| 发明名称 |
PHOTOGRAPHIC COLOUR DEVELOPER COMPOSITION CONTAINING AN .alpha.-AMINO CARBONYL ANTIOXIDIZING AGENT |
| 摘要 |
<p>PHOTOGRAPHIC COLOUR DEVELOPER COMPOSITION A colour developer composition is provided which has substantially improved protection against oxidation of the colour developer and excellent sequestering properties characterised in that the composition comprises an .alpha.-aminocarbonyl compound, an organo-phosphonic acid and an aminocarboxylic acid. A-G 1505</p> |
| 申请公布号 |
CA1135554(A) |
申请公布日期 |
1982.11.16 |
| 申请号 |
CA19780294636 |
申请日期 |
1978.01.10 |
| 申请人 |
AGFA-GEVAERT AKTIENGESELLSCHAFT |
发明人 |
FRANK, KARL;MELZER, ARNFRIED |
| 分类号 |
G03C7/30;G03C5/305;(IPC1-7):G03C5/30 |
主分类号 |
G03C7/30 |
| 代理机构 |
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代理人 |
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| 地址 |
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