Photoresponsive device containing an electron donating layer

Details Photoresponsive device containing an electron donating layer Photoresponsive device containing an electron donating layer

1982-06-07

1984-04-10

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 65, 430 66, G03G 500, G03G 504

Patent

active

044421923

ABSTRACT:
This invention relates to an improved layered overcoated photoresponsive imaging device useful in a xerographic imaging process employing a single charging step, which device is comprised in the order stated of (1) a conductive supporting substrate, (2) a photoconductive composition layer, (3) a hole trapping layer, and (4) an overcoating layer comprised of a composition capable of donating electrons to positive charges contained on the surface of the photoresponsive device.

REFERENCES:
patent: 3840368 (1974-10-01), Ikeda et al.
patent: 3856548 (1974-12-01), Taylor et al.
patent: 3966471 (1976-06-01), Hasegawa et al.
patent: 4088483 (1978-05-01), Isono et al.
patent: 4148637 (1979-04-01), Kubota et al.
patent: 4265990 (1981-03-01), Stolka et al.
patent: 4286033 (1981-08-01), Neyhart et al.

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