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:
Apr. 26, 2016
Filed:
Mar. 01, 2013
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventors:
Sumihiro Oda, Chiba, JP;
Masashi Machida, Chiba, JP;
Hiroki Sekiguchi, Chiba, JP;
Yukio Yoshida, Chiba, JP;
Toshiyuki Tsubouchi, Chiba, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01); B01J 38/56 (2006.01); B01J 31/40 (2006.01); C07C 41/38 (2006.01); C07C 41/42 (2006.01); B01J 31/22 (2006.01); C07C 2/04 (2006.01);
U.S. Cl.
CPC ...
B01J 38/56 (2013.01); B01J 31/2208 (2013.01); B01J 31/40 (2013.01); C07C 2/04 (2013.01); C07C 41/38 (2013.01); C07C 41/42 (2013.01); C07F 5/022 (2013.01); B01J 2231/20 (2013.01); C07C 2102/42 (2013.01); Y02P 20/584 (2015.11);
Abstract
In a reaction in which a boron trifluoride complex is used as a catalyst, the expensive and harmful boron trifluoride complex is separated from a reaction mixture containing the boron trifluoride complex by separating the boron trifluoride complex present in the reaction mixture by using a saturated hydrocarbon-based solvent.