Magnetic recording medium
US4789583A · kind A · utility
10Cited by
7References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 8, 1987 |
| Grant date | Dec 6, 1988 |
| Priority date | — |
| Expiry date | Jul 8, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31949
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium having a magnetic layer on one side of a support and a backcoat on the other side containing a non-magnetic powder and a binder resin is disclosed. The non-magnetic powder comprises particles having an average size greater than 0.5 .mu.m and smaller than 2.0 .mu.m and a maximum size of not more than 5 .mu.m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.