Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879354 | Miscible blends of an amide and/or imide containing polymer and a polyarylate | Markus Matzner, Lloyd M. Robeson | 1989-11-07 |
| 4861915 | Poly (aryl ether ketone) block copolymers | Robert A. Clendinning, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner, Paul A. Winslow | 1989-08-29 |
| 4849503 | Novel poly(aryl ethers) | Robert J. Cotter, Stephen B. Rimsa, Robert Barclay, Jr., George T. Kwiatkowski | 1989-07-18 |
| 4818803 | Poly(aryl ether sulfone) compositions having improved flow properties | — | 1989-04-04 |
| 4804723 | Miscible blends of poly(aryl ether sulfones) | Lloyd M. Robeson | 1989-02-14 |
| 4804724 | Blends of a biphenyl containing poly (aryl ether sulfone) and a poly (aryl ether ketone) | Lloyd M. Robeson | 1989-02-14 |