GB2172282B - Toughened glass-ceramics - Google Patents

Toughened glass-ceramics

Info

Publication number
GB2172282B
GB2172282B GB08605826A GB8605826A GB2172282B GB 2172282 B GB2172282 B GB 2172282B GB 08605826 A GB08605826 A GB 08605826A GB 8605826 A GB8605826 A GB 8605826A GB 2172282 B GB2172282 B GB 2172282B
Authority
GB
United Kingdom
Prior art keywords
ceramics
toughened glass
toughened
glass
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
Application number
GB08605826A
Other versions
GB2172282A (en
GB8605826D0 (en
Inventor
Graham Partridge
Michael Ian Budd
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
English Electric Co Ltd
Original Assignee
English Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by English Electric Co Ltd filed Critical English Electric Co Ltd
Priority claimed from GB08605823A external-priority patent/GB2173621B/en
Publication of GB8605826D0 publication Critical patent/GB8605826D0/en
Publication of GB2172282A publication Critical patent/GB2172282A/en
Application granted granted Critical
Publication of GB2172282B publication Critical patent/GB2172282B/en
Expired legal-status Critical Current

Links

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
    • C03C10/0036—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)
GB08605826A 1985-03-11 1986-03-10 Toughened glass-ceramics Expired GB2172282B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8506225 1985-03-11
GB08605823A GB2173621B (en) 1985-03-09 1986-03-10 Warning or shut off systems

Publications (3)

Publication Number Publication Date
GB8605826D0 GB8605826D0 (en) 1986-04-16
GB2172282A GB2172282A (en) 1986-09-17
GB2172282B true GB2172282B (en) 1988-10-05

Family

ID=26288957

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08605826A Expired GB2172282B (en) 1985-03-11 1986-03-10 Toughened glass-ceramics

Country Status (1)

Country Link
GB (1) GB2172282B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687749A (en) * 1986-10-24 1987-08-18 Corning Glass Works Refractory glass-ceramics containing enstatite
GB2190077B (en) * 1987-11-10 1990-12-19 Ceramic Developments Armour materials.
GB2310314A (en) * 1996-02-14 1997-08-20 Gec Alsthom Ltd Glass or glass ceramic substrates
SG97155A1 (en) * 1999-07-07 2003-07-18 Hoya Corp Substrate for information recording medium and magnetic recording medium composed of crystallized glass
EP2930156B1 (en) 2014-04-07 2020-01-15 Ivoclar Vivadent AG Use of Glass ceramic with quartz mixed crystal phase as dental material
EP4049981A1 (en) 2021-02-24 2022-08-31 Ivoclar Vivadent AG Glass ceramic with quartz mixed crystal phase
EP4049982A1 (en) 2021-02-24 2022-08-31 Ivoclar Vivadent AG Glass ceramic with quartz mixed crystal phase

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL256854A (en) * 1959-10-15
US3252811A (en) * 1963-12-11 1966-05-24 Corning Glass Works Glass-ceramic bodies and method of making them
LU47773A1 (en) * 1964-01-13 1965-05-11
DE1287763B (en) * 1964-05-05 1969-01-23
NL6612690A (en) * 1965-09-09 1967-03-10
ZA707465B (en) * 1969-11-26 1972-02-23 Anchor Hocking Corp Phase separable glasses containing b2o3 and sio2
FR2087628A5 (en) * 1970-05-26 1971-12-31 Saint Gobain
NL154183B (en) * 1971-07-01 1977-08-15 Jenaer Glaswerk Schott & Gen PROCESS FOR THE MANUFACTURE OF CLEAR GLASS CERAMICS WITH SMALL THERMAL EXPANSION AND MOLDED CLEAR GLASS CERAMICS OBTAINED IN ACCORDANCE WITH THIS PROCESS.
US3873329A (en) * 1973-07-02 1975-03-25 Corning Glass Works Glass-ceramic article
GB1520227A (en) * 1977-05-06 1978-08-02 Corning Glass Works Oxynitride glass-cermaics
US4301324A (en) * 1978-02-06 1981-11-17 International Business Machines Corporation Glass-ceramic structures and sintered multilayer substrates thereof with circuit patterns of gold, silver or copper
US4337316A (en) * 1980-09-19 1982-06-29 Ferro Corporation Sanitary ware and process of production
DE3270333D1 (en) * 1982-01-11 1986-05-15 Corning Glass Works Stain-resistant mica compositions and articles thereof in particular dental constructs

Also Published As

Publication number Publication date
GB2172282A (en) 1986-09-17
GB8605826D0 (en) 1986-04-16

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee