Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362862 | Preparation of poly-2-pyrrolidone with N-(2-caprolactim)-caprolactam accelerator | Edmond H. J. P. Bour, Johannes A. L. Brouwers | 1982-12-07 |
| 4345065 | Method for polymerizing pyrrolidone with preheating of catalyst solution | Edmond H. J. P. Bour, Johannes A. L. Brouwers | 1982-08-17 |
| 4309530 | Two stage procedure for the preparation of polypyrrolidone | Edmond H. J. P. Bour, Johannes A. L. Brouwers | 1982-01-05 |