Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814367 | Stabilizing high density polyethylene containing chromium catalyst residues with 2,2'-ethylidene-bis(4,6-di-t-butylphenol), a solid polyol having five to six carbon atoms, and a tris(alkylaryl) phosphite | Michael H. Fisch, Paul E. Bennett | 1989-03-21 |