Xueqin Zhang

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
METALLOCENE COMPLEX WITH A HETEROATOM-CONTAINING PI-LIGAND AND PREP...
- Publication number 20200062874
- Publication date Feb 27, 2020
- Petrochina Company Limited
- Shixuan XIN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METALLOCENE COMPLEX WITH A HETEROATOM-CONTAINING PI-LIGAND AND PREP...
- Publication number 20180079843
- Publication date Mar 22, 2018
- Petrochina Company Limited
- Shixuan XIN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polymer/clay nanocomposite materials and process for the preparatio...
- Publication number 20050282948
- Publication date Dec 22, 2005
- China Petroleum and Chemical Corporation
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...