Issued Patents All Time
Showing 76–100 of 183 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9139668 | Fluoropolymer compositions containing a polyol compound and methods of making them | Tilman C. Zipplies, Michael C. Dadalas, Oliver Frey, Kai H. Lochhaas | 2015-09-22 |
| 9029477 | Compositions comprising melt-processable thermoplastic fluoropolymers and methods of making the same | Harald Kaspar | 2015-05-12 |
| 8969500 | Melt-processible fluoropolymers having long-chain branches, methods of preparing them and uses thereof | Harald Kaspar | 2015-03-03 |
| 8809580 | Methods of preparing fluorinated carboxylic acids and their salts | Dennis E. Vogel, Miguel A. Guerra, Jolanta Ignatowska, Gerd-Volker Röschenthaler, Oleg Shyshkov +2 more | 2014-08-19 |
| 8710257 | Method of preparing highly fluorinated carboxylic acids and their salts | Tilman C. Zipplies, Oleg Shyshkov | 2014-04-29 |
| 8637608 | Azide-containing fluoropolymers and their preparation | Michael Juergens, Harald Kaspar, Kai H. Lochhaas, Oleg Shyshkov, André Streiter +3 more | 2014-01-28 |
| 8633328 | Method of making fluorinated alkoxy carboxylic acids and precursors thereof | Tilman C. Zipplies, Oleg Shyshkov | 2014-01-21 |
| 8633288 | Fluorinated ether compounds and methods of using the same | Rudolf J. Dams, Michael S. Terrazas, Zai-Ming Qiu, Miguel A. Guerra, Andreas Maurer +5 more | 2014-01-21 |
| 8623957 | Method of preparing fluoropolymers by aqueous emulsion polymerization | Michael Juergens, Harald Kaspar, Kai H. Lochhaas, André Streiter, Tilman C. Zipplies +1 more | 2014-01-07 |
| 8614265 | Method of making fluoropolymer dispersion | Michael Jürgens, Harald Kaspar, Herbert Koenigsmann, Kai H. Lochhaas, Andreas Maurer +7 more | 2013-12-24 |
| 8541499 | Process for manufacturing clean fluoropolymers | Kai H. Lochhaas, Michael Jürgens, Harald Kaspar, Tilman C. Zipplies, André Streiter | 2013-09-24 |
| 8476385 | Fluorinated ether compositions and methods of using the same | Rudolf J. Dams, Miguel A. Guerra, Michael Jürgens, Harald Kaspar, Kai H. Lochhaas +5 more | 2013-07-02 |
| 8466210 | Dental composition containing a surfactant and an F-containing compound, process of production and use thereof | Joachim W. Zech, Peter U. Osswald, Henning Hoffmann, Andreas Maurer, Peter Bissinger | 2013-06-18 |
| 8466231 | Process for removing fluorinated emulsifier from fluoropolymer dispersions using an anion-exchange resin and a pH-dependent surfactant and fluoropolymer dispersions containing a pH-dependent surfactant | Michael C. Dadalas, Ludwig Mayer, Tilman C. Zipplies, James A. McDonell | 2013-06-18 |
| 8440858 | Method of making fluorinated alkoxy carboxylic acids and precursors thereof | Tilman C. Zipplies, Oleg Shyshkov | 2013-05-14 |
| 8404790 | Aqueous emulsion polymerization process for producing fluoropolymers | Michael Jürgens, Harald Kaspar, Kai H. Lochhaas, Andreas Maurer, Werner Schwertfeger +1 more | 2013-03-26 |
| 8394989 | Fluorinated oxy-carboxylic acids, derivatives, and methods of preparation | Werner Schwertfeger, Egon Obermaier | 2013-03-12 |
| 8344190 | Process of making fluoroolefins by thermal decomposition of fluorinated materials | Gunther J. Kaempf, Thomas G. Kolbeck, Tilman C. Zipplies, Monika Willert-Porada, Thorsten Gerdes +1 more | 2013-01-01 |
| 8222322 | Method of making fluoropolymer dispersion | Michael Jürgens, Harald Kaspar, Herbert Koenigsmann, Kai H. Lochhaas, Andreas Maurer +7 more | 2012-07-17 |
| 8119750 | Explosion taming surfactants for the production of perfluoropolymers | Michael Jürgens, Harald Kaspar, Andreas Maurer, Werner Schwertfeger, Tilman C. Zipplies | 2012-02-21 |
| 7838608 | Fluorinated surfactants for making fluoropolymers | Michael Jürgens, Harald Kaspar, Herbert Königsmann, Andreas Maurer, Werner Schwertfeger +1 more | 2010-11-23 |
| 7807726 | Recovery of fluorinated surfactants from a basic anion exchange resin having quaternary ammonium groups | Andreas Maurer, Werner Schwertfeger, Egon Obermaier, Astrid Weber | 2010-10-05 |
| 7795332 | Method of removing fluorinated carboxylic acid from aqueous liquid | Michael Jürgens, Harald Kaspar, Herbert Koenigsmann, Kai H. Lochhaas, Andreas Maurer +5 more | 2010-09-14 |
| 7776946 | Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant | Harald Kaspar, Andreas Maurer, Werner Schwertfeger, Tilman C. Zipplies | 2010-08-17 |
| 7754914 | Method of recovering fluorinated acid surfactants from adsorbent particles loaded therewith | Stephan Führer, Gernot Lohr, Egon Obermaier, Werner Schwertfeger | 2010-07-13 |