Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797427 | Aromatic diamines containing sulfonic acid aryl esters, a process for their production and their use in the production of polyurethane plastics | Josef Sanders, Gerhard Balle, Dieter Dieterich | 1989-01-10 |
| 4762777 | Polyurea and polyurethane compounds containing a photographically useful group, and a photographic recording material containing such compounds | Guter Helling, Friedrich-Wilhelm Kunitz | 1988-08-09 |
| 4663377 | Polyisocyanate preparation dispersible in water and their use as an additive for aqueous adhesives | Rudolf Hombach, Manfred Dollhausen | 1987-05-05 |
| 4623416 | Aqueous solutions or dispersions of polyisocyanate polyaddition products, a process for their production and their use as, or in the production of, adhesives | Wolfgang Henning, Rudolf Hombach, Walter Meckel | 1986-11-18 |
| 4576771 | Aqueous isocyanate emulsions and their use as binders in a process for the production of shaped articles | Hans-Joachim Scholl, Hanns I. Sachs | 1986-03-18 |
| 4528117 | Aqueous isocyanate emulsions and their use as binders in a process for the production of shaped articles | Hans-Joachim Scholl, Hanns I. Sachs | 1985-07-09 |
| 4496491 | Aromatic diisocyanates containing N,N-disubstituted sulfonamide groups and processes for their production | Richard Kopp, Gerhard Grogler, Dieter Dieterich | 1985-01-29 |
| 4490301 | Liquid diphenylmethane diisocyanate compositions | Richard S. Pantone | 1984-12-25 |
| 4472550 | Emulsifiers, aqueous isocyanate emulsions containing them and their use as binders in a process for the manufacture of molded articles | Hanns I. Sachs | 1984-09-18 |
| 4440901 | Process for the production of plastic based on polyisocyanates | Dieter Dieterich | 1984-04-03 |
| 4433095 | Aqueous adhesives containing water-dispersible polyisocyanate preparations | Rudolf Hombach, Wolfgang Wenzel, Manfred Dollhausen | 1984-02-21 |
| 4419293 | Aliphatic solvent compatible isocyanates | George A. Hudson, deceased | 1983-12-06 |
| 4413112 | Emulsifiers, aqueous isocyanate emulsions containing them and their use as binders in a process for the manufacture of molded articles | Hanns I. Sachs | 1983-11-01 |
| 4388403 | Process for the preparation of dispersions of hydrophobic substances in water | Gunter Helling, Wolfgang Himmelmann, Gunter Renner | 1983-06-14 |
| 4337333 | Substituted polyisocyanate or polyisocyanate mixtures of the diphenyl methane series containing chlorosulfonyl groups | Dieter Dieterich | 1982-06-29 |
| 4320068 | Process for the production of polyisocyanates having a biuret structure | Jurgen Schwindt, Holger Meyborg, Klaus Konig | 1982-03-16 |
| 4289672 | Sizing glass fibers for thermoplastic resin reinforcement | Klaus Friederich, Gerhard Heinze, Dietrich Michael, Manfred Schon, Peter H. Markusch +3 more | 1981-09-15 |