Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239969 | Spherical magnesium halide adduct, a catalyst component and a catalyst for olefin polymerization prepared therefrom | Xianzhi Xia, Yuexiang Liu, Jigui Zhang, Xinsheng Wang, Ping Gao +6 more | 2019-03-26 |
| 9951157 | Spherical carriers for olefin polymerization catalyst, catalyst components, catalyst, and preparation methods therefor | Weili Li, Xianzhi Xia, Yuexiang Liu, Yongtai Ling, Jin Zhao +8 more | 2018-04-24 |
| 9809663 | Catalyst component for olefin polymerization, preparation method thereof, and catalyst comprising same | Xianzhi Xia, Jin Zhao, Weili Li, Yuexiang Liu, Yongtai Ling +4 more | 2017-11-07 |
| 9499569 | Spherical magnesium halide adduct, a catalyst component and a catalyst for olefin polymerization prepared therefrom | Xianzhi Xia, Yuexiang Liu, Jigui Zhang, Xinsheng Wang, Ping Gao +6 more | 2016-11-22 |
| 9353197 | Catalyst component for olefin polymerization and preparation method thereof | Xianzhi Xia, Jin Zhao, Yuexiang Liu, Jigui Zhang, Weili Li +5 more | 2016-05-31 |
| 9321857 | Carrier for olefin polymerization catalyst, preparation method and application thereof | Weili Li, Xianzhi Xia, Yuexiang Liu, Jigui Zhang, Suzhen Qiao +7 more | 2016-04-26 |
| 9243086 | Catalyst component for olefin polymerization and catalyst comprising the same | Weili Li, Xianzhi Xia, Yuexiang Liu, Jigui Zhang, Suzhen Qiao +7 more | 2016-01-26 |
| 9068026 | Magnesium halide adducts, catalyst components and catalysts comprising the same, and preparation processes thereof | Xianzhi Xia, Yuexiang Liu, Jin Zhao, Jigui Zhang, Yongtai Ling +6 more | 2015-06-30 |
| 6387839 | Compound catalyst system for synthesizing polyethylenes or copolymers of ethylene having bimodal or broad molecular weight distributions, process for preparing the same and use of the same | Maozhu Jin, Yuexiang Liu, Huibo Shen, Meizhen Yin, Zhaowen Ma +4 more | 2002-05-14 |