| 摘要 |
An electrophotographic copying material having a photoconductive layer formed on the surface of a support, whose back is pre-coated with an electroconductive layer, with an intermediary layer between said photoconductive layer and the support, said intermediary layer comprising a printing-durable polymer consisting of the reaction product of (A) a polymer having epoxy groups and (B) at least one member selected from the bridge-making agent group consisting of water-soluble amino resin, amino compound, dibasic acid and acid anhydride.
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