Patent · US Expired

Composite thermal barrier coating with impermeable coating

US5851678A · kind A · utility

51Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1996
Grant dateDec 22, 1998
Priority date
Expiry dateApr 11, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A composite that protects thermal barrier coatings on parts from the deleterious effects of environmental contaminants at operating temperatures with an impermeable barrier coating is divulged. The thermal barrier coating composite decreases infiltration of molten contaminant compositions into openings in the thermal barrier coating to increase the life of the composite.

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