发明名称 |
Method for producing urethanes composed of di-functional aromatic amines and dialkyl carbonates |
摘要 |
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. |
申请公布号 |
US8729291(B2) |
申请公布日期 |
2014.05.20 |
申请号 |
US200913058026 |
申请日期 |
2009.08.18 |
申请人 |
FRANZKE AXEL;BAUMANN ROBERT;BOCK MICHAEL;ROETTGER RODERICH;LEITNER ANDREAS;KLOETZER MATTHIAS;BASF SE |
发明人 |
FRANZKE AXEL;BAUMANN ROBERT;BOCK MICHAEL;ROETTGER RODERICH;LEITNER ANDREAS;KLOETZER MATTHIAS |
分类号 |
C07C261/00 |
主分类号 |
C07C261/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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