Silver halide photographic materials and a process forming relie

Details Silver halide photographic materials and a process forming relie Silver halide photographic materials and a process forming relie

1980-02-22

1981-08-11

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430440, 430480, 430566, G03C 148, G03C 500

Patent

active

042834791

ABSTRACT:
Silver halide photographic materials providing wash-off relief images and having excellent shelf life comprising a support having formed thereon at least a silver halide photosensitive emulsion layer and said silver halide emulsion layer or another hydrophilic colloid layer containing a polyhydroxy-spiro-bis-chroman tanning developing agent and a gallic acid alkyl ester is disclosed with a process forming relief images.

REFERENCES:
patent: Re29148 (1977-03-01), Yoshida et al.
patent: 2592368 (1952-04-01), Yackel et al.
patent: 2751295 (1956-06-01), Salminen et al.
patent: 3440049 (1969-04-01), Moede

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