Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977193 | Reclaiming epsilon-caprolactam from nylon 6 carpet | Thomas F. Corbin, Alan C. Handermann, Richard Kotek, William D. Porter, Edward A. Davis | 1999-11-02 |
| 5241066 | Method of recovering caprolactam from mixed waste | Edward A. Davis | 1993-08-31 |
| 5218080 | Constant composition recycle of nylon 6 polymerization wash water | — | 1993-06-08 |
| 5169870 | Reclaiming .epsilon.-caprolactam from nylon 6 carpet | Thomas F. Corbin, Edward A. Davis | 1992-12-08 |
| 5077381 | Constant compositioin recycle of nylon 6 polymerization wash water | — | 1991-12-31 |
| 5006635 | Molecular weight controller composition for aqueous polymerization of lactam to polyamide | — | 1991-04-09 |
| 4844834 | Molecular weight controller for polymerization of lactams to polyamides | — | 1989-07-04 |
| 4720328 | Method for removing impurities from caprolactam | Tom F. Corbin, Kenneth B. Wagener | 1988-01-19 |