Dual layer electrophotographic recording material containing a l

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 57, 430 61, G03G 504

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active

RE0327441

ABSTRACT:
[An electrophotographic recording material comprises a conductive substrate, a first photoconductive selenium layer containing halogen disposed on the substrate, and a second photoconductive selenium layer containing arsenic disposed on the second photo conductive layer. The first photo conductive layer disposed on the substrate additionally contains arsenic.] An electrophotographic recording material comprising a conductive substrate, a first photoconductive selenium layer containing arsenic and halogen disposed on the substrate, and a second photoconductive selenium layer containing tellurium, and optionally containing arsenic, disposed on the first photoconductive layer.

REFERENCES:
patent: 2803541 (1957-08-01), Paris
patent: 2803542 (1955-07-01), Ullrich, Jr.
patent: 2822300 (1958-02-01), Mayer et al.
patent: 3639120 (1972-02-01), Snelling
patent: 3655377 (1972-04-01), Sechak
patent: 3973960 (1976-08-01), Dulken et al.
patent: 4296191 (1981-10-01), Jacobson et al.

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