Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861742 | Bifunctional alkali metal compounds, preparation and use thereof as polymerization initiators | Siegbert Bohnet, Walter Himmele, Kaspar Bott | 1989-08-29 |
| 4839434 | Preparation of homo- and copolymers having terminal mercapto groups and their use | Hans-Michael Walter, Hans-Dieter Schwaben | 1989-06-13 |
| 4835220 | Transparent, impact-resistant styrene block polymers and their preparation | Karl Gerberding, Helmut Jenne | 1989-05-30 |
| 4835221 | Salts of polyvalent cations of polymers of conjugated dienes | Wolfgang Mueller | 1989-05-30 |
| 4822530 | Preparation of polyfunctional initiators for anionic polymerization, oligomeric polyfunctional initiators, use of the resulting polymers for the preparation of unfunctionalized or functionalized polymers and as prepolymers for other resins | Siegbert Bohnet | 1989-04-18 |
| 4822945 | Preparation of decene oligomers and use thereof as lubricating oils | Helmut Mach, Hans Peter Rath, Hans-Michael Walter | 1989-04-18 |
| 4816520 | Terminally functionalized polymers and preparation thereof | — | 1989-03-28 |