Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5929203 | Process for preparing high molecular weight poly(arylene sulfide) polymers using lithium salts | Carlton E. Ash, Jon F. Geibel | 1999-07-27 |
| 5393865 | Poly(arylene sulfide) fibrid particles and process for their preparation | Carlton E. Ash, Owen H. Decker, Jon F. Geibel | 1995-02-28 |
| 5280104 | Process for the preparation of poly(arylene sulfide) with low metal contamination and polymer produced | Jon F. Geibel | 1994-01-18 |
| 5235032 | Process for the preparation of poly(arylene sulfide) with low metal contamination | Jon F. Geibel | 1993-08-10 |
| 5075420 | Melt stable phenylene sulfide/sulfone polymers and method | Rex L. Bobsein, Robert W. Campbell, Michael C. Yu | 1991-12-24 |
| 5066774 | Method for the production of light colored aromatic sulfide/sulfone polymers with 1,3-dialkyl-2-imidazolidinone diluent | Jon F. Geibel, Rex L. Bobsein | 1991-11-19 |
| 5039788 | Melt stable phenylene sulfide/sulfone polymers and method | Rex L. Bobsein, Robert W. Campbell, Michael C. Yu | 1991-08-13 |
| 5037951 | Process for producing biphenylene sulfide polymer | Michael C. Yu | 1991-08-06 |
| 4774276 | Melt stabilization of poly(arylene sulfide sulfone)s | Rex L. Bobsein, Mark W. Woods, Merlin R. Lindstrom | 1988-09-27 |