Photoconductive imaging members with unsymmetrical squaraine com

Details Photoconductive imaging members with unsymmetrical squaraine com Photoconductive imaging members with unsymmetrical squaraine com

1990-09-26

1992-04-21

McCamish, Marion E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 74, 564307, 564305, 564381, C07C 8500, C07C 8502

Patent

active

051067137

ABSTRACT:
The cyclized squaraines essentially as represented by the formula ##STR1## wherein R.sub.1 and R.sub.2 are independently selected from alkyl and hydrogen; R.sub.3 and R.sub.4 are independently selected from alkyl and benzyl; X is hydrogen, hydroxy, alkyl, alkoxy or halogen; and m is a number of from zero to about 3; and layered imaging members thereof.

REFERENCES:
patent: 4415639 (1983-11-01), Horgan
patent: 4607124 (1986-08-01), Kazmaier et al.
patent: 4624904 (1986-11-01), Kazmaier et al.
patent: 4746756 (1988-05-01), Kazmaier et al.
patent: 4886722 (1989-12-01), Law et al.

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