Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835241 | Epoxy coatings using acrylate esters, polyetherpolyamines and piperazine(s) | — | 1989-05-30 |
| 4828879 | Polymer concrete composition for cementitious road repair and overlay | Kathy B. Sellstrom | 1989-05-09 |
| 4826930 | Melamine-diamine condensates and the cure of 1,2-epoxide resins therewith | Robert L. Zimmerman, George P. Speranza | 1989-05-02 |
| 4825000 | Phenyl glycidyl ether modified polyoxyalkylene diamines and epoxy resin compositions therefrom | John M. Larkin, Robert L. Zimmerman, Michael Cuscurida | 1989-04-25 |
| 4800222 | Accelerator for curing epoxy resins comprising piperazine, triethanolamine and tris(dimethylaminomethyl)phenol | — | 1989-01-24 |