Patents Examined by Wenwen Cai
  • 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: 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: 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: 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
  • Patent number: 11952505
    Abstract: A waterborne one-component coating composition capable of self-crosslinking and exhibiting a gloss and hardness improvement when cured that is similar to a solventborne two-component composition. The composition includes a urethane phase including a polyurethane polymer with at least polyester diol monomer units, polycarbonate diol monomer units, and ketone-functionalized diol monomer units. The composition may include an optional acrylic phase including an acrylic polymer having monomer units selected from one of alkyl (meth)acrylate monomer units, vinyl acetate monomer units, styrene monomer units, ketone-functional vinyl monomer units, or combinations thereof. The composition includes a hydrazine-functionalized crosslinking agent configured to crosslink one of the ketone-functionalized diol monomer units, the ketone-functional vinyl monomer units, or both. The composition further includes one or more tertiary amine reaction moderators or neutralizing agents.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: April 9, 2024
    Assignee: SWIMC LLC
    Inventors: Randolph B. Krafcik, Jose C. Aravena, James E. Rinz, Ruisong Xu, Zhangqing Yu
  • Patent number: 11939486
    Abstract: An aqueous dispersion of polymeric particles comprising an emulsion polymer and a polyalkylene oxide with a weight average molecular weight in the range of 450 to 1,500 g/mole, and an aqueous coating composition with low VOCs comprising the aqueous dispersion and providing coatings made therefrom with improved water whitening resistance and hardness.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: March 26, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Yan Li, Junyu Chen, Cheng Shen, James C. Bohling, Zhi Juan Gong, Tao Wang
  • Patent number: 11919982
    Abstract: Latex compositions are provided. In embodiments, a latex comprises water and resin particles. The resin particles comprise a polymerization product of reactants comprising one or more types of hydrophobic monomers and one or more types of acidic monomers comprising one or more types of phosphoric acid monomers, wherein a total amount of polymerized acidic monomers in the resin particles is at least about 8 weight % and a total amount of polymerized phosphoric acid monomers in the resin particles is at least about 2 weight %.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: March 5, 2024
    Inventor: Sepehr M. Tehrani
  • Patent number: 11891493
    Abstract: A method for producing a colloidal aphron/graphene hybrid fluid composition. The method may include forming a first mixture by mixing a graphene oxide aqueous solution and a biopolymer solution. The method may further include forming a second mixture by mixing the first mixture with at least an ionic-surfactant solution and a non-ionic surfactant solution.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: February 6, 2024
    Assignees: AMIRKABIR UNIVERSITY OF TECHNOLOGY
    Inventors: Mohammad Hossein Akhlaghi, Malek Naderi
  • Patent number: 11884796
    Abstract: Provided is a composite material that shows a low specific dielectric constant, and that hardly causes an appearance failure or changes in characteristics when exposed to, for example, a treatment liquid to be used in the production of an electronic circuit board. Specifically, a plate-like composite material including polytetrafluoroethylene and a predetermined filler, and satisfying a predetermined condition serves as a composite material that shows a low specific dielectric constant, and that hardly causes an appearance failure or changes in characteristics even when exposed to, for example, a treatment liquid to be used in the production of an electronic circuit board.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: January 30, 2024
    Assignee: NITTO DENKO CORPORATION
    Inventors: Shimpei Yakuwa, Kou Uemura, Shunji Imamura, Tomoyuki Kasagi, Tao Gu
  • Patent number: 11884807
    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: January 30, 2024
    Assignee: Aquapak IP Limited
    Inventors: John Williams, Sian Griffiths, Robert Ashworth
  • Patent number: 11884820
    Abstract: This silicone gel composition contains (A) an organopolysiloxane having one or more silicon atom-bonded alkenyl groups per molecule, (B) an organohydrogen polysiloxane having two or more silicon atom-bonded hydrogen atoms per molecule, (C) a platinum group metal-based curing catalyst, (D) an isocyanuric acid derivative having two trialkoxysilyl groups and one crosslinkable vinyl group and/or an isocyanuric acid derivative having three trialkoxysilyl groups, and (E) a ketenesilylacetal-type compound, and provides a cured product having a specific penetration.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: January 30, 2024
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Tsuyoshi Matsuda