Patent · US Expired

Oxidation resistant coatings for copper

US6277499A · kind A · utility

9Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1992
Grant dateAug 21, 2001
Priority date
Expiry dateApr 23, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1291
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method is taught for protecting copper and copper-based composites from high temperature oxidation, by the application thereto of a cobalt-based alloy diffusion barrier and a copper-aluminum alloy protective outer layer.

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