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:
Sep. 14, 2010
Filed:
Aug. 16, 2004
Mitsuhiko Takei, Tokyo, JP;
Takaaki Kanoh, Tokyo, JP;
Hidenobu Koide, Tokyo, JP;
Kiyoshi Fujii, Tokyo, JP;
Mitsuhiko Takei, Tokyo, JP;
Takaaki Kanoh, Tokyo, JP;
Hidenobu Koide, Tokyo, JP;
Kiyoshi Fujii, Tokyo, JP;
Lion Corporation, Tokyo, JP;
Japan AE Power Systems Corporation, Tokyo, JP;
Abstract
A base for electric insulating oil comprising an esterification product from a C-Chigher fatty acid and a C-Cbranched aliphatic monohydric alcohol; or a base for electric insulating oil comprising an esterification product from a mixed fatty acid derived from palm oil and/or mixed fatty acid derived from soybean oil and a C-Caliphatic monohydric alcohol or C-Cbranched aliphatic monohydric alcohol. The thus provided base for electric insulating oil excels in viscosity, fluidity, chemical stability, etc. and is capable of satisfactorily exhibiting electrical characteristics of electric insulating oil.