Patent · US Expired

Silicon nitride having a high tensile strength

US5759481A · kind A · utility

102Cited by
17References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 25, 1996
Grant dateJun 2, 1998
Priority date
Expiry dateOct 25, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B41/80
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A ceramic body comprising at least about 80 w/o silicon nitride and having a mean tensile strength of at least about 800 MPa.

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