Patents Examined by Mark Kopec
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Patent number: 11939471Abstract: Addition curing electrically conductive liquid silicone rubber (LSR) compositions, their methods of preparation, and cured elastomeric products made from the compositions are provided. The compositions are cured to form elastomeric products suitable for high voltage applications such as cable joints, cable terminal applications, cable accessories and connectors. In general, the composition comprises: (a) at least one polydiorganosiloxane having at least two alkenyl groups per molecule: (b) at least one organohydrogenpolysiloxane: (c) at least one reinforcing filler: (d) at least one hydrosilylation catalyst: and (e) an electrically conductive filler. Component (e) comprises: (i) extra conductive carbon black: and (ii) single walled carbon nanotubes.Type: GrantFiled: September 27, 2019Date of Patent: March 26, 2024Assignee: DOW SILICONES CORPORATIONInventors: Yusheng Chen, Peng Wang, Shaohui Wang, Rui Wang, Jianjun Gao, Chunming Zhang
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Patent number: 11930695Abstract: A block copolymer includes an end group, a block that binds to the end group, and a block that does not bind to the end group. The block that does not bind to the end group contains at least one non-crosslinkable constitutional unit represented by the formula (X) and/or at least one non-crosslinkable constitutional unit represented by the formula (Z). At least one of formulas (i) XI>XII, (ii) ZI>ZII and (iii) XI+ZI>XII+ZII is satisfied when the total number of non-crosslinkable constitutional units represented by formulas (X) and (Z) in the block that does not bind to the end group are represented by XI and ZI, respectively, and the total number of non-crosslinkable constitutional units represented by formulas (X) and (Z) in the block that binds to the end group are represented by XII and ZII, respectively.Type: GrantFiled: April 24, 2019Date of Patent: March 12, 2024Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Ken Kashima, Mayuko Sugiyama, Mio Shiratori, Katsuhiro Suenobu
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Patent number: 11920042Abstract: Described herein is an ink solution, comprising: i. a composition having the formula ABX3; ii. a compound having the formula NH2—R1—NH2; and iii. a solvent. Methods for producing polycrystalline perovskite films using the ink solutions described herein in a fast blading process and the use of the films in photoactive and photovoltaic applications are additionally described.Type: GrantFiled: January 14, 2020Date of Patent: March 5, 2024Assignee: THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILLInventors: Jinsong Huang, Guang Yang, Wuqiang Wu
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Patent number: 11912898Abstract: A CNS millbase dispersion, comprises a solvent and up to 0.5 wt % of at least one CNS-derived material dispersed in the millbase dispersion and selected from the group consisting of: carbon nanostructures, fragments of carbon nanostructures, fractured carbon nanotubes, and any combination thereof. The carbon nanostructures or fragments of carbon nanostructures include a plurality of multiwall carbon nanotubes that are crosslinked in a polymeric structure by being branched, interdigitated, entangled and/or sharing common walls, and the fractured carbon nanotubes are derived from the carbon nanostructures and are branched and share common walls with one another. A Brookfield viscosity of the dispersion measured at room temperature at 10 rpm is less than 3000 cP.Type: GrantFiled: March 11, 2021Date of Patent: February 27, 2024Assignee: Cabot CorporationInventors: Zhangliang Gui, Jin-nan Liu, Shi-Lin Wang
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Patent number: 11912581Abstract: A system and method implementing and manufacturing transition metal cyanide coordination compounds (TMCCC) comprising Na, Fe, Mn, C, H, N, S, and O, wherein the TMCCC have 0-14% hexacyanometallate vacancies such as for application in electrochemical cells, including sodium ion secondary batteries.Type: GrantFiled: July 7, 2023Date of Patent: February 27, 2024Assignee: Natron Energy, Inc.Inventors: Ashenafi Damtew Mamuye, Daniel Friebel, Aniruddh Shrivastava
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Patent number: 11917802Abstract: Thermoplastic compounds in the form of a pellet include thermoplastic resin and conductive fibers. The conductive fibers are enveloped by the thermoplastic resin and distributed within the pellet such that each of at least a portion of the conductive fibers is substantially surrounded by the thermoplastic resin and thereby substantially separated from physical contact with any other of the conductive fibers. Additionally, at least a portion of the conductive fibers includes long fibers. The thermoplastic compound, when molded at a thickness of about 3.2 mm, has an electromagnetic shielding effectiveness across a range of frequencies from about 0.5 GHz to about 2.0 GHz of at least about 60 dB according to ASTM D4935, which makes the thermoplastic compound useful for molding thermoplastic articles for shielding against electromagnetic interference.Type: GrantFiled: October 14, 2019Date of Patent: February 27, 2024Assignee: Avient CorporationInventors: Raul Juan, Javier Puyalto, Renlong Gao, David Sanchez
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Patent number: 11891502Abstract: The present invention relates to a dispersant for a positive electrode of a power storage device. The dispersant is a copolymer that contains a constitutional unit A represented by the following general formula (1) and at least one constitutional unit B selected from the group consisting of a constitutional unit B1 represented by the following general formula (2) and a constitutional unit B2 represented by the following general formula (3). The total content of the constitutional unit A and the constitutional unit B in the copolymer is 80% by mass or more. The content of the constitutional unit A in all constitutional units of the copolymer is 35% by mass or more.Type: GrantFiled: December 27, 2019Date of Patent: February 6, 2024Assignee: KAO CORPORATIONInventors: Yutaro Kinoshita, Akito Itoi, Atsushi Hiraishi, Takahiro Yano, Akihiro Koyama
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Patent number: 11894559Abstract: The present invention relates to a dispersant composition for carbon nanotubes, containing: a copolymer that includes a structural unit A represented by the following general formula (1) and a structural unit B represented by the following general formula (2); and a solvent, wherein the content of the structural unit B in all structural units of the copolymer is 20 mass % or more. In the following formulae, R1, R2, R3, R5, R6, and R7 are the same or different from each other and are each a hydrogen atom, a methyl group, or an ethyl group, R4 is a hydrocarbon group having 16 to 30 carbon atoms, R8 is a linear or branched alkylene group having 2 to 3 carbon atoms, X1 is on oxygen atom or NH, X2 is an oxygen atom, p is the number of 1 to 8, and R9 is a hydrogen atom, a methyl group, or an ethyl group.Type: GrantFiled: December 27, 2019Date of Patent: February 6, 2024Assignee: KAO CORPORATIONInventors: Akito Itoi, Yutaro Kinoshita, Atsushi Hiraishi, Takahiro Yano, Akihiro Koyama
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Patent number: 11891589Abstract: Fabric care compositions that include a graft copolymer, which may include (a) a polyalkylene oxide, such as polyethylene oxide (PEG); (b) N-vinylpyrrolidone (VP); and (c) a vinyl ester, such as vinyl acetate. Methods and uses relating to such compositions and/or graft copolymers.Type: GrantFiled: April 11, 2022Date of Patent: February 6, 2024Assignee: The Procter & Gamble CompanyInventors: Renae Dianna Fossum, Lidiany Gonzalez, Elaine Marie Burt, Jan Ole Mueller, Dieter Hannu Boeckh, Dawid Marczewski
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Patent number: 11891533Abstract: The present invention relates to a metal fine particle-containing ink containing metal fine particles (a) dispersed therein with a polymer B, in which the ink contains an ink solvent S; a difference ?SP (|SP(S)?SP(B)|) between solubility parameters of the solvent S and the polymer B is not more than 1.5 (cal/cm3)0.5 wherein SP(S) and SP(B) are a solubility parameter of the ink solvent S and a solubility parameter of the polymer B, respectively, as measured by a Fedors method; and the SP(B) is not less than 9.5 (cal/cm3)0.5 and not more than 10.5 (cal/cm3)0.5, as well as a method for producing a printed material, which includes the step of applying the metal fine particle-containing ink to a printing substrate to form a metal coating film of the ink on the printing substrate under ordinary-temperature environments, thereby obtaining the printed material.Type: GrantFiled: April 26, 2019Date of Patent: February 6, 2024Assignee: KAO CORPORATIONInventors: Tomohide Yoshida, Kosuke Muto
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Patent number: 11887747Abstract: Aqueous composition comprising: from 0.5% by weight to 5% by weight, preferably from 1% by weight to 4% by weight, with respect to the total weight of said aqueous composition, of at least one conductive polymer; from 1% by weight to 100% by weight, preferably from 2% by weight to 10% by weight, more preferably from 15% by weight to 50% by weight, with respect to the total weight of said at least one conductive polymer, of at least one cellulose ether. Said aqueous composition may advantageously be used as a printable ink or printable paste in various techniques such as, for example, screen printing, gravure printing, flexographic printing, spray coating, slot die coating, spin-coating, ink-jet printing. Preferably, said aqueous composition may advantageously be used as a printable paste for screen printing.Type: GrantFiled: October 24, 2018Date of Patent: January 30, 2024Assignee: ENI S.P.A.Inventor: Gianni Corso
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Patent number: 11887748Abstract: A connected structure including: a first circuit member having a first electrode; a second circuit member having a second electrode; and a connecting portion provided between the first circuit member and the second circuit member and electrically connecting the first electrode and the second electrode to each other, wherein at least one of the first electrode and the second electrode has a layer made of Cu or Ag as an outermost surface thereof, and the connecting portion contains a conductive particle having a layer made of Pd or Au as an outermost surface thereof.Type: GrantFiled: February 17, 2021Date of Patent: January 30, 2024Inventors: Tomoki Morijiri, Kengo Shinohara, Ayao Matsukawa
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Patent number: 11873382Abstract: The current embodiments include all-polymeric protective material for mitigating lightning strike damage. The protective material includes a hybrid matrix comprising PANI and MXene dispersed within a thermosetting epoxy resin. This hybrid matrix can be painted, printed, or applied as a conductive polymeric layer to a FRCP structure, for example an aircraft fuselage, wing, empennage, control surface (aileron, flap, slats, rudder, elevator) or a wind turbine blade. The protective material not only withstands lightning strikes, but also functions as shielding against electromagnetic interference and is corrosion-resistant and lightweight.Type: GrantFiled: March 30, 2022Date of Patent: January 16, 2024Assignee: UT-BATTELLE, LLCInventors: Vipin Kumar, Ahmed A. Hassen, Christopher J. Hershey, Seokpum Kim, Vlastimil Kunc, John M. Lindahl
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Patent number: 11862794Abstract: Methods for synthesizing single crystalline Ni-rich cathode materials are disclosed. The Ni-rich cathode material may have a formula LiNiXMnyMzCo1-x-y-zO2, where M represents one or more dopant metals, x?0.6, 0.01?y<0.2, 0?z?0.05, and x+y+z?1.0. The methods are cost-effective, and include methods for solid-state, molten-salt, and flash-sintering syntheses.Type: GrantFiled: November 18, 2020Date of Patent: January 2, 2024Assignee: Battelle Memorial InstituteInventors: Jie Xiao, Yujing Bi
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Patent number: 11862795Abstract: Process for modifying an electrode active material according to general formula Li1+xTM1?xO2, wherein TM contains a combination of Ni and at least one transition metal selected from Co and Mn, and, optionally, at least one metal selected from Al, Ba, and Mg and, optionally, one or more transition metals other than Ni, Co, and Mn, wherein at least 75 mole-% of TM is Ni, and x is in the range of from ?0.05 to 0.2, said process comprising the steps of (a) treating said Li1+xTM1?xO2 with an aqueous medium with a pH value of at least 5 and up to 14, (b) removing said aqueous medium from treated Li1+xTM1?xO2 by way of a solid-liquid separation, wherein steps (a) and (b) are commenced with a maximum time difference of 3 minutes. In addition, the present invention is directed towards Ni-rich electrode active materials.Type: GrantFiled: June 17, 2019Date of Patent: January 2, 2024Assignee: BASF SEInventors: Christoph Erk, Thomas Letzelter, Markus Hoelzle, Carsten Sueling
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Patent number: 11856860Abstract: A liquid dispersion includes a matrix phase of polymerizable material and at least 10% by volume of solid conductive particles distributed throughout the matrix. The conductive particles may have an average particle size of less than approximately 100 nm, and the liquid dispersion may have a viscosity of less than approximately 100 Poise. Such a liquid dispersion may be printed or extruded and then cured to form a solid thin film. The content and distribution of conductive particles within the thin film may reach a percolation threshold such that the thin film may form a conductive layer. Polymer-based devices, such as nanovoided polymer (NVP)-based actuators may be formed by co-extrusion of a nanovoided polymer material between conductive polymer electrodes.Type: GrantFiled: January 29, 2020Date of Patent: December 26, 2023Assignee: Meta Platforms Technologies, LLCInventors: Spencer Allan Wells, Kenneth Diest, Wenhao Li, Sheng Ye, Renate Eva Klementine Landig, Andrew John Ouderkirk
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Patent number: 11834586Abstract: Provided is a conductive paint that can be cured at a temperature of 110° C. or less and has both excellent conductivity and adhesiveness. The conductive paint includes, per 100 parts by mass of a binder component (A) containing an epoxy resin, 1,000 to 4,000 parts by mass of metal particles (B), 50 to 150 parts by mass of a blocked isocyanate curing agent (C), and 200 to 1,500 parts by mass of a solvent (D).Type: GrantFiled: July 7, 2020Date of Patent: December 5, 2023Assignee: TATSUTA ELECTRIC WIRE & CABLE CO., LTD.Inventors: Hajime Nakazono, Masamichi Nisogi
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Patent number: 11834593Abstract: Disclosed herein is an electrically conductive adhesive composition, which including milled carbon fibers dispersed in a thermosetting resin and a curative agent. Also, disclosed herein are articles comprising at least two components adhesively bonded by the electrically conductive adhesive composition and methods of making such adhesives and articles.Type: GrantFiled: August 10, 2022Date of Patent: December 5, 2023Assignee: ZOLTEK CORPORATIONInventors: Steven Eric Baldini, David Michael Corbin
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Patent number: 11834554Abstract: An object of the present invention is to provide a conductive silicone composition that is cured at a low temperature in a short time and from which a cured product having excellent conductivity can be obtained. A conductive silicone composition containing (A) to (E) components described below and containing greater than or equal to 10 parts by mass and less than 100 parts by mass of the (D) component with respect to 100 parts by mass of the (A) component: (A) component: a polyorganosiloxane having one or more alkenyl groups in a molecule (B) component: a compound having a hydrosilyl group (C) component: a hydrosilylation catalyst (D) component: a silane compound having an epoxy group and an alkoxysilyl group (E) component: a conductive powder.Type: GrantFiled: April 24, 2019Date of Patent: December 5, 2023Assignee: THREEBOND CO., LTD.Inventors: Satoru Endo, Hitoshi Mafune, Takashi Suzuki
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Patent number: 11837725Abstract: The present invention relates to a positive electrode active material having improved electrical characteristics by adjusting an aspect ratio gradient of primary particles included in a secondary particle, a positive electrode including the positive electrode active material, and a lithium secondary battery using the positive electrode.Type: GrantFiled: January 6, 2023Date of Patent: December 5, 2023Assignee: ECOPRO BM CO., LTD.Inventors: Moon Ho Choi, Seung Woo Choi, Jun Won Suh, Jin Kyeong Yun, Jung Han Lee, Gwang Seok Choe, Joong Ho Bae, Du Yeol Kim