Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635561 | Star block copolymer of vinylaromatic monomer and of conjugated diene process for preparing it, and its compositions with crystal polystyrene | — | 1997-06-03 |
| 5633323 | Multifunctional initiator for obtaining star-shaped polymers by an anionic route, process for its manufacture and corresponding star-shaped polymers, process for their manufacture and their applications | Pierre Lutz, Paul Rempp, David Rein, Philippe Heim, Bruno Vuillemin | 1997-05-27 |
| 5605946 | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the same compositions | Jean-Pascal Planche, Laurent Germanaud, François Travers | 1997-02-25 |