Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730768 | Methods of preparing casting resins and coating compositions using polyols derived from high oleic acid content fatty acid mixtures | Andreas Heidbreder, Ulrich Nagorny, Alfred Westfechtel | 2004-05-04 |
| 6610811 | Polyurethanes with improved tear propagation resistance | Alfred Westfechtel, Rainer Hoefer | 2003-08-26 |
| 6566563 | Method for producing compounds with terminal OH groups | Alfred Westfechtel, Elke Grundt | 2003-05-20 |
| 6433125 | Fatty chemical polyalcohols as reagent thinners | Ulrich Nagorny, Wolfgang Gress, Rainer Hoefer, Andreas Heidbreder, Birgit Hirschberger | 2002-08-13 |
| 6046298 | Polyurethane resins | Bernd Beuer, Andreas Heidbreder, Johann Klein | 2000-04-04 |
| 5795949 | Use of dimerdiol in polyurethane moldings | Peter Daute, Alfred Westfechtel, Nicole Mertscheit | 1998-08-18 |
| 5688989 | Polyurethane foams modified with nonionic surfactants | Peter Daute, Johann Klein, Hermann Kluth, Rainer Hoefer | 1997-11-18 |
| 5645763 | Use of liquid esters as solvents for isocyanates | Johann Klein, Peter Daute, Rainer Hoefer | 1997-07-08 |
| 5563206 | Polyurethane dispersions and their use as binders in stoving lacquers | Ulrich Eicken, Alfred Westfechtel, Rainer Hoefer | 1996-10-08 |
| 5527876 | Process for the production of plastics containing amide groups | Hermann Kluth, Peter Daute, Johann Klein, Wolfgang Klauck | 1996-06-18 |
| 5382647 | Polyurethane-based friable sealing compound | Peter Daute, Rainer Hoefer, Gerhard Stoll | 1995-01-17 |
| 5380886 | Process for the production of epoxide ring opening products having a defined residual epoxide oxygen content | Peter Daute, Nicole Mertscheit | 1995-01-10 |
| 5371131 | Adhesive stick having improved adhesive strength | Gerhard Gierenz, Wolfgang Klauck, Rainer Hoefer | 1994-12-06 |
| 5312865 | Coating compositions | Rainer Hoefer, Gerhard Kaindl | 1994-05-17 |
| 5302626 | Use of reaction mixtures containing polyester polyols in the production of solid polyurethane materials by casting | Rainer Hoefer, Gerhard Stoll, Peter Daute | 1994-04-12 |
| 5288796 | Friable sealing compound for sealing joint boxes | Rainer Hoefer, Gerhard Stoll, Peter Daute | 1994-02-22 |
| 5270433 | Polyurethane-based universal household adhesive | Wolfgang Klauck, Gerhard Gierenz, Wolfgang Maier, Rainer Hoefer | 1993-12-14 |
| 5266714 | Process for the production of reaction mixtures containing ester polyols | Gerhard Stoll, Peter Daute, Rainer Hoefer, Hermann Kluth | 1993-11-30 |
| 4977207 | Water dilutable leverler coating compositions | Rainer Hoefer, Wolfgang Gress, Ulrich Nagorny | 1990-12-11 |
| 4826944 | Polyurethane casting resins | Rainer Hoefer, Bert Gruber, Alfred Meffert | 1989-05-02 |