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:
Feb. 19, 2013
Filed:
Jul. 14, 2011
Yoshiyuki Takayama, Tokyo, JP;
Masayoshi Shimamura, Yokohama, JP;
Yasutaka Akashi, Yokohama, JP;
Satoshi Otake, Numazu, JP;
Takuma Matsuda, Suntou-gun, JP;
Minoru Ito, Susono, JP;
Kazuhito Wakabayashi, Mishima, JP;
Yoshiyuki Takayama, Tokyo, JP;
Masayoshi Shimamura, Yokohama, JP;
Yasutaka Akashi, Yokohama, JP;
Satoshi Otake, Numazu, JP;
Takuma Matsuda, Suntou-gun, JP;
Minoru Ito, Susono, JP;
Kazuhito Wakabayashi, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention relates to a developer carrying member which includes a substrate and the resin layer formed on the surface of the substrate, wherein the resin layer is obtained by thermally curing the coating material composition including at least the following (A) to (E): (A) a thermosetting resin as a binder resin; (B) an alcohol as a solvent, containing 1 to 4 carbon atoms; (C) a resin including the unit represented by the following formula (1); (D) graphitized carbon black having a graphite (002) lattice spacing of 0.3370 nm or more and 0.3450 nm or less as measured by X-ray diffraction; and (E) acid carbon black having a pH of 5.0 or less: