Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4708968 | Divinylbenzene in expandable beads for cup molding | Adolph V. Di Giulio | 1987-11-24 |
| 4692472 | Divinylbenzene in expandable beads for cup molding | Adolph V. DiGiulio | 1987-09-08 |
| 4681779 | Anti-static styrene polymer particles by impregnation | — | 1987-07-21 |
| 4609681 | Anti-lumping styrene polymer particles for molding foams | — | 1986-09-02 |
| 4608394 | Anti-static styrene polymer particles by impregnation | — | 1986-08-26 |
| 4588751 | Anti-lumping styrene polymer particles for molding foams | — | 1986-05-13 |
| 4547527 | Impregnation suspension system for expandable styrene/maleic anhydride particles | — | 1985-10-15 |
| 4386133 | Coated beads with macromonomer-styrene polymerizate coating | Elizabeth A. Blommers, David R. Warfel | 1983-05-31 |
| 4385156 | Process for producing coated styrenic polymer beads for heat resistant foams | Harold A. Wright, Walter O. Pillar, Adolph V. DiGiulio, Kenneth D. Thom | 1983-05-24 |
| 4333969 | Process for producing styrenic polymer beads of preferred bead size | Harold A. Wright | 1982-06-08 |
| 4333970 | Process for producing coated beads with macromonomer-styrene polymerizate coating | Elizabeth A. Blommers, David R. Warfel | 1982-06-08 |
| 4307134 | Process for producing plasticized elastomer-styrene coated beads | Ralph Milkovich, David R. Warfel, Elizabeth A. Blommers | 1981-12-22 |
| 4269871 | Antilumping expandable styrene polymers | Elizabeth A. Blommers, William J. Poole | 1981-05-26 |