Recording material
US4188214A · kind A · utility
45Cited by
12References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1978 |
| Grant date | Feb 12, 1980 |
| Priority date | — |
| Expiry date | Feb 3, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/146
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A recording material comprising a support having thereon a layer contaning (i) at least one metal and (ii) a layer containing one or more metal sulfides other than GeS, metal fluorides or metal oxides. A mono-layer mixture of (i) and (ii) may also be used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.