Liangfeng CHEN

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Patents Grantslast 30 patents

Information Patent Grant
Supported quaternary phosphonium catalyst, preparation and use thereof
- Patent number 9,416,093
- Issue date Aug 16, 2016
- China Petroleum and Chemical Corporation
- Liangfeng Chen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SUPPORTED QUATERNARY PHOSPHONIUM CATALYST, PREPARATON AND USE THEREOF
- Publication number 20130317179
- Publication date Nov 28, 2013
- Shanghai Research Institute of Petrochemical Technology, Sinopec
- Liangfeng CHEN
- C07 - ORGANIC CHEMISTRY