Title:
非対称直鎖状カーボネートの製造方法
Document Type and Number:
Japanese Patent JP5048508
Kind Code:
B2
Abstract:
A method for preparing asymmetric linear carbonate useful as an electrolyte for lithium secondary battery is disclosed. The method comprises the steps of: removing methyl acetate by a distillation while carrying out a transesterification of dimethyl carbonate with acetate compound in the presence of a basic catalyst; and separating the asymmetric linear carbonate from the transesterification product.
Inventors:
Lee, Min-Hyuk
Park, Jeon-ho
Kim, Seung-wan
Park, Theon-Sam
Park, Jeon-ho
Kim, Seung-wan
Park, Theon-Sam
Application Number:
JP2007541092A
Publication Date:
October 17, 2012
Filing Date:
October 19, 2005
Export Citation:
Assignee:
SK CHEMICALS CO.,LTD.
International Classes:
C07C68/06; C07C68/08; C07C69/96; C07B61/00
Domestic Patent References:
| JP56025138A | ||||
| JP6166660A | ||||
| JP5148189A | ||||
| JP2000344718A | ||||
| JP9241219A | ||||
| JP8198817A | ||||
| JP10316628A |
Foreign References:
| US4390463 | ||||
| US4515987 | ||||
| US4436652 | ||||
| US4420472 |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office
Yuzo Ozaki
Koichi Kajisaki
Toshihiko Taniguchi
Yuzo Ozaki
Koichi Kajisaki
Toshihiko Taniguchi