Lizhi LIU

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BEIJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polyester composition and preparation method therefor
- Patent number 10,934,391
- Issue date Mar 2, 2021
- China Petroleum and Chemical Corporation
- Cui Zheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polyester Composition, Preparation Method Therefor and Application...
- Publication number 20190270882
- Publication date Sep 5, 2019
- China Petroleum and Chemical Corporation
- Cui ZHENG
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Polyester Composition and Preparation Method Therefor
- Publication number 20190264022
- Publication date Aug 29, 2019
- China Petroleum and Chemical Corporation
- Cui ZHENG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polyester Composition and Preparation Method Therefor
- Publication number 20190256649
- Publication date Aug 22, 2019
- China Petroleum and Chemical Corporation
- Cui ZHENG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...