Patent · US Expired

Coating material for thermal barrier coating having excellent corrosion resistance and heat resistance and method of producing the same

US7445434B2 · kind B2 · utility

9Cited by
10References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 2004
Grant dateNov 4, 2008
Priority date
Expiry dateNov 5, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A coating material for a thermal barrier coating having excellent corrosion resistance and heat resistance comprises a substrate, an undercoat made of an aluminum-containing heat-resistant alloy, Cr2O3 layer as a middle layer on the undercoat, and a top coat made of ZrO2 based ceramic on the middle coat.

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