Silver sulfinate physical developer for heat-developable photogr

Details Silver sulfinate physical developer for heat-developable photogr Silver sulfinate physical developer for heat-developable photogr

1985-03-20

1986-08-12

Sneed, Helen M. S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heavy metal containing

C07F 110

Patent

active

046057536

ABSTRACT:
Improved heat developable silver films are produced upon coating and drying a binder composition containing (a) a substantially light-insensitive silver sulfinate, (b) a silver halide photocatalyst, and (c) a developer. A preferred film contains (a) silver hexadecylsulfinate, (b) a separately sensitized silver halide emulsion and (c) a Phenidone or Dimezone moiety in a coalesced latex binder.

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