Copying material for use in electrophotography

Abstract

Abstract 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 (A) THE REACTION PRODUCT OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF A FILM-FORMING POLYHYDROXY COMPOUND AND WATER-SOLUBLE PROTEIN, AND GLYOXAL, (B) METHYLOL STARCH, (C) VINYL POLYMER CONTAINING METHLOL STARCH, (D) THE REACTION PRODUCT OF A VINYL POLYMER, A POLYMER HAVING URETHANE BONDS AND A WATER-SOLUBLE AMINO RESIN, (E) THE REACTION PRODUCT OF AT LEAST ONE MEMBER OF THE FILM-FORMING POLYMER GROUP CONSISTING OF VINYL POLYMER HAVING A REACTIVE FUNCTIONAL GROUP, A DERIVATIVE OF CELLULOSE AND STARCH AND AT LEAST ONE MEMBER OF THE ETHYLENE-TYPE VINYL MONOMER CAPABLE OF POLYMERIZATION AND CONDENSATION GROUP CONSISTING OF METHYLOL ACRYLAMIDE, ACRYLIC ACID, METHACRYLIC ACID, VINYL MONOMER HAVING AN EPOXY GROUP AND VINYL MONOMER HAVING A HYDROXYL GROUP AND (F) THE REACTION PRODUCT OF A POLYMER HAVING EPOXY GROUPS AND AT LEAST ONE MEMBER SELECTED FROM THE BRIDGEMAKING AGENT GROUP CONSISTING OF WATER-SOLUBLE AMINO RESIN, AMINO COMPOUND, DIBASIC ACID AND ACID ANHYDRIDE.

Inventors

• 👤 Fumiaki Arai
• 👤 Wasaburo Ohta
• 👤 Junki Kurokawa
• 👤 Noriyuki Usui
• 👤 Sakae Shimizu
• 👤 Tetsuo Tanaka

Bibliographic Details