Invention Grant
- Patent Title: Production and use of new thermoplastic polyurethane elastomers based on polyether carbonate polyols
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Application No.: US14435216Application Date: 2013-10-11
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Publication No.: US09718917B2Publication Date: 2017-08-01
- Inventor: Christian Wamprecht , Wolfgang Kaufhold , Christoph Gürtler
- Applicant: Covestro Deutschland AG
- Applicant Address: DE Leverkusen
- Assignee: Covestro Deutschland AG
- Current Assignee: Covestro Deutschland AG
- Current Assignee Address: DE Leverkusen
- Agency: K&L Gates LLP
- Priority: DE102012218848 20121016
- International Application: PCT/EP2013/071243 WO 20131011
- International Announcement: WO2014/060300 WO 20140424
- Main IPC: C08G18/44
- IPC: C08G18/44 ; C08G18/76 ; C08G18/40 ; C08G18/10 ; C08G18/12 ; C08G18/24 ; C08G18/32 ; C08G18/48
Abstract:
The invention relates to a method for producing a thermoplastic polyurethane elastomer based on polyether carbonate polyols. The method comprises a first step, in which at least A) an organic diisocyanate and B) a polyol having a number-average molecular weight Mn>=500 and =60 and =0.9:1 and
Public/Granted literature
- US20150284501A1 PRODUCTION AND USE OF NEW THERMOPLASTIC POLYURETHANE ELASTOMERS BASED ON POLYETHER CARBONATE POLYOLS Public/Granted day:2015-10-08
Information query
