Patents Assigned to Cabot Corporation
  • Patent number: 10138388
    Abstract: 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: Grant
    Filed: October 31, 2017
    Date of Patent: November 27, 2018
    Assignee: Cabot Corporation
    Inventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
  • Patent number: 10135071
    Abstract: Disclosed herein are cathode formulations comprising a lithium ion-based electroactive material and a carbon black having a BET surface area ranging from 130 to 700 m2/g and a ratio of STSA/BET ranging from 0.5 to 1. Also disclosed are cathodes comprising the cathode formulations, electro-chemical cells comprising the cathodes, and methods of making the cathode formulations and cathodes.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: November 20, 2018
    Assignee: Cabot Corporation
    Inventors: Berislav Blizanac, Aurelien L. DuPasquier, Miodrag Oljaca
  • Patent number: 10132441
    Abstract: Insulated pipe systems or assemblies include a particulate, composite or monolithic insulating aerogel material. Techniques for installing or manufacturing such systems or assemblies are described, as are components useful in the installation or manufacture processes.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: November 20, 2018
    Assignee: Cabot Corporation
    Inventors: Jason J. Koravos, Andries J. Du Plessis, Matthew B. Greenfield, Aaron H. Johnson, Thomas Michael Miller
  • Patent number: 10106696
    Abstract: 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: Grant
    Filed: November 17, 2016
    Date of Patent: October 23, 2018
    Assignee: Cabot Corporation
    Inventors: Tianqi Liu, Robert J. Anderson, Jinqi Xu, Jodi A. Bates, Paul S. Palumbo
  • Patent number: 10087330
    Abstract: The invention is directed to processes for increasing the surface area of a carbon black starting material and for forming mesoporous carbon black. The process includes the step of contacting a carbon black starting material having a first BET nitrogen surface area with an oxidant in a fluidized bed under conditions effective to form a carbon black product having a second BET nitrogen surface area greater than the first BET nitrogen surface area. The invention is also directed to carbon black product formed by this process.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: October 2, 2018
    Assignee: Cabot Corporation
    Inventors: Martin C. Green, Roscoe Taylor, Geoffrey D. Moeser, Agathagelos Kyrlidis, Raymond M. Sawka
  • Patent number: 10081768
    Abstract: A method for removing sulfur containing compounds from petroleum liquid. The method includes contacting the petroleum liquid with an activated carbon that has a high ash content, a high metal content and a significant amount of meso and macro porosity.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: September 25, 2018
    Assignee: Cabot Corporation
    Inventors: Mei Xin, Terry L. Collett, Aatif A. Misbah
  • Publication number: 20180236436
    Abstract: Disclosed herein are methods liquid (e.g., water) purification using activated carbon.
    Type: Application
    Filed: August 3, 2016
    Publication date: August 23, 2018
    Applicant: Cabot Corporation
    Inventors: Gerald D. Adler, Susnata Samanta
  • Patent number: 10030128
    Abstract: A wet mix elastomer composite comprising carbon black dispersed in an elastomer including a blend of a natural rubber and styrene-butadiene rubber. When the wet mix elastomer composite is processed with CTV Method 1, the vulcanized wet mix elastomer composite exhibits a resistivity that A) has a natural logarithm satisfying the equation ln(resistivity)??0.1(loading)+x, where x is 14, or B) is at least 2.9 times greater than the resistivity of a vulcanized dry mix elastomer composite having the same composition and prepared using Comparative CTV Method 1.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: July 24, 2018
    Assignee: Cabot Corporation
    Inventors: Xuan Zhang, Ting Wang, Michael D. Morris
  • Patent number: 10030160
    Abstract: 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: Grant
    Filed: December 16, 2014
    Date of Patent: July 24, 2018
    Assignee: Cabot Corporation
    Inventors: Jinqi Xu, Alexander I. Shakhnovich
  • Patent number: 10029235
    Abstract: Disclosed herein are activated carbon having a particle size distribution of d95 ranging from 1 ?m to 28 ?m and a d95/d50 ratio ranging from 1.5 to 3, compositions comprising such activated carbons and methods of making the same, and methods of mercury removal from flue gas generated from coal combustion by injecting activated carbon into the flue gas.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: July 24, 2018
    Assignee: Cabot Corporation
    Inventor: Gerald D. Adler
  • Patent number: 10000612
    Abstract: Methods to make a silica elastomer composite with a destabilized dispersion of silica are described, along with silica elastomer composites made from the methods. The advantages achieved with the methods are further described.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: June 19, 2018
    Assignee: Cabot Corporation
    Inventors: Jincheng Xiong, Martin C. Green, William R. Williams, Dmitry Formitchev, Gerald D. Adler, Duane G. McDonald, Ron Grosz
  • Patent number: 10000613
    Abstract: Methods to make a silica and carbon black elastomer composite with a destabilized dispersion that includes silica are described, along with particle reinforced elastomer composites made from the methods. The advantages achieved with the methods are further described.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: June 19, 2018
    Assignee: Cabot Corporation
    Inventors: Jincheng Xiong, Martin C. Green, William R. Williams, Dmitry Fomitchev, Gerald D. Adler, Duane G. McDonald, Ron Grosz, Michael D. Morris
  • Patent number: 9988502
    Abstract: Blends of elastomer composites with unfilled or less highly filled elastomer reduces hysteresis without compromising reinforcement. Hysteresis may also be reduced by adjusting the compounding method.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: June 5, 2018
    Assignee: Cabot Corporation
    Inventors: Gerald D. Adler, Anand Prakash, Ralph E. Dickinson, Vijay R. Tirumala
  • Patent number: 9985281
    Abstract: Disclosed herein are compositions, which can be used to coat electrode plates, comprising at least one carbonaceous material and at least one additive, wherein the at least one additive comprises a metal ion selected from calcium, barium, potassium, magnesium, and strontium ion, and wherein the metal ion is present in an amount ranging from 0.5 wt. % to 3 wt. % relative to the total weight of carbonaceous material. Also disclosed are electrodes and lead acid batteries comprising such compositions, and methods of making the compositions.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: May 29, 2018
    Assignee: Cabot Corporation
    Inventors: Paolina Atanassova, Aurelien L. DuPasquier, Kenneth C. Koehlert, Berislav Blizanac, Andriy Korchev, Yipeng Sun
  • Patent number: 9982166
    Abstract: CMP processes, tools and slurries utilize metal oxide-polymer composite particles that include metal oxide particles and a polymer core. The metal oxide particles are modified with a modifying agent and are partially or fully embedded within the polymer core. Using these processes, tools and slurries can enhance removal rates, reduce defectivity and increase cleanability with respect to comparable systems and substrates.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: May 29, 2018
    Assignee: Cabot Corporation
    Inventors: Brian G. Prevo, Mark J. Hampden-Smith, Dmitry Fomitchev, Yakov E. Kutsovsky
  • Patent number: 9982158
    Abstract: UV curable coatings containing dual phase filler-polymer compositions with high resistivity, low dielectric constant, good optical density, and controlled electrical resistivity are described, and cured coatings or films formed thereof, along with their use in black matrix, black column spacers, and other light shielding coating elements in LCD. Devices having these black matrices, black column spacers, and/or other light shielding coating elements, and methods of preparing and making these various materials and products are also described.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: May 29, 2018
    Assignee: Cabot Corporation
    Inventors: Andriy Korchev, Jeremy K. Huffman, Agathagelos Kyrlidis, Pavel A. Kossyrev, Eugene N. Step, Geoffrey D. Moeser, Qingling Zhang
  • Patent number: 9975775
    Abstract: The invention is directed to high surface area graphitized carbon and to processes for making high surface area graphitized carbon. The process includes steps of graphitizing and increasing the surface area of (in either order) a starting carbon material to form high surface area graphitized carbon. The step of increasing the surface area optionally comprises an oxidizing step (e.g., through steam etching) or template removal from composite particles. The invention is also directed to catalyst particles and electrodes employing catalyst particles that are formed from the high surface area graphitized carbon.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: May 22, 2018
    Assignee: Cabot Corporation
    Inventors: Yipeng Sun, Jian-Ping Shen, Gordon Rice, Paolina Atanassova, Geoffrey D. Moeser
  • Patent number: 9969856
    Abstract: Composites, such as syntactic foams, are described. The composite contains at least one polymer and at least one aerogel. The aerogel is coated with a coating substance to at least substantially prevent the intrusion of the polymer into the pores of the aerogel. Methods of making the composite are also described, as well as uses of the composite.
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: May 15, 2018
    Assignee: Cabot Corporation
    Inventors: Jameel Menashi, Ulrich Bauer, Elmar Pothmann, Andrew A. Peterson, Anna K. Wilkins, Mihai Anton, Dhaval A. Doshi, William H. Dalzell
  • Patent number: 9963592
    Abstract: The present invention relates to a modified colorant comprising a colorant having at least one polymer attached or adsorbed thereto. The polymer comprises at least one functional group, and various embodiments of the functional group are disclosed. For each of these embodiments, preferably the functional group has a defined calcium index value. Also disclosed are various uses for these modified colorants, including inkjet ink compositions. Thus, the present invention further relates to an inkjet ink composition comprising a) a liquid vehicle, b) at least one colorant, and c) at least one polymer comprising at least one functional group as described herein.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: May 8, 2018
    Assignee: Cabot Corporation
    Inventors: Elizabeth G. Burns, James A. Belmont, Robert J. Nick, Feng Gu
  • Publication number: 20180119028
    Abstract: A method for removing sulfur containing compounds from petroleum liquid. The method includes contacting the petroleum liquid with an activated carbon that has a high ash content, a high metal content and a significant amount of meso and macro porosity.
    Type: Application
    Filed: April 15, 2016
    Publication date: May 3, 2018
    Applicant: Cabot Corporation
    Inventors: Mei XIN, Terry L. COLLETT, Aatif A. MISBAH