Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987142 | Adhesives and sealants from controlled distribution block copolymers | David J. St. Clair, Carl L. Willis | 2006-01-17 |
| 6759454 | Polymer modified bitumen compositions | Keith E. Stephens, Robert Q. Kluttz, Carl L. Willis | 2004-07-06 |
| 6699941 | Block copolymer | David T. Williamson, Carl L. Willis | 2004-03-02 |
| 6534617 | Extruder process for making thermoplastic polyurethanes | Alan Michael Batt, Michael A. Masse, Christinus Cornelis van de Kamp | 2003-03-18 |
| 6492466 | Increased throughput in the manufacture of anionic polymers by reduction in polymer cement viscosity through the addition of metal alkyls | Carl L. Willis, Robert C. Bening, Peter Taylor Murany, Steven Jon Weddle | 2002-12-10 |
| 6492469 | Increased throughput in the manufacture of anionic polymers by reduction in polymers by reduction in polymer cement viscosity through the addition of metal alkyls | Carl L. Willis, Robert C. Bening, Peter Taylor Murany, Steven Jon Weddle | 2002-12-10 |
| 6462143 | Gel-free process for making functionalized anionically polymerized polymers | Carl L. Willis, Daniel E. Goodwin, Robert C. Bening, John D. Wilkey | 2002-10-08 |
| 6391981 | Increased throughput in the manufacture of anionic polymers by reduction in polymer cement viscosity through the addition of metal alkyls | Carl L. Willis, Robert C. Bening, Peter Taylor Murany, Steven Jon Weddle | 2002-05-21 |
| 6323299 | Method for producing mixed polyol thermoplastic polyurethane compositions | Sudha Mohindra, Michael A. Masse, David J. St. Clair | 2001-11-27 |
| 6187873 | Increased throughput in the manufacture of block copolymers by reduction in polymer cement viscosity through the addition of polar solvents | David Ralph Stewart, John D. Wilkey | 2001-02-13 |
| 6111049 | Polyurethanes having improved moisture resistance | Aisa Sendijarevic, Vahid Sendijarevic, Kurt C. Frisch, Jozef Lucien Rudolf Cenens, Steven S. Chin +1 more | 2000-08-29 |
| 5955559 | Cast polyurethane elastomers containing low polarity amine curing agents | Steven S. Chin, Aisa Sendijarevic, Vahid Sendijarevic, Kurt C. Frisch | 1999-09-21 |
| 5864001 | Polyurethanes made with polydiene diols, diisocyanates, and dimer diol chain extender | Michael A. Masse | 1999-01-26 |
| H1703 | Removal of lithium from polymer cements | John D. Wilkey, Zaida Diaz | 1998-01-06 |
| 5594072 | Liquid star polymers having terminal hydroxyl groups | Carl L. Willis, Daniel E. Goodwin, David J. St. Clair | 1997-01-14 |
| 5460739 | Star polymer viscosity index improver for oil compositions | Robert B. Rhodes, Craig A. Stevens | 1995-10-24 |
| 5458796 | Synthesis of polyisobutylene star-branched polymers via living carbocationic polymerization | Robson F. Storey, Donn A. DuBois, Bret Ja Chisholm | 1995-10-17 |
| 5446104 | Crosslinkable low viscosity star polymer blends | James R. Erickson, David Ralph Stewart | 1995-08-29 |
| 5428114 | Randomly epoxidized small star polymers | James R. Erickson, Steven H. Dillman, Carl L. Willis, Robert J. Sutherland | 1995-06-27 |
| 5405911 | Butadiene polymers having terminal functional groups | Daniel E. Goodwin, Carl L. Willis, David J. St. Clair, John D. Wilkey, Michael J. Modic +1 more | 1995-04-11 |
| 5393843 | Butadiene polymers having terminal functional groups | Daniel E. Goodwin, Carl L. Willis, David J. St. Clair, John D. Wilkey, Michael J. Modic +1 more | 1995-02-28 |
| 5376745 | Low viscosity terminally functionalized isoprene polymers | Robert C. Bening, Carl L. Willis | 1994-12-27 |
| 5356993 | Coreactive conjugated diene polymer compositions which phase separate when cured | James R. Erickson, Michael A. Masse, Steven H. Dillman, Esther M. Zimmermann | 1994-10-18 |
| 5349046 | Polymerization of .beta.-lactones under rim conditions | Sharon M. Beshouri, Pui K. Wong | 1994-09-20 |
| 5254629 | Polymerization of cyclic olefins | Donald R. Kelsey | 1993-10-19 |