Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868271 | Novel aromatic polymers | Klaus J. Dahl, Heinrich C. Gors, Viktors Jansons, Richard Whiteley | 1989-09-19 |
| 4845179 | Preparation of organic polymers using organometallic capped monomers to produce metal free polymers | Ian D. H. Towle | 1989-07-04 |
| 4843131 | Preparation of poly(arylene ether ketones) by sequential oligomerization and polymerization in distinct reaction zones | Paul Becker, Larry M. Edwards, A. Brian Macknick, Stephen Moore, Ronald J. Mosso | 1989-06-27 |
| 4814508 | Friedel-crafts preparation of aromatic ketones | Heinrich C. Gors, Viktors Jansons | 1989-03-21 |