Magnetic recording media and process for fabricating the same
US4564549A · kind A · utility
5Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1984 |
| Grant date | Jan 14, 1986 |
| Priority date | — |
| Expiry date | Oct 3, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24942
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thin film of a ferromagnetic metal or alloy and containing oxygen is formed over the surface of an elongated polyester film, said surface being formed with worm-like or particle-like projections consisting of cured high-molecular weight compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.