- 专利标题: Method for Making Polyoxyethylene 1,4 Sorbitan Fatty Acid Ester
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申请号: US17273386申请日: 2019-09-04
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公开(公告)号: US20210324139A1公开(公告)日: 2021-10-21
- 发明人: Dieter Scherer , Benjamin Wyler , Jieping Wei , Yanling Yang , Daniel Shan , Reta Zhu , Paul Hanselmann , Tania Kjellerup Lind , Emelie Josefina Nilsson , Vitaly Kocherbitov , Johan Engblom
- 申请人: Lonza Guangzhou Nansha Ltd. , Lonza Ltd
- 申请人地址: CN Guangzhou; CH Visp
- 专利权人: Lonza Guangzhou Nansha Ltd.,Lonza Ltd
- 当前专利权人: Lonza Guangzhou Nansha Ltd.,Lonza Ltd
- 当前专利权人地址: CN Guangzhou; CH Visp
- 优先权: CNPCT/CN2018/104219 20180905,EP18200298.0 20181015,EP19157032.4 20190213,EP19157068.8 20190214,EP19157297.3 20190214,EP19194776.1 20190830,EP19195046.8 20190903
- 国际申请: PCT/EP2019/073509 WO 20190904
- 主分类号: C08G65/332
- IPC分类号: C08G65/332
摘要:
The invention discloses a method for preparation of polyoxyethylene 1,4-sorbitan fatty acid ester, such as Polysorbate 80, by a reaction of polyoxyethylene 1,4-sorbitan with a fatty acid chloride, and polyoxyethylene 1,4-sorbitan fatty acid esters obtainable by this method.