Radiation imagery chemistry: process – composition – or product th – Color imaging process – Forming combined chromatic and achromatic images
Patent
1980-01-18
1981-05-19
Downey, Mary F.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Forming combined chromatic and achromatic images
430384, 430385, 430402, 430552, 430553, 430565, 430380, G03C 140
Patent
active
042686164
ABSTRACT:
A process for forming photographic images comprising a silver image and a dye image, which comprises development processing an imagewise exposed silver halide photographic light-sensitive material in the presence of a carboxy- and sulfo-free naphthalene compound wherein at least two hydrogen atoms in the naphthalene nucleus are substituted at specific positions thereof as indicated in formula (I) below, and a 3-pyrazolidone compound.
REFERENCES:
patent: 2418613 (1947-04-01), Allen et al.
patent: 3236652 (1966-02-01), Kennard et al.
patent: 3253915 (1966-05-01), Weyerts et al.
patent: 3459549 (1969-08-01), McBride et al.
patent: 3674490 (1972-07-01), Matejec
patent: 3776730 (1973-12-01), Matejec et al.
patent: 3929486 (1975-12-01), Habu et al.
patent: 3955983 (1976-05-01), Nakajima et al.
patent: 4126461 (1978-11-01), Popo
Hamanka Tsutomu
Ogawa Junkichi
Downey Mary F.
Fuji Photo Film Co. , Ltd.
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