Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7521495 | Intumescent electrical installation systems and processes for their production | Walter Pickhard | 2009-04-21 |
| 6730381 | Intumescent fire-protection strips jacketed on three sides and combined cold- and hot-gas seals | — | 2004-05-04 |
| 6031032 | Flameproof, glass fibre-reinforced polyamide resin compound with melamine or melemphosphoric acid reaction products as flame retardants | Rudolf Reichenberger, Klaus Ritzberger, Christian Prinz | 2000-02-29 |
| 6031040 | Intumescent sealing and cover profiles | — | 2000-02-29 |
| 5629397 | 2,6-dimethylphenylmaleimide as a comonomer for styrene copolymers and vinyl chloride copolymers | Gerhard Steinbauer, Jan Bartus, Otto Vogl, Gerhard Stern | 1997-05-13 |
| 5384347 | Flame-resistant plastics containing trihydrazinotriazine, triguanidinotriazine or salts thereof | — | 1995-01-24 |
| 5382649 | Thermoplastic polyester-imides from trimellitic acid, propanediphenol and an aromatic diamine which have improved mechanical properties, their preparation and their use | — | 1995-01-17 |
| 5373038 | Flame resistant plastics containing guanidine barbiturates or guanidine thiobarbiturates, and also guanidine barbiturates and guanidine thiobarbiturate | — | 1994-12-13 |
| 5206066 | Melamine resin prepregs and melamine resin laminates based on modified melamine resins | — | 1993-04-27 |
| 5189085 | Flameproof plastics containing urea cyanurate | — | 1993-02-23 |
| 5147914 | Use of spirocyclic boric acid esters as flame retardants in plastics | — | 1992-09-15 |
| 5106883 | Melamine preparation and stable dispersion of melamine in polyether polyols | — | 1992-04-21 |
| 5087384 | Melamine preparation and stable dispersion of melamine in polyether polyols | Friedl Heger, Gerhard Coufal | 1992-02-11 |
| 4863790 | Composite material made of polypropylene which is reinforced by fiber mats | Franz Kugler | 1989-09-05 |
| 4546039 | Process for bonding lignocellulose-containing raw materials with a prepolymer based on a urethane-modified diphenylmethane diisocyanate mixture | Otto Wittmann, Matthias Marx, Johann Mayer | 1985-10-08 |
| 4522968 | Process for the preparation of water-in-water secondary dispersions of water-soluble polymers and their utilization as flocculants | — | 1985-06-11 |
| 4469831 | Moisture-curing, storage stable, single-component polyurethane systems | Uwe Bueltjer, Wolfgang Druschke, Gernot Franzmann, Erhard Klahr, Hans-Juergen Foerster | 1984-09-04 |
| 4452921 | Process for the preparation of polyurethane-polyisocyanurate foams | Robert Gehm, Wolfram Frank, Matthias Marx | 1984-06-05 |
| 4389454 | Molded foamed polyurethane part having a lightweight skin and a process for its manufacture | Matthias Marx, Dietmar Hobein | 1983-06-21 |
| 4310632 | Process for the manufacture of polyurethane foam | Manfred Barl, Rolf Wurmb, Matthias Marx | 1982-01-12 |
| 4258140 | Storage-stable prepolymers sprayable from a pressure vessel | Robert Gehm, Otto Volkert, Sarbananda Chakrabarti, Mathias Pauls, Peter Weyland | 1981-03-24 |
| 4256841 | Manufacture of light-stable polyurethane integral foams | Ernst Schoen, Erhardt Reich, Otto Volkert | 1981-03-17 |