Patent · US Active

Magnetic storage media with Ag, Au-containing magnetic layers

US7736766B2 · kind B2 · utility

1Cited by

10References

13Claims

0Family size

Assignee

Seagate Technology LLC · US

Inventors

Erol Girt · Berkeley, US
Chung Shih · Cupertino, US
Miaogen Lu · Fremont, US
Kueir-Weei Chour · Salt Lake City, US
Connie Chunling Liu · Fremont, US
Mariana Rodica Munteanu · Santa Clara, US
Jean L. Lee · San Jose, US

Key dates

Filing date	Feb 24, 2006
Grant date	Jun 15, 2010
Priority date	—
Expiry date	Mar 4, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG11B5/672
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A magnetic recording medium having a Au, Ag-containing magnetic layer having Co, Cr, Ag and Au; the magnetic recording layer having Co-containing magnetic grains surrounded by substantially nonmagnetic Cr-containing grain boundaries; wherein said Ag and said Au are substantially immiscible in the Co-containing magnetic grains is disclosed.

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