Patent · US Expired

Carbon/boron nitride release coating

US4987105A · kind A · utility

5Cited by
11References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 21, 1988
Grant dateJan 22, 1991
Priority date
Expiry dateNov 21, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/6455
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A superior release coating for glass-encapsulated ceramic or ceramic composite bodies in hot isostatic pressing processes is obtained by mixing boron nitride with up to about 30% by weight of carbon.

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