Patent · US Expired

Glasses for display panels

US5854152A · kind A · utility

22Cited by
5References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1997
Grant dateDec 29, 1998
Priority date
Expiry dateDec 10, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C3/062
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Glasses for use as substrates for flat panel displays, having a composition consisting essentially of, as calculated in weight percent on an oxide basis, 38-56 SiO.sub.2, 10-28 Al.sub.2 O.sub.3, 0-4 Li.sub.2 O, 0-6 Na.sub.2 O, 0-15 K.sub.2 O, 4-18 CaO, 0-5 MgO, more than 8 and less than or equal to about 24 SrO, 0-2 ZrO.sub.2, said glass further consisting essentially of Na.sub.2 O+K.sub.2 O in total between about 6 and 18 weight percent.

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