Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365745 | Method for producing an aqueous polymer dispersion from a vinyl aromatic compound and a conjugated aliphatic diene | Dirk Lawrenz | 2025-07-22 |
| 12168704 | Method for producing an aqueous polymer dispersion from vinylaromatic compound and conjugated aliphatic diene | Dirk Lawrenz, Nico Veling | 2024-12-17 |
| 12098222 | Method for preparing an aqueous polymer dispersion from a vinyl aromatic compound and a conjugated aliphatic diene | Nico Veling, Dirk Lawrenz | 2024-09-24 |
| 10975525 | Finely divided, cationic, aqueous polymer dispersions, method for the production thereof, and the use thereof | Klaus Moeller, Petra Arnold, Kristina Georgieva, Reinhold Dieing, Christian Jehn-Rendu +1 more | 2021-04-13 |
| 10837140 | Use of a coating layer with a styrene-butadiene copolymer on a paper substrate for blocking oxygen transfer | Hermann Seyffer, Theo Smit, Nico Veling, Juergen Schmidt-Thuemmes, Dirk Lawrenz +1 more | 2020-11-17 |
| 10837141 | Use of a coating layer with an acrylate polymer on a paper substrate for blocking oxygen transfer | Hermann Seyffer, Theo Smit, Nico Veling, Juergen Schmidt-Thuemmes, Dirk Lawrenz +1 more | 2020-11-17 |
| 9950502 | Paper and cardboard packaging with barrier coating | Hermann Seyffer, Heiko Diehl, Darijo Mijolovic, Andre van Meer, Jan Van Delft +1 more | 2018-04-24 |
| 9404023 | Pressure-sensitive adhesive for PVC foils | Cornelis Petrus Beyers, Andree Dragon | 2016-08-02 |
| 9334398 | Aqueous polymer dispersion obtainable by free-radically initiated emulsion polymerization in the presence of lignosulfonate | Rabie Al-Hellani, Juergen Schmidt-Thuemmes, Dirk Lawrenz, Kristina Georgieva, Anja Song | 2016-05-10 |
| 9328247 | Paper coating slip additive comprising acid monomer, associative monomer and nonionic monomer | Hermann Seyffer, Anja Song, Thomas Steinmacher, Joerg Claussen, Philipp Zacharias +2 more | 2016-05-03 |
| 9315943 | Finely divided, starch-containing polymer dispersions, processes for their preparation and use as sizes in papermaking | Holger Kern, Petra Arnold, Christoph Hamers | 2016-04-19 |
| 9034444 | Paper and cardboard packaging with barrier coating of a polymer mixture | Hermann Seyffer, Heiko Diehl | 2015-05-19 |
| 8980437 | Use of polyelectrolyte complexes for producing polymer foils with oxygen-barrier properties | Thomas Breiner, Dieter Urban, Karl-Heinz Schumacher, Volker Schaedler, Heiko Diehl +1 more | 2015-03-17 |
| 8771812 | Paper and cardboard packaging with barrier coating | Hermann Seyffer, Ines Pietsch, Axel Weiss, Peter Preishuber-Pfluegl, Heiko Diehl +2 more | 2014-07-08 |
| 8747955 | Method of producing packaging having fat barrier properties | Thomas Breiner, Dieter Urban, Hermann Seyffer, Volker Schaedler, Robert Feuerhake +2 more | 2014-06-10 |