发明授权
- 专利标题: Removal of methacrolein from a gaseous mixture
- 专利标题(中): 从气体混合物中除去甲基丙烯醛
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申请号: US95986申请日: 1993-07-23
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公开(公告)号: US5356460A公开(公告)日: 1994-10-18
- 发明人: Herbert Vogel , Herbert Exner , Gerd Bohner
- 申请人: Herbert Vogel , Herbert Exner , Gerd Bohner
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX4225321 19920731
- 主分类号: C07C45/79
- IPC分类号: C07C45/79 ; C07C45/35 ; C07C45/78 ; C07C47/22 ; C07C57/05 ; C07C57/07 ; B01D53/14
摘要:
Methacrolein is removed from a gaseous mixture by absorption by means of an aqueous solution which contains from 60 to 90% by weight of methacrylic acid.
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