Patent · US Expired

Oxidation protection for carbon/carbon composites

US5536574A · kind A · utility

35Cited by
22References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 28, 1995
Grant dateJul 16, 1996
Priority date
Expiry dateMar 28, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/30
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The oxidation protection for a surface of a carbon/carbon composite substrate having a primary protective coating previously formed thereon is improved by applying to said surface a layer of a coating material comprising titanium diboride, colloidal silica, and an intermetallic compound, e.g., silicon carbide. The primary coating can be a boronated silicon carbide coating.

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