Photographic element
US5747234A · kind A · utility
8Cited by
17References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1996 |
| Grant date | May 5, 1998 |
| Priority date | — |
| Expiry date | Jun 20, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/162
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A photographic element comprising a support, a light-sensitive layer on one side of the support, and on the other side of the support, at least one backing layer and a protective outermost lubricating layer, the protective layer comprising a solid wax and a non-ionic fluorinated surfactant in an amount less than the surfactant's solubility in the wax, said protective layer being coated from a mixture of an aromatic solvent and at least one lower alkyl alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.