Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404357 | Dual metallocene bimodal HDPE resins with improved stress crack resistance | Youlu Yu, Ashish M. Sukhadia, David A. Soules, Jeremy M. Praetorius, Vivek Rohatgi | 2025-09-02 |
| 12351657 | Controlling long-chain branch content with dual activator-supports | Max P. McDaniel, Graham R. Lief, Carlos A. Cruz, Yongwoo Inn, Jared L. Barr | 2025-07-08 |
| 12351670 | Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization | Max P. McDaniel, Ryan N. Rose, Kathy S. Clear, Graham R. Lief, Eric D. Schwerdtfeger +3 more | 2025-07-08 |
| 12319770 | High porosity fluorided silica-coated alumina activator-supports and uses thereof in metallocene-based catalyst systems for olefin polymerization | Max P. McDaniel, Eric D. Schwerdtfeger, Carlos A. Cruz, Jinping Zhou, Anand Ramanathan +2 more | 2025-06-03 |
| 12297304 | Catalyst composition and method for preparing polyethylene | Graham R. Lief, Eric J. Haschke | 2025-05-13 |
| 12246312 | Processes for producing fluorided solid oxides and uses thereof in metallocene-based catalyst systems | Max P. McDaniel, Kathy S. Clear, Tony R. Crain | 2025-03-11 |
| 12240933 | Processes for preparing metallocene-based catalyst systems for the control of long chain branch content | Max P. McDaniel, Tony R. Crain | 2025-03-04 |