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:
May. 30, 2017
Filed:
Dec. 15, 2014
Nok Corporation, Tokyo, JP;
Synztec Co., Ltd., Tokyo, JP;
Natsumi Kimura, Kanagawa, JP;
Miyuki Abe, Kanagawa, JP;
Toshihiro Higashira, Kanagawa, JP;
Katsumi Abe, Kanagawa, JP;
NOK CORPORATION, Tokyo, JP;
SYNZTEC CO., LTD., Tokyo, JP;
Abstract
In a cleaning bladehaving an elastic body, which is a molded article of a rubber material, the elastic bodyhaving at least a surface-treated layerformed at least on an abutting part with an object of contact, the surface-treated layeris formed by impregnating the elastic bodywith a surface treatment liquid which contains a bi-functional isocyanate compound, a tri-functional polyol, and an organic solvent, or with a surface treatment liquid which contains an organic solvent and an isocyanate-group-containing compound having an isocyanate group yielded through reaction between the bi-functional isocyanate compound and the tri-functional polyol, followed by curing; the ratio between an isocyanate group contained in the bi-functional isocyanate compound and a hydroxyl group contained in the tri-functional polyol (NCO group/OH group) is 1.0 to 1.5; and the surface-treated layer has a thickness of 10 μm to 100 μm.