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.

Date of Patent:
Sep. 19, 2017

Filed:

Mar. 22, 2016
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Koji Takahashi, Kashiwa, JP;

Naoaki Ichihashi, Abiko, JP;

Tsuyoshi Shimada, Toride, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/00 (2006.01); G03G 5/07 (2006.01); G03G 5/047 (2006.01); G03G 5/05 (2006.01);
U.S. Cl.
CPC ...
G03G 5/07 (2013.01); G03G 5/047 (2013.01); G03G 5/056 (2013.01); G03G 5/0564 (2013.01); G03G 2215/00957 (2013.01);
Abstract

The present invention provides an electrophotographic photosensitive member including a support, and a photosensitive layer on the support. The photosensitive layer has a charge generating layer containing a charge generating material and a charge transporting layer containing a charge transporting material, in this order. The charge transporting layer contains (α) a specific polycarbonate resin or a specific polyester resin, (β) the charge transporting material, (γ) a methoxybenzene, and (δ) a methoxybenzene, a methoxycyclohexane or a methylhexanol having a substituent. The content Wδ of the (δ) is 0.001% by mass or more and 1% by mass or less based on the total mass of the charge transporting layer.


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