Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882411 | Process for the production of cold-setting polyurethane urea elastomers | Gerhard Grogler, Andreas Ruckes, Richard Kopp | 1989-11-21 |
| 4882409 | Process for the production of heat-resistant polyurethane urea elastomers | Gerhard Grogler, Andreas Ruckes | 1989-11-21 |
| 4855504 | Process for producing higher molecular weight amino compounds having reduced monomeric amine content | Werner Rasshofer, Ernst Grigat, Gerhard Grogler, Richard Kopp | 1989-08-08 |
| 4851567 | N,N'-bis(5-isocyanatonaphthyl)urea, a process for its production, and its use | Andreas Ruckes, Gerhard Grogler, Richard Kopp | 1989-07-25 |
| 4847321 | Process for the production of thermosetting one-component polyurethane-polyurea systems | Gerhard Grogler, Richard Kopp, Manfred Bock, Werner Clarenz | 1989-07-11 |
| 4801623 | Process for the production of a thixotropic agent, especially for storable reactive polyurethane systems | Gerhard Grogler, Richard Kopp | 1989-01-31 |
| 4797320 | Composite plastic moldings and a process for their production | Richard Kopp, Gerhard Grogler, Hermann Schafer, Werner Rasshofer | 1989-01-10 |