CN103030280A - Microcrystalline glass taking albite as main material and preparation method thereof - Google Patents
Microcrystalline glass taking albite as main material and preparation method thereof Download PDFInfo
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- CN103030280A CN103030280A CN2012105152514A CN201210515251A CN103030280A CN 103030280 A CN103030280 A CN 103030280A CN 2012105152514 A CN2012105152514 A CN 2012105152514A CN 201210515251 A CN201210515251 A CN 201210515251A CN 103030280 A CN103030280 A CN 103030280A
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- albite
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- 239000011521 glass Substances 0.000 title claims abstract description 45
- 229910052656 albite Inorganic materials 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title claims description 11
- 239000000463 material Substances 0.000 title abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 8
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910021538 borax Inorganic materials 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 8
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 8
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001950 potassium oxide Inorganic materials 0.000 claims abstract description 7
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 7
- 239000003245 coal Substances 0.000 claims abstract description 5
- 229910052810 boron oxide Inorganic materials 0.000 claims abstract description 4
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910001634 calcium fluoride Inorganic materials 0.000 claims abstract description 4
- 239000000292 calcium oxide Substances 0.000 claims abstract description 4
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 4
- 239000003610 charcoal Substances 0.000 claims abstract description 4
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 4
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000010440 gypsum Substances 0.000 claims abstract description 4
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 4
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910001947 lithium oxide Inorganic materials 0.000 claims abstract description 4
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 4
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910001948 sodium oxide Inorganic materials 0.000 claims abstract description 4
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 4
- 239000010455 vermiculite Substances 0.000 claims abstract description 4
- 229910052902 vermiculite Inorganic materials 0.000 claims abstract description 4
- 235000019354 vermiculite Nutrition 0.000 claims abstract description 4
- 239000011787 zinc oxide Substances 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 14
- 239000002956 ash Substances 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004615 ingredient Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 7
- 238000000137 annealing Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 239000011819 refractory material Substances 0.000 claims description 6
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 229960000892 attapulgite Drugs 0.000 claims description 3
- 238000005352 clarification Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052625 palygorskite Inorganic materials 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229960001866 silicon dioxide Drugs 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract description 2
- 238000005034 decoration Methods 0.000 abstract description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
- 235000002639 sodium chloride Nutrition 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 5
- 208000016261 weight loss Diseases 0.000 description 3
- 230000004580 weight loss Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 238000007542 hardness measurement Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004452 microanalysis Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- Glass Compositions (AREA)
Abstract
The invention discloses microcrystalline glass taking albite a main material, which is formed by the following raw materials in parts by weight: 54-59 parts of albite, 20-25 parts of silicon dioxide, 12-15 parts of quick lime, 10-15 parts of coal gangue, 6-8 parts of calcium fluoride, 3-5 parts of potassium oxide, 4-6.5 parts of aluminum oxide, 5-7 parts of sodium oxide, 6.5-8 parts of magnesium oxide, 3-4 parts of zinc oxide, 3.5-4 parts of wood charcoal, 3-5 parts of borax, 3-4 parts of gypsum, 3.2-5 parts of boron oxide, 2-3 parts of talcum powder, 2-3 parts of lithium oxide, 2-3 parts of table salt, 2-3 parts of tree ash, 2.3-3 parts of plant ash, 0.15-0.2 part of vermiculite, 0.6-0.8 part of titanium dioxide, 0.5-0.6 part of antimonous oxide and 0.1-0.25 part of sodium tetraborate. The microcrystalline glass disclosed by the invention has the advantages of good flatness, high mechanical strength, great hardness, and good heat resistance, bending strength, corrosion resistance and wear resistance; and the product can be made into various types of pipes and sheet materials and can be widely applied to wear-resisting and corrosion-resisting materials and building decoration materials of buildings.
Description
Technical field
The present invention relates generally to a kind of devitrified glass and preparation method thereof, relates in particular to a kind of devitrified glass take albite as major ingredient and preparation method thereof.
Background technology
Devitrified glass, claim again glass-ceramic, it is a kind of type material that comprehensive glass and ceramic technology grow up, it is the equally distributed material of microcrystal and glassy phase, its physicochemical property has been concentrated glass, triple advantages of pottery and lithotome, high such as physical strength, corrosion-resistant, heat-resisting, wear-resisting, antioxidant property is good, electrical property is good, the coefficient of expansion is adjustable, Heat stability is good etc., and be better than lithotome and pottery, can be used for building curtain wall and indoor high-grade the decoration, also can do structured material mechanically, electronics, insulating material on the electrician, the baseboard material of large-scale integrated circuit, the heat-resisting serial vessel of microwave oven, chemical industry and impregnating material and mine high-abrasive material etc. are the type materials with 21st century of development prospect.Thereby be widely used in the fields such as electronics, chemical industry, military affairs, space flight, nuclear industry and building.Because devitrified glass can use ore, industrial tailings, metallurgical slag, flyash, coal gangue etc. as main production raw material, and produced in the process pollution-free, the no radioactivity pollute of product own, environmentfriendly products or green material therefore be otherwise known as, often there are a large amount of manufacturability pores in the top layer of the devitrified glass of traditional mode of production and internal layer thereof, and the performances such as folding strength and water tolerance are not strong, limited the Application Areas of devitrified glass.
Summary of the invention
The object of the invention is exactly in order to remedy the defective of prior art, and devitrified glass of the fine and close pore-free of a kind of any surface finish, water-fast, High anti bending strength and preparation method thereof is provided.
The present invention is achieved by the following technical solutions:
A kind of devitrified glass take albite as major ingredient, it is comprised of the raw material of following weight parts:
Albite 54-59, silicon-dioxide 20-25, unslaked lime 12-15, coal gangue 10-15, Calcium Fluoride (Fluorspan) 6-8, potassium oxide 3-5, aluminum oxide 4-6.5, sodium oxide 5-7, magnesium oxide 6.5-8, zinc oxide 3-4, charcoal 3.5-4, borax 3-5, gypsum 3-4, boron oxide 3.2-5, talcum powder 2-3, Lithium Oxide 98min 2-3, salt 2-3, trees ash 2-3, plant ash 2.3-3, vermiculite 0.15-0.2, titanium dioxide 0.6-0.8, antimonous oxide 0.5-0.6, sodium tetraborate 0.1-0.25;
A kind of preparation method of the devitrified glass take albite as major ingredient may further comprise the steps:
(1) raw material with above-mentioned weight part is mixed to join in the glass-melting furnace, is melt into uniform vitreum under 1580-1650 ℃ high temperature;
(2) above-mentioned vitreum is directly dropped in the water, cold quenching becomes glass particle, then is ground into 20-25 μ m powder, the modified glass body powder that adds its weight 20-24%, mix oven dry, and be tiled on the horizontal plane with the refractory materials of trees ashes sealing coat, laid thickness is 20-23mm;
The preparation method of described modified glass body powder is: be that the plant ash of 10-14, the potassium oxide that weight part is 2-3 part, the quartz sand that weight part is 50-60, attapulgite, the weight part that weight part is 15-20 are the ground silica of 30-32 with weight part, mix and add in the glass-melting furnace, be heated under 1560-1620 ℃ the high temperature, melting 2-3 hour, be down to again 1400-1450 ℃ of lower clarification 1.5-2 hour, make glass metal, then quenching obtains broken glass body in the cold water, grinds to form 3-5 μ m modified glass body powder again;
(3) above-mentioned laid good glass particle is placed resistance furnace together with refractory materials, temperature schedule: normal temperature is heated to 340-360 ℃, 5 ℃/min of temperature rise rate; 300-360 ℃ is heated to 780-800 ℃, 5 ℃/min of temperature rise rate; At 780-800 ℃ of lower insulation 1.5-2h; Then be heated to 1300 ℃, 5 ℃/min of temperature rise rate from 800 ℃; At 1300 ℃ of lower insulation 2-3h, finish coring and crystallization process;
(4) annealing: the glass after the above-mentioned crystallization is carried out anneal with the annealing cooling rate of 3-5 ℃/min, when temperature is down in 550-620 ℃, kept constant temperature 30-40 minute, and then 5-6 ℃/min speed is warmed up to 820-850 ℃, and then with 5-7 ℃/min speed continuation cooling, when temperature is down in 270-300 ℃, naturally cool to again room temperature;
(5) as requested size cuts into plate, grinding and polishing, deburring.
Advantage of the present invention is:
The devitrified glass planeness that the present invention produces is good, physical strength is high, hardness is large, have good heat impedance, flexural strength, erosion resistance and wear resistance, product can be made into all kinds of tubing, sheet material, can be widely used in architectural abrasion-proof corrosion-proof corrosion material, building and ornament materials, use for laboratory heating appliances, high-temperature heat exchanger, for silica glass, window pyrometer, radome etc.
Embodiment
Embodiment 1
A kind of devitrified glass take albite as major ingredient, it is comprised of the raw material of following weight parts (kilogram):
Albite 59, silicon-dioxide 25, unslaked lime 15, coal gangue 15, Calcium Fluoride (Fluorspan)-8, potassium oxide 5, aluminum oxide 6.5, sodium oxide 7, magnesium oxide 6.5, zinc oxide 4, charcoal 3.5, borax 5, gypsum 4, boron oxide 3.2, talcum powder 3, Lithium Oxide 98min 3, salt 3, trees ash 3, plant ash 2.3, vermiculite 0.2, titanium dioxide 0.8, antimonous oxide 0.6, sodium tetraborate 0.25;
A kind of preparation method of the devitrified glass take albite as major ingredient may further comprise the steps:
(1) raw material with above-mentioned weight part is mixed to join in the glass-melting furnace, is melt into uniform vitreum under 1650 ℃ high temperature;
(2) above-mentioned vitreum is directly dropped in the water, cold quenching becomes glass particle, then is ground into 25 μ m powder, the modified glass body powder that adds its weight 24%, mix oven dry, and be tiled on the horizontal plane with the refractory materials of trees ashes sealing coat, laid thickness is 23mm;
The preparation method of described modified glass body powder is: be that 60 quartz sand, weight part are that 20 attapulgite, weight part are 32 ground silica with weight part is 14 plant ash, weight part is 3 parts potassium oxide, weight part, mix and add in the glass-melting furnace, be heated under 1620 ℃ the high temperature, melting 3 hours, be down to again 1450 ℃ of lower clarifications 1.5 hours, make glass metal, obtain broken glass body in the cold water of then quenching, grind to form again 5 μ m modified glass body powder;
(3) above-mentioned laid good glass particle is placed resistance furnace together with refractory materials, temperature schedule: normal temperature is heated to 360 ℃, 5 ℃/min of temperature rise rate; 360 ℃ are heated to 800 ℃, 5 ℃/min of temperature rise rate; At 800 ℃ of lower insulation 1.5h; Then be heated to 1300 ℃, 5 ℃/min of temperature rise rate from 800 ℃; At 1300 ℃ of lower insulation 3h, finish coring and crystallization process;
(4) annealing: the glass after the above-mentioned crystallization is carried out anneal with the annealing cooling rate of 5 ℃/min, when temperature is down in 620 ℃, kept constant temperature 40 minutes, and then 6 ℃/min speed is warmed up to 850 ℃, and then with 7 ℃/min speed continuation cooling, when temperature is down in 300 ℃, naturally cool to again room temperature;
(5) as requested size cuts into plate, grinding and polishing, deburring.
Performance test:
The folding strength test: adopt MC009-wds10M type electronic universal material property testing machine to utilize the folding strength of three-point bending method working sample, (9mm * 7mm * 85mm) test calculates folding strength, averages at last to get 6 strip samples.
Microsclerometry: with the hardness of HXD-1000 digital micro-analysis hardness-testing device working sample, each sample is surveyed three points, represents its microhardness with mean value, surveys altogether three samples, calculates at last the mean value of the microhardness of three samples.
Water resistance test: adopt powder to soak weight-loss method and measure (DTN12116), sample is pulverized, get 40 now, microcrystalline glass powder 2 grams on 60 orders, in the 50ml volumetric flask, add water to scale, insulation is 60 minutes under 98 ± 0.5 ℃ of temperature, measures its 100cm
2Rate of weight loss (mg/100cm
2).
Test result:
1, sample appearance quality: surface compact, the defectives such as pore-free, surface of polished light.
2, mechanical property: average folding strength 89.6MPa, average microhardness 893.5kgf/mm
2
3, hydrolysis grade: 1 grade, rate of weight loss is: 0.284mg/100cm
2
Claims (2)
1. devitrified glass take albite as major ingredient is characterized in that it is comprised of the raw material of following weight parts:
Albite 54-59, silicon-dioxide 20-25, unslaked lime 12-15, coal gangue 10-15, Calcium Fluoride (Fluorspan) 6-8, potassium oxide 3-5, aluminum oxide 4-6.5, sodium oxide 5-7, magnesium oxide 6.5-8, zinc oxide 3-4, charcoal 3.5-4, borax 3-5, gypsum 3-4, boron oxide 3.2-5, talcum powder 2-3, Lithium Oxide 98min 2-3, salt 2-3, trees ash 2-3, plant ash 2.3-3, vermiculite 0.15-0.2, titanium dioxide 0.6-0.8, antimonous oxide 0.5-0.6, sodium tetraborate 0.1-0.25.
2. the preparation method of the devitrified glass take albite as major ingredient as claimed in claim 1 is characterized in that may further comprise the steps:
(1) raw material with above-mentioned weight part is mixed to join in the glass-melting furnace, is melt into uniform vitreum under 1580-1650 ℃ high temperature;
(2) above-mentioned vitreum is directly dropped in the water, cold quenching becomes glass particle, then is ground into 20-25 μ m powder, the modified glass body powder that adds its weight 20-24%, mix oven dry, and be tiled on the horizontal plane with the refractory materials of trees ashes sealing coat, laid thickness is 20-23mm;
The preparation method of described modified glass body powder is: be that the plant ash of 10-14, the potassium oxide that weight part is 2-3 part, the quartz sand that weight part is 50-60, attapulgite, the weight part that weight part is 15-20 are the ground silica of 30-32 with weight part, mix and add in the glass-melting furnace, be heated under 1560-1620 ℃ the high temperature, melting 2-3 hour, be down to again 1400-1450 ℃ of lower clarification 1.5-2 hour, make glass metal, then quenching obtains broken glass body in the cold water, grinds to form 3-5 μ m modified glass body powder again;
(3) above-mentioned laid good glass particle is placed resistance furnace together with refractory materials, temperature schedule: normal temperature is heated to 340-360 ℃, 5 ℃/min of temperature rise rate; 300-360 ℃ is heated to 780-800 ℃, 5 ℃/min of temperature rise rate; At 780-800 ℃ of lower insulation 1.5-2h; Then be heated to 1300 ℃, 5 ℃/min of temperature rise rate from 800 ℃; At 1300 ℃ of lower insulation 2-3h, finish coring and crystallization process;
(4) annealing: the glass after the above-mentioned crystallization is carried out anneal with the annealing cooling rate of 3-5 ℃/min, when temperature is down in 550-620 ℃, kept constant temperature 30-40 minute, and then 5-6 ℃/min speed is warmed up to 820-850 ℃, and then with 5-7 ℃/min speed continuation cooling, when temperature is down in 270-300 ℃, naturally cool to again room temperature;
(5) as requested size cuts into plate, grinding and polishing, deburring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210515251.4A CN103030280B (en) | 2012-12-05 | 2012-12-05 | A kind of take albite as devitrified glass of major ingredient and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210515251.4A CN103030280B (en) | 2012-12-05 | 2012-12-05 | A kind of take albite as devitrified glass of major ingredient and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103030280A true CN103030280A (en) | 2013-04-10 |
| CN103030280B CN103030280B (en) | 2016-04-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210515251.4A Expired - Fee Related CN103030280B (en) | 2012-12-05 | 2012-12-05 | A kind of take albite as devitrified glass of major ingredient and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103030280B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1152417A (en) * | 1967-01-25 | 1969-05-21 | British Iron Steel Research | Microcrystalline materials |
| CN101367616A (en) * | 2008-09-27 | 2009-02-18 | 上海水泵集团有限公司 | Crystallizing glass material and method for manufacturing corrosion protection pump using the material |
| CN101224949B (en) * | 2008-01-25 | 2011-01-12 | 浙江大学 | Ecological glass-ceramic and preparation method thereof |
| CN102079625A (en) * | 2010-12-07 | 2011-06-01 | 淮安乔氏建材发展有限公司 | Microcrystal glass manufactured by using tailing solid waste and manufacturing method thereof |
-
2012
- 2012-12-05 CN CN201210515251.4A patent/CN103030280B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1152417A (en) * | 1967-01-25 | 1969-05-21 | British Iron Steel Research | Microcrystalline materials |
| CN101224949B (en) * | 2008-01-25 | 2011-01-12 | 浙江大学 | Ecological glass-ceramic and preparation method thereof |
| CN101367616A (en) * | 2008-09-27 | 2009-02-18 | 上海水泵集团有限公司 | Crystallizing glass material and method for manufacturing corrosion protection pump using the material |
| CN102079625A (en) * | 2010-12-07 | 2011-06-01 | 淮安乔氏建材发展有限公司 | Microcrystal glass manufactured by using tailing solid waste and manufacturing method thereof |
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| CN103030280B (en) | 2016-04-06 |
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Inventor after: Lu Haifeng Inventor before: Mao Qingyun |
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Effective date of registration: 20170713 Address after: 523586 Guangdong province Dongguan city Lek Village Changping Town Bridge Guo industrial plant Patentee after: Dongguan Dongxu Glass Product Co., Ltd. Address before: 230000 Changan industrial agglomeration area, Shunchang Town, Feixi, Anhui, China, Patentee before: Mao Qingyun |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20181205 |