首页> 外国专利> PHOTOGRAPHIC COLOR DEVELOPER COMPOSITION PACKAGED IN TWO OR MORE CONCENTRATED PARTS, PARTICULARLY SOLUTIONS, AND CONCENTRATED COLOR DEVELOPER WATER SOLUTION

PHOTOGRAPHIC COLOR DEVELOPER COMPOSITION PACKAGED IN TWO OR MORE CONCENTRATED PARTS, PARTICULARLY SOLUTIONS, AND CONCENTRATED COLOR DEVELOPER WATER SOLUTION

机译:两种或以上浓缩零件,特定溶液和浓缩彩色显影剂水溶液包装的照相彩色显影剂组合物

摘要

Color developer composition packaged in two or more concentrated parts, which on mixing with water give a ready-for-use silver halide developer solution, one part thereof comprising an aqueous concentrated solution containing a N-hydroxyalkylsubstituted p-phenylene diamine salt developing agent and a sulfite compound, said aqueous concentrated solution having a pH from 6 to 8. In particular, said N-hydroxyalkyl-substituted p-phenylene diamine developing agent is a 4-amino-3-methyl-N-ethyl-N-( beta -hydroxyethyl)-aniline and the molar ratio of the sulfite compound to the developing agent is higher than 1.5:1.
机译:将彩色显影剂组合物包装成两个或两个以上浓缩部分,将其与水混合后即可使用即用的卤化银显影剂溶液,其一部分包括含有N-羟烷基取代的对苯二胺盐显影剂的水性浓溶液和亚硫酸盐化合物,所述浓水溶液的pH值为6至8。特别地,所述N-羟烷基取代的对苯二胺显影剂为4-氨基-3-甲基-N-乙基-N-(β-羟乙基)。苯胺和亚硫酸盐化合物与显影剂的摩尔比高于1.5:1。

著录项

  • 公开/公告号DE3473358D1

    专利类型

  • 公开/公告日1988-09-15

    原文格式PDF

  • 申请/专利权人 MINNESOTA MINING AND MANUFACTURING COMPANY;

    申请/专利号DE19843473358T

  • 发明设计人 MARCHESANO CARLO;

    申请日1984-01-24

  • 分类号G03C5/26;

  • 国家 DE

  • 入库时间 2022-08-22 06:52:29

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