Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876302 | Polyurethane dispersions and the use thereof as finishing agents | Klaus Noll, Wilhelm Thoma, Klaus Nachtkamp, Walter Schroer | 1989-10-24 |
| 4870152 | Process for the production of compounds containing isocyanurate groups and olefinic double bonds and their use as binders | Jurgen Meixner, Manfred Bock, Manfred Schonfelder | 1989-09-26 |
| 4853261 | Process for the preparation of coatings with hydantoin structures by the reaction of compounds containing carbodiimide groups with unsaturated carboxylic acids | Willi Dunwald, Hans Schlegel, Reinhard Halpaap | 1989-08-01 |
| 4851531 | Isocyanurate group-containing polyisocyanates | Reinhard Halpaap, Gerhard Klein, Roland Richter, Hanns P. Muller, Hans-Joachim Kreuder | 1989-07-25 |
| 4837359 | Process for the production of polyisocyanates with biuret structures | Helmut Woynar, Klaus Konig, William E. Slack | 1989-06-06 |
| 4829122 | Process for the preparation of aqueous polyurethane dispersions and solutions | Klaus Nachtkamp, Klaus Noll, Jurgen Grammel | 1989-05-09 |
| 4814410 | Binder containing ester groups and urethane groups, process for producing and use in the production of coatings | Peter Hohlein, Eberhard Kreiss, Hans-Joachim Scholl | 1989-03-21 |
| 4803246 | Process for the preparation of polymers containing hydroxyl groups and their use for the production of polyurethanes | Manfred Dietrich, Klaus Konig, Peter Hohlein | 1989-02-07 |
| 4801675 | Process for the preparation of prepolymers containing isocyanate groups, the prepolymers obtainable by this process and their use as binders in one-component lacquers | Michael Sonntag, Klaus Konig | 1989-01-31 |