Patents by Inventor Jinqi Xu
Jinqi Xu 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: 20220010152Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: ApplicationFiled: September 27, 2021Publication date: January 13, 2022Inventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shakhnovich, Tianqi Liu
-
Publication number: 20210395548Abstract: Disclosed herein are inkjet ink compositions comprising: at least one pigment having attached at least one organic group having a calcium index value greater than a calcium index value of 1,2,3-benzene tricarboxylic acid; at least one acrylic polymer having an acid number of at least 150 KOH/g and a weight average molecular weight ranging from 1,000 to 15,000, wherein the at least one acrylic polymer is at least partially neutralized with a base having the following structure: wherein: A is a C2-C12 alkyl, R1 is selected from H, C1-C12 alkyl, an amine having the formula —NR3R4, and a guanidine residue having the formula —N(R5)—C(?NH)—N(R6)(R7), wherein R3 to R7 are independently selected from H and C1-C12 alkyl, and R2 is selected from H, C1-C12 alkyl, and an acid group. The inkjet ink composition further comprises an aqueous liquid medium.Type: ApplicationFiled: October 23, 2019Publication date: December 23, 2021Inventors: Tianqi Liu, Jinqi Xu
-
Patent number: 10954402Abstract: Disclosed herein are inkjet ink compositions comprising: at least one pigment and at least one polyurethane comprising: at least one polypropylene glycol, and at least one diisocyanate. The at least one polyurethane contains at least 70 wt % polypropylene glycol relative to the at least one polyurethane and has a weight average molecular weight (Mw) of no more than 80,000.Type: GrantFiled: September 6, 2018Date of Patent: March 23, 2021Assignee: Cabot CorporationInventors: Jinqi Xu, Jodi A. Bates, Heather E. Clarke, Tianqi Liu, Paul S. Palumbo
-
Patent number: 10414865Abstract: Disclosed herein are inkjet ink compositions comprising a polymer comprising the repeat units (A), (B), and (C), wherein: (A) is selected from —N+(R1)(R2)— and —N(R1)—; (B) is selected from C1-C10 alkylene; C3-C20 cycloalkylene; C3-C20 heterocycloalkylene; arylene; heteroarylene; C2-C20 ether; C2-C20 thioether; C2-C20 ester; C2-C20 acetal; C2-C20 amide; bisphenols; and oligomer and polymer moieties selected from polyether, polyester, polyamines, polycarbonate, polyacetal, polythioether, polyester amide, polyurethane, polyacrylate, polyolefin, and polyalkylsiloxane, and (C) comprises at least one group selected from: (i) —C(R3) (R4)—C(R5)(OH)—(C(R6)(R7))m-, (ii) —C(R3)(R4)—C(R5)(H)—C(O)—, and (iii) —C(R3)(R4)—C(R5)(H)—S(O)(O); and (A) is bonded to the —C(R3)(R4)— group of (C), and (B) is bonded to (C).Type: GrantFiled: May 13, 2016Date of Patent: September 17, 2019Assignee: Cabot CorporationInventors: Paul S. Palumbo, Jinqi Xu
-
Publication number: 20190161631Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: ApplicationFiled: February 1, 2019Publication date: May 30, 2019Inventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
-
Patent number: 10233342Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: GrantFiled: April 11, 2018Date of Patent: March 19, 2019Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
-
Publication number: 20190071580Abstract: Disclosed herein are inkjet ink compositions comprising: at least one pigment and at least one polyurethane comprising: at least one polypropylene glycol, and at least one diisocyanate. The at least one polyurethane contains at least 70 wt % polypropylene glycol relative to the at least one polyurethane and has a weight average molecular weight (Mw) of no more than 80,000.Type: ApplicationFiled: September 6, 2018Publication date: March 7, 2019Inventors: Jinqi Xu, Jodi A. Bates, Heather E. Clarke, Tianqi Liu, Paul S. Palumbo
-
Patent number: 10138388Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: GrantFiled: October 31, 2017Date of Patent: November 27, 2018Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
-
Publication number: 20180334582Abstract: Disclosed herein are inkjet ink compositions comprising: at least one pigment having attached at least one organic group having a calcium index value greater than a calcium index value of 1,2,3-benzene tricarboxylic acid; at least one acrylic polymer having an acid number of at least 150 and a weight average molecular weight ranging from 1,000 to 15,000; and an aqueous liquid medium.Type: ApplicationFiled: May 4, 2018Publication date: November 22, 2018Inventors: Tianqi Liu, Jinqi Xu
-
Patent number: 10106696Abstract: Disclosed herein inkjet ink compositions comprising: (a) a carbon black having the following properties: OAN?170 mL/100 g; and STSA ranging from 160 to 220 m2/g; (b) at least one polymeric dispersant selected from polyoxyethylene/polyoxypropylene block copolymers, styrene-acrylic resins, styrene-methacrylic resins, styrene-maleic acid copolymers, and styrene-maleic anhydride copolymers; (c) at least one surfactant selected from ethoxylated siloxanes, succinic acid esters, and succinic acid salts; and (d) at least one polyurethane.Type: GrantFiled: November 17, 2016Date of Patent: October 23, 2018Assignee: Cabot CorporationInventors: Tianqi Liu, Robert J. Anderson, Jinqi Xu, Jodi A. Bates, Paul S. Palumbo
-
Publication number: 20180230322Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: ApplicationFiled: April 11, 2018Publication date: August 16, 2018Inventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
-
Patent number: 10030160Abstract: Disclosed herein are composite particles comprising; a pigment; at least one ionic synergist adsorbed to the pigment surface; and at least one ionic polymer coating the pigment surface comprising the at least one synergist, wherein the at least one synergist and the at least one polymer have opposing charges, and wherein in the composite, a total charge of the at least one polymer is greater than a total charge of the at least one synergist. Also disclosed are dispersions and inkjet ink compositions comprising composite particles.Type: GrantFiled: December 16, 2014Date of Patent: July 24, 2018Assignee: Cabot CorporationInventors: Jinqi Xu, Alexander I. Shakhnovich
-
Publication number: 20180118963Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: ApplicationFiled: October 31, 2017Publication date: May 3, 2018Inventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
-
Publication number: 20180105646Abstract: Disclosed herein are inkjet ink compositions comprising a polymer comprising the repeat units (A), (B), and (C), wherein: (A) is selected from —N+(R1)(R2)— and —N(R1)—; (B) is selected from C1-C10 alkylene; C3-C20 cycloalkylene; C3-C20 heterocycloalkylene; arylene; heteroarylene; C2-C20 ether; C2-C20 thioether; C2-C20 ester; C2-C20 acetal; C2-C20 amide; bisphenols; and oligomer and polymer moieties selected from polyether, polyester, polyamines, polycarbonate, polyacetal, polythioether, polyester amide, polyurethane, polyacrylate, polyolefin, and polyalkylsiloxane, and (C) comprises at least one group selected from: (i) —C(R3) (R4)—C(R5)(OH)—(C(R6)(R7))m-, (ii) —C(R3)(R4)—C(R5)(H)—C(O)—, and (iii) C(R3)(R4) C(R5)(H) S(O)(O); and (A) is bonded to the —C(R3)(R4)— group of (C), and (B) is bonded to (C).Type: ApplicationFiled: May 13, 2016Publication date: April 19, 2018Inventors: Paul S. Palumbo, Jinqi Xu
-
Patent number: 9873807Abstract: Disclosed herein are particulate core-shell materials, comprising a core comprising a polyurethane; and a shell comprising a polyacrylate, wherein the shell coats the core. Also disclosed are methods of making particulate core-shell materials, and aqueous dispersions and inkjet ink compositions comprising the same.Type: GrantFiled: March 7, 2014Date of Patent: January 23, 2018Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo
-
Patent number: 9790385Abstract: Polyurethanes containing at least one bisphosphonate group, as well as related compositions, articles, and methods, are disclosed.Type: GrantFiled: July 13, 2015Date of Patent: October 17, 2017Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo
-
Publication number: 20170137650Abstract: Disclosed herein inkjet ink compositions comprising: (a) a carbon black having the following properties: OAN?170 mL/100 g; and STSA ranging from 160 to 220 m2/g; (b) at least one polymeric dispersant selected from polyoxyethylene / polyoxypropylene block copolymers, styrene-acrylic resins, styrene-methacrylic resins, styrene-maleic acid copolymers, and styrene- maleic anhydride copolymers; (c) at least one surfactant selected from ethoxylated siloxanes, succinic acid esters, and succinic acid salts; and (d) at least one polyurethane.Type: ApplicationFiled: November 17, 2016Publication date: May 18, 2017Inventors: Tianqi Liu, Robert J. Anderson, Jinqi Xu, Jodi A. Bates, Paul S. Palumbo
-
Publication number: 20160312054Abstract: Disclosed herein are composite particles comprising; a pigment; at least one ionic synergist adsorbed to the pigment surface; and at least one ionic polymer coating the pigment surface comprising the at least one synergist, wherein the at least one synergist and the at least one polymer have opposing charges, and wherein in the composite, a total charge of the at least one polymer is greater than a total charge of the at least one synergist. Also disclosed are dispersions and inkjet ink compositions comprising composite particles.Type: ApplicationFiled: December 16, 2014Publication date: October 27, 2016Inventors: Jinqi XU, Alexander I. SHAKHNOVICH
-
Publication number: 20150315393Abstract: Polyurethanes containing at least one bisphosphonate group, as well as related compositions, articles, and methods, are disclosed.Type: ApplicationFiled: July 13, 2015Publication date: November 5, 2015Inventors: Jinqi Xu, Paul S. Palumbo
-
Patent number: 9109128Abstract: Polyurethanes containing at least one bisphosphonate group, as well as related compositions, articles, and methods, are disclosed.Type: GrantFiled: October 20, 2011Date of Patent: August 18, 2015Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo