- 专利标题: Process for producing 2,3-butanediol
-
申请号: US14350366申请日: 2012-10-12
-
公开(公告)号: US10584084B2公开(公告)日: 2020-03-10
- 发明人: Kenji Kawamura , Izumi Morita , Masateru Ito , Kyohei Isobe , Satoshi Sakami , Katsushige Yamada
- 申请人: Toray Industries, Inc.
- 申请人地址: JP Tokyo
- 专利权人: Toray Industries, Inc.
- 当前专利权人: Toray Industries, Inc.
- 当前专利权人地址: JP Tokyo
- 代理机构: DLA Piper LLP (US)
- 优先权: JP2011-226391 20111014
- 国际申请: PCT/JP2012/076421 WO 20121012
- 国际公布: WO2013/054874 WO 20130418
- 主分类号: C07C29/76
- IPC分类号: C07C29/76 ; C07C29/80 ; B01D59/30 ; C07C31/20 ; C12P7/18 ; C12P7/16
摘要:
A method of producing 2,3-butanediol includes subjecting a 2,3-butanediol culture liquid produced by microbial fermentation to nanofiltration membrane treatment and ion-exchange treatment (Step A), and then adding an alkaline substance and performing distillation (Step B).
公开/授权文献
- US20140238841A1 PROCESS FOR PRODUCING 2,3-BUTANEDIOL 公开/授权日:2014-08-28
信息查询