Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4710523 | Photocurable compositions with acylphosphine oxide photoinitiator | Peter Lechtken, Manfred Jacobi, Werner Trimborn | 1987-12-01 |
| 4668708 | Process for the preparation of elastic polyurethane flexible foams usable in cold-mold techniques to produce molded articles | Gerhard Mueller, Matthias Marx, Wolfgang Jarre, Edwin Baumann | 1987-05-26 |
| 4629632 | Production of magnetic recording media | Werner Balz, Jenoe Kovacs, Hilmar Lechner, Dieter Schaefer | 1986-12-16 |
| 4611083 | Liquid, urea group-containing polyisocyanate mixtures | Matthias Marx, Willibald Schonleben | 1986-09-09 |
| 4481309 | Process for the preparation of cellular and non-cellular polyurethanes | Wolfgang Straehle, Matthias Marx | 1984-11-06 |
| 4478960 | Diphenylmethane diisocyanate-based liquid polyisocyanate mixtures containing urethane groups, process for their preparation and their use for the preparation of flexible polyurethane foams | Matthias Marx, Gisbert Schleier, Reinhard Peters | 1984-10-23 |
| 4421872 | Process for the preparation of elastic flexible polyurethane foams | Wolfgang Straehle, Matthias Marx, Reinhard Peters | 1983-12-20 |
| 4357221 | Process for coating electrically conductive objects with polyurethane | August Lehner, Juergen Gimpel, Heinrich Hartmann, Hans-Uwe Schenck | 1982-11-02 |
| 4334034 | Process for the preparation of polymerizable polyurethane elastomers | August Lehner, Heinrich Hartmann, Guenter Heil, Werner Lenz, Rudolf Bachmann | 1982-06-08 |
| 4324744 | Acylphosphine oxide compounds | Peter Lechtken, Anton Hesse | 1982-04-13 |
| 4298738 | Acylphosphine oxide compounds their preparation and use | Peter Lechtken, Manfred Jacobi, Werner Trimborn | 1981-11-03 |
| 4287039 | Radiation-curable aqueous binder dispersions, their preparation and their use | Werner Loch | 1981-09-01 |