Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855330 | High styrene content stable polymer polyols using epoxy resin-modified polyols as base polyols | John E. Hayes | 1989-08-08 |
| 4837246 | High molecular weight dispersants for polymer polyols | John E. Hayes | 1989-06-06 |
| 4837247 | Stable polymer polyols in base polyols with molecular weight greater than 4000 using high molecular weight dispersants | John E. Hayes | 1989-06-06 |
| 4837263 | Polymer polyol and flame retardant polyurethane foams | John E. Hayes | 1989-06-06 |
| 4777313 | Boron-promoted reducible metal oxides and methods of their use | John A. Sofranko, C. Andrew Jones | 1988-10-11 |
| 4769508 | Alkali promoted manganese oxide compositions containing titanium | Howard Paul Withers, Jr., John A. Sofranko | 1988-09-06 |
| 4721733 | Polymer polyol dispersion from .alpha.,.beta. ethylenically unsaturated dicarboxylic acid anhydrides | John E. Hayes | 1988-01-26 |
| 4705866 | Synthesis of N-halogenated phenyl maleimide compounds with tin containing catalysts | — | 1987-11-10 |
| 4654463 | Skeletal isomerization of olefins over bromided aluminas | Hsiang-Ning Sun | 1987-03-31 |
| 4448897 | Method for producing a vanadium-titanium catalyst exhibiting improved intrinsic surface area | — | 1984-05-15 |