| 发明名称 |
Developer compositions for silver halide photographic materials. |
| 摘要 |
<p>The addition to an aqueous alkaline developer composition for silver halide photographic materials of a dialkylaminomethane diphosphonic acid compound sequestering agent increases the resistance of the developer composition against aerial oxidation and inhibits calcareous deposit formation.</p> |
| 申请公布号 |
EP0286874(A1) |
申请公布日期 |
1988.10.19 |
| 申请号 |
EP19880104616 |
申请日期 |
1988.03.23 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
MARCHESANO, CARLO;BURIANO, FRANCO;FURLANETTO, ENRICO |
| 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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| 主权项 |
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| 地址 |
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