Patents by Inventor Huijuan D. Chen
Huijuan D. Chen 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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Patent number: 6764173Abstract: An ink jet printing method, comprising the steps of A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an ink jet recording element; C) loading the printer with an ink jet ink composition including an aqueous ink jet ink composition including: a pigment, a polymer latex containing at least one halogenated vinyl monomer, at least one surfactant, and a humectant; and D) printing on the ink jet recording element accompanied by a heating step using the ink jet ink composition in response to the digital data signals.Type: GrantFiled: September 27, 2002Date of Patent: July 20, 2004Assignee: Eastman Kodak CompanyInventors: Huijuan D. Chen, Xiaoru Wang, Ricky G. Frazier
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Patent number: 6742885Abstract: An ink jet ink set and recording element combination including A) a porous ink jet recording element having a 60° specular gloss of at least about 5; and B) a pigment based inkjet ink set including at least two inks; wherein the RGD value is less than 40% when 60° is used as the specular angle and the RGD value is calculated according to Equation (A): RGD ⁢ ⁢ % = ∑ I = 1 N ⁢ &LeftBracketingBar; Gloss ⁢Type: GrantFiled: December 28, 2001Date of Patent: June 1, 2004Inventors: James A. Reczek, Gang C. Han-Adebekun, Huijuan D. Chen
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INK SET COMPOSITION, AND AN APPARATUS AND METHOD OF FORMING IMAGES HAVING REDUCED GLOSS DIFFERENTIAL
Publication number: 20040100542Abstract: An ink set composition, an apparatus, and a method of providing an image on a receiver are provided. The method includes operating a printhead having a first segment that applies a gloss matching fluid to the non-imaged area of the printed area of the image and a second segment that applies an ink set having at least one color to the imaged area of the printed area of the image, wherein the ink set has a predetermined minimum gloss value (GVmin) and a maximum gloss value (GVmax), and the gloss matching fluid has a predetermined gloss value (GVGMF), wherein the predetermined gloss value GVGMF satisfying the following condition: 0.1GVmin≦GVGMF≦1.Type: ApplicationFiled: November 22, 2002Publication date: May 27, 2004Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, Gang C. Han-Adebekun -
Publication number: 20040068029Abstract: This invention relates to an ink jet ink composition comprising water, a humectant, and polymer-dye particles, wherein said polymer-dye particles comprise a colorant phase containing a water insoluble dye, and a polymer phase, said particles being associated with a water-dispersible polymeric co-stabilizer. This invention further relates to an ink jet printing method utilizing the above ink jet ink composition.Type: ApplicationFiled: October 4, 2002Publication date: April 8, 2004Applicant: Eastman Kodak CompanyInventors: Xiaoru Wang, Huijuan D. Chen, James A. Reczek
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Publication number: 20040063807Abstract: An aqueous ink jet ink composition including a pigment, a polymer latex containing at least one halogenated vinyl monomer, at least one surfactant, and a humectant. An ink and receiver combination for a non-absorbing substrate is also disclosed.Type: ApplicationFiled: September 27, 2002Publication date: April 1, 2004Inventors: Xiaoru Wang, Huijuan D. Chen, Ricky G. Frazier, Jin-Shan Wang
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Publication number: 20040061753Abstract: An aqueous inkjet ink and receiver combination wherein the aqueous inkjet ink comprises: a pigment; a polymer binder containing less than 25% of a hydrophilic monomer by weight of the total polymer; the binder being dispersible but insoluble in aqueous media; at least one surfactant; a humectant; and wherein the receiver comprises a non-absorbing substrate.Type: ApplicationFiled: September 27, 2002Publication date: April 1, 2004Inventors: Huijuan D. Chen, Xiaoru Wang, Ricky G. Frazier, Jin-Shan Wang
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Publication number: 20040061754Abstract: An ink jet printing method, comprising the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an ink jet recording element comprising a non-absorbing substrate; C) loading the printer with an ink jet ink composition comprising an aqueous ink jet ink composition comprising: a pigment, a polymer binder containing less than 25% of hydrophilic monomer by weight of the total polymer, which is dispersible but insoluble in aqueous media, at least one surfactant, and a humectant; and D) printing on the ink jet recording element accompanied by a heating step using the ink jet ink composition in response to the digital data signals.Type: ApplicationFiled: September 27, 2002Publication date: April 1, 2004Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, Xiaoru Wang, Ricky G. Frazier
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Publication number: 20040061755Abstract: An ink jet printing method, comprising the steps of A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an ink jet recording element; C) loading the printer with an ink jet ink composition comprising an aqueous ink jet ink composition comprising: a pigment, a polymer latex containing at least one halogenated vinyl monomer, at least one surfactant, and a humectant; and D) printing on the ink jet recording element accompanied by a heating step using the ink jet ink composition in response to the digital data signals.Type: ApplicationFiled: September 27, 2002Publication date: April 1, 2004Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, Xiaoru Wang, Ricky G. Frazier
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Patent number: 6706460Abstract: This invention relates to a latex composition comprising water as a continuous phase and, as the dispersed phase, hydrophobic polymer particles having associated therewith an infrared polymethine dye having covalently bonded thereto a phenylenediamine moiety. It further relates to a process for associating dye with polymer particles in a latex composition comprising the steps of: (1) forming a dye solution by dissolving a polymethine dye having covalently bonded thereto a phenylenediamine moiety in a water miscible or immiscible organic solvent; (2) forming a latex by dispersing hydrophobic polymer particles in an aqueous continuous phase; (3) blending the latex with the dye solution; and (4) loading of the polymer particles by removing the organic solvent, thereby forming a latex having the polymethine dye associated therewith.Type: GrantFiled: November 20, 2002Date of Patent: March 16, 2004Assignee: Eastman Kodak CompanyInventors: Kevin W. Williams, Ruizheng Wang, Huijuan D. Chen
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Publication number: 20040021707Abstract: The invention relates to a method of preparing a printing plate comprises ink-jet printing an oleophilic image on a surface of a support by applying to the support an aqueous solution or aqueous colloidal dispersion of a polymer having water-solubilising groups wherein the water-solubilising groups interact with the surface of the support thereby binding the polymer to the support and rendering the polymer insoluble, wherein the aqueous solution or aqueous colloidal dispersion of polymer comprises pigment particles dispersed therein.Type: ApplicationFiled: July 28, 2003Publication date: February 5, 2004Applicant: Eastman Kodak CompanyInventors: Michael J. Simons, Huijuan D. Chen
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Patent number: 6666553Abstract: A method of selecting inks within an inkjet ink set for color printing includes: a) providing at least two color inks, each ink having a carrier and a pigment; b) printing the above inks onto a receiver using test images consisting of single color patches of a Dmax density (100% dot coverage); c) measuring the gloss level of each patch at a predefined specular angle; d) calculating the Relative Gloss Variability (RGV) values of the ink set based on the definition in Equation A; and e) selecting inks for the color set such that the Relative Gloss Variability (RGV) among inks is less than 10% when 60° is used as the specular angle: RGV ⁡ ( % ) = ∑ I = 1 NType: GrantFiled: December 28, 2001Date of Patent: December 23, 2003Assignee: Eastman Kodak CompanyInventors: Gang C. Han-Adebekun, Huijuan D. Chen, James A. Reczek
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Patent number: 6644799Abstract: A method of selecting a pigment ink set and receiver in combination including: printing at least two color inks onto a set of receiver to form single color patches of a Dmax density (100% dot coverage); measuring the gloss level of each patch and the receiver at a predefined specular angle; calculating the Relative Gloss Difference (RGD%) value of the ink set and receiver combination; and selecting the ink set and receiver such that RGD value is less than 40% when 60° is used as the specular angle, and the RGD value is calculated according to Equation (A): RGD ⁢ ⁢ % = ∑ I = 1 NType: GrantFiled: December 28, 2001Date of Patent: November 11, 2003Assignee: Eastman Kodak CompanyInventors: Gang C. Han-Adebekun, Huijuan D. Chen, James A. Reczek
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Publication number: 20030187098Abstract: This invention relates to an inkjet ink composition comprising water, an organic pigment and a water-dispersible sulfonated polyester ionomer having an absolute molecular weight from 8000 to 50,000 and containing sulfonated groups in the range of 5 to 30 mol % of the total polyester.Type: ApplicationFiled: March 21, 2002Publication date: October 2, 2003Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, David M. Teegarden
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Publication number: 20030187097Abstract: This invention relates to an inkjet ink composition comprising water, a water soluble dye and a water-dispersible sulfonated polyester ionomer containing sulfonated groups in the range of 5 to 40 mol % of the total polyester.Type: ApplicationFiled: March 21, 2002Publication date: October 2, 2003Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, David M. Teegarden, James W. Blease
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Patent number: 6610386Abstract: This invention comprises a transferable support comprising a substantially flat sheet having on a surface thereof encoded data in the form of dot code or two-dimensional bar code wherein the data is capable of being read by a sensor. The invention also comprises object having affixed to a surface thereof a support comprising a substantially flat sheet having on a surface thereof encoded data in the form of dot code or two-dimensional bar code wherein the data is capable of being read by an sensor.Type: GrantFiled: December 31, 1998Date of Patent: August 26, 2003Assignee: Eastman Kodak CompanyInventors: Kevin W. Williams, Huijuan D. Chen, W. S. Gaugh
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Patent number: 6598967Abstract: An ink jet ink set and recording element combination including A) a porous ink jet recording element having a 60° specular gloss of at least about 5; and B) a pigment based ink jet ink set including at least two inks; wherein the RGD value is less than 40% and RGV value among inks is less than 10% when 60° is used as the specular angle; the RGD and RGV values are calculated according to Equations (A) and (B), respectively: ⁢ Equation ⁢ ⁢ ( A ) RGD ⁢ ⁢ % = &AutoLeftMatch; ⁢ ∑ I =Type: GrantFiled: December 28, 2001Date of Patent: July 29, 2003Assignee: Eastman Kodak CompanyInventors: Huijuan D. Chen, Gang C. Han-Adebekun, James A. Reczek
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Publication number: 20030132998Abstract: An ink jet ink set and recording element combination comprising: A) a porous ink jet recording element having a 60° specular gloss of at least about 5; and B) a pigment based inkjet ink set comprising at least two inks; wherein the RGD value is less than 40% when 60° is used as the specular angle and the RGD value is calculated according to Equation (A): 1 RGD ⁢ ⁢ % = ∑ I = 1 N ⁢ &LeftBracketingBar; Gloss ⁢ ⁢ ( Imaged ⁢ ⁢ Areas ) I - Gloss ⁢ ⁢ ( Non ⁢ ⁢ Imaged ⁢ ⁢ Areas ) &RightBracketingBar; ∑ I = 1 N ⁢ Gloss ⁢ ⁢ ( Imaged ⁢ ⁢ Areas ) I Equation ⁢ ⁢ (A)Type: ApplicationFiled: December 28, 2001Publication date: July 17, 2003Applicant: Eastman Kodak CompanyInventors: James A. Reczek, Gang C. Han-Adebekun, Huijuan D. Chen
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Publication number: 20030131755Abstract: A color set for forming an ink jet image comprising:Type: ApplicationFiled: December 28, 2001Publication date: July 17, 2003Inventors: Huijuan D. Chen, Gang C. Han-Adebekun, Larry P. Seaman
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Publication number: 20030128247Abstract: A method of selecting pigment ink set and a receiver combination for inkjet color printing comprising:Type: ApplicationFiled: December 28, 2001Publication date: July 10, 2003Applicant: Eastman Kodak CompanyInventors: Gang C. Han-Adebekun, Huijuan D. Chen, James A. Reczek
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Publication number: 20030128262Abstract: An ink jet ink set and recording element combination comprising: A) a porous ink jet recording element having a 60° specular gloss of at least about 5; and B) a pigment based ink jet ink set comprising at least two inks; wherein the RGD value is less than 40% and RGV value among inks is less than 10% when 60° is used as the specular angle; the RGD and RGV values are calculated according to Equations (A) and (B), respectively: 1 RGD ⁢ ⁢ % = ∑ I = 1 N ⁢ &LeftBracketingBar; Gloss ⁢ ⁢ ( Imaged ⁢ ⁢ ⁢ Areas ) I - Gloss ⁢ ⁢ ( Non ⁢ ⁢ Imaged ⁢ ⁢ Areas &RightBracketingBar; ∑ I = 1 N ⁢ Gloss ⁡ ( Imaged ⁢ ⁢ Areas ) I Equation ⁢ ⁢ ( A ) RGV ⁢ ⁢ ( % ) = ∑ I = 1 N ⁢ | ( Gloss ⁡ ( Imaged ⁢ ⁢ Area ) I - AG ) | AG / N ⁢ &NewLinType: ApplicationFiled: December 28, 2001Publication date: July 10, 2003Applicant: Eastman Kodak CompanyInventors: Huijuan D. Chen, Gang C. Han-Adebekun, James A. Reczek