Magnetic recording medium
US4592948A · kind A · utility
13Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1983 |
| Grant date | Jun 3, 1986 |
| Priority date | — |
| Expiry date | Dec 20, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium for use in video and other applications is presented which comprises a substrate, a continuous thin magnetic layer of cobalt and at least one selected from nickel, chromium, and oxygen, preferably obliquely evaporated on the substrate, and a topcoat formed over the magnetic layer and consisting of a monoalkylamine in which the alkyl contains 10 to 22 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.