Gelatino silver halide photosensitive material
US4054458A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1975 |
| Grant date | Oct 18, 1977 |
| Priority date | — |
| Expiry date | Sep 12, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C1/28
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A practical, useful gelatino silver halide photo-sensitive material having incorporated therein a compound represented by the following formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each represent a hydroxyl group, a hydroxylamino group, an amino group, an alkylamino group of from 1-6 carbon atoms, said alkyl group of said alkylamino group capable of being substituted by a member selected from the group consisting of a hydroxy group, a dialkylamino group of from 2 to 8 carbon atoms and an alkoxy group of from 1 to 4 carbon atoms, an arylamino group, said arylamino group capable of being substituted with a member selected from the group consisting of an alkyl group of from 1 to 4 carbon atoms, an alkoxy group of from 1 to 4 carbon atoms, a hydroxy group and a halogen atom, an alkoxyl group of from 1 to 6 carbon atoms, an aryloxy group, said aryloxy group capable of being substituted with a member selected from the group consisting of an alkyl group of from 1 to 4 carbon atoms, an alkoxy group of from 1 to 4 carbon atoms, a hydroxy group, and a halogen atom, an alkyl group of from 1 to 6 carbon atoms, an aryl group, said aryl group capable of being substituted with a member …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.