Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421331 | Systems and methods for chromium catalyst activation | Max P. McDaniel, Zhihui Gu, Anand Ramanathan, Julian Abrego, Taryn Huber +3 more | 2025-09-23 |
| 12403454 | Methods of chromium catalyst activation to reduce gels and improve melt index potential | Max P. McDaniel, Zhihui Gu, Anand Ramanathan, Julian Abrego, Taryn Huber +1 more | 2025-09-02 |
| 12202914 | Rapid activation process and activation treatments for chromium catalysts for producing high melt index polyethylenes | Max P. McDaniel, Kathy S. Clear, William C. Ellis, Deloris R. Gagan | 2025-01-21 |
| 11801490 | Methods of preparing a catalyst | Jeremy M. Praetorius, Eric D. Schwerdtfeger, Max P. McDaniel, Connor D. Boxell, Alan L. Solenberger +1 more | 2023-10-31 |
| 11331650 | Methods of preparing a catalyst | Jeremy M. Praetorius, Eric D. Schwerdtfeger, Max P. McDaniel, Connor D. Boxell, Alan L. Solenberger +1 more | 2022-05-17 |
| 11149098 | Rapid activation process and activation treatments for chromium catalysts for producing high melt index polyethylenes | Max P. McDaniel, Kathy S. Clear, William C. Ellis, Deloris R. Gagan | 2021-10-19 |
| 10287369 | Methods of preparing a catalyst | Eric D. Schwerdtfeger, Max P. McDaniel, Jeremy M. Praetorius, Kathy S. Clear, Alan L. Solenberger | 2019-05-14 |
| 10213766 | Methods of preparing a catalyst | Jeremy M. Praetorius, Eric D. Schwerdtfeger, Max P. McDaniel, Connor D. Boxell, Alan L. Solenberger +1 more | 2019-02-26 |
| 9944736 | Processes for preparing metallocene-based catalyst systems | Max P. McDaniel, Qing Yang, Dennis L. Holtermann | 2018-04-17 |
| 9796798 | Methods of preparing a catalyst | Jeremy M. Praetorius, Eric D. Schwerdtfeger, Max P. McDaniel, Connor D. Boxell, Kathy S. Collins +1 more | 2017-10-24 |
| 9587048 | Methods of preparing a catalyst | Jeremy M. Praetorius, Eric D. Schwerdtfeger, Max P. McDaniel, Connor D. Boxell, Kathy S. Collins +1 more | 2017-03-07 |
| 9493592 | Processes for preparing metallocene-based catalyst systems | Max P. McDaniel, Qing Yang, Dennis L. Holtermann, Tony R. Crain | 2016-11-15 |
| 9303099 | Methods of controlling dual catalyst olefin polymerizations with an alcohol compound | Qing Yang, Max P. McDaniel, Tony R. Crain, Albert P. Masino, John D. Stewart | 2016-04-05 |
| 9169333 | Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates | Albert P. Masino, Rex E. Murray, Qing Yang, Steve J. Secora, Kumudini C. Jayaratne +4 more | 2015-10-27 |
| 8957168 | Methods for controlling dual catalyst olefin polymerizations with an alcohol compound | Qing Yang, Max P. McDaniel, Tony R. Crain, Albert P. Masino, John D. Stewart | 2015-02-17 |
| 8852748 | Polyethylene film having improved barrier properties and methods of making same | Ashish M. Sukhadia, Max P. McDaniel, Rajendra K. Krishnaswamy, Lawrence Szmutko | 2014-10-07 |
| 8790579 | Continuous catalyst activator | Elizabeth A. Benham, Max P. McDaniel, Charles K. Newsome, Charles R. Nease, H. Kenneth Staffin +1 more | 2014-07-29 |
| 8748546 | Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates | Albert P. Masino, Rex E. Murray, Qing Yang, Steve J. Secora, Kumudini C. Jayaratne +4 more | 2014-06-10 |
| 8680218 | Methods for controlling dual catalyst olefin polymerizations with an organozinc compound | Qing Yang, Max P. McDaniel, Errun Ding, Tony R. Crain, Gary L. Glass | 2014-03-25 |
| 8487053 | Methods for removing polymer skins from reactor walls | George R. Rajaendran, Max P. McDaniel, Gregory G. Hendrickson, John D. Stewart, John D. Hottovy +7 more | 2013-07-16 |
| 8450436 | Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates | Albert P. Masino, Rex E. Murray, Qing Yang, Steve J. Secora, Kumudini C. Jayaratne +4 more | 2013-05-28 |
| 8410329 | Ethylene separation | John D. Hottovy | 2013-04-02 |
| 8396600 | Prediction and control solution for polymerization reactor operation | Gregory G. Hendrickson, Chih-An Hwang | 2013-03-12 |
| 8349264 | Continuous catalyst activator | Elizabeth A. Benham, Max P. McDaniel, Charles K. Newsome, Charles R. Nease, H. Kenneth Staffin +1 more | 2013-01-08 |
| 8329834 | Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates | Albert P. Masino, Rex E. Murray, Qing Yang, Steve J. Secora, Kumudini C. Jayaratne +4 more | 2012-12-11 |