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:
Oct. 21, 1986
Filed:
Mar. 26, 1985
Masato Ohashi, Toda, JP;
Motohiko Kashioka, Toda, JP;
Shinichi Tamura, Tokyo, JP;
Hiromitsu Katsura, Tokorozawa, JP;
Hideaki Ueda, Kawanishi, JP;
Akihiro Nakamura, Toyonaka, JP;
Toyo Ink Mfg. Co., Ltd., Tokyo, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Abstract
An electrophotographic photoreceptor which has excellent electrophotographic characteristics even when exposed to high-temperature and high-humidity conditions is formed from a phthalocyanine which has been treated with an acrylic resin, the acrylic resin having been obtained by polymerization of not less than 15 mole % of a monomer represented by the general formula, ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom or an alkyl, aryl or cycloalkyl group, or R.sub.1 and R.sub.2, taken together, may form a heterocyclic-ring containing a nitrogen atom, R.sub.3 represents a hydrogen atom or methyl group, and n represents an integer of 1 or more, or an acid salt of the monomer.