Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596921 | Multicomponent superabsorbent gel particles | Thomas W. Beihoffer, Michael A. Mitchell, Mark Anderson | 2003-07-22 |
| 6555502 | Multicomponent superabsorbent gel particles | Thomas W. Beihoffer, Michael A. Mitchell, Mark Anderson | 2003-04-29 |
| 6462122 | Intercalates formed with polypropylene/maleic anhydride-modified polypropylene intercalants | Guoqiang Qian, Tie Lan, Aaron M. Fay | 2002-10-08 |
| 6407155 | Intercalates formed via coupling agent-reaction and onium ion-intercalation pre-treatment of layered material for polymer intercalation | Guoqiang Qian, Tie Lan, Aaron M. Fay | 2002-06-18 |
| 6392116 | Diapers having improved acquisition rates | Thomas W. Beihoffer, Michael A. Mitchell, Mark Anderson | 2002-05-21 |
| 6376618 | Surface-treated superabsorbent polymer particles | Michael A. Mitchell, David Eckert | 2002-04-23 |
| 6376072 | Multicomponent superabsorbent fibers | Samantha J. Evans, John A. Henderson, Michael A. Mitchell | 2002-04-23 |
| 6342298 | Multicomponent superabsorbent fibers | Samantha J. Evans, John A. Henderson, Michael A. Mitchell | 2002-01-29 |
| 6232388 | Intercalates formed by co-intercalation of onium ion spacing/coupling agents and monomer, oligomer or polymer MXD6 nylon intercalants and nanocomposites prepared with the intercalates | Tie Lan, Hannah T. Cruz | 2001-05-15 |
| 6229062 | Superabsorbent polymer containing odor controlling compounds and methods of making the same | Kathleen Mandell, Jerald W. Darlington, Jr. | 2001-05-08 |
| 6225394 | Intercalates formed by co-intercalation of onium ion spacing/coupling agents and monomer, oligomer or polymer ethylene vinyl alcohol (EVOH) intercalants and nanocomposites prepared with the intercalates | Tie Lan, Vasiliki Psihogios | 2001-05-01 |
| 6222091 | Multicomponent superabsorbent gel particles | Thomas W. Beihoffer, Michael A. Mitchell, Mark Anderson | 2001-04-24 |
| 6140550 | Water-absorbent article and method | Thomas W. Beihoffer | 2000-10-31 |
| 5998493 | Hydrophilic/oleophilic microcellular foam and method for making same | Michael A. Mitchell | 1999-12-07 |
| 5900437 | Hydrophilic/oleophilic microcellular foam and method for making same | Michael A. Mitchell | 1999-05-04 |
| 5773546 | Process for polymerization of water-soluable and water-insoluable carboxylic acid polymers and copolymers in a silicone oil solvent | Milan F. Sojka | 1998-06-30 |
| 5618877 | Process for polymerization of water-soluble and water-insoluble carboxylic acid polymers and copolymers in a silicone oil solvent | Milan F. Sojka | 1997-04-08 |
| 5514754 | Method of increasing the size and absorption under load of superabsorbent fine particles by impregnation with an aqueous acrylic monomer solution | John A. Henderson, David M. Lucas | 1996-05-07 |
| 5486569 | Method of increasing the size and/or absorption under load of superabsorbent polymers by surface cross-linking and subsequent agglomeration of undersized particcles | John A. Henderson, David M. Lucas | 1996-01-23 |