EP 0087390 B1 19861008 - NEGATIVE WORKING PHOTOGRAPHIC SILVER DYE-BLEACH MATERIAL
Title (en)
NEGATIVE WORKING PHOTOGRAPHIC SILVER DYE-BLEACH MATERIAL
Publication
Application
Priority
CH 107982 A 19820222
Abstract (en)
[origin: EP0087390A2] 1. A negative photographic silver dye bleach material which contains low-sensitive iodide-free and highly sensitive iodide-containing silver halide emulsions and colloidal nuclei, said material carrying on a support (a) at least one layer containing a bleachable image dye, a low-sensitive silver halide emulsion, and colloidal nuclei onto which silver deposition may occur, and (b) at least one layer containing a highly sensitive iodide-containing silver halide emulsion.
IPC 1-7
IPC 8 full level
G03C 7/02 (2006.01); G03C 1/06 (2006.01); G03C 7/28 (2006.01)
CPC (source: EP)
G03C 7/28 (2013.01)
Designated contracting state (EPC)
BE CH DE FR GB IT LI NL
DOCDB simple family (publication)
EP 0087390 A2 19830831; EP 0087390 A3 19840425; EP 0087390 B1 19861008; CA 1259516 A 19890919; DE 3366751 D1 19861113; JP S58156931 A 19830919
DOCDB simple family (application)
EP 83810064 A 19830216; CA 422048 A 19830221; DE 3366751 T 19830216; JP 2709983 A 19830222