Patent · US Expired

Titanium target for sputtering

US6755948B1 · kind B1 · utility

23Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 1, 2002
Grant dateJun 29, 2004
Priority date
Expiry dateJul 12, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C14/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A titanium sputtering target that contains a concentration of oxygen in an amount of 20 ppm or less and has a maximum grain diameter of 20 &mgr;m or less. The target permits a sputtering operation to be accomplished substantially free from the formation of particles or the occurrence of an abnormal discharge phenomenon. In addition, the target contains a reduced amount of contaminants and is soft.

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