (en) 2009-10-21
CN101560078B true CN101560078B (en) 2012-01-11

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Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101792329B (en) * 2010-01-26 2012-05-09 江苏博特新材料有限公司 Multifunctional anti-leakage shrinkage type concrete surface layer reinforcer
CN102585639A (en) * 2012-02-17 2012-07-18 广东华兹卜化学工业有限公司 Thermal insulation phase change thermal control paint
CN103483883B (en) * 2013-09-05 2016-04-13 鳄鱼制漆(上海)有限公司 A kind of High-performance silica sol inorganic exterior coating
CN104231917B (en) * 2014-10-13 2017-02-15 北京国泰瑞华精藻硅特种材料有限公司 Nanometer high temperature resistant thermal insulation and prevention coating
CN104449389B (en) * 2014-11-10 2017-06-09 厦门防水博士建筑工程有限公司 A kind of metal Roof coating and preparation method thereof
CN104327646A (en) * 2014-11-19 2015-02-04 广东华兹卜化学工业有限公司 Ultra-thin smooth-type heat-insulation coating
CN105130315B (en) * 2015-07-03 2018-11-02 上海贝塔建筑科技有限公司 A kind of imitative clear-water concrete paint vehicle of organic elastomer
CN104987780A (en) * 2015-07-10 2015-10-21 常州市诺金精密机械有限公司 Novel building modified wall coating and preparation method thereof
CN108047932A (en) * 2017-12-06 2018-05-18 诺弗斯绝热材料有限公司 A kind of neat silicone exterior coating of waterproof and breathable and preparation method thereof
CN112126291A (en) * 2020-08-24 2020-12-25 沪宝新材料科技(上海)股份有限公司 Exterior wall thermal insulation coating, preparation method and application thereof
CN112680003A (en) * 2020-12-18 2021-04-20 江苏山由帝奥节能新材股份有限公司 Inorganic heat-insulating coating and preparation method thereof
CN112812637A (en) * 2020-12-31 2021-05-18 苏州佳固士新材料科技有限公司 Anti-dewing coating and preparation method thereof

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Granted publication date: 20120111

Termination date: 20130521