Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660926 | High equivalent weight polyester polyols for closed cell, rigid foams | Michael J. Skowronski | 1997-08-26 |
| 5605940 | High equivalent weight polyester polyols for closed cell, rigid foams | Michael J. Skowronski | 1997-02-25 |
| 5563180 | Catalyst for polyisocyanurate foams made with alternative blowing agents | Michael J. Skowronski | 1996-10-08 |
| 5470889 | Catalyst for polyisocyanurate foams made with alternative blowing agents | Michael E. Londrigan | 1995-11-28 |
| 5405884 | Catalyst for polyisocyanurate foams made with alternative blowing agents | Michael E. Londrigan | 1995-04-11 |
| 5362764 | Surfactant for polyisocyanurate foams made with alternative blowing agents | Michael E. Londrigan | 1994-11-08 |
| 5308883 | Catalyst for polyisocyanurate foams made with alternative blowing agents | Michael E. Londrigan | 1994-05-03 |
| 5308881 | Surfactant for polyisocyanurate foams made with alternative blowing agents | Michael E. Londrigan | 1994-05-03 |
| 5164422 | Manufacture of polyisocyanate prepolymers using ethylene glycol and cellular foams therefrom | Michael E. Londrigan, Scott C. Snider | 1992-11-17 |
| 5064873 | "Rigid foam with improved ""k"" factor by reacting a polyisocyanate prepolymer and polyester polyol containing low free glycol" | Scott C. Snider, Michael E. Londrigan | 1991-11-12 |
| 4933232 | Isocyanate-carboxyl group-containing fatty compounds for manufacture of lignocellulosic composites | George A. Grozdits, Ernest K. Moss, James F. Daly | 1990-06-12 |
| 4898776 | Isocyanate/surfactant-modified polyol binder for manufacture of lignocellulosic composites | Michael G. Israel, George A. Grozdits | 1990-02-06 |
| 4772442 | Isocyanate-carboxyl group-containing fatty compounds for manufacture of lignocellulosic composites | George A. Grozdits, Ernest K. Moss, James F. Daly | 1988-09-20 |