Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354014 | Powdered coating compositions having good storage stability and production of same | Elmar Wolf | 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, Elmar Wolf | 1982-03-02 |
| 4313876 | Production of isophoronediisocyanate adducts containing free NCO-grops and NCO-groups end blocked with .epsilon.-caprolactam | Elmar Wolf | 1982-02-02 |
| 4306051 | Isocyanurate group-and terminally blocked isocyanate group-containing compounds | Elmar Wolf | 1981-12-15 |
| 4302351 | Compounds containing isocyanuric groups and terminally blocked isocyanate groups | Elmar Wolf | 1981-11-24 |
| 4268554 | Process for the coating of glass surfaces | — | 1981-05-19 |
| 4258186 | Process for the preparation of blocked polyisocyanates | Ansgar Schott, Elmar Wolf | 1981-03-24 |
| 4256788 | Process for the coating of glass surfaces | — | 1981-03-17 |
| 4255551 | Coating materials and their application prepared from polyisocyanates blocked with imidazolines | Elmar Wolf, Johann Obendorf | 1981-03-10 |
| 4246132 | Isocyanurate group-and terminally-blocked isocyanate group-containing mixtures | Elmar Wolf | 1981-01-20 |
| 4246380 | Powdery polyurethane lacquers based on polyester resins and blocked isocyanates | Felix Schmitt, Elmar Wolf | 1981-01-20 |
| 4242248 | Storage-stable baking lacquers prepared from polyisocyanates blocked with cyclic amidines | Johann Obendorf, Elmar Wolf | 1980-12-30 |
| 4215165 | Method for coating of glass surfaces | Horst Schnurbusch | 1980-07-29 |
| 4210687 | Method for the coating of glass surfaces | Johann Obendorf, Gunter Dormann, Elmar Wolf | 1980-07-01 |
| 4200725 | Method of producing blocked polyisocyanates by reaction of an imidazoline with an isocyanate | Johann Obendorf, Elmar Wolf | 1980-04-29 |