Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6242540 | Process for the preparation of polymer particles | Jeroen Joost Crevecoeur, Eric Wilhelmus Johannes Frederik Neijman, Johannes M. Zijderveld | 2001-06-05 |
| 6160027 | Process for the preparation of polymer particles | Jeroen Joost Crevecoeur, Eric Wilhelmus Johannes Frederik Neijman, Johannes M. Zijderveld | 2000-12-12 |
| 5310820 | Process for modification of polyphenylene ether or related polymers with a cyclic acid anhydride and the use thereof in modified, high temperature rigid polymer of vinyl substituted aromatics | Johannes M. Zijderveld | 1994-05-10 |
| 5304600 | Process for preparation of modified polyphenylene ether or related polymers and the use thereof in modified high temperature rigid polymer of vinyl substituted aromatics | Henricus Cornelis Timmermans, Johannes M. Zijderveld | 1994-04-19 |
| 5219951 | Process for preparation of modified polyphenylene ether or related polymers and the use thereof in modified high temperature rigid polymer of vinyl substituted aromatics | Johannes M. Zijderveld | 1993-06-15 |
| 5079268 | Poly(alkenyl substituted aromatic) and elastomer containing polymer compositions and process for their preparation | Gerardus J. M. De Koning, Johannes M. Zijderveld | 1992-01-07 |
| 5071922 | Process for preparation of modified polyphenylene ether or related polymers and the use thereof in modified high temperature rigid polymer of vinyl substituted aromatics | Johannes M. Zijderveld | 1991-12-10 |