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. 25, 2014
Filed:
Jul. 18, 2008
Masaki Tahara, Ibaraki, JP;
Tetsuhiro Kitahara, Ibaraki, JP;
Toshihiro Higashira, Kanagawa, JP;
Yoshifumi Kojima, Kanagawa, JP;
Masaki Tahara, Ibaraki, JP;
Tetsuhiro Kitahara, Ibaraki, JP;
Toshihiro Higashira, Kanagawa, JP;
Yoshifumi Kojima, Kanagawa, JP;
NOK Klueber Co., Ltd., Tokyo, JP;
NOK Corporation, Tokyo, JP;
Abstract
An aqueous surface-treating agent, which comprises a silicone oil aqueous emulsion, a polyurethane resin aqueous emulsion, and a silane compound represented by the following general formula (where Rand Reach are an alkyl group having 1 to 4 carbon atoms, and n and m are 1≦n≦3 and m=3·n, respectively), and/or a hydrolyzate thereof, wherein 100 parts by weight or more of the polyurethane resin in terms of the weight of solid matters is used on the basis of 100 parts by weight in terms of nonvolatile matters of silicone oil, can prevent sticking of rubber seal materials such as O rings, etc. themselves or sticking to a metal, a resin, etc., and can reduce the friction of rubber or resin seal members at the time of sliding motion.