Photographic material and process comprising wash-out...

Details Photographic material and process comprising wash-out... Photographic material and process comprising wash-out...

C - Chemistry, Metallurgy

09

B

96/142, 260/312

C09B 57/00 (2006.01) G03C 7/305 (2006.01) G03C 7/32 (2006.01)

Patent

CA 2036041

- O - PHOTOGRAPHIC MATERIAL AND PROCESS COMPRISING WASH-OUT NAPHTHOLIC COUPLER Abstract of the Disclosure A photographic naphtholic coupler comprising a ballast free naphtholic coupler moiety containing a -CONH2 group in the 2- position and a ballasted coupling-off group in the 4- position enables good wash out of dye formed upon oxidative coupling from a photographic material during processing of such a photographic material. Such a naphtholic coupler is useful in photographic silver halide materials and processes.

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