Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828270 | Supported catalyst for producing syndiotactic styrenic polymer with high productivity and significantly reduced reactor fouling | Xuequan Zhang, Sung-Cheol Yoon, Jae Gon Lim | 2004-12-07 |
| 6780938 | Reactor alloy of syndiotactic polystyrene having high impact resistance | Sung-Cheol Yoon, Xuequan Zhang, Jae Gon Lim, Hyun Joon Kim | 2004-08-24 |