Issued Patents All Time
Showing 76–100 of 155 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990583 | Copolymers containing isocyanate and acid anhydride groups, a process for their preparation and their use as a binder components | Christian Wamprecht, Harald Blum | 1991-02-05 |
| 4980500 | Process for the preparation of biuret polyisocyanates, the compounds obtained by this process and their use | Manfred Schonfelder, Manfred Schmidt | 1990-12-25 |
| 4975493 | Process for the production of moisture-hardening binder compositions and their use | Harald Blum, Christian Wamprecht, Michael Sonntag | 1990-12-04 |
| 4970270 | Process for the preparation of moisture hardening binder combinations, the combinations obtainable by this process and their use | Harald Blum, Christian Wamprecht | 1990-11-13 |
| 4960848 | Process for the production of polyisocyanates containing isocyanurate groups and their use | Hans-Joachim Scholl | 1990-10-02 |
| 4954577 | Lacquer binders, coating compositions and wire enamels based on polyamideimides and isocyanates carrying carbodiimide and/or uretone imine groups | Willi Dunwald, Hans Schlegel, Reinhard Halpaap | 1990-09-04 |
| 4937293 | Moisture-hardening binder compositions, a process for their production and their use | Harald Blum, Christian Wamprecht | 1990-06-26 |
| 4935485 | Heat hardenable coating composition based on polyurethane urea and coated substrate prepared therefrom | Wilhelm Thoma, Walter Schroer, Waldemar Kling | 1990-06-19 |
| 4918235 | 1,5-Diaminoheptanol-1,6, | Hans-Joachim Scholl | 1990-04-17 |
| 4918129 | Process for the production of aqueous polymer dispersions, the dispersions obtainable by this process and their use for the production of coatings | Joachim Probst, Bruno Bomer, Adolf Schmidt, Wolfhart Wieczorrek | 1990-04-17 |
| 4910332 | Process for the preparation of polyisocyanates containing urethane groups and the products obtained | Lothar Kahl, Wolfgang Wellner | 1990-03-20 |
| 4904740 | Binder combinations, a process for their preparation and their use | Harald Blum, Christian Wamprecht | 1990-02-27 |
| 4900800 | Powder lacquer and its use for coating heat-resistant substrates | Reinhard Halpaap, Hans-Joachim Kreuder, Gerhard Klein, Walter Schafer, Dieter Arlt | 1990-02-13 |
| 4894430 | New polyester polyols and their use as polyol component in two-component polyurethane lacquers | Peter Hohlein, Hans Hofer, Manfred Schonfelder | 1990-01-16 |
| 4894428 | Process for coating substrates with polyurethane ureas | Wilhelm Thoma, Waldemar Kling | 1990-01-16 |
| 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 |
| 4789718 | Polyurethanes soluble or dissolved in aromatic hydrocarbons, a process for their preparation and their use | Klaus Noll, Manfred Schonfelder | 1988-12-06 |