Patent · US Expired

Process for preparing titanium nitride coated silicon carbide materials

US5008132A · kind A · utility

3Cited by
7References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1989
Grant dateApr 16, 1991
Priority date
Expiry dateJun 6, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C8/02
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Finely divided silicon carbide materials, particularly powders, whiskers and short fibers, are provided with a titanium nitride surface coating by the process of (i) placing a low carbon diffusivity layer atop the silicon carbide, (ii) placing a titanium metal coating atop the low carbon diffusivity layer, and (iii) nitriding the titanium metal.

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