Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5134217 | Use of N-(aminoalkyl) pyrrolidines as catalysts for the polyisocyanate polyaddition process | Uwe Scholz | 1992-07-28 |
| 5110895 | Polyester and polyester carbonate from terephthalic or isophthalic acid, phosgene and phenols with heat resistance and light stability | Dieter Arlt, Christian Leuschke, Thomas Scholl | 1992-05-05 |
| 5063252 | Process for the production of plastics by the polyisocyanate polyaddition process and catalysts suitable for this process | Andreas Ruckes, Martin Brock | 1991-11-05 |