Patents Examined by Prashant J Khatri
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Patent number: 12214426Abstract: A cutting tool, including: a base; and a coating disposed on the base, wherein the coating includes a first layer, the first layer is composed of an alternate layer in which a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of Ti1-aMoaN, a represents 0.01 or more and 0.20 or less, the second unit layer is composed of AlbCr1-bN, and b represents 0.40 or more and 0.80 or less.Type: GrantFiled: November 29, 2023Date of Patent: February 4, 2025Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Haruyo Fukui, Nozomi Tsukihara, Toshihiro Tabata
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Patent number: 12209167Abstract: Provided is a resin sheet for thermoforming, the resin sheet containing a poly(3-hydroxybutyrate) resin. A difference between a melting point peak temperature and a melting point peak end temperature in differential scanning calorimetry analysis of the poly(3-hydroxybutyrate) resin is 10° C. or more. The sheet has a thickness of 0.15 to 1 mm. The melt viscosity of the poly(3-hydroxybutyrate) resin at 160° C. is preferably 10000 poise or more.Type: GrantFiled: September 21, 2021Date of Patent: January 28, 2025Assignee: KANEKA CORPORATIONInventor: Tetsuo Okura
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Patent number: 12213249Abstract: A method for manufacturing a dielectric sheet, includes the steps of extrusion molding a mixture including powder polytetrafluoroethylene and spherical silica at a temperature lower than or equal to a melting point of the polytetrafluoroethylene, and calendering a sheet body obtained by the extrusion molding. A mass ratio of the silica with respect to the polytetrafluoroethylene is 1.3 or greater. An average particle diameter of the silica is 0.1 ?m or greater but 3.0 ?m or less. A reduction ratio of the extrusion molding is 8 or less.Type: GrantFiled: May 11, 2021Date of Patent: January 28, 2025Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC.Inventors: Shingo Kaimori, Takashi Ninomiya, Motohiko Sugiura, Yasuhiro Okuda, Hideki Kashihara, Satoshi Kiya, Makoto Nakabayashi, Kentaro Okamoto, Chiaki Tokuda
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Patent number: 12202763Abstract: The present disclosure provides a gradient glass and a preparation method and use thereof. The gradient glass includes: a glass body, a haze of at least a part of an outer surface of the glass body being greater than 0, the haze gradually changing in a predetermined direction, and a light transmittance at any position of the glass body being greater than 85%.Type: GrantFiled: January 17, 2020Date of Patent: January 21, 2025Assignee: BYD COMPANY LIMITEDInventors: Lan Ma, Jisiyuan Cheng, Jingjie Yang, Liang Chen
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Patent number: 12200919Abstract: A laminate in which a carbon nanotube layer is stably laminated; a coating member having the same; and a laminate manufacturing method are provided. This laminate includes: an insulating layer that mainly contains a resin composition; a cellulose fiber layer that is laminated on the insulating layer and mainly contains a microfibrous cellulose having a fiber width of 1000 nm or smaller; and a carbon nanotube layer that is laminated on the cellulose fiber layer and mainly contains carbon nanotubes.Type: GrantFiled: October 9, 2020Date of Patent: January 14, 2025Assignee: FUJIKO CO., LTD.Inventor: Yasushi Matsuda
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Patent number: 12174507Abstract: A flexible variable emissivity electrochromic device and a preparation method thereof are disclosed. The device includes a working electrode, a gel electrolyte layer, and a counter electrode sequentially from top to bottom. The working electrode includes a flexible polymer film and a metal film, the flexible polymer film is a surface-modified film and/or a film with a transition layer plated on a lower side thereof, and the metal film is deposited on the surface-modified film or the transition layer. The electrolyte layer includes a porous membrane and an electrolyte. The electrolyte is infiltrated in the porous membrane. The electrolyte includes an electrochromic material containing metal ions and a solvent, the metal ions enable reversible electrodeposition and dissolution, and metal of the metal ions is different from that used in the metal film. The preparation method includes preparing and assembling a working electrode, a gel electrolyte layer and a counter electrode.Type: GrantFiled: October 28, 2020Date of Patent: December 24, 2024Assignee: NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGYInventors: Dongqing Liu, Mingyang Li, Haifeng Cheng, Liang Peng, Renfu Peng
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Patent number: 12172923Abstract: The present disclosure provides a cellular foam composition, a method for producing and using the same. One particular aspect of the disclosure provides a cellular foam composition comprising a plurality of foam layers, where each foam layer is made from a hollow microstructure material. In particular, the density of the hollow microstructure material in each foam layer is different from the density of the hollow microstructure material that forms the adjacent foam layer. In some embodiments, cellular foam compositions of the disclosure further include an interfacial layer comprising interfacial voids in between adjacent layers.Type: GrantFiled: April 4, 2022Date of Patent: December 24, 2024Assignees: University of Maryland, College Park, Microsphere Material Solutions, LLCInventors: Norman M. Wereley, Jungjin Park, John M. Howard, Matthew Demay, Avi Edery
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Patent number: 12164132Abstract: Optical stacks are described that include a reflective polarizer disposed between an infrared reflector and an infrared absorber.Type: GrantFiled: December 17, 2019Date of Patent: December 10, 2024Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventor: Jathan D. Edwards
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Patent number: 12162251Abstract: The present invention relates to a multilayer film comprising at least two outer layers and at least one core layer, at least one of the outer layers comprises component a1), the other outer layer comprises component a1) or a2). Component a1) is a terpolymer of propylene, ethylene and one C4 to C10 ?-olefin; having ethylene content in the range of 0.1 to 8.0 wt.-%, C4 to C10 ?-olefin content in the range of 0.1 to 16.0 wt.-%, and a melt flow rate MFR2 0.5 to 12.0 g/10 min. Component a2) is a polypropylene having a melting temperature of at least 150° C. The core layer comprises a heterophasic propylene copolymer b) having MFR2 of 0.3 to 20.0 g/10 min, XCS content of 16.0 to 50.0 wt.-%, and comonomer content of 11.5 to 21.0 mol-%, comprising a matrix being a random propylene copolymer b1) and an elastomeric propylene copolymer b2) dispersed in said matrix.Type: GrantFiled: December 1, 2020Date of Patent: December 10, 2024Assignee: BOREALIS AGInventors: Stefan Ortner, Peter Niedersuess, Luca Boragno, Markus Gahleitner
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Patent number: 12157814Abstract: The present invention provides a resin composition containing a urethane resin (A), an acrylic resin (B), and water (C), in which the acrylic resin (B) is a polymer of a polymerizable compound containing a (meth)acrylic compound (b-1) having a hydroxy group and has a glass transition temperature of 40° C. or higher. The present invention also provides a synthetic leather having at least a base (i), an adhesive layer (ii), and a skin layer (iii), in which the skin layer (iii) is formed from the resin composition. The polymerizable compound as the raw material of the acrylic resin (B) preferably contains, in addition to (b-1), a polymerizable compound (b-2) in which a hydrogen bond term (?H) in Hansen solubility parameters is 2.2 MPa0.5 or more.Type: GrantFiled: March 28, 2019Date of Patent: December 3, 2024Assignee: DIC CorporationInventors: Tomohiro Tetsui, Atsushi Ninomiya
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Patent number: 12153193Abstract: An anti-glare film is attached on a surface of a display, and includes an anti-glare layer. The anti-glare layer is set to have a sparkle value of 10 or less, which is defined based on a value of a standard deviation of luminance distribution of the display under a state in which the anti-glare film is attached on the surface of the display, a value of specular gloss of 40% or less, which is measured with 60-degree specular gloss, and a value of transmission image clarity of 40% or less, which has an optical comb of 0.5 mm. Consequently, satisfactory anti-glare property can be provided while appropriately suppressing sparkle on the display.Type: GrantFiled: July 7, 2023Date of Patent: November 26, 2024Assignee: DAICEL CORPORATIONInventors: Yoshitaka Sugawara, Masaki Hayashi
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Patent number: 12145344Abstract: The present invention relates to oriented, multilayer polyethylene films. In one aspect, a biaxially oriented, multilayer polyethylene film comprises at least one layer comprising: (1) a polyethylene-based composition that comprises: (a) at least 97% by weight, based on the total weight of the polyethylene-based composition, of a polyethylene composition comprising: (i) from 25 to 37 percent by weight of a first polyethylene fraction having a density in the range of 0.935 to 0.947 g/cm3 and a melt index (I2) of less than 0.1 g/10 minutes; and (ii) from 63 to 75 percent by weight of a second polyethylene fraction; and (b) 20 to 5000 ppm, based on the total weight of the polyethylene-based composition of a nucleating agent, wherein the nucleating agent comprises a calcium salt of 1,2-cyclohexanedicarboxylic acid or sodium 4-[(4-chlorobenzoyl) amino] benzoate; wherein the polyethylene composition has less than 0.Type: GrantFiled: November 11, 2020Date of Patent: November 19, 2024Assignee: Dow Global Technologies LLCInventors: Karlheinz Hausmann, Justice Alaboson, Jian Wang, Brayden E. Glad, Ronald Wevers, Sanjib Biswas, Andrew T. Heitsch, Mridula Kapur, Didem Oner-Deliormanli, Joshua B. Gaubert, Alexander Williamson, Mehmet Demirors
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Patent number: 12138842Abstract: The problem of the present invention is to provide a novel polytetrafluoroethylene porous film having a small pore diameter, small film thickness, high porosity, and high strength, and a production method thereof. The present invention provides a polytetrafluoroethylene porous film, wherein a bubble point in isopropyl alcohol (IPA) according to JIS K3832 is not less than 400 kPa, and a tensile strength based on JIS K6251 is not less than 50 MPa.Type: GrantFiled: September 24, 2020Date of Patent: November 12, 2024Assignee: Chemours-Mitsui Fluoroproducts Co., Ltd.Inventors: Kohei Miyamae, Shunichi Shimatani, Kazuo Konabe, Ken Miura
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Patent number: 12129332Abstract: The invention relates to a self-supporting polymer film comprising a thermoplastic polymer, a ketone, and at least one organic photochromic molecule comprising a chromophore, wherein preferably the at least one organic photochromic molecule comprising a chromophore is evenly distributed in the self-supporting polymer film. A typical self-supporting polymer film of the invention is a self-supporting photochromic aliphatic thermoplastic polyurethane film imbibed with a ketone such as acetone and cyclohexanone, further comprising one or more of a diarylethene, a spirooxazine and a naphthopyran, preferably a polydialkylsiloxane-substituted naphthopyran. The invention also relates to a method for the manufacturing of such a self-supporting polymer film of the invention, and to the use of such a self-supporting polymer film in the manufacturing of an article. Furthermore, the invention relates to an article comprising a self-supporting polymer film of the invention.Type: GrantFiled: January 24, 2019Date of Patent: October 29, 2024Assignee: Nanogate SEInventor: Cornelis Johannes Gerardus Maria van Peer
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Patent number: 12129371Abstract: A heterophasic propylene ethylene copolymer composition having an MFR2 of 1.0 to 5.0 g/10 min, a C2 content of 0.8 to 6.0 mol-%, and a Tm of 153.0 to 159.0° C., comprising: a) a crystalline matrix (M) being a propylene homo- or copolymer, preferably a homopolymer; and b) an amorphous propylene-ethylene elastomer (E); wherein the heterophasic propylene ethylene copolymer composition is characterized in terms of its soluble fraction (SF) and crystalline fraction (CF) as determined by CRYSTEX QC analysis: i) from 85.0 to 90.0 wt.-% of a crystalline fraction (CF) having an iV(CF) of 2.00 to 3.00 dl/g, a C2(CF) of 0.0 to 1.5 mol-%; and ii) from 10.0 to 15.0 wt.-% of a soluble fraction (SF) having an iV(SF) of 1.30 to 2.50 dl/g and a C2(SF) of 25.0 to 40.0 mol-%.Type: GrantFiled: June 13, 2022Date of Patent: October 29, 2024Assignee: BOREALIS AGInventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersüss, Stefan Ortner
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Patent number: 12129409Abstract: A reactive silicone composition including component (S) and component (T) below, the component (S): a reactive silicone compound including a condensation product of a diaryl silicate compound represented by Formula [1] and a silicon compound represented by Formula [2], (wherein Ar1 and Ar2 each independently represent a phenyl group optionally substituted by a C1-6 alkyl group and X represents a hydrolyzable reactive group), the component (T): modified titanium oxide-containing oxide colloidal particles produced by bonding an organosilicon compound to surfaces of titanium oxide-containing oxide colloidal particles (C) having an average particle diameter of from 2 to 100 nm and including, as a core, titanium oxide-containing metal oxide colloidal particles (A), surfaces of which are coated with a coating including silicon dioxide- and tin oxide-containing composite oxide colloidal particles (B).Type: GrantFiled: November 1, 2019Date of Patent: October 29, 2024Assignee: NISSAN CHEMICAL CORPORATIONInventors: Masahiro Hida, Shuhei Yamada, Masashi Abe
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Patent number: 12116308Abstract: A foldable ultrathin glass article includes an ultrathin chemically-tempered foldable glass substrate having a thickness of approximately 100 microns or less and a compressive surface stress of at least 100 MPa. A single-layer hard coating is bonded to the first and/or second surface of the ultrathin tempered glass foldable substrate without an adhesive layer. The hard coating includes at least one silsesquioxane having a silicon-oxygen core framework directly bonded to the ultrathin tempered glass foldable substrate. The impact resistance defined by a maximum pen drop height without glass failure is at least four times greater than the ultrathin tempered glass foldable substrate without the hard coating. The hard coating has a surface hardness of at least 7H surface hardness and has a hydrophobic surface with a water contact angle of at least 100°. The coating has a transparency of at least 98 percent compared to uncoated substrates.Type: GrantFiled: September 6, 2022Date of Patent: October 15, 2024Assignee: Nano and Advanced Materials Institute LimitedInventors: Shiwei Qin, Yong Zhu, Yubo Cheng, Jianping Han, Chui Wan Tse, Chenmin Liu
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Patent number: 12103281Abstract: Multi-layer biaxially oriented compostable composite film with a sealant layer formulation has improved heat seal initiation temperature, enhanced plateau seal strength, and broadened heat seal temperature range, while optical clarity is maintained, and film modulus (noise) is reduced. The film includes a core layer comprising a PLA-rich biodegradable composite resin, and a heat sealable layer comprising 20 to 60 wt % amorphous polylactic acid resin, and 40 to 80 wt % flexible compostable polymeric modifier Y having a glass transition temperature of Tg?0° C. and a melting temperature of 56° C.?Tm?90° C. Specifically, the flexible compostable polymeric modifier includes 20 to 70 wt % polybutylene succinate-co-adipate (PBSA) copolymer and 5 to 35 wt % polycaprolactone as a promoter of low heat seal initiation temperature (SIT) and hermeticity. The inventive compostable composite film is desirable to have improved home compostability.Type: GrantFiled: December 29, 2022Date of Patent: October 1, 2024Assignee: TORAY PLASTICS (AMERICA), INC.Inventors: Shichen Dou, Joshua R. Cloutier
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Patent number: 12083772Abstract: The present invention is directed to a cover window assembly comprising a multi-layer films of polymeric and inorganic materials for a variety of articles, and the related articles and methods. The cover window assembly exhibits high resistance to strain and impact damage for the articles including display devices, particularly flexible display devices.Type: GrantFiled: November 18, 2020Date of Patent: September 10, 2024Assignee: DUPONT ELECTRONICS, INC.Inventors: Leopoldo Alejandro Carbajal, Mark Allan Lamontia, Mobin Yahyazadehfar, Aref Samadidooki
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Patent number: 12077678Abstract: This water-repellent, oil-repellent member is obtained via, inter alia, a method having: a step for wet-coating a substrate surface with a solution that contains a solvent and an organosilicon compound comprising multiple silanol groups in the molecule; a step for drying the solvent to form and laminate a primer layer on the substrate surface; a step for wet-coating the outer surface of the primer layer with a solution containing a hydrolyzable fluorine-containing compound and a solvent, and subsequently drying the solvent, or dry-coating the outer surface of the primer layer with a hydrolyzable fluorine-containing compound obtained by evaporating the solvent from the solution; and a step for curing the hydrolyzable fluorine-containing compound to form and laminate a water-repellent, oil-repellent layer on the outer surface of the primer layer.Type: GrantFiled: July 16, 2019Date of Patent: September 3, 2024Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Yuji Yamane, Ryusuke Sakoh