Issued Patents All Time
Showing 101–125 of 537 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220564 | Methods of preparing a catalyst | Kathy S. Clear, Eric D. Schwerdtfeger, Jeremy M. Praetorius | 2022-01-11 |
| 11208514 | Silica-coated alumina activator-supports for metallocene catalyst compositions | Qing Yang, Randy S. Muninger, Elizabeth A. Benham, Kathy S. Clear | 2021-12-28 |
| 11186656 | Preparation of large pore silicas and uses thereof in chromium catalysts for olefin polymerization | Kathy S. Clear, Carlton E. Ash, Stephen L. Kelly, Amanda B. Allemand | 2021-11-30 |
| 11186662 | Metallocene catalyst systems with chemically-treated solid oxides for producing ethylene-based plastomers and elastomers | Scott E. Kufeld | 2021-11-30 |
| 11180435 | Chromium-catalyzed production of alcohols from hydrocarbons | Carlos A. Cruz, Masud M. Monwar, Jared L. Barr, Kathy S. Clear, William C. Ellis | 2021-11-23 |
| 11173475 | Light treatment of chromium catalysts and related catalyst preparation systems and polymerization processes | Kathy S. Clear, William C. Ellis, Eric D. Schwerdtfeger, Deloris R. Gagan, Carlos A. Cruz +1 more | 2021-11-16 |
| 11174378 | Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low haze | Chung Ching Tso, Errun Ding, Randall S. Muninger, John T. Blagg, Yongwoo Inn +2 more | 2021-11-16 |
| 11149098 | Rapid activation process and activation treatments for chromium catalysts for producing high melt index polyethylenes | Kathy S. Clear, William C. Ellis, Deloris R. Gagan, Ted H. Cymbaluk | 2021-10-19 |
| 11142491 | Chromium-catalyzed production of diols from olefins | Jared L. Barr, Carlos A. Cruz, Masud M. Monwar, Kathy S. Clear | 2021-10-12 |
| 11125688 | Use of turbidimeter for measurement of solid catalyst system component in a reactor feed | Eric D. Schwerdtfeger, Daniel G. Hert | 2021-09-21 |
| 11125680 | Methods for determining the activity of an activated chemically-treated solid oxide in olefin polymerizations | Qing Yang, Richard M. Buck, Tony R. Crain, Ryan N. Rose | 2021-09-21 |
| 11124586 | Particle size control of metallocene catalyst systems in loop slurry polymerization reactors | Carlton E. Ash, Kathy S. Clear, Eric D. Schwerdtfeger, Carlos A. Cruz, Jeremy M. Praetorius +1 more | 2021-09-21 |
| 11117122 | Methods of preparing a catalyst utilizing hydrated reagents | Kathy S. Clear, Jeremy M. Praetorius, Eric D. Schwerdtfeger, Mitchell D. Refvik, Mark L. Hlavinka | 2021-09-14 |
| 11110443 | Methods of preparing a catalyst utilizing hydrated reagents | Kathy S. Clear, Jeremy M. Praetorius, Eric D. Schwerdtfeger, Mitchell D. Refvik, Mark L. Hlavinka | 2021-09-07 |
| 11078143 | Chromium-catalyzed production of alcohols from hydrocarbons | Carlos A. Cruz, Masud M. Monwar, Jared L. Barr, William C. Ellis | 2021-08-03 |
| 11066499 | Medium density polyethylene compositions | Ashish M. Sukhadia, Guylaine St. Jean, Qing Yang | 2021-07-20 |
| 11028258 | Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low haze | Chung Ching Tso, Errun Ding, Randall S. Muninger, John T. Blagg, Yongwoo Inn +2 more | 2021-06-08 |
| 10988557 | Methods of preparing a catalyst utilizing hydrated reagents | Kathy S. Clear, Eric D. Schwerdtfeger, Jeremy M. Praetorius | 2021-04-27 |
| 10961331 | Ethylene homopolymers with a reverse short chain branch distribution | Brooke L. Small, Matthew F. Milner, Paul J. DesLauriers | 2021-03-30 |
| 10919996 | Silica-coated alumina activator-supports for metallocene catalyst compositions | Qing Yang, Randy S. Muninger, Elizabeth A. Benham, Kathy S. Clear | 2021-02-16 |
| 10899855 | Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom | Ashish M. Sukhadia, Errun Ding, Guylaine St. Jean, Qing Yang, Daniel G. Hert +1 more | 2021-01-26 |
| 10894249 | Methods of preparing a catalyst utilizing hydrated reagents | Kathy S. Clear, Jeremy M. Praetorius, Eric D. Schwerdtfeger, Mitchell D. Refvik, Mark L. Hlavinka | 2021-01-19 |
| 10894250 | Methods of preparing a catalyst utilizing hydrated reagents | Kathy S. Clear, Jeremy M. Praetorius, Eric D. Schwerdtfeger, Mitchell D. Refvik, Mark L. Hlavinka | 2021-01-19 |
| 10889664 | Surfactant as titanation ligand | Kathy S. Clear, William C. Ellis, Deloris R. Gagan | 2021-01-12 |
| 10858456 | Aqueous titanation of Cr/silica catalysts by the use of acetylacetonate and another ligand | Kathy S. Clear, William C. Ellis, Deloris R. Gagan | 2020-12-08 |