Invention Grant
- Patent Title: Catalyst for the synthesis of organic carbonates, process for preparing the same and application thereof
- Patent Title (中): 用于合成有机碳酸酯的催化剂，其制备方法及其应用
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Application No.: US12738687Application Date: 2008-10-17
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Publication No.: US08445713B2Publication Date: 2013-05-21
- Inventor: Stefan Wershofen , Stephan Klein , Zhiping Zhou , Xinkui Wang , Junwei Wang , Maoqing Kang
- Applicant: Stefan Wershofen , Stephan Klein , Zhiping Zhou , Xinkui Wang , Junwei Wang , Maoqing Kang
- Applicant Address: DE Leverkusen
- Assignee: Bayer MaterialScience AG
- Current Assignee: Bayer MaterialScience AG
- Current Assignee Address: DE Leverkusen
- Agent Lyndanne M. Whalen
- Priority: CN200710047306 20071022
- International Application: PCT/EP2008/008793 WO 20081017
- International Announcement: WO2009/052996 WO 20090430
- Main IPC: C07C69/96
- IPC: C07C69/96 ; C07C271/12 ; C01F17/00
Abstract:
The present invention relates to a catalyst for the synthesis of organic carbonates, the preparation of the catalyst and the application of this catalyst in the synthesis of organic carbonates from reacting urea and hydroxyl group containing compounds. The catalyst provided in this invention is a calcinate of hydrous salt containing rare earth element at a moderate calcining temperature.
Public/Granted literature
- US20100312001A1 CATALYST FOR THE SYNTHESIS OF ORGANIC CARBONATES, PROCESS FOR PREPARING THE SAME AND APPLICATION THEREOF Public/Granted day:2010-12-09
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