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).
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Publication number: 20150119486Abstract: The present disclosure provides a curable aqueous latex ink comprising a curable material, a photoinitiator and a polyester polymer, which is suitable for use in an indirect printing method.Type: ApplicationFiled: October 30, 2013Publication date: April 30, 2015Applicant: XEROX CORPORATIONInventors: Jennifer L. Belelie, Michelle N. Chrètien, Daryl W. Vanbesien, Jenny Eliyahu, Barkev Keoshkerian, Naveen Chopra
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Patent number: 9012527Abstract: Curable, phase-change compositions and inks used for printing three-dimensional objects including a curable monomer, a photoinitiator, a wax and a gellant, where the composition of the cured formulation has a room temperature modulus of from about 0.01 to about 5 Gpa. The curable monomer includes acrylic monomer, polybutadiene adducted with maleic anhydride, aliphatic urethane acrylate, polyester acrylate, 3-acryloxypropyltrimethoxysilane, or acryloxypropyl t-structured siloxane.Type: GrantFiled: November 1, 2013Date of Patent: April 21, 2015Assignee: Xerox CorporationInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian
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Patent number: 9006478Abstract: The disclosure provides a diurethane gelator having the structure of Formula I. wherein R1 and R1? each, independently of the other, is a C1-C22 saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: GrantFiled: January 28, 2013Date of Patent: April 14, 2015Assignee: Xerox CorporationInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Patent number: 8991992Abstract: An aqueous latex ink includes a polymer latex having a particle size of less than about 100 nm. A method of making an aqueous latex ink includes emulsifying a polymer without the use of a surfactant to prepare a latex having a particle size of less than 100 nm. A method of printing an image on a substrate includes applying an aqueous latex ink to an intermediate receiving member using an inkjet printhead, spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein the ink comprises a latex having a particle size of less than about 100 nm.Type: GrantFiled: January 22, 2013Date of Patent: March 31, 2015Assignee: Xerox CorporationInventors: Barkev Keoshkerian, Daryl W. Vanbesien, Michelle N. Chretien, Marcel P. Breton, Jenny Eliyahu
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Publication number: 20150085041Abstract: An intermediate transfer member containing a blend of materials including a base polymer and a stimulus-responsive additive, an intermediate transfer member containing a first layer including a base polymer and a second layer grafted onto the first layer and including a stimulus-responsive additive, and a method of printing an image to a substrate.Type: ApplicationFiled: September 24, 2013Publication date: March 26, 2015Applicant: XEROX CORPORATIONInventors: Gabriel IFTIME, Carolyn MOORLAG, Sarah VELLA, Barkev KEOSHKERIAN, Michelle N. CHRETIEN
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Publication number: 20150085042Abstract: An intermediate transfer member containing a multi-block copolymer containing at least an A block and a B block, wherein the A block has a higher surface energy than the B block, and a method of forming an intermediate transfer member. A method of printing an image to a substrate including applying an ink onto the intermediate receiving member using an inkjet printhead; spreading the ink onto the intermediate receiving member; inducing a property change of the ink; and transferring the ink to a substrate.Type: ApplicationFiled: September 24, 2013Publication date: March 26, 2015Applicant: XEROX CORPORATIONInventors: Barkev KEOSHKERIAN, Michelle N. CHRETIEN, Daryl W. VANBESIEN, Marcel P. BRETON, Jennifer L. BELELIE, Naveen CHOPRA
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Publication number: 20150085043Abstract: An intermediate transfer member containing a mixture of two or more inhomogeneous polymers or networks, wherein a first polymer or network has a higher surface energy than a second polymer or network and a method of forming the intermediate transfer member.Type: ApplicationFiled: September 24, 2013Publication date: March 26, 2015Applicant: XEROX CORPORATIONInventors: Barkev KEOSHKERIAN, Michelle N. CHRETIEN, Daryl W. VANBESIEN, Marcel P. BRETON, Jennifer L. BELELIE, Naveen CHOPRA
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Patent number: 8940935Abstract: The disclosure provides curable inks including a bis-urea gelator having the structure of Formula I. wherein R and R? each, independently of the other, is a saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: GrantFiled: January 28, 2013Date of Patent: January 27, 2015Assignee: Xerox CorporationInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Patent number: 8939565Abstract: A method of printing an image to a substrate includes applying an aqueous inkjet ink onto an intermediate receiving member using an inkjet printhead, optionally spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein the ink includes a curable oligomer. A method of printing an image to a substrate includes applying an aqueous inkjet ink onto an intermediate receiving member using an inkjet printhead, optionally spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein making the ink includes forming an aqueous mixture by adding a mixture of oligomers and a surfactant to a reactor containing a mixture of a humectant and an aqueous vehicle, heating and stirring the aqueous mixture, and homogenizing the aqueous mixture, forming the ink.Type: GrantFiled: January 22, 2013Date of Patent: January 27, 2015Assignee: Xerox CorporationInventors: Jennifer L. Belelie, Daryl W. Vanbesien, Barkev Keoshkerian, Michelle N. Chretien, Marcel P. Breton, Naveen Chopra
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Patent number: 8916084Abstract: A method for fabricating a three-dimensional object including depositing a first amount of an ultraviolet curable phase change ink composition comprising an optional colorant and a phase change ink vehicle comprising a radiation curable monomer or prepolymer; a photoinitiator; a reactive wax; and a gellant upon a print region surface; successively depositing additional amounts of the ultraviolet curable phase change ink composition to create a three-dimensional object; and curing the ultraviolet curable phase change ink composition.Type: GrantFiled: September 4, 2008Date of Patent: December 23, 2014Assignee: Xerox CorporationInventors: Michelle N. Chrétien, Barkev Keoshkerian, Peter G. Odell, Jennifer L. Belelie, Christopher A. Wagner, Naveen Chopra
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Patent number: 8853293Abstract: A radiation curable solid ink composition comprising at least one curable wax that is curable by free radical polymerization; at least one monomer, oligomer, or prepolymer; at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; and a colorant; wherein the components form a curable ink composition that is a solid at a first temperature of from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature of greater than about 40° C.Type: GrantFiled: December 18, 2009Date of Patent: October 7, 2014Assignee: Xerox CorporationInventors: Marcel P. Breton, Michelle N. Chretien, Peter G. Odell, Christopher Wagner
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Publication number: 20140295338Abstract: A method for preparing a pigment dispersion includes milling a starting pigment dispersion containing a pigment and optionally a carrier and a dispersant with milling media having an average particle size of about 100 ?m or less, until a final pigment dispersion having at least one of a desired pigment average particle size and a desired pigment particle size distribution is obtained; optionally separating the milling media from the final pigment dispersion; and optionally diluting the final pigment dispersion to obtain a desired pigment particle concentration.Type: ApplicationFiled: March 29, 2013Publication date: October 2, 2014Applicant: XEROX CORPORATIONInventors: Barkev KEOSHKERIAN, C. Geoffrey ALLEN, Naveen CHOPRA, Michelle N. CHRETIEN, Daryl W. VANBESIEN, Jenny ELIYAHU
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Patent number: 8807697Abstract: An ink including at least one first reactive component, at least one second component comprising a triggerable component, at least one third reactive component, and an optional colorant; wherein the at least one first reactive component and the at least one third reactive component are capable of reacting with one another to form a solid ink on a substrate; wherein the at least one first reactive component is encapsulated in a microcapsule; wherein the ink can be jetted onto a substrate and treated whereby the treatment causes the at least one triggerable component to trigger the rupture of the microcapsule thereby releasing the at least one first reactive component from the microcapsule so that the at least one first reactive component and the at least one third reactive component come into contact, react, and polymerize thereby curing the ink.Type: GrantFiled: November 16, 2010Date of Patent: August 19, 2014Assignee: Xerox CorporationInventors: Jennifer Alice Coggan, Michelle N. Chrétien, James D. Mayo, Peter G. Odell, Jennifer L. Belelie
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Publication number: 20140213820Abstract: The disclosure provides curable inks including a bis-urea gelator having the structure of Formula I. wherein R and R? each, independently of the other, is a saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: ApplicationFiled: January 28, 2013Publication date: July 31, 2014Applicant: XEROX CORPORATIONInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Publication number: 20140213816Abstract: The disclosure provides a diurethane gelator having the structure of Formula I. wherein R1 and R1? each, independently of the other, is a C1-C22 saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: ApplicationFiled: January 28, 2013Publication date: July 31, 2014Applicant: XEROX CORPORATIONInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Publication number: 20140213682Abstract: The disclosure provides curable inks including a diurethane gelator having the structure of Formula I. wherein R and R? each, independently of the other, is a C1-C22 saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: ApplicationFiled: January 28, 2013Publication date: July 31, 2014Applicant: XEROX CORPORATIONInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Publication number: 20140213684Abstract: The disclosure provides a curable ink including a bis-urea gelator having the structure of Formula I. wherein R and R? each, independently of the other, is a saturated aliphatic hydrocarbon group selected from the group consisting of (1) linear aliphatic groups, (2) branched aliphatic groups, (3) cyclic aliphatic groups, (4) aliphatic groups containing both cyclic and acyclic portions, any carbon atom of the saturated aliphatic hydrocarbon group may be optionally substituted with an alkyl group (cyclic or acyclic), wherein (1) and (2) groups have a carbon number of from about 1 to about 22 carbons, and wherein (3) and (4) groups have a carbon number of from about 4 to about 10 carbons; and X is selected from the group consisting of: (i) an alkylene group, (ii) an arylene group, (iii) an arylalkylene group, and (iv) an alkylarylene group.Type: ApplicationFiled: January 28, 2013Publication date: July 31, 2014Applicant: XEROX CORPORATIONInventors: Naveen Chopra, Michelle N. Chretien, Barkev Keoshkerian, Jenny Eliyahu, Daryl W. Vanbesien, Adela Goredema
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Publication number: 20140204155Abstract: An aqueous inkjet ink includes a latex having a bimodal molecular weight distribution. A method of making an aqueous inkjet ink includes adding a dispersion of surfactant and carbon black to a reactor, adding a latex having a bimodal molecular weight to the reactor resulting in a reaction mixture, and homogenizing the reaction mixture, forming the ink. A method of printing an image to a substrate includes applying an aqueous inkjet ink onto an intermediate receiving member using an inkjet printhead, spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein the ink includes a latex having a bimodal weight distribution.Type: ApplicationFiled: January 22, 2013Publication date: July 24, 2014Applicant: XEROX CORPORATIONInventors: Daryl W. VANBESIEN, Barkev KEOSHKERIAN, Michelle N. CHRETIEN, Marcel P. BRETON, Jenny ELIYAHU
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Publication number: 20140204161Abstract: A method of printing an image to a substrate includes applying an aqueous inkjet ink onto an intermediate receiving member using an inkjet printhead, optionally spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein the ink includes a curable oligomer. A method of printing an image to a substrate includes applying an aqueous inkjet ink onto an intermediate receiving member using an inkjet printhead, optionally spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein making the ink includes forming an aqueous mixture by adding a mixture of oligomers and a surfactant to a reactor containing a mixture of a humectant and an aqueous vehicle, heating and stirring the aqueous mixture, and homogenizing the aqueous mixture, forming the ink.Type: ApplicationFiled: January 22, 2013Publication date: July 24, 2014Applicant: XEROX CORPORATIONInventors: Jennifer L. BELELIE, Daryl W. VANBESIEN, Barkev KEOSHKERIAN, Michelle N. CHRETIEN, Marcel P. BRETON, Naveen CHOPRA
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Publication number: 20140204162Abstract: An aqueous latex ink includes a polymer latex having a particle size of less than about 100 nm. A method of making an aqueous latex ink includes emulsifying a polymer without the use of a surfactant to prepare a latex having a particle size of less than 100 nm. A method of printing an image on a substrate includes applying an aqueous latex ink to an intermediate receiving member using an inkjet printhead, spreading the ink onto the intermediate receiving member, inducing a property change of the ink, and transferring the ink to a substrate, wherein the ink comprises a latex having a particle size of less than about 100 nm.Type: ApplicationFiled: January 22, 2013Publication date: July 24, 2014Applicant: XEROX CORPORATIONInventors: Barkev KEOSHKERIAN, Daryl W. VANBESIEN, Michelle N. CHRETIEN, Marcel P. BRETON, Jenny ELIYAHU