| abstract |
Color photographic material containing a fast-acting hardener, which acts by activating carboxyl groups, wherein said material contains a 2-pyrazolin-5-one coupler precursor corresponding to one of the following general formulae I or II: <IMAGE> wherein EACH OF R1, R and Y are substituents of the type used in 2-pyrazolin-5-one color couplers, and Z represents acyl, alkoxycarbonyl, aryloxycarbonyl, OR <IMAGE> +tr <IMAGE> in which R1, R, and Y have the above-defined significance, and A represents an alkylene group or an arylene group. |