Magnetic recording medium
US4407901A · kind A · utility
36Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1981 |
| Grant date | Oct 4, 1983 |
| Priority date | — |
| Expiry date | Sep 10, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium is disclosed comprising a non-magnetic base bearing a magnetic layer mainly consisting of ferromagnetic particles and a binder wherein the magnetic layer contains a polymer having a polar functional group and a degree of polymerization of not more than 100.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.