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:
Jun. 03, 2014
Filed:
Jul. 16, 2010
Kiyoshi Takumi, Tsukuba, JP;
Naoki Sasagawa, Tsukuba, JP;
Yoichiro Ezaki, Tsukuba, JP;
Yoshihiro Kon, Tsukuba, JP;
Yutaka Ono, Tsukuba, JP;
Kazuhiko Sato, Tsukuba, JP;
Kiyoshi Takumi, Tsukuba, JP;
Naoki Sasagawa, Tsukuba, JP;
Yoichiro Ezaki, Tsukuba, JP;
Yoshihiro Kon, Tsukuba, JP;
Yutaka Ono, Tsukuba, JP;
Kazuhiko Sato, Tsukuba, JP;
Arakawa Chemical Industries, Ltd., Osaka, JP;
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Abstract
The present invention provides a method for producing an epoxy compound, comprising oxidizing a carbon-carbon double bond of an organic compound by hydrogen peroxide in the presence of a neutral inorganic salt and a mixed catalyst of a tungsten compound (a), at least one phosphorus compound selected from the group consisting of phosphoric acids, phosphonic acids, and salts thereof (b) and a surfactant (c), and an epoxidizing method comprising oxidizing a carbon-carbon double bond by hydrogen peroxide in the presence of the catalyst and the neutral inorganic salt.