CN103755277A - High-strength composite foaming cement insulation board and preparation method thereof - Google Patents
High-strength composite foaming cement insulation board and preparation method thereof Download PDFInfo
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- CN103755277A CN103755277A CN201310744875.8A CN201310744875A CN103755277A CN 103755277 A CN103755277 A CN 103755277A CN 201310744875 A CN201310744875 A CN 201310744875A CN 103755277 A CN103755277 A CN 103755277A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention relates to a high-strength composite foaming cement insulation board. The high-strength composite foaming cement insulation board comprises the following components in parts by weight: 80-100 parts of PO Portland cement, 10-20 parts of coal ash, 5-10 parts of foaming agent, 0.5-2 parts of foam stabilizer, 0.5-2 parts of early strength agent, 0.5-2 parts of curing agent, and 0.2-1 part of reinforced plastic glass fiber. The product has high performance indexes, especially has good tensile strength. The invention provides a preparation method for the high-strength composite foaming cement insulation board. The preparation method comprises steps of a. firstly uniformly mixing the PO Portland cement, coal ash, foam stabilizer, early strength agent, curing agent and reinforced plastic glass fiber according to proportions, so as to obtain a sizing mixture, then adding a proper amount of water, stirring uniformly, then adding the foaming agent, and continuously stirring for 1-2 hours; b. pouring the mixed foaming sizing agent into a die, foaming at normal temperature and pressure, standing for natural curing for 24 hours, and then removing the die so as to obtain the high-strength composite foaming cement insulation board.
Description
Technical field
The invention belongs to the field of new that construction work is used, be specifically related to compound foaming cement thermal insulation plate of high strength and preparation method thereof.
Background technology
Currently marketed composite foaming cement plate is all to adopt sulplo-aluminate rapid hardening cement as main raw material, and its product exists a lot of shortcomings, as resistance to compression with tensile strength is low, poor water resistance etc., market application is brought to a lot of problems.According to relevant capital construction commission files specify, the systems engineering pull strength of all lagging materials must reach 0.2MP, could make outer facade finishing material with wall brick, and the industry level of cement foam board tensile strength is all difficult to reach now, want system to reach 0.2MP, the tension of material self must be greater than 0.15MP.
Summary of the invention
The object of the present invention is to provide the compound foaming cement thermal insulation plate of a kind of high strength, the use that it is applicable to construction wall insulation and sqouynd absorption lowering noise, possesses high strength feature, and production cost is low, has certain advantage of promoting the use of.
The compound foaming cement thermal insulation plate of a kind of high strength, its component formula is by weight ratio: PO silicate cement 80-100 part, flyash 10-20 part, whipping agent 5-10 part, suds-stabilizing agent 0.5-2 part, hardening accelerator 0.5-2 part, solidifying agent 0.5-2 part, reinforced plastic glass fibre 0.2-1 part.
As preferably, the compound foaming cement thermal insulation plate of high strength, its component formula is by weight ratio: 90 parts of PO silicate cements, 15 parts, flyash, 8 parts, whipping agent hydrogen peroxide, 0.5 part of suds-stabilizing agent, 1 part of hardening accelerator, 1 part, solidifying agent, 0.5 part of reinforced plastic glass fibre.
The length of described reinforced plastic glass fibre is 8-16 millimeter.
Described suds-stabilizing agent, hardening accelerator, solidifying agent is existing manufacture composite foamed cement insulation board ordinary articles, is not particularly limited herein.
The preparation method who another object of the present invention is to provide the compound foaming cement thermal insulation plate of high strength, is specially:
A. first by PO silicate cement, flyash, suds-stabilizing agent, hardening accelerator, solidifying agent, reinforced plastic glass fibre mixes in proportion into mixed slurry, then adds suitable quantity of water, adds whipping agent after stirring again, and continues to stir 1-2 hour;
The consumption of water is the 60%-70% of mixed slurry;
B. pour the foamed slurry being stirred into mould, foaming at normal temperatures and pressures, placed natural curing after 24 hours, and form removal obtains the compound foaming cement thermal insulation plate of high strength.
Foaming pore size is controlled at 2-3mm.
The concentration of foamed slurry, directly has influence on dry density and the thermal conductivity of foamed board.
Beneficial effect: production method provided by the invention, production efficiency is high; The property indices of product is high, especially possesses good tensile strength.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
The compound foaming cement thermal insulation plate of a kind of high strength, its component formula is by weight ratio: PO silicate cement 80-100 part, flyash 10-20 part, whipping agent 5-10 part, suds-stabilizing agent 0.5-2 part, hardening accelerator 0.5-2 part, solidifying agent 0.5-2 part, reinforced plastic glass fibre 0.2-1 part.
As preferably, the compound foaming cement thermal insulation plate of high strength, its component formula is by weight ratio: 90 parts of PO silicate cements, 15 parts, flyash, 8 parts, whipping agent hydrogen peroxide, 0.5 part of suds-stabilizing agent, 1 part of hardening accelerator, 1 part, solidifying agent, 0.5 part of the reinforced plastic glass fibre of 8-16 millimeter.
Described suds-stabilizing agent, hardening accelerator, solidifying agent is existing manufacture composite foamed cement insulation board ordinary articles, is not particularly limited herein.
A preparation method for the compound foaming cement thermal insulation plate of high strength, is specially:
A. first by PO silicate cement, flyash, suds-stabilizing agent, hardening accelerator, solidifying agent, reinforced plastic glass fibre mixes in proportion into mixed slurry, then adds suitable quantity of water, adds whipping agent after stirring again, and continues to stir 1-2 hour;
The consumption of water is the 60%-70% of mixed slurry;
B. pour the foamed slurry being stirred into mould, foaming at normal temperatures and pressures, placed natural curing after 24 hours, and form removal obtains the compound foaming cement thermal insulation plate of high strength.
Foaming pore size is controlled at 2-3mm.
Embodiment 1
80 parts of PO silicate cements, 10 parts, flyash, 5 parts of whipping agents, 0.5 part of suds-stabilizing agent, 0.5 part of hardening accelerator, 0.5 part, solidifying agent, 0.2 part of reinforced plastic glass fibre.
Embodiment 2
100 parts of PO silicate cements, 20 parts, flyash, 10 parts of whipping agents, 2 parts of suds-stabilizing agents, 2 parts of hardening accelerator, 2 parts, solidifying agent, 1 part of reinforced plastic glass fibre.
Embodiment 3
90 parts of PO silicate cements, 15 parts, flyash, 8 parts, whipping agent hydrogen peroxide, 0.5 part of suds-stabilizing agent, 1 part of hardening accelerator, 1 part, solidifying agent, 0.5 part of the reinforced plastic glass fibre of 8-16 millimeter.
After testing, the product index of above-described embodiment 1-3: dry density is less than 300kg/m3, thermal conductivity 0.06-0.08w/ (mk), ultimate compression strength is 0.4-0.5MPa, water-intake rate is below 10%, tensile strength 0.16-0.2MP.
Claims (4)
1. the compound foaming cement thermal insulation plate of high strength, its component formula is by weight ratio: PO silicate cement 80-100 part, flyash 10-20 part, whipping agent 5-10 part, suds-stabilizing agent 0.5-2 part, hardening accelerator 0.5-2 part, solidifying agent 0.5-2 part, reinforced plastic glass fibre 0.2-1 part.
2. the compound foaming cement thermal insulation plate of high strength according to claim 1, is characterized in that: its component formula is by weight ratio: 90 parts of PO silicate cements, 15 parts, flyash, 8 parts, whipping agent hydrogen peroxide, 0.5 part of suds-stabilizing agent, 1 part of hardening accelerator, 1 part, solidifying agent, 0.5 part of reinforced plastic glass fibre
The length of described reinforced plastic glass fibre is 8-16 millimeter.
3. the preparation method of the compound foaming cement thermal insulation plate of high strength, is specially:
A. first by PO silicate cement, flyash, suds-stabilizing agent, hardening accelerator, solidifying agent, reinforced plastic glass fibre mixes in proportion into mixed slurry, then adds suitable quantity of water, adds whipping agent after stirring again, and continues to stir 1-2 hour;
The consumption of water is the 60%-70% of mixed slurry;
B. pour the foamed slurry being stirred into mould, foaming at normal temperatures and pressures, placed natural curing after 24 hours, and form removal obtains the compound foaming cement thermal insulation plate of high strength.
4. the preparation method of the compound foaming cement thermal insulation plate of high strength according to claim 3, is characterized in that: in step (b), and foaming at normal temperatures and pressures, foaming pore size is controlled at 2-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310744875.8A CN103755277A (en) | 2013-12-27 | 2013-12-27 | High-strength composite foaming cement insulation board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310744875.8A CN103755277A (en) | 2013-12-27 | 2013-12-27 | High-strength composite foaming cement insulation board and preparation method thereof |
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| CN103755277A true CN103755277A (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310744875.8A Pending CN103755277A (en) | 2013-12-27 | 2013-12-27 | High-strength composite foaming cement insulation board and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746952A (en) * | 2016-11-25 | 2017-05-31 | 陈东兴 | A kind of lightweight resistance to compression slurry |
| CN108424168A (en) * | 2018-05-18 | 2018-08-21 | 杨帮燕 | A kind of preparation method of cement base composite insulation boards |
| CN108529956A (en) * | 2018-05-16 | 2018-09-14 | 陈忠银 | A kind of sintering free construction exterior insulation |
| CN108558307A (en) * | 2018-04-02 | 2018-09-21 | 东南大学 | A kind of FA@CNTs enhanced foaming cement heat preserving plates |
| CN113979692A (en) * | 2021-11-04 | 2022-01-28 | 泸州银鼎建材有限公司 | Production method of light silicate composite insulation board |
-
2013
- 2013-12-27 CN CN201310744875.8A patent/CN103755277A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746952A (en) * | 2016-11-25 | 2017-05-31 | 陈东兴 | A kind of lightweight resistance to compression slurry |
| CN106746952B (en) * | 2016-11-25 | 2019-02-26 | 安徽东巨新型建材有限公司 | A kind of lightweight resistance to compression slurry |
| CN108558307A (en) * | 2018-04-02 | 2018-09-21 | 东南大学 | A kind of FA@CNTs enhanced foaming cement heat preserving plates |
| CN108529956A (en) * | 2018-05-16 | 2018-09-14 | 陈忠银 | A kind of sintering free construction exterior insulation |
| CN108424168A (en) * | 2018-05-18 | 2018-08-21 | 杨帮燕 | A kind of preparation method of cement base composite insulation boards |
| CN113979692A (en) * | 2021-11-04 | 2022-01-28 | 泸州银鼎建材有限公司 | Production method of light silicate composite insulation board |
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| C06 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140430 |
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| WD01 | Invention patent application deemed withdrawn after publication |