CN106219991A - A kind of basalt fibre strengthens the preparation method of foam glass - Google Patents
A kind of basalt fibre strengthens the preparation method of foam glass Download PDFInfo
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- CN106219991A CN106219991A CN201610617715.0A CN201610617715A CN106219991A CN 106219991 A CN106219991 A CN 106219991A CN 201610617715 A CN201610617715 A CN 201610617715A CN 106219991 A CN106219991 A CN 106219991A
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- basalt fibre
- mass parts
- foam glass
- preparation
- strengthens
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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
- 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)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The present invention relates to a kind of basalt fibre and strengthen the preparation method of foam glass, it comprises the following steps: (1) is standby after glass dust, flyash are crossed 200 mesh sieves respectively；(2) glass dust that 70～80 mass parts steps (1) obtain, 20～30 mass parts step (1) flyash, 0.151～0.757 basalt fibre, 2～the 6 mass parts sodium carbonate of mass parts that obtain is weighed respectively by quality, the tertiary sodium phosphate of 2 mass parts, 2 mass parts Boraxs and the water of 30～35 mass parts, prepare batch after mix homogeneously；(3) batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 5～10 seconds；(4) mould after vibrations is put into baking oven, after being dried 0.5～2 hour at 100 DEG C, prepare base substrate；(5) base substrate obtaining step (4) is fired at 840～860 DEG C, obtains basalt fibre and strengthens foam glass.
Description
Technical field
The invention belongs to Materials Science and Engineering field, relate to the preparation method of a kind of inorganic heat insulation material, be specifically related to
A kind of basalt fibre strengthens the preparation method of foam glass.
Background technology
Along with the fast development of China's economy, Building Energy-saving is increasingly subject to pay attention to.The application energy of building thermal insulation material
Enough effectively reduce the overall energy consumption of building, be that the energy obtains utilizing more efficiently.Building thermal insulation material mainly include machine and
Inorganic two classes, the production technology of organic insulation material is the most ripe, and in building exterior wall heat preserving, utilization rate is the highest, but organic
Insulation material is inflammable, the shortcoming such as yielding of being heated, and there is potential safety hazard.Foam glass is a kind of inorganic heat insulation material, has anti-
Aging, nontoxic, insulation, and combustibility can reach A level, compares other insulation material foam glass thermal insulating materials
Safety, the durability expected are more preferable.But foam glass thermal insulation material is hard and crisp, its resistance to compression, rupture strength are relatively low, often give construction band
It is inconvenient to come.The production of foam glass, consumes the solid waste such as substantial amounts of cullet；Its popularization and application can produce good warp
Ji and social benefit, be a kind of preferable energy-saving environmental protection heat preserving and insulating material.
Basalt fibre is a kind of novel inorganic environment-friendly Green High Performance fibrous material, and it is by silicon dioxide, oxidation
After the basalt building stones of the oxide compositions such as aluminum, calcium oxide, ferrum oxide and titanium dioxide melt at 1450 DEG C～1500 DEG C, pass through
The continuous fiber of platinum-rhodium alloy bushing high speed pulling.Basalt continuous fiber not only good stability, but also have
Electrical insulating property, anticorrosive, flame resistant, the multiple excellent properties such as high temperature resistant.Additionally, the production technology generation of basalt fibre is useless
Gurry is few, and environmental pollution is little, can directly proceed in ecological environment after product abandonment, without any harm, thus is that a kind of name is secondary
Green in fact, environment-friendly materials.After basalt fibre mixes with glass dust, at additives such as foaming agent, foam stabilizer, fluxs
The insulation material that effect can obtain resistance to compression down, rupture strength is higher and heat-insulating property is good.The foam glass system of different ratio
Product can be widely applied to exterior-wall heat insulation, defence and military, field of petrochemical industry.
Summary of the invention
Goal of the invention: the problem that the present invention is directed to the existence of above-mentioned prior art makes improvement, i.e. the invention discloses one
Basalt fibre strengthens the preparation method of foam glass, and it is with glass dust, basalt fibre, flyash as primary raw material, with carbon
Acid sodium is foaming agent, and tertiary sodium phosphate is foam stabilizer, and Borax is that basalt fibre enhancing foam glass prepared by flux.It is the most sharp
By the tensile property of basalt fibre, especially as a part for foam glass raw material, foam glass system can be significantly improved
Product mechanical strength, reduces the brittle fracture of foam glass in work progress, cost-effective.
Technical scheme: a kind of basalt fibre strengthens the preparation method of foam glass, comprises the following steps:
(1) sieve
By standby after glass dust, flyash respectively 200 mesh sieves excessively；
(2) dispensing
Weigh respectively by quality glass dust that 70～80 mass parts steps (1) obtain, 20～30 mass parts step (1) obtain
Flyash, 0.151～0.757 basalt fibre, 2～6 mass parts sodium carbonate of mass parts, the tertiary sodium phosphate of 2 mass parts, 2
Mass parts Borax and the water of 30～35 mass parts, prepare batch after mix homogeneously；
(3) charging
The batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 5～10 seconds；
(4) it is dried
Mould after vibrations is put into baking oven, after being dried 0.5～2 hour at 100 DEG C, prepares base substrate；
(5) sintering
The base substrate obtaining step (4) is fired at 840～860 DEG C, obtains basalt fibre and strengthens foam glass.
Further, the concrete sintering schedule in step (5) is as follows:
(51) warm-up phase, is warming up to 300 DEG C from room temperature with the heating rate of 4 DEG C/min, is incubated 60min；
(52) in the sintering stage, it is warming up to 840～860 DEG C with the heating rate of heating rate 8～10 DEG C/min；
(53) foaming stages, at 840～860 DEG C, is incubated 20～30min；
(54) temperature-fall period, with the rate of temperature fall of 5～6 DEG C/min, is cooled to 600 DEG C, is incubated 40min；
(55) the natural cooling stage, cool to room temperature with the furnace, i.e. obtain basalt fibre and strengthen foam glass.
Further, the filament diameter of basalt fibre is 7～13 μm, and the filament length of basalt fibre is 5～25mm.
Further, the elastic modelling quantity of basalt fibre is 95～115GPa, and the tensile strength of basalt fibre is
3300～4500MPa, the elongation at break of basalt fibre is 2.4～3.0%, and density is 2.6～2.8g cm-3, conduction of heat
Coefficient is 0.031～0.038W/ (m K).
Beneficial effect: a kind of basalt fibre disclosed by the invention strengthens the preparation method of foam glass and has following useful
Effect:
1, improve the intensity of foam glass, comprcssive strength is up to 8.5MPa, rupture strength can reach 0.4～
0.8MPa, basalt fibre, as a part for foam glass raw material, can significantly improve foam glass product mechanical strength, easily
Popularization and application in the machine-shaping of foam glass, beneficially foam glass；
2, the pore structure of basalt fibre enhancing foam glass is of moderate size and is evenly distributed, based on lockedin air space,
Flammability is A level, and density can reach 380-680Kg/m3, outside the foam glass product of different ratio can be widely applied to
Wall insulation, defence and military, field of petrochemical industry；
3, having heat conductivity little, heat conductivity reaches 0.041～0.075W/ (m K)；
4, achieve the twice laid to flyash, reduce cost, protect environment.
Detailed description of the invention:
Below the detailed description of the invention of the present invention is described in detail.
Specific embodiment 1
A kind of basalt fibre strengthens the preparation method of foam glass, comprises the following steps:
(1) sieve
By standby after glass dust, flyash respectively 200 mesh sieves excessively；
(2) dispensing
Weigh glass dust that 70 mass parts steps (1) obtain respectively by quality, fine coal that 20 mass parts steps (1) obtain
Ash, the basalt fibre of 0.151 mass parts, 2 mass parts sodium carbonate, the tertiary sodium phosphate of 2 mass parts, 2 mass parts Boraxs and 30 matter
The water of amount part, prepares batch after mix homogeneously；
(3) charging
The batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 5 seconds；
(4) it is dried
Mould after vibrations is put into baking oven, after being dried 0.5 hour at 100 DEG C, prepares base substrate；
(5) sintering
The base substrate obtaining step (4) is fired at 840 DEG C, obtains basalt fibre and strengthens foam glass.
Further, the concrete sintering schedule in step (5) is as follows:
(51) warm-up phase, is warming up to 300 DEG C from room temperature with the heating rate of 4 DEG C/min, is incubated 60min；
(52) in the sintering stage, it is warming up to 840 DEG C with the heating rate of 8 DEG C/min of heating rate；
(53) foaming stages, at 840 DEG C, is incubated 30min；
(54) temperature-fall period, with the rate of temperature fall of 5 DEG C/min, is cooled to 600 DEG C, is incubated 40min；
(55) the natural cooling stage, cool to room temperature with the furnace, i.e. obtain basalt fibre and strengthen foam glass.
Further, the filament diameter of basalt fibre is 7～13 μm, and the filament length of basalt fibre is 5～25mm.
Further, the elastic modelling quantity of basalt fibre is 95～115GPa, and the tensile strength of basalt fibre is
3300～4500MPa, the elongation at break of basalt fibre is 2.4～3.0%, and density is 2.6～2.8g cm-3, conduction of heat
Coefficient is 0.031～0.038W/ (m K).
Specific embodiment 2
A kind of basalt fibre strengthens the preparation method of foam glass, comprises the following steps:
(1) sieve
By standby after glass dust, flyash respectively 200 mesh sieves excessively；
(2) dispensing
Weigh glass dust that 80 mass parts steps (1) obtain respectively by quality, fine coal that 30 mass parts steps (1) obtain
Ash, the basalt fibre of 0.757 mass parts, 6 mass parts sodium carbonate, the tertiary sodium phosphate of 2 mass parts, 2 mass parts Boraxs and 35 matter
The water of amount part, prepares batch after mix homogeneously；
(3) charging
The batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 10 seconds；
(4) it is dried
Mould after vibrations is put into baking oven, after being dried 2 hours at 100 DEG C, prepares base substrate；
(5) sintering
The base substrate obtaining step (4) is fired at 860 DEG C, obtains basalt fibre and strengthens foam glass.
Further, the concrete sintering schedule in step (5) is as follows:
(51) warm-up phase, is warming up to 300 DEG C from room temperature with the heating rate of 4 DEG C/min, is incubated 60min；
(52) in the sintering stage, it is warming up to 860 DEG C with the heating rate of 10 DEG C/min of heating rate；
(53) foaming stages, at 860 DEG C, is incubated 20min；
(54) temperature-fall period, with the rate of temperature fall of 6 DEG C/min, is cooled to 600 DEG C, is incubated 40min；
(55) the natural cooling stage, cool to room temperature with the furnace, i.e. obtain basalt fibre and strengthen foam glass.
Further, the filament diameter of basalt fibre is 7～13 μm, and the filament length of basalt fibre is 5～25mm.
Further, the elastic modelling quantity of basalt fibre is 95～115GPa, and the tensile strength of basalt fibre is
3300～4500MPa, the elongation at break of basalt fibre is 2.4～3.0%, and density is 2.6～2.8g cm-3, conduction of heat
Coefficient is 0.031～0.038W/ (m K).
Specific embodiment 3
A kind of basalt fibre strengthens the preparation method of foam glass, comprises the following steps:
(1) sieve
By standby after glass dust, flyash respectively 200 mesh sieves excessively；
(2) dispensing
Weigh glass dust that 75 mass parts steps (1) obtain respectively by quality, fine coal that 25 mass parts steps (1) obtain
Ash, the basalt fibre of 0.5 mass parts, 4 mass parts sodium carbonate, the tertiary sodium phosphate of 2 mass parts, 2 mass parts Boraxs and 32 mass
The water of part, prepares batch after mix homogeneously；
(3) charging
The batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 8 seconds；
(4) it is dried
Mould after vibrations is put into baking oven, after being dried 1 hour at 100 DEG C, prepares base substrate；
(5) sintering
The base substrate obtaining step (4) is fired at 850 DEG C, obtains basalt fibre and strengthens foam glass.
Further, the concrete sintering schedule in step (5) is as follows:
(51) warm-up phase, is warming up to 300 DEG C from room temperature with the heating rate of 4 DEG C/min, is incubated 60min；
(52) in the sintering stage, it is warming up to 850 DEG C with the heating rate of heating rate 8～10 DEG C/min；
(53) foaming stages, at 850 DEG C, is incubated 20～30min；
(54) temperature-fall period, with the rate of temperature fall of 5.5 DEG C/min, is cooled to 600 DEG C, is incubated 40min；
(55) the natural cooling stage, cool to room temperature with the furnace, i.e. obtain basalt fibre and strengthen foam glass.
Further, the filament diameter of basalt fibre is 7～13 μm, and the filament length of basalt fibre is 5～25mm.
Further, the elastic modelling quantity of basalt fibre is 95～115GPa, and the tensile strength of basalt fibre is
3300～4500MPa, the elongation at break of basalt fibre is 2.4～3.0%, and density is 2.6～2.8g cm-3, conduction of heat
Coefficient is 0.031～0.038W/ (m K).
Above embodiments of the present invention are elaborated.But the present invention is not limited to above-mentioned embodiment,
In the ken that art those of ordinary skill is possessed, it is also possible to do on the premise of without departing from present inventive concept
Go out various change.
Claims (4)
1. the preparation method of a basalt fibre enhancing foam glass, it is characterised in that comprise the following steps:
(1) sieve
By standby after glass dust, flyash respectively 200 mesh sieves excessively；
(2) dispensing
Glass dust that 70～80 mass parts steps (1) obtain, 20～30 powder of obtaining of mass parts step (1) is weighed respectively by quality
Coal ash, 0.151～0.757 basalt fibre, 2～6 mass parts sodium carbonate of mass parts, the tertiary sodium phosphate of 2 mass parts, 2 mass
Part Borax and the water of 30～35 mass parts, prepare batch after mix homogeneously；
(3) charging
The batch that step (2) obtains is put in resistant to elevated temperatures mould, the most on a vibration table vibrations 5～10 seconds；
(4) it is dried
Mould after vibrations is put into baking oven, after being dried 0.5～2 hour at 100 DEG C, prepares base substrate；
(5) sintering
The base substrate obtaining step (4) is fired at 840～860 DEG C, obtains basalt fibre and strengthens foam glass.
A kind of basalt fibre the most according to claim 1 strengthens the preparation method of foam glass, it is characterised in that step
(5) the concrete sintering schedule in is as follows:
(51) warm-up phase, is warming up to 300 DEG C from room temperature with the heating rate of 4 DEG C/min, is incubated 60min；
(52) in the sintering stage, it is warming up to 840～860 DEG C with the heating rate of heating rate 8～10 DEG C/min；
(53) foaming stages, at 840～860 DEG C, is incubated 20～30min；
(54) temperature-fall period, with the rate of temperature fall of 5～6 DEG C/min, is cooled to 600 DEG C, is incubated 40min；
(55) the natural cooling stage, cool to room temperature with the furnace, i.e. obtain basalt fibre and strengthen foam glass.
A kind of basalt fibre the most according to claim 1 strengthens the preparation method of foam glass, it is characterised in that the Black Warrior
The filament diameter of rock fiber is 7～13 μm, and the filament length of basalt fibre is 5～25mm.
A kind of basalt fibre the most according to claim 3 strengthens the preparation method of foam glass, it is characterised in that the Black Warrior
The elastic modelling quantity of rock fiber is 95～115GPa, and the tensile strength of basalt fibre is 3300～4500MPa, basalt fibre
Elongation at break is 2.4～3.0%, and density is 2.6～2.8g cm-3, the coefficient of heat conduction is 0.031～0.038W/ (m K).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610617715.0A CN106219991B (en) | 2016-07-29 | 2016-07-29 | A kind of preparation method of basalt fibre enhancing foam glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610617715.0A CN106219991B (en) | 2016-07-29 | 2016-07-29 | A kind of preparation method of basalt fibre enhancing foam glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106219991A true CN106219991A (en) | 2016-12-14 |
| CN106219991B CN106219991B (en) | 2018-10-16 |
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| CN201610617715.0A Expired - Fee Related CN106219991B (en) | 2016-07-29 | 2016-07-29 | A kind of preparation method of basalt fibre enhancing foam glass |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106673454A (en) * | 2017-01-24 | 2017-05-17 | 扬州大学 | Three-dimensional carbon fiber enhanced foam glass and preparation method thereof |
| CN106698955A (en) * | 2017-01-05 | 2017-05-24 | 石河子大学 | preparation method of thermal insulation material |
| KR102211643B1 (en) * | 2019-07-25 | 2021-02-02 | 서울시립대학교 산학협력단 | Foamed glass having high strength and method of manufacturing the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602574A (en) * | 2009-07-14 | 2009-12-16 | 陕西科技大学 | A kind of preparation method of high strength multicellular glass |
| CN101638296A (en) * | 2009-08-11 | 2010-02-03 | 武汉理工大学 | Fiber reinforcement foam glass |
| CN105800945A (en) * | 2016-02-05 | 2016-07-27 | 北京大学 | Foamed heat insulation material and preparation method thereof |
-
2016
- 2016-07-29 CN CN201610617715.0A patent/CN106219991B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602574A (en) * | 2009-07-14 | 2009-12-16 | 陕西科技大学 | A kind of preparation method of high strength multicellular glass |
| CN101638296A (en) * | 2009-08-11 | 2010-02-03 | 武汉理工大学 | Fiber reinforcement foam glass |
| CN105800945A (en) * | 2016-02-05 | 2016-07-27 | 北京大学 | Foamed heat insulation material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698955A (en) * | 2017-01-05 | 2017-05-24 | 石河子大学 | preparation method of thermal insulation material |
| CN106673454A (en) * | 2017-01-24 | 2017-05-17 | 扬州大学 | Three-dimensional carbon fiber enhanced foam glass and preparation method thereof |
| KR102211643B1 (en) * | 2019-07-25 | 2021-02-02 | 서울시립대학교 산학협력단 | Foamed glass having high strength and method of manufacturing the same |
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| Publication number | Publication date |
|---|---|
| CN106219991B (en) | 2018-10-16 |
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