Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434329 | Polymers comprising sulfonated 2,6-diphenyl-1,4-phenylene oxide repeating units | — | 2022-09-06 |
| 9187599 | Process for crosslinking a polymer comprising pyridyl groups | — | 2015-11-17 |
| 8299202 | Phenol compounds and (co)polymers thereof | Ronny Mathieu Versteegen, Maarten Jozef Pouderoijen | 2012-10-30 |
| 8263221 | High inherent viscosity polymers and fibers therefrom | David J. Rodini, Qinghong Fu Adkins, Steven R. Allen, Christopher William Newton | 2012-09-11 |
| 8197589 | Use of a (1>3)-β-D-glucan as an emulsion stabiliser | Bert Jan Lommerts, Quirinus Adrianus Nederpel, Joris Wilhelmus Peeters | 2012-06-12 |
| 7906615 | Process for hydrolyzing polyphosphoric acid in a spun yarn | Steven R. Allen, Steven Moore, Christopher William Newton, David J. Rodini | 2011-03-15 |
| 7906613 | Process for removing cations from polyareneazole fiber | — | 2011-03-15 |
| 7888457 | Process for removing phosphorous from a fiber or yarn | Steven R. Allen | 2011-02-15 |
| 7851584 | Process for preparing monomer complexes | David J. Rodini, Hasan Dindi, James Schultz, Georg Martin, Ralf Demuth +1 more | 2010-12-14 |
| 7776246 | Process for the production of polyarenazole yarn | Steven R. Allen, Steven Moore, Christopher William Newton, David J. Rodini | 2010-08-17 |
| 7754846 | Thermal processes for increasing polyareneazole inherent viscosities | Qinghong Fu Adkins, Steven R. Allen, David J. Rodini | 2010-07-13 |
| 7683157 | Process for the production of polyarenazole polymer | Steven R. Allen, Stephen Moore, Christopher William Newton, David J. Rodini, Catherine Fu Adkins | 2010-03-23 |
| 7683122 | Processes for increasing polymer inherent viscosity | David J. Rodini, Qinghong Fu Adkins, Steven R. Allen, Georg Martin, Ralf Demuth +1 more | 2010-03-23 |
| 7671171 | Processes for preparing high inherent viscosity polyareneazoles using metal powders | David J. Rodini, Qinghong Fu Adkins, Steven R. Allen | 2010-03-02 |
| 6040478 | Process for dicarboxylating dihydric phenols | Adrianus Maria Reichwein | 2000-03-21 |
| 5945537 | Nitration of pyridine-2, 6-diamines | — | 1999-08-31 |
| 5939553 | Process for preparing pyridine-2,6-diamines | Adrianus Maria Reichwein | 1999-08-17 |
| 5674969 | Rigid rod polymer based on pyridobisimidazole | Vadim Leonidovich Lishinsky | 1997-10-07 |
| 5010168 | Aramid polymer from aromatic dicarboxylic acid mixture and aromatic diamine mixture | — | 1991-04-23 |
| 5001209 | Non-linear optical active diols and polyurethanes prepared therefrom | Carel T. J. Wreesmann, Erwin W. P. Erdhuisen | 1991-03-19 |
| 4908264 | Composites comprising an aramid matrix | — | 1990-03-13 |
| 4758651 | Amorphous aromatic copolyamide, a process for the preparation thereof, and shaped object | — | 1988-07-19 |
| 4493870 | Flexible layered product | Cornelius M. F. Vrouenraets | 1985-01-15 |