CN102898110B - Thick-layer putty for heat insulation of wall - Google Patents
Thick-layer putty for heat insulation of wall Download PDFInfo
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- CN102898110B CN102898110B CN 201210343352 CN201210343352A CN102898110B CN 102898110 B CN102898110 B CN 102898110B CN 201210343352 CN201210343352 CN 201210343352 CN 201210343352 A CN201210343352 A CN 201210343352A CN 102898110 B CN102898110 B CN 102898110B
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Abstract
The invention discloses a thick-layer putty for heat insulation of a wall. The putty comprises the following components by mass parts: 5 to 8 parts of polymer powder, 20 to 30 parts of expansive cement, 20 to 30 parts of hollow ceramic bead, 10 to 15 parts of silica airgel particles, 10 to 15 parts of silicon powder, 10 to 15 parts of ash calcium, 0.2 to 0.5 parts of a water-retaining agent, 0.2 to 0.5 parts of a dispersant, 0.1 to 1 part of an antifoaming agent, 3 to 5 parts of reinforced fiber and 3 to 5 parts of an impermeability agent. The putty has advantages of level-A fire prevention, good insulation and energy-saving effect, strong environmental protection, simple construction, short construction cycle, strong adhesiveness, good impermeability, and strong flexible and anti-cracking capacity, and meanwhile, has effects of flexible building putty, and not only can meet energy-saving needs of current newly-built construction walls in China, but also is suitable for energy-saving reconstruction of existing buildings.
Description
Technical field
The present invention relates to a kind of material of construction, specifically a kind of wall thermal insulating energy saving building lagging material for building inside and outside wall.
Background technology
China clearly proposes " will build a resource-conserving society " in Eleventh Five-Year Plan, propose " the strict implement design standard for energy efficiency of buildings promotes the existing building reducing energy consumption, promotes novel wall material and energy-conserving product ".Focus during " 12 " promotes and existing building reducing energy consumption synchronization implementation by the new building energy conservation standard.Important component part to building energy conservation---Internal and external building body of wall energy-saving and heat-insulating material has proposed aspect requirements at the higher level such as " lightweight, fire prevention, working life is long, resource consumption is few, environmental pollution is light ".
For the fire resistance of external-wall heat-insulation material, the Ministry of Public Security and house and town and country construction section issued notice (No. [2009] 46, public logical word) about " covil construction outer heat preservation system and decoration of exterior wall fire prevention temporary provisions " on September 25th, 2009.The appearance of this notice has changed the situation of organic insulation material advantage in exterior-wall heat insulation market.And the Fire-Fighting Bureau under the Ministry of Public Security is in " about the notice of further clear and definite covil construction heat insulating material for external fire supervision management relevant requirements " (public affairs disappear [2011] No. 65) that on March 14th, 2011 issued, and requiring the covil construction heat insulating material for external to adopt combustionproperty is the material of A level.And the house of 2012 and town and country construction section " about carrying out State Council about strengthening and improving firemanic suggestion and notice " build [2012] No. 16 files of section.The inside and outside wall thermal insulation material of China has been proposed many requirements of fire-protection rating and fire-fighting supporting aspect.
Present external-wall heat-insulation material fire-protection rating is low, large and aesthetics is restricted for the external wall structure dependency, realizing that fp simultaneously, can't pay attention to other important indicators such as insulation, waterproof, intensity, rate of moisture absorption, can't take into account more that working life is long, resource consumption is few, environmental pollution is light, the requirement of lightweight; Become very urgent so research and develop the requirements such as a kind of novel wall lagging material can satisfy lightweight, fire prevention, working life is long, resource consumption is few, environmental pollution is light.
Summary of the invention
Goal of the invention: the objective of the invention is in order to solve the deficiencies in the prior art, a kind of wall heat insulation thick-layer putty is provided.
Technical scheme: in order to realize above purpose, a kind of wall heat insulation thick-layer putty of the present invention, each constituent mass umber is as follows: polymer powder: 5 parts-8 parts; Expansive cement: 20 parts-30 parts; Hollow ceramic microspheres: 20 parts-30 parts; Aerosil particulate: 10 parts-15 parts; Silicon powder: 10 parts-15 parts; Ash calcium: 10 parts-15 parts; Water-holding agent: 0.2 part-0.5 part; Dispersion agent: 0.2 part-0.5 part; Defoamer: 0.1 part-1 part; Fortifying fibre: 3 parts-5 parts; Impervious aqua: 3 parts-5 parts.
In the present invention, base-material is:
Polymer powder is pulverous cold-water solution type multipolymer, formed by vinyl acetate between to for plastic and ethene Binary Aggregation, with polyvinyl alcohol (PVA) as protective colloid. do not contain solvent and softening agent.
Hollow ceramic microspheres is that specification is 15-120 um, the nonmetal hollow ceramic spheroid of lightweight, thermal conductivity is 0.003-0.01w/ (m.k), anti-high temperature more than 1000 ℃, main component is aluminum oxide.
The aerosil particulate is the nanometer titanium dioxide Silica Aerogels, and the aperture specification is 25-45nm, and void content is more than 98%, dry density 40-120 kg/cube, thermal conductivity is 0.001-0.0026w/ (m.k), the performance such as does not fire.
Filler is: silicon powder, grey calcium and expansive cement; Described silicon powder is particle diameter 400 orders, and whiteness is greater than 90, and dioxide-containing silica is greater than 98%, and neutrality does not contain crystal water; Described grey calcium is powdery calcium hydroxide, leading indicator calcium hydroxide content 〉=95%, S≤0.06% magnesium oxide≤1.5% whiteness 〉=95%, particle diameter 400 orders; Described silicates rapid hardening high-strength expansive cement.
Auxiliary agent is: water-holding agent, dispersion agent, defoamer, impervious aqua and strongthener, and in auxiliary agent, water-holding agent preferably adopts MH60001 P6; Dispersion agent preferably adopts POLYRON NC sodium polyphosphate dipersant; Defoamer preferably adopts AGITANR P803; Impervious aqua preferably adopts silylation powder hydrophober SHP50; It is the polypropylene fibre of 1.0-2.0mm that strongthener preferably adopts length, and it is large that this fiber has fiber number, and intensity is high, prolongs natural disposition good, good hydrophilic property, acid and alkali-resistance, the characteristics such as anti-aging.
Water-holding agent described in the present invention is that a kind of molecular weight is at the cold-water solution type methylcellulose gum series products of 50000-60000.
The present invention is achieved like this: weigh successively each raw material according to above-mentioned each component content, with raw material drop into successively fully stir 15-30 minute after powder stirring equipment after, be packaged as product with moisture-proof packing bag.During construction, the weight ratio that only needs powder and water press 1:1.5 by machinery or artificial mixing and stirring, is adjusted to suitable viscosity and just can be constructed to criticize and scrape.
Beneficial effect: a kind of wall heat insulation thick-layer putty of the present invention compared with prior art has the following advantages:
Wall heat insulation thick-layer putty of the present invention has strengthened the solid content of finished product, has increased criticizing of product single and has scraped, and has reduced construction cost; Thermal conductivity≤the 0.06w/ (m.k) of wall heat insulation thick-layer putty of the present invention, compare with traditional lagging material, have advantages of A level fire prevention, heat preservation and energy conservation effects is good, the feature of environmental protection is strong, easy construction, short construction period, cohesive force is strong, water permeability resistance is good, flexible cracking resistance is strong, the present invention has the effect of building flexible putty simultaneously, namely satisfy the energy-conservation demand of the existing new building body of wall of China, also be applicable to China's existing building reducing energy consumption simultaneously.
Description of drawings
Fig. 1 is the test result data figure of the thick-layer of wall heat insulation described in embodiment putty.
Embodiment
Below in conjunction with specific embodiment, further illustrate the present invention, should understand these embodiment only is used for explanation the present invention and is not used in and limits the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.
Embodiment 1
A kind of wall heat insulation thick-layer putty, each constituent mass umber is as follows:
Polymer powder: 6 parts; Expansive cement: 24 parts; Hollow ceramic microspheres: 25 parts; Aerosil particulate: 15 parts; Silicon powder: 11 parts; Ash calcium: 10 parts; Water-holding agent: 0.3 part; Dispersion agent: 0.2 part; Defoamer: 0.5 part; Fortifying fibre: 3 parts; Impervious aqua: 5 parts.
Wherein polymer powder is LDM1646P; Expansive cement is silicates rapid hardening high-strength expansive cement; Hollow ceramic microspheres specification 15-120 um, 3M k20; Aerosil particulate aperture 25-45nm, thermal conductivity≤0.0026w/ (m.k); Silicon powder particle diameter 400 orders; Ash calcium particle diameter 400 orders; Water-holding agent is MH60001 P6; Defoamer is AGITANR P803; Fortifying fibre is the 2.0mm polypropylene fibre; Impervious aqua is SHP50.
Weigh successively in right amount according to above-mentioned each component content, each component fully stirs after 15-30 minute after dropping into successively powder stirring equipment, is packaged as product with moisture-proof packing bag.During construction, the weight ratio that only needs powder and water press 1:1.5 by machinery or artificial mixing and stirring, is adjusted to suitable viscosity and just can be constructed to criticize and scrape.Product has not only reduced construction cost by the construction-engineering project practice of construction.While product thermal conductivity≤0.06w/ (m.k), compare with traditional lagging material, the described putty of the present embodiment can reach the fire prevention of A level, the advantages such as heat preservation and energy conservation effects is good, the feature of environmental protection is strong, easy construction, short construction period, cohesive force is strong, water permeability resistance is good, flexible cracking resistance is strong, after construction wall uses, energy-saving effect is remarkable, the huge market demand.
Embodiment 2
A kind of wall heat insulation thick-layer putty, each constituent mass umber is as follows:
Polymer powder: 8 parts; Expansive cement: 30 parts; Hollow ceramic microspheres: 30 parts; Aerosil particulate: 12 parts; Silicon powder: 15 parts; Ash calcium: 15 parts; Water-holding agent: 0.5 part; Dispersion agent: 0.5 part; Defoamer: 1 part; Fortifying fibre: 5 parts; Impervious aqua: 4 parts.
Wherein polymer powder is LDM1646P; Expansive cement is silicates rapid hardening high-strength expansive cement; Hollow ceramic microspheres specification 15-120 um, 3M k20; Aerosil particulate aperture 25-45nm, thermal conductivity≤0.0026w/ (m.k); Silicon powder particle diameter 400 orders; Ash calcium particle diameter 400 orders; Water-holding agent is MH60001 P6; Defoamer is AGITANR P803; Fortifying fibre is the 2.0mm polypropylene fibre; Impervious aqua is SHP50.
Weigh successively in right amount according to above-mentioned each component content, each component fully stirs after 15-30 minute after dropping into successively powder stirring equipment, is packaged as product with moisture-proof packing bag.During construction, the weight ratio that only needs powder and water press 1:1.5 by machinery or artificial mixing and stirring, is adjusted to suitable viscosity and just can be constructed to criticize and scrape.
Embodiment 3
A kind of wall heat insulation thick-layer putty, each constituent mass umber is as follows:
Polymer powder: 5 parts; Expansive cement: 20 parts; Hollow ceramic microspheres: 20 parts; Aerosil particulate: 10 parts; Silicon powder: 10 parts; Ash calcium: 10 parts; Water-holding agent: 0.2 part; Dispersion agent: 0.2 part; Defoamer: 0.2 part; Fortifying fibre: 3 parts; Impervious aqua: 3 parts.
Wherein polymer powder is LDM1646P; Expansive cement is silicates rapid hardening high-strength expansive cement; Hollow ceramic microspheres specification 15-120 um, 3M k20; Aerosil particulate aperture 25-45nm, thermal conductivity≤0.0026w/ (m.k); Silicon powder particle diameter 400 orders; Ash calcium particle diameter 400 orders; Water-holding agent is MH60001 P6; Defoamer is AGITANR P803; Fortifying fibre is the 2.0mm polypropylene fibre; Impervious aqua is SHP50.
Weigh successively in right amount according to above-mentioned each component content, each component fully stirs after 15-30 minute after dropping into successively powder stirring equipment, is packaged as product with moisture-proof packing bag.During construction, the weight ratio that only needs powder and water press 1:1.5 by machinery or artificial mixing and stirring, is adjusted to suitable viscosity and just can be constructed to criticize and scrape.
Above-mentioned three embodiment conformance with standard: " covil construction outer heat preservation system and decoration of exterior wall fire prevention temporary provisions " [2009] No. 46 literary composition notices of public logical word〉(test result such as Fig. 1).
Claims (5)
1. wall heat insulation thick-layer putty, it is characterized in that: each constituent mass umber comprises: polymer powder: 5 parts-8 parts; Expansive cement: 20 parts-30 parts; Hollow ceramic microspheres: 20 parts-30 parts; Aerosil particulate: 10 parts-15 parts; Silicon powder: 10 parts-15 parts; Ash calcium: 10 parts-15 parts; Water-holding agent: 0.2 part-0.5 part; Dispersion agent: 0.2 part-0.5 part; Defoamer: 0.1 part-1 part; Fortifying fibre: 3 parts-5 parts; Impervious aqua: 3 parts-5 parts;
Polymer powder is pulverous cold-water solution type multipolymer, is formed by vinyl acetate between to for plastic and ethene Binary Aggregation, as protective colloid, does not contain solvent and softening agent with polyvinyl alcohol; Hollow ceramic microspheres is that specification is the nonmetal hollow ceramic spheroid of lightweight of 15-120 μ m, and thermal conductivity is 0.003-0.01W/ (mK), anti-high temperature more than 1000 ℃, and main component is aluminum oxide; Described aerosil particulate is take the nanometer titanium dioxide silica aerogel as material of main part, and the aperture specification is 25-45nm, and void content is greater than 98%, dry density 40-120kg/m
3, thermal conductivity is 0.001-0.0026W/ (mK); Fortifying fibre is that length is the polypropylene fibre of 1.0-2.0mm.
2. a kind of wall heat insulation thick-layer putty according to claim 1, it is characterized in that: described silicon powder is particle diameter 400 orders, and whiteness is greater than 90, and dioxide-containing silica is greater than 98%, and neutrality does not contain crystal water.
3. a kind of wall heat insulation thick-layer putty according to claim 1, it is characterized in that: described grey calcium is powdery calcium hydroxide, leading indicator calcium hydroxide content 〉=95%, S≤0.06% magnesium oxide≤1.5% whiteness 〉=95%, particle diameter 400 orders.
4. a kind of wall heat insulation thick-layer putty according to claim 1, it is characterized in that: described water-holding agent is that a kind of molecular weight is at the cold-water solution type methylcellulose gum series products of 50000-60000.
5. a kind of wall heat insulation thick-layer putty according to claim 1, it is characterized in that: described water-holding agent is MH60001 P6; Described dispersion agent is POLYRON NC sodium polyphosphate dipersant; Described defoamer is AGITANR P803; Described impervious aqua is silylation powder hydrophober; Described expansive cement is silicates rapid hardening high-strength expansive cement.
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| CN 201210343352 CN102898110B (en) | 2012-09-17 | 2012-09-17 | Thick-layer putty for heat insulation of wall |
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| CN 201210343352 CN102898110B (en) | 2012-09-17 | 2012-09-17 | Thick-layer putty for heat insulation of wall |
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| CN103553502A (en) * | 2013-11-07 | 2014-02-05 | 北京建筑材料科学研究总院有限公司 | Lightweight inorganic insulation board containing silica aerogel and preparation method thereof |
| CN104609825B (en) * | 2015-02-05 | 2016-09-28 | 泉州三欣新材料科技有限公司 | A kind of heat-insulation and heat-preservation inorganic coating and preparation method thereof |
| CN105524507A (en) * | 2015-12-09 | 2016-04-27 | 重庆兴渝涂料股份有限公司 | Single-component high-efficiency lightweight interior-wall insulation putty and preparation method thereof |
| CN105348893B (en) * | 2015-12-09 | 2017-10-17 | 重庆兴渝涂料股份有限公司 | A kind of double-component efficient light internal wall heat preservation putty and preparation method thereof |
| CN106366744A (en) * | 2016-09-22 | 2017-02-01 | 高绍彬 | Heat-insulating elastic putty for building walls |
| CN106497204A (en) * | 2016-12-01 | 2017-03-15 | 湖北硅金凝节能减排科技有限公司 | A kind of SiO2Aeroge heat preservation putty and preparation method thereof |
| CN112175438B (en) * | 2020-12-02 | 2021-03-23 | 广东博智林机器人有限公司 | Heat-insulating dry powder putty and using method thereof |
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| GB8722832D0 (en) * | 1987-09-29 | 1987-11-04 | Powell R | Composite materials |
| CN101792298B (en) * | 2010-01-26 | 2012-05-23 | 莱州明发隔热材料有限公司 | High-temperature heat-insulating coating and preparation method thereof |
| KR101199639B1 (en) * | 2010-07-02 | 2012-11-08 | (주)크리코 | Cement paste having excellent waterproofing effect |
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