Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870129 | Adhesive and use of the adhesive for the formation of bonds | Wolfgang Henning, Rudolf Hombach, Walter Meckel | 1989-09-26 |
| 4870206 | Aromatic polyisocyanates, their preparation and use as components for adhesives | Josef Sanders, Rudolf Hombach, Helmut Reiff, Dieter Dieterich | 1989-09-26 |
| 4824595 | Polyisocyanate compositions containing reversibly blocked catalysts and addition products of sulfonyl isocyanates with catalysts having a tin(II)- or tin(IV)-carboxylate structure | Roland Richter, Hanns P. Muller, Rudolf Hombach, Geza Avar, Hans-Albrecht Freitag | 1989-04-25 |