CN105254230A - Thermal insulation wall and preparation method thereof - Google Patents
Thermal insulation wall and preparation method thereof Download PDFInfo
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- CN105254230A CN105254230A CN201510675894.9A CN201510675894A CN105254230A CN 105254230 A CN105254230 A CN 105254230A CN 201510675894 A CN201510675894 A CN 201510675894A CN 105254230 A CN105254230 A CN 105254230A
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- preserving wall
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Abstract
The invention relates to the technical field of building materials and provide a thermal insulation wall which has the advantages of lower cost, good thermal insulation effect, high strength, no production of radioactive elements, environmental protection and energy saving as well as a preparation method of the thermal insulation wall. The thermal insulation wall is formed by mixing slurry and water in the weight ratio of the water to the slurry being 0.4-0.44, wherein the slurry comprises raw material components in parts by weight as follows: 78-82 parts of cement, 20-23 parts of fly ash, 10-15 parts of plant fibers, 10-15 parts of glass fibers, 40-45 parts of an admixture, 7-12 parts of a foam stabilizer and 3-5 parts of a toner.
Description
Technical field
The present invention relates to building material technical field, particularly relate to a kind of heat-preserving wall and preparation method thereof.
Background technology
Wall heat insulation material is the novel wall material of development in recent years, can save materials for wall in a large number, improves wall insulation performance, economizes on resources, and reduces environmental pollution.In the enforcement period of the ninth five-year plan, Novel wall body heat insulation material enters Rapid development stage, current in large-scale development; Calendar year 2001, country increases again superseded traditional material further, promotes the dynamics of Novel wall body heat insulation material, promoted extension to small city, cities and towns extend, extend to rural area, extend to Industrial buildings.Traditional light wall material can not meet the design requirements of building energy conservation, some deficiency below aerated-block, foam concrete block, composite thermo-insulating wall board exist in the middle of the application of reality: 1, aerated-block cost of investment is high, is not easy to promote; 2, aerated-block surface is played powder and is not easy to starching; 3, when aerated-block, foam concrete block dry density are lower than 500kg/m3, pressure only has 1.0-1.5Mpa, can not meet the design requirements of framed building wall body brick; 4, water-intake rate is large, easily makes face of plastering produce cracking; 5, composite heat insulating wall board core material due to main thermal insulation materials be adopt polyphenyl foam particle, prohibit the use in European and American developed countries, product is not easily promoted; 6, foamed concrete and cement panel or fiberboard bonding problem loosely.
Summary of the invention
Therefore, for above content, the invention provides that a kind of cost is lower, high insulating effect, intensity are high, do not produce the heat-preserving wall of radioelement, environmental protection and energy saving, a kind of preparation method of described heat-preserving wall is provided simultaneously.
For achieving the above object, the present invention is achieved by the following technical solutions: a kind of heat-preserving wall, mixed by slurry and water, and the weight ratio of described water and slurry is 0.4 ~ 0.44, and described slurry comprises each feed composition of following weight part:
Cement 78 ~ 82 weight part
Flyash 20 ~ 23 weight part
Vegetable fibre 10 ~ 15 weight part
Glass fibre 10 ~ 15 weight part
Admixture 40 ~ 45 weight part
Suds-stabilizing agent 7 ~ 12 weight part
Toning agent 3 ~ 5 weight part.
Further improvement is: described admixture be in high performance water reducing agent of polyocarboxy acid, Redispersible emulsion powder, methylcellulose gum, accelerating chemicals any one or two or more with arbitrarily than mixing mixture.
Further improvement is: described suds-stabilizing agent is dimethyl amine oxide or alkylol amide.
Further improvement is: described toning agent is iron oxide black Fe
3o
4, iron oxide green Fe
2o
3h
2o, red iron oxide Fe
2o
3in any one.
Further improvement is: described slurry comprises each feed composition of following weight part:
Cement 80 weight part
Flyash 20 weight part
Vegetable fibre 12 weight part
Glass fibre 12 weight part
Admixture 40 weight part
Suds-stabilizing agent 10 weight part
Toning agent 5 weight part.
A kind of preparation method of heat-preserving wall, comprise following treatment step, the consumption of water is calculated according to the weight ratio of water described above and slurry, the water of half amount is first added in stirrer, start stirrer, add cement, flyash, vegetable fibre, admixture successively, add the water of other half again, mixing, churning time is no more than 2min, obtained slurry, bottom slurry, then adds the foam made through high-pressure air continue mix and blend, the mix and blend time is no more than 1min, then carry out pouring into a mould, maintenance, the demoulding.
Further improvement is: described maintenance is normal temperature maintenance 12h or vapor cure 8h.
By adopting preceding solution, the invention has the beneficial effects as follows: heat-preserving wall of the present invention, mixed by slurry and water, the weight ratio of described water and slurry is 0.4 ~ 0.44, described slurry comprises each feed composition of following weight part: cement 78 ~ 82 weight part, flyash 20 ~ 23 weight part, vegetable fibre 10 ~ 15 weight part, glass fibre 10 ~ 15 weight part, admixture 40 ~ 45 weight part, suds-stabilizing agent 7 ~ 12 weight part, toning agent 3 ~ 5 weight part, vegetable fibre and glass fibre are in order to increase the tensile strength of product, admixture is mainly in order to increase strength of cement and toughness, suds-stabilizing agent is broken in order to prevent foam from occurring at cement initial setting time, toning agent carries out the selection of color according to the demand of client.Its preparation method is, calculate the total demand of water according to the weight ratio of water and slurry, in stirrer, then first add the water of half amount, start stirrer, add cement, flyash, vegetable fibre, admixture successively, add the water of other half again, mixing, churning time is no more than 2min, obtained slurry, then bottom slurry, add the foam made through high-pressure air continue mix and blend, the mix and blend time is no more than 1min, then carry out pouring into a mould, maintenance, the demoulding.The heat-preserving wall technical indicator adopting aforesaid method to obtain meets the relevant regulations of JG/T266-2011 foamed concrete, GB/T23451-2009 light partition board for building.Part the key technical indexes higher than standard, as foamed concrete dry density grade A05(500kg/m3) thermal conductivity be 0.12w/m.k, intensity is 0.8-1.2Mpa; The thermal conductivity that this programme making goods grade is all A05 is 0.11w/m.k, and intensity is 3.3-3.7Mpa.The composite thermo-insulating wall board be made up of this programme does not produce radioelement can meet the demand of foreign customers to Environmental Design.
Embodiment
Describe embodiments of the present invention in detail below with reference to specific embodiment, to the present invention, how utilisation technology means solve technical problem whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.
If do not specialize, the conventional means that the technique means adopted in embodiment is well known to those skilled in the art, the reagent adopted and product be also can business obtain.Source, the trade(brand)name of agents useful for same and be necessary to list its moiety person, all indicate when occurring first.
Embodiment one
A kind of heat-preserving wall, mixed by slurry and water, the weight ratio of described water and slurry is 0.4, and described slurry comprises each feed composition of following weight part:
Cement 78 weight part
Flyash 20 weight part
Vegetable fibre 10 weight part
Glass fibre 10 weight part
High performance water reducing agent of polyocarboxy acid 40 weight part
Dimethyl amine oxide 7 weight part
Iron oxide black Fe
3o
43 weight parts.
Its preparation method, comprise following treatment step, the consumption of water is calculated according to the weight ratio of water described above and slurry, the water of half amount is first added in stirrer, start stirrer, add the cement of above-mentioned weight part, flyash, vegetable fibre, admixture successively, add the water of other half again, mixing, stir 1min, obtained slurry, bottom slurry, then add the foam made through high-pressure air continue mix and blend, the mix and blend time is 50 seconds, then carry out pouring into a mould, normal temperature maintenance 12, the demoulding.
Embodiment two
A kind of heat-preserving wall, mixed by slurry and water, the weight ratio of described water and slurry is 0.42, and described slurry comprises each feed composition of following weight part:
Cement 80 weight part
Flyash 20 weight part
Vegetable fibre 12 weight part
Glass fibre 12 weight part
Methylcellulose gum 40 weight part
Alkylol amide 10 weight part
Iron oxide green Fe
2o
3h
2o5 weight part.
Its preparation method, comprises following treatment step, calculates the consumption of water by the weight ratio of above-mentioned water and slurry, the water of half amount is first added in stirrer, start stirrer, add cement, flyash, vegetable fibre, admixture successively, then add the water of other half, mixing, churning time is 1.5min, obtained slurry, bottom slurry, then adds the foam made through high-pressure air continue mix and blend, the mix and blend time is 40 seconds, then carry out pouring into a mould, vapor cure 8h, the demoulding.
Embodiment three
A kind of heat-preserving wall, mixed by slurry and water, the weight ratio of described water and slurry is 0.44, and described slurry comprises each feed composition of following weight part:
Cement 82 weight part
Flyash 23 weight part
Vegetable fibre 15 weight part
Glass fibre 15 weight part
Accelerating chemicals 45 weight part
Dimethyl amine oxide 12 weight part
Red iron oxide Fe
2o
35 weight parts.
Its preparation method, comprises following treatment step, calculates the consumption of water according to the weight ratio of above-mentioned water and slurry, the water of half amount is first added in stirrer, start stirrer, add cement, flyash, vegetable fibre, admixture successively, then add the water of other half, mixing, churning time is 1.5min, obtained slurry, bottom slurry, then adds the foam made through high-pressure air continue mix and blend, the mix and blend time is no more than 1min, then carry out pouring into a mould, vapor cure 8h, the demoulding.
Wherein, in the present invention, the weight ratio of described water and slurry is 0.4 ~ 0.44, and each feed composition of described slurry all can realize object of the present invention in following scope: cement 78 ~ 82 weight part, flyash 20 ~ 23 weight part, vegetable fibre 10 ~ 15 weight part, glass fibre 10 ~ 15 weight part, admixture 40 ~ 45 weight part, suds-stabilizing agent 7 ~ 12 weight part, toning agent 3 ~ 5 weight part.Described each component is all that market can directly buy.
Above, be only the embodiment utilizing this origination techniques content, the modification that any those skilled in the art use this creation to do, change, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (7)
1. a heat-preserving wall, is mixed by slurry and water, it is characterized in that, the weight ratio of described water and slurry is 0.4 ~ 0.44, and described slurry comprises each feed composition of following weight part:
Cement 78 ~ 82 weight part
Flyash 20 ~ 23 weight part
Vegetable fibre 10 ~ 15 weight part
Glass fibre 10 ~ 15 weight part
Admixture 40 ~ 45 weight part
Suds-stabilizing agent 7 ~ 12 weight part
Toning agent 3 ~ 5 weight part.
2. heat-preserving wall according to claim 1, is characterized in that: described admixture be in high performance water reducing agent of polyocarboxy acid, Redispersible emulsion powder, methylcellulose gum, accelerating chemicals any one or two or more with arbitrarily than mixing mixture.
3. heat-preserving wall according to claim 1 and 2, is characterized in that: described suds-stabilizing agent is dimethyl amine oxide or alkylol amide.
4. heat-preserving wall according to claim 3, is characterized in that: described toning agent is iron oxide black Fe
3o
4, iron oxide green Fe
2o
3h
2o, red iron oxide Fe
2o
3in any one.
5. heat-preserving wall according to claim 1, is characterized in that: described slurry comprises each feed composition of following weight part:
Cement 80 weight part
Flyash 20 weight part
Vegetable fibre 12 weight part
Glass fibre 12 weight part
Admixture 40 weight part
Suds-stabilizing agent 10 weight part
Toning agent 5 weight part.
6. the preparation method of a heat-preserving wall, it is characterized in that: comprise following treatment step, the consumption of water is calculated according to the weight ratio of water according to claim 1 and slurry, the water of half amount is first added in stirrer, start stirrer, add the cement of weight part described in claim 1 successively, flyash, vegetable fibre, admixture, add the water of other half again, mixing, churning time is no more than 2min, obtained slurry, then bottom slurry, add the foam made through high-pressure air continue mix and blend, the mix and blend time is no more than 1min, pour into a mould again, maintenance, the demoulding.
7. the preparation method of heat-preserving wall according to claim 6, is characterized in that: described maintenance is normal temperature maintenance 12h or vapor cure 8h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675894.9A CN105254230A (en) | 2015-10-19 | 2015-10-19 | Thermal insulation wall and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675894.9A CN105254230A (en) | 2015-10-19 | 2015-10-19 | Thermal insulation wall and preparation method thereof |
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| CN105254230A true CN105254230A (en) | 2016-01-20 |
Family
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|---|---|---|---|
| CN201510675894.9A Pending CN105254230A (en) | 2015-10-19 | 2015-10-19 | Thermal insulation wall and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002722A (en) * | 2017-11-30 | 2018-05-08 | 天峨县宏昌农机专业合作社 | A kind of method for promoting cement rapid subsidence |
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Application publication date: 20160120 |
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