Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10429128 | Heat-treatment of water-absorbing polymeric particles in a fluidized bed at a fast heat-up rate | Marc Hager, Harald Plochinger, Sabine Auernig, Hans-Peter Kohler, Elisabeth Lacker | 2019-10-01 |
| 9085648 | Superabsorbent polymer process | Daniel Fricker, Marc Hager, Jorg Harren, Hans-Peter Kohler, Harald Plochinger | 2015-07-21 |
| 8653210 | Continuous process for the production of a superabsorbent polymer | Daniel Fricker, Marc Hager, Jorg Harren, Hans-Peter Kohler, Harald Plochinger | 2014-02-18 |
| 8357766 | Continuous process for the production of a superabsorbent polymer | Daniel Fricker, Marc Hager, Jorg Harren, Hans-Peter Kohler, Harald Plochinger | 2013-01-22 |
| 8252873 | Process for the production of a superabsorbent polymer | Jorg Harren, Marc Hager, Harald Plochinger, Daniel Fricker, Hans-Peter Kohler +1 more | 2012-08-28 |
| 8198385 | Process for the production of a superabsorbent polymer | Jorg Harren, Marc Hager, Harald Plochinger, Daniel Fricker, Hans-Peter Kohler +1 more | 2012-06-12 |
| 8063121 | Process for the production of a superabsorbent polymer | Daniel Fricker, Marc Hager, Jorg Harren, Hans-Peter Kohler, Harald Plochinger | 2011-11-22 |
| 8048942 | Process for the production of a superabsorbent polymer | Daniel Fricker, Marc Hager, Jorg Harren, Hans-Peter Kohler, Harald Plochinger | 2011-11-01 |
| 6987151 | Continuous polymerization process for the manufacture of superabsorbent polymers | Katrin Nuyken, Deno F. O'Connor | 2006-01-17 |
| 6916864 | High internal phase polyelectrolyte emulsions for the manufacture of superabsorbent polymers and superabsorbent polymers made therefrom | Steven W. Mork, Heike Herr, Reed A. Shick, John Klier, Christopher J. Tucker | 2005-07-12 |
| 6835783 | Manufacture of superabsorbents in high internal phase emulsions | Steven W. Mork, Heike Herr, Reed A. Shick, John Klier, Christopher J. Tucker | 2004-12-28 |
| 6323252 | Superabsorbent polymers having improved processability | Thomas L. Staples, Michael A. Fialkowski | 2001-11-27 |
| 5633316 | Surface crosslinked and surfactant coated absorbent resin particles and method of preparation | Josef Burgert | 1997-05-27 |
| 5629377 | Water absorbent resin particles of crosslinked carboxyl containing polymers and method of preparation | Josef Burgert, Stephen B. Christensen, Fredric L. Buchholz, Thomas C. Johnson, Andrew T. Graham | 1997-05-13 |
| 5506324 | Method of preparation of crosslinked hydrophilic resins | Roswitha Petri, Philippe Trijasson, deceased | 1996-04-09 |
| 5342899 | Process for recycling aqueous fluid absorbents fines to a polymerizer | Andrew T. Graham | 1994-08-30 |
| 5200482 | Process for the production of high molecular weight copolymers of diallyl ammonium monomers and acrylamide monomers in solution | — | 1993-04-06 |
| 5171783 | Process for the production of high molecular weight copolymers of diallylammonium monomers and acrylamide monomers in an aqueous dispersed phase | — | 1992-12-15 |
| 5110883 | Process for the production of high molecular weight copolymers of diallylammonium monomers and acrylamide monomers in solution | — | 1992-05-05 |
| 5096507 | Method of applying a cerium misch metal coating to the surface of a splinter-active component of an incendiary splinter projectile | Claus Lohberger, Willibald Kalcher, Fred Keller, Jr., Gunther Sandner | 1992-03-17 |