Patents Examined by Doris To
  • Patent number: 12286529
    Abstract: This invention relates to a tire with high performance tread of rubber composition for promoting tread durability and traction. For such purpose, a tread rubber composition is provided which contains a high Tg solvent solution polymerization prepared styrene/butadiene elastomer (SSBR) together with precipitated silica reinforcement and traction resin. The invention includes extension of the uncured high Tg SSBR by triglyceride vegetable oil instead of petroleum based oil.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: April 29, 2025
    Assignee: THE GOODYEAR TIRE & RUBBER COMPANY
    Inventors: Michael Lawrence Gersman, Nihat Ali Isitman, Philip Jordan Young
  • Patent number: 12286528
    Abstract: Provided is a composition comprising an aqueous medium, and further comprising, dispersed in the aqueous medium: (a) particles (a) that comprise a maleated polyolefin (a), and (b) particles (b) that comprise an acrylic polymer (b), wherein the acrylic polymer (b) comprises, by weight based on the solid weight of the acrylic polymer (b): (i) 0.1% to 10% polymerized units of hydroxyl functional acrylic monomer, (ii) 1% to 20% polymerized units of carboxyl functional monomer, and (iii) 70% to 98.9% polymerized units of one or more additional monomer (iii) selected from the group consisting of acrylic monomers, styrenic monomers, and mixtures thereof, wherein the maleated polyolefin (a) is present in an amount of 1% to 19% by weight based on the sum of the solid weights of maleated polyolefin (a) and acrylic polymer (b). Also provided is a method of binding fibers using the composition.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: April 29, 2025
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Yin Xue, Thierry Egraz
  • Patent number: 12281197
    Abstract: The invention relates to an RMA crosslinkable polymer comprising: a) at least one RMA Donor moiety X comprising a C—H acidic proton in activated methylene or methine groups, b) at least one moiety Y comprising one or more 5- or 6-membered heterocycles containing an ether-, acetal- or ketal group which in case of two or more of such heterocycles can be fused or linked, wherein the polymer has a weight-average molecular weight Mw of at least 400 g/mol and a C—H equivalent molecular weight CH EQW of at least 80 g/mol. The invention also relates to a process for the preparation of the RMA crosslinkable polymer, to an RMA crosslinkable composition comprising the RMA crosslinkable polymer and coated substrates.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 22, 2025
    Inventors: Bart Adrianus Johannes Noordover, Natasja Looij, Brenda Pijper, Jurgen Kalis, Ronald Koeken
  • Patent number: 12269912
    Abstract: Provided is a fiber-reinforced molding material containing a thickening substance (A) containing a vinyl ester resin (a1), an unsaturated monomer (a2), a polyisocyanate (a3), and a polymerization initiator (a4) as essential raw materials and carbon fibers (B) with a fiber length of 2.5 mm to 50 mm. The thickening substance (A) satisfies conditions (1) to (3) below as measured with a rheometer. (1) The maximum value of the rate of change in viscosity in a temperature region lower than a temperature Xa indicating the lowest melt viscosity A is 100 Pa·s/° C. to 1,500 Pa·s/° C. (2) The maximum value of the rate of change in viscosity in a temperature region higher than or equal to the temperature Xa is 1,000 Pa·s/° C. to 10,000 Pa·s/° C. (3) The lowest melt viscosity A is 10 Pa·s to 1,000 Pa·s and the temperature Xa is 70° C. to 140° C.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: April 8, 2025
    Assignee: DIC Corporation
    Inventors: Chikara Yoshioka, Kazutoshi Hitomi
  • Patent number: 12264232
    Abstract: Disclosed herein area process for preparing a modified high-cis polybutadiene polymer, a modified high-cis polybutadiene polymer, and tires having a component made using the modified high-cis polybutadiene polymer. The processes make use of a functionalizing compound of formula (I) to prepare the modified high-cis polybutadiene from a quantity of 1,3-butadiene monomer using a specified catalyst system.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: April 1, 2025
    Assignees: Bridgestone Corporation, Bridgestone Americas Tire Operations, LLC
    Inventors: Ryan J. Hue, Laura S. Kocsis, Terrence E. Hogan, Jeffrey A. Cicerchi
  • Patent number: 12264251
    Abstract: A task to be achieved by the present invention is to provide a method for producing a printed matter. The ink has excellent adhesion to an ink unabsorbent or non-absorbent recording medium, such as a resin film or coated paper, which is unlikely to absorb a solvent contained in an ink, and excellent setting property. The present invention is directed to a method for producing a printed matter, using an ink including a binder (A) having a carbonyl group, a compound (B) having a structure capable of reacting with the carbonyl group, and an aqueous medium in which the binder (A) and the compound (B) are dissolved or dispersed.
    Type: Grant
    Filed: November 3, 2023
    Date of Patent: April 1, 2025
    Assignee: DIC CORPORATION
    Inventors: Maiko Kitade, Yoshinosuke Shimamura, Masaki Hosaka
  • Patent number: 12264238
    Abstract: To provide a method for producing crosslinked rubber excellent in hardness and transparency. The method for producing crosslinked rubber of the present invention is a method for producing crosslinked rubber, which comprises crosslinking a fluorinated copolymer in a composition comprising the fluorinated copolymer, a crosslinking agent and a crosslinking co-agent, wherein the fluorinated copolymer is a copolymer having units based on tetrafluoroethylene and units based on a perfluoro(alkyl vinyl ether), the content of the units based on tetrafluoroethylene is from 65 to 90 mol % to all units of the fluorinated copolymer, in the composition, the content of the crosslinking agent is from 0.03 to 0.7 part by mass to 100 parts by mass of the fluorinated copolymer, the content of the crosslinking co-agent is from 0.1 to 2.5 parts by mass to 100 parts by mass of the fluorinated copolymer, and the hardness is from 65 to 100.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: April 1, 2025
    Assignee: AGC Inc.
    Inventors: Yukiko Hattori, Tsuyoshi Kawai, Takeshi Yamada, Takehiro Kose
  • Patent number: 12258437
    Abstract: Described herein is a compact polyurethane having a density of ?850 g/l, obtainable by reacting at least the components: i) a polyisocyanate composition; and ii) a polyol composition, including at least one polyether polyol (ii.1) which is obtainable by reacting ii.1.1) a polyol starter with a functionality of 3 to 6 with ii.1.2) propylene oxide and/or butylene oxide, in the presence of a boron-based, fluorine-containing Lewis acid catalyst (ii.1.3), where the polyether polyol (ii.1) has an equivalent molecular weight of 50 to 150 g/mol, and ii.1.4) optionally further auxiliaries and/or additives. Also described herein are a process for producing such a compact polyurethane and compact polyurethanes obtainable by this process. Also described herein is a method of using such a compact polyurethane for the production of a fiber composite. Also described herein are a corresponding fiber composite material and a process for producing such a fiber composite.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: March 25, 2025
    Assignee: BASF SE
    Inventors: Andreas Emge, Andre Meyer, Sirus Zarbakhsh
  • Patent number: 12258456
    Abstract: A preparation method for a spherical or angular powder filler, comprising: providing spherical or angular siloxane comprising a T unit, wherein the T unit is R1SiO3?, and R1 is a hydrogen atom or an organic group which can be independently selected from carbon atoms 1-18; and performing heat treatment on the spherical or angular siloxane under an inert gas atmosphere or atmospheric atmosphere, the heat treatment temperature being between 250 degrees and 650 degrees, so that silicon hydroxyl groups in the spherical or angular siloxane are condensed to obtain the spherical or angular powder filler. In the unit T of the spherical or angular powder filler, the content of the unit without containing a hydroxyl group in the total unit is greater than or equal to 95%, and the content of the unit containing one hydroxyl group in the total unit is less than or equal to 5%. Also disclosed are the spherical or angular powder filler obtained by the preparation method, and application thereof.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: March 25, 2025
    Assignee: Zhejiang Third Age Material Technology Co., LTD
    Inventors: Shuzhen Chen, Rui Li, Cheng Tang, Lieping Ding, Chen Chen
  • Patent number: 12240934
    Abstract: Provided is a method for producing a hydrocarbon resin hydride, comprising: hydrogenating a hydrocarbon resin by bringing the hydrocarbon resin into contact with hydrogen in the presence of an antioxidative compound and a hydrogenation catalyst, the antioxidative compound being at least one selected from the group consisting of hindered phenolic antioxidants and antioxidants having a 2,2,6,6-tetraalkyl-4-piperidyl group.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: March 4, 2025
    Assignee: ZEON CORPORATION
    Inventors: Yasushi Hisaoka, Yoshifumi Maruyama
  • Patent number: 12221554
    Abstract: The present invention is directed to a phosphated epoxy resin comprising at least one terminal group comprising a phosphorous atom covalently bonded to the resin by a carbon-phosphorous bond or by a phosphoester linkage; and at least one carbamate functional group. The present invention is also directed towards aqueous resinous dispersions comprising the phosphated epoxy resin, methods of coating a substrate, coated substrates, and methods of making a phosphated epoxy resin.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: February 11, 2025
    Assignee: PRC-DESOTO INTERNATIONAL, INC.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum, Robin M. Peffer, Se Ryeon Lee
  • Patent number: 12215217
    Abstract: A composition for an acoustic member includes a non-diene butyl rubber, and a liquid polymer having a molecular weight of 1,000 to 120,000. A difference in an SP value between the liquid polymer and the butyl rubber is within ±0.5.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: February 4, 2025
    Assignee: YAMAHA CORPORATION
    Inventor: Tomoya Miyata
  • Patent number: 12215117
    Abstract: A method of preparing an acryloxy-functional organosilicon compound is provided. The method comprises reacting (A) an initial organosilicon compound and (B) an acrylate compound in the presence of (C) a catalyst. The initial organosilicon compound (A) has one alcohol functional group (i.e., is monohydroxyl functional). The catalyst (C) has the formula M[RC(O)CHC(O)R]4, where M is a group IV transition metal and each R is an independently selected substituted or unsubstituted hydrocarbyl group. An acryloxy-functional organosilicon compound prepared by the method is also provided. The acryloxy-functional organosilicon compound is prepared in increased purity, without relying on toxic catalysts.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: February 4, 2025
    Assignees: Dow Silicones Corporation, Dow Global Technologies LLC
    Inventors: Jason Fisk, Nanguo Liu, Muhunthan Sathiosatham, Michael Telgenhoff, Thu Vi
  • Patent number: 12215231
    Abstract: Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, a cure package, and optionally oil. The elastomer component includes styrene-butadiene rubber and polybutadiene.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: February 4, 2025
    Assignee: Bridgestone Americas Tire Operations, LLC
    Inventors: James P. Kleckner, Anthony M. Unger, Benjamin C. Galizio
  • Patent number: 12213382
    Abstract: The present invention provides a composition for forming a polyvinylidene fluoride film, which contains: a polyvinylidene fluoride; at least one surfactant that is selected from among sulfuric acid-based surfactants, sulfonic acid-based surfactants and quaternary ammonium salt type surfactants; and a solvent.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: January 28, 2025
    Assignee: NISSAN CHEMICAL CORPORATION
    Inventors: Takuma Nagahama, Shinichi Maeda
  • Patent number: 12202916
    Abstract: A method for producing hollow resin particles, the method comprising a mixture liquid preparation step, a suspension preparation step, a polymerization step, and a solvent removal step; wherein a content of a saturated hydrocarbon solvent is 50% by mass or more with respect to 100% by mass of a total amount of a hydrocarbon solvent; wherein a polymerization initiator is an oil-soluble polymerization initiator; and wherein, in the mixture liquid, a crosslinkable monomer contains a tri- or higher functional crosslinkable monomer, and with respect to 100 parts by mass of a total amount of the polymerizable monomer, a total content of the crosslinkable monomer is 80 to 98 parts by mass, a content of the tri- or higher functional crosslinkable monomer is from 10 parts by mass to 98 parts by mass, and a content of the hydrocarbon solvent is from 300 parts by mass to 1500 parts by mass.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: January 21, 2025
    Assignee: ZEON CORPORATION
    Inventor: Takeshi Hirata
  • Patent number: 12202953
    Abstract: Fluorescent magenta latexes are provided which may comprise water and fluorescent agent-incorporated resin particles, the particles comprising a resin, Solvent Red 49 as a red fluorescent agent, and Solvent Yellow 98 as a yellow fluorescent agent, wherein the fluorescent magenta latex has a weight ratio of the Solvent Red 49 to the Solvent Yellow 98 in a range of from 3:1 to 10:1. Fluorescent magenta toners and methods of making and using the fluorescent magenta toners are also provided.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: January 21, 2025
    Assignee: XEROX CORPORATION
    Inventors: Chunliang Lu, Peter V Nguyen, Yu Qi
  • Patent number: 12187874
    Abstract: The invention provides for metal-based flame-retardants that are soluble in flammable or combustible materials and methods for preparation. The flame-retardants of the invention are also effective in reducing the rate of heat, smoke, CO, and CO2 release.
    Type: Grant
    Filed: March 30, 2019
    Date of Patent: January 7, 2025
    Assignee: University of Southern Mississippi
    Inventors: Sergei Nazarenko, Robert Y. Lochhead, Vivek Vasagar
  • Patent number: 12187911
    Abstract: According to the present invention, there are provided a preparation method of a water-soluble acryl-modified phenolic-modified epoxy resin including preparing an acrylic copolymer resin containing a carboxylic acid group; preparing a phenolic-modified epoxy resin by reacting an epoxy resin with a phenolic compound; preparing an acryl-modified phenolic-modified epoxy resin by ester-reacting the acrylic copolymer resin with the phenolic-modified epoxy resin; and preparing a water-soluble acryl-modified phenolic-modified epoxy resin by neutralizing the acryl-modified phenolic-modified epoxy resin, a water-soluble acryl-modified phenolic-modified epoxy resin prepared thereby, and an aqueous paint composition including the same. According to the present invention, the water-soluble acryl-modified phenolic-modified epoxy resin and the aqueous coating composition including the same may be applied to most of conventional uses in which the epoxy resin is used due to excellent various physical properties.
    Type: Grant
    Filed: October 8, 2020
    Date of Patent: January 7, 2025
    Assignee: SAMHWA PAINTS INDUSTRIES CO., LTD.
    Inventors: Myeng Chan Hong, Woo Jin Sohn, Jung Goo Park
  • Patent number: 12179382
    Abstract: A material for use as support material for energy-pulse-induced transfer printing, which contains (a) at least one energy transformation component, (b) at least one volume expansion component and (c) at least one binder and which has a viscosity at 25° C. of from 0.2 Pas to 1000 Pas and a surface tension at 25° C. of from 20 to 150 mN/m. The invention furthermore relates to a process for producing three-dimensional objects using the support material.
    Type: Grant
    Filed: April 25, 2023
    Date of Patent: December 31, 2024
    Assignees: Ivoclar Vivadent AG, IO Tech Group Ltd.
    Inventors: Lorenz Josef Bonderer, Jürgen Rudolf Laubersheimer, Wolfgang Josef Wachter, Michael Zenou