Invention Grant
- Patent Title: Process for the production of secondary amine terminated polyethers
- Patent Title (中): 制备仲胺封端聚醚的方法
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Application No.: US957929Application Date: 1992-10-07
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Publication No.: US5693864APublication Date: 1997-12-02
- Inventor: William E. Slack , Rick L. Adkins , Hans Georg Schmelzer
- Applicant: William E. Slack , Rick L. Adkins , Hans Georg Schmelzer
- Applicant Address: PA Pittsburgh
- Assignee: Bayer Corporation
- Current Assignee: Bayer Corporation
- Current Assignee Address: PA Pittsburgh
- Main IPC: C08G65/325
- IPC: C08G65/325 ; C08G65/333 ; C07C209/08
Abstract:
Disclosed herein is a process for preparing an amine terminated polyether comprising reacting a polyether containing a leaving group with a primary amine or ammonia at a temperature of about 70 to 250 degrees Centigrade.
Public/Granted literature
- US6071182A Grindstone and method of manufacturing the same Public/Granted day:2000-06-06
Information query
