Invention Grant
- Patent Title: Method for the continuous production of an aliphatic or semi-aromatic polyamide oligomer
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Application No.: US14896786Application Date: 2014-06-11
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Publication No.: US09708449B2Publication Date: 2017-07-18
- Inventor: Gad Kory , Joachim Clauss , Axel Wilms , Stefan Schwiegk , Christian Schmidt , Silke Biedasek , Heinrich Sack , Florian Richter , Ning Zhu
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP13171648 20130612
- International Application: PCT/EP2014/062101 WO 20140611
- International Announcement: WO2014/198755 WO 20141218
- Main IPC: C08F2/00
- IPC: C08F2/00 ; C08G69/26 ; C08G69/28
Abstract:
The present invention relates to a process for preparing an aliphatic or semiaromatic polyamide oligomer, in which an aqueous composition of the monomers is subjected to an oligomerization at elevated temperature and elevated pressure and the oligomerization output is preferably subjected to an expansion.
Public/Granted literature
- US20160137782A1 METHOD FOR THE CONTINUOUS PRODUCTION OF AN ALIPHATIC OR SEMI-AROMATIC POLYAMIDE OLIGOMER Public/Granted day:2016-05-19
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