Patent · US Active

Magnetic seed layer used with an unbalanced soft underlayer

US9431045B1 · kind B1 · utility

1Cited by
243References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 2015
Grant dateAug 30, 2016
Priority date
Expiry dateApr 24, 2035

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/7379
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic media is described including a substrate, an unbalanced soft under layer (SUL), a magnetic seed layer, which may consist of one or more of NiWxCoy, NiWxCoyAlz, NiVaCob, NiVaCobAlc, NiWxVaCob, and NiWxVaFeb, and a magnetic recording layer.

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