Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139604 | Polyalkylene carbonate-based resin, and molded article produced therefrom | Won Hee WOO, Seung Young Park, Sang Cheol Shin, Kyung Min Min, Won Seok Kim | 2024-11-12 |
| 12076714 | Method for separating organozinc catalyst from polyalkylene carbonate polymerization solution | Kyung Min Min, Seung Young Park, Sang Cheol Shin, Won Seok Kim, Won Hee WOO | 2024-09-03 |
| 11976164 | Method of preparing organic zinc catalyst and method of preparing polyalkylene carbonate resin by using the organic zinc catalyst prepared thereby | Seung Young Park, Sang Cheol Shin, Kyung Min Min | 2024-05-07 |
| 11944961 | Method for regenerating waste organic zinc catalyst through surface modification | — | 2024-04-02 |