发明授权
- 专利标题: Separation of diphasic mixtures containing aromatic polyesters
- 专利标题(中): 分离含有芳族聚酯的二元混合物
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申请号: US371532申请日: 1982-04-26
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公开(公告)号: US4404363A公开(公告)日: 1983-09-13
- 发明人: Dieter Freitag , Volker Serini , John Goossens , Ludwig Bottenbruch , Uwe Hucks
- 申请人: Dieter Freitag , Volker Serini , John Goossens , Ludwig Bottenbruch , Uwe Hucks
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3117367 19810502
- 主分类号: B01D17/05
- IPC分类号: B01D17/05 ; C08G63/89 ; C08G63/74
摘要:
Diphasic mixtures obtained from the synthesis of aromatic polyesters by the diphasic interface process may be separated into an aqueous phase and an organic phase by the addition of selected compounds.
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