Patents by Inventor Larry Glen Snow
Larry Glen Snow 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).
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Publication number: 20120240986Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: ApplicationFiled: June 5, 2012Publication date: September 27, 2012Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael Debergalis, Larry Glen Snow
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Patent number: 8197933Abstract: A photovoltaic module backsheet includes a polyester film having opposite first and second surfaces, and first and second fluoropolymer coatings on the first and second surfaces of the polyester film. The first and second fluoropolymer coatings each include fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer. The compatible adhesive polymer includes a backbone that is compatible with the fluoropolymer and pendant functional groups. The pendant functional groups are selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy and mixtures thereof.Type: GrantFiled: September 26, 2011Date of Patent: June 12, 2012Assignee: E.I. du Pont de Nemours and CompanyInventors: Michael DeBergalis, Larry Glen Snow
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Patent number: 8168297Abstract: A process for forming a multilayer film includes coating a polymeric substrate film with a liquid fluoropolymer coating. The liquid fluoropolymer coating includes a fluoropolymer, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. The process further includes cross-linking the compatible cross-linkable adhesive polymer to form a cross-linked polymer network in the fluoropolymer coating, removing the solvent from the fluoropolymer coating, and adhering the fluoropolymer coating to the polymeric substrate film. A liquid fluoropolymer coating composition includes a fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. A fluoropolymer coated film includes a polymeric substrate film and a fluoropolymer coating on the polymeric substrate film.Type: GrantFiled: April 11, 2008Date of Patent: May 1, 2012Assignee: E. I. du Pont de Nemours and CompanyInventor: Larry Glen Snow
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Publication number: 20120024352Abstract: A photovoltaic module backsheet includes a polyester film having opposite first and second surfaces, and first and second fluoropolymer coatings on the first and second surfaces of the polyester film. The first and second fluoropolymer coatings each include fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer. The compatible adhesive polymer includes a backbone that is compatible with the fluoropolymer and pendant functional groups. The pendant functional groups are selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy and mixtures thereof.Type: ApplicationFiled: September 26, 2011Publication date: February 2, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Michael DeBergalis, Larry Glen Snow
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Patent number: 8062744Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: GrantFiled: June 26, 2009Date of Patent: November 22, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Michael DeBergalis, Larry Glen Snow
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Patent number: 8048518Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: GrantFiled: June 26, 2009Date of Patent: November 1, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Michael Debergalis, Larry Glen Snow
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Patent number: 8025928Abstract: A process for forming a multilayer film includes coating a polymeric substrate film with a liquid fluoropolymer coating. The liquid fluoropolymer coating includes a fluoropolymer, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. The process further includes cross-linking the compatible cross-linkable adhesive polymer to form a cross-linked polymer network in the fluoropolymer coating, removing the solvent from the fluoropolymer coating, and adhering the fluoropolymer coating to the polymeric substrate film.Type: GrantFiled: December 16, 2010Date of Patent: September 27, 2011Assignee: E. I. du Pont de Nemours and CompanyInventor: Larry Glen Snow
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Patent number: 8012542Abstract: A liquid fluoropolymer coating composition and a process for using the composition to make fluoropolymer coated polymeric substrates. The liquid fluoropolymer composition comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer, solvent, and compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. In the process, the composition is applied to a polymeric substrate comprising functional groups on its surface that interact with said compatible adhesive polymer to promote bonding of said fluoropolymer coating to said substrate. The solvent is removed from the coating composition applied to the substrate to form a fluoropolymer coating on the substrate.Type: GrantFiled: December 20, 2006Date of Patent: September 6, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Larry Glen Snow, Michael Debergalis
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Patent number: 7981478Abstract: A liquid fluoropolymer coating composition and a process for using the composition to make fluoropolymer coated polymeric substrates. The liquid fluoropolymer composition comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer, solvent, and compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. In the process, the composition is applied to a polymeric substrate comprising functional groups on its surface that interact with said compatible adhesive polymer to promote bonding of said fluoropolymer coating to said substrate. The solvent is removed from the coating composition applied to the substrate to form a fluoropolymer coating on the substrate.Type: GrantFiled: June 10, 2010Date of Patent: July 19, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Larry Glen Snow, Michael Debergalis
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Publication number: 20110086172Abstract: A process for forming a multilayer film includes coating a polymeric substrate film with a liquid fluoropolymer coating. The liquid fluoropolymer coating includes a fluoropolymer, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. The process further includes cross-linking the compatible cross-linkable adhesive polymer to form a cross-linked polymer network in the fluoropolymer coating, removing the solvent from the fluoropolymer coating, and adhering the fluoropolymer coating to the polymeric substrate film.Type: ApplicationFiled: December 16, 2010Publication date: April 14, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventor: Larry Glen Snow
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Publication number: 20110086954Abstract: A liquid fluoropolymer coating composition includes a fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent.Type: ApplicationFiled: December 16, 2010Publication date: April 14, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventor: LARRY GLEN SNOW
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Publication number: 20100247789Abstract: A liquid fluoropolymer coating composition and a process for using the composition to make fluoropolymer coated polymeric substrates. The liquid fluoropolymer composition comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer, solvent, and compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. In the process, the composition is applied to a polymeric substrate comprising functional groups on its surface that interact with said compatible adhesive polymer to promote bonding of said fluoropolymer coating to said substrate. The solvent is removed from the coating composition applied to the substrate to form a fluoropolymer coating on the substrate.Type: ApplicationFiled: June 10, 2010Publication date: September 30, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: LARRY GLEN SNOW, MICHAEL DEBERGALIS
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Publication number: 20090293944Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: ApplicationFiled: June 26, 2009Publication date: December 3, 2009Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: MICHAEL DEBERGALIS, LARRY GLEN SNOW
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Patent number: 7608311Abstract: This invention provides printed and print receptive articles and processes for making such articles. The articles have a substrate coated with hydrophobic, ink receptive polymer composition characterized by a solvent resistant fraction of at least about 0.6 and a solvent absorbance capacity of at least about 300%.Type: GrantFiled: November 3, 2004Date of Patent: October 27, 2009Assignee: E. I. du Pont de Nemours and CompanyInventor: Larry Glen Snow
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Publication number: 20090260677Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: ApplicationFiled: June 26, 2009Publication date: October 22, 2009Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Michael DeBergalis, Larry Glen Snow
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Patent number: 7553540Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: GrantFiled: December 20, 2006Date of Patent: June 30, 2009Assignee: E. I. du Pont de Nemours and CompanyInventors: Michael Debergalis, Larry Glen Snow
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Publication number: 20090047449Abstract: Processes are disclosed for preparing a printable and printed articles by coating a substrate with a composition containing a crosslinkable amine functional polymer and a polyfunctional isocyanate blocked by a blocking agent. The coated substrate is heated to a sufficient temperature to deblock the blocked polyfunctional isocyanate and thereby produce a crosslinked hydrophobic, ink receptive polymer layer on the substrate. Printed articles are prepared by forming an image on the crosslinked hydrophobic, ink receptive layer. In a preferred embodiment, the crosslinked hydrophobic, ink receptive polymer composition is characterized by a solvent resistance fraction of at least 0.6 and a solvent absorbance capacity of at least 300. The substrate of the printed article is preferably polymer, metal, glass, or paper, more preferably polymer film. A process for preparing printable articles wherein the substrate is a fluoropolymer is especially preferred.Type: ApplicationFiled: October 22, 2008Publication date: February 19, 2009Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventor: Larry Glen Snow
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Publication number: 20080261037Abstract: A process for forming a multilayer film includes coating a polymeric substrate film with a liquid fluoropolymer coating. The liquid fluoropolymer coating includes a fluoropolymer, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. The process further includes cross-linking the compatible cross-linkable adhesive polymer to form a cross-linked polymer network in the fluoropolymer coating, removing the solvent from the fluoropolymer coating, and adhering the fluoropolymer coating to the polymeric substrate film. A liquid fluoropolymer coating composition includes a fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, solvent, a compatible cross-linkable adhesive polymer, and a cross-linking agent. A fluoropolymer coated film includes a polymeric substrate film and a fluoropolymer coating on the polymeric substrate film.Type: ApplicationFiled: April 11, 2008Publication date: October 23, 2008Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventor: Larry Glen Snow
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Publication number: 20070154704Abstract: A fluoropolymer coated film comprising polymeric substrate film and fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating comprises fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride polymer blended with compatible adhesive polymer comprising functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxy, anhydride and mixtures thereof. The polymeric substrate film comprises functional groups on its surface that interact with the compatible adhesive polymer to promote bonding of the fluoropolymer coating to the substrate film.Type: ApplicationFiled: December 20, 2006Publication date: July 5, 2007Inventors: Michael Debergalis, Larry Glen Snow
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Patent number: 7070675Abstract: Fluoropolymer films which combine the attributes of outdoor durability, chemical resistance and thermoformability with paint-like aesthetics are formed into film structures which have at least one surface coated with a primer of amine functional polymer and an overcoat of a thermoplastic adhesive of acid modified polyolefin. Fluoropolymer films so coated are securely bonded to a variety of thermoplastic substrates forming a laminated film structure which resists delamination when exposed to moisture and humidity.Type: GrantFiled: May 16, 2003Date of Patent: July 4, 2006Assignee: E. I. du Pont de Nemours and COmpanyInventors: James John Schmidt, Larry Glen Snow