Limei YU

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Dalian, CN

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Patents Grantslast 30 patents

Information Patent Grant
Self-regulating external electron donor-containing catalyst used fo...
- Patent number 11,359,032
- Issue date Jun 14, 2022
- Yingkou Xiangyang Catalyst Co., Ltd.
- Licai Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Universal alpha-olefin polymerization catalyst, and application the...
- Patent number 11,220,560
- Issue date Jan 11, 2022
- YINGKOU XIANGYANG CATALYST CO., LTD.
- Licai Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Internal electron donor compound for preparing α-olefin polymerizat...
- Patent number 11,186,660
- Issue date Nov 30, 2021
- Yingkou Xiangyang Catalyst Co., Ltd.
- Licai Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Internal electron donor compound for preparing α-olefin polymerizat...
- Patent number 10,287,371
- Issue date May 14, 2019
- Yingkou Xiangyang Catalyst Co., Ltd.
- Licai Wang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
UNIVERSAL ALPHA-OLEFIN POLYMERIZATION CATALYST, AND APPLICATION THE...
- Publication number 20190309099
- Publication date Oct 10, 2019
- Yingkou Xiangyang Catalyst Co., Ltd.
- Licai Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
INTERNAL ELECTRON DONOR COMPOUND FOR PREPARING ALPHA-OLEFIN POLYMER...
- Publication number 20190218317
- Publication date Jul 18, 2019
- YINGKOU XIANGYANG CATALYST CO., LTD
- Licai WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SELF-REGULATING EXTERNAL ELECTRON DONOR-CONTAINING CATALYST USED FO...
- Publication number 20190211116
- Publication date Jul 11, 2019
- Yingkou Xiangyang Catalyst Co., Ltd.
- Licai Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Internal Electron Donor Compound for Preparing Alpha-olefin Polymer...
- Publication number 20160229935
- Publication date Aug 11, 2016
- YINGKOU XIANGYANG CATALYST CO., LTD
- Licai WANG
- C07 - ORGANIC CHEMISTRY