CN109626834A - A kind of preparation method of energy saving and environment friendly composite foam glass - Google Patents
A kind of preparation method of energy saving and environment friendly composite foam glass Download PDFInfo
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- CN109626834A CN109626834A CN201910036159.1A CN201910036159A CN109626834A CN 109626834 A CN109626834 A CN 109626834A CN 201910036159 A CN201910036159 A CN 201910036159A CN 109626834 A CN109626834 A CN 109626834A
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- China
- Prior art keywords
- energy saving
- environment friendly
- composite foam
- foam glass
- friendly composite
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
- C03C14/002—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of fibres, filaments, yarns, felts or woven material
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/08—Other methods of shaping glass by foaming
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/002—Use of waste materials, e.g. slags
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
- C03C11/007—Foam glass, e.g. obtained by incorporating a blowing agent and heating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Dispersion Chemistry (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Processing Of Solid Wastes (AREA)
- Glass Compositions (AREA)
Abstract
The present invention provides a kind of preparation methods of energy saving and environment friendly composite foam glass, and steps are as follows: taking scrap glass, dry after cleaning, crushed 200 meshes with crusher；Modified carbide slag, red mud and mullite fiber is added, is uniformly mixed；Release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；It is dried after release agent is evenly applied to die surface, mixed powder is uniformly fitted into mold, be placed into Muffle kiln roasting；It is slowly cooled to room temperature with furnace；It is transferred in high pressure constant volume container, the constant temperature 50-100min under 350-400 DEG C of temperature, pressure 8-12MPa super critical condition；Fast pressure relief is to normal pressure to get energy saving and environment friendly composite foam glass in 20-100s.Energy saving and environment friendly composite foam glass aperture prepared by this law is small and uniform, has good mechanical property, while having excellent thermal and insulating performance again.
Description
Technical field
The present invention relates to a kind of preparation methods of energy saving and environment friendly composite foam glass.
Background technique
It is still the main composition of China's materials for wall that " Qin brick and Han tile ", which continues into the present,.Due to by clay as raw material,
It produces considerable damage arable land, serious damage to the environment.Energy conservation, section soil, waste utilization, low pollution Multifucntional wall material
The technical study of material and product is classified as one of the project of giving special assistance to by national building materials industry trans-century development strategy.Foam glass
Glass is a kind of porous material of manual manufacture, it has many advantages, such as that non-ignitable, light, heat-proof quality is preferable, but supplies currently on the market
The foam glass answered is foamed using chemical blowing process substantially, and aperture is uneven, and mechanical strength is not also high, while used
Chemical foaming agent can also generate secondary pollution.Therefore, a kind of new foaming method, while good mechanical property are researched and developed, every
The good foam glass of thermal effect has long-range Significance of Sustainable Development and wide application prospect.
Summary of the invention
Technical problems to be solved: a kind of preparation method of energy saving and environment friendly composite foam glass, gained energy-saving ring are provided
Guarantor's type composite foam glass aperture is small and uniform, has good mechanical property, while having excellent thermal and insulating performance again.
Technical solution: a kind of preparation method of energy saving and environment friendly composite foam glass, ingredient are by weight, including following
Step:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 85-95:10-20:2-5:4-8；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 400-500 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) it is warming up to 800-850 DEG C with the heating rate of 15 DEG C/min, keeps the temperature 10-20min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 50- under 350-400 DEG C of temperature, pressure 8-12MPa super critical condition
100min；
(8) in 20-100s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
Further, the mullite fiber length is 5-10mm.
Further, polyvinyl alcohol in the step (3): water: the mass ratio of aluminium oxide is 5:70:25.
Further, the modified carbide slag the preparation method comprises the following steps:
Step 1: taking carbide slag, dried after cleaning, crushed 200 meshes with crusher；
Step 2: being placed in quartz ampoule, be warming up to 500 DEG C in air atmosphere, aoxidize 20min, be cooled to room temperature to obtain the final product.
The utility model has the advantages that
1. the application is blistered using supercritical methanol technology, abscess is small and uniform, while the holes such as its hole shape, pore-size distribution and percent opening
Structural parameters can be controlled by regulating and controlling foam process.
2. not using chemical component to foam, energy conservation and environmental protection does not generate secondary waste object.
3. through the method for the present invention preparation energy saving and environment friendly composite foam glass aperture it is small and uniform, generally 20-90 μm it
Between, with good mechanical property, compression strength and flexural strength are respectively up to 7.48MPa and 3.9MPa, while it is again
With excellent thermal and insulating performance, the minimum 0.078W/ of thermal coefficient (mk).
Specific embodiment
Embodiment 1
A kind of preparation method of energy saving and environment friendly composite foam glass, ingredient is by weight, comprising the following steps:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 85:10:2:4；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 400 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) 800 DEG C are warming up to the heating rate of 15 DEG C/min, keep the temperature 10min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 50min under 350 DEG C of temperature, pressure 8MPa super critical condition；
(8) in 20s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
Embodiment 2
A kind of preparation method of energy saving and environment friendly composite foam glass, ingredient is by weight, comprising the following steps:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 85:12:3:5；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 450 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) 820 DEG C are warming up to the heating rate of 15 DEG C/min, keep the temperature 15min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 60min under 360 DEG C of temperature, pressure 9MPa super critical condition；
(8) in 40s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
Embodiment 3
A kind of preparation method of energy saving and environment friendly composite foam glass, ingredient is by weight, comprising the following steps:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 90:15:4:6；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 450 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) 830 DEG C are warming up to the heating rate of 15 DEG C/min, keep the temperature 15min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 80min under 380 DEG C of temperature, pressure 10MPa super critical condition；
(8) in 60s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
Embodiment 4
A kind of preparation method of energy saving and environment friendly composite foam glass, ingredient is by weight, comprising the following steps:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 92:18:4:7；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 450 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) 840 DEG C are warming up to the heating rate of 15 DEG C/min, keep the temperature 15min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 90min under 390 DEG C of temperature, pressure 11MPa super critical condition；
(8) in 80s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
Embodiment 5
A kind of preparation method of energy saving and environment friendly composite foam glass, ingredient is by weight, comprising the following steps:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 95:20:5:8；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 500 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) 850 DEG C are warming up to the heating rate of 15 DEG C/min, keep the temperature 20min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, the constant temperature 100min under 400 DEG C of temperature, pressure 12MPa super critical condition；
(8) in 100s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
With the compression strength and flexural strength of PT-1036PC universal testing machine test sample.
The performance indexes of the energy saving and environment friendly composite foam glass of table 1
The aperture of energy saving and environment friendly composite foam glass through the method for the present invention preparation is small and uniform, generally between 20-90 μm,
It is with good mechanical property, and compression strength and flexural strength are respectively up to 7.48MPa and 3.9MPa, while it has again
Excellent thermal and insulating performance, the minimum 0.078W/ of thermal coefficient (mk).
Claims (4)
1. a kind of preparation method of energy saving and environment friendly composite foam glass, it is characterised in that: ingredient is by weight, including following
Step:
(1) scrap glass is taken, is dried after cleaning, crushed 200 meshes with crusher；
(2) modified carbide slag, red mud and mullite fiber is added, is uniformly mixed, wherein waste glass powder: modified carbide slag
Powder: red mud: the weight ratio of mullite fiber is 85-95:10-20:2-5:4-8；
(3) release agent is made in the mixing of polyvinyl alcohol, water and aluminium oxide；
(4) it is dried after release agent being evenly applied to die surface, the powder mixed in step (2) is uniformly fitted into mold,
It is placed into Muffle furnace, is warming up to 400-500 DEG C with the rate of 5 DEG C/min, keeps the temperature 30min；
(5) it is warming up to 800-850 DEG C with the heating rate of 15 DEG C/min, keeps the temperature 10-20min；
(6) it is slowly cooled to room temperature with furnace；
(7) it is transferred in high pressure constant volume container, in 350-400 DEG C of temperature, pressure 8-12MPaConstant temperature 50- under super critical condition
100min；
(8) in 20-100s fast pressure relief to normal pressure to get energy saving and environment friendly composite foam glass.
2. a kind of preparation method of energy saving and environment friendly composite foam glass according to claim 1, it is characterised in that: described
Mullite fiber length is 5-10mm.
3. a kind of preparation method of energy saving and environment friendly composite foam glass according to claim 1, it is characterised in that: described
Polyvinyl alcohol in step (3): water: the mass ratio of aluminium oxide is 5:70:25.
4. a kind of preparation method of energy saving and environment friendly composite foam glass according to claim 1, it is characterised in that: described
Modified carbide slag the preparation method comprises the following steps:
Step 1: taking carbide slag, dried after cleaning, crushed 200 meshes with crusher；
Step 2: being placed in quartz ampoule, be warming up to 500 DEG C in air atmosphere, aoxidize 20min, be cooled to room temperature to obtain the final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036159.1A CN109626834A (en) | 2019-01-15 | 2019-01-15 | A kind of preparation method of energy saving and environment friendly composite foam glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036159.1A CN109626834A (en) | 2019-01-15 | 2019-01-15 | A kind of preparation method of energy saving and environment friendly composite foam glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109626834A true CN109626834A (en) | 2019-04-16 |
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ID=66060867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910036159.1A Withdrawn CN109626834A (en) | 2019-01-15 | 2019-01-15 | A kind of preparation method of energy saving and environment friendly composite foam glass |
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| CN (1) | CN109626834A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193390A (en) * | 2013-05-02 | 2013-07-10 | 石河子大学 | Preparation method of acetylene sludge foam glass thermal insulation material |
| CN104045239A (en) * | 2014-06-26 | 2014-09-17 | 常州大学 | Preparation method of high-strength foam glass |
| CN109081596A (en) * | 2018-10-30 | 2018-12-25 | 咸宁南玻光电玻璃有限公司 | Porous foam devitrified glass brick and preparation method thereof |
-
2019
- 2019-01-15 CN CN201910036159.1A patent/CN109626834A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193390A (en) * | 2013-05-02 | 2013-07-10 | 石河子大学 | Preparation method of acetylene sludge foam glass thermal insulation material |
| CN104045239A (en) * | 2014-06-26 | 2014-09-17 | 常州大学 | Preparation method of high-strength foam glass |
| CN109081596A (en) * | 2018-10-30 | 2018-12-25 | 咸宁南玻光电玻璃有限公司 | Porous foam devitrified glass brick and preparation method thereof |
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Application publication date: 20190416 |
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| WW01 | Invention patent application withdrawn after publication |