Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871780 | Porous copolymer resins | — | 1989-10-03 |
| 4871801 | Reactive polyvinyl chloride and polymer products made therefrom | — | 1989-10-03 |
| 4797443 | Stabilized vinyl halide resins and compositions and articles made therefrom | Josef C. Vyvoda | 1989-01-10 |
| 4797458 | Colloidal stable vinyl halide polymerizations with mercaptan chain transfer agents | — | 1989-01-10 |