Patent · US Expired

Hard carbon film-coated substrate and method for fabricating the same

US6572936B1 · kind B1 · utility

13Cited by
22References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 1999
Grant dateJun 3, 2003
Priority date
Expiry dateNov 3, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A hard carbon film-coated substrate is disclosed which has between a substrate and a hard carbon film an interlayer principally comprised of at least one selected from the group consisting of Al, Cr, Sn, Co and B, oxides, nitrides and carbides thereof.

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