Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350777 | Impermeable molded articles of cellular polyurethane elastomers produced with organofunctional polysiloxane-derivatives and their use as spring elements | Paul Henrichs, Hans-Georg Hoppe, Wolfgang Grimm | 1982-09-21 |
| 4331778 | Process for the production of polyurethane plastics | Claus-Dieter Sommerfeld, Kuno Wagner, Manfred Kapps | 1982-05-25 |
| 4328321 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as additives for the production of polyurethane foams which are capable of being flame laminated and high frequency welded | Heinz Muller, Peter Seifert, Kuno Wagner, Kurt Findeisen, Klaus Konig | 1982-05-04 |
| 4310633 | Hexahydrotriazine carboxylates and the use thereof as catalysts in the production of polyisocyanurate plastics | Johannes Blahak, Rolf Wiedermann | 1982-01-12 |