Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6890973 | Syndiotactic polystyrene nanocomposite and manufacturing method thereof | Xuequan Zhang, Sung-Cheol Yoon | 2005-05-10 |
| 6875804 | Syndiotactic polystyrene compositions having improved impact strength | Xuequan Zhang | 2005-04-05 |