Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590064 | Use of heterogeneous catalysts in methods for the production of polyamides | Volker Hildebrandt | 2003-07-08 |
| 6569988 | Method for the production of polyamides | Volker Hildebrandt, Dieter Krauss, Martin Leemann | 2003-05-27 |
| 6548626 | Method for preparing polyamides from lactams and polyamide extracts | Volker Hildebrandt, Alfons Ludwig | 2003-04-15 |
| 6531570 | Accelerator for the production of polyamides from aminonitriles | Volker Hildebrandt | 2003-03-11 |
| 6525167 | Method for producing polyamide 6 of a low extract content, high viscosity stability and low remonomerization rate | Volker Hildebrandt, Motonori Yamamoto | 2003-02-25 |