CN103896518A - Light compound thermal-insulation mortar - Google Patents
Light compound thermal-insulation mortar Download PDFInfo
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- CN103896518A CN103896518A CN201210583667.XA CN201210583667A CN103896518A CN 103896518 A CN103896518 A CN 103896518A CN 201210583667 A CN201210583667 A CN 201210583667A CN 103896518 A CN103896518 A CN 103896518A
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Abstract
The invention discloses light compound thermal-insulation mortar. The light compound thermal-insulation mortar comprises the following components in parts by weight: 35-40 parts of cement, 8-12 parts of converter slag granules, 12-18 parts of a reinforced material, 16-22 parts of compound thermal-insulation aggregate, 0.25-0.35 part of resin type redispersible powder, 0.6-0.9 part of cold water type polyvinyl alcohol, 0.1-0.2 part of hydroxypropyl methyl cellulose, 0.01-0.03 part of air entraining agent, 0.06-0.1 part of water glass, 0.005-0.01 part of inorganic retarder, 8-13 parts of polyphenyl granules, 30-50 parts of glass beads and 0.2-0.5 part of concrete water-proofing agent. The light compound thermal-insulation mortar has the advantages that the cement is saved; meanwhile, the thermal-insulation aggregate is added, so that the mortar has a light effect; meanwhile, an thermal-insulation effect is enhanced; after the construction is finished, the mortar is unlikely to crack and fall and can effectively resist water and fire.
Description
Technical field
The present invention relates to a kind of material of construction, particularly a kind of light composite heat-preserving mortar.
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, 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 made up of interfacial layer, thermal insulation separation thermosphere, anti-cracking protective layer, plays heat insulating, protection.Each layer of glue powder polyphenyl granule exterior wall external insulation system of the prior art all there is cement, but because cement is hydraulic material, form Behavior of Hardened Cement Paste with hydrate, generally need just can reach for 28 days design strength, dehydration too early, aquation stops, intensity no longer rise, cement material is the plastic material of blunging, volume shrinks along with the evaporation of moisture, in contraction process, if 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 more concentrated large fracture, and exist because temperature variation causes expanding, shrink and the problem in generation crack, secondly the glue powder polyphenyl granule exterior wall external insulation system of prior art impervious, waterproof ability is poor, if and impervious, water resistance is poor, drenched by sleet or easily make moist in moist air environment, such as in the high areas of atmospheric moisture such as 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 feature of rigidity, thereby easily causes the brittle ruptures such as the impact, expansion or the contraction that produce because of thermal stress or 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 in Xia Redong cryogenic region due to altitude temperature difference effect, the phenomenon such as easily produce local hollowing at interfacial layer, come off.
Chinese patent CN201010167784.9 discloses a kind of heat-insulation system with polycrystalline insulation mortar, comprises following component: cement, redispersable latex powder, cold water type polyvinyl alcohol, hydroxypropyl methyl cellulose ether, air entrapment agent, water glass, inorganic retarder and granular polystyrene.Compared with prior art, this technical scheme has the following advantages: 1, improve inorganic coagulation material infiltration and bond hypodynamic defect; Bonding, the ultimate compression strength of whole heat-insulation system are significantly improved.2, improve material workability, improve system heat insulation effect.3, improve workability, strengthen product later strength.4, the water-proof function of system is improved; And make various polycrystal mortar rigidity become flexibility, improve the adaptabilities to changes such as the shock resistance of heat-insulation system, anti-folding, stretch-proof, contraction.5, improve the physics resistance to cleavage of the anti-folding of material, stretch-proof ability raising system.But its function is also slightly aobvious single, its heat insulation function is still obvious not, and waterproof fireproofing function is not good, and execution conditions are had to more restriction, is difficult to extensive popularization.
Summary of the invention
The present invention is in order to overcome above-mentioned deficiency, and a kind of stronger heat insulation effect that has is provided, and construction finishes to be difficult for out drum afterwards, to come off and the effective composite thermal insulation mortar of waterproof fireproofing.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical programs: a kind of light composite heat-preserving mortar, by weight percentage, the content of each component of described thermal insulation mortar is: cement 35-40 part, converter slag particulate material 8-12 part, supporting material 12-18 part, compound heat-insulation aggregate 16-22 part, resin type redispersable latex powder 0.25-0.35 part, cold water type polyvinyl alcohol 0.6-0.9 part, hydroxypropyl methyl cellulose ether 0.1-0.2 part, air entrapment agent 0.01-0.03 part, water glass 0.06-0.1 part, inorganic retarder 0.005-0.01 part, granular polystyrene 8-13 part, glass bead 30-50 part, concrete waterproofer 0.2-0.5 part.
Most preferably scheme of the present invention is: by weight percentage; the content of each component of described thermal insulation mortar is: 35 parts of cement, 10 parts of converter slag particulate material, 16 parts of supporting materials, 20 parts, compound heat-insulation aggregate, 50 parts of cement, 15 parts of converter slag particulate material, 0.32 part of resin type redispersable latex powder, 0.85 part of cold water type polyvinyl alcohol, 0.18 part of hydroxypropyl methyl cellulose ether, 0.025 part of air entrapment agent, 0.08 part of water glass, 0.008 part of inorganic retarder, 12 parts of granular polystyrenes, 32 parts of glass beads, 0.24 part of concrete waterproofer.
Can there is gelling reaction at redispersion rubber powder and cement etc. by resin type in the present invention, generate new gelling thing, new gelling thing has stronger sustainability maintenance and the ability of equilibrium water gas, can keep the stable of mortar later stage cohesive strength and constantly increase its intensity, moisture content in energy balance mortar, prevents that percolating water and body of wall aqueous vapor from assembling, dewfall, effectively controls and reduce the drying shrinkage of cement, increase plasticity, prevent out that bag is poly-, hollowing, come off.New gelling thing can infiltrate in the shallow table cavity of glass bead pore, and glass bead is coated, and connects each particle formation intensity higher; dense, the better thermal insulation separation thermosphere of stability, the ultimate compression strength of raising glass bead; water tolerance, reduces water-absorbent, reaches fp object simultaneously.The hydroxypropyl methyl cellulose ether adding in the present invention is the multichain high molecular polymer of a kind of high-hydroscopicity, high-moisture-retention, it rises rapidly and sticks with paste the film that forms high slumpability in 2-3 minute in mortar stirs, can effectively stop laminated segregation, the bleeding of mortar, improve the workability of various slurries; Also can make mortar fully keep moisture content, allow the abundant aquation of cement also effectively obtain maintenance, improve the intensity after mortar moulding; Hydroxypropyl methyl cellulose ether rises after paste, makes a large amount of introducing microbubble in mortar.Like this, shrink because freeze-thaw cycle causes mortar expansion the free-water destroying, 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 microbubble diffusion, thereby reduce the generation in crack; Air entrapment agent is organic active active material, can improve system heat insulation effect, and plays the effect that improves material workability.Do not affecting under the prerequisite of overall heat insulation effect, mixing a little converter slag particulate material, contributing to utilization of waste material, realizing recycling economy simultaneously.Add compound heat-insulation aggregate and supporting material simultaneously, can guarantee the overall qualities of mortar.
Embodiment
Below by embodiment, the present invention will be further described:
Embodiment 1: take cement 35KG, converter slag particulate material 8KG, supporting material 12KG, compound heat-insulation aggregate 16KG, resin type redispersable latex powder 0.25KG, cold water type polyvinyl alcohol 0.6KG, hydroxypropyl methyl cellulose ether 0.1KG, air entrapment agent 0.01KG, water glass 0.06KG, inorganic retarder 0.005KG, granular polystyrene 8KG, glass bead 30 KG, concrete waterproofer 0.2KG; thermal insulation mortar production technique is produced routinely, to obtain final product.Under normal temperature and pressure, add water and be stirred to d spiss, for body of wall.
Embodiment 2: take cement 40KG, converter slag particulate material 12KG, supporting material 18KG, compound heat-insulation aggregate 22KG, resin type redispersable latex powder 0.35KG, cold water type polyvinyl alcohol 0.9KG, hydroxypropyl methyl cellulose ether 0.2KG, air entrapment agent 0.03KG, water glass 0.1KG, inorganic retarder 0.01KG, granular polystyrene 13KG, glass bead 50 KG, concrete waterproofer 0.5 KG; thermal insulation mortar production technique is produced routinely, to obtain final product.Under normal temperature and pressure, add water and be stirred to d spiss, for body of wall.
Though it is pointed out that above-described embodiment is to the present invention's detailed text description of contrasting, these text descriptions are the simple description to mentality of designing of the present invention just, rather than restriction to thinking of the present invention.Any combination, increase or modification that is no more than mentality of designing of the present invention, all falls within the scope of protection of the present invention.
Claims (2)
1. a light heat-insulation mortar, it is characterized in that by weight percentage, the content of each component of described thermal insulation mortar is: cement 35-40 part, converter slag particulate material 8-12 part, supporting material 12-18 part, compound heat-insulation aggregate 16-22 part, resin type redispersable latex powder 0.25-0.35 part, cold water type polyvinyl alcohol 0.6-0.9 part, hydroxypropyl methyl cellulose ether 0.1-0.2 part, air entrapment agent 0.01-0.03 part, water glass 0.06-0.1 part, inorganic retarder 0.005-0.01 part, granular polystyrene 8-13 part, glass bead 30-50 part, concrete waterproofer 0.2-0.5 part.
2. light composite heat-preserving mortar according to claim 1, it is characterized in that by weight percentage, the content of each component of described thermal insulation mortar is: 35 parts of cement, 10 parts of converter slag particulate material, 16 parts of supporting materials, 20 parts, compound heat-insulation aggregate, 50 parts of cement, 15 parts of converter slag particulate material, 0.32 part of resin type redispersable latex powder, 0.85 part of cold water type polyvinyl alcohol, 0.18 part of hydroxypropyl methyl cellulose ether, 0.025 part of air entrapment agent, 0.08 part of water glass, 0.008 part of inorganic retarder, 12 parts of granular polystyrenes, 32 parts of glass beads, 0.24 part of concrete waterproofer.
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| CN201210583667.XA CN103896518A (en) | 2012-12-30 | 2012-12-30 | Light compound thermal-insulation mortar |
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| CN201210583667.XA CN103896518A (en) | 2012-12-30 | 2012-12-30 | Light compound thermal-insulation mortar |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163594A (en) * | 2014-07-24 | 2014-11-26 | 广州市景龙装饰工程有限公司 | Cement-based finishing slurry and preparation method thereof |
| CN104193264A (en) * | 2014-08-04 | 2014-12-10 | 马鞍山市中天新型建材有限公司 | Pre-blended thermal insulation mortar and preparation method thereof |
| CN104591650A (en) * | 2015-01-12 | 2015-05-06 | 枞阳县天筑新型建筑材料有限公司 | Light-weight inorganic composite concrete and preparation method thereof |
| CN104844144A (en) * | 2015-05-29 | 2015-08-19 | 合肥瑞鹤装饰工程有限公司 | Synergist-added high-strength thermal-insulation mortar and preparation method thereof |
| CN104860714A (en) * | 2015-03-30 | 2015-08-26 | 盐城申兴实业有限公司 | Single-component lightweight sound-insulating heat-preserving mortar material and construction method thereof |
| CN113736300A (en) * | 2021-09-14 | 2021-12-03 | 合肥友泰建材有限公司 | Method for manufacturing heat-preservation and heat-insulation daub |
-
2012
- 2012-12-30 CN CN201210583667.XA patent/CN103896518A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163594A (en) * | 2014-07-24 | 2014-11-26 | 广州市景龙装饰工程有限公司 | Cement-based finishing slurry and preparation method thereof |
| CN104163594B (en) * | 2014-07-24 | 2016-03-02 | 广州市景龙装饰工程有限公司 | A kind of cement based finishing slurry and preparation method thereof |
| CN104193264A (en) * | 2014-08-04 | 2014-12-10 | 马鞍山市中天新型建材有限公司 | Pre-blended thermal insulation mortar and preparation method thereof |
| CN104591650A (en) * | 2015-01-12 | 2015-05-06 | 枞阳县天筑新型建筑材料有限公司 | Light-weight inorganic composite concrete and preparation method thereof |
| CN104860714A (en) * | 2015-03-30 | 2015-08-26 | 盐城申兴实业有限公司 | Single-component lightweight sound-insulating heat-preserving mortar material and construction method thereof |
| CN104844144A (en) * | 2015-05-29 | 2015-08-19 | 合肥瑞鹤装饰工程有限公司 | Synergist-added high-strength thermal-insulation mortar and preparation method thereof |
| CN113736300A (en) * | 2021-09-14 | 2021-12-03 | 合肥友泰建材有限公司 | Method for manufacturing heat-preservation and heat-insulation daub |
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Application publication date: 20140702 |