Yongqing Li

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
N-heterocyclic carbene type palladium catalyst and its preparation...
- Patent number 9,656,256
- Issue date May 23, 2017
- SHANGHAI RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD.
- An Shen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING HIGH VISCOSITY INDEX POLY-ALPHA-OLEFIN
- Publication number 20220403278
- Publication date Dec 22, 2022
- China Petroleum and Chemical Corporation
- Zhaolin YIN
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
N-HETEROCYCLIC CARBENE TYPE PALLADIUM CATALYST AND ITS PREPARATION...
- Publication number 20160175828
- Publication date Jun 23, 2016
- Shanghai Research Institute of Chemical Industry
- An SHEN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL