Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4497962 | Preparation of polysiloxane/polyoxyalkylene copolymer useful as stabilizers in making polyurethane foams | Armand de Montigny, Hans-Walter Illger, Hans-Heinrich Moretto | 1985-02-05 |
| 4355171 | Preparation of polysiloxane/polyoxyalkylene copolymer useful as stabilizers in making polyurethane foams | Armand de Montigny, Hans-Walter Illger, Hans-Heinrich Moretto | 1982-10-19 |