Patents by Inventor Robert Eveson

Robert Eveson 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: 11646385
    Abstract: Photovoltaic cells which comprise a back plane comprising a polyester film and an adhesive coating derived from an ethylene vinyl acetate copolymer and an oxazoline crosslinking agent and methods for forming the same are described.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: May 9, 2023
    Assignee: DuPont Teijin Films U.S. Limited Partnership
    Inventors: Robert Eveson, Robert Hutchings, Julian Neal Robinson, Moira Tayler
  • Patent number: 11518157
    Abstract: A method of preparing a multi-layer assembly, or of protecting a surface of a multi-layer substrate from damage and/or contamination and/or debris, said method comprising the steps of: (i) providing a composite film comprising a polymeric base layer having a first and second surface and disposed on the first surface thereof a polymeric protective layer having a first surface and a second surface such that the first surface of the said base layer is in contact with the first surface of the polymeric protective layer, wherein said polymeric protective layer comprises an ethylene-based copolymer, and preferably wherein the polymeric base layer comprises a polyester derived from one or more diol(s) and one or more dicarboxylic acid(s); (ii) removing said polymeric protective layer from the first surface of said base layer; (iii) disposing on the exposed first surface of said base layer one or more functional layers to provide a multi-layer substrate, wherein the, or at least the uppermost, functional layer compri
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: December 6, 2022
    Assignees: DuPont Teijin Films U.S. Limited Partnership, Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung E.V.
    Inventors: John Fahlteich, Nicole Prager, Matthias Fahland, Olaf Zywitzki, Valentijn Von Morgen, Robert Eveson
  • Patent number: 11302838
    Abstract: The invention is concerned with photovoltaic cells, processes for the production thereof and polyester films useful in the production thereof wherein the back plane of the photovoltaic cell is a polyester film having an adhesive coating derived from a composition comprising an epoxy resin and a blocked diisocyanate.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: April 12, 2022
    Assignee: DuPont Teijin Films U.S. Limited Partnership
    Inventors: Robert Eveson, Michael Heeran, Robert Hutchings, Simon Mortlock
  • Patent number: 11091581
    Abstract: Polyester films with abrasion resistant coatings and methods for making the same are provided. The coated polyester films include a polyester film substrate having a coating on at least one side thereof, wherein the coating is derived from a coating composition that includes (i) a melamine crosslinker component and (ii) a polyurethane component derivable from at least one diisocyanate and at least one polymeric polyol.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: August 17, 2021
    Assignee: DuPont Teijin Films U.S. Limited Partnership
    Inventors: Robert Eveson, Robert Hutchings
  • Patent number: 11028291
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 8, 2021
    Assignee: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert Eveson, Karl Rakos, Damian Peter Tuffin, Dominic Hoy
  • Publication number: 20200147949
    Abstract: A method of preparing a multi-layer assembly, or of protecting a surface of a multi-layer substrate from damage and/or contamination and/or debris, said method comprising the steps of: (i) providing a composite film comprising a polymeric base layer having a first and second surface and disposed on the first surface thereof a polymeric protective layer having a first surface and a second surface such that the first surface of the said base layer is in contact with the first surface of the polymeric protective layer, wherein said polymeric protective layer comprises an ethylene-based copolymer, and preferably wherein the polymeric base layer comprises a polyester derived from one or more diol(s) and one or more dicarboxylic acid(s); (ii) removing said polymeric protective layer from the first surface of said base layer; (iii) disposing on the exposed first surface of said base layer one or more functional layers to provide a multi-layer substrate, wherein the, or at least the uppermost, functional layer compri
    Type: Application
    Filed: June 26, 2018
    Publication date: May 14, 2020
    Applicants: DuPont Teijin Films U.S. Limited Partnership, Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung E.V.
    Inventors: John Fahlteich, Nicole Prager, Matthias Fahland, Olaf Zywitzki, Valentijn Von Morgen, Robert Eveson
  • Publication number: 20190085216
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Application
    Filed: September 12, 2018
    Publication date: March 21, 2019
    Applicant: DuPont Teijin Films U.S. Limited Partnership
    Inventors: ROBERT EVESON, Karl RAKOS, Damian Peter TUFFIN, Dominic HOY
  • Patent number: 10106706
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: October 23, 2018
    Assignee: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert Eveson, Karl Rakos, Damian Peter Tuffin, Dominic Hoy
  • Publication number: 20180053865
    Abstract: Photovoltaic cells which comprise a back plane comprising a polyester film and an adhesive coating derived from an ethylene vinyl acetate copolymer and an oxazoline crosslinking agent and methods for forming the same are described.
    Type: Application
    Filed: March 11, 2016
    Publication date: February 22, 2018
    Applicant: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert EVESON, Robert HUTCHINGS, Julian Neal ROBINSON, Moira TAYLER
  • Publication number: 20180053866
    Abstract: The invention is concerned with photovoltaic cells, processes for the production thereof and polyester films useful in the production thereof wherein the back plane of the photovoltaic cell is a polyester film having an adhesive coating derived from a composition comprising an epoxy resin and a blocked diisocyanate.
    Type: Application
    Filed: March 18, 2016
    Publication date: February 22, 2018
    Applicant: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert EVESON, Michael HEERAN, Robert HUTCHINGS, Simon MORTLOCK
  • Publication number: 20170081488
    Abstract: Polyester films with abrasion resistant coatings and methods for making the same are provided. The coated polyester films include a polyester film substrate having a coating on at least one side thereof, wherein the coating is derived from a coating composition that includes (i) a melamine crosslinker component and (ii) a polyurethane component derivable from at least one diisocyanate and at least one polymeric polyol.
    Type: Application
    Filed: May 21, 2015
    Publication date: March 23, 2017
    Applicant: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: ROBERT EVESON, ROBERT HUTCHINGS
  • Publication number: 20140008026
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Application
    Filed: March 13, 2012
    Publication date: January 9, 2014
    Applicant: DuPont Teijin Films U.S. Limited Partnership
    Inventors: Robert Eveson, Karl Rakos, Damian Peter Tuffin, Dominic Hoy
  • Publication number: 20080090169
    Abstract: A composite film suitable as a donor support in a radiation-induced thermal transfer imaging process, said film comprising a polymeric substrate and a transfer-assist coating layer derived from an aqueous composition comprising one or more water-soluble or water-dispersible radiation-absorbing compound(s).
    Type: Application
    Filed: October 20, 2005
    Publication date: April 17, 2008
    Applicant: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert Eveson, Moira Logan, Christopher Ferguson, Thomas Felder, James Joiner, Richard Pankratz
  • Publication number: 20080003519
    Abstract: A donor element useful in an assemblage for imaging by exposure to light comprises a support layer formed by a stretching process, a light-to-heat conversion layer disposed adjacent the support layer containing a light absorber, and a transfer layer disposed adjacent the light-to-heat conversion layer opposite the support layer. The light-to-heat conversion layer is coated on the support prior to completion of the stretching process.
    Type: Application
    Filed: October 20, 2005
    Publication date: January 3, 2008
    Inventors: Thomas Felder, Robert Eveson, Christopher Ferguson, James Joiner, Moira Logan, Richard Pankratz, Fredrick Zumsteg Jr
  • Publication number: 20050238871
    Abstract: The use of a coating composition comprising: (a) from about 5 to about 50 weight percent solids, the solids comprising from about 10 to about 70 weight percent silica and from about 90 to about 30 weight percent of a partially polymerized organic silanol of the general formula RSi(OH)3, wherein R is selected from methyl and up to about 40% of a group selected from the group consisting of vinyl, phenyl, gamma-glycidoxypropyl, and gamma-methacryloxypropyl, and (b) from about 95 to about 50 weight percent solvent, the solvent comprising from about 10 to about 90 weight percent water and from about 90 to about 10 weight percent lower aliphatic alcohol, wherein the coating composition has a pH of from about 3.0 to about 8.0, for the purpose of improving the surface smoothness of a polymeric substrate, particularly a heat-stabilised, heat-set, oriented polyester substrate, and use of said coated substrate in the manufacture of an electronic or optoelectronic device containing a conjugated conductive polymer.
    Type: Application
    Filed: March 19, 2003
    Publication date: October 27, 2005
    Inventors: Julian Robinson, Robert Eveson, Karl Rakos