Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356307 | Cyclic imides, their preparation and use | Heike Kelkenberg | 1982-10-26 |
| 4355058 | Powdery coating media and their use | Rainer Gras, Johann Obendorf | 1982-10-19 |
| 4354014 | Powdered coating compositions having good storage stability and production of same | Rainer Gras | 1982-10-12 |
| 4317900 | Isocyanatomethyl group containing urea derivatives of 3(4), 8(9)-diisocyanatomethyltricyclo [5.2.1.0.sup.2,6 ] decane, method for their production as well as their use for producing polyurethane elastomers | Horst Schnurbusch, Rainer Gras | 1982-03-02 |
| 4313876 | Production of isophoronediisocyanate adducts containing free NCO-grops and NCO-groups end blocked with .epsilon.-caprolactam | Rainer Gras | 1982-02-02 |