Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4535133 | Polyether polyols modified with epoxy resin-diamine adducts | Harold G. Waddill | 1985-08-13 |
| 4528112 | Polyether polyols from mixed initiators | George P. Speranza | 1985-07-09 |
| 4525488 | Preparation of polyaddition products of Mannich condensates and polyisocyanates in polyols and their use in polyurethanes | George P. Speranza | 1985-06-25 |
| 4523025 | Polymer polyols from partially reacted polyamines | Howard P. Klein | 1985-06-11 |
| 4521581 | Polymer polyol prepared by crosslinking a low molecular weight polymer in a polyol | Richard J. G. Dominguez | 1985-06-04 |
| 4521572 | Epoxy resin modified polyether polyols from mixed initiators | Bruce W. Peterson | 1985-06-04 |
| 4518778 | Polymer polyols from alkylene oxide adducts of alkanolamines | — | 1985-05-21 |
| 4518720 | Flexible polyurethane foams made from polyether polyols modified with epoxy resin-diamine adducts | Harold G. Waddill, Bruce W. Peterson | 1985-05-21 |
| 4490154 | Fuels containing an alkenylsuccinyl polyglycolcarbonate ester as a deposit-control additive | Rodney L. Sung, Ernest L. Yeakey, Walter D. Foucher, Jr. | 1984-12-25 |
| 4488982 | Low foaming nonionic polyether polycarbonate surfactants and functional fluids | Robert M. Gipson | 1984-12-18 |
| 4479010 | Procedure for the alkoxylation of polyoxyalkyleneamines | Walter P. Krause | 1984-10-23 |
| 4468483 | Aromatic polyester polycarbonates from polyols derived from recycled polyethylene terephthalate | Ernest L. Yeakey | 1984-08-28 |
| 4465858 | Procedure for the partial alkoxylation of polyoxyalkyleneamines | Howard P. Klein | 1984-08-14 |
| 4451588 | High load bearing polyurethane foams made from mixed initiator polyether polyols | George P. Speranza, Bruce W. Peterson | 1984-05-29 |
| 4439551 | Packaging foam polyurethane composition employing novel polyol blend | Ernest L. Yeakey, Michael E. Brennan | 1984-03-27 |
| 4436843 | High-resilience polyurethane foams having improved resistance to shrinkage | Richard L. Rowton | 1984-03-13 |
| 4435527 | Polyester polymer polyols made with polyester polycarbonates and polyurethanes therefrom | — | 1984-03-06 |
| 4411775 | Demulsification of bitumen emulsions using water soluble epoxy-containing polyethers | David R. McCoy, George P. Speranza | 1983-10-25 |
| 4396499 | Demulsification of bitumen emulsions using water soluble salts of polymers | David R. McCoy, George P. Speranza | 1983-08-02 |
| 4394463 | Rigid polyurethane foams made from amino polyols modified with epoxy resins | Neal J. Grice, George P. Speranza | 1983-07-19 |
| 4373034 | Modification of polyols with epoxy resins for use in flexible polyurethane foams | George P. Speranza, Robert L. Zimmerman | 1983-02-08 |
| 4358547 | Novel catalyst system for rim elastomers | Richard J. G. Dominquez | 1982-11-09 |
| 4356330 | Method of decolorizing mixtures of T-butyl alkylphenols with N-(2-hydroxyethyl)oxazolidine | George P. Speranza | 1982-10-26 |
| 4316991 | Modification of polyols with epoxy resins | George P. Speranza, Robert L. Zimmerman | 1982-02-23 |
| 4309532 | Modification of amino polyols with epoxy resins | Neal J. Grice, George P. Speranza | 1982-01-05 |