Photographic processing composition containing bistriazinyl arylenediamine derivative
US6753425B2 · kind B2 · utility
7Cited by
11References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 16, 2003 |
| Grant date | Jun 22, 2004 |
| Priority date | — |
| Expiry date | Apr 16, 2023 |
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.