Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673729 | Paper auxiliary from condensation product of aliphatic polyol-ether-amine and compound polyfunctional toward amino groups | Wolf-Dieter Schroer, Janos Muszik, Gunther Cramm | 1987-06-16 |
| 4435532 | Use of zinc salts of mercaptobenzimidazole and dithiophosphoric acid esters for the preparation of nitrile rubber/polyvinyl chloride mixtures | Joachim Thormer, Hans H. Bertram, Helmut Hurnik | 1984-03-06 |