Magnetic recording medium
US5527603A · kind A · utility
11Cited by
8References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1993 |
| Grant date | Jun 18, 1996 |
| Priority date | — |
| Expiry date | Sep 30, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is disclosed a magnetic recording medium comprising an uppermost layer (magnetic layer containing a ferromagnetic metal powder) and the ferromagnetic metal powder containing Fe, Al and one or more rare earth elements selected from the group consisting of Sm, ND, Y and Pr. The magnetic recording medium has a good electromagnetic converting property and running durability and which is particularly suitable for digital recording media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.