Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877850 | Buffer wash of polyarylene sulfides | Afif M. Nesheiwat | 1989-10-31 |
| 4820800 | Arylene sulfide polymers | Guy Senatore | 1989-04-11 |
| 4814224 | Poly(arylene sulfide ketone) composites | Roger G. Gaughan, Michael Duane Cliffton | 1989-03-21 |
| 4812552 | Process for preparing poly(arylene sulfide ketone) with water addition | Michael Duane Cliffton | 1989-03-14 |
| 4808694 | Poly(arylene sulfide sulfone) polymer containing ether groups | James T. Edmonds, Jr., Rex L. Bobsein, Jim J. Straw | 1989-02-28 |