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:
Mar. 18, 2025
Filed:
Oct. 20, 2021
Applicant:
Mitsubishi Chemical Corporation, Tokyo, JP;
Inventors:
Akira Ando, Tokyo, JP;
Atsushi Yoshizawa, Tokyo, JP;
Assignee:
Mitsubishi Chemical Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 5/06 (2006.01); G03G 5/147 (2006.01); G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 5/0618 (2013.01); G03G 5/14769 (2013.01); G03G 5/14791 (2013.01); G03G 15/0868 (2013.01);
Abstract
The present invention relates to an electrophotographic photoreceptor having a plurality of layers containing at least one outermost layer, wherein at least one of the outermost layer contains a polymer having a first structure where at least one carbonyl group is bonded to an aromatic group and a second structure represented by Formula (A). In Formula (A), at least two of Rto Rare groups represented by Formula (2), and in Formula (2), Rrepresents a hydrogen atom or a methyl group, and Rand Reach independently represent a hydrogen atom, a hydrocarbon group or an alkoxy group: