| Patent | Date |
|---|
Carboxyl-terminated polyetheramines
Grant 5,342,918 - Howelton , et al. August 30, 1 | 1994-08-30 |
Water soluble polyamide from polyalkylene glycol diamines and polycarboxylic acids
Grant 5,324,812 - Speranza , et al. June 28, 1 | 1994-06-28 |
Macrocyclic oxamides
Grant 5,298,618 - Speranza , et al. March 29, 1 | 1994-03-29 |
Polyamidopolyfunctional amine from lactam and ether amine
Grant 5,254,668 - Dominguez , et al. October 19, 1 | 1993-10-19 |
Aromatic polyoxyalkylene amidoamines
Grant 5,239,048 - Speranza , et al. August 24, 1 | 1993-08-24 |
Polyamides from polyetheramines, hexamethylene diamine and adipic acid
Grant 5,179,175 - Speranza , et al. January 12, 1 | 1993-01-12 |
Extractive distillation of propylene oxide
Grant 5,160,587 - Marquis , et al. November 3, 1 | 1992-11-03 |
Cyanoethylation of alcohols
Grant 5,159,101 - Champion , et al. October 27, 1 | 1992-10-27 |
Removal of water and methanol from propylene oxide by extractive distillation
Grant 5,145,561 - Marquis , et al. September 8, 1 | 1992-09-08 |
Thermoplastic thermosettable polyamide from poly(oxytetramethylene) diamine and poly(oxytetramethylene) oligomer polyamine
Grant 5,140,097 - Speranza , et al. August 18, 1 | 1992-08-18 |
Amine terminated polyamides
Grant 5,138,097 - Speranza , et al. August 11, 1 | 1992-08-11 |
Hydroxy terminated polyoxypropylene polyamides
Grant 5,130,382 - Speranza , et al. July 14, 1 | 1992-07-14 |
Block polyamido condensation products
Grant 5,128,441 - Speranza , et al. July 7, 1 | 1992-07-07 |
Surfactants containing a polyurethane or polyurea polymer
Grant 5,109,061 - Speranza , et al. April 28, 1 | 1992-04-28 |
Paired alkyl phenol Mannich condensates
Grant 5,098,986 - Speranza , et al. March 24, 1 | 1992-03-24 |
Polyether amide from polyalkylene glycol diamine and diacid mixture
Grant 5,086,162 - Speranza , et al. February 4, 1 | 1992-02-04 |
Isocyanate prepolymers and secondary amines from disecondary amines and alkyl diisocyanates
Grant 5,084,202 - Lin , et al. January 28, 1 | 1992-01-28 |
Aliphatic polyamines from polynitro compounds
Grant 5,072,020 - Speranza , et al. December 10, 1 | 1991-12-10 |
Polyether amide from mixture of polyether diamine
Grant 5,053,484 - Speranza , et al. October 1, 1 | 1991-10-01 |
Hydroxy-terminated substituted diurea derivatives
Grant 5,030,754 - Speranza , et al. July 9, 1 | 1991-07-09 |
Purification of polyamines derived from polyhydroxyl compounds
Grant 5,019,653 - Speranza , et al. May 28, 1 | 1991-05-28 |
Secondary alkyl amine derivatives of ethylenediamine
Grant 5,001,267 - Speranza , et al. March 19, 1 | 1991-03-19 |
Secondary isopropyl amine derivatives of polyoxyalkylene diamines and triamines
Grant 4,946,924 - Speranza , et al. August 7, 1 | 1990-08-07 |
Novel compositions from polyoxyalkylene amines and epoxides
Grant 4,940,770 - Speranza , et al. July 10, 1 | 1990-07-10 |
Secondary isopropyl amines derived from oxyalkylene triamines
Grant 4,927,912 - Speranza , et al. May 22, 1 | 1990-05-22 |
Method for the preparation of imidazoles
Grant 4,927,942 - Speranza , et al. May 22, 1 | 1990-05-22 |
Novel compositions from polyoxyalkylene amines and epoxides
Grant 4,886,867 - Lin , et al. December 12, 1 | 1989-12-12 |
High molecular weight polyalkoxyamide, urea or urethane-containing piperidine radical
Grant 4,847,380 - Speranza , et al. July 11, 1 | 1989-07-11 |
Hydroxy-terminated amides
Grant 4,791,230 - Lin , et al. December 13, 1 | 1988-12-13 |
Long lasting detergent bar containing a polyamide or polyester polymer
Grant 4,735,746 - Speranza , et al. April 5, 1 | 1988-04-05 |
Reaction product of polyoxyalkylene polyamine and an aliphatic isocyanate
Grant 4,705,814 - Grigsby, Jr. , et al. November 10, 1 | 1987-11-10 |
Polymer polyols from liquid terephthalic polyester polyols
Grant 4,568,717 - Speranza , et al. February 4, 1 | 1986-02-04 |
Polyether polyols from mixed initiators
Grant 4,528,112 - Speranza , et al. July 9, 1 | 1985-07-09 |
Ultraviolet light stabilizing sterically hindered polyoxyalkylene amines
Grant 4,526,972 - Speranza , et al. July 2, 1 | 1985-07-02 |
Aromatic polyols made from polyethylene terephthalate scrap, glycols and aromatic carbonyl-containing compounds
Grant 4,506,090 - Brennan , et al. March 19, 1 | 1985-03-19 |
Water soluble polyethylene terephthalate derivatives
Grant 4,503,197 - Speranza , et al. March 5, 1 | 1985-03-05 |
Modified Mannich condensates and manufacture of rigid polyurethane foam with alkoxylation products thereof
Grant 4,487,852 - Brennan , et al. December 11, 1 | 1984-12-11 |
Liquid phase polyols which are alkylene oxide adducts of terephthalic esters from recycled polyethylene terephthalate
Grant 4,485,196 - Speranza , et al. November 27, 1 | 1984-11-27 |
Liquid terephthalic ester polyols and polyisocyanurate foams therefrom
Grant 4,469,824 - Grigsby, Jr. , et al. September 4, 1 | 1984-09-04 |
Aromatic polyester polycarbonate polyols derived from polyethylene terephthalate residues
Grant 4,465,793 - Brennan , et al. August 14, 1 | 1984-08-14 |
Polyamide co-polymer polyols made with diesters and diamines and polyurethanes therefrom
Grant 4,452,922 - Speranza , et al. June 5, 1 | 1984-06-05 |
Aromatic amide polyols for rigid polyurethane foams
Grant 4,442,238 - Zimmerman , et al. April 10, 1 | 1984-04-10 |
Demulsification of bitumen emulsions using water soluble epoxy-containing polyethers
Grant 4,411,775 - McCoy , et al. October 25, 1 | 1983-10-25 |
Process for preparing polyol-catalyst mixtures useful in the preparation of rigid polyurethane cellular products
Grant 4,404,121 - Klein , et al. September 13, 1 | 1983-09-13 |
Demulsification of bitumen emulsions using water soluble salts of polymers
Grant 4,396,499 - McCoy , et al. August 2, 1 | 1983-08-02 |
Method for producing a low viscosity spray polyol by reacting an alkylene oxide with the reaction product of a phenol, an amine and a smaller formaldehyde portion
Grant 4,383,102 - McDaniel , et al. May 10, 1 | 1983-05-10 |
Polyisocyanurates from diols modified with epoxy resins
Grant 4,323,658 - Speranza , et al. April 6, 1 | 1982-04-06 |
Modification of amino polyols with epoxy resins
Grant 4,309,532 - Cuscurida , et al. January 5, 1 | 1982-01-05 |
Polyurethane foams using a polyurea polymer polyol
Grant 4,296,213 - Cuscurida , et al. October 20, 1 | 1981-10-20 |
Polyester polycarbonates
Grant 4,267,120 - Cuscurida , et al. May 12, 1 | 1981-05-12 |
Urea derivative and use as polyurethane catalyst
Grant 4,237,282 - Speranza , et al. December 2, 1 | 1980-12-02 |
Urea derivative and use as polyurethane catalyst
Grant 4,194,069 - Speranza , et al. March 18, 1 | 1980-03-18 |
Bis-quaternary ammonium salts as polyisocyanurate catalysts
Grant 4,186,255 - Klein , et al. January 29, 1 | 1980-01-29 |
Method of making glycidyl ethers of novolak resins
Grant 4,102,866 - Speranza , et al. July 25, 1 | 1978-07-25 |
Foams and elastomers prepared in the presence of high tertiary amine content polyurethane catalysts
Grant 4,049,591 - McEntire , et al. September 20, 1 | 1977-09-20 |
Low friability polyisocyanurate foams
Grant 4,046,721 - Austin , et al. September 6, 1 | 1977-09-06 |
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