Invention Grant
- Patent Title: Electrophotographic photoreceptor containing asymmetrical naphthalenetetracarboxylic acid diimide derivatives and electrophotographic imaging apparatus employing the photoreceptor
- Patent Title (中): 含有不对称萘四甲酸二酰亚胺衍生物的电子照相感光体和使用感光体的电子照相成像装置
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Application No.: US11320338Application Date: 2005-12-29
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Publication No.: US07432029B2Publication Date: 2008-10-07
- Inventor: Seung-ju Kim , Beom-jun Kim , Ji-Young Lee , Saburo Yokota , Kyung-yol Yon , Moto Makino , Hwan-koo Lee
- Applicant: Seung-ju Kim , Beom-jun Kim , Ji-Young Lee , Saburo Yokota , Kyung-yol Yon , Moto Makino , Hwan-koo Lee
- Applicant Address: KR Suwon-si, Gyeonggi-do
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si, Gyeonggi-do
- Agency: Roylance, Abrams, Berdo & Goodman, L.L.P.
- Priority: KR10-2004-0117932 20041231
- Main IPC: G03G5/06
- IPC: G03G5/06

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.
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