CN104058785B - A kind of foaming cement thermal insulation plate - Google Patents
A kind of foaming cement thermal insulation plate Download PDFInfo
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- CN104058785B CN104058785B CN201410308913.XA CN201410308913A CN104058785B CN 104058785 B CN104058785 B CN 104058785B CN 201410308913 A CN201410308913 A CN 201410308913A CN 104058785 B CN104058785 B CN 104058785B
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Abstract
The invention discloses a kind of foaming cement thermal insulation plate, comprise following component: proportioning by weight, cement 45-55 part, flyash 12-18 part, polypropylene fibre 0.35-0.5 part, foam stabilizer 1.5-2.5 part, accelerator 4-6 part, hydrogen peroxide 3.5-4.0 part, water 36-40 part. Adopt above-mentioned formula, the foaming cement thermal insulation plate of production, thermal conductivity factor≤0.05W/(mk), unit weight is at 200-350kg/m3, compression strength reaches 0.6MPa, and tensile strength >=0.15MPa meets the requirement of JG/T041-2011 " composite foaming cement plate exterior wall external heat preservation system application technology code " completely.
Description
Technical field
The present invention relates to building thermal insulation material technical field, particularly a kind of foaming cement thermal insulation plate.
Background technology
" Civil Building Energy Conservation administrative provisions ", by adopting novel wall material, carry out building energy-saving standard,Strengthen the operational management of building with energy equipment, the thermal property of appropriate design architectural exterior-protecting construction, raising heating,The operational efficiency of refrigeration, illumination, ventilation, plumbing and channel system, and utilize regenerative resource, protectingCard building uses under the prerequisite of function and indoor thermal environment quality, reduces building energy consumption, rationally, effectivelyUtilize the activity of the energy. A large amount of organic inflammable insulation materials is full of Chinese building heat preservation market at present, thisA little combustible materials that have been restricted or banned use of America and Europe have occupied China's insulation material market unexpectedly80%, also, just because of its inflammability leads to a lot of fire accidents accidents, therefore expedite the emergence of A level thermal insulating materialThe great development of material. Foaming cement thermal insulation plate has that thermal conductivity factor is low, thermal and insulating performance good, high temperature resistant, resistance to oldChange, A1 level noninflammability energy, and raw material is easy to get, and with the same life-span of building, is widely used in building industry wall thermal insulatingThe making of engineering and anti-fire door core board.
Summary of the invention
The object of the present invention is to provide a kind of good heat insulating, the foaming that lightweight, intensity is high, cost is lowCement heat preserving plate.
For achieving the above object, the present invention is achieved by the following technical solutions.
A kind of foaming cement thermal insulation plate, is characterized in that, comprises following component: proportioning by weight, cement45 ?55 parts, flyash 12 ?18 parts, polypropylene fibre 0.35 ?0.5 part, foam stabilizer 1.5 ?2.5 parts, rapid hardeningAgent 4 ?6 parts, hydrogen peroxide 3.5 ?4.0 parts, water 36 ?40 parts.
Described cement is Portland cement or portland cement, strength grade be 52.5 grades and more than.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, stearic acid 2 ?3 parts, polyvinyl alcohol 3.4 ?4.5Part, ammoniacal liquor 2.5 ?4.0 parts, water 40 ?45 parts.
Beneficial effect: compared with prior art, the invention has the advantages that:
Adopt formula of the present invention, the foaming cement thermal insulation plate of production, thermal conductivity factor≤0.05W/ (mk),Unit weight 200 ?350kg/m3, compression strength reaches 0.6MPa, tensile strength >=0.15MPa, burning gradeReach A level meet completely JG/T041 ?2011 " composite foaming cement plate exterior wall external heat preservation system application technology ruleJourney " requirement.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment 1:
A kind of foaming cement thermal insulation plate, comprises following component: proportioning by weight, 45 parts of cement, fine coal12 parts of ashes, 0.35 part of polypropylene fibre, 1.5 parts of foam stabilizers, 4 parts of accelerators, 3.5 parts, hydrogen peroxide, water36 parts.
Described cement is Portland cement, and strength grade is 52.5 grades.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, 2 parts of stearic acid, 3.4 parts of polyvinyl alcohol,2.5 parts of ammoniacal liquor, 40 parts, water.
Manufacture craft comprises the steps:
A, by 45 parts, mud, 12 parts, flyash, stirs after 0.35 part of polypropylene fibre joins 36 parts of water2min；
B, by 1.5 parts of foam stabilizers, 4 parts of accelerators add in above-mentioned agitated kettle, continue to stir 2 ?3min;
C, finally 3.5 parts, hydrogen peroxide hydrogen peroxide is added stir 7 ?after 10s, pour into described in mould can obtainFoaming cement thermal insulation plate.
Embodiment 2: substantially the same manner as Example 1, difference is formula, specific as follows:
A kind of foaming cement thermal insulation plate, comprises following component: proportioning by weight, 55 parts of cement, fine coal18 parts of ashes, 0.5 part of polypropylene fibre, 2.5 parts of foam stabilizers, 6 parts of accelerators, 4.0 parts, hydrogen peroxide, water40 parts.
Described cement is Portland cement, and strength grade is 53 grades.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, 3 parts of stearic acid, 4.5 parts of polyvinyl alcohol,4.0 parts of ammoniacal liquor, 45 parts, water.
Embodiment 3: substantially the same manner as Example 1, difference is formula, specific as follows:
A kind of foaming cement thermal insulation plate, comprises following component: proportioning by weight, 50 parts of cement, fine coal15 parts of ashes, 0.45 part of polypropylene fibre, 2 parts of foam stabilizers, 5 parts of accelerators, 3.8 parts, hydrogen peroxide, water38 parts.
Described cement is Portland cement or portland cement, and strength grade is 54 grades.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, 2.5 parts of stearic acid, 4.0 parts of polyvinyl alcohol,3.0 parts of ammoniacal liquor, 42 parts, water.
Embodiment 4: substantially the same manner as Example 1, difference is formula, specific as follows:
A kind of foaming cement thermal insulation plate, comprises following component: proportioning by weight, 50 parts of cement, fine coal15 parts of ashes, 0.4 part of polypropylene fibre, 2.0 parts of foam stabilizers, 5 parts of accelerators, 3.7 parts, hydrogen peroxide, water38 parts.
Described cement is Portland cement, and strength grade is 54 grades.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, 3 parts of stearic acid, 3.4 parts of polyvinyl alcohol,4.0 parts of ammoniacal liquor, 40 parts, water.
Embodiment 5: substantially the same manner as Example 1, difference is formula, specific as follows:
A kind of foaming cement thermal insulation plate, comprises following component: proportioning by weight, 48 parts of cement, fine coal16 parts of ashes, 0.47 part of polypropylene fibre, 2.2 parts of foam stabilizers, 5 parts of accelerators, 4.0 parts, hydrogen peroxide, water36 parts.
Described cement is Portland cement or portland cement, and strength grade is 53 grades.
Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1.
Described foam stabilizer comprises following component: proportioning by weight, 2 parts of stearic acid, 4.5 parts of polyvinyl alcohol,2.5 parts of ammoniacal liquor, 45 parts, water.
Detect according to JG/T266 ?2011, detect data in table 1.
Table 1 detects data
Claims (2)
1. a foaming cement thermal insulation plate, is characterized in that, comprises following component: proportioning by weight, cement 45-55 part, flyash 12-18 part, polypropylene fibre 0.35-0.5 part, foam stabilizer 1.5-2.5 part, accelerator 4-6 part, hydrogen peroxide 3.5-4.0 part, water 36-40 part; Described accelerator comprises following component: proportioning by weight, alumina cement: lithium carbonate=100:1; Described foam stabilizer comprises following component: proportioning by weight, stearic acid 2-3 part, polyvinyl alcohol 3.4-4.5 part, ammoniacal liquor 2.5-4.0 part, water 40-45 part.
2. a kind of foaming cement thermal insulation plate according to claim 1, is characterized in that, described cement is Portland cement or portland cement, strength grade be 52.5 grades and more than.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410308913.XA CN104058785B (en) | 2014-06-30 | 2014-06-30 | A kind of foaming cement thermal insulation plate |
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| CN201410308913.XA CN104058785B (en) | 2014-06-30 | 2014-06-30 | A kind of foaming cement thermal insulation plate |
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| CN104058785A CN104058785A (en) | 2014-09-24 |
| CN104058785B true CN104058785B (en) | 2016-05-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105016772A (en) * | 2015-07-17 | 2015-11-04 | 铜陵海源超微粉体有限公司 | Production method of foam cement |
| CN105669075B (en) * | 2016-01-08 | 2018-01-12 | 湖北大学 | A kind of gutter oil cement board additive and preparation method thereof |
| CN106927855A (en) * | 2017-02-27 | 2017-07-07 | 广西吉顺能源科技有限公司 | Thermal insulation waterproof board |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701780A (en) * | 2012-05-18 | 2012-10-03 | 江苏沃因思建筑节能科技有限公司 | Preparation method of polymer foamed cement heat-insulation board |
| CN103043968A (en) * | 2012-12-26 | 2013-04-17 | 上海天补建筑科技有限公司 | Composite foamed cement insulation board for tile surface and preparation method thereof |
| CN103755281A (en) * | 2014-01-09 | 2014-04-30 | 江苏安盛科技有限公司 | Cement-based composite foam insulation board and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701780A (en) * | 2012-05-18 | 2012-10-03 | 江苏沃因思建筑节能科技有限公司 | Preparation method of polymer foamed cement heat-insulation board |
| CN103043968A (en) * | 2012-12-26 | 2013-04-17 | 上海天补建筑科技有限公司 | Composite foamed cement insulation board for tile surface and preparation method thereof |
| CN103755281A (en) * | 2014-01-09 | 2014-04-30 | 江苏安盛科技有限公司 | Cement-based composite foam insulation board and preparation method thereof |
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