Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111332 | Isocyanate polymerization catalyst, preparation method thereof, and method for preparing polyisocyanate by using same | Wei Liu, Yonghua Shang, Bin Shi, Yuqi Wang, Yuan Li +1 more | 2021-09-07 |
| 9518142 | Process for preparing isocyanate homopolymers containing uretdione groups | — | 2016-12-13 |