Invention Grant
- Patent Title: Method for producing aliphatic or partially aromatic polyamides, said method comprising a solid-phase polymerization process
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Application No.: US14896456Application Date: 2014-06-11
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Publication No.: US09701790B2Publication Date: 2017-07-11
- Inventor: Christian Schmidt , Florian Richter , Joachim Clauss , Axel Wilms , Gad Kory , Arnold Schneller , Achim Stammer , Volker Rauschenberger , Stefan Schwiegk
- 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: EP13171646 20130612
- International Application: PCT/EP2014/062124 WO 20140611
- International Announcement: WO2014/198770 WO 20141218
- Main IPC: C08G69/26
- IPC: C08G69/26 ; C08G69/30 ; C08G69/46 ; C08L77/04
Abstract:
The present invention relates to a process for preparing an aliphatic or semiaromatic polyamide, in which a polyamide prepolymer is subjected to a solid state polymerization.
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