CN107265975A - A kind of novel energy-saving construction material and preparation method thereof - Google Patents
A kind of novel energy-saving construction material and preparation method thereof Download PDFInfo
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- CN107265975A CN107265975A CN201710479651.7A CN201710479651A CN107265975A CN 107265975 A CN107265975 A CN 107265975A CN 201710479651 A CN201710479651 A CN 201710479651A CN 107265975 A CN107265975 A CN 107265975A
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- novel energy
- complexing agent
- saving construction
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention provides a kind of novel energy-saving construction material and preparation method thereof, includes the raw material of following parts by weight：Base-material：20 50 parts of portland cement, 20 50 parts of slag, 10 20 parts of flyash, 10 20 parts of metakaolin, 10 15 parts of sodium acid carbonate, 13 22 parts of carragheen, 25 43 parts of modified cellulose；Complexing agent：20 38 parts of hydrogen peroxide, 40 55 parts of water, 25 31 parts of foam stabilizer, 11 15 parts of animality auxiliary agent.Each constituent in base-material in addition to portland cement is mixed into powder material；Well mixed powder material is mixed with portland cement, then stirs, obtains base-material；Take the raw material of complexing agent is well mixed to obtain complexing agent；Complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.Thermal conductivity factor of the present invention is low, curing rate is fast, the high extensive advantage of with low cost, raw material sources of production efficiency, and can absorb and release energy, and can really reach the effect of energy-conserving and environment-protective, or with fire prevention, anti abrasive feature.
Description
Technical field
The invention belongs to building material technical field, and in particular to a kind of novel energy-saving construction material and preparation method thereof.
Background technology
China's building energy consumption is high, and the related energy consumption of building, which alreadys exceed industry, turns into the first energy consumption rich and influential family, accounts for total energy consumption
46.7%.The 12nd five-year-plan of national economy and social development points out that China's urbanization rate in 2010 is 47.5%, " 12
Annual 0.8% growth trend will be kept during five ", to " 12 " latter stage, 51.5% is up to.China town and country are newly-built every year
The Yi ㎡ of construction area 2,000,000,000~30, the Yi ㎡ of existing building about 430.Building energy conservation turns into the important component for saving the energy.
At present, in order that reduction building energy consumption, reaches building energy conservation, researcher carries out research of going all out to construction material.Due to phase transformation
Material has energy storage density big because of it, and energy storage capacity is big, and temperature is constant, and process is easy to control, the advantages of can repeatedly using,
Phase-change material is added to Building wood by the focus of research in terms of as domestic and international using energy source and material science, many researchers
Studied in material, and achieve certain achievement.Through retrieval, the Chinese patent of the patent No. 200810057944.7 discloses Novel ring
The formula and preparation method of phase change plastering putty are protected, technology disclosed in the patent is directly to add inorganic phase in putty raw material
Become material, such as nano layered silicate, titanium dioxide or organic phase change material, such as atoleine, many vinyl acetates can rise
To the effect for automatically adjusting indoor environment temperature.The Chinese patent of application number 201010124626.5 discloses a kind of composite phase-change
It is that direct addition organic phase change material includes ionic liquid, straight chain in energy-storing architectural coating and preparation method thereof, the patented technology
One or more in aliphatic acid, alkane and its mixture.The studies above is all the phase-change material directly added, although served
The effect of temperature is adjusted, but there is also many deficiencies, such as：Phase-change material is difficult to disperse, the low problem of potential heat value.
In summary, it is therefore desirable to which a kind of more preferable energy saving building material reduces the consumption of the energy, improves prior art
Deficiency.
The content of the invention
It is an object of the invention to provide Building wood prepared by a kind of novel energy-saving construction material and preparation method thereof, the present invention
Material has that thermal conductivity factor is low, curing rate is fast, the high extensive advantage of with low cost, raw material sources of production efficiency, and can absorb
And release energy, can really reach the effect of energy-conserving and environment-protective, make up present in same type of material it is not enough, and be with fire prevention,
Anti abrasive characteristic.
The invention provides following technical scheme：
A kind of novel energy-saving construction material, includes the raw material of following parts by weight：
Base-material：20-50 parts of portland cement, 20-50 parts of slag, 10-20 parts of flyash, 10-20 parts of metakaolin, sodium acid carbonate
10-15 parts, 13-22 parts of carragheen, 25-43 parts of modified cellulose；
Complexing agent：20-38 parts of hydrogen peroxide, 40-55 parts of water, 25-31 parts of foam stabilizer, 11-15 parts of animality auxiliary agent.
It is preferred that, material is added with the portland cement, the material is conducive to improving the efficiency prepared, improved
The quality of the product of system.
It is preferred that, the material is the mixture of silica, silicate or silica and silicate.
It is preferred that, the slag is in the blast furnace granulated slag of fineness 1500-2000 mesh and the converter slag of 1500-2000 mesh
The mixture of any one or two kinds, the step is conducive to improving the utilization rate of material, and simplifies preparation manipulation.
It is preferred that, the metakaolin is the kaolin after the kaolin raw ore of fineness 680-1000 mesh or washing in 660-
The powder obtained by 4-6h is calcined in 900 DEG C of environment.
It is preferred that, the modified cellulose is methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose and hydroxypropyl
Any of base cellulose is a variety of, and the intensity of the cellulose is higher, is conducive to improving the toughness of material.
It is preferred that, the foam stabilizer is empgen BB, fatty acid distribution of coconut oil diglycollic amide and fatty acid distribution of coconut oil list
Any of glycollic amide or a variety of mixtures.
A kind of preparation method of novel energy-saving construction material, comprises the following steps：
First, each constituent in base-material in addition to portland cement is mixed into powder material；
2nd, well mixed powder material is mixed with portland cement, then stirs, obtain base-material；
3rd, take the raw material of complexing agent is well mixed to obtain complexing agent；
4th, complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.
The beneficial effects of the invention are as follows：
The portland cement of the present invention passes through the high activity portland cement obtained by being modified to be industrial, and the material is conducive to improving
The efficiency of preparation, improves the quality of the product of system.
The slag of the present invention is appointing in the blast furnace granulated slag of fineness 1500-2000 mesh and the converter slag of 1500-2000 mesh
The mixture for one or two kinds of of anticipating, the step is conducive to improving the utilization rate of material, and simplifies preparation manipulation.
The intensity of modified cellulose of the present invention is higher, is conducive to improving the toughness of material.
Construction material prepared by the present invention has that thermal conductivity factor is low, curing rate is fast, the high with low cost, former material of production efficiency
Expect the advantage of wide material sources, and can absorb and release energy, can really reach the effect of energy-conserving and environment-protective, make up in same type of material and deposit
Deficiency, and be with fire prevention, anti abrasive characteristic.
Embodiment
Embodiment 1
A kind of novel energy-saving construction material, includes the raw material of following parts by weight：
Base-material：50 parts of portland cement, 20 parts of slag, 10 parts of flyash, 10 parts of metakaolin, 15 parts of sodium acid carbonate, carragheen
13 parts, 43 parts of modified cellulose；
Complexing agent：38 parts of hydrogen peroxide, 40 parts of water, 31 parts of foam stabilizer, 11 parts of animality auxiliary agent.
Material is added with portland cement, the material is conducive to improving the efficiency prepared, improves the product of system
Quality.
Material is the mixture of silica and silicate.
The mixture that slag constitutes for the blast furnace granulated slag of the mesh of fineness 1500 and the converter slag of 2000 mesh, the step is conducive to
The utilization rate of material is improved, and simplifies preparation manipulation.
Metakaolin calcines 4h institutes for the kaolin after the kaolin raw ore of the mesh of fineness 680 or washing in 900 DEG C of environment
The powder obtained.
Modified cellulose is methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose and hydroxypropyl cellulose group
Into mixture, the intensity of the cellulose is higher, is conducive to improving the toughness of material.
Foam stabilizer is the mixture that fatty acid distribution of coconut oil diglycollic amide and fatty monoethanol amide are constituted.
A kind of preparation method of novel energy-saving construction material, comprises the following steps：
First, each constituent in base-material in addition to portland cement is mixed into powder material；
2nd, well mixed powder material is mixed with portland cement, then stirs, obtain base-material；
3rd, take the raw material of complexing agent is well mixed to obtain complexing agent；
4th, complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.
Embodiment 2
A kind of novel energy-saving construction material, includes the raw material of following parts by weight：
Base-material：20 parts of portland cement, 20 parts of slag, 10 parts of flyash, 10 parts of metakaolin, 10 parts of sodium acid carbonate, carragheen
13 parts, 25 parts of modified cellulose；
Complexing agent：20 parts of hydrogen peroxide, 40 parts of water, 25 parts of foam stabilizer, 11 parts of animality auxiliary agent.
Material is added with portland cement, the material is conducive to improving the efficiency prepared, improves the product of system
Quality.
Material is the mixture of silica and silicate.
The mixture that slag constitutes for the blast furnace granulated slag of the mesh of fineness 1500 and the converter slag of 1500 mesh, the step is conducive to
The utilization rate of material is improved, and simplifies preparation manipulation.
Metakaolin calcines the powder obtained by 4h for the kaolin raw ore of the mesh of fineness 680 in 660 DEG C of environment.
Modified cellulose is methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose and hydroxypropyl cellulose group
Into mixture, the intensity of the cellulose is higher, is conducive to improving the toughness of material.
Foam stabilizer is empgen BB, fatty acid distribution of coconut oil diglycollic amide and fatty monoethanol amide composition
Mixture.
A kind of preparation method of novel energy-saving construction material, comprises the following steps：
First, each constituent in base-material in addition to portland cement is mixed into powder material；
2nd, well mixed powder material is mixed with portland cement, then stirs, obtain base-material；
3rd, take the raw material of complexing agent is well mixed to obtain complexing agent；
4th, complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.
Embodiment 3
A kind of novel energy-saving construction material, includes the raw material of following parts by weight：
Base-material：20 parts of portland cement, 50 parts of slag, 20 parts of flyash, 20 parts of metakaolin, 15 parts of sodium acid carbonate, carragheen
13 parts, 43 parts of modified cellulose；
Complexing agent：38 parts of hydrogen peroxide, 55 parts of water, 31 parts of foam stabilizer, 15 parts of animality auxiliary agent.
Material is added with portland cement, the material is conducive to improving the efficiency prepared, improves the product of system
Quality.
Material is the mixture of silica and silicate.
Slag for the mesh of fineness 2000 blast furnace granulated slag and 2000 mesh converter slag mixture, the step be conducive to improve
The utilization rate of material, and simplify preparation manipulation.
Metakaolin is that the kaolin after the mesh of fineness 1000, washing calcines powder obtained by 6h in 900 DEG C of environment.
Modified cellulose is methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose and hydroxypropyl cellulose group
Into mixture, the intensity of the cellulose is higher, is conducive to improving the toughness of material.
Foam stabilizer is empgen BB, fatty acid distribution of coconut oil diglycollic amide and fatty monoethanol amide composition
Mixture.
A kind of preparation method of novel energy-saving construction material, comprises the following steps：
First, each constituent in base-material in addition to portland cement is mixed into powder material；
2nd, well mixed powder material is mixed with portland cement, then stirs, obtain base-material；
3rd, take the raw material of complexing agent is well mixed to obtain complexing agent；
4th, complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of novel energy-saving construction material, it is characterised in that include the raw material of following parts by weight：
Base-material：20-50 parts of portland cement, 20-50 parts of slag, 10-20 parts of flyash, 10-20 parts of metakaolin, sodium acid carbonate
10-15 parts, 13-22 parts of carragheen, 25-43 parts of modified cellulose；
Complexing agent：20-38 parts of hydrogen peroxide, 40-55 parts of water, 25-31 parts of foam stabilizer, 11-15 parts of animality auxiliary agent.
2. a kind of novel energy-saving construction material according to claim 1, it is characterised in that added in the portland cement
There is material.
3. a kind of novel energy-saving construction material according to claim 2, it is characterised in that the material is titanium dioxide
The mixture of silicon, silicate or silica and silicate.
4. a kind of novel energy-saving construction material according to claim 1, it is characterised in that the slag is fineness 1500-
The mixture of any one or two kinds in the blast furnace granulated slag of 2000 mesh and the converter slag of 1500-2000 mesh.
5. a kind of novel energy-saving construction material according to claim 1, it is characterised in that the metakaolin is fineness
Kaolin after the kaolin raw ore of 680-1000 mesh or washing calcines the powder obtained by 4-6h in 660-900 DEG C of environment.
6. a kind of novel energy-saving construction material according to claim 1, it is characterised in that the modified cellulose is methyl
Any of cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose and hydroxypropyl cellulose are a variety of.
7. a kind of novel energy-saving construction material according to claim 1, it is characterised in that the foam stabilizer is dodecyl
Any of glycine betaine, fatty acid distribution of coconut oil diglycollic amide and fatty monoethanol amide or a variety of mixtures.
8. a kind of preparation method of novel energy-saving construction material as described in claim any one of 1-7, it is characterised in that including
Following steps：
First, each constituent in base-material in addition to portland cement is mixed into powder material；
2nd, well mixed powder material is mixed with portland cement, then stirs, obtain base-material；
3rd, take the raw material of complexing agent is well mixed to obtain complexing agent；
4th, complexing agent is added in base-material, rear moulding by casting is mixed evenly, through being conserved under room temperature condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479651.7A CN107265975A (en) | 2017-06-22 | 2017-06-22 | A kind of novel energy-saving construction material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479651.7A CN107265975A (en) | 2017-06-22 | 2017-06-22 | A kind of novel energy-saving construction material and preparation method thereof |
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| CN107265975A true CN107265975A (en) | 2017-10-20 |
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| CN201710479651.7A Withdrawn CN107265975A (en) | 2017-06-22 | 2017-06-22 | A kind of novel energy-saving construction material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108147749A (en) * | 2018-01-15 | 2018-06-12 | 威海南海碳材料科技研究院有限公司 | A kind of graphene oxide foamed concrete and its preparation process |
| CN108547408A (en) * | 2018-04-23 | 2018-09-18 | 威海南海新能源材料有限公司 | A kind of graphene colored steel composite board insulation of fire resisting and preparation method thereof |
| CN109971223A (en) * | 2019-01-04 | 2019-07-05 | 庄明星 | A kind of environment-friendly fireproof coating prepared using steel and iron industry solid waste as raw material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2383238A1 (en) * | 2010-04-29 | 2011-11-02 | Solvay SA | Process for the manufacture of aerated concrete construction materials and construction materials obtained thereof |
| CN102372466A (en) * | 2010-08-17 | 2012-03-14 | 上海汉堂实业有限公司 | Wall self-thermal insulating brick and preparation method thereof |
| CN102603355A (en) * | 2012-03-18 | 2012-07-25 | 巢启 | Basic group geopolymer porous material |
| CN103771803A (en) * | 2014-01-10 | 2014-05-07 | 同济大学 | Foam concrete with efficient sound-absorption and heat-preservation functions and preparation method thereof |
| CN104193251A (en) * | 2014-08-04 | 2014-12-10 | 马鞍山市中天新型建材有限公司 | Anticorrosive and antibacterial thermal insulation mortar and preparation method thereof |
| CN104556891A (en) * | 2013-10-22 | 2015-04-29 | 刘贵堂 | Composite permeability bonding agent for building outside wall and preparation method and application thereof |
-
2017
- 2017-06-22 CN CN201710479651.7A patent/CN107265975A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2383238A1 (en) * | 2010-04-29 | 2011-11-02 | Solvay SA | Process for the manufacture of aerated concrete construction materials and construction materials obtained thereof |
| CN102372466A (en) * | 2010-08-17 | 2012-03-14 | 上海汉堂实业有限公司 | Wall self-thermal insulating brick and preparation method thereof |
| CN102603355A (en) * | 2012-03-18 | 2012-07-25 | 巢启 | Basic group geopolymer porous material |
| CN104556891A (en) * | 2013-10-22 | 2015-04-29 | 刘贵堂 | Composite permeability bonding agent for building outside wall and preparation method and application thereof |
| CN103771803A (en) * | 2014-01-10 | 2014-05-07 | 同济大学 | Foam concrete with efficient sound-absorption and heat-preservation functions and preparation method thereof |
| CN104193251A (en) * | 2014-08-04 | 2014-12-10 | 马鞍山市中天新型建材有限公司 | Anticorrosive and antibacterial thermal insulation mortar and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 赵云龙等: "《石膏干混建材生产及应用技术》", 30 November 2016, 中国建材工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108147749A (en) * | 2018-01-15 | 2018-06-12 | 威海南海碳材料科技研究院有限公司 | A kind of graphene oxide foamed concrete and its preparation process |
| CN108547408A (en) * | 2018-04-23 | 2018-09-18 | 威海南海新能源材料有限公司 | A kind of graphene colored steel composite board insulation of fire resisting and preparation method thereof |
| CN109971223A (en) * | 2019-01-04 | 2019-07-05 | 庄明星 | A kind of environment-friendly fireproof coating prepared using steel and iron industry solid waste as raw material |
| CN109971223B (en) * | 2019-01-04 | 2021-06-08 | 庄明星 | Environment-friendly fireproof coating prepared from solid waste in steel industry |
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Application publication date: 20171020 |