Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104585 | Detergent mixture of an alkylglycoside surfactant and an hydroxyalkyl sulfonate | Bernd Fabry, Brigitte Giesen, Karlheinz Hill, Martina Kihn-Botulinski | 1992-04-14 |
| 4990288 | Control of disalt in .alpha.-sulfofatty acid ester surfactants | Guenter Panthel, Karl Schmid, Dietmar Colignon, Hans J. Rommerskirchen, Wolfgang Schmidt +1 more | 1991-02-05 |
| 4981617 | Process for the preparation of reaction products of epoxidized ricinoleic acid glycerides with sulfur trioxide | Bernd Fabry, Frank Clasen, Horst Ritterbex, Hans Bornmann | 1991-01-01 |
| 4973423 | Foam-inhibiting additives in low-foam cleaning compositions: polyethylene glycol ethers | Juergen Geke, Erich Boebers, Gilbert Schenker, Karl Schmid | 1990-11-27 |
| 4943393 | Process for the manufacture of ester sulfonate pastes of low viscosity | Bernd Fabry | 1990-07-24 |
| 4936551 | Fatty acid polyoxyalkyl ester sulfonates, a process for their production and their use as surfactants | Ansgar Behler, Michael Schaefer | 1990-06-26 |
| 4935159 | Use of amine ethers as wetting agents for textiles | Gilbert Schenker, Andreas Syldatk | 1990-06-19 |
| 4931218 | Sulfated hydroxy mixed ethers, a process for their production, and their use | Gilbert Schenker, Sabine Luettge | 1990-06-05 |
| 4929504 | Ether sulfonates as antistatic agents | Rudolf Veitenhansl, Wolfgang Froeschke | 1990-05-29 |
| 4925587 | Hydroxy ethers, a process for their production, and methods for their use | Gilbert Schenker, Sabine Luettge | 1990-05-15 |
| 4898621 | Use of hydroxyalkyl polyethylene glycol ethers as surfactants in rinse aids for dishwashing machines | Horst Pruehs, Gilbert Schenker, Theodor Altenschoepfer | 1990-02-06 |
| 4865774 | Surface-active hydroxysulfonates | Bernd Fabry, Astrid Schumacher | 1989-09-12 |
| 4826998 | Ether sulfonates as antistatic agents | Rudolf Veitenhansl, Wolfgang Froeschke | 1989-05-02 |
| 4820451 | Process for the production of mobile pastes of washing-active .alpha.-sulfofatty acid ester salts of high solids content | Hans J. Rommerskirchen, Horst Ritterbex, Frantisek Jost | 1989-04-11 |
| 4792419 | Ether sulfonates | Alfred Meffert | 1988-12-20 |
| 4792582 | Polyethylene glycol ether foam inhibitors, emulsifiers, and stabilizers for polymers | Rainer Hoefer, Alfred Meffert, Bernd Wegemund, Uwe Held | 1988-12-20 |
| 4744923 | Use of alkylaminopolyglycol ethers as foam-depressing additives in low-foam detergent preparations | Gilbert Schenker | 1988-05-17 |
| 4735735 | Salts of esters of long-chain fatty alcohols with alpha-sulfofatty acids as corrosion inhibitors in oils or oil emulsions | Gerhard Borggrefe, Alfred Struve | 1988-04-05 |
| 4719044 | Polyglycol ethers containing amino groups as foam-depressing additives in low-foam detergent preparations | Gilbert Schenker | 1988-01-12 |
| 4695409 | Control of disalt in .alpha.-sulfofatty acid ester surfactants | Guenter Panthel, Karl Schmid, Dietmar Colignon, Hans J. Rommerskirchen, Wolfgang Schmidt +1 more | 1987-09-22 |
| 4612142 | Ether sulfonates as low-foam wetting agents | Hildegard van Delden, Sabine Luttge, Bernd Bahr, Ingo Wegener | 1986-09-16 |
| 4600523 | Hydroxyalkyl polyethylene glycol ether foam inhibitors | Hans-Joachim Schluessler, Peter Nikolaus | 1986-07-15 |
| 4548729 | Aqueous foam-inhibiting compositions containing alkyl polyethylene glycol alkyl ethers | Karl Schmid, Horst Baumann, Jurgen Geke, Hans-Gunther Germscheid, Werner Ludecke +3 more | 1985-10-22 |
| 4522740 | Polyglycol ethers as foam-inhibiting additives in low-foam cleaning agents | Karl Schmid, Horst Baumann, Jurgen Geke, Hans-Gunther Germscheid, Werner Ludecke +3 more | 1985-06-11 |
| 4495092 | Viscosity regulators for high-viscosity surfactant concentrates | Karl Schmid, Hans J. Rommerskirchen, Herbert Reuter, Wolfgang Seiter | 1985-01-22 |