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. 07, 2021
Filed:
Sep. 24, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Masashi Uno, Mishima, JP;
Fumihiko Utsuno, Suntou-gun, JP;
Hideya Arimura, Shizuoka, JP;
Hiroaki Komatsu, Fuji, JP;
Masaki Yamada, Mishima, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01); G03G 15/16 (2006.01); G03G 5/043 (2006.01); G03G 5/05 (2006.01); G03G 5/147 (2006.01); G03G 21/00 (2006.01); G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0233 (2013.01); G03G 5/043 (2013.01); G03G 5/0567 (2013.01); G03G 5/0571 (2013.01); G03G 5/0575 (2013.01); G03G 5/0589 (2013.01); G03G 5/1476 (2013.01); G03G 5/14765 (2013.01); G03G 5/14769 (2013.01); G03G 5/14786 (2013.01); G03G 5/14791 (2013.01); G03G 5/14795 (2013.01); G03G 15/0818 (2013.01); G03G 21/0017 (2013.01); G03G 15/0808 (2013.01); G03G 15/1685 (2013.01); G03G 2221/183 (2013.01);
Abstract
Provided is an electrophotographic member in which the increase in tackiness is small even in an environment of high temperature and high humidity. The electrophotographic member includes an electroconductive substrate and a surface layer, the surface layer contains resin including at least one of a urethane bond and an amide bond, the resin includes a cationic structure and an anionic structure in a molecule, and also includes a particular main-chain structure with hydrophobicity.