Nova Patents
AT296268T

Alkali-free aluminoborosilicate glasses and their applications

Abstract

The invention relates to an alkali-free aluminoborosilicate glass having a thermal expansion coefficient alpha¶20 / 300¶ 2.8 to 3.9 · 10 -6 · È / K, the following composition (in wt .-% on oxide) comprising: SiO¶2 ¶> 58-65; B¶2¶O¶3¶> 6 to 11.5; Al¶2¶O¶3¶> 14-20; MgO> 3-6; CaO> 4.5-10; SrO 0- <1.5; BaO> SrO 1.5-6 or 0- <4; BaO> 2.5-6; with SrO + BaO> 3; ZnO 0- <2; and which is excellently suitable for use as substrate glass in both display technology as well as in the thin-film photovoltaics.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

13 members in 6 offices

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Priority claims
DocumentOfficeKindDate
10064804GermanyA

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DocumentOfficeKind
CA2365006A1CanadaA1
EP1219573A1European Patent Office (EPO)A1
DE10064804A1GermanyA1
JP2002234752AJapanA
US2002183188A1United States of AmericaA1
DE10064804C2GermanyC2
US2004220039A1United States of AmericaA1
US6858552B2United States of AmericaB2
EP1219573B1European Patent Office (EPO)B1
AT296268TThis recordAustriaT
ATE296268T1AustriaT1
DE50106305D1GermanyD1
US7153797B2United States of AmericaB2