Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5523327 | Process for preparing ion exchange resins by chloromethylation of crosslinked styrene copolymers in the presence of saturated hydrocarbon swelling agents | Cheng Q. Song, Marc Halpern | 1996-06-04 |