Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847347 | Alkylated triamines and higher polyamines as curing agents in polyurethane manufacture by reaction injection molding | David W. House, Ray V. Scott, Jr. | 1989-07-11 |
| 4806616 | N-N'-dialkylphenylenediamines as curing agents in polyurethane and polyurea manufacture by reaction injection molding | Ray V. Scott, Jr., David W. House, Dusan J. Engel | 1989-02-21 |