Photographic element having a annealable transparent magnetic recording layer
US6001550A · kind A · utility
6Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1998 |
| Grant date | Dec 14, 1999 |
| Priority date | — |
| Expiry date | Sep 21, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/24
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This invention relates to a silver halide photographic element comprising a support having a frontside and a backside; a light-sensitive silver halide emulsion layer superposed on the frontside of the support; and a transparent magnetic recording layer superposed on the backside of the support, said magnetic recording layer comprising magnetized particles, a dispersing agent and an aromatic polyester binder having a Tg of greater than 150.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.