Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7030199 | Method for producing water-soluble or water-swellable polymerizates with a very low residual monomer content, products produced according to this method and the use thereof | Miroslav Chmelir | 2006-04-18 |
| 6660819 | Method for producing synthetic polymerizates with a very low residual monomer content, products produced according to this method and the use thereof | Miroslav Chmelir | 2003-12-09 |
| 6552141 | Method for producing synthetic polymerizates with very low residual monomer content | Miroslav Chmelir | 2003-04-22 |
| 6403700 | Absorbing agents for water and aqueous liquids and process for their production and use | Reinmar Peppmoller | 2002-06-11 |
| 6103358 | Layered body for the absorption of liquids and its production | Helmut Bruggemann | 2000-08-15 |
| 6087450 | Water-swelling polymers cross-linked with unsaturated amino alcohols, the production and use of same | Ludger Breitbach, Jochen Houben, Erich Kuster | 2000-07-11 |
| 6060557 | Absorbing agents for water and aqueous liquids and process for their production and use | Reinmar Peppmoller | 2000-05-09 |
| 6051317 | Sheet-like superabsorbent structures | Helmut Brueggemann, Dieter Lehwald, Roland Theilmann | 2000-04-18 |
| 6048467 | Leather-treatment agents, process for their preparation, and their use for producing low-fogging leathers | Thomas Muller, Reinmar Peppmoller, Norbert Behlau | 2000-04-11 |
| 6033769 | Body of layered structure for absorbing liquids, the production and use thereof | Helmut Brueggemann, Dieter Lehwald, Roland Theilmann | 2000-03-07 |
| 5954921 | Paper-sizing agents containing aqueous, solvent-free dispersions of cationic polymers and method of preparing sized paper by using these agents | Richard Mertens, Thomas Muller, Johann Schulte | 1999-09-21 |
| 5873908 | Alkoxy group containing copolymers and their use in retanning leather | Richard Mertens, Helmut Brehm, Horst Kilian, Jochen Houben, Thomas Muller | 1999-02-23 |
| 5763067 | Layered body for the absorption of liquids and its production | Helmut Bruggemann | 1998-06-09 |
| 5712316 | Powder-form cross-linked polymers capable of absorbing aqueous liquids and body fluids, method of preparing them and their use | Edgar Herrmann, Klaus Pfluger | 1998-01-27 |
| 5686555 | Absorbents for acids and lyes | Reinmar Peppmoller, Uwe Gunther | 1997-11-11 |
| 5575939 | Process for softening/stuffing leather and fur skins | Richard Mertens, Thomas Muller, Helmut Lohmann | 1996-11-19 |
| 5567478 | Process for producing a water-absorbing sheet material and the use thereof | Jochen Houben, Edgar Herrmann | 1996-10-22 |
| 5548049 | Copolymers of allyliminodiacetic acid with unsaturated carboxylic acids and their use as complexing agents, peroxide stabilizers, builders in washing and cleaning products and dispersing agents | Helmut Brehm, Richard Mertens | 1996-08-20 |
| 5455284 | Process for the production of water-swellable products using superfines of water-swellable polymers | Richard Mertens, Helmut Brehm | 1995-10-03 |
| 5433753 | Use of copolymers having polysiloxane units in the treatment of leather and furs | Richard Mertens, Manfred Kaussen, Helmut Lohmann, Horst Kilian | 1995-07-18 |
| 5409771 | Aqueous-liquid and blood-absorbing powdery reticulated polymers, process for producing the same and their use as absorbents in sanitary articles | Richard Mertens | 1995-04-25 |
| 5408019 | Cross-linked, water-absorbing polymer and its use in the production of hygiene items | Richard Mertens, Helmut Brehm | 1995-04-18 |
| 5304664 | Process for the production of highly sulfated fatty acids and fatty acid derivatives | Reinmar Peppmoller | 1994-04-19 |
| RE33839 | Absorbents for blood and serous body fluids | Miroslav Chmelir, Georg Hoffman, Georg Werner | 1992-03-03 |
| 4774131 | Process for the production of polyurethane-coated textile surfaces, polyurethane-coated textile surfaces and their use in the production of breathable and waterproof clothing | Dolf Stockhausen, Karl-Heinz Stukenbrock | 1988-09-27 |