| abstract |
In a photographic element for the color diffusion transfer process having a neutralizing system comprising a neutralizing layer and a timing layer, the improvement which comprises said timing layer containing a mixture of acetyl cellulose and a polymer represented by the general formula (I): <IMAGE> (I) wherein A represents a repeating unit represented by the general formula (II): <IMAGE> (II) wherein R2 represents a hydrogen atom, a halogen atom, or a methyl group; R3 represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group, <IMAGE> +TR <IMAGE> R4 represents an alkyl group or an aralkyl group; R5 and R6, which may be the same or different, each represents an alkyl group, an aryl group, or an aralkyl group; and a represents 0 or 1; R1 represents an alkyl group, an aryl group or an aralkyl group; B represents a repeating unit derived from an ethylene-type monomer different than A excluding the monomer component having the formula <IMAGE> x is about 20 to 90 mol %; y is about 10 to 80 mol %; and z is about 0 to 30 mol %. |