Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820368 | Thermally stable reactive hot melt urethane adhesive composition having a thermoplastic polymer, a compatible, curing urethane polyalkylene polyol prepolymer and a tackifying agent | John M. Zimmel, Elizabeth R. Messman, William L. Bunnelle | 1989-04-11 |
| 4808255 | Thermally stable reactive hot melt urethane adhesive composition having a thermoplastic polymer, a compatible, curing urethane polyester polyol prepolymer and a tackifying agent | John M. Zimmel, Elizabeth R. Messman, William L. Bunnelle, Jeffrey M. Swoboda | 1989-02-28 |