Color developer replenisher and concentrated composition for...

Details Color developer replenisher and concentrated composition for... Color developer replenisher and concentrated composition for...

2006-10-10

2006-10-10

Le, Hoa Van (Department: 1752)

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

Developer

C430S493000

Reexamination Certificate

active

07118850

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.

REFERENCES:
patent: 5837435 (1998-11-01), Abe
patent: 11-194462 (1999-07-01), None
patent: 11-288067 (1999-10-01), None
patent: 11-288068 (1999-10-01), None
Abstract of JP11288067 Oct. 19, 1999.
Abstract of JP 11288068 Oct. 19, 1999.

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