专利检索 ap:("COVESTRO LLC") AND inv:"Lydle S. MATHENY" 第 1 页

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发明申请
PROCESSES AND SYSTEMS FOR REMOVING WATER AND SALT FROM A NEUTRALIZED POLYETHER POLYOL 审中-公开

公开(公告)号：US20200010617A1

公开(公告)日：2020-01-09

申请号：US16309278

申请日：2017-06-21

申请人： COVESTRO LLC

发明人： Andrew L. DUNN , Glenn MCLAUGHLIN , Gisbert PUZICHA , Lydle S. MATHENY , Garry L. LAW

IPC分类号： C08G65/30 , C08G65/10 , C02F9/00 , B01D3/10 , B01D1/22

摘要： Disclosed are processes and systems for removing water and salt from a polyether polyol that employs a combination of at least atmospheric distillation, filtration, and vacuum distillation.