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US4410615A Layered electrophotographic photosensitive element having hydrazone charge transport layer 失效
具有腙电荷传输层的分层电子照相感光元件

Layered electrophotographic photosensitive element having hydrazone
charge transport layer
摘要:
An electrophotographic photosensitive element having a conductive support provided thereon with a photosensitive layer comprising a carrier-generating phase and a carrier-transporting phase. The carrier-transporting phase comprises a hydrazone compound to improve carrier-transporting ability having the formula ##STR1## wherein, X and Y each represent a hydrogen or a halogen, R.sub.1 and R.sub.2 each represent an aryl group which may have a substituent or substituents, and Ar represents an arylene group which may have a substituent or substituents.
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