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:
May. 28, 2013
Filed:
Nov. 28, 2011
Yuka Hirakoso, Kounosu, JP;
Satoru Yamada, Numazu, JP;
Seiji Tsuru, Susono, JP;
Kazuhiro Yamauchi, Suntou-gun, JP;
Norifumi Muranaka, Mishima, JP;
Yuka Hirakoso, Kounosu, JP;
Satoru Yamada, Numazu, JP;
Seiji Tsuru, Susono, JP;
Kazuhiro Yamauchi, Suntou-gun, JP;
Norifumi Muranaka, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An electroconductive member excellent in durability even when applying direct current voltage over a long period of time is provided. Disclosed is an electroconductive member including an electroconductive mandrel and an electroconductive layer, wherein: the electroconductive layer includes a binder resin and an electroconductive metal oxide particle dispersed in the electroconductive layer; the metal oxide particle has a group represented by the following structural formula (1) on the surface of the metal oxide particle; and the group represented by the following structural formula (1) is introduced by substituting a hydrogen atom of a hydroxyl group as a functional group originating from the metal oxide particle, with the group represented by the following structural formula (1):—R—SOH.