Member for electrostatic photocopying with Si.sub.3 N.sub.4-x (0

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product

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430 60, 430 66, 430 67, 430 84, 2525011, 427 74, 357 2, 423344, G03G 5082, G03G 514

Patent

active

044181329

ABSTRACT:
A printing member for electrostatic photocopying, comprises a substrate having a conductive surface and a photoelectric-sensitive, electrically chargeable layer deposited on the conductive surface of the substrate. The electrically chargeable layer has a non-single crystal semiconductor layer having a built-in-potential, or the non-single crystal semiconductor layer and an insulating or semi-insulating layer.

REFERENCES:
patent: 3650737 (1972-03-01), Maissel et al.
patent: 4225222 (1980-09-01), Kenpter
patent: 4226898 (1980-10-01), Ovshinsky et al.
patent: 4265991 (1981-05-01), Hirai et al.
patent: 4289822 (1981-09-01), Shimada et al.
patent: 4317844 (1982-03-01), Carlson

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