Squarylium compound in an electrophotographic element

Details Squarylium compound in an electrophotographic element Squarylium compound in an electrophotographic element

1986-12-29

1987-11-17

Martin, Roland E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 58, 430 73, 430 74, 564307, G03G 506, G03G 514

Patent

active

047074272

ABSTRACT:
Novel squarylium compounds, a process for the production thereof as well as to a photoreceptor for electrophotography containing the squarylium compound are disclosed, said squarylium compounds being represented by formula (I): ##STR1## wherein R is a straight-chain alkyl group having 2 or more carbon atoms or --C.sub.2 H.sub.4 X, wherein X is a hydroxyl group, a halogen atom or the group --OR.sub.1 wherein R.sub.1 is an alkyl group having 1 to 6 carbon atoms, or a substituted or unsubstituted phenyl group.

REFERENCES:
patent: 4391888 (1983-07-01), Chang et al.
patent: 4508803 (1985-04-01), Law et al.
patent: 4523035 (1985-06-01), Yanus
patent: 4628018 (1986-12-01), Lin et al.

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