Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4448904 | Reaction injection molded elastomer using a methylene bis(phenyliscoyanate) containing 2,4' isomer in amounts greater than about 10 percent | — | 1984-05-15 |
| 4444910 | Reaction injection molded elastomers made using a polyurethane organometallic catalyst amine terminated polyethers amine terminated chain extender and aromatic polyisocyanate | Doris M. Rice, Rodney F. Lloyd | 1984-04-24 |
| 4444703 | Reinforced reaction injection molded elastomers | Doris M. Rice | 1984-04-24 |
| 4433067 | Reaction injection molded elastomers prepared from amine terminated polyethers, amine terminated chain extender and aromatic polyisocyanate | Doris M. Rice | 1984-02-21 |
| 4420570 | Reaction injection molded elastomer containing an internal mold release made by a two-stream system | — | 1983-12-13 |
| 4362824 | Method for making RIM polyurethane elastomers using as the catalyst system dimethylethanolamine, dibutyltin dilaurate and an alkyltin mercaptide | Doris M. Rice | 1982-12-07 |
| 4350778 | Method for making RIM polyurethane elastomers using as the catalyst system a hydroxyalkylamine, dibutyltin dilaurate and an alkyltin mercaptide | Doris M. Rice, Robert L. Zimmerman | 1982-09-21 |
| 4350779 | Method for making RIM polyurethane elastomers using as the catalyst system methyldiethanolamine, dibutyltin dilaurate and an alkyltin mercaptide | David R. McCoy | 1982-09-21 |
| 4301110 | Rim elastomers with improved heat distortion and tear properties | Michael Cuscurida, Doris M. Rice | 1981-11-17 |
| 4273884 | Stable emulsions of polyols and crosslinkers for polyurethanes | — | 1981-06-16 |
| 4273885 | Novel catalyst system for RIM elastomers | Doris M. Rice | 1981-06-16 |
| 4272618 | Heat stable reaction injection molded elastomers | Doris M. Rice | 1981-06-09 |
| 4254069 | Heat stable reaction injection molded elastomers | Doris M. Rice | 1981-03-03 |