Photographic processing composition containing bistriazinyl arylenediamine derivative
US6605420B2 · kind B2 · utility
8Cited by
9References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2001 |
| Grant date | Aug 12, 2003 |
| Priority date | — |
| Expiry date | Aug 21, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/134
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A processing composition for silver halide photographic light-sensitive materials, comprises a bis[2,6-diaminotriazin-4-yl]arylenediamine derivative having at least one of a sulfonic acid group, a carboxylic group and a hydroxyl group within the molecule. This processing composition can be applied to a color developer, a bleaching agent, a fixing agent, a bleach-fixing agent and a stabilizing agent and also to a processing agent in a concentration on use, a concentrated processing agent and a solid processing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.