Patent · US Expired

Barium aluminosilicate glasses, glass-ceramics and dopant

US4282282A · kind A · utility

4Cited by
1References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 3, 1977
Grant dateAug 4, 1981
Priority date
Expiry dateOct 3, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S252/951
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Disclosed are thermally crystallizable glass compositions, glass ceramics and dopant hosts made therefrom, wherein said dopant hosts in thin wafer form have improved resistance to warpage, said compositions containing SiO.sub.2, Al.sub.2 O.sub.3, MgO, BaO, and B.sub.2 O.sub.3.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.