Abstract: Methods to make a silica elastomer composite with a destabilized dispersion of a never-dried, or as-produced, precipitated 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 6, 2019
Date of Patent:
January 5, 2021
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
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:
May 18, 2018
Date of Patent:
December 8, 2020
Assignee:
Cabot Corporation
Inventors:
Paolina Atanassova, Aurelien L. DuPasquier, Kenneth C. Koehlert, Berislav Blizanac, Andriy Korchev, Yipeng Sun
Abstract: Methods for the production of carbon black using an extender fluid(s) are provided as well as methods to control one or more particle properties of carbon black utilizing extender fluids and other techniques.
Type:
Grant
Filed:
February 26, 2014
Date of Patent:
November 10, 2020
Assignee:
CABOT CORPORATION
Inventors:
Chad J. Unrau, David O. Hunt, David M. Matheu, Serguei Nester
Abstract: Composite particles that super-aggregates of coated aggregates having low structure carbon black cores and metal/metalloid oxide mantles are described. Coatings containing filler-polymer compositions which have the composite particles as filler, such as curable coatings and cured coatings or films formed therefrom containing the filler-polymer compositions, with combinations of high resistivity, good optical density properties, good thermal stability, high dielectric constant, and good processability, along with their use in black matrices, black column spacers, light shielding elements in LCDs and other display devices, also are described. Inks containing the composite particle are described. Devices having these compositions, components and/or elements, and methods of preparing and making these various materials and products are described.
Type:
Grant
Filed:
June 29, 2017
Date of Patent:
October 13, 2020
Assignee:
Cabot Corporation
Inventors:
Andriy Korchev, Geoffrey D. Moeser, Danny Pierre, Qian Ni, Federico Villalpando-Paez
Abstract: A compounded elastomer comprising an elastomeric resin, a first carbon black, and a second carbon black different from the first carbon black. The second carbon black is a partially crystallized carbon black having an OAN structure of greater than 120 cm3/100 g and less than 200 cm3/100 g, a surface energy of less than 10 mJ/m2 and a Raman microcrystalline planar size (La) of greater than or equal to 25 ? and less than or equal to 50 ?.
Type:
Grant
Filed:
January 19, 2017
Date of Patent:
September 8, 2020
Assignee:
Cabot Corporation
Inventors:
Oliver W. Tassinari, Greggory C. Smith, Federico Villalpando-Paez, Alyson M. Christopher, Ping Zhang
Abstract: A method and configuration for automated operation of a two-roll mill. Also provided is a method for continuous or semi-continuous operation of a two-roll mill.
Abstract: Elastomeric compositions are described which have at least one functionalized elastomer and at least one modified filler which has adsorbed and/or attached chemical groups, such as a triazole and/or pyrazole thereon, or other modified fillers which are also described. Methods are further described to improve hysteresis and/or abrasion resistance in elastomeric compositions containing a functionalized elastomer using the modified fillers of the present invention.
Type:
Grant
Filed:
March 2, 2012
Date of Patent:
May 5, 2020
Assignee:
Cabot Corporation
Inventors:
James A. Belmont, Vijay R. Tirumala, Ping Zhang
Abstract: A self-supporting aerogel structure is provided. The structure comprises a plurality of aerogel particles adhered together with an adhesive to produce a material exhibiting low heat transfer and high transmission of visible light. The aerogel particles can be coated with a polymer or pre-polymer and remain free flowing until they are activated to complete polymerization.
Type:
Grant
Filed:
November 21, 2014
Date of Patent:
April 28, 2020
Assignee:
Cabot Corporation
Inventors:
Susnata Samanta, Chitrabala Subramanian, Peter F. Pescatore, Wendy E. Pryce Lewis, Rajendran R. Chary
Abstract: Core particles produced in situ or introduced as preformed core particles are coated with a layer of carbon. Non-carbon as well as some carbon-based core materials can be utilized. The resulting carbon coated particles can find applications in rubber products, for instance as reinforcement for tire components.
Type:
Grant
Filed:
April 27, 2016
Date of Patent:
December 31, 2019
Assignee:
Cabot Corporation
Inventors:
David M. Matheu, Theis Clarke, David Scott Crocker, Frederick H. Rumpf, David C. Reynolds, Dhaval Doshi, Martin C. Green
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:
Application
Filed:
May 24, 2019
Publication date:
December 12, 2019
Applicant:
Cabot Corporation
Inventors:
Jincheng Xiong, Martin C. Green, William R. Williams, Dmitry Fomitchev, Gerald D. Adler, Duane G. McDonald, Ron Grosz
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:
Application
Filed:
May 31, 2019
Publication date:
December 12, 2019
Applicant:
Cabot Corporation
Inventors:
Jincheng Xiong, Martin C. Green, William R. Williams, Dmitry Fomitchev, Gerald D. Adler, Duane G. McDonald, Ron Grosz, Michael D. Morris
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 24, 2018
Date of Patent:
December 3, 2019
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
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:
August 21, 2018
Date of Patent:
November 19, 2019
Assignee:
Cabot Corporation
Inventors:
Gerald D. Adler, Anand Prakash, Ralph E. Dickinson, Vijay R. Tirumala
Abstract: Disclosed herein are oxidized carbon blacks, which can be incorporated into electrode compositions for lead acid batteries. In some embodiments, the oxidized carbon blacks have a BET surface area ranging from 650 to 2100 m2/g; an oil absorption number (OAN) ranging from 35 to 500 mL/100 g; and a volatile content of at least 5.5 wt. % relative to the total weight of the oxidized carbon black, as determined by weight loss at 950° C.
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:
April 30, 2018
Date of Patent:
October 29, 2019
Assignee:
Cabot Corporation
Inventors:
Gerald D. Adler, Anand Prakash, Ralph E. Dickinson, Vijay R. Tirumala
Abstract: Surface treated modified carbon black particles and oil-based drilling fluids are described. The carbon blacks are incorporated into the oil-based drilling fluids to reduce the electrical resistivity of the oil-based drilling fluids. The surface treated carbon blacks can include a hydrophobic organic group and are readily dispersible in oil-based drilling fluids.
Abstract: 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).
Abstract: This invention provides metal oxide particles surface-treated with a hydrophobicity-imparting agent, methods of making such, and toner compositions comprising the same.
Type:
Grant
Filed:
March 9, 2017
Date of Patent:
September 10, 2019
Assignee:
Cabot Corporation
Inventors:
Dmitry Fomitchev, Joachim K. Floess, William R. Williams, Hairuo Tu
Abstract: An electrode for an energy storage device includes carbon black particles having (a) a Brunauer-Emmett-Teller (BET) surface area ranging from 70 to 120 m2/g; (b) an oil absorption number (OAN) ranging from 180 to 310 mL/100 g; (c) a surface energy less than or equal to 15 mJ/m2; and (d) either an La crystallite size less than or equal to 29 ?, or a primary particle size less than or equal to 24 nm.
Type:
Grant
Filed:
May 4, 2017
Date of Patent:
July 30, 2019
Assignee:
Cabot Corporation
Inventors:
Andriy Korchev, Aurelien L. DuPasquier, Miodrag Oljaca, Geoffrey D. Moeser
Abstract: The present invention relates to a composition comprising a silane modified metal oxide, wherein the silane modified metal oxide comprises a metal oxide having attached at least one silyl group, and wherein the silyl group comprises at least one —SO3?M+, —OSO3?M+, —SSO3?M+, —NHSO3?M+, —NR?SO3?M+, —NR?3+A?, or -Q+A? group. R?, which can be the same or different, is a branched or unbranched, substituted or unsubstituted alkyl, alkenyl or alkynyl group or a substituted or unsubstituted aryl, heteroaryl, alkylaryl; or arylalkyl group, M+ is a cationic counterion, and A? is a anionic counterion. The present invention further relates to the silane modified metal oxide used in the disclosed chemical mechanical polishing composition.