Multi-active photoconductive element having an aggregate charge

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 74, 430 76, 430 64, G03G 506, G03G 314

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active

041759605

ABSTRACT:
A multi-active photoconductive insulating element having at least two layers comprising a charge-generation layer and an organic photoconductor-containing charge-transport layer is disclosed. The charge-generation layer contains a continuous polymeric phase having dispersed therein a co-crystalline complex composed of (i) at least one polymer having an alkylidene diarylene group in a recurring unit and (ii) at least one pyrylium-type dye salt.

REFERENCES:
patent: 3615414 (1971-10-01), Light
patent: 3694462 (1972-09-01), Grisdale
patent: 3732180 (1973-05-01), Gramza
patent: 3791826 (1974-02-01), Cherry et al.
patent: 3839034 (1974-10-01), Weidemann
patent: 3871882 (1975-03-01), Wiedemann
patent: 3928034 (1975-12-01), Regensburger
patent: 3973962 (1976-08-01), Contois et al.

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