Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859733 | Polyolefin compositions containing trialkanolamines | David J. Mitchell | 1989-08-22 |
| 4803259 | Isopropanolamines as catalyst deactivators in solution process for polymerization of alpha-olefins | David J. Mitchell | 1989-02-07 |