Patents Examined by Chun-Cheng Wang
  • Hydrohalogenation of vinyl-terminated macromonomers and functionalized derivatives
    Patent number: 9334343
    Abstract: This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic chain and a vinyl carbon adjacent to the terminal unsaturated carbon; X is attached to the terminal portion of the VTM to provide PO—X or at the vinylidene carbon of the VTM to provide PO—CHXCH3; and X is Cl, Br, I, or F.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: May 10, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Man Kit Ng, Donna J Crowther, Hong Cheng, Patrick Brant
  • Underfill sealant composition
    Patent number: 9334429
    Abstract: The present invention provides a composition which does not cause the problem of use at high temperature in the mounting process of electronic device. The present invention relates to an underfill sealant composition comprising (a) a (meth)acrylic compound and (c) an isocyanuric acid having an allyl group.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: May 10, 2016
    Assignee: Henkel AG & Co. KGaA
    Inventors: Yusuke Horiguchi, Mieko Sano, Kenichiro Sato
  • Electrically conductive polymer resin and method for making same
    Patent number: 9336923
    Abstract: Disclosed are polymer resins, including polymer resin sheets, having good electroconductivity and a method for manufacturing the same. The polymer resins exhibit flexibility and show electroconductivity on their surface as well as along their thickness, and thus can be used as electromagnetic wave-shielding materials having impact- and vibration-absorbing properties as well as conductivity.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: May 10, 2016
    Assignee: 3M Innovative Properties Company
    Inventors: Jeongwan Choi, Un Nyoung Sa, Won-Sik Kim
  • Ruthenium complexes, their use in the metathesis reactions, and a process for carrying out the metathesis reaction
    Patent number: 9328132
    Abstract: The invention is related to the metal complexes of the general formula (1). The invention is related also to the use of metal complexes of the formula 1 as (pre)catalysts for the olefin metathesis reactions, as well as to the process for carrying out the olefin metathesis reaction.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: May 3, 2016
    Assignee: APEIRON SYNTHESIS S.A.
    Inventors: Krzysztof Skowerski, Michal Bieniek
  • Sulfur-modified chloroprene rubber, molding thereof, and production method therefore
    Patent number: 9328175
    Abstract: Provided are a sulfur-modified chloroprene rubber with reduced exothermicity, a molding thereof, and a production method therefor. A sulfur-modified chloroprene rubber modified at the polymer terminals with at least one compound selected from tetramethylthiuram disulfide, tetraalkylthiuram disulfides with alkyl groups having a carbon number of 2 to 7 and dialkyldithiocarbamic acid salts with alkyl groups having a carbon number of 1 to 7, wherein there are peak tops at 3.55 to 3.61 ppm and at 3.41 to 3.47 ppm in 1H-NMR spectrum, as determined in deuterochloroform solvent, wherein the ratio (A/B) of the peak area (A) at 3.55 to 3.61 ppm to the peak area (B) at 4.2 to 6.5 ppm is 0.05/100 to 0.50/100, and the extract with ethanol/toluene azeotropic mixture, as specified by JIS K 6229, is 3.0 to 9.0 mass %.
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: May 3, 2016
    Assignee: DENKA COMPANY LIMITED
    Inventors: Naoki Kabayashi, Ryochi Suzuki, Motohiro Ose, Yasushi Abe
  • Method of making a contact lens
    Patent number: 9322960
    Abstract: A method of making a contact lens comprising the steps of reacting in a mold a polymerizable formulation comprising at least one fluorine-containing silicone monomer at least one non-fluorine-containing silicone monomer and at least one hydrophilic monomer to form a contact lens, subjecting the contact lens to one or more solvent extraction steps to remove impurities, oligomers and unreacted monomers and hydrate the contact lens, wherein all of the solvent extraction steps are undertaken using an aqueous solvent.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: April 26, 2016
    Assignee: CooperVision International Holding Company, LP
    Inventors: Robert Andrew Broad, Ian Gibson
  • Amine-terminated telechelic polymers and precursors thereto and methods for their preparation
    Patent number: 9315595
    Abstract: Disclosed is a method of preparing terminally functionalized telechelic polymers using a cationic living polymer product or a terminal tert-chloride chain end of a carbocationic quasiliving polymer product, which comprises quenching the polymer product with a functionalized N-substituted pyrrole to thereby introduce the functionalized N-substituted pyrrole at the terminal reactive polymer chain end(s). A method is also disclosed whereby the N-substituent may be derivatized to a basic amine containing functional group. Also disclosed are the terminal functionalized polyisobuyl N-substituted pyrrole compounds where the polyisobutyl group is substituted at the 2 and 3 position of the N-substituted pyrrole.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: April 19, 2016
    Assignees: Chevron Oronite Company LLC, The University of Southern Mississippi
    Inventors: Robson F. Storey, Casey D. Stokes, James J. Harrison, Nemesio Martinez-Castro
  • Polymerization catalysts, methods and products
    Patent number: 9309332
    Abstract: The invention provides novel polymer compositions and methods for preparing such compositions. The invention also provides methods for polymerizing various unsaturated monomers, including naturally occurring or plant biomass-derived renewable acrylic monomers. The monomers can be rapidly polymerized using various organic catalysts or organometallic catalysts, as described herein. In one embodiment, nearly perfectly isotactic polymers (mmmm>99%) can be prepared using a C2-symmetric zirconocenium catalyst.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: April 12, 2016
    Assignee: Colorado State University Research Foundation
    Inventors: Eugene Y. Chen, Yangjian Hu, Yuetao Zhang
  • Acrylate-olefin copolymers, methods for producing same and compositions utilizing same
    Patent number: 9303111
    Abstract: The present invention relates to a thickeners that are the polymerization product of a monomer mixture comprising: (a) at least one C3 to C30 olefin; (b) at least one monomer that contains at least one carboxylic acid group; (c) at least one ethylenically unsaturated ester monomer; and (d) one or more crosslinking compounds. Optionally, the above multi-purpose polymer compositions can further include any combination of one or more of: (e) at least one functional monomer; (f) at least one associative hydrophobic monomer; and/or (g) at least one chain transfer agent (CTA) and/or at least one polymeric stabilizer. The thickeners of the present invention are useful in a variety of products including, but not limited to, personal care products, health care products, household care products, institutional and industrial care products, and industrial applications.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: April 5, 2016
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Krishnan Tamareselvy, Robert J. Pafford, IV, Libin Du
  • Method for producing cationic surface sizing agent, and sizing agent obtained by method
    Patent number: 9303361
    Abstract: The present invention relates to a method for producing a cationic surface sizing agent, and contains a first step of obtaining a copolymer (A) by solution-polymerizing a monomer mixture which contains a monomer having a tertiary amino group (a) in the amount of 15 to 45% by weight, a (meth)acrylic acid ester (b) in the amount of 15 to 85% by weight, and styrenes (c) in the amount of 0 to 70% by weight in the presence of a chain transfer agent; a second step of obtaining a copolymer (B) by polymerizing the copolymer (A) and a nonionic hydrophilic monomer (d); a third step of obtaining a copolymer (C) by polymerizing the copolymer (B) and a hydrophobic monomer (e) in the absence of a surfactant; and a fourth step of obtaining a quaternary ammonium salt of the copolymer (C) by quaternizing a tertiary amino group present in the copolymer (C).
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: April 5, 2016
    Assignee: HARIMA CHEMICALS, INC.
    Inventors: Takuji Sodeyama, Yoko Hayashi, Kazushige Inaoka
  • Optical fiber
    Patent number: 9297950
    Abstract: Provided is an optical fiber which is provided with heat resistance and productivity and in which a transmission loss is suppressed even in a high-temperature environment. It has, on an outer periphery of a glass fiber composed of a core part and a cladding part, a coating layer made by crosslinking an energy-curable resin composition containing a silicon compound, in which the silicon compound contained in the energy-curable resin composition of the coating layer as an outermost layer has a specified structure having a cyclic silicone site having an epoxy group and a linear silicone site, with the content of the cyclic silicone site in the compound being from 10 to 30% by mass.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: March 29, 2016
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., ADEKA CORPORATION
    Inventors: Kazuyuki Sohma, Tomoyuki Hattori, Takashi Sueyoshi, Seiichi Saito, Koichi Sakamaki
  • Method for preparation of a controlled release system
    Patent number: 9289437
    Abstract: The present invention relates to a method for the preparation of a controlled release system and especially to a method for entrapment of compounds in polymer carriers for controlled release of active ingredients, preferably bioactive ingredients, such as drugs. This method results in a system for controlled release of active ingredients and especially for controlled drug delivery. In accordance with the present invention, the term “controlled release” encompasses all kinds of controlled release, including slow release, sustained and delayed release. Particularly, the present invention results in active ingredients, entrapped in or otherwise incorporated in or coupled to polymer carriers or polymeric devices, such as micelles, nanoparticles, microspheres and other types of polymer devices for controlled release; the active ingredients are covalently bonded to the polymer carriers or polymeric devices.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: March 22, 2016
    Assignee: CRISTAL DELIVERY B.V.
    Inventors: Cristianne Johanna Ferdinand Rijcken, Wilhelmus Everhardus Hennink, Cornelis Franciscus Van Nostrum
  • Polyether compound, cross-linkable composition, and electrolyte
    Patent number: 9278348
    Abstract: A polyether compound containing oxirane monomer units in an average number per molecule of 5 to 200, wherein the polyether compound has a cationic group and cross-linkable group in the oxirane monomer units, and a cross-linkable composition containing this polyether compound and a cross-linking agent which enables cross-linking of the cross-linkable groups of the polyether compound are provided.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: March 8, 2016
    Assignee: ZEON CORPORATION
    Inventors: Shigetaka Hayano, Hiroyuki Yonemaru, Keisuke Ohta
  • Epoxide and thioepoxide functional, polymerizable compositions and methods of preparing optical articles therefrom
    Patent number: 9279907
    Abstract: Provided is a thioepoxide functional polymerizable composition comprising a reaction product of thiourea and an epoxide functional, polymerizable composition. The epoxide functional, polymerizable composition comprises a reaction product prepared from a reaction mixture comprising: (a) a monomer comprising at least one ethylenically unsaturated ester functional monomer having an epoxide functional group; and (b) a compound having two or more thiol groups. The reactants (a) and (b) are reacted via a Michael addition reaction in the presence of a base to form an epoxide functional reaction product. Also provided are methods of preparing an optical article using the polymerizable compositions.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: March 8, 2016
    Assignee: PPG Industries Ohio, Inc.
    Inventor: Nina V. Bojkova
  • Amphiphilic macromolecule and the purpose of this amphiphilic macromolecule
    Patent number: 9260555
    Abstract: Amphiphilic macromolecules having structural units to adjust molecular weight and molecular weight distribution and charging property effects, high stereo-hindrance structural units, and having amphiphilic structural units. The Amphiphilic macromolecules are suitable for fields such as oil field well drilling, well cementation fracturing, oil gathering and transfer, sewage treatment, sludge treatment and papermaking, etc., and can be used as an oil-displacing agent for enhanced oil production, a heavy oil viscosity reducer, a fracturing fluid, a clay stabilizing agent, a sewage treatment agent, a papermaking retention and drainage aid or a reinforcing agent, etc.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: February 16, 2016
    Assignee: BEIJING JUNLUN RUNZHONG SCIENCE & TECHNOLOGY CO., LIMITED
    Inventors: Jinben Wang, Xuefeng Shi, Xiaohui Xu, Yuchun Han, Yilin Wang, Haike Yan
  • Microstructured optical films comprising fluorene-containing monomer
    Patent number: 9244193
    Abstract: Polymerizable resin compositions and microstructures comprising the reaction product of such polymerizable resin compositions are described. The microstructures comprise the reaction product of a polymerizable resin composition comprising an organic portion having a refractive index of at least 1.56 wherein the polymerizable resin composition comprises a fluorene-containing monomer.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: January 26, 2016
    Assignee: 3M Innovative Properties Company
    Inventors: Bryan V. Hunt, Eric W. Nelson
  • Amphiphilic macromolecule and use thereof
    Patent number: 9243095
    Abstract: Amphiphilic macromolecules having repeating structural units: structural units to adjust molecular weight and molecular weight distribution and charging property effects, high stereo-hindrance structural units, and amphiphilic structural units, and are suitable for fields such as oil field well drilling, well cementation, fracturing, oil gathering and transfer, sewage treatment, sludge treatment and papermaking, etc., and can be used as an oil-displacing agent for enhanced oil production, a heavy oil viscosity reducer, a fracturing fluid, a clay stabilizing agent, a sewage treatment agent, a papermaking retention and drainage aid or a reinforcing agent, etc.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: January 26, 2016
    Assignee: BEIJING JUNLUN RUNZHONG SCIENCE & TECHNOLOGY CO., LIMITED
    Inventors: Jinben Wang, Xuefeng Shi, Xiaohui Xu, Hui Yang, Yilin Wang, Haike Yan
  • Amphiphilic macromolecule and the purpose of this amphiphilic macromolecule
    Patent number: 9243097
    Abstract: Amphiphilic macromolecules having structural units to adjust molecular weight and molecular weight distribution and charging property effects, high stereo-hindrance structural units, and amphiphilic structural units, are suitable for fields such as oil field well drilling, well cementation fracturing, oil gathering and transfer, sewage treatment, sludge treatment and papermaking, etc., and can be used as an oil-displacing agent for enhanced oil production, a heavy oil viscosity reducer, a fracturing fluid, a clay stabilizing agent, a sewage treatment agent, a papermaking retention and drainage aid or a reinforcing agent, etc.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: January 26, 2016
    Assignee: BEIJING JUNLUN RUNZHONG SCIENCE & TECHNOLOGY CO., LIMITED
    Inventors: Jinben Wang, Xuefeng Shi, Xiaohui Xu, Hui Yang, Yilin Wang, Haike Yan
  • Organic semiconductor compound, method for preparing same, and organic semiconductor device employing same
    Patent number: 9236573
    Abstract: Provided are an organic semiconductor compound, a method for preparing same, a polymer compound having the organic semiconductor compound of the present invention as a monomer, and an organic semiconductor device containing the polymer compound. Said organic semiconductor compound has side chains in the chemical structure thereof, and is highly soluble in a solvent, and therefore the organic semiconductor compound can be effectively used in solution-based processes. The organic semiconductor device containing the polymer compound according to the present invention yields high manufacturing efficiency.
    Type: Grant
    Filed: April 26, 2012
    Date of Patent: January 12, 2016
    Inventors: Sang Jin Moon, Jong Cheol Lee, Won Suk Shin, Sang Kyu Lee
  • Fluoropolymer coatings suitable for films of photovoltaic modules
    Patent number: 9221990
    Abstract: Presently described are methods of making coating comprising aqueous fluoropolymer latex dispersions, aqueous fluoropolymer coating compositions, coated substrates, and (e.g. backside) films of photovoltaic cells. In one embodiment, the film comprises at least one fluoropolymer comprising repeat units derived from VF, VDF, or a combination thereof; inorganic oxide nanoparticles; and a compound that reacts with the repeat units derived from VF and VDF to crosslink the fluoropolymer and/or couple the fluoropolymer to the inorganic oxide nanoparticles. In another embodiment, the backside film comprises at least one fluoropolymer comprising repeat units derived from VF, VDF, or a combination thereof; and an amino-substituted organosilane ester or ester equivalent crosslinking compound.
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: December 29, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Naiyong Jing, Mark W. Muggli, Larry S. Hebert, Kevin M. Hamer, Thomas J. Blong, Michael Juergens, George Van Dyke Tiers, Zhigang Yu, Yaming Wang, Yiwen Chu