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. 01, 2022
Filed:
Oct. 03, 2019
Applicant:
Konica Minolta, Inc., Tokyo, JP;
Inventors:
Mayuko Matsusaki, Hino, JP;
Tomoko Sakimura, Hino, JP;
Hiroki Takao, Hachioji, JP;
Kengo Ikeda, Kitamoto, JP;
Assignee:
KONICA MINOLTA, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/147 (2006.01); G03G 5/047 (2006.01);
U.S. Cl.
CPC ...
G03G 5/14773 (2013.01); G03G 5/047 (2013.01); G03G 5/14704 (2013.01); G03G 5/14786 (2013.01); G03G 5/14791 (2013.01); G03G 5/14795 (2013.01);
Abstract
There is provided an electrophotographic photoreceptor obtained by sequentially laminating at least a photosensitive layer and an outermost layer on a conductive support, wherein the outermost layer contains a polymerized and cured product of a composition containing a polymerizable monomer and a filler, and the filler includes a conductive first filler surface-treated with a surface treatment agent having a silicone chain in a side chain, and a second filler having a relative dielectric constant which is lower than that of the first filler and 5 or less.