Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379905 | Process for the preparation of polyisocyanates containing isocyanurate groups and their use in the production of polyurethanes | Ingo Stemmler, Hanns P. Muller | 1983-04-12 |
| 4365000 | Molded bodies of vulcanized rubber having a vulcanized-on layer of varnish | Hanns P. Muller, Johannes Blahak, Hermann Menk | 1982-12-21 |
| 4358619 | Process for the production of low molecular weight polyhydroxyl compounds | Ingo Stemmler, Hanns P. Muller | 1982-11-09 |
| 4357255 | Process for the preparation of liquid mixtures of compounds having isocyanate groups | Ingo Stemmler, Hanns P. Muller | 1982-11-02 |
| 4356275 | Aminoplast foams | Manfred Dahm, Hanns P. Muller | 1982-10-26 |
| 4344855 | Process for the production of polyisocyanates which contain carbodiimide groups and which are stable in storage | Walter Schafer, Hans-Dieter Block | 1982-08-17 |
| 4341650 | Chemically stabilized azulmic acids, processes for their preparation and their use | Kurt Findeisen | 1982-07-27 |
| 4341909 | Preparation of low molecular weight polyhydroxyl compounds | Gottfried Schneider, Hanns P. Muller | 1982-07-27 |
| 4334905 | Agrochemical agents and their use | Johannes Niggemann, Kurt Findeisen, Hans Scheinpflug | 1982-06-15 |
| 4331778 | Process for the production of polyurethane plastics | Claus-Dieter Sommerfeld, Peter Haas, Manfred Kapps | 1982-05-25 |
| 4328321 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as additives for the production of polyurethane foams which are capable of being flame laminated and high frequency welded | Peter Haas, Heinz Muller, Peter Seifert, Kurt Findeisen, Klaus Konig | 1982-05-04 |
| 4326086 | Process for the preparaton of low molecular weight polyhydroxyl compounds | Edgar Mohring, Hanns P. Muller | 1982-04-20 |
| 4324590 | Fixatives for dentistry and their use | Hans-Herrmann Schulz, Walter Uerdingen | 1982-04-13 |
| 4322523 | Methylolated mono- and oligosaccharides | — | 1982-03-30 |
| 4321394 | Process for the production of addition compounds of carbodiimides and compounds containing hydroxyl groups | Walter Schafer, Kurt Findeisen | 1982-03-23 |
| 4320208 | Process for the production of polyurethane plastics in which polyisocyanates are reacted with reactive organic fillers comprising biomasses | Artur Reischl | 1982-03-16 |
| 4310692 | Process for the preparation of alkyl-ureas | Kurt Findeisen, Reinhard Freimuth | 1982-01-12 |
| 4301310 | Process for the preparation of low molecular weight polyhydroxyl compounds | — | 1981-11-17 |
| 4301262 | Process for the production of aminoplast dispersions | Jurgen Ick, Gerhard Balle | 1981-11-17 |
| 4300003 | Process for the preparation of low molecular polyhydroxyl compounds | Edgar Mohring, Hanns P. Muller | 1981-11-10 |
| 4297456 | Process for working up isocyanate distillation residues | Artur Reischl | 1981-10-27 |
| 4294719 | Polyisocyanates which contain carbodiimide groups and which are stable in storage | Hans-Dieter Block, Walter Schafer | 1981-10-13 |
| 4288566 | Process for the production of highly elastic foams containing urethane groups from polyethers, modified polyisocyanates and cross-linking agents | Hanns P. Muller, Hansjurgen Rabe | 1981-09-08 |
| 4283219 | Agrochemical agents and their use | Johannes Niggemann, Kurt Findeisen, Hans Scheinpflug | 1981-08-11 |
| 4282135 | Aminoplast dispersions and polyurethanes prepared therefrom | — | 1981-08-04 |