Photographic material and process

Details Photographic material and process Photographic material and process

G - Physics

03

C

96/133, 260/312

G03C 7/32 (2006.01) C07D 257/04 (2006.01) C09B 57/00 (2006.01) G03C 7/305 (2006.01)

Patent

CA 2036037

-0- PHOTOGRAPHIC MATERIAL AND PROCESS Abstract of the Disclosure Photographic compound (A) capable of releasing a development inhibitor group by means of a displacement reaction enables increased image acutance when the compound contains in a coupling position a coupling-off group represented by the formula: Image wherein X, R1, R2, R3, R4, and Q are as defined in the application. Such a compound (A) is useful in a photographic silver halide material and process.

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