Color developer replenisher and concentrated composition for color photographic material
AssigneeFuji Photo Film Co., Ltd.
InventorsYoshihiro Fujita, Kazuaki Yoshida
Life of this patent
Estimating the term…
Abstract
A concentrated composition of a color developer replenisher for a silver halide color photographic material, the composition comprising a single solution, wherein the solution comprises 0.14 mol/liter or more of a p-phenylenediamine color developing agent, the solution has a specific gravity of 1.2 or more, the solution has pH of 13.3 or more, the solution comprises from 0.2 to 1 mol/liter of at least one compound selected from benzenesulfonic acids which may be substituted with an alkyl group, and lactams, and the solution comprises substantially no alkanolamine.
Claims18
A concentrated composition of a color developer replenisher for a silver halide color photographic material, the composition comprising a single solution, wherein
- the solution comprises 0.14 mol/liter or more of a p-phenylenediamine color developing agent,
- the solution has a specific gravity of 1.2 or more,
- the solution has pH of 13.3 or more,
- the solution comprises from 0.2 to 1 mol/liter of at least one compound selected from benzenesulfonic acids which are optionally substituted with an alkyl group, and lactams, and
- the solution comprises substantially no alkanolamine.
Dependencies are inferred from the claim text.