发明公开
EP2836521A1 PROCESS FOR PRODUCTION OF ACRYLIC ACID OR ITS DERIVATIVES
审中-公开
VERFAHREN ZUR HERSTELLUNG VONACRYLSÄUREODER DERIVATEN DAVON
- 专利标题： PROCESS FOR PRODUCTION OF ACRYLIC ACID OR ITS DERIVATIVES
- 专利标题（中）： VERFAHREN ZUR HERSTELLUNG VONACRYLSÄUREODER DERIVATEN DAVON
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申请号： EP13719328.0申请日： 2013-04-11
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公开(公告)号： EP2836521A1公开(公告)日： 2015-02-18
- 发明人: GODLEWSKI, Jane, Ellen , LINGOES, Janette, Villalobos , COLLIAS, Dimitris, Ioannis , VELASQUEZ, Juan, Esteban
- 申请人： The Procter & Gamble Company
- 申请人地址： One Procter & Gamble Plaza Cincinnati, OH 45202 US
- 专利权人： The Procter & Gamble Company
- 当前专利权人： The Procter & Gamble Company
- 当前专利权人地址： One Procter & Gamble Plaza Cincinnati, OH 45202 US
- 代理机构： Hirsch, Uwe Thomas M.H.
- 优先权： US201261623054P 20120411; US201313760483 20130206; US201313835187 20130315; US201313838692 20130315
- 国际公布： WO2013155291 20131017
- 主分类号： C08F220/06
- IPC分类号： C08F220/06 ; A61L15/60 ; C08L33/02 ; C07C57/04
摘要：
Processes for the catalytic dehydration of hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof with high yield and selectivity and without significant conversion to undesired side products, such as, acetaldehyde, propanoic acid, and acetic acid, are provided.
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