Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8372939 | Transparent polyurethanes | Edmond J. Derderian | 2013-02-12 |
| 8178644 | Impact-resistant polyurethane | Edmond J. Derderian | 2012-05-15 |
| 6600001 | Alkylamino oxamides as low odor, non-fugitive catalysts for the production of polyurethanes | Karena Kaye Robinson, Edmond J. Dererian | 2003-07-29 |
| 6077877 | Reactive amine catalysts for use in polyurethane polymers | K. Kaye Robinson | 2000-06-20 |
| 5525640 | Silicone surfactants for use in inert gas blown polyurethane foams | Mark E. Harakal, Lee F. Lawler, Glenn A. Miller | 1996-06-11 |
| 5489618 | Process for preparing polyurethane foam | — | 1996-02-06 |
| 5364924 | Substituted ureas containing cyclic amines as chain extenders in polymeric systems | Forest A. Richey, Jr. | 1994-11-15 |
| 5212271 | Process for obtaining textured coatings from photo-curable urea-containing compositions | Alison D. Beckett, Joseph V. Koleske | 1993-05-18 |
| 4960942 | Process for the manufacture of N-(polyoxyalkyl)-N-(alkyl)amines | David L. Kirchner | 1990-10-02 |
| 4954560 | Stable polymer/polyols made without macromonomer | Michael W. Jorgenson, Paul W. Leuzzi, II | 1990-09-04 |
| 4954561 | Stabilizers for polymer/polyols | John F. Timberlake | 1990-09-04 |
| 4904705 | Polyurea foams made from N-(polyoxyalkyl)-N-(alkyl)amines | Michael W. Jorgenson | 1990-02-27 |
| 4902777 | N-(polyoxyalkyl)-n-(alkyl)amines | David James Schreck, Danny E. Smith | 1990-02-20 |
| 4902768 | Elastomers prepared from N-(polyoxyalkyl)-N-(alkyl)amines | Nigel Barksby | 1990-02-20 |
| 4622361 | Flame retarded high modulus polyurethane elastomers and method of making same | William A. Gill | 1986-11-11 |
| 4407983 | Polyoxamate polymer/polyols | — | 1983-10-04 |
| 4312973 | Polyurethane elastomers prepared from polyol or polymer/polyol-chain extender mixtures | Frank E. Critchfield, Leslie E. Hawker | 1982-01-26 |
| 4283500 | Polymer/polyisocyanates | George H. Armstrong, Frank E. Critchfield | 1981-08-11 |
| 4226756 | Mixtures of extenders and polyols or polymer/polyols useful in polyurethane production | Frank E. Critchfield, Leslie E. Hawker | 1980-10-07 |