发明授权
- 专利标题: Purification process for lactide
- 专利标题(中): 丙交酯的纯化过程
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申请号: US10582280申请日: 2003-12-10
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公开(公告)号: US08053584B2公开(公告)日: 2011-11-08
- 发明人: Johannes Meerdink , Nils Dan Anders Sädergard
- 申请人: Johannes Meerdink , Nils Dan Anders Sädergard
- 申请人地址: GB London
- 专利权人: Tate & Lyle Public Limited Company
- 当前专利权人: Tate & Lyle Public Limited Company
- 当前专利权人地址: GB London
- 代理机构: Williams, Morgan & Amerson, P.C.
- 国际申请: PCT/NL03/00875 WO 20031210
- 国际公布: WO2005/056509 WO 20050623
- 主分类号: C07D313/00
- IPC分类号: C07D313/00 ; B01D3/00 ; C08G63/82
摘要:
The present case relates to a process for the purification of lactide from a crude lactide vapor product stream which process comprises a rectification/condensation step leading to a lactide-enriched condensate.
公开/授权文献
- US20080234500A1 Purification Process For Lactide 公开/授权日:2008-09-25
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