Photosensitive member for electrophotography

Details Photosensitive member for electrophotography Photosensitive member for electrophotography

1989-06-09

1990-09-11

Welsh, J. David

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Radiation-sensitive composition or product

430 58, G03G 505

Patent

active

049562568

ABSTRACT:
A photosensitive member for electrophotography comprising a photosensitive layer on a conductive substrate, said photosensitive layer containing as a binder resin a modified polycarbonate resin having the repeating structural units represented by the following general formula (1) and (2); ##STR1## wherein R.sup.1 and R.sup.2 are selected from a hydrogen atom, an alkyl group having 1-3 carbon atoms and a halogen atom, at least one of R.sup.1 and R.sup.2 being the alkyl or the halogen atom, and ##STR2## the ratio of the repeating structural unit of the general formula (1) to that of the general formula (2) being at least 20:80. This photosensitive member is highly resistant to mechanical wear and the deterioration of sensitivity and chargeability.

REFERENCES:
patent: 4637971 (1987-01-01), Takei et al.

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