Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5432228 | Aqueous solutions and dispersions of polyisocyanate polyaddition products, a process for the production of the aqueous solutions and dispersions and their use as adhesives | Genter Hilken, Wolfgang Henning, Walter Meckel | 1995-07-11 |
| 5204409 | Crosslinking agents for polymeric adhesives | Gunter Arend, Otto Ganster, Horst Muller-Albrecht, Knut Panskus | 1993-04-20 |
| 5104959 | Polyurethane-based reactive adhesives in which the isocyanate is stabilized by a polyether amine | Heinrich Hess, Richard Kopp, Gerhard Groglerl, Horst Stepanski, Walter Schafer | 1992-04-14 |
| 5045226 | Polyisocyanate preparations containing latent tin catalysts and a process for their preparation | Roland Richter, Hanns P. Muller, Wilhelm Weber, Bernd Riberi, Ralf Busch +1 more | 1991-09-03 |
| 5015321 | Adhesive and its use for producing adhesive bonds | Bernhard Jansen, Hanns P. Muller | 1991-05-14 |
| 4870129 | Adhesive and use of the adhesive for the formation of bonds | Wolfgang Henning, Walter Meckel, Manfred Dollhausen | 1989-09-26 |
| 4870206 | Aromatic polyisocyanates, their preparation and use as components for adhesives | Josef Sanders, Helmut Reiff, Dieter Dieterich, Manfred Dollhausen | 1989-09-26 |
| 4868266 | Heat curable adhesive system | Walter Meckel | 1989-09-19 |
| 4824595 | Polyisocyanate compositions containing reversibly blocked catalysts and addition products of sulfonyl isocyanates with catalysts having a tin(II)- or tin(IV)-carboxylate structure | Roland Richter, Hanns P. Muller, Manfred Dollhausen, Geza Avar, Hans-Albrecht Freitag | 1989-04-25 |
| 4806412 | Laminates | Joachim Wank, Werner Waldenrath | 1989-02-21 |
| 4769436 | Polyester polyalcohols containing amino and amide groups and poly (urea) urethane produced therefrom | Manfred Beck, Walter Meckel | 1988-09-06 |
| 4719244 | Polyisocyanate preparations and their use for the production of polyurethane plastics | Hanns P. Muller, Bernhard Jansen | 1988-01-12 |
| 4663377 | Polyisocyanate preparation dispersible in water and their use as an additive for aqueous adhesives | Helmut Reiff, 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, Walter Meckel, Helmut Reiff | 1986-11-18 |
| 4595445 | Adhesive joining of surfaces using thermosetting polyurethane urea reactive adhesive compositions | Manfred Dollhausen, Heinrich Hess, Gerhard Grogler, Richard Kopp, Artur Reischl | 1986-06-17 |
| 4521545 | Latent catalysts for the isocyanate polyaddition reaction | Dimitrios Kerimis, Peter Muller, Manfred Dollhausen | 1985-06-04 |
| 4445959 | Process for the production of synthetic rubber latices, their use as a starting material in the production of pressure-sensitive adhesives and pressure-sensitive adhesives | Wilfried Nolte, Peter J. Russell, Nigel G. Wall | 1984-05-01 |
| 4433095 | Aqueous adhesives containing water-dispersible polyisocyanate preparations | Helmut Reiff, Wolfgang Wenzel, Manfred Dollhausen | 1984-02-21 |
| 4426487 | Mixtures of NCO prepolymers containing tertiary nitrogen atoms and the use thereof as adhesives or coatings | Eberhard Konig, Manfred Dollhausen, Josef Pedain | 1984-01-17 |
| 4255569 | Process for the production of isocyanurate polyisocyanates, and products by the process | Hans-Jurgen Muller, Manfred Dollhausen, Joachim Zirner | 1981-03-10 |
| 4193832 | Method for making bonds | Artur Reischl, Manfred Dollhausen | 1980-03-18 |