Patent · US Expired

Magnetron sputtering method and sputtering target

US6033536A · kind A · utility

30Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 8, 1996
Grant dateMar 7, 2000
Priority date
Expiry dateMar 8, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C14/3414
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A magnetron sputtering method using a sputtering target consisting of a material having a maximum relative magnetic permeability of 50 or more or consisting of a soft magnetic material which contains two or more phases selected from the group consisting of an M--X alloy phase, an M phase, and an X phase in that at least the simple substance phase consisting of an element having a smaller atomic weight of M and X is included, with the proviso that M.noteq.X, M is at least one element selected from the group consisting of Fe, Co and Ni, and X is at least one element selected from the group consisting of Fe, Al, Si, Ta, Zr, Nb, Hf and Ti.

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