CN103172314A - Polycrystal inorganic lightweight aggregate thermal insulation mortar - Google Patents
Polycrystal inorganic lightweight aggregate thermal insulation mortar Download PDFInfo
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- CN103172314A CN103172314A CN2013101066139A CN201310106613A CN103172314A CN 103172314 A CN103172314 A CN 103172314A CN 2013101066139 A CN2013101066139 A CN 2013101066139A CN 201310106613 A CN201310106613 A CN 201310106613A CN 103172314 A CN103172314 A CN 103172314A
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Abstract
The invention discloses a polycrystal inorganic lightweight aggregate thermal insulation mortar. The polycrystal inorganic lightweight aggregate thermal insulation mortar comprises cement, redispersible latex powder, hydroxymethyl propyl cellulose ether,air entraining agent, organosilicone water repellent, closed perlite or glass beads. 98% of the thermal insulation mortar is an inorganic incombustible material; the thermal insulation mortar has integrative functions of heat insulation, decoration, fire retardance, water retardance, climatic change resistance and the like; moreover, the process is simple and easy to operate; quality problems caused by construction technique can be reduced; the development cost is lowered; and large-range promotion and application are promoted.
Description
Technical field
The invention belongs to building material technical field, a kind of polycrystal inorganic light-weight aggregate thermal insulation mortar specifically, it is mainly used in the inside and outside energy-saving heat preserving of architectural exterior-protecting construction body of wall, roof system or floor ceiling.
Background technology
General sheet material or the member heat preserving and insulating material of adopting of home and abroad construction wall insulation at present, price is high, construction difficulty is large, impact resistance is poor, but high insulating effect, the area seasons oneself to cold; Also there is at present another kind of lagging material, i.e. glue powder polyphenyl granule exterior wall external insulation system, this heat insulation system is comprised of interfacial layer, thermal insulation separation thermosphere, anti-cracking protective layer, plays heat insulating, protection.all there is cement in each layer of glue powder polyphenyl granule exterior wall external insulation system of the prior art, but because cement is hydraulic material, form Behavior of Hardened Cement Paste with hydrate, generally needed 28 days just can reach design strength, dehydration too early, aquation stops, intensity namely no longer rises, the cement material is the plastic material of blunging, volume shrinks along with the evaporation of moisture, in contraction process, if the cement material does not also have intensity or intensity very low, string stress is greater than the tension stress of material, shrinkage will show as the large fracture of relatively concentrating, and exist because temperature variation causes expanding, shrink and produce the problem in crack, secondly the glue powder polyphenyl granule exterior wall external insulation system of prior art impervious, waterproof ability is relatively poor, if and impervious, water resistance is poor, drenched by sleet or easily make moist in moist air environment, such as the high area of atmospheric moisture such as in China East China, thereby form steam in the space of thermal insulation separation thermosphere, heat energy will conduct by steam, weakens the heat preservation and energy conservation effects of thermal insulation separation thermosphere, in addition, existing glue powder polyphenyl granule exterior wall external insulation system has the characteristics of rigidity, thereby easily causes the brittle ruptures such as impact, expansion or contraction because of thermal stress or the generation of other external force, again, it is low that existing glue powder polyphenyl granule exterior wall external insulation system has cohesive strength, shock resistance, the shortcoming that ultimate compression strength is low, and at the Xia Redong cryogenic region due to altitude temperature difference effect, the phenomenon such as easily produce local hollowing at interfacial layer, come off.In addition, organic board or member heat preservation construction and use disaster hidden-trouble are high, and serious industrial accident occured in succession for Beijing, Shanghai, Shenyang etc.; Cohesive strength is low, the shortcoming of easy-weathering and adhesive polystyrene granule heat-insulating has.These materials do not meet on the south the Yellow River and middle and lower reach of Yangtze River Xia Redong cryogenic region, and heat insulating requires relatively low, the characteristics in waterproof, heat-resisting demanding area.
Summary of the invention
The present invention is directed to deficiency of the prior art, provide a kind of polycrystal inorganic light-weight aggregate thermal insulation mortar 98% to form for the inorganic non-combustible material, the integrated functions such as heat insulating, decorations, fire prevention, waterproof, weather variation are arranged, and technique is simple, easily operation, can reduce the quality problems of bringing because of operating technique, reduce cost of development, be conducive to large-area applying.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
A kind of polycrystal inorganic light-weight aggregate thermal insulation mortar; the composition of this polycrystal flexible ceramic tile agglomerant and mass fraction proportion are as follows: 35 parts-45 parts of cement; 1.5 parts-2 parts of redispersable latex powders; 0.4 part-0.6 part of hydroxypropyl methyl cellulose ether; 0.1 part-0.3 part of air entrapment agent; 0.2 part-0.4 part of organosilicon moisture repellent also includes 40 parts-50 parts of closed perlite or glass beads.Redispersable latex powder in the present invention is a kind of flexible high molecular material, as the organic gel gel material, it can be dissolved in cold water in mortar stirs in, particularly fully dissolved at the aqueous solution that contains alkalescence, forming rapidly membrane structure is wrapped in around cement and other inorganic coagulation materials, make between organic gel gel material and inorganic coagulation material and mutually merge, and fully bond after solidifying; Secondly, the inorganic coagulation materials such as cement all become with particulate state in hydrolysis or hydration reaction, be difficult to be penetrated into the object of denser, and become in the space between particle and particle, the bonding effect specific surface area that has after gelling material is solidified and between bonded material is restricted, but as the redispersable latex powder of organic gel gel material and the hydrolyzate of waterproofing agent of organosilicon, the film that forms after hydrolysis contacts with bonded material comprehensively, make up the deficiency of inorganic coagulation material, the cohesive strength of material improves greatly; Again, the film that forms after redispersable latex powder and waterproofing agent of organosilicon hydrolysis is wrapped in around inorganic coagulation material, it is forming the plasticity ligament between the inorganic gel particle after material cured, can increase the snappiness of mortar, improve the adaptabilities to changes such as shock resistance of the present invention, anti-folding, stretch-proof, contraction, hinder the brittle ruptures such as impact, expansion or contraction that thermal stress or other external force produce; Further, the film that forms after redispersable latex powder and waterproofing agent of organosilicon hydrolysis, it is when material cured, around the internal package of the product of moulding inorganic coagulation material, externally cover the surface of moulding product, have very strong impervious, waterproof ability, can prevent freeze-thaw damage and the system reduction heat preservation and energy conservation effects of making moist.The hydroxypropyl methyl cellulose ether that adds in the present invention is the multichain high molecular polymer of a kind of high-hydroscopicity, high-moisture-retention, it rises rapidly in 2-3 minute in mortar stirs and sticks with paste the film that forms high slumpability, laminated segregation, the bleeding that can effectively stop mortar, the workability of the various slurries of improvement; Also can make mortar fully keep moisture content, allow the abundant aquation of cement also effectively obtain maintenance, the intensity after the moulding of raising mortar; After hydroxypropyl methyl cellulose ether plays paste, make a large amount of introducing microbubble in mortar.Like this, shrink because freeze-thaw cycle causes mortar expansion the free-water that destroys, can enter in these microbubbles, thereby reduce early stage freeze-thaw damage; In addition, the expansion, the string stress that produce because of temperature variation are effectively cushioned to the microbubble diffusion, thereby reduce the generation in crack.Selecting closed perlite is a kind of Novel pearl rock product.This product is evenly to be expanded from inside to outside after vertical electric furnace step type of heating is issued to certain temperature by the perlite small powder that certain particle diameter is arranged; the expanded granular surface is again through moment high temperature vitreous; form the particle surface of continuous glass materialization after cooling; and inside is keeping complete porous, hollow hollow structure, and unique mode of production has determined that product has kept the purity of perlite natural inorganic Chemical Composition.Closed perlite has the distinguishing features such as intensity is high, lightweight, heat insulating, electrical insulation capability is good, purity is high, uniform particles, water-intake rate is low, free-running property is good; select closed perlite or glass bead to make up granular polystyrene organic materials Yi Ran ﹑ fire resistance Cha ﹑ high temperature and produce the defectives such as bounce-back property is large in obnoxious flavour and ageing-resistant weathering resistance Di ﹑ construction, improved over-all properties and the workability of thermal insulation mortar perfect.
In technique scheme, preferred, also comprise 5 parts-10 parts of slag powders, 3 parts-5 parts of coarse whitings, 4 parts-6 parts, flyash.The use of slag powders, coarse whiting, flyash greatly reduces manufacturing cost of the present invention, and slag powders, coarse whiting, flyash can play the hydration reaction that promotes cement, and improve the material workability as the inorganic active active material.
In technique scheme, preferred, also include 0.5 part-1 part of wood fibre, 0.4 part-0.8 part of polypropylene fibre.Polypropylene fibre, wood fibre improve the physics resistance to cleavage that the anti-folding of material, stretch-proof ability improve system; Wood fibre also plays water retention in addition, improves the intensity in thermal insulation mortar later stage.
The present invention compared with prior art has following beneficial effect:
1, take cement, closed perlite or glass bead as inorganic coagulation material; , improve the inorganic coagulation material infiltration and bond hypodynamic defective as the organic gel gel material with redispersable latex powder; This thermal insulation mortar bonding, ultimate compression strength are significantly improved.
2, take slag powders, flyash, coarse whiting as the inorganic active active material, promote the hydration reaction of cement, closed perlite or glass bead, and improve the material workability; Also take full advantage of industrial residue.
3, with the high-hydroscopicities such as hydroxypropyl methyl cellulose ether, wood fibre, high-moisture-retention material, improve workability, strengthen the product later strength.
4, take redispersable latex powder and organosilicon moisture repellent as the organic waterproof material; And make this thermal insulation mortar become flexibility, improve the adaptabilities to changes such as the shock resistance in this thermal insulation mortar later stage, anti-folding, stretch-proof, contraction.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment 1
A kind of polycrystal inorganic light-weight aggregate thermal insulation mortar; the composition of this polycrystal flexible ceramic tile agglomerant and mass fraction proportion are as follows: 35 parts of cement, 1.5 parts of redispersable latex powders, 0.4 part of hydroxypropyl methyl cellulose ether; 0.1 part of air entrapment agent; 0.2 part of organosilicon moisture repellent, 40 parts of closed perlite or glass beads, 5 parts of slag powders; 3 parts of coarse whitings; 4 parts, flyash, 0.5 part of wood fibre, 0.4 part of polypropylene fibre.
Embodiment 2
A kind of polycrystal inorganic light-weight aggregate thermal insulation mortar; the composition of this polycrystal flexible ceramic tile agglomerant and mass fraction proportion are as follows: 45 parts of cement, 2 parts of redispersable latex powders, 0.6 part of hydroxypropyl methyl cellulose ether; 0.3 part of air entrapment agent; 0.4 part of organosilicon moisture repellent, 50 parts of closed perlite or glass beads, 10 parts of slag powders; 5 parts of coarse whitings; 6 parts, flyash, 1 part of wood fibre, 0.8 part of polypropylene fibre.
Embodiment 3
A kind of polycrystal inorganic light-weight aggregate thermal insulation mortar; the composition of this polycrystal flexible ceramic tile agglomerant and mass fraction proportion are as follows: 40 parts of cement, 1.8 parts of redispersable latex powders, 0.5 part of hydroxypropyl methyl cellulose ether; 0.2 part of air entrapment agent; 0.3 part of organosilicon moisture repellent, 45 parts of closed perlite or glass beads, 7 parts of slag powders; 4 parts of coarse whitings; 5 parts, flyash, 0.8 part of wood fibre, 0.6 part of polypropylene fibre.
Comprehensive above-described embodiment, the technical indicator contrast of the thermal insulation mortar of the present invention and prior art is as follows:
1, do not add polypropylene fiber, wood fibre, the contrast of hydroxypropyl methyl cellulose ether different time sections technical indicator.
Add polypropylene fiber, wood fibre, the contrast of hydroxypropyl methyl cellulose ether different time sections technical indicator.
2, do not add the contrast of air entrapment agent different time sections technical indicator.
The technical indicator contrast that adds air entrapment agent, hydroxypropyl methyl cellulose ether different time sections.
Two, some performance index contrast of heat-insulation system
1, do not add organosilicon moisture repellent, the contrast of redispersable latex powder different time sections performance index
Add organosilicon moisture repellent, the contrast of redispersable latex powder (Veova) different time sections performance index
2, do not add slag, the contrast of coarse whiting different time sections performance index
Add slag, the contrast of coarse whiting different time sections performance index.
The described thermal insulation mortar of this patent is compared technical progress with the system material that JGJ253-2011 " inorganic light-weight aggregate exterior wall heat-preserving system technical regulation " requires to be had: 1, the boundary mortar tensile bond strength relatively.
| Project | The GB performance index | This patent performance index | Property enhancement % |
| Former intensity | ≥0.90MPa | ≥1.10MPa | 22.2 |
| Water-fast intensity | ≥0.70MPa | ≥0.80MPa | 14.3 |
| Freeze-thawing resistant intensity | -- | ≥0.60MPa | -- |
2, some performance index of thermal insulation mortar relatively.
3, cracking resistance facing material property indices relatively.
Claims (3)
1. polycrystal inorganic light-weight aggregate thermal insulation mortar; it is characterized in that: the composition of this polycrystal flexible ceramic tile agglomerant and mass fraction proportion are as follows: 35 parts-45 parts of cement; 1.5 parts-2 parts of redispersable latex powders; 0.4 part-0.6 part of hydroxypropyl methyl cellulose ether; 0.1 part-0.3 part of air entrapment agent; 0.2 part-0.4 part of organosilicon moisture repellent, 40 parts-50 parts of closed perlite or glass beads.
2. a kind of polycrystal inorganic light-weight aggregate thermal insulation mortar as claimed in claim 1, is characterized in that: also comprise 5 parts-10 parts of slag powders, 3 parts-5 parts of coarse whitings, 4 parts-6 parts, flyash.
3. a kind of polycrystal inorganic light-weight aggregate thermal insulation mortar as claimed in claim 1, is characterized in that: also include 0.5 part-1 part of wood fibre, 0.4 part-0.8 part of polypropylene fibre.
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| CN201310106613.9A CN103172314B (en) | 2013-03-28 | 2013-03-28 | A kind of Polycrystal inorganic lightweight aggregate thermal insulation mortar |
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| CN201310106613.9A CN103172314B (en) | 2013-03-28 | 2013-03-28 | A kind of Polycrystal inorganic lightweight aggregate thermal insulation mortar |
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| CN103172314A true CN103172314A (en) | 2013-06-26 |
| CN103172314B CN103172314B (en) | 2016-04-27 |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641418A (en) * | 2013-11-08 | 2014-03-19 | 许炜 | High efficiency and energy saving vitreous bead insulation mortar |
| CN103664078A (en) * | 2013-11-26 | 2014-03-26 | 蚌埠市天网渔需用品有限公司 | Fire-resistant flame-retardant composite thermal insulation mortar and preparation method thereof |
| CN103755290A (en) * | 2013-12-20 | 2014-04-30 | 安徽省美域节能环保技术应用有限公司 | Cement mortar with anti-cracking performance and preparation method thereof |
| CN104724981A (en) * | 2013-12-23 | 2015-06-24 | 久筑节能科技（天津）有限公司 | White ceramic tile adhesive 907 |
| CN104724982A (en) * | 2013-12-23 | 2015-06-24 | 久筑节能科技（天津）有限公司 | Gray ceramic tile adhesive 905 |
| CN104744002A (en) * | 2015-03-20 | 2015-07-01 | 鲁村武 | Waterproof anti-crack mortar for coating |
| CN104761188A (en) * | 2014-01-02 | 2015-07-08 | 天津武铄科技有限公司 | Low-thermal conductivity thermal-insulation mortar |
| CN104761189A (en) * | 2014-01-02 | 2015-07-08 | 天津武铄科技有限公司 | High-performance thermal-insulation fire-proof sound-insulation material |
| CN104973832A (en) * | 2015-06-17 | 2015-10-14 | 杭州正博新型建筑材料有限公司 | Anti-crack mortar and preparation method therefor |
| CN105036658A (en) * | 2015-07-29 | 2015-11-11 | 广州世正环保科技发展有限公司 | Multifunctional ceramic tile adhesive utilizing construction waste and preparation method thereof |
| CN105060826A (en) * | 2015-08-11 | 2015-11-18 | 刘广利 | Thermal insulation mortar for building external walls and preparation method thereof |
| CN105254244A (en) * | 2015-09-30 | 2016-01-20 | 安徽坤隆新型建材有限公司 | Mortar used for making thermal insulation air-entrapped brick |
| CN105314933A (en) * | 2014-08-04 | 2016-02-10 | 天津武铄科技有限公司 | Heat-preserving mortar with low thermal conductivity |
| CN107162536A (en) * | 2017-06-06 | 2017-09-15 | 合肥雅克丽新型建材有限公司 | Novel anti-bending and anti-compression building material and preparation method thereof |
| CN107337397A (en) * | 2016-08-23 | 2017-11-10 | 如皋长江科技产业有限公司 | A kind of fireproof heat insulating wall covering |
| CN108585695A (en) * | 2018-07-02 | 2018-09-28 | 杭萧钢构股份有限公司 | A kind of steel construction inorganic light-weight aggregate thermal insulation mortar |
| CN108863216A (en) * | 2018-07-10 | 2018-11-23 | 中冶武汉冶金建筑研究院有限公司 | A kind of sprayable inorganic foamed thermal insulation mortar |
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| CN1850706A (en) * | 2006-05-16 | 2006-10-25 | 太原理工大学 | Efficient energy-saving kervit microbead insulated sand slurry |
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- 2013-03-28 CN CN201310106613.9A patent/CN103172314B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1850706A (en) * | 2006-05-16 | 2006-10-25 | 太原理工大学 | Efficient energy-saving kervit microbead insulated sand slurry |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641418A (en) * | 2013-11-08 | 2014-03-19 | 许炜 | High efficiency and energy saving vitreous bead insulation mortar |
| CN103664078A (en) * | 2013-11-26 | 2014-03-26 | 蚌埠市天网渔需用品有限公司 | Fire-resistant flame-retardant composite thermal insulation mortar and preparation method thereof |
| CN103755290A (en) * | 2013-12-20 | 2014-04-30 | 安徽省美域节能环保技术应用有限公司 | Cement mortar with anti-cracking performance and preparation method thereof |
| CN104724981A (en) * | 2013-12-23 | 2015-06-24 | 久筑节能科技（天津）有限公司 | White ceramic tile adhesive 907 |
| CN104724982A (en) * | 2013-12-23 | 2015-06-24 | 久筑节能科技（天津）有限公司 | Gray ceramic tile adhesive 905 |
| CN104761188A (en) * | 2014-01-02 | 2015-07-08 | 天津武铄科技有限公司 | Low-thermal conductivity thermal-insulation mortar |
| CN104761189A (en) * | 2014-01-02 | 2015-07-08 | 天津武铄科技有限公司 | High-performance thermal-insulation fire-proof sound-insulation material |
| CN105314933A (en) * | 2014-08-04 | 2016-02-10 | 天津武铄科技有限公司 | Heat-preserving mortar with low thermal conductivity |
| CN105314933B (en) * | 2014-08-04 | 2017-07-18 | 天津武铄科技有限公司 | A kind of low heat conductivity heat-insulating mortar |
| CN104744002A (en) * | 2015-03-20 | 2015-07-01 | 鲁村武 | Waterproof anti-crack mortar for coating |
| CN104973832B (en) * | 2015-06-17 | 2017-02-01 | 杭州正博新型建筑材料有限公司 | Anti-crack mortar and preparation method therefor |
| CN104973832A (en) * | 2015-06-17 | 2015-10-14 | 杭州正博新型建筑材料有限公司 | Anti-crack mortar and preparation method therefor |
| CN105036658A (en) * | 2015-07-29 | 2015-11-11 | 广州世正环保科技发展有限公司 | Multifunctional ceramic tile adhesive utilizing construction waste and preparation method thereof |
| CN105060826A (en) * | 2015-08-11 | 2015-11-18 | 刘广利 | Thermal insulation mortar for building external walls and preparation method thereof |
| CN105060826B (en) * | 2015-08-11 | 2017-01-25 | 东莞市泰丰钢结构有限公司 | Thermal insulation mortar for building external walls and preparation method thereof |
| CN105254244A (en) * | 2015-09-30 | 2016-01-20 | 安徽坤隆新型建材有限公司 | Mortar used for making thermal insulation air-entrapped brick |
| CN107337397A (en) * | 2016-08-23 | 2017-11-10 | 如皋长江科技产业有限公司 | A kind of fireproof heat insulating wall covering |
| CN107162536A (en) * | 2017-06-06 | 2017-09-15 | 合肥雅克丽新型建材有限公司 | Novel anti-bending and anti-compression building material and preparation method thereof |
| CN108585695A (en) * | 2018-07-02 | 2018-09-28 | 杭萧钢构股份有限公司 | A kind of steel construction inorganic light-weight aggregate thermal insulation mortar |
| CN108863216A (en) * | 2018-07-10 | 2018-11-23 | 中冶武汉冶金建筑研究院有限公司 | A kind of sprayable inorganic foamed thermal insulation mortar |
| CN108863216B (en) * | 2018-07-10 | 2021-04-27 | 中冶武汉冶金建筑研究院有限公司 | Inorganic foaming thermal insulation mortar capable of being sprayed |
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| CN103172314B (en) | 2016-04-27 |
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