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. 07, 2008
Filed:
Dec. 29, 2005
Seung-ju Kim, Suwon-si, KR;
Beom-jun Kim, Yongin-si, KR;
Ji-young Lee, Suwon-si, KR;
Saburo Yokota, Suwon-si, KR;
Kyung-yol Yon, Seongnam-si, KR;
Moto Makino, Suwon-si, KR;
Hwan-koo Lee, Suwon-si, KR;
Seung-ju Kim, Suwon-si, KR;
Beom-jun Kim, Yongin-si, KR;
Ji-Young Lee, Suwon-si, KR;
Saburo Yokota, Suwon-si, KR;
Kyung-yol Yon, Seongnam-si, KR;
Moto Makino, Suwon-si, KR;
Hwan-koo Lee, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
An electrophotographic photoreceptor is provided containing a specific asymmetric naphthalenetetracarboxylic acid diimide derivative having a nitro group. An electrophotographic imaging apparatus, an electrophotographic cartridge, and an electrophotographic drum employing the electrophotographic photoreceptor are also provided. The naphthalenetetracarboxylic acid diimide derivative has high solubility in an organic solvent, compatibility with a binder resin, and electron transporting ability. The electrophotographic photoreceptor manufactured using the naphthalenetetracarboxylic acid diimide derivatives has an excellent electrostatic property.