Alkaline black-and-white developer for silver halide photographi

Details Alkaline black-and-white developer for silver halide photographi Alkaline black-and-white developer for silver halide photographi

1994-03-03

1995-12-26

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

Developer

430436, 430478, G03C 546

Patent

active

054787068

ABSTRACT:
The present invention relates to an alkaline aqueous black-and-white photographic developer composition comprising:

REFERENCES:
patent: 2371740 (1945-03-01), Dearing et al.
patent: 2409107 (1946-10-01), Crabtree et al.
patent: 2482546 (1949-09-01), Kaszuba
patent: 2702244 (1955-02-01), Land
patent: 3865591 (1975-02-01), Katz
patent: 4269929 (1981-05-01), Nothnagle
patent: 4756997 (1988-07-01), Marchesano
patent: 4987060 (1991-01-01), Marchesano
patent: 5167875 (1992-12-01), De Rycke et al.
World Patents Index Latest, Section PQ, Week 8916, Derwent Publications Ltd., London, GB; Class P83, AN 89-11863 and JP-A-1 063 959 (Konishiroku Photo-Industry Co. Ltd.) 9 Mar. 1989 "abstract".

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