Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4452922 | Polyamide co-polymer polyols made with diesters and diamines and polyurethanes therefrom | George P. Speranza | 1984-06-05 |
| 4442237 | Novel aromatic amide polyols from the reaction of phthalic acid residues, alkylene glycols and amino alcohols | Kenneth G. McDaniel | 1984-04-10 |
| 4442238 | Aromatic amide polyols for rigid polyurethane foams | George P. Speranza | 1984-04-10 |
| 4433170 | Novel bis(aminoethyl)ether derivatives useful as polyurethane catalysts | Ernest L. Yeakey | 1984-02-21 |
| 4376832 | Catalyst-solvent system for polyester-based polyurethane foams comprising N-butylmorpholine and N,N'-dimethylpiperazine and the solvent | George P. Speranza | 1983-03-15 |
| 4373034 | Modification of polyols with epoxy resins for use in flexible polyurethane foams | George P. Speranza, Michael Cuscurida | 1983-02-08 |
| 4350778 | Method for making RIM polyurethane elastomers using as the catalyst system a hydroxyalkylamine, dibutyltin dilaurate and an alkyltin mercaptide | Richard J. G. Dominguez, Doris M. Rice | 1982-09-21 |
| 4348488 | Polyurethanes using novel N-substituted perhydrodioxazepines as catalysts | Edward E. McEntire | 1982-09-07 |
| 4342687 | N-Substituted perhydrodioxazepines useful as polyurethane catalysts | Edward E. McEntire | 1982-08-03 |
| 4338408 | Polyurethanes using bis(aminoethyl)ether derivatives as catalysts | Ernest L. Yeakey | 1982-07-06 |
| 4332720 | N,N'-Polyoxyalkylene bis(lactam carboxylic acids) | Heinz Schulze, Harold G. Waddill | 1982-06-01 |
| 4326050 | Process and product | Heinz Schulze, Harold G. Waddill | 1982-04-20 |
| 4326042 | Morpholine and piperazine derivatives in a catalyst system for polyester-based polyurethane foams | — | 1982-04-20 |
| 4323658 | Polyisocyanurates from diols modified with epoxy resins | George P. Speranza | 1982-04-06 |
| 4316991 | Modification of polyols with epoxy resins | George P. Speranza, Michael Cuscurida | 1982-02-23 |
| 4315079 | Process of making an isocyanurate foam | Heinz Schulze, Harold G. Waddill | 1982-02-09 |
| 4310634 | Novel polyisocyanurate catalyst | Edward E. McEntire | 1982-01-12 |
| 4304690 | Compounds from aminated alkoxylated aliphatic alcohol | Heinz Schulze, Carter G. Naylor | 1981-12-08 |
| 4298708 | Aminated alkoxylated aliphatic alcohol salts as polyisocyanurate catalysts | Heinz Schulze, Carter G. Naylor | 1981-11-03 |
| 4286072 | Novel polyisocyanurate catalysts | Edward E. McEntire | 1981-08-25 |
| 4251637 | Tertiary amino substituted oxazolidines as polyisocyanurate catalysts | Edward E. McEntire, Howard P. Klein | 1981-02-17 |
| 4251636 | Stannous halide complexes and their use in preparing polyurethane foams | — | 1981-02-17 |
| 4242467 | Urea derivatives and use as polyurethane catalysts | — | 1980-12-30 |
| 4239855 | Polyurethane catalysts and method of use | — | 1980-12-16 |
| 4239916 | Isocyanurate foam catalyst | Edward E. McEntire, Howard P. Klein | 1980-12-16 |