Photoconductive material

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 63, 430 65, 430 66, 430 67, 2525011, 313386, 313530, 313541, 313542, G03G 508, G03G 5082, G03G 514

Patent

active

045698910

ABSTRACT:
A multi-layered photoconductive material which comprises first layers containing at least one VIb chalcogen element chosen from S, Se and Te and second layers containing at least one IIb element chosen from Zn, Cd and Hg and acting as electric potential barriers, said first layers and said second layers being alternatively arranged and the total number of said first layers and said second layers being not less than 5 and has a high response speed and an excellent sensitivity to long wavelength light with a great dark resistance.

REFERENCES:
patent: 3006786 (1961-10-01), Sjoberg
patent: 3508918 (1970-04-01), Levy
Chem. and Engr. News, Dec. 3, 1984, pp. 33-34.

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