Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888375 | Organic polymer stabilization | Alberto Greco, Luigi Cassar, Silvestro Costanzi | 1989-12-19 |
| 4886900 | Tetrakis(3-(3,5-di-tert.buyl-4-hydroxyphenyl)propionyl-oxymethyl) methane with amorphous structure, process for its preparation and its use as a stabilizer | Nereo Nodari, Giovanni Sandre | 1989-12-12 |
| 4833260 | Process for the epoxidation of olefinic compounds | Bartolomeo Anfossi, Antonio Esposito, Franco Buonomo | 1989-05-23 |
| 4810579 | Organic phosphites resistant to hydrolysis, and process for preparing them | Nereo Nodari, Erik Bersanetti, Giovanni Sandre | 1989-03-07 |