Magnetic recording medium
US5110658A · kind A · utility
3Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 1988 |
| Grant date | May 5, 1992 |
| Priority date | — |
| Expiry date | Oct 17, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/257
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium having a non-magnetic support and provided thereon a magnetic layer containing a ferromagnetic ion oxide and a binder, said ferromagnetic iron oxide containing Si and/or Al at a proportion of 0.10 to 0.25% by weight and methods of manufacturing a magnetic recording medium are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.