Patents Examined by Kelechi C. Egwim
  • Patent number: 10975233
    Abstract: A fiber-reinforced polymer composition that contains a polymer matrix and a plurality of long reinforcing fibers that are distributed within the polymer matrix is provided. The polymer matrix contains a propylene polymer and constitutes from about 30 wt. % to about 90 wt. % of the composition. The fibers constitute from about 10 wt. % to about 70 wt. % of the composition. Further, the polymer composition exhibits a spiral flow length of about 450 millimeters or more as determined in accordance with ASTM D3123-09 and a volatile organic content of about 100 micrograms per gram or less as determined by VDA 277.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: April 13, 2021
    Assignee: Celanese International Corporation
    Inventors: Jimmy Kanuteh, Markus Dehe, Uta Schoenwald-Otten, Juergen Stuermer, Paul Kenny, Timothy L. Tibor
  • Patent number: 10975272
    Abstract: One aspect of the present invention is a hot melt composition including a modified thermoplastic polymer having an alkoxysilyl group in a molecule; a softener; and a catalyst.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: April 13, 2021
    Inventors: Hiroshi Kurokawa, Katsuhito Fukuda
  • Patent number: 10968302
    Abstract: The present invention provides a method for preparing a modified and conjugated diene-based polymer, which may prevent processability degradation by restraining the increase of mooney viscosity during post-treatment using steam with high temperature or storage for a long time by stabilizing a modified polymer using a modification stabilizer, and a modified and conjugated diene-based polymer prepared by the preparation method.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: April 6, 2021
    Inventors: Ho Young Lee, No Ma Kim, Sang Mi Lee, Sun Keun Kim
  • Patent number: 10961327
    Abstract: Provided is a rubber material that is well-balanced in terms of tensile strength, low hysteresis loss property, wet grip property, and abrasion resistance. A hydrogenated conjugated diene-based polymer which is a hydrogenation product of a conjugated diene-based polymer including butadiene-derived structural units is produced by a method comprising a step of preparing a conjugated diene-based polymer having, at a side chain moiety thereof, a functional group capable of interacting with silica; and a step of hydrogenating the conjugated diene-based polymer so as to achieve a hydrogenation rate of 80 to 99% of butadiene-derived structural units included in the conjugated diene-based polymer.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: March 30, 2021
    Inventors: Takumi Adachi, Hirofumi Senga, Fumihiro Toyokawa, Naoya Nosaka, Takaomi Matsumoto, Ryoji Tanaka
  • Patent number: 10952494
    Abstract: An outsole is formed of a viscoelastic body containing a rubber component. This viscoelastic body has a loss factor measured by a dynamic viscoelasticity measurement under conditions of a temperature of 23° C., a frequency of 10 Hz, a static strain of 10%, and a dynamic strain of 7% being 0.17 or more, a storage elastic modulus measured by the dynamic viscoelasticity measurement being 5.7 MPa or less, and a ratio of a tensile stress at 300% elongation to a tensile stress at 100% elongation being 4.4 or more. Such outsole is excellent in wet grip performance and durability.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: March 23, 2021
    Inventors: Masanori Sakamoto, Yusuke Nishiura, Osamu Yamane, Kenichi Harano
  • Patent number: 10947333
    Abstract: A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: March 16, 2021
    Inventors: Geir Fonnum, Grete Irene Modahl, Nini Hofsloekken Kjus, Astrid Evenroed Molteberg, Diem Thuy Thi Tran, Jo Aaserud, Muhammed Gokmen, Steven M. Menchen, Carl Fuller, Luisa Andruzzi, Wolfgang Hinz
  • Patent number: 10947365
    Abstract: To provide a transparent plastic substrate having a high cut rate of blue light, a plastic lens and a transparent plastic member. A transparent plastic substrate containing a benzotriazole compound represented by the formula (1), a plastic lens containing the transparent plastic substrate, and a transparent plastic member containing a benzotriazole compound represented by the formula (1).
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: March 16, 2021
    Inventors: Masahisa Kousaka, Natsumi Tasaki
  • Patent number: 10934438
    Abstract: Coatings and methods of using and producing the same are provided. In an exemplary embodiment, a coating includes a first ligand and a second ligand different than the first ligand. The first ligand includes a first carboxylic moiety, a first aromatic moiety, and a first linking moiety connecting the first carboxylic moiety to the first aromatic moiety. the first linking moiety includes an alkene. The second ligand includes a second carboxylic moiety. The coating includes a metal that is a lanthanoid metal, and the coating includes a coating resin.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: March 2, 2021
    Inventors: Eric J. Schelter, Alexander V. Zabula, Robert C. Nahas, Jerome R. Robinson, Eric C. Houze, Gaurang Bhargava, Michael Kerins, Jr.
  • Patent number: 10925995
    Abstract: To provide an absorbent body and an absorbent article having excellent deodorization effect. The present invention provides an absorber comprising, a crosslinked polymer mainly composed of acrylic acid and having carboxyl groups thereof being at least partially neutralized as a water-absorbent resin powder, and an antibacterial cationic surfactant, wherein the antibacterial cationic surfactant is a compound neutralized with an acid having an acid dissociation constant pKa in water at 25 degrees centigrade in a range from 3.0 to 5.5.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: February 23, 2021
    Inventors: Yoshihisa Ota, Motoko Nishida, Masatoshi Ikeuchi
  • Patent number: 10920034
    Abstract: Provided is a resin composition from which a heat dissipation sheet having high effect to suppress temperature elevation due to heat generated by electronic parts (elements) can be obtained. Specifically provided is a resin composition containing: a polymer (1) whose enthalpy of fusion observed within a temperature range of 10° C. or higher and lower than 60° C. in differential scanning calorimetry is 30 J/g or more; and a thermally conductive material (3) whose thermal conductivity is 1 W/(m·K) or higher, wherein the content of the thermally conductive material (3) is 1 part by weight or more and 80 parts by weight or less, with respect to 100 parts by weight of the total amount of polymer components contained in the resin composition.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: February 16, 2021
    Inventor: Kohei Ueda
  • Patent number: 10920003
    Abstract: Provided is a multi-component copolymer comprising conjugated diene units, non-conjugated olefin units and aromatic vinyl units, wherein: a peak top molecular weight of chain parts, divided by the conjugated diene units and each containing one or more of the non-conjugated olefin units and/or one or more of the aromatic vinyl units, is less than 2,000. A rubber composition comprising the multi-component copolymer, a crosslinked rubber composition, and a rubber article comprising the crosslinked rubber composition are also provided.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: February 16, 2021
    Inventors: Madoka Kimura, Shigeki Oishi, Tomoe Tanabe
  • Patent number: 10913804
    Abstract: The present invention relates to a process for separating natural rubber deriving from non-Hevea type plants, in the form of solid crumbs, from solutions in an organic solvent system including it, where said organic solvent system may comprise at least one nonpolar organic solvent, or a mixture of at least one nonpolar organic solvent and at least one polar organic solvent, and the concomitant removal of said organic solvent system from said rubber, where the aforementioned process comprises subjecting said solution to a stripping stage by means of water vapor, in presence of a dispersing system, separating the aforementioned crumbs of natural rubber from the liquid phase, obtained through the stripping stage, and subjecting said crumbs to drying.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: February 9, 2021
    Assignee: Versalis S.P.A.
    Inventors: Tommaso Prando, Giovanni Regattieri, Maria Parisi, Dario Ghidoni
  • Patent number: 10907040
    Abstract: The present invention relates to a polycarbonate composition and an article including the same. The polycarbonate composition according to the present invention includes a copolycarbonate having a specific siloxane structure and a branched or non-branched polycarbonate, and simultaneously uses a flame retardant and an organophosphorus compound, thereby being able to exhibit excellent flame retardancy and impact strength and also to maintain the impact strength even under high temperature and high humidity conditions for a long period of time.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 2, 2021
    Assignee: LG CHEM LTD.
    Inventors: Hyong Min Bahn, Young Young Hwang, Moo Ho Hong, Jung Jun Park, Ki Jae Lee
  • Patent number: 10907028
    Abstract: To provide a transparent plastic substrate having a high cut rate of blue light, a plastic lens and a transparent plastic member. A transparent plastic substrate containing a benzotriazole compound represented by the formula (1), a plastic lens containing the transparent plastic substrate, and a transparent plastic member containing a benzotriazole compound represented by the formula (1).
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: February 2, 2021
    Inventors: Masahisa Kousaka, Natsumi Tasaki
  • Patent number: 10894900
    Abstract: A polyamide composition for use in sealants, adhesives and high solids coatings.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: January 19, 2021
    Assignee: Elementis Specialties, Inc.
    Inventors: Wouter Ijdo, Yanhui Chen, James Heck, Carlos Feito, Elke Piron
  • Patent number: 10889671
    Abstract: The invention relates to an efficient process for the preparation and isolation of rubber particles formed in aqueous media and highly pure rubbers obtained thereby. The invention further relates to copolymer products comprising the same or derived therefrom.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: January 12, 2021
    Inventor: David Thompson
  • Patent number: 10889699
    Abstract: The invention pertains to a tetrafluoroethylene (TFE) copolymer comprising recurring units derived from at least one per(halo)fluoroolefin different from TFE [monomer (F)] [monomer (F)], in an amount of 0.005 to 0.250% moles, with respect to the total moles of the copolymer, wherein a particular relation between monomer content and amorphous index is satisfied, and to a process for its manufacture by emulsion polymerization in the presence of certain cyclic surfactants.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: January 12, 2021
    Inventors: Stefana Musio, Valeriy Kapelyushko, Marco Malvasi, Stefano Vincenzo Radice
  • Patent number: 10882788
    Abstract: Cement slurries, cured cements, and methods of making cured cement and methods of using cement slurries are provided. The cement slurries have, among other attributes, improved elasticity and self-healing properties and may be used, for instance, in the oil and gas drilling industry. The cement slurry comprises water, a cement precursor material, and a block copolymer composition. The block copolymer composition has at least one copolymer backbone, with each copolymer backbone comprising at least two hard segments. Furthermore, a soft segment is disposed between the at least two hard segments. The copolymer backbone has at least one anhydride group grafted onto the soft segment, and the anhydride group is crosslinked by an aminosilane crosslinker.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: January 5, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: B. Raghava Reddy
  • Patent number: 10875940
    Abstract: To provide a fluorinated polymer which can be heat-cured at low temperature (from room temperature to 150° C.). A fluorinated polymer containing units represented by the following formula (1): wherein X1 and X2 are each independently a hydrogen atom or a fluorine atom, Q1 is a single bond or an etheric oxygen atom, Rf1 is a fluoroalkylene group or a fluoroalkylene group having at least 2 carbon atoms and having an etheric oxygen atom between carbon atoms, Z1 is NR1—Y1, O—Y2 or S—Y3, R1 is a hydrogen atom, an alkyl group or an aryl group, and Y1, Y2 and Y3 are each independently a group having at least one hydrolyzable silyl group.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: December 29, 2020
    Assignee: AGC Inc.
    Inventor: Norihide Sugiyama
  • Patent number: 10870751
    Abstract: A surfactant stabilized vinyl acetate ter-polymer based emulsion is provided comprising surfactant combination based freeze thaw stabilized vinyl acetate ter-polymer emulsion wherein said surfactant combination comprises non-ionic surfactant in combination with at least two polymerizable anionic reactive surfactants. A process of manufacturing the said emulsion is also provided, which process in comprising of selective sequence based steps and upon employing selective amounts of ingredients provides for said freeze thaw stable emulsion that is freeze thaw stable upto at least 5 cycles of freezing and thawing and yet maintains a particle size of 130-150 nm.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: December 22, 2020
    Assignee: ASIAN PAINTS LTD.
    Inventors: Swapan Kumar Ghosh, S Patnaik, E Saravanakumar, Vishal Muralidharan, B. P. Mallik