CN103241997B - High-strength foam cement insulation board and preparation method thereof - Google Patents
High-strength foam cement insulation board and preparation method thereof Download PDFInfo
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- CN103241997B CN103241997B CN201310144966.8A CN201310144966A CN103241997B CN 103241997 B CN103241997 B CN 103241997B CN 201310144966 A CN201310144966 A CN 201310144966A CN 103241997 B CN103241997 B CN 103241997B
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Abstract
The invention discloses a high-strength foam cement insulation board. The board is prepared from raw materials including cement, coal ash, water, emulsion, calcium stearate, fiber hair, a foam stabilizer, a water repellent, calcium chloride, aluminium sulfate and a foaming agent which are added in a ratio. The preparation method comprises steps of: first-level stirring: mixing the cement, the coal ash, the water, the emulsion, and calcium stearate according to a ratio, and stirring uniformly; second-level stirring: sequentially adding the fiber hair, the foam stabilizer, the water repellent, the calcium stearate and hydrogen peroxide into the size according to the ratio after first-level stirring, and stirring uniformly; carrying out injection molding, foaming and initial curing; demolding; cutting; and maintaining a finished product. The insulation board is short in production period, high in production efficiency, high in performance index and low in cost.
Description
Technical field
The present invention relates to building material field, be specifically related to a kind of High-strength foam cement insulation board and preparation method thereof.
Background technology
Existing outer wall inner insulation material mainly comprises inorganic heat insulation material and organic insulation material.Make exterior wall internal insulation with organic insulation material, once presence of fire, it is even dead that its toxic gas discharged can make people suffocate.At present, the buildings of some national requirements more than 20 meters abroad does not allow to use organic insulation material, particularly exterior wall internal insulation more can not use organic insulation material, and China also more and more payes attention to the problem of this respect.Therefore, inorganic heat insulation material becomes the main product in market gradually, and wherein cement insulation board becomes that exterior-wall heat insulation and wall thermal insulating, fire-blocking belt are the most desirable, the most promising lagging material, it is low that it has thermal conductivity, high insulating effect, does not burn, waterproof, strong with body of wall cohesive force, intensity is high, toxicological harmless radiating material, environmental protection, numerous advantage such as with low cost, technical feature is better than other wall heat insulation materials.But existing Foam cement insulation material mainly adopts sulplo-aluminate rapid hardening cement to foam, and work-ing life is short, and will produce serious carbonization in two years, quality goes down, metope such as to come off at the phenomenon.Therefore constantly research and develop a kind of Foam cement insulation material of new longer service life, become the target that those skilled in the art continue to pursue.
Summary of the invention
Object of the present invention, for the problems referred to above, provides a kind of High-strength foam cement insulation board and preparation method thereof, and have with short production cycle, warming plate is with low cost, the advantage that performance index are high.
The present invention is achieved through the following technical solutions:
A kind of High-strength foam cement insulation board, comprises following parts by weight of component: cement 440 ~ 460 parts, 130 ~ 140 parts, flyash, 220 parts, water, emulsion 0.4 ~ 0.6 part, calcium stearate 0.4 ~ 0.6 part of fiber hair 0.15 ~ 0.25 part, suds-stabilizing agent 0.3 ~ 0.4 part, hydrophober 0.25 ~ 0.35 part, 2.5 ~ 3.5 parts, calcium chloride, 1 ~ 2 part, Tai-Ace S 150, whipping agent 3.5 ~ 4 parts.
Preferably, above-mentioned High-strength foam cement insulation board, comprises following parts by weight of component: 425# cement 450 parts, 135 parts, flyash, 220 parts, water, emulsion 0.5 part, calcium stearate 0.5 part, fiber hair 0.2 part, suds-stabilizing agent 0.35 part, hydrophober 0.3 part, 3 parts, calcium chloride, 1.5 parts, Tai-Ace S 150, whipping agent 3.8 parts.
Preferably, fiber hair length described in above-mentioned High-strength foam cement insulation board is 10 ~ 14 millimeters.
Preferably, whipping agent described in above-mentioned High-strength foam cement insulation board is hydrogen peroxide or rosin sodium soap.
The present invention also provides a kind of preparation method of above-mentioned High-strength foam cement insulation board, comprises the following steps:
(1) one-level stirs: cement, flyash, water, emulsion, calcium stearate are configured by component ratio, insert in stirrer and stir, stock discharge temperature controls at about 40 DEG C;
(2) secondary stirs: add fiber hair, suds-stabilizing agent, hydrophober, calcium chloride, Tai-Ace S 150 and hydrogen peroxide successively by component ratio in the slurry after one-level stirs, insert in stirrer and stir, the omnidistance churning time that one-level stirs and secondary stirs is 1 ~ 2 minute;
(3) injection molding, foaming, initial curing: the slurry be stirred by secondary injects mould immediately, is statically placed in greenhouse and carries out initial curing 8 hours, and greenhouse temperature is 20 DEG C ~ 50 DEG C;
(4) demoulding: obtain sheet metal forming blank;
(5) cut: according to desired size, sheet metal forming blank is cut, obtain described High-strength foam cement insulation board;
(6) finished product maintenance: be statically placed in maintenance under normal temperature.
The further improvement project of the present invention is, in described one-level whipping process, the speed of stirrer is 1500 revs/min; Adding fiber hair stirring velocity in secondary whipping process is 300 revs/min, adds suds-stabilizing agent, hydrophober stirring velocity is 500 revs/min, and adding calcium chloride stirring velocity is 800 revs/min; Adding Tai-Ace S 150 stirring velocity is 1200 revs/min; Adding hydrogen peroxide stirring velocity is 1200 ~ 1400 revs/min.
The present invention further improvement project is, every mould unit weight about 135 kilograms in described injection step.
The present invention further improvement project is, the mould used in described injection step is wood mold coupled.
The present invention further improvement project is, described wood mold coupled coaming plate adopts dovetail manner to be connected with coaming plate, coaming plate with base plate.
The present invention compared with prior art, has following obvious advantage:
One, the cement insulation board of the present invention's production, fire line is good, long service life, good heat insulating, high-strength light; Water-intake rate is low; Splitting resistance is good, and property indices is superior.
Two, the existing cement insulation board production cycle is longer, and general initial curing needs about 8 days, and initial curing of the present invention only needs 8 hours, substantially reduces the production cycle of cement insulation board, enhances productivity.
Three, in production process of the present invention, injection molding mould is wood mold coupled, and wood mold coupled coaming plate adopts dovetail manner to be connected with coaming plate, coaming plate with base plate.Wood mold coupled material is light, and can three-dimensionally superpose to leave in moist closet after injection molding and carry out initial curing, save space, improve greenhouse space utilization ratio, tool heat build-up effect be better, after initially heating up, certain hour section can be kept without the need to heating, save energy; Mould dovetail manner connects can be dismantled by flexible assembling, during the demoulding, is directly removed by mould, improves stripping rate, enhance productivity.
Embodiment
A kind of High-strength foam cement insulation board of the present invention, comprises following parts by weight of component: cement 440 ~ 460 parts, 130 ~ 140 parts, flyash, 220 parts, water, emulsion 0.4 ~ 0.6 part, calcium stearate 0.4 ~ 0.6 part, fiber hair 0.15 ~ 0.25 part, suds-stabilizing agent 0.3 ~ 0.4 part, hydrophober 0.25 ~ 0.35 part, 2.5 ~ 3.5 parts, calcium chloride, 1 ~ 2 part, Tai-Ace S 150, whipping agent 3.5 ~ 4 parts.
Embodiment 1
425# cement 440 parts, 130 parts, flyash, 220 parts, water, emulsion 0.4 part, calcium stearate 0.4 part, the fiber hair 0.15 part of 10 mm lengths, suds-stabilizing agent 0.3 part, hydrophober 0.25 part, 2.5 parts, calcium chloride, 1 part, Tai-Ace S 150, whipping agent 3.5 parts.
Embodiment 2
425# cement 460 parts, 140 parts, flyash, 220 parts, water, emulsion 0.6 part, calcium stearate 0.6 part, the fiber hair 0.25 part of 14 mm lengths, suds-stabilizing agent 0.4 part, hydrophober 0.35 part, 3.5 parts, calcium chloride, 2 parts, Tai-Ace S 150, whipping agent 4 parts.
Embodiment 3
425# cement 450 parts, 135 parts, flyash, 220 parts, water, emulsion 0.5 part, calcium stearate 0.5 part, the fiber hair 0.2 part of 12 mm lengths, suds-stabilizing agent 0.35 part, hydrophober 0.3 part, 3 parts, calcium chloride, 1.5 parts, Tai-Ace S 150, whipping agent 3.8 parts.
The preparation method of High-strength foam cement insulation board described in above-described embodiment 1-3, comprises the following steps:
(1) one-level stirs: cement, flyash, water, emulsion, calcium stearate are configured by component ratio, insert in stirrer and stir, stock discharge temperature controls at about 40 DEG C;
(2) secondary stirs: add fiber hair, suds-stabilizing agent, hydrophober, calcium chloride, Tai-Ace S 150 and hydrogen peroxide successively by component ratio in the slurry after one-level stirs, insert in stirrer and stir, the omnidistance churning time that one-level stirs and secondary stirs is 1 ~ 2 minute;
(3) injection molding, foaming, initial curing: the slurry be stirred by secondary injects mould immediately, is statically placed in greenhouse and carries out initial curing 8 hours, and greenhouse temperature is 20 DEG C ~ 50 DEG C;
(4) demoulding: obtain sheet metal forming blank;
(5) cut: according to desired size, sheet metal forming blank is cut, obtain described High-strength foam cement insulation board;
(6) finished product maintenance: be statically placed in maintenance under normal temperature.
The performance perameter of lagging material obtained in above embodiment is as follows:
Claims (8)
1. a High-strength foam cement insulation board, is characterized in that comprising following parts by weight of component: cement 440 ~ 460 parts, 130 ~ 140 parts, flyash, 220 parts, water, emulsion 0.4 ~ 0.6 part, calcium stearate 0.4 ~ 0.6 part, fiber hair 0.15 ~ 0.25 part, suds-stabilizing agent 0.3 ~ 0.4 part, hydrophober 0.25 ~ 0.35 part, 2.5 ~ 3.5 parts, calcium chloride, 1 ~ 2 part, Tai-Ace S 150, whipping agent 3.5 ~ 4 parts;
Preparation process is as follows:
(1) one-level stirs: cement, flyash, water, emulsion, calcium stearate are configured by component ratio, insert in stirrer and stir, stock discharge temperature controls at about 40 DEG C;
(2) secondary stirs: add fiber hair, suds-stabilizing agent, hydrophober, calcium chloride, Tai-Ace S 150 and hydrogen peroxide successively by component ratio in the slurry after one-level stirs, insert in stirrer and stir, the omnidistance churning time that one-level stirs and secondary stirs is 1 ~ 2 minute;
(3) injection molding, foaming, initial curing: the slurry be stirred by secondary injects mould immediately, is statically placed in greenhouse and carries out initial curing 8 hours, and greenhouse temperature is 20 DEG C ~ 50 DEG C;
(4) demoulding: obtain sheet metal forming blank;
(5) cut: according to desired size, sheet metal forming blank is cut, obtain described High-strength foam cement insulation board;
(6) finished product maintenance: be statically placed in maintenance under normal temperature.
2. High-strength foam cement insulation board according to claim 1, is characterized in that comprising following parts by weight of component: 425# cement 450 parts, 135 parts, flyash, 220 parts, water, emulsion 0.5 part, calcium stearate 0.5 part, fiber hair 0.2 part, suds-stabilizing agent 0.35 part, hydrophober 0.3 part, 3 parts, calcium chloride, 1.5 parts, Tai-Ace S 150, whipping agent 3.8 parts.
3. High-strength foam cement insulation board according to claim 1 and 2, is characterized in that: described fiber hair length is 10 ~ 14 millimeters.
4. High-strength foam cement insulation board according to claim 1 and 2, is characterized in that: described whipping agent is hydrogen peroxide or rosin sodium soap.
5. High-strength foam cement insulation board according to claim 1, is characterized in that: in described one-level whipping process, the speed of stirrer is 1500 revs/min; Adding fiber hair stirring velocity in secondary whipping process is 300 revs/min, adds suds-stabilizing agent, hydrophober stirring velocity is 500 revs/min, and adding calcium chloride stirring velocity is 800 revs/min; Adding Tai-Ace S 150 stirring velocity is 1200 revs/min; Adding hydrogen peroxide stirring velocity is 1200 ~ 1400 revs/min.
6. High-strength foam cement insulation board according to claim 1, is characterized in that: every mould unit weight about 135 kilograms in described injection step.
7. High-strength foam cement insulation board according to claim 1, is characterized in that: the mould used in described injection step is wood mold coupled.
8. High-strength foam cement insulation board according to claim 7, is characterized in that: described wood mold coupled coaming plate adopts dovetail manner to be connected with coaming plate, coaming plate with base plate.
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| CN201310144966.8A CN103241997B (en) | 2013-04-25 | 2013-04-25 | High-strength foam cement insulation board and preparation method thereof |
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| CN201310144966.8A CN103241997B (en) | 2013-04-25 | 2013-04-25 | High-strength foam cement insulation board and preparation method thereof |
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| CN103241997B true CN103241997B (en) | 2015-02-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103588499B (en) * | 2013-11-11 | 2015-09-09 | 康利生 | A kind of insulated fire composite foam concrete plate and preparation method thereof |
| CN104476662B (en) * | 2015-01-08 | 2017-09-01 | 苏州市兴邦化学建材有限公司 | A kind of cement insulation board test mould |
| CN105060802B (en) * | 2015-07-24 | 2017-12-08 | 天津市宇乐科技有限公司 | A kind of light cellular partition board and preparation method thereof |
| CN106083148B (en) * | 2015-08-21 | 2019-10-18 | 广东省肇庆市质量计量监督检测所 | A kind of resisting breakage foamed cement composite insulation boards and preparation method thereof |
| CN105503079A (en) * | 2015-12-18 | 2016-04-20 | 卓达新材料科技集团威海股份有限公司 | Foaming cement and preparation method thereof |
| CN105503077A (en) * | 2015-12-18 | 2016-04-20 | 卓达新材料科技集团威海股份有限公司 | Foaming cement and preparation method thereof |
| CN106146007A (en) * | 2016-06-29 | 2016-11-23 | 合肥光聚财建筑装饰工程有限公司 | A kind of manufacture method of modified cement foamed heat insulating wallboard |
| CN110317014A (en) * | 2019-05-27 | 2019-10-11 | 昌鑫生态科技(陕西)有限公司 | A kind of heat preserving and insulating material |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102898104A (en) * | 2012-11-14 | 2013-01-30 | 南京天印科技有限公司 | Composite foaming cement board used for external thermal insulation system of external wall and production method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102898104A (en) * | 2012-11-14 | 2013-01-30 | 南京天印科技有限公司 | Composite foaming cement board used for external thermal insulation system of external wall and production method thereof |
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Owner name: HUAIAN RUNCHENG BUILDING ENERGY SAVING MATERIAL CO Free format text: FORMER OWNER: GAO GAN Effective date: 20130828 |
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Effective date of registration: 20130828 Address after: Huaian City, Jiangsu Province, 223002 Heping Town Qingpu District Industrial Zone, Road No. 3 Applicant after: HUAIAN RUNCHENG BUILDING ENERGY-SAVING MATERIAL CO., LTD. Address before: 223002 Huaian City, Jiangsu province Qingpu District Industrial Zone, Road No. 3 Applicant before: Gao Gan |
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Address after: Huaian City, Jiangsu Province, 223002 Heping Town Qingpu District Industrial Zone, Road No. 3 Patentee after: Jiangsu embellish City Energy Saving Technology Co., Ltd. Address before: Huaian City, Jiangsu Province, 223002 Heping Town Qingpu District Industrial Zone, Road No. 3 Patentee before: HUAIAN RUNCHENG BUILDING ENERGY-SAVING MATERIAL CO., LTD. |
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