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. 11, 1994
Filed:
Jun. 10, 1992
Kiyoshi Tamaki, Hachioji, JP;
Shigeki Takeuchi, Hachioji, JP;
Konica Corporation, Tokyo, JP;
Abstract
Disclosed is an electrophotographic photoreceptor which comprises a conductive substrate and a photosensitive layer formed thereon, wherein the photosensitive layer contains a polysilane which is a homopolymer or a copolymer having at least one of repeating units represented by Formula (I) and Formula (II), and at least one of degradation inhibitors represented by Formula (III) through Formula (VIII), ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkoxy group, an alkylsilyl group or an arylsilyl group, ##STR2## wherein A.sub.1 represents an oxygen atom or a sulfur atom