Magnetic recording medium, method of producing magnetic recording medium, and magnetic storage apparatus
US6689496B1 · kind B1 · utility
3Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2000 |
| Grant date | Feb 10, 2004 |
| Priority date | — |
| Expiry date | Mar 26, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium includes a substrate, a nonmagnetic seed layer provided on the substrate, and a magnetic layer provided on the nonmagnetic seed layer via one or a plurality of layers. The nonmagnetic seed layer is made of NiAl having an oxygen concentration of approximately 1500 to 4000 ppm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.