Photoconductive imaging members with fluorene polyester hole tra

Details Photoconductive imaging members with fluorene polyester hole tra Photoconductive imaging members with fluorene polyester hole tra

1989-04-03

1991-07-23

Martin, Roland

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430126, G03G 5047

Patent

active

050342967

ABSTRACT:
A layered photoresponsive imaging member comprised of a photogenerating layer, and in contact therewith a hole transporting layer comprised of fluorene charge transport polyesters of the following formulas: ##STR1## where A, B, Z are independently selected from a group of bifunctional groups; R is an alkyl or aryl group; Ar is an aryl or substituted aryl group; x and y are mole fractional numbers wherein x is greater than 0, and the sum of x and y is equal to 1.0; and n represents the number of repeating segments.

REFERENCES:
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patent: 4226967 (1980-10-01), Tazuke et al.
patent: 4801517 (1989-01-01), Frechet et al.
patent: 4806443 (1989-02-01), Yanus et al.
patent: 4806444 (1989-02-01), Yanus et al.
patent: 4820601 (1989-04-01), Ong et al.
patent: 4853308 (1989-08-01), Ong et al.
patent: 4937165 (1990-06-01), Ong et al.

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