CN108675737A - A kind of flyash energy-saving brick and preparation method thereof - Google Patents
A kind of flyash energy-saving brick and preparation method thereof Download PDFInfo
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- CN108675737A CN108675737A CN201810760133.7A CN201810760133A CN108675737A CN 108675737 A CN108675737 A CN 108675737A CN 201810760133 A CN201810760133 A CN 201810760133A CN 108675737 A CN108675737 A CN 108675737A
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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
- C04B28/10—Lime cements or magnesium oxide 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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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)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of flyash energy-saving brick and preparation method thereof, the raw material for preparing flyash energy-saving brick includes by its parts by weight：40 parts~70 parts of modified coal ash, 5 parts~15 parts of bastard coal mountain flour, 3 parts~10 parts of portland cement, 5 parts~15 parts of clay, 1 part~10 parts of quick lime, 2 parts~10 parts of straw powder.The shape of flyash energy-saving brick prepared by the present invention is regular, compression strength is big, surfacing is smooth, low production cost, and low energy consumption for production process, and preparation method is simple to operation, is suitble to large-scale production.
Description
Technical field
The present invention relates to technical field of energy saving and environmental protection, and in particular to a kind of flyash energy-saving brick and preparation method thereof.
Background technology
The manufacturing process of conventional sintering brick forms mainly using clay, shale as raw material through molding, high-temperature roasting, makes
Method is simple, product strength is high, but it needs a large amount of clay and shale, be easy to cause the loss of land resource.Therefore, social
Alternative raw material, such as domestic sludge, building castoff, trade waste are look in production.Flyash is coal-fired electricity
A kind of solid waste that factory generates in process of production, yield account for about the 5%~20% of coal total amount, and yield is huge, China
The annual flyash that can all generate enormous amount, current heap is high-volume at 1,500,000,000 tons or more, if a large amount of flyash is not added with
Being used for stacking using will produce more consequence, not only take up a large amount of place, being also also easy to produce airborne dust, polluting air.Flyash
Because its distinctive physics and chemical property can be used for it to produce brick body, not only may be implemented as the primary raw material of brick body
The power of regeneration of resource can also reduce the loss of land resource.
Chinese patent CN101607815A discloses a kind of coal ash sintering brick and preparation method thereof, includes the following steps：
It is delivered to proportioning machine after taking flyash, bentonite and aggregate levigate respectively, then blender is delivered to by conveyer and is stirred；
The material stirred evenly is delivered to edge runner to roll；Material after rolling is cured；Material after curing is defeated
It send to brick machine and carries out being squeezed into base；Adobe after extruding is dried at normal temperatures and pressures；Adobe after drying is piled up
It is sintered in kiln, you can coal ash sintering brick is made.The patent is raw using flyash, bentonite and aggregate as primary raw material
The strength character of the fired brick of production is good, surfacing, but the production process energy consumption of the patent is big, of high cost.
Chinese patent CN102887687A discloses a kind of Burning-free attapulgite coal ash insulating bricks, and dispensing is glued by attapulgite
Native mine tailing, flyash, pyroclastic rock, bentonite mine tailing, diatomite mine tailing and cement composition, preparation process include：
By the dispensing of Burning-free attapulgite coal ash insulating bricks by stirring, it is pressed into Burning-free attapulgite coal ash insulating bricks of different shapes
Semi-finished product are conserved according to the conventional maintenance method of cement products, Burning-free attapulgite coal ash insulating bricks are packaged as after 28 days
Finished product.The patent produces baking-free insulating brick using concave convex rod and flyash as raw material, using the method for cement products curing, reduces
Roasting process, saves the energy, reduces production cost, but the Burning-free attapulgite coal ash insulating bricks of patent production
Intensity is not high, rough, easily cracked
Therefore, it is necessary to a kind of flyash energy-saving brick, the rough of coal ash sintering brick appearance on the market is solved at present,
Easy cracked, the problem that intensity is low and preparation process energy consumption is big.
Invention content
The present invention is in view of the above-mentioned problems, provide a kind of flyash energy-saving brick and preparation method thereof.
Technical solution is used by the present invention solves the above problems：A kind of flyash energy-saving brick, it is energy saving to prepare flyash
The raw material of brick includes by its parts by weight：40 parts~70 parts of modified coal ash, 5 parts~15 parts of bastard coal mountain flour, 3 parts of portland cement~
10 parts, 5 parts~15 parts of clay, 1 part~10 parts of quick lime, 2 parts~10 parts of straw powder.Wherein, flyash is after modification,
It improves and the combination dynamics of other inorganic components, increases plasticity, improve the intensity of energy-saving brick；Bastard coal mountain flour is as solid
Body waste, has the characteristics that low in raw material price；Portland cement is Portland cement, including 32.5,42.5,52.5
The portland cement of strength grade；Clay is silty clay, is added in raw material, and the plastic of energy-saving brick can be greatly improved
Property, be conducive to the holding of mixed slurry molding rear profile, ensure the regularity of energy-saving brick；The density of straw powder is smaller, can reduce
The weight of energy-saving brick increases the microcellular structure of brick body.
Further, the preparation of modified coal ash includes the following steps：
Flyash is heat-treated 3 hours~4 hours at 200 DEG C~300 DEG C, obtains pretreated flyash by step i；
The pretreated flyash of step i is mixed with calcium lignosulfonate, obtains mixed-powder by step ii；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and stirring is mixed
It closes 10 minutes~20 minutes, modified coal ash is obtained after 105 DEG C~120 DEG C dryings.
Further, in step i, the weight ratio of calcium lignosulfonate and flyash is 1.2~3.5:100.
Further, in step iii, the addition of silane coupling agent is the 0.5%~1.5% of mixed-powder weight.
Further, quick lime is the calcium lime powder that fineness is the mesh of 100 mesh~400.
Further, the granularity of bastard coal mountain flour is in the mesh of 100 mesh~200.
Further, the raw material for preparing flyash energy-saving brick includes by its parts by weight：55 parts of modified coal ash, bastard coal mountain flour
10 parts, 7 parts of portland cement, 10 parts of clay, 5 parts of quick lime, 6 parts of straw powder.
Another goal of the invention of the present invention is to provide a kind of preparation method of flyash energy-saving brick, include the following steps：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body room temperature that step S30 is obtained conserved 3 hours~5 hours, then through steam curing 12 hours
~16 hours, obtain flyash energy-saving brick.
Further, in step S40, the humidity of room temperature maintenance is 70%~90%.
Further, in step S40, steam-cured temperature is 160 DEG C~175 DEG C.
It is an advantage of the invention that：
1. the present invention is similar to the chemical composition of clay using flyash, replaced using solid waste coal ash most of
Clay, not only reduce the exploitation of clay resource, also achieve processing and the recycling of waste, saved production cost；
2. flyash energy-saving brick prepared by the present invention using modified coal ash as primary raw material, increases by modified flyash
The bond strength with other components is added, has avoided the out-of-flatness on energy-saving brick surface, phenomenon easy to crack, has been glued added with a small amount of
Soil and portland cement, improve the plasticity of energy-saving brick, increase the microcellular structure of brick body added with straw powder, reduce energy-saving brick
Weight；
3. the shape of flyash energy-saving brick prepared by the present invention is regular, compression strength is big, surfacing is smooth, production cost
Cheap, low energy consumption for production process, and preparation method is simple to operation, is suitble to large-scale production.
Specific implementation mode
The embodiment of the present invention is described in detail below, but what the present invention can be defined by the claims and cover
Multitude of different ways is implemented.
Embodiment 1
A kind of flyash energy-saving brick and preparation method thereof
The raw material for preparing flyash energy-saving brick includes：Modified coal ash 40kg, bastard coal mountain flour 8kg, portland cement 5kg,
Clay 5kg, quick lime 3kg, straw powder 8kg.
The preparation of modified coal ash includes the following steps：
Flyash is heat-treated 4 hours at 200 DEG C, obtains pretreated flyash by step i；
Step ii mixes the pretreated flyash of step i with calcium lignosulfonate, calcium lignosulfonate and flyash
Weight ratio be 1.2:100, obtain mixed-powder；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and silane is even
The addition for joining agent is the 0.8% of mixed-powder weight, is stirred 20 minutes, and modified coal ash is obtained after 105 DEG C dry.
Flyash energy-saving brick, is prepared via a method which：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body that step S30 is obtained conserves 4.5 hours in 75% time room temperature of humidity, then is steamed through 160 DEG C
Vapour conserves 15 hours, obtains flyash energy-saving brick.
Embodiment 2
A kind of flyash energy-saving brick and preparation method thereof
The raw material for preparing flyash energy-saving brick includes：Modified coal ash 50kg, bastard coal mountain flour 5kg, portland cement 3kg,
Clay 13kg, quick lime 1kg, straw powder 4kg.
The preparation of modified coal ash includes the following steps：
Flyash is heat-treated 3.5 hours at 220 DEG C, obtains pretreated flyash by step i；
Step ii mixes the pretreated flyash of step i with calcium lignosulfonate, calcium lignosulfonate and flyash
Weight ratio be 2.0:100, obtain mixed-powder；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and silane is even
The addition for joining agent is the 1.5% of mixed-powder weight, is stirred 10 minutes, and modified coal ash is obtained after 110 DEG C dry.
Flyash energy-saving brick, is prepared via a method which：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body that step S30 is obtained conserves 3.2 hours in 70% time room temperature of humidity, then is steamed through 165 DEG C
Vapour conserves 16 hours, obtains flyash energy-saving brick.
Embodiment 3
A kind of flyash energy-saving brick and preparation method thereof
The raw material for preparing flyash energy-saving brick includes：Modified coal ash 60kg, bastard coal mountain flour 15kg, portland cement
10kg, clay 8kg, quick lime 10kg, straw powder 10kg.
The preparation of modified coal ash includes the following steps：
Flyash is heat-treated 3 hours at 280 DEG C, obtains pretreated flyash by step i；
Step ii mixes the pretreated flyash of step i with calcium lignosulfonate, calcium lignosulfonate and flyash
Weight ratio be 3.0:100, obtain mixed-powder；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and silane is even
The addition for joining agent is the 0.5% of mixed-powder weight, is stirred 18 minutes, and modified coal ash is obtained after 115 DEG C dry.
Flyash energy-saving brick, is prepared via a method which：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body that step S30 is obtained conserve 3 hours in 85% time room temperature of humidity, then through 175 DEG C of steam
Maintenance 12 hours, obtains flyash energy-saving brick.
Embodiment 4
A kind of flyash energy-saving brick and preparation method thereof
The raw material for preparing flyash energy-saving brick includes：Modified coal ash 70kg, bastard coal mountain flour 12kg, portland cement 8kg,
Clay 15kg, quick lime 7kg, straw powder 2kg.
The preparation of modified coal ash includes the following steps：
Flyash is heat-treated 3 hours at 300 DEG C, obtains pretreated flyash by step i；
Step ii mixes the pretreated flyash of step i with calcium lignosulfonate, calcium lignosulfonate and flyash
Weight ratio be 3.5:100, obtain mixed-powder；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and silane is even
The addition for joining agent is the 1.2% of mixed-powder weight, is stirred 13 minutes, and modified coal ash is obtained after 120 DEG C dry.
Flyash energy-saving brick, is prepared via a method which：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body that step S30 is obtained conserve 5 hours in 90% time room temperature of humidity, then through 170 DEG C of steam
Maintenance 13 hours, obtains flyash energy-saving brick.
Embodiment 5
A kind of flyash energy-saving brick and preparation method thereof
The raw material for preparing flyash energy-saving brick includes：Modified coal ash 55kg, bastard coal mountain flour 10kg, portland cement 7kg,
Clay 10kg, quick lime 5kg, straw powder 6kg.
The preparation of modified coal ash includes the following steps：
Flyash is heat-treated 3.5 hours at 250 DEG C, obtains pretreated flyash by step i；
Step ii mixes the pretreated flyash of step i with calcium lignosulfonate, calcium lignosulfonate and flyash
Weight ratio be 2.5:100, obtain mixed-powder；
The obtained mixed-powders of step ii are put into solid blender by step iii, spray into silane coupling agent, and silane is even
The addition for joining agent is the 1.0% of mixed-powder weight, is stirred 15 minutes, and modified coal ash is obtained after 110 DEG C dry.
Flyash energy-saving brick, is prepared via a method which：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by above-mentioned parts by weight, and the quick lime of above-mentioned parts by weight is added
Water stirs, and is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of above-mentioned parts by weight, bastard coal mountain flour, portland cement, clay and straw powder
Uniformly, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body that step S30 is obtained conserve 4 hours in 80% time room temperature of humidity, then through 170 DEG C of steam
Maintenance 14 hours, obtains flyash energy-saving brick.
Experimental example
Technological progress in order to further illustrate the present invention is now further illustrated using experiment.
Experiment material：The flyash energy-saving brick that the embodiment of the present invention 1~5 is produced.
Experimental method：Compare the properties of a variety of materials under square one.
The test result of flyash energy-saving brick prepared by 1. Examples 1 to 5 of table
| Material | Compression strength (MPa) | Bulk density (kg/m3) | Water absorption rate (%) | It is apparent |
| Embodiment 1 | 12.5 | 740 | ≥10 | Smooth flawless |
| Embodiment 2 | 11.8 | 860 | ≥10 | Smooth flawless |
| Embodiment 3 | 12.6 | 820 | ≥10 | Smooth flawless |
| Embodiment 4 | 13.2 | 830 | ≥10 | Smooth flawless |
| Embodiment 5 | 13.4 | 850 | ≥10 | Smooth flawless |
The experimental results showed that the compression strength of flyash energy-saving brick prepared by the present invention is more than 10MPa, bulk density exists
740kg/m3~860kg/m3Between, water absorption rate is all higher than 10%, and surfacing is smooth, flawless.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of flyash energy-saving brick, which is characterized in that the raw material for preparing the flyash energy-saving brick includes by its parts by weight：Change
40 parts~70 parts of flyash of property, 5 parts~15 parts of bastard coal mountain flour, 3 parts~10 parts of portland cement, 5 parts~15 parts of clay, quick lime
1 part~10 parts, 2 parts~10 parts of straw powder.
2. flyash energy-saving brick according to claim 1, which is characterized in that the preparation of the modified coal ash includes as follows
Step：
Flyash is heat-treated 3 hours~4 hours at 200 DEG C~300 DEG C, obtains pretreated flyash by step i；
The pretreated flyash of step i is mixed with calcium lignosulfonate, obtains mixed-powder by step ii；
The obtained mixed-powders of step ii are put into solid blender by step iii, are sprayed into silane coupling agent, are stirred 10
Minute~20 minutes, obtain modified coal ash after 105 DEG C~120 DEG C dryings.
3. flyash energy-saving brick according to claim 2, which is characterized in that in step i, the calcium lignosulfonate and powder
The weight ratio of coal ash is 1.2~3.5:100.
4. flyash energy-saving brick according to claim 2, which is characterized in that in step iii, the silane coupling agent adds
Enter 0.5%~1.5% that amount is mixed-powder weight.
5. flyash energy-saving brick according to claim 1, which is characterized in that the quick lime is that fineness is 100 mesh~400
Purpose calcium lime powder.
6. flyash energy-saving brick according to claim 1, which is characterized in that the granularity of the bastard coal mountain flour 100 mesh~
200 mesh.
7. flyash energy-saving brick according to claim 1, which is characterized in that the raw material for preparing the flyash energy-saving brick is pressed
Its parts by weight includes：55 parts of modified coal ash, 10 parts of bastard coal mountain flour, 7 parts of portland cement, 10 parts of clay, 5 parts of quick lime, straw
6 parts of stalk powder.
8. a kind of preparation method of flyash energy-saving brick according to any one of claims 1 to 7, which is characterized in that packet
Include following steps：
Step S10 is weighed the raw material for preparing flyash energy-saving brick by the parts by weight, adds water to stir the quick lime of the parts by weight
It mixes, is uniformly dispersed to obtain limewash；
Step S20 mixes the modified coal ash of the parts by weight, bastard coal mountain flour, portland cement, clay and straw powder equal
It is even, the limewash that step S10 is obtained is added and obtains mixed slurry after agitated machine is sufficiently mixed；
The obtained mixed slurries of step S20 are sent in molding machine by step S30, and compression moulding obtains adobe body；
Step S40, the adobe body room temperature that step S30 is obtained conserve 3 hours~5 hours, then through steam curing 12 hours~16
Hour, obtain flyash energy-saving brick.
9. preparation method according to claim 8, which is characterized in that in step S40, the humidity of the room temperature maintenance exists
70%~90%.
10. preparation method according to claim 8, which is characterized in that in step S40, the steam-cured temperature is
160 DEG C~175 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810760133.7A CN108675737A (en) | 2018-07-11 | 2018-07-11 | A kind of flyash energy-saving brick and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810760133.7A CN108675737A (en) | 2018-07-11 | 2018-07-11 | A kind of flyash energy-saving brick and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108675737A true CN108675737A (en) | 2018-10-19 |
Family
ID=63813980
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810760133.7A Withdrawn CN108675737A (en) | 2018-07-11 | 2018-07-11 | A kind of flyash energy-saving brick and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875352A (en) * | 2020-08-07 | 2020-11-03 | 和县明生环保材料有限责任公司 | Method for preparing hollow brick by utilizing coal gangue |
| CN116789438A (en) * | 2023-05-30 | 2023-09-22 | 徐州振丰新型墙体材料有限公司 | Sintered brick based on solid waste treatment and preparation method thereof |
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| CN1301676A (en) * | 1999-12-28 | 2001-07-04 | 曲伟 | Pressed brick of flyash |
| CN102850905A (en) * | 2012-09-11 | 2013-01-02 | 安徽理工大学 | Aqueous expansion-type steel structure fireproof paint and preparation method thereof |
| CN105060825A (en) * | 2015-08-11 | 2015-11-18 | 杭州恒麟环保科技有限公司 | Environment-friendly straw brick |
| CN107793091A (en) * | 2017-12-26 | 2018-03-13 | 徐州市龙山水泥有限公司 | A kind of preparation method of energy saving cement brick |
| CN108264333A (en) * | 2018-03-22 | 2018-07-10 | 合肥雅克丽新型建材有限公司 | Energy-saving brick prepared based on construction waste and preparation method thereof |
-
2018
- 2018-07-11 CN CN201810760133.7A patent/CN108675737A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301676A (en) * | 1999-12-28 | 2001-07-04 | 曲伟 | Pressed brick of flyash |
| CN102850905A (en) * | 2012-09-11 | 2013-01-02 | 安徽理工大学 | Aqueous expansion-type steel structure fireproof paint and preparation method thereof |
| CN105060825A (en) * | 2015-08-11 | 2015-11-18 | 杭州恒麟环保科技有限公司 | Environment-friendly straw brick |
| CN107793091A (en) * | 2017-12-26 | 2018-03-13 | 徐州市龙山水泥有限公司 | A kind of preparation method of energy saving cement brick |
| CN108264333A (en) * | 2018-03-22 | 2018-07-10 | 合肥雅克丽新型建材有限公司 | Energy-saving brick prepared based on construction waste and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875352A (en) * | 2020-08-07 | 2020-11-03 | 和县明生环保材料有限责任公司 | Method for preparing hollow brick by utilizing coal gangue |
| CN116789438A (en) * | 2023-05-30 | 2023-09-22 | 徐州振丰新型墙体材料有限公司 | Sintered brick based on solid waste treatment and preparation method thereof |
| CN116789438B (en) * | 2023-05-30 | 2024-04-02 | 徐州振丰新型墙体材料有限公司 | Sintered brick based on solid waste treatment and preparation method thereof |
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