Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868277 | Polyamide resins with good toughness properties | — | 1989-09-19 |
| 4822827 | Thermoplastic polyurethanes with high glass transition temperatures | Henry W. Bonk, Benjamin S. Ehrlich | 1989-04-18 |
| 4806589 | Poly(alkylene terephthalate) compositions having improved crystallization rate and properties | Kemal Onder | 1989-02-21 |