Patents Examined by Wenwen Cai
  • Patent number: 12252607
    Abstract: The invention describes a method for the manufacture of a plasticized polyvinyl alcohol polymer mixture including the steps of: introducing into a mixing reactor a polyvinyl alcohol polymer comprising homopolymeric polyvinyl alcohol or a blend thereof having a degree of hydrolysis in the range of 93% to less than 98% or more; where the plasticizer comprises two or more compounds selected from the group consisting of diglycerol, triglycerol, xylose, D-mannitol, triacetin, dipentaerythritol, 1,4-butanediol, 3,3-dimethyl-1,2-butanediol, and caprolactam; reacting the water, the plasticizer and the polyvinyl alcohol polymer in the reaction zone to form the plasticized polymer; and allowing the plasticized polyvinyl alcohol polymer to pass from the primary outlet.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: March 18, 2025
    Assignee: Aquapak IP Limited
    Inventors: John Williams, Sian Griffiths, Robert Ashworth
  • Patent number: 12247111
    Abstract: The invention pertains to a fluoroelastomer composition comprising a vinylidene-fluoride based fluoroelastomer, a polyhydroxylated compound, a basic compound, a pyridinium-type salt having an aromatic ring-quaternized nitrogen atom, and comprising at least two groups having a central carbon atom which bears acidic hydrogen atoms; and an accelerant, which possesses an improved molding behaviour, leading to shaped parts possessing less blisters and surface defects.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: March 11, 2025
    Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    Inventors: Stefano Bossolo, Matteo Fantoni, Margherita Albano
  • Patent number: 12240949
    Abstract: A material for manufacturing contact lenses comprises a first composition, a second composition, at least one hydrophilic monomer and at least one photoinitiator. The first composition and the second composition are respectively represented by the following formula (1) and formula (2). Z1 is a first silicone hydrogel monomer, n1 is ranged between 1 and 1.5, and o1 is ranged between 1 and 2; and Z2 is a second silicone hydrogel monomer, n2 is ranged between 1 and 5, and o2 is ranged between 1 and 2.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: March 4, 2025
    Assignee: INNO VISION CORP.
    Inventors: Ji-Yu Lin, Yu-Ya Liao
  • Patent number: 12234372
    Abstract: Described herein are an aqueous coating composition including at least one anionically stabilized binder, effect pigment, polycarboxylic acid, and solvent, and a method for producing a multicoat paint system by producing a basecoat directly on a substrate, producing a clearcoat directly on the basecoat, and then jointly curing the basecoat and the clearcoat. At least one of the basecoat materials includes the aqueous coating. Also described herein are multicoat paint system obtainable by this method, and the use of at least one polycarboxylic acid in an aqueous coating composition for improving the effect pigment orientation, or for color matching.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: February 25, 2025
    Assignee: BASF COATINGS GMBH
    Inventors: Andreas Poppe, Katrin Deller, Klaus Eikelmann, Dominik Stoll
  • Patent number: 12227636
    Abstract: Polyolefin resin modifiers are provided that contain a nonionic surfactant, an organic sulfonate salt, and an inorganic salt. The organic sulfonate salt can be at least one selected from the group consisting of alkylsulfonic acid alkali metal salts whose alkyl group has 6 to 22 carbon atoms, alkylarylsulfonic acid alkali metal salts whose alkyl group has 6 to 22 carbon atoms, and sulfonic aliphatic ester alkali metal salts whose alkyl group has 6 to 22 carbon atoms. The inorganic salt can be at least one selected from the group consisting of sodium sulfate, potassium sulfate, calcium sulfate, lithium sulfate, sodium chloride, potassium chloride, lithium chloride, magnesium chloride, and calcium chloride.
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: February 18, 2025
    Assignee: TAKEMOTO YUSHI KABUSHIKI KAISHA
    Inventor: Yusuke Nishi
  • Patent number: 12221555
    Abstract: The present invention relates to a cross-linkable composition comprising an epoxy oligomer comprising at least six hydroxy groups, to a coating obtained by curing the cross-linkable composition and to an optical lens comprising said coating on a surface thereof, in particular on the edge surface thereof. The invention also relates to a method of preparing a coating for an optical lens and to a method of coating a surface of an optical lens, in particular the edge surface of an optical lens.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: February 11, 2025
    Assignee: Essilor International
    Inventors: Hui Yu, Sunil Madhukar Bhangale, Prakhar Kasture, Pierre Fromentin
  • Patent number: 12195615
    Abstract: The present invention relates to an automotive part (such as an exterior automotive part, a semi-exterior automotive part or an interior automotive part) prepared from a thermoplastic composition comprising: from 48-95 wt. % based on the weight of the composition of a heterophasic propylene copolymer; wherein said heterophasic propylene copolymer consists of i) a propylene-based matrix consisting of a propylene homopolymer and/or a propylene-?-olefin copolymer, said propylene ?-olefin copolymer consisting of at least 70 wt. %, and ii) a dispersed ethylene-?-olefin copolymer comprising ethylene and at least one C3 to C10 ?-olefin; from 0-20 wt. %, preferably from 1-20 wt. % ethylene-?-olefin elastomer comprising ethylene and a C3 to C10 ?-olefin; from 1-30 wt. % high aspect ratio; from 0.05-2 wt. % antioxidant additive selected from the group consisting of i) a tocopherol or a tocotrienol; or ii) a hydroxylamine from 0-3 wt. % an additional additive.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: January 14, 2025
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Mark Feekes, Sarah Van Mierloo, Koen Batinas-Geurts, Dimphna Johanna Maria Van Beek
  • Patent number: 12103994
    Abstract: Cationic copolymers having pendant N-allylimidazolium-containing groups are provided. The cationic copolymers can be used, for example, to provide anion exchange membranes for use in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells. The anion exchange membranes typically have good mechanical properties and ionic conductivity.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: October 1, 2024
    Assignee: 3M Innovative Properties Company
    Inventors: Claire Hartmann-Thompson, Mark J. Pellerite, Marina M. Kaplun, John C. Thomas
  • Patent number: 12098098
    Abstract: An ultra-high-performance cement composites comprising cement, a polycarboxylate ether-based superplasticizer, fly ash, silica fume, reclaimed asphalt pavement granules, water and red sand. A very low water-to-binder ratio could be obtained using the polycarboxylate ether-based superplasticizer that overcomes the hydrophobic properties of reclaimed asphalt pavement and yields an ultra-high-performance cement composite.
    Type: Grant
    Filed: March 22, 2024
    Date of Patent: September 24, 2024
    Assignee: KING SAUD UNIVERSITY
    Inventors: Yousef Rodaiman Alharbi, Abdulrahman Sulaiman Albidah, Galal Mohamed Fares
  • Patent number: 12091529
    Abstract: Process for preparing a reinforced rubber composition, said process comprising the step mixing, at a temperature of at least 120° C., at least the following compounds: (i) a rubber, (ii) at least one inorganic filler, (iii) at least one organic peroxide, and (iv) at least one anti-oxidant selected from phenolics, para-phenylidene diamines, and nitroxides.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: September 17, 2024
    Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.
    Inventor: Waldo Joseph Elisabeth Beek
  • Patent number: 12077615
    Abstract: There is provided a method of producing a polymerizable composition that includes a first polymerizable monomer; and a second polymerizable monomer, a polymer of the second polymerizable monomer, or both, the second polymerizable monomer, the polymer of the second polymerizable monomer, or the both being dispersed in the first polymerizable monomer, the method of producing a polymerizable composition includes dissolving the first polymerizable monomer; the second polymerizable monomer, the polymer of the second polymerizable monomer, or the both in a solvent to obtain a solution in a first step; and evaporating the solvent from the solution in a second step, wherein the first polymerizable monomer is a liquid, and wherein the second polymerizable monomer is a solid.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: September 3, 2024
    Assignee: GC Corporation
    Inventors: Yuri Fukuyo, Takayuki Ueno, Makoto Takahashi, Hiroki Kato, Yuki Kasai
  • Patent number: 12071492
    Abstract: A styrene resin having a syndiotactic structure, with an endothermic amount in a range of 175 to 260° C. of less than 30% based on the total endothermic amount, and a styrene resin composition containing 50 to 95% by mass of a thermoplastic resin composition and 5 to 50% by mass of a glass filler, the thermoplastic resin composition containing 100 parts by mass containing 80 to 100% by mass of a styrene resin having a syndiotactic structure and 0 to 20% by mass of a rubbery elastic material, 0.2 to 2.0 parts by mass of at least one kind of an antioxidant selected from a phenol-based antioxidant and a sulfur antioxidant, 1.5 to 5.0 parts by mass of at least one kind of a compound selected from a polyphenylene ether or a modified polyphenylene ether, and at least one kind selected from a nucleating agent or a release agent.
    Type: Grant
    Filed: October 13, 2022
    Date of Patent: August 27, 2024
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Takuma Aoyama, Kiyohiko Yokota
  • Patent number: 12054582
    Abstract: An alkyd resin is provided wherein the alkyd resin is obtainable by polymerization of reaction components comprising a polybasic acid, a polyhydric alcohol, and unsaturated fatty acids, or by further reacting such alkyd resin with a polyurethane prepolymer with emulsifying groups. Also provided are a coating composition comprising such alkyd resin as binder polymer, and a substrate coated with such coating composition.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: August 6, 2024
    Assignee: Akzo Nobel Coatings International B.V.
    Inventors: Leonardus Jacobus Petrus Van Der Boon, Iris Klein Schiphorst, Aranka Gabriëlla Maria Louisa Van Klink, Keimpe Jan Van Den Berg
  • Patent number: 12043772
    Abstract: The present invention relates to two-part cyanoacrylate adhesive comprising a) a first part comprising a cyanoacrylate component; a peroxide catalyst; a stabilizer and a thickener; and b) a second part comprising a (meth)acrylate component; a graphene oxide; an adhesion promoter; a metal salt; and a fumed silica. Adhesive according to the present invention provides good performance as structural adhesive, good adhesion strength, good open and fix times, good tensile lap shear strength and good peel strength.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: July 23, 2024
    Assignee: Henkel AG & Co. KGaA
    Inventors: Krunal Trivedi, Nishant Tale, Jayesh P. Shah
  • Patent number: 12037455
    Abstract: To provide a polyamide resin composition preventing mold fouling during molding and capable of producing a molded product with an excellent color tone, as well as a molded product, a method for producing a molded product, and an antioxidant. The composition is a resin composition containing: a polyamide resin constituted of diamine-derived constituent units and dicarboxylic acid-derived constituent units, 70 mol % or more of the diamine-derived constituent units being derived from a compound represented by Formula (1), and 70 mol % or more of the dicarboxylic acid-derived constituent units being derived from an ?,?-linear aliphatic dicarboxylic acid having from 8 to 12 carbon atoms; and a compound represented by Formula (1), where R1 and R2 each independently represent an alkyl group having from 1 to 4 carbon atoms, and n1 and n2 are each independently an integer from 0 to 4, wherein a content of the compound represented by Formula (1) is from 3 to 100 mass ppm of the resin composition.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: July 16, 2024
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Momoko Yamashita, Kazuya Sato, Hatsuki Oguro, Takafumi Oda
  • Patent number: 12024595
    Abstract: The present invention relates to novel polymer compositions which are obtained by neutralizing a polymer P having at least one functional moiety of the formula (I) bound to at least one of the termini and/or to the backbone of the polymer, with an oligomeric or polymeric amine PA having at least 2 amino groups per oligomer or polymer molecule.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: July 2, 2024
    Assignee: BASF SE
    Inventors: Huiguang Kou, Frank Pirrung, Steffen Onclin, Clemens Auschra
  • Patent number: 12023858
    Abstract: An optically clear resin for additive manufacturing includes an optically clear ceramic precursor having a pre-defined refractive index. Each molecule of the ceramic precursor has at least two photopolymerizable functional groups, at least one of the photopolymerizable functional groups being functionalized with a refractive index-tuning group thereby causing the ceramic precursor to have the pre-defined refractive index.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: July 2, 2024
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Magi Mettry, Juergen Biener, James S. Oakdale
  • Patent number: 11981794
    Abstract: A curable composition that can contain a high concentration of a heterocyclic compound (A) having a triazine ring as a component which gives a cured product exhibiting a high refractive index, surface without defects such as roughness or cracks, and is unlikely to have cracks occurring on the surface thereof even when exposed to a high-temperature and high-humidity environment, a cured product of the curable composition, and a compound that may be blended to the curable composition. As a component of the composition, a triazine compound having a structure in which an optionally substituted monocyclic aromatic group(s) or an optionally substituted condensed aromatic group(s) is/are bonded to the triazine ring via an amino group, and, as a solvent, triethylene glycol dimethyl ether are used in combination.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: May 14, 2024
    Assignee: TOKYO OHKA KOGYO CO., LTD.
    Inventors: Ryutaro Sugawara, Masato Miyazaki, Takuro Asaba
  • Patent number: 11975552
    Abstract: There are disclosed curable elastomeric compositions comprising at least one reactive curable silicone pre-polymer capable of forming a silicone elastomer upon curing thereof, and a plurality of hydrophilic carbon black particles dispersed therein, as well as their corresponding cured products. Such compositions, once cured, can be used for the preparation of numerous articles of wide industrial applicability.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: May 7, 2024
    Assignee: LANDA LABS (2012) LTD.
    Inventors: Benzion Landa, Sagi Abramovich, Amir Lion, Amit Haviv
  • Patent number: 11965056
    Abstract: The invention relates to a polymer composition that can be produced by (a) reacting an NCO-reactive polymer having exactly one NCO-reactive group per molecule, with a diisocyanate, the molar ratio of the diisocyanate molecule to the NCO-reactive groups of the NCO-reactive polymer being at least 2:1; and (b) reacting the residual NCO groups in the reaction product from step a) with an NCO-reactive silane. The invention also relates to a moisture-reactive composition containing said polymer composition, to methods for producing the polymer composition, and to moisture-reactive compositions containing said polymer composition. Finally, the invention relates to the use of the polymer composition as a drying agent for moisture-curing adhesives, sealants and coating agents.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: April 23, 2024
    Assignee: Covestro Intellectual Property GmbH & Co. KG
    Inventors: Christoph Thiebes, Florian Stempfle, Klaus Lorenz, Ute Nattke