发明授权
US07705181B2 Process for removing methacrylic acid from liquid phase comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component
有权
从包含丙烯酸作为主要成分和目标产物的液相中除去甲基丙烯酸的方法和甲基丙烯酸作为次要组分
- 专利标题： Process for removing methacrylic acid from liquid phase comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component
- 专利标题（中）： 从包含丙烯酸作为主要成分和目标产物的液相中除去甲基丙烯酸的方法和甲基丙烯酸作为次要组分
-
申请号： US11354101申请日： 2006-02-15
-
公开(公告)号： US07705181B2公开(公告)日： 2010-04-27
- 发明人: Jörg Heilek , Klaus Joachim Müller-Engel , Christoph Adami , Martin Dieterle
- 申请人： Jörg Heilek , Klaus Joachim Müller-Engel , Christoph Adami , Martin Dieterle
- 申请人地址： DE Ludwigshafen
- 专利权人： BASF Akiengesellschaft
- 当前专利权人： BASF Akiengesellschaft
- 当前专利权人地址： DE Ludwigshafen
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权： DE102005009890 20050301; DE102005015639 20050405
- 主分类号： C07C51/42
- IPC分类号： C07C51/42
摘要：
A process for removing methacrylic acid from liquid phase P comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component in which the removal is effected by crystallization, the acrylic acid accumulating in the crystals formed and the methacrylic acid in the remaining mother liquor.
公开/授权文献
信息查询
