Invention Grant
US08729291B2 Method for producing urethanes composed of di-functional aromatic amines and dialkyl carbonates
有权
用于制备由二官能芳族胺和碳酸二烷基酯组成的聚氨酯的方法
- Patent Title: Method for producing urethanes composed of di-functional aromatic amines and dialkyl carbonates
- Patent Title (中): 用于制备由二官能芳族胺和碳酸二烷基酯组成的聚氨酯的方法
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Application No.: US13058026Application Date: 2009-08-18
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Publication No.: US08729291B2Publication Date: 2014-05-20
- Inventor: Axel Franzke , Robert Baumann , Michael Bock , Roderich Roettger , Andreas Leitner , Matthias Kloetzer
- Applicant: Axel Franzke , Robert Baumann , Michael Bock , Roderich Roettger , Andreas Leitner , Matthias Kloetzer
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: EP08105102 20080822
- International Application: PCT/EP2009/060644 WO 20090818
- International Announcement: WO2010/020621 WO 20100225
- Main IPC: C07C261/00
- IPC: C07C261/00
Abstract:
A process for preparing urethanes by reacting aromatic diamines with a dialkyl carbonate, wherein the alkyl radical of the organic dialkyl carbonate comprises 2-18 carbon atoms and one or more heteroatoms and the reaction is performed in the presence of a catalyst.
Public/Granted literature
- US20110137067A1 METHOD FOR PRODUCING URETHANES COMPOSED OF DI-FUNCTIONAL AROMATIC AMINES AND DIALKYL CARBONATES Public/Granted day:2011-06-09
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