The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 12, 1993
Filed:
Feb. 27, 1991
Yoshimasa Hattori, Kawasaki, JP;
Yoshinobu Sugata, Kawasaki, JP;
Masami Kuroda, Kawasaki, JP;
Noboru Furusho, Kawasaki, JP;
Fuji Electric Co., Ltd., Kawasaki, JP;
Abstract
A photoconductor for electrophotography includes an electroconductive substrate; and a photosensitive layer formed on the substrate. The photosensitive layer includes a charge generating substance consisting essentially of at least one polycyclic compound represent by general formula (I) and at least one azo compound represented by general formula (II). ##STR1## wherein X is selected from the group consisting of a hydrogen atom, a halogen atom and a cyano group and n is an integer of 0 to 4; ##STR2## wherein R is selected from the group consisting of a hydrogen atom, a halogen atom and a substituted or unsubstituted alkyl group and alkoxy group, Z1 is selected from the group consisting of a substituted or unsubstituted alkyl group, aryl group and aromatic heterocyclic group, Z.sub.2 is selected from the group consisting of a hydrogen atom, a cyano group, a carbomoyl group, a carboxyl group, an ester group and an acyl group, each of Z.sub.3 and Z.sub.4 is selected from the group consisting of a hydrogen atom, a halogen atom, a nitro group and a substituted or unsubstituted alkyl group and alkoxy group.