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:
Sep. 30, 2008
Filed:
Nov. 19, 2004
Koichi Toriyama, Yao, JP;
Kotaro Fukushima, Kawanishi, JP;
Takatsugu Obata, Nara, JP;
Takuya Arimura, Higashiosaka, JP;
Koichi Toriyama, Yao, JP;
Kotaro Fukushima, Kawanishi, JP;
Takatsugu Obata, Nara, JP;
Takuya Arimura, Higashiosaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
An electrophotographic photoreceptor of excellent durability having high sensitivity and light responsiveness, not suffering from lowering of the electric characteristics by exposure to light, change of circumstance, or repetitive use, and excellent in the cleaning property and not suffering from lowering of the picture quality of formed images for a long times, in which an enamine compound represented by the general formula (1), for example, an enamine compound represented by the following structural formula (1-1) is incorporated in a photosensitive layer, and the surface energy (γ) on the surface of the photosensitive layeris set to 20.0 mN/m or more and 35.0 mN/m or less, the electrophotographic photoreceptor: