Patents by Inventor Panagiotis I. Kordomenos
Panagiotis I. Kordomenos has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 4734463Abstract: A hydroxy functional urethane modified polyester resin and solvent-based thermosetting coating composition comprising said resin and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as a hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer suitable for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional urethane modified polyester resin is the product of polymerization of lactone monomers in the presence of hydroxy-containing urethane modified polyester precursor. The polymerization reaction mixture comprises between about 10 and about 80 weight percent the hydroxy-containing urethane modified polyester precursor and between about 90 and about 20 weight percent lactone monomers.Type: GrantFiled: December 24, 1985Date of Patent: March 29, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Tab Semanision
-
Patent number: 4714744Abstract: A hydroxy functional epoxy-polyester graft copolymer and novel, solvent-based thermosetting coating composition comprising said copolymer and polyfunctional, hydroxy-reactive crosslinking agent. The coating composition may be formulated as a hot sprayable, high solids coating composition suitable for use as a chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. The composition may also be formulated as a high solids composition sprayable with conventional spraying equipment. Hydroxy-functional epoxy-polyester graft copolymer is prepared by polymerization of lactone monomers in the presence of hydroxy functional epoxy ester resin precursor. The precursor is the reaction product of modified diepoxide and hydroxy functional secondary amine in about a 1:1 equivalent ratio.Type: GrantFiled: June 23, 1986Date of Patent: December 22, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan
-
Patent number: 4714743Abstract: A hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said coplymer and polyfunctional, hydroxy-reactive crosslinking agent. The coating composition may be formulated agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer suitable for use on body panel areas subject to chipping by stones, gravel and other road debris. The composition also may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy-polyester graft copolymer is the product of polymerization of lactone monomers in presence of hydroxy functional epoxy ester resin precursor.Type: GrantFiled: June 23, 1986Date of Patent: December 22, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan
-
Patent number: 4714745Abstract: A hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said copolymer and polyfunctional, hydroxy-reactive crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer suitable for use on body panel areas subject to chipping by stones, gravel and other road debris. The composition also may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy-polyester graft copolymer is the product of polymerization of lactone monomers in presence of hydroxy functional epoxy ester resin precursor. The precursor resin is the product of modified diepoxide and hydroxy functional secondary amine, the modified diepoxide being the product of the polymerization of lactone monomers in the presence of diepoxide which has been chain extended with dicarboxylic acid.Type: GrantFiled: June 23, 1986Date of Patent: December 22, 1987Assignee: E. I. duPont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan
-
Patent number: 4713425Abstract: A solvent-based thermosetting coating composition comprising a hydroxy functional epoxy ester resin, and polycaprolactone diol, and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The resin is formed by reaction of diepoxide chain extended substantially simultaneously with diphenol and dicarboxylic acid and chain terminated with acid component comprising primary hydroxy functional acid.Type: GrantFiled: November 22, 1985Date of Patent: December 15, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4708995Abstract: A hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer suitable for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy-polyester graft copolymer is the product of polymerization of lactone members in the presence of hydroxy functional epoxy ester resin precursor. The precursor resin is the reaction product of diepoxide chain extended with diphenol and chain terminated with acid component comprising primary hydroxy functional acid. The polymerization of the lactone monomers is carried out at a temperature between about 50.degree. C. and about 300.degree.Type: GrantFiled: November 14, 1985Date of Patent: November 24, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4701502Abstract: Solvent-based thermosetting coating composition comprising a hydroxy functional epoxy ester resin, linear polycaprolactone diol, and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy ester resin is formed by reaction of diepoxide chain extended with dicarboxylic acid and chain terminated with acid component comprising primary hydroxy functional acid.Type: GrantFiled: December 13, 1985Date of Patent: October 20, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4701501Abstract: A solvent-based thermosetting coating composition comprising a hydroxy functional epoxy ester resin, linear polycaprolactone diol, and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy ester resin is formed by reaction of diepoxide, previously chain extended with dicarboxylic acid, with hydroxy functional secondary amine in chain terminating reaction.Type: GrantFiled: November 22, 1985Date of Patent: October 20, 1987Assignee: E. I. du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4699959Abstract: Solvent-based thermosetting coating composition comprising a hydroxy functional epoxy amine adduct linear polycaprolactone diol and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy amine adduct is the reaction product of diepoxide chain extended with aliphatic diol and chain terminated with hydroxy functional secondary amine.Type: GrantFiled: December 16, 1985Date of Patent: October 13, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4699958Abstract: A solvent-based thermosetting coating composition comprising a hydroxy functional epoxy resin, linear polycaprolactone diol, and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy resin is formed by reaction of diepoxide, previously chain extended with diphenol, with hydroxy functional secondary amine in chain terminating reaction.Type: GrantFiled: November 22, 1985Date of Patent: October 13, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4699957Abstract: Solvent-based thermosetting coating composition comprising a hydroxy functional epoxy ester resin, linear polycaprolactone diol and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy ester resin is the reaction product of diepoxide chain extended with diphenol and either subsequently or simultaneously chain terminated with acid component comprising primary hydroxy functional acid.Type: GrantFiled: November 22, 1985Date of Patent: October 13, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4699955Abstract: A solvent based thermosetting coating composition comprising hydroxy functional epoxy ester resin, linear polycaprolactone diol, and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as a chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy ester resin is formed by reaction of diepoxide, chain extended with diphenol and dicarboxylic acid, with hydroxy functional secondary amine in chain terminating reaction.Type: GrantFiled: November 22, 1985Date of Patent: October 13, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4698398Abstract: A hydroxy functional epoxy-polyester graft copolymer and novel, solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as a hot sprayable, high solids coating composition suitable for use as a chip resistant automotive vehicle primer adapted for use on body panel areas subject to chippng by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. Hydroxy-functional epoxy-polyester graft copolymer is prepared by polymerization of lactone monomers in the presence of hydroxy functional epoxy ester resin precursor. Such precursor resin is formed by reaction of diepoxide chain extended substantially simultaneously with diphenol and dicarboxylic acid and chain terminated with acid component comprising primary hydroxy functional acid.Type: GrantFiled: November 14, 1985Date of Patent: October 6, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4698402Abstract: An hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy-polyester graft copolymer is the product of polymerization of certain lactone monomers in the presence of hydroxy functional epoxy amine adduct precursor. The precursor resin is the reaction product of diepoxide with aliphatic diol and, subsequently, with hydroxy functional secondary amine. The polymerization of the lactone monomers is carried out at a temperature between about 50.degree. C. and about 300.degree. C.Type: GrantFiled: December 16, 1985Date of Patent: October 6, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4698399Abstract: A hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as a hot sprayable, high solids coating composition suitable for use as a chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy-functional epoxy-polyester graft copolymer is prepared by polymerization of lactone monomers in the presence of hydroxy functional epoxy ester resin precursor. Such precursor resin is formed by reaction of diepoxide chain extended with dicarboxylic acid and chain terminated with acid component comprising primary hydroxy functional acid.Type: GrantFiled: November 14, 1985Date of Patent: October 6, 1987Assignee: E. I. du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4698400Abstract: An hydroxy functional epoxy-polyester graft copolymer and solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. The coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, the composition may be formulated as a high solids composition sprayable with conventional spraying equipment. The hydroxy functional epoxy-polyester graft copolymer is the product of polymerization of certain lactone monomers in the presence of hydroxy functional epoxy ester resin precursor. The precursor resin is the reaction product of diepoxide with aliphatic diol and, subsequently, with acid component comprising primary hydroxy functional acid. The polymerization of the lactone monomers is carried out at a temperature between about 50.degree. C. and about 300.degree.Type: GrantFiled: December 16, 1985Date of Patent: October 6, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur
-
Patent number: 4694051Abstract: This invention is directed to thermosetting coating compositions comprising hydroxy functional urethane modified polyester resin, blocked polyisocyanate crosslinking agent, diol modified blocked diisocyanate and polyamine having at least two amine groups selected from primary and secondary amine groups. The hydroxy functional urethane modified polyester resin is the product of polymerization of lactone monomers in the presence of hydroxy-containing urethane modified polyester precursor (i) having a number average molecular weight (M.sub.n) between about 1,000 and about 10,000, (ii) having a hydroxy number between about 30 and about 300, and (iii) containing between about 1 and about 10 urethane groups per molecule.Type: GrantFiled: December 19, 1986Date of Patent: September 15, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan
-
Patent number: 4626578Abstract: Novel solvent-based thermosetting composition comprising (a) hydroxy functional epoxy ester resin of number average molecular weight (Mn) between about 1,000 and about 5,000, comprising the reaction product of diepoxide with aliphatic diol and, subsequently with monobasic fatty acid; and (b) polyfunctional, hydroxy-reactive crosslinking agent, for example, aminoplast crosslinking agent or blocked polyisocyanate crosslinking agent comprising isocyanate groups blocked by reaction with an active hydrogen bearing blocking agent. The coating composition can be formulated as a primer composition sprayable with conventional spraying equipment.Type: GrantFiled: December 24, 1984Date of Patent: December 2, 1986Assignee: Ford Motor CompanyInventors: Panagiotis I. Kordomenos, David L. Maker, Gordon R. Mros, John D. Nordstrom
-
Patent number: 4588787Abstract: This invention relates to flexible coating compositions which have excellent adherence to metal or plastic and possess superior weathering properties. More particularly, the invention relates to coating compositions which comprises hydroxy-containing urethane modified polyesters. The modified polyesters are made from urethane modified diols reacted with polyol and diacid compounds, polyisocyanate crosslinking agent and, optionally, a high molecular weight linear polyurethane.Type: GrantFiled: October 13, 1983Date of Patent: May 13, 1986Assignee: Ford Motor CompanyInventors: Panagiotis I. Kordomenos, Kenneth R. Kurple, Delores J. Alexander
-
Patent number: 4581424Abstract: Novel epoxy-polyester graft copolymer and novel, solvent-based thermosetting coating composition comprising said copolymer and blocked polyisocyanate crosslinking agent. Coating composition may be formulated as hot sprayable, high solids coating composition suitable for use as chip resistant automotive vehicle primer adapted for use on body panel areas subject to chipping by stones, gravel and other road debris. Alternatively, composition may be formulated as a high solids composition sprayable with conventional spraying equipment. Epoxy-polyester graft copolymer is prepared by polymerization of lactone monomers in presence of hydroxy functional epoxy resin precursor. Precursor resin is formed by reaction of diepoxide, previously chain extended with diphenol, with hydroxy functional secondary amine in chain terminating reaction.Type: GrantFiled: July 5, 1983Date of Patent: April 8, 1986Assignee: Ford Motor CompanyInventors: Panagiotis I. Kordomenos, Andrew H. Dervan, Dennis J. Grebur