Magnetic recording medium
US5066534A · kind A · utility
7Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1990 |
| Grant date | Nov 19, 1991 |
| Priority date | — |
| Expiry date | Jul 31, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium having excellent properties is disclosed. The recording medium comprises a non-magnetic support and provided thereon at least two magnetic layers, wherein the lower magnetic layer of the at least two layers has a Young's modulus which is larger than that of the upper magnetic layer and is not less than 800 kg/mm.sup.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.