Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888379 | Heat-sensitive polyurethane dispersions | Wolfram V. Langenthal, Hermann Perrey, Hellmut Striegler | 1989-12-19 |
| 4871798 | Process for the preparation of aqueous polyurethane-polyurea dispersions | Jeffrey F. Dormish | 1989-10-03 |
| 4870129 | Adhesive and use of the adhesive for the formation of bonds | Rudolf Hombach, Walter Meckel, Manfred Dollhausen | 1989-09-26 |
| 4857565 | Process for the continuous production of aqueous polyurethane dispersions and their use as a coating composition or as an adhesive | Walter Meckel, Peter Fuhrmann | 1989-08-15 |