发明公开
EP1466885A3 Process for preparing and purifying acrylic acid from propylene having improved capacity
审中-公开
与丙烯酸由丙烯制备和纯化的改进容量的方法
- 专利标题： Process for preparing and purifying acrylic acid from propylene having improved capacity
- 专利标题（中）： 与丙烯酸由丙烯制备和纯化的改进容量的方法
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申请号： EP04253795.1申请日： 2000-07-20
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公开(公告)号： EP1466885A3公开(公告)日： 2006-08-16
- 发明人: Elder, James Edward , Lonzetta, Charles Michael , Klugherz, Peter David , Ebert, Donald Alan , Williams, Elaina Lashae
- 申请人： ROHM AND HAAS COMPANY
- 申请人地址： 100 Independence Mall West Philadelphia, Pennsylvania 19106-2399 US
- 专利权人： ROHM AND HAAS COMPANY
- 当前专利权人： ROHM AND HAAS COMPANY
- 当前专利权人地址： 100 Independence Mall West Philadelphia, Pennsylvania 19106-2399 US
- 代理机构： Kent, Venetia Katherine
- 优先权： US145308P 19990723
- 主分类号： C07C57/00
- IPC分类号： C07C57/00 ; C07C57/07 ; C07C53/08 ; C07C51/44 ; C07C57/05
摘要：
This invention relates to an improved process for preparing acrylic acid from propylene using a tandem reactor and utilizing an increased amount of propylene reactant, thereby providing increased capacity and throughput. An improved process for purifying acrylic acid is also disclosed.
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