Fitzpatrick, Cella, Harper & Scinto
Electrophotographic photosensitive member and apparatus using same
 A photosensitive member suitable for use in an electrophotographic apparatus is constituted by an electroconductive support, and an intermediate layer and a photosensitive layer disposed in this order on the support. The intermediate layer comprises a reaction product of a polyol compound comprising at least one of a polyol compound [I] represented by Formula (1) shown below and a phosphated polyol compound with a polyisocyanate compound: ##STR1## wherein A denotes ##STR2## B denotes --R.sup.4 --O--, A and B may be connected at random or in blocks with each other, Z denotes an active hydrogen compound residue; R.sup.1 is an alkylene group having 1-9 carbon atoms; R.sup.2 is an alkylene group having 1-10 carbon atoms; R.sup.3 is an alkyl group, alkenyl group, aryl group or aralkyl group having 1-20 carbon atoms; R.sup.4 is an alkylene group having 2-10 carbon atoms; k is a number of 1-12 m is a number of 1-250; n is a number of 0-100; and p is a number of 0-5. 
Dai-Ichi Kogyo Seiyaku Co., Ltd. Canon Kabushiki Kaisha
C C G C C C
C08G C08G G03G C08G C08G C08G
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Tetsuo Yuichi Naoto Shigeo Takashi
Shiraiwa Hashimoto Fujimura Mori Koyama