Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4537941 | Lignin-modified phenolic adhesives for pressed wood products | Antoine Berchem, Dennis Gregoire, Jaroslav Rybicky | 1985-08-27 |
| 4297264 | Process for preparing alkoxylated cross linking agents by preparing (a) an aqueous alkanolic alkoxylated amino resin (b) azeotropic distillation and (c) distilling excess alcohol | Robert S. De Ruiter | 1981-10-27 |