Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610248 | Block copolymers and a novel method for preparing (co)polymers having a narrow molecular weight distribution by metal-free anionic polymerization in the presence of a phosphonium cation | Angela P. Zagala | 1997-03-11 |