Patents by Inventor Michelle N. Chrétien

Michelle N. Chrétien 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).

  • Publication number: 20200031040
    Abstract: Disclosed herein is a printing method and system for forming a three dimensional article. The method includes depositing a UV curable composition and applying UV radiation to cure the UV curable composition to form a 3D structure. The method includes depositing a conductive metal ink composition on a surface of the 3D structure and annealing the conductive metal ink composition at a temperature of less than the glass transition temperature of the UV curable composition to form a conductive trace on the 3D structure. The method includes depositing a second curable composition over the conductive trace; and curing second curable composition to form the 3D printed article having the conductive trace embedded therein.
    Type: Application
    Filed: July 24, 2018
    Publication date: January 30, 2020
    Inventors: Adela Goredema, Chad Smithson, Biby E. Abraham, Michelle N. Chretien, Naveen Chopra, Kurt I. Halfyard
  • Publication number: 20200031041
    Abstract: Disclosed herein is a printing method for forming a three dimensional article. The method includes providing a first 3D structural material; depositing a metal nanoparticle ink composition on a surface of the first 3D structural material; annealing the metal nanoparticle ink composition at a temperature of between 60° C. and 100° C. to form the conductive article on the first 3D structural material; and optionally forming a second 3D structural material over the conductive article.
    Type: Application
    Filed: July 24, 2018
    Publication date: January 30, 2020
    Inventors: Adela Goredema, Chad S. Smithson, Michelle N. Chretien, Biby Esther Abraham, Hojjat Seyed Jamali
  • Publication number: 20200015354
    Abstract: The present disclosure is directed to a hybrid conductive ink including: silver nanoparticles and eutectic low melting point alloy particles, wherein a weight ratio of the eutectic low melting point alloy particles and the silver nanoparticles ranges from 1:20 to 1:5.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Applicant: XEROX CORPORATION
    Inventors: Naveen CHOPRA, Barkev Keoshkerian, Chad Steven Smithson, Kurt I. Halfyard, Michelle N. Chretien
  • Publication number: 20200001637
    Abstract: Methods for printing a conductive object are provided which may comprise dispensing one of a first ink composition and a second ink composition towards a substrate surface to form a deposition region on the substrate surface or on a previously printed object on the substrate surface, wherein the first ink composition comprises an aqueous solution of a metal compound and the second ink composition comprises an aqueous solution of a stable free radical; dispensing the other of the first and second ink compositions in the deposition region to mix the first and second ink compositions and induce chemical reduction of the metal compound by the stable free radical and precipitation of the metal of the metal compound; and removing solvent from the deposition region, thereby forming a conductive object comprising the precipitated metal.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 2, 2020
    Inventors: Barkev Keoshkerian, Adela Goredema, Sarah J. Vella, Biby Esther Abraham, Michelle N. Chretien
  • Patent number: 10492297
    Abstract: The present disclosure is directed to a hybrid conductive ink including: silver nanoparticles and eutectic low melting point alloy particles, wherein a weight ratio of the eutectic low melting point alloy particles and the silver nanoparticles ranges from 1:20 to 1:5.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: November 26, 2019
    Assignee: XEROX CORPORATION
    Inventors: Naveen Chopra, Barkev Keoshkerian, Chad Steven Smithson, Kurt I. Halfyard, Michelle N. Chretien
  • Publication number: 20190310550
    Abstract: A process including providing a substantially flat printed image on a substrate; disposing a curable gellant composition onto the printed image in registration with the printed image, successively depositing additional amounts of the gellant composition to create a raised image in registration with the printed image; and curing the deposited raised image. A process including providing a printed image on a substrate; disposing a curable non-gellant composition onto the printed image in registration with the printed image; and disposing a curable gellant composition onto the printed image in registration with the printed image; to create a raised image in registration with the printed image; and curing the deposited raised image. An ultraviolet curable phase change gellant composition including a radiation curable monomer or prepolymer, a photoinitiator, a silicone polymer or pre-polymer, and a gellant.
    Type: Application
    Filed: April 4, 2018
    Publication date: October 10, 2019
    Inventors: Jennifer L. Belelie, Michelle N. Chrétien, Paul J. McConville, Jason O'Neil, Barkev Keoshkerian, Anthony S. Condello
  • Patent number: 10405540
    Abstract: A composite filament includes a core particle comprising a styrene/acrylate polymer resin, and a shell comprising a styrene/acrylate ionomer resin, wherein the styrene/acrylate ionomer resin comprises a metal ion acrylate monomer, and methods of making thereof. Various articles can be manufactured from such composite filaments.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: September 10, 2019
    Assignee: XEROX CORPORATION
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chretien
  • Publication number: 20190185694
    Abstract: An ink composition including at least one curable monomer; at least one gellant; an optional photoinitiator; and an optional colorant; wherein the ink composition has a viscosity of less than 106 centipoise at a temperature of from about 20° C. to about 40° C.; and wherein the ink composition has the characteristics of being both ink jettable and pinnable at a temperature of from about 20° C. to about 40° C.
    Type: Application
    Filed: December 14, 2017
    Publication date: June 20, 2019
    Inventors: Naveen Chopra, Michelle N. Chrétien, Jennifer L. Belelie
  • Publication number: 20190085195
    Abstract: An ink composition including a metal salt; an optional solvent; and a stable component that is stable in the ink composition until treated, wherein, upon treatment, the component forms a compound that reduces the metal salt to form metal. An ink composition including a metal salt; an initiator; and an optional solvent; wherein, upon treatment, the initiator forms a compound which reduces the metal salt to metal. A process including combining a metal salt, an initiator, and an optional solvent, to form an ink; wherein, upon treatment, the initiator forms a compound which reduces the metal salt to metal. A process including providing an ink composition comprising a metal salt, an initiator, and an optional solvent; depositing the ink composition onto a substrate to form deposited features; and treating the deposited features on the substrate wherein the initiator forms a compound which reduces the metal salt to metal to form conductive features on the substrate.
    Type: Application
    Filed: September 16, 2017
    Publication date: March 21, 2019
    Inventors: Barkev Keoshkerian, Michelle N. Chrétien, Adela Goredema, Sarah J. Vella
  • Publication number: 20190062582
    Abstract: An ink composition including a metal salt amine complex; wherein the metal salt amine complex is formed from a metal salt and an amine; a compound selected from the group consisting of a stable free radical, a photoacid generator, and a thermal acid generator; and an optional solvent. A process including forming a metal salt amine complex; adding a compound selected from the group consisting of a stable free radical, a photoacid generator, and a thermal acid generator to the metal salt amine complex to form an ink. A process including providing an ink composition comprising a metal salt amine complex, wherein the metal salt amine complex is formed from a metal salt and an amine; a compound selected from the group consisting of a stable free radical, a photoacid generator, and a thermal acid generator; and an optional solvent; depositing the ink composition onto a substrate to form deposited features; and treating the deposited features on the substrate to form conductive features on the substrate.
    Type: Application
    Filed: August 31, 2017
    Publication date: February 28, 2019
    Inventors: Barkev Keoshkerian, Michelle N. Chrétien, Adela Goredema, Chad Smithson, Sarah J. Vella
  • Patent number: 10113082
    Abstract: UV-curable interlayer compositions are provided. An interlayer composition may contain a polyallyl isocyanurate compound, an ester of ?-mercaptopropionic acid, a monofunctional (meth)acrylate monomer having one or more cyclic groups, and a photoinitiator. Processes of using the interlayer compositions to form multilayer structures and the multilayer structures are also provided.
    Type: Grant
    Filed: September 19, 2016
    Date of Patent: October 30, 2018
    Assignee: Xerox Corporation
    Inventors: Guiqin Song, Naveen Chopra, Nan-Xing Hu, Biby Esther Abraham, Michelle N Chretien
  • Patent number: 10113059
    Abstract: A composite powder includes a core particle comprising a styrene/acrylate polymer resin, and a shell comprising a styrene/acrylate ionomer resin, wherein the styrene/acrylate ionomer resin comprises a metal ion acrylate monomer, and methods of making thereof. Various articles can be manufactured from such composite powders.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: October 30, 2018
    Assignee: XEROX CORPORATION
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chretien
  • Publication number: 20180242451
    Abstract: The present disclosure is directed to a hybrid conductive ink including: silver nanoparticles and eutectic low melting point alloy particles, wherein a weight ratio of the eutectic low melting point alloy particles and the silver nanoparticles ranges from 1:20 to 1:5.
    Type: Application
    Filed: February 22, 2017
    Publication date: August 23, 2018
    Applicant: XEROX CORPORATION
    Inventors: Naveen CHOPRA, Barkev KEOSHKERIAN, Chad Steven SMITHSON, Kurt I. HALFYARD, Michelle N. CHRETIEN
  • Publication number: 20180118967
    Abstract: An ink composition including a metal nanoparticle; a viscous heat decomposable liquid, wherein the viscous heat decomposable liquid imparts a desired viscosity to the ink composition and which evaporates at a sintering temperature of the metal nanoparticle; an optional solvent; wherein the ink composition has a metal content of less than about 25 percent by weight, based upon the total weight of the ink composition; and wherein the ink composition has a viscosity of from about 50 to about 200 centipoise at a temperature of about 20 to about 30° C. A process for preparing the ink composition and for printing the ink composition. A flexographic printing process or gravure printing process including the ink composition.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 3, 2018
    Inventors: Ping Liu, Adela Goredema, Biby Esther Abraham, Jonathan Siu-Chung Lee, Cuong Vong, Kentaro Morimitsu, Guiqin Song, Marcel P. Breton, Michelle N. Chretien
  • Publication number: 20180079926
    Abstract: UV-curable interlayer compositions are provided. An interlayer composition may contain a polyallyl isocyanurate compound, an ester of ?-mercaptopropionic acid, a monofunctional (meth)acrylate monomer having one or more cyclic groups, and a photoinitiator. Processes of using the interlayer compositions to form multilayer structures and the multilayer structures are also provided.
    Type: Application
    Filed: September 19, 2016
    Publication date: March 22, 2018
    Inventors: Guiqin Song, Naveen Chopra, Nan-Xing Hu, Biby Esther Abraham, Michelle N. Chretien
  • Patent number: 9909013
    Abstract: A composite powder includes a sulfonated polyester matrix and a plurality of silver nanoparticles dispersed within the matrix and methods of making thereof. Various articles can be manufactured from such composite powders.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: March 6, 2018
    Assignee: XEROX CORPORATION
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chrétien
  • Patent number: 9908977
    Abstract: A composite powder includes a core particle comprising a sulfonated polyester matrix and a plurality of silver nanoparticles dispersed within the matrix, and a shell polymer disposed about the core particle, and methods of making thereof. Various articles can be manufactured from such composite powders.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: March 6, 2018
    Assignee: XEROX CORPORATION
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chrétien
  • Publication number: 20180044545
    Abstract: The present disclosure provides a photocurable ink comprising a radiation curable material selected from the group consisting of a curable monomer, a curable oligomer, and mixtures thereof; a photoinitiator; and a surfactant, which is suitable for use in an indirect printing method. The present disclosure also provides a method of printing using a photocurable ink.
    Type: Application
    Filed: August 12, 2016
    Publication date: February 15, 2018
    Inventors: Michelle N. Chrétien, Jennifer L. Belelie, Naveen Chopra, Barkev Keoshkerian
  • Patent number: 9877485
    Abstract: A composite filament includes a sulfonated polyester matrix and a plurality of silver nanoparticles dispersed within the matrix and methods of making thereof. Various articles can be manufactured from such composite filaments.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: January 30, 2018
    Assignee: XEROX CORPORATION
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chrétien
  • Publication number: 20180009975
    Abstract: A composite powder includes a core particle comprising a styrene/acrylate polymer resin, and a shell comprising a styrene/acrylate ionomer resin, wherein the styrene/acrylate ionomer resin comprises a metal ion acrylate monomer, and methods of making thereof. Various articles can be manufactured from such composite powders.
    Type: Application
    Filed: July 6, 2016
    Publication date: January 11, 2018
    Inventors: Valerie M. Farrugia, Barkev Keoshkerian, Michelle N. Chretien