Method for producing a specified zirconium-silicon amorphous oxide film composition by sputtering
US5209835A · kind A · utility
12Cited by
8References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1990 |
| Grant date | May 11, 1993 |
| Priority date | — |
| Expiry date | Mar 7, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/90
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A magnetic recording medium comprising a magnetic recording layer and at least one protective layer formed on the recording layer, wherein the outermost protective layer on the side exposed to air is made of an oxide film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.