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:
Nov. 14, 2017

Filed:

Nov. 27, 2014
Applicants:

Nok Corporation, Tokyo, JP;

Synztec Co., Ltd., Tokyo, JP;

Inventors:

Miyuki Abe, Kanagawa, JP;

Kenji Sasaki, Kanagawa, JP;

Syo Kawabata, Kanagawa, JP;

Katsumi Abe, Kanagawa, JP;

Natsumi Kimura, Kanagawa, JP;

Assignees:

NOK CORPORATION, Tokyo, JP;

SYNZTEC CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0017 (2013.01); G03G 2221/0005 (2013.01);
Abstract

A cleaning blade () having an elastic body () molded from a rubber base material, and having at least a surface treatment layer () on the area of the elastic body () that is brought into contact with a body to be contacted, wherein the surface treatment layer () is formed by impregnating the surface layer portion of the elastic body () with a surface treatment liquid containing an isocyanate compound and an organic solvent and hardening the liquid. The elasticity modulus of the surface treatment layer () is 40 MPa or less, the elasticity modulus of the elastic body () is 3-20 MPa, and the difference between the elasticity modulus of the surface treatment layer () and the elasticity modulus of the elastic body () is 1 MPa or more.


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