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公开(公告)号:US4137396A
公开(公告)日:1979-01-30
申请号:US829436
申请日:1977-08-31
摘要: An improvement in the process for the removal of residual catalyst from polyether polyols is achieved by the use of a solvent wash and recovery system.
摘要翻译: 通过使用溶剂洗涤和回收系统来实现从聚醚多元醇中除去残余催化剂的方法的改进。