CN104774032A - Light-weight inorganic foam material and preparation method thereof - Google Patents
Light-weight inorganic foam material and preparation method thereof Download PDFInfo
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Abstract
The invention provides a light-weight inorganic foam material and a preparation method thereof. The light-weight inorganic foam material is prepared from the following raw materials in parts by weight: 168-240 parts of active silicon aluminum material, 0-72 parts of glass powder, 0.55-0.72 part of foam stabilizer, 155-173 parts of alkali excitant, 0.5-0.74 part of toughener and 4.2-13.4 parts of foaming agent. The preparation method comprises the following steps: raw material premixing, slurry preparation, foaming, billet formation, drying, firing and the like. By using abundant fly ash, the preparation method is economical and environment-friendly, is simple in preparation technique, and can conveniently and effectively regulate the pore structure of the material. The prepared inorganic foam material has the advantages of light weight, high strength and excellent thermal-insulation effect, and can be used as a thermal-insulation material in the fields of wall thermal-insulation, chemical thermal-insulation engineering, facility flues and the like.
Description
Technical field
The invention belongs to the heat-insulating heat-preserving material in the fields such as wall thermal insulating, chemical industry insulation contractors, factory's flue, be specifically related to a kind of light-weight inorganic foam materials and preparation method thereof.
Background technology
Along with energy starved increasingly sharpens, adhere to that " energy-saving and emission-reduction " are the long-term national policies of China.China's building energy consumption accounts for that the ratio of energy consumption total amount is large and speedup fast, and " " 12 " the building energy conservation ad hoc planning " of firmly building cloth promulgated by the ministries or commissions of the Central Government in May, 2012 proposes, and " 12 " period forms the target of building energy conservation 1.16 hundred million tons of standard coals.Expect at the bottom of the year two thousand twenty, the accumulative newly-increased floor area of building in the whole nation will reach 20,000,000,000 square metres, and the energy-conservation market of building heat insulation estimates about to reach 5 trillion yuan when the time comes.
On the other hand, coal fired power generation still accounts for significant proportion in China's electrical production, directly causes the output cumulative year after year of flyash, estimates that " 12 " last flyash annual emissions reaches 5.7 hundred million tons.Utilizing two hang-ups in conjunction with energy loss and industrial waste, take flyash as main raw material, produce integrate the functions such as insulation, fire prevention, heat insulation, noise reduction with the foam materials built with the life-span, have broad application prospects.
At present, the heat-insulating heat-preserving material on market mainly contains the organic heat-insulating plates such as polystyrene, phenolic aldehyde, hard-foam polyurethane, and the inorganic heat insulation material such as foamed concrete, insulating brick, foamed ceramics, multicellular glass.Organic heat-insulating plate light weight, high insulating effect, but its inflammable and release toxic gas.Foamed concrete price based on traditional portland is low, construction is fast, but its intensity is low, thermal conductivity is high, drying shrinkage is large, water-intake rate is high.Foamed ceramics and multicellular glass intensity is high, thermal conductivity is low, water-intake rate is low, not aging, but its cost is higher.Patent application CN103664122A proposes a kind of novel light porous insulation material and preparation method thereof, porous insulation material light weight prepared by the method, and unit weight is at 170 ~ 220kg/m
3, high insulating effect, thermal conductivity is at 0.050 ~ 0.055W/ (mK), but in patent, material ultimate compression strength, lower than 0.3MPa, is unfavorable for scale operation and carrying.Patent application CN101514110A proposes a kind of preparation method of fly ash fireproof insulation brick, but in patent, doping quantity of fly ash, lower than 30%, cannot utilize in a large number, and adobe needs compression moulding, and obtained fireproof insulation brick density is greater than 590kg/m
3, thermal conductivity higher than 0.18W/ (mK), poor thermal insulation property.Patent application CN102531398A proposes a kind of preparation method of Foam Glass, the method with flyash and glass powder for main raw material, add the foaming of sodium carbonate high temperature, but obtained material ultimate compression strength is lower than 1MPa, and high temperature foaming cannot Effective Regulation material hole structure.Therefore, simplify production technique and prepare light weight, intensity is high, high temperature resistant, heat insulation effect is excellent, cost is low foam materials becomes in actual production the technical problem being badly in need of solving.
Summary of the invention
The object of this invention is to provide a kind of light-weight inorganic foam materials and preparation method thereof, its raw material comprises active silica-alumina pledge material, glass powder, suds-stabilizing agent, alkali-activator, toughner, whipping agent, and method for making comprises that batch mixing, foaming at normal temp are shaping, foam body drying, the step such as to burn till.The present invention not only can overcome conventional inorganic foam materials is difficult to Effective Regulation shortcoming at high temperature foaming process central hole structure, and the heat preservation and insulation of material, mechanical property and resistance to elevated temperatures can be improved, solve the problem that warming plate is long placed in season cracking, reduce the environmental hazard that flyash brings simultaneously.
According to an aspect of the present invention, a kind of light-weight inorganic foam materials raw material of the present invention comprises active silica-alumina pledge material 168 ~ 240 weight part, glass powder 0 ~ 72 weight part, suds-stabilizing agent 0.55 ~ 0.72 weight part, alkali-activator 155 ~ 173 weight part, toughner 0.5 ~ 0.74 weight part, whipping agent 4.2 ~ 13.4 weight part.
Described active silica-alumina pledge material is made up of flyash, metakaolin, and weight ratio is flyash/metakaolin is 1.20 ~ 2.34.
Described glass powder is waste plate glass powder, and the powder that also can be finely ground into container glass, glass fiber waste silk etc. in production substitutes.
Described suds-stabilizing agent comprise in sodium lauryl sulphate, calcium stearate, aluminum stearate any one or multiple.
Described alkali-activator is the modified water glass modulated by industrial waterglass, highly basic and water.
Described toughner is benzene emulsion.
Described whipping agent is industrial hydrogen peroxide.
The method preparing light-weight inorganic foam materials provided by the invention, its concrete steps are as follows:
(1) raw material pre-mixing: active silica-alumina raw material, glass powder and suds-stabilizing agent are mixed to obtain compound by a certain percentage;
(2) Pulp preparation: after first the compound in step (1) and alkali-activator being stirred 100 ~ 150s under 2000 ~ 3000rpm, be that 1500 ~ 2000rpm stirs 60 ~ 90s by adjustment of rotational speed after adding toughner under stirring again, obtain even modification slip;
(3) whipping agent is added: in even modification slip, add whipping agent stir 15 ~ 30s under 2000 ~ 3000rpm;
(4) green compact are shaping: fast the slip modulated in step (3) is injected mould, leave standstill foaming, the demoulding after 24h, maintenance 3 ~ 7d, curing temperature is 20 DEG C, relative humidity >80%, obtained foam base substrate;
(5) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 80 ~ 110 DEG C, dries 8 ~ 12h;
(6) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 600 ~ 800 DEG C, lower the temperature after insulation 1-2h, close High Temperature Furnaces Heating Apparatus during cooling, furnace cooling, obtained froth inorganic stock.
Compared with prior art the present invention has following features and beneficial effect:
1) the present invention makes full use of trade waste flyash and cullet is main raw material, economic environmental protection;
2) the present invention can facilitate, effectively regulate and control pore structure before base substrate burns till, the foam materials rate of closed hole high (>70%) of preparation, aperture little (<1mm) and even pore distribution, have excellent heat preservation and insulation, thermal conductivity is 0.06 ~ 0.12W/ (mK);
3) preparation technology of the present invention is simple, and blank forming does not need compacting, normal temperature maintenance, and firing temperature is low, and cost is low;
4) the present invention significantly improves mechanical property and the resistance to elevated temperatures of foam materials by firing process, and ultimate compression strength is greater than 1.35MPa, is convenient to carrying and construction.
Accompanying drawing explanation
Fig. 1 is the pore structure digital micrograph figure of the embodiment of the present invention 4 light-weight inorganic foam materials.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is described in more detail.Should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.
Raw material
Flyash: Ι level Class F fly ash, from Shenhua Group Guohua Electric Power company.
Metakaolin: commercially available calcined kaolin, purchased from Fujian Taojinfeng New Materials Co., Ltd., product type CPAS--5010.
Glass powder: commercially available 100 order waste glass powder.
The chemical constitution (wt%) of table 1 flyash, metakaolin and glass powder
Sodium lauryl sulphate: chemical pure, purchased from Aladdin Chemistry Co.Ltd.
Calcium stearate: chemical pure, Ca content 6.6 ~ 7.4%, purchased from Aladdin Chemistry Co.Ltd.
Aluminum stearate: chemical pure, purchased from Aladdin Chemistry Co.Ltd.
Sodium silicate: being modulated into modulus by industrial sodium silicate (modulus 2.79, solid content 37%), sodium hydroxide and water is 1.0 ~ 2.0, and solid content is the modified water glass of 30 ~ 40%.
Benzene emulsion: solid content 55%, purchased from Aladdin Chemistry Co.Ltd.
Hydrogen peroxide: analytical pure, 30% hydrogen peroxide, purchased from Chemical Reagent Co., Ltd., Sinopharm Group.
Sodium hydroxide: analytical pure, purchased from Chemical Reagent Co., Ltd., Sinopharm Group.
Performance test methods
Density measurement: with reference to GB GB/T5486-2008, the length, width and height of cuboid sample (length of side is 40mm) are measured with vernier callipers (precision 0.02mm), calculate volume of sample V, weigh sample mass G with electronic balance (precision 0.01g).Be calculated as follows sample density:
In formula:
ρ---sample density (kg/m
3);
G---sample mass (kg);
V---volume of sample (m
3).
The density of goods is the arithmetical av of three sample densities, is accurate to 1kg/m
3.
Compressive strength determination: with reference to GB GB/T5486-2008, and the size of flawless cuboid sample (length of side be 40mm) smooth by vernier callipers (precision 0.02mm) surface measurements, calculate the load area S of sample, with universal hydraulic testing machine with 1.5mm/min speed to sample loading, until sample destroys, record failing load P, is accurate to 1N.Be calculated as follows sample ultimate compression strength:
In formula:
σ---sample ultimate compression strength (MPa);
P---sample failing load (N);
S---sample load area (mm
2).
The ultimate compression strength of goods is the arithmetical av of four pieces of sample ultimate compression strength, is accurate to 0.01MPa.
Measured Results of Thermal Conductivity: with reference to GB GB/T10294-2008, with Hot Disk TPS2500 thermal conductivity constant tester test the wide 100mm of being of two block lengths, thickness is the sample of 20mm.
Embodiment 1
(1) flyash 108 weight part is taken, metakaolin 72 weight part, glass powder 60 weight part, sodium lauryl sulphate 0.55 weight part, modified water glass 173 weight part, benzene emulsion 0.54 weight part, hydrogen peroxide 4.2 weight part;
(2) raw material pre-mixing: flyash, metakaolin, glass powder and sodium lauryl sulphate are mixed in taking ratio in (1);
(3) Pulp preparation: first compound and modification sodium silicate are poured in stirrer and stir 120s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 60s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 15s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 3d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 80 DEG C, dries 12h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 600 DEG C, insulation 1h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 485kg/m
3, ultimate compression strength is 4.42MPa, and thermal conductivity is 0.115W/ (mK).
Embodiment 2
(1) flyash 92 weight part is taken, metakaolin 76 weight part, glass powder 72 weight part, aluminum stearate 0.65 weight part, modification sodium silicate 173 weight part, benzene emulsion 0.5 weight part, hydrogen peroxide 8.6 weight part;
(2) raw material pre-mixing: flyash, metakaolin, glass powder and aluminum stearate are mixed in taking ratio in (1);
(3) Pulp preparation: first pour in stirrer by compound and modification sodium silicate, stir 120s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 90s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 15s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 7d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 100 DEG C, dries 10h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 600 DEG C, insulation 1h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 293kg/m
3, ultimate compression strength is 2.52MPa, and thermal conductivity is 0.081W/ (mK).
Embodiment 3
(1) flyash 143 weight part is taken, metakaolin 61 weight part, glass powder 36 weight part, calcium stearate 0.65 weight part, modification sodium silicate 155 weight part, benzene emulsion 0.64 weight part, hydrogen peroxide 11 weight part;
(2) raw material pre-mixing: flyash, metakaolin, glass powder and aluminum stearate are mixed in taking ratio in (1);
(3) Pulp preparation: first compound and modification sodium silicate are poured in stirrer and stir 100s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 80s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 20s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 7d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 100 DEG C, dries 10h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 600 DEG C, insulation 1h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 236kg/m
3, ultimate compression strength is 2.34MPa, and thermal conductivity is 0.071W/ (mK).
Embodiment 4
(1) flyash 125 weight part is taken, metakaolin 67 weight part, glass powder 48 weight part, suds-stabilizing agent (aluminum stearate and calcium stearate) 0.72 weight part, modification sodium silicate 162 weight part, benzene emulsion 0.74 weight part, hydrogen peroxide 13.4 weight part;
(2) raw material pre-mixing: flyash, metakaolin, glass powder and suds-stabilizing agent are mixed in taking ratio in (1);
(3) Pulp preparation: first compound and modification sodium silicate are poured in stirrer and stir 150s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 90s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 30s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 7d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 110 DEG C, dries 8h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 700 DEG C, insulation 1h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 189kg/m
3, ultimate compression strength is 1.78MPa, and thermal conductivity is 0.067W/ (mK).
Embodiment 5
(1) flyash 156 weight part is taken, metakaolin 84 weight part, suds-stabilizing agent (in sodium lauryl sulphate, calcium stearate, aluminum stearate, three kinds of components by weight are 1:1:1) 0.74 weight part, modification sodium silicate 162 weight part, benzene emulsion 0.65 weight part, hydrogen peroxide 13.4 weight part;
(2) raw material pre-mixing: flyash, metakaolin and suds-stabilizing agent are mixed in taking ratio in (1);
(3) Pulp preparation: first pour in stirrer by compound and modification sodium silicate, stir 120s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 90s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 15s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 7d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 100 DEG C, dries 12h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 800 DEG C, insulation 2h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 235kg/m
3, ultimate compression strength is 1.39MPa, and thermal conductivity is 0.085W/ (mK).
Embodiment 6
(1) flyash 168 weight part is taken, metakaolin 72 weight part, calcium stearate 0.72 weight part, modification sodium silicate 162 weight part, benzene emulsion 0.65 weight part, hydrogen peroxide 13.4 weight part;
(2) raw material pre-mixing: flyash, metakaolin and calcium stearate are mixed in taking ratio in (1);
(3) Pulp preparation: first pour in stirrer by compound and modification sodium silicate, stir 120s under 2000 ~ 3000rpm, then add benzene emulsion while stirring under 1500 ~ 2000rpm, stirs 90s and obtains even modification slip;
(4) add whipping agent: in distributed slurry, add hydrogen peroxide, under 2000 ~ 3000rpm, stir 15s;
(5) green compact are shaping: pour the slip modulated into mould fast, leave standstill foaming, the demoulding after 24h, subsequently temperature be 20 DEG C, maintenance 7d under the environment of relative humidity >80%, obtained foam base substrate;
(6) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 100 DEG C, dries 12h;
(7) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 800 DEG C, insulation 2h, obtained froth inorganic stock.
Through instrument test, its fundamental property is as follows: density is 238kg/m
3, ultimate compression strength is 1.35MPa, and thermal conductivity is 0.088W/ (mK).
For characterizing the aperture structure of the material that the present invention prepares, preparing material with embodiment 4 and being pore structure digital micrograph figure, as shown in Figure 1.
Froth inorganic stock of the present invention pore structure before high temperature sintering can obtain Effective Regulation, and high temperature sintering can improve the heat preservation and insulation of material, mechanical property and resistance to elevated temperatures, solve the problem that warming plate is long placed in season cracking, reduce the environmental hazard that flyash brings simultaneously.
Although describe embodiments of the present invention in detail, it should be understood that when without departing from the spirit and scope of the present invention, various change, replacement and change can be made to embodiments of the present invention.
Claims (8)
1. a light-weight inorganic foam materials, raw material comprises active silica-alumina pledge material 168 ~ 240 weight part, glass powder 0 ~ 72 weight part, suds-stabilizing agent 0.55 ~ 0.72 weight part, alkali-activator 155 ~ 173 weight part, toughner 0.5 ~ 0.74 weight part, whipping agent 4.2 ~ 13.4 weight part.
2. light-weight inorganic foam materials according to claim 1, is characterized in that, described active silica-alumina pledge material is made up of flyash, metakaolin, and weight ratio is flyash/metakaolin is 1.20 ~ 2.34.
3. light-weight inorganic foam materials according to claim 1, is characterized in that, described glass powder is the powder that discarded glass is worn into.
4. light-weight inorganic foam materials according to claim 1, is characterized in that, described suds-stabilizing agent comprise in sodium lauryl sulphate, calcium stearate, aluminum stearate any one or multiple.
5. light-weight inorganic foam materials according to claim 1, is characterized in that, described alkali-activator is the modified water glass modulated by industrial waterglass, highly basic and water.
6. light-weight inorganic foam materials according to claim 1, is characterized in that, described toughner is benzene emulsion.
7. light-weight inorganic foam materials according to claim 1, is characterized in that, described whipping agent is industrial hydrogen peroxide.
8. a preparation method for the light-weight inorganic foam materials according to any one of claim 1-7, is characterized in that, comprise the following steps:
(1) raw material pre-mixing: active silica-alumina raw material, glass powder and suds-stabilizing agent are mixed to obtain compound by a certain percentage;
(2) Pulp preparation: after first the compound in step (1) and alkali-activator being stirred 100 ~ 150s under 2000 ~ 3000rpm, is stir 60 ~ 90s under 1500 ~ 2000rpm by adjustment of rotational speed after adding toughner again, obtains even modification slip under stirring;
(3) whipping agent is added: in even modification slip, add whipping agent stir 15 ~ 30s under 2000 ~ 3000rpm;
(4) green compact are shaping: fast the slip modulated in step (3) is injected mould, leave standstill foaming, the demoulding after 24h, maintenance 3 ~ 7d, curing temperature is 20 DEG C, relative humidity >80%, obtained foam base substrate;
(5) dry: maintenance to the base substrate in the length of time to be cut into regular size, at 80 ~ 110 DEG C, dries 8 ~ 12h;
(6) burn till: dry base substrate is placed in High Temperature Furnaces Heating Apparatus, be warming up to 600 ~ 800 DEG C, lower the temperature after insulation 1-2h, close High Temperature Furnaces Heating Apparatus during cooling, furnace cooling, obtained froth inorganic stock.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105289469A (en) * | 2015-10-31 | 2016-02-03 | 中国地质大学（武汉） | Geopolymer based porous adsorption material and preparation method thereof |
| CN106518155A (en) * | 2016-11-18 | 2017-03-22 | 中建七局第四建筑有限公司 | Geopolymer-based thermal insulation mortar with water resistance and fire resistance |
| CN107417163A (en) * | 2017-07-27 | 2017-12-01 | 芜湖市三山龙城新材料有限公司 | Environment-friendly silicon-based compound insulating material and preparation method thereof |
| CN107473689A (en) * | 2017-07-28 | 2017-12-15 | 芜湖市三山龙城新材料有限公司 | A kind of energy-saving heat preserving external-wall heat-insulation material and preparation method thereof |
| CN108083698A (en) * | 2017-11-29 | 2018-05-29 | 天津中材工程研究中心有限公司 | A kind of inorganic non-metallic solid buoyant material of low-density grade and preparation method thereof |
| CN108101577A (en) * | 2017-12-21 | 2018-06-01 | 湖南辰砾新材料有限公司 | A kind of inorganic foamed thermal insulation material and preparation method thereof |
| CN108546145A (en) * | 2018-05-15 | 2018-09-18 | 清华大学 | A kind of preparation method of high porosity aluminosilicate polymer material |
| CN110156386A (en) * | 2019-06-20 | 2019-08-23 | 盐城工学院 | A kind of styrene-acrylic emulsion toughening geopolymer and preparation method thereof |
| CN111217575A (en) * | 2020-02-05 | 2020-06-02 | 广州大学 | Preparation method of foam light soil and foam light soil |
| CN111233306A (en) * | 2020-02-26 | 2020-06-05 | 北京鑫汇兴通科技有限公司 | Heat preservation and sealing structure of glass melting furnace gas flue and construction process thereof |
| CN114573322A (en) * | 2020-12-02 | 2022-06-03 | 河南省大成建设工程有限公司 | Inorganic heat-insulating material |
| CN115521096A (en) * | 2022-09-26 | 2022-12-27 | 湖南诚友绿色建材科技有限公司 | Heat-insulation aerogel composite material, preparation method and passive house |
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| CN105289469A (en) * | 2015-10-31 | 2016-02-03 | 中国地质大学（武汉） | Geopolymer based porous adsorption material and preparation method thereof |
| CN106518155A (en) * | 2016-11-18 | 2017-03-22 | 中建七局第四建筑有限公司 | Geopolymer-based thermal insulation mortar with water resistance and fire resistance |
| CN106518155B (en) * | 2016-11-18 | 2017-11-10 | 中建七局第四建筑有限公司 | Geopolymer base thermal insulation mortar with waterproof fireproofing function |
| CN107417163A (en) * | 2017-07-27 | 2017-12-01 | 芜湖市三山龙城新材料有限公司 | Environment-friendly silicon-based compound insulating material and preparation method thereof |
| CN107473689A (en) * | 2017-07-28 | 2017-12-15 | 芜湖市三山龙城新材料有限公司 | A kind of energy-saving heat preserving external-wall heat-insulation material and preparation method thereof |
| CN108083698A (en) * | 2017-11-29 | 2018-05-29 | 天津中材工程研究中心有限公司 | A kind of inorganic non-metallic solid buoyant material of low-density grade and preparation method thereof |
| CN108101577A (en) * | 2017-12-21 | 2018-06-01 | 湖南辰砾新材料有限公司 | A kind of inorganic foamed thermal insulation material and preparation method thereof |
| CN108101577B (en) * | 2017-12-21 | 2020-06-19 | 安徽亚强节能科技有限公司 | Inorganic foaming thermal insulation material and preparation method thereof |
| CN108546145A (en) * | 2018-05-15 | 2018-09-18 | 清华大学 | A kind of preparation method of high porosity aluminosilicate polymer material |
| CN110156386A (en) * | 2019-06-20 | 2019-08-23 | 盐城工学院 | A kind of styrene-acrylic emulsion toughening geopolymer and preparation method thereof |
| CN111217575A (en) * | 2020-02-05 | 2020-06-02 | 广州大学 | Preparation method of foam light soil and foam light soil |
| CN111233306A (en) * | 2020-02-26 | 2020-06-05 | 北京鑫汇兴通科技有限公司 | Heat preservation and sealing structure of glass melting furnace gas flue and construction process thereof |
| CN114573322A (en) * | 2020-12-02 | 2022-06-03 | 河南省大成建设工程有限公司 | Inorganic heat-insulating material |
| CN115521096A (en) * | 2022-09-26 | 2022-12-27 | 湖南诚友绿色建材科技有限公司 | Heat-insulation aerogel composite material, preparation method and passive house |
| CN115521096B (en) * | 2022-09-26 | 2023-12-19 | 湖南诚友绿色建材科技有限公司 | Thermal insulation aerogel composite material, preparation method and passive house |
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