Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359550 | Polyisocyanurate polymers, dispersions, and cellular and non-cellular polyurethane products prepared therefrom | Thirumurti Narayan, Gerhard G. Ramlow | 1982-11-16 |
| 4332953 | Carbamylbiuret-modified polyisocyanates | Donald L. Christman | 1982-06-01 |
| 4331809 | Carbamylbiuret-modified polyisocyanates | Donald L. Christman | 1982-05-25 |
| 4331810 | Carbamylbiuret-modified polyisocyanates | Donald L. Christman | 1982-05-25 |
| 4330636 | Carbamylbiuret-modified polyisocyanates | Donald L. Christman | 1982-05-18 |