GB1347837A - Glass ceramic material - Google Patents
Glass ceramic materialInfo
- Publication number
- GB1347837A GB1347837A GB2924872A GB2924872A GB1347837A GB 1347837 A GB1347837 A GB 1347837A GB 2924872 A GB2924872 A GB 2924872A GB 2924872 A GB2924872 A GB 2924872A GB 1347837 A GB1347837 A GB 1347837A
- Authority
- GB
- United Kingdom
- Prior art keywords
- glass ceramic
- temperature
- glass
- mgo
- zno
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000006112 glass ceramic composition Substances 0.000 title 1
- 239000002241 glass-ceramic Substances 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 abstract 2
- 229910018068 Li 2 O Inorganic materials 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229910017119 AlPO Inorganic materials 0.000 abstract 1
- 229910010093 LiAlO Inorganic materials 0.000 abstract 1
- 229910020068 MgAl Inorganic materials 0.000 abstract 1
- 229910004298 SiO 2 Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
- C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
-
- 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
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0036—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents
- C03C10/0045—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents containing SiO2, Al2O3 and MgO as main constituents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712132788 DE2132788C (de) | 1971-07-01 | Farblose, transparente glaskeramik mit keiner thermischer ausdehnung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1347837A true GB1347837A (en) | 1974-02-27 |
Family
ID=5812403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2924872A Expired GB1347837A (en) | 1971-07-01 | 1972-06-22 | Glass ceramic material |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR2143795B1 (enExample) |
| GB (1) | GB1347837A (enExample) |
| NL (1) | NL154183B (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2172282A (en) * | 1985-03-11 | 1986-09-17 | English Electric Co Ltd | Toughened glass-ceramics |
| US10501367B2 (en) | 2015-07-06 | 2019-12-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Ceramics and glass ceramics exhibiting low or negative thermal expansion |
-
1972
- 1972-06-09 NL NL7207920A patent/NL154183B/xx not_active IP Right Cessation
- 1972-06-22 GB GB2924872A patent/GB1347837A/en not_active Expired
- 1972-06-27 FR FR7223228A patent/FR2143795B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2172282A (en) * | 1985-03-11 | 1986-09-17 | English Electric Co Ltd | Toughened glass-ceramics |
| US10501367B2 (en) | 2015-07-06 | 2019-12-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Ceramics and glass ceramics exhibiting low or negative thermal expansion |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2132788B1 (de) | 1972-05-31 |
| NL154183B (nl) | 1977-08-15 |
| FR2143795B1 (enExample) | 1976-10-29 |
| DE2132788C2 (de) | 1972-12-21 |
| NL7207920A (enExample) | 1973-01-03 |
| FR2143795A1 (enExample) | 1973-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |