Invention Grant
- Patent Title: Catalysts and use thereof in the production of polyurethanes
- Patent Title (中): 催化剂及其在聚氨酯生产中的应用
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Application No.: US12990664Application Date: 2009-04-18
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Publication No.: US09416215B2Publication Date: 2016-08-16
- Inventor: Jens Krause , Stephan Reiter , Stefan Lindner , Axel Schmidt , Klaus Jurkschat , Markus Schürmann , Gerrit Bradtmöller
- Applicant: Jens Krause , Stephan Reiter , Stefan Lindner , Axel Schmidt , Klaus Jurkschat , Markus Schürmann , Gerrit Bradtmöller
- Applicant Address: DE Leverkusen
- Assignee: Covestro Deutschland AG
- Current Assignee: Covestro Deutschland AG
- Current Assignee Address: DE Leverkusen
- Agency: Drinker Biddle & Reath LLP
- Priority: DE102008021980 20080502
- International Application: PCT/EP2009/002849 WO 20090418
- International Announcement: WO2009/132784 WO 20091105
- Main IPC: C08G18/24
- IPC: C08G18/24 ; B01J31/02 ; C08G18/10 ; C08G18/79
Abstract:
The present invention relates to new catalysts and production thereof as well as the preferred use thereof in the production of polyisocyanate polyaddition products. The described catalysts are tetravalent tin compounds with at least one ligand bonded via at least one oxygen atom or sulfur atom and containing at least one nitrogen atom.
Public/Granted literature
- US20110054140A1 NEW CATALYSTS AND USE THEREOF IN THE PRODUCTION OF POLYURETHANES Public/Granted day:2011-03-03
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