Patents Examined by Brieann R Johnston
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Patent number: 11795294Abstract: A resin composition containing a resin, a magnetic powder, a first non-magnetic powder with a water-soluble content in the range of 0.1% to 0.5%, and a second non-magnetic powder with a water-soluble content of 0.05% or less.Type: GrantFiled: March 24, 2022Date of Patent: October 24, 2023Assignee: Canon Kabushiki KaishaInventors: Kento Tsuda, Akira Yane
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Patent number: 11787937Abstract: A method for producing highly spherical polymer particles comprising a polyamide having an optical absorber pendent from a backbone of the polyamide (OAMB-polyamide) may comprise: mixing a mixture comprising the OAMB-polyamide, a carrier fluid that is immiscible with the OAMB-polyamide, and optionally an emulsion stabilizer at a temperature greater than a melting point or softening temperature of the OAMB-polyamide and at a shear rate sufficiently high to disperse the OAMB-polyamide in the carrier fluid; and cooling the mixture to below the melting point or softening temperature of the OAMB-polyamide to form particles comprising the OAMB-polyamide and the emulsion stabilizer, when present, associated with an outer surface of the particles.Type: GrantFiled: June 30, 2020Date of Patent: October 17, 2023Assignee: Xerox CorporationInventors: Mihaela Maria Birau, Valerie M. Farrugia
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Patent number: 11773115Abstract: A compound has a structure of Formula (I) below, wherein E represents a 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide functional group or a diphenylphosphine oxide functional group. Moreover, a method of making the compound of Formula (I), a resin composition including the compound of Formula (I) and a resin additive and an article made from the resin composition are described. The article includes a prepreg, a resin film, a laminate or a printed circuit board, wherein one or more properties including copper foil peeling strength, Z-axis ratio of thermal expansion, glass transition temperature, flame retardancy, thermal resistance after moisture absorption, dielectric constant, and dissipation factor may be improved.Type: GrantFiled: September 4, 2020Date of Patent: October 3, 2023Assignee: ELITE ELECTRONIC MATERIAL (ZHONGSHAN) CO., LTD.Inventors: Zhilong Hu, Hezong Zhang
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Patent number: 11773285Abstract: Sealers, construction products, and methods of sealing construction products are provided. In an exemplary embodiment, a sealer includes a first part and a second part, the first part includes an epoxy resin having an epoxy resin molecular weight of about 5,000 Daltons or greater, and also includes an epoxy functional diluent having a diluent molecular weight of about 2,000 Daltons or less. The second part includes a crosslinking agent that is a polyamine. The sealer further includes a particulate with a specific gravity of from about 1 to about 5 grams per cubic centimeter.Type: GrantFiled: February 24, 2021Date of Patent: October 3, 2023Assignee: AXALTA COATING SYSTEMS IP CO., LLCInventors: Eric Krall, James Bailey, Fong Vang
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Patent number: 11760865Abstract: The present invention relates to the use of halogen-free sulphonic acid esters and/or sulphinic acid esters as flame retardant and/or flame retardant synergists in plastics. The invention furthermore relates to the use of said compounds as radical generators in plastics, particularly in order to increase the molecular weight of the plastics, to branch and/or cross-link the plastics, to reduce the molecular weight of the plastics, to influence the molecular weight distribution of the plastics and to graft unsaturated monomers to the plastics. The present invention furthermore relates to the use of flame-retardant plastic compositions in the electrical or electronics industry, construction industry, transport industry, preferably automobiles, aircraft, trains and ships, for medical applications, for household appliances, vehicle parts, consumer products, packaging, furniture and textiles.Type: GrantFiled: July 25, 2018Date of Patent: September 19, 2023Assignee: Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V.Inventors: Rudolf Pfaendner, Thomas Driever, Anina Leipold, Elke Metzsch-Zilligen
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Patent number: 11753566Abstract: A tackifier composition comprising at least one thermoplastic hydrocarbon resin and an antioxidant composition is provided; wherein a portion of the volatile organic compounds in the thermoplastic hydrocarbon resin has been removed; wherein the antioxidant composition comprises at least one primary antioxidant and at least one secondary antioxidant; and wherein the levels of individual volatile organic compound monitored in the tackifier composition are less than about 0.5 ppm as measured by GC/MS headspace analysis. Processes for producing the tackifier composition are also provided as well as adhesives comprising the tackifier compositions.Type: GrantFiled: January 29, 2020Date of Patent: September 12, 2023Assignee: Synthomer Adhesive Technologies LLCInventors: Bing Yuan, James Palmer Dickerson, Bee Kim Liew, Christopher Wayne Osborne, Jacobus Siera
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Patent number: 11752482Abstract: The present disclosure relates to a method for preparing a restructured hydrogel, including forming a hydrogel containing a first polymer, unidirectionally shrinking and dehydrating the hydrogel, and additionally cross-linking and rehydrating the dehydrated hydrogel.Type: GrantFiled: February 5, 2021Date of Patent: September 12, 2023Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Jae Yun Kim, Donghwan Ji
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Patent number: 11746212Abstract: An additive composition comprises an antioxidant and one or more calcium cis-1,2-cyclohexanedicarboxylate salts. 25 mol. % or more of the calcium cis-1,2-cyclohexanedicarboxylate salts present in the additive composition are calcium cis-1,2-cyclohexanedicarboxylate monohydrate. A method for producing a thermoplastic polymer composition entails mixing the additive composition with a thermoplastic polymer, melting the resulting admixture, and letting the admixture solidify to produce a polymer composition.Type: GrantFiled: September 10, 2021Date of Patent: September 5, 2023Assignee: Milliken & CompanyInventors: Darin L. Dotson, Xiaoyou Xu, Walter Forrister, Chi-Chun Tsai
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Patent number: 11747447Abstract: The invention relates to a vehicle utilizing a LiDAR sensor system for driver assistance systems. A composition consisting of a thermoplastic material based on polycarbonate is used here for forming the substrate layer of a cover for the sensor with respect to the surroundings. The cover has a polysiloxane-based topcoat layer comprising a combination of organically modified silane with a silica sol, the silicon dioxide having a d90 particle size of less than 0.50 micron, in order to achieve high abrasion resistance and weathering stability.Type: GrantFiled: December 14, 2018Date of Patent: September 5, 2023Assignee: Covestro Deutschland AGInventors: Ulrich Grosser, Alexander Meyer, Andreas Klein, Dirk Hinzmann, Peter Capellen, Rafael Oser, Rainer Hagen
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Patent number: 11739092Abstract: Curatives and their resulting thermosets and other crosslinked polymers can reduce thermal expansion mismatch between an encapsulant and objects that are encapsulated. This can be accomplished by incorporating a negative CTE moiety into the thermoset resin or polymer backbone. The negative CTE moiety can be a thermal contractile unit that shrinks as a result of thermally induced conversion from a twist-boat to chair or cis/trans isomerization upon heating. Beyond CTE matching, other potential uses for these crosslinked polymers and thermosets include passive energy generation, energy absorption at high strain rates, mechanophores, actuators, and piezoelectric applications.Type: GrantFiled: June 10, 2021Date of Patent: August 29, 2023Assignee: National Technology & Engineering Solutions of Sandia, LLCInventors: Erica Marie Redline, Chad Staiger, David R. Wheeler, Leah Appelhans, Jeffrey C. Foster
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Patent number: 11732195Abstract: Embodiments of a flame retardant composition are provided. The composition includes from 55% to 85% by weight of a blended matrix and from 15% to 45% by weight of a flame retardant package distributed within the blended matrix. The blended matrix includes a polyolefin component and a nitrogen-containing polymer component. In particular, the nitrogen-containing polymer component has a melting temperature of less than 240° C. The flame retardant package includes an acid source, a carbon source, a polyoxometalate ionic liquid, and a synergist. The flame retardant composition can be utilized in cables, such as fiber optic cables.Type: GrantFiled: May 13, 2020Date of Patent: August 22, 2023Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATIONInventors: Xiaole Cheng, Edward John Fewkes, Emanuela Gallo, Dayue Jiang, Natalya Vyacheslavovna Zaytseva
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Patent number: 11732113Abstract: Provided is a tire puncture sealant having excellent puncture seal durability. The present disclosure relates to a puncture sealant containing at least one natural rubber latex, at least one antioxidant, at least one antifreezing agent, and at least one selected from the group consisting of protease inhibitors and phosphatase inhibitors.Type: GrantFiled: October 20, 2021Date of Patent: August 22, 2023Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takashi Maki, Masato Nakagawa
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Patent number: 11725122Abstract: A tackifier composition comprising at least one thermoplastic hydrocarbon resin and an antioxidant composition is provided; wherein a portion of the volatile organic compounds in the thermoplastic hydrocarbon resin has been removed; wherein the antioxidant composition comprises at least one primary antioxidant and at least one secondary antioxidant; and wherein the levels of individual volatile organic compound monitored in the tackifier composition are less than about 0.5 ppm as measured by GC/MS headspace analysis. Processes for producing the tackifier composition are also provided as well as adhesives comprising the tackifier compositions.Type: GrantFiled: January 29, 2020Date of Patent: August 15, 2023Assignee: Synthomer Adhesive Technologies LLCInventors: Bing Yuan, James Palmer Dickerson, Bee Kim Liew, Christopher Wayne Osborne, Jacobus Siera
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Patent number: 11718747Abstract: Flame retardant compositions, blends and articles include phosphonate polymers, nanoparticles and optionally dispersing agents. A method for preparing such retardant composition, blends, and articles is also presented herein.Type: GrantFiled: January 14, 2019Date of Patent: August 8, 2023Assignees: Evonik Operations GmbH, FRX Polymers, Inc.Inventors: Kathrin Lehmann, Sebastian Hessner, Jan-Pleun Lens, Xiudong Sun
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Patent number: 11718755Abstract: The elastomer composition of the present invention comprises a thermoplastic elastomer composition which contains 20 to 80% by weight of component (A), 1 to 25% by weight of component (B), and 1 to 70% by weight of component (C): Component (A): at least one block copolymer selected from: a block copolymer having a polymer block derived from a vinyl aromatic compound and a polymer block derived from at least one selected from a conjugated diene and isobutylene; and a block copolymer obtained by hydrogenating the block copolymer; Component (B): a polypropylene resin containing component (B1): a modified polypropylene obtained by graft-modifying a polypropylene resin with a diene compound; and Component (C): a hydrocarbon softener for rubber.Type: GrantFiled: August 3, 2020Date of Patent: August 8, 2023Assignee: MCPP Innovation LLCInventor: Kanae Karube
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Patent number: 11713385Abstract: A process for fabricating a thermochromic film is disclosed which includes the steps of dispersing a predetermined amount of vanadium dioxide (VO2) nanoparticles in a predetermined amount of poly(methyl methacrylate) (PMMA), stirring a mixture thereof for a first predetermined amount of time, generating cross-links to molecule chains of the PMMA in the mixture, and blade coating a predetermined thickness of the cross-linked mixture on a substrate to form the thermochromic film.Type: GrantFiled: September 22, 2020Date of Patent: August 1, 2023Inventor: Ronggui Yang
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Patent number: 11708478Abstract: The present invention refers to the use of at least one mono-substituted succinic anhydride before or during extrusion of a polymer composition comprising polylactic acid as polymer component and at least one calcium carbonate-comprising material as filler, to reduce the polymer decomposition during processing and/or to decrease the melt flow rate of such an extruded polymer as well as a method for reducing the polymer decomposition during processing and decreasing the melt flow rate of a polymer composition comprising polylactic acid as polymer component and at least one calcium carbonate-comprising material as filler, the use of a polymer composition obtainable by a process comprising the steps of a) providing at least one polylactic acid as polymer component, b) providing at least one calcium carbonate-comprising material as filler, c) providing at least one mono-substituted succinic anhydride and d) contacting the components of a), b) and c) in any order and e) extruding the contacted components of step dType: GrantFiled: July 13, 2017Date of Patent: July 25, 2023Assignee: OMYA INTERNATIONAL AGInventors: Samuel Rentsch, Matthias Welker, Christopher Pichler, Martin Brunner, Michael Knerr, Tazio Fornera
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Patent number: 11702540Abstract: A thermoplastic resin composition of the present invention comprises: a polycarbonate resin; a rubber-modified vinyl-based graft copolymer; a large particle size rubbery polymer having an average particle size of about 400 to about 1,500 nm; an aromatic vinyl-based copolymer resin; a phosphorus-based flame retardant; talc; wollastonite; a maleic anhydride grafted rubbery polymer; and a black pigment. The thermoplastic resin composition is superior in terms of adhesion to metal, strength, flame retardancy, fluidity, and appearance.Type: GrantFiled: December 28, 2018Date of Patent: July 18, 2023Assignee: Lotte Chemical CorporationInventors: Dong In Ha, Seung Shik Shin, Tae Gon Kang, Seung Kap Lee
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Patent number: 11667781Abstract: Provided are polyvinyl chloride profile compositions comprising (a) polyvinyl chloride having a K value of from K-63 to K-70, (b) an impact modifier, and (c) ground calcium carbonate having (i) a d50 particle size value of 400 to 900 nm, (ii) a d98 particle size value of less than 2.6 ?m, and (iii) a ratio of particles having a d50 particle size value to particles having a d20 particle size value (d50/d20) of less than 2.0.Type: GrantFiled: June 18, 2018Date of Patent: June 6, 2023Assignee: Dow Global Technologies, LLCInventors: Bernard Cora, David Armstrong
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Patent number: 11667767Abstract: Provided is a cladding composition which contains metal powder, a binder, and an organic solvent in a case of bonding a metal base material and a resin member to each other. Further, provided is a method for producing a metal/resin bonded member, including a step of coating at least a portion of a metal base material with the cladding composition; a step of irradiating the coated portion of the metal base material which has been coated with the cladding composition, with a laser; a step of disposing the resin member on the laser irradiation portion of the metal base material; and a step of heating an interface between the laser irradiation portion and the resin member so that the metal base material and the resin member are bonded to each other.Type: GrantFiled: April 3, 2019Date of Patent: June 6, 2023Assignees: TOKYO OHKA KOGYO CO., LTD., KISOH CO., LTD.Inventors: Mamoru Hosoya, Takeshi Iwai, Takashi Fujimoto, Tomohiro Maeda