Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696225 | Process for making high-performance polyetherester resins and thermosets | Gangfeng Cai, Lau S. Yang | 1997-12-09 |
| 5677396 | Polyetherester resins from diol diesters | — | 1997-10-14 |
| 5612444 | Process for making polyetheresters with high aromatic ester content | Gangfeng Cai, Lau S. Yang | 1997-03-18 |
| 5610205 | Process for making a polyetherester by insertion of a carboxylic acid into a polyether | Lau S. Yang | 1997-03-11 |