Issued Patents 1989
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889914 | Preparation of carbon monoxide/olefin copolymer with removal of s/Fe from carbon monoxide monomer | Maarten M. Geuze, James A. Salter | 1989-12-26 |
| 4880909 | Removal of catalyst residues from carbon monoxide/olefin polymers with oxidant/phosphine treatment | Michael Doyle | 1989-11-14 |
| 4880903 | Polyketone from carbon monoxide and mixture of olefins | Eit Drent, Ebel Klei, Kenzie Nozaki | 1989-11-14 |
| 4868282 | Polyketone preparation from regulated quotient mixture of olefins | Eit Drent, Ebel Klei, Kenzie Nozaki | 1989-09-19 |
| 4859644 | Catalyst compositions and a process for polymerizing carbon monoxide and olefins | Eit Drent | 1989-08-22 |
| 4859645 | Catalyst compositions and a process for polymerizing carbon monoxide and olefins | Eit Drent | 1989-08-22 |
| 4855401 | Removal of catalyst remnants from carbon monoxide/olefin polymers at temperatures higher than polymerization temperatures | — | 1989-08-08 |
| 4855400 | Removal of catalyst residues from carbon monoxide/olefin polymers with catalyst complexing agent | Michael Doyle | 1989-08-08 |
| 4851379 | Catalyst compositions and a process for polymerizing carbon monoxide and olefins | Eit Drent | 1989-07-25 |
| 4843144 | Polymerization of carbon monoxide/olefin with P ligand having polar aryl group | Richard L. Wife | 1989-06-27 |
| 4831113 | Process for polymerizing carbon monoxide and olefins with a quinone | Eit Drent | 1989-05-16 |
| 4824935 | Process for polymerizing carbon monoxide and olefins with ether | Eit Drent | 1989-04-25 |
| 4824934 | Process for polymerizing carbon monoxide with a quinone | Eit Drent | 1989-04-25 |
| 4808699 | Process for preparing polymers of carbon monoxide and ethylene under specified pressures | Michael Doyle | 1989-02-28 |