Silver halide photographic material containing n-amino...

G - Physics – 03 – C

Patent

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G03C 7/00 (2006.01) G03C 1/34 (2006.01) G03C 5/50 (2006.01)

Patent

CA 1138245

- 1 - PHOTOGRAPHIC MATERIAL WITH STABILIZERS (Abstract of the Disclosure) Thiocarbohydrazide derivatives act as stabilizers when pro- cessing photographic materials in the conventional black and white developers of the type used as first developer in colour reversal processes. Furthermore, they can promote the development of colour in the second developer in colour reversal processes in such a way that a second exposure or fogging baths may be dispensed. A-G 1567

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