Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845367 | Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated alumina | Errun Ding, Qing Yang, Youlu Yu | 2017-12-19 |
| 9758599 | Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated alumina | Errun Ding, Qing Yang, Lloyd W. Guatney | 2017-09-12 |
| 9540457 | Ziegler-natta—metallocene dual catalyst systems with activator-supports | Errun Ding, Qing Yang, Lloyd W. Guatney | 2017-01-10 |
| 9540465 | Boron-bridged metallocene catalyst systems and polymers produced therefrom | Qing Yang, Tony R. Crain | 2017-01-10 |