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:
Jul. 08, 2008
Filed:
Apr. 01, 2005
Beom-jun Kim, Seongnam-si, KR;
Seung-ju Kim, Suwon-si, KR;
Saburo Yokota, Suwon-si, KR;
Kyung-yol Yon, Seongnam-si, KR;
Hwan-koo Lee, Suwon-si, KR;
Beom-jun Kim, Seongnam-si, KR;
Seung-ju Kim, Suwon-si, KR;
Saburo Yokota, Suwon-si, KR;
Kyung-yol Yon, Seongnam-si, KR;
Hwan-koo Lee, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
An electrophotographic photoreceptor containing a naphthalenetetracarboxylic acid diimide derivative of Formula (1), which has a branched alkyl group substituted with an aryl group at the α-position with regard to nitrogen atoms of imide groups: The naphthalenetetracarboxylic acid diimide derivative has high solubility in organic solvents and compatibility with binder resins, thus providing better electron transporting ability. The invention is also directed to an electrophotographic imaging apparatus using the photoreceptor.