Photoconductor for electrophotography having a squarylium charge

Details Photoconductor for electrophotography having a squarylium charge Photoconductor for electrophotography having a squarylium charge

1988-12-14

1989-10-31

Goodrow, John L.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 58, G03G 1506

Patent

active

048777030

ABSTRACT:
A photoconductor for electrophotography comprising a novel squarylium as a charge generating substance. A squarylium compound is represented by the following general formula: ##STR1## wherein, each of R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 stands for a hydrogen atom, a halogen atom, an alkyl group, an aryl group, or a nitro group, and each of R.sub.7 and R.sub.8 stands for a hydrogen atom or a hydroxy group.

REFERENCES:
patent: 3484237 (1969-12-01), Shattuck et al.
patent: 4278747 (1981-07-01), Murayama et al.
patent: 4367273 (1983-01-01), Murayama et al.
patent: 4606986 (1986-08-01), Yanus et al.
patent: 4624904 (1986-11-01), Kazmaier et al.
patent: 4677045 (1987-06-01), Champ et al.

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