Phosphine sensitized photographic silver halide emulsions...

Details Phosphine sensitized photographic silver halide emulsions... Phosphine sensitized photographic silver halide emulsions...

G - Physics

03

C

96/91

G03C 1/10 (2006.01) G03C 1/28 (2006.01)

Patent

CA 1037761

PHOSPHINE SENSITIZED PHOTOGRAPHIC SILVER HALIDE EMULSIONS AND ELEMENTS Abstract of the Disclosure A photographic silver halide emulsion is disclosed incorporating a sensitizing amount of a tris(dialkylamino)- phosphine or a tris(dialkylaminoalkylene)phosphine. Gold and/or sulfur sensitizers can also be present as well as antifoggants, such as azaindenes.

228974

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