Process of making a lithographic photosensitive silver halide em

Details Process of making a lithographic photosensitive silver halide em Process of making a lithographic photosensitive silver halide em

1977-02-18

1978-11-21

Louie, Jr., Won H.

Gas separation: apparatus

Solid sorbent apparatus

With control means responsive to sensed condition

96 95, 96107, 96109, G03C 130

Patent

active

041264720

ABSTRACT:
A method of producing a lithographic photosensitive material comprising adding a water soluble iridium compound to the photographic emulsion in a ratio of about 10.sup.-6 to 10.sup.-4 mole per mole of the silver halide at the first or second ripening procedure of a silver halide photographic emulsion containing at least 60 mole% silver chloride, further adding a hydroxytetrazaindene compound and a polyoxyethylene compound to the photographic emulsion and coating the photographic emulsion on a support.

REFERENCES:
patent: 2448060 (1948-08-01), Smith et al.
patent: 3333959 (1967-01-01), Hayakawa et al.
patent: 3445235 (1969-05-01), Burt
patent: 3765901 (1973-10-01), Schellekens et al.
patent: 3775128 (1973-11-01), Yamamoto et al.
patent: 3847618 (1974-11-01), Hofman et al.
patent: 3891442 (1975-06-01), Beavers

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