Patents Examined by Terressa M. Boykin
  • Patent number: 10093814
    Abstract: The present invention relates to a pigmented aqueous basecoat material comprising a polyether-based reaction product which is preparable by reaction of (a) at least one dicarboxylic acid of the formula (I) HOOC—Y—COOH??(I) in which Y is a divalent aliphatic, aromatic or araliphatic hydrocarbon radical having from 4 to 11 carbon atoms, with (b) at least one polyether of the general structural formula (II) in which R is a C4 to C6 alkylene radical and n is selected accordingly such that the polyether (b) possesses a number-average molecular weight of 200 to 4000 g/mol, where components (a) and (b) are used in the reaction in a molar ratio of 0.7/2.3 to 1.6/1.7 and the resulting reaction product possesses a number-average molecular weight of 500 to 15 000 g/mol and an acid number of less than 10 mg KOH/g.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: October 9, 2018
    Assignee: BASF Coatings GmbH
    Inventors: Bernhard Steinmetz, Peter Hoffmann, Hardy Reuter, Andreas Poppe
  • Patent number: 10087313
    Abstract: A rubber composition contains: a diene rubber; 1 to 25 parts by weight of aromatic modified terpene resin; 80 to 150 parts by weight of silica; 5 to 50 parts by weight of carbon black; an oil component; and 0.1 to 20 wt. % of the weight of the silica of alkyltriethoxysilane having an alkyl group having 3 to 20 carbons, the diene rubber containing 10 to 30 wt. % of natural rubber, 10 to 30 wt. % of solution polymerized styrene butadiene rubber having a styrene unit content of 30 to 40 wt. % and 80 to 40 wt. % of emulsion polymerized styrene butadiene rubber, and a ratio of a total amount of an oil-extending component in the solution polymerized styrene butadiene rubber and/or the emulsion polymerized styrene butadiene rubber, the aromatic modified terpene resin, and the oil component to a weight of the natural rubber being 3.0 to 4.0.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: October 2, 2018
    Assignee: The Yokohama Rubber Co., LTD.
    Inventor: Yusuke Iizuka
  • Patent number: 10072118
    Abstract: The present invention relates to a polycyclohexylenedimethylene terephthalate (PCT) resin having enhanced crystallization speed and a method for preparing same. A PCT resin, according to an embodiment of the present invention, comprises: a reactant of (A) a dicarboxylic acid compound or a dicarboxylic acid ester compound and (B) a diol compound total of which 90 mol % or more is cyclohexanedimethanol; and 10-1000 ppm of antimony (Sb) atoms on the basis of the total weight of the resin, wherein the differential between the melting point (Tm) and a reduced crystallization temperature (Tmc) is 45° C. or lower. A PCT resin, according to the present invention, has high crystallization speed and thus enables fast production of various molded products. In particular, the PCT resin has high crystallization temperature and high heat resistance and thus enables fast production of a high-quality heat-resistant molded product by means of injection molding.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: September 11, 2018
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Jung-Me Moon, Tae-Young Kim, Su-Min Lee
  • Patent number: 10066054
    Abstract: A process of manufacturing a polyester from cyclic ester monomer comprises the steps of: a) providing a cyclic ester, b) polymerizing the cyclic ester in the presence of a catalyst and optionally an initiator in a reactor to form a reaction mixture comprising polyester and unreacted cyclic ester, wherein after the polymerization at least one polymerization inhibitor is added to the reaction mixture, wherein the polymerization inhibitor is selected from the group consisting of monoimines, diimines, mono alkyl phosphates according to the formula RPO4H2, wherein R is a C6-16 linear, branched or cyclic alkyl group, di alkyl phosphates according to the formula R2PO4H, wherein each R is independently a C6-16 linear, branched or cyclic alkyl group or a combination thereof, and phosphate esters according to the general formula (I) wherein at least one of R?, R? and R?? has the general structure as in general formula (II) wherein n>0 and Q is independently a C1-16 linear, branched or substituted alkyl group, and R
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: September 4, 2018
    Assignee: Sulzer Chemtech AG
    Inventors: Liborio Ivano Costa, Hans-Peter Brack, Francesca Tancini, Yingchuan Yu
  • Patent number: 10066101
    Abstract: Provided is a polycarbonate resin molding material for articles to be coated, containing a polycarbonate resin (A) containing a polycarbonate-polyorganosiloxane copolymer (A-1) having a specific structure, and a copolymer (B) having a constituent unit derived from butadiene, and a content of the polyorganosiloxane block moiety in entirety of the molding material is in the range of 0.50 to 10% by mass and a content of the constituent unit derived from butadiene in entirety of the molding material is in the range of 1 to 10% by mass.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: September 4, 2018
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Yusuke Aoki, Yoshio Okamoto, Tsuyoshi Murakami
  • Patent number: 10059799
    Abstract: A method for stabilizing a condensed phase composition in a process of manufacturing a polyester from cyclic ester monomer comprising the steps of devolatilizing a reaction mixture, which contains i) at least one polymerizable cyclic ester, ii) at least one catalyst and optionally at least one initiator, to produce a vapor stream and a molten residue, wherein the vapor stream includes mainly i) the at least one polymerizable cyclic ester and ii) the at least one catalyst and/or the at least one initiator and/or a reaction product or a residue of the at least one catalyst and/or the at least one initiator and condensing the vapor stream to form the condensed phase composition, wherein at least one polymerization inhibitor is added as stabilizer to the reaction mixture and/or to the condensed phase composition in an amount so that the degree of conversion of the polymerizable cyclic ester in the condensed phase composition is not more than 15%, wherein the degree of conversion is 100?(c0?CF)/c0, wherein c0 is t
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: August 28, 2018
    Assignee: Sulzer Chemtech AG
    Inventors: Liborio Ivano Costa, Hans-Peter Brack, Francesca Tancini, Yingchuan Yu
  • Patent number: 10035336
    Abstract: Provided is a multilayer body excellent in terms of heat resistance, low water absorbency, shock resistance, surface hardness, and adhesion, including: at least one layer made of a polycarbonate resin (A) whose main repeating units include a unit (a-1) represented by the following formula: and a unit (a-2) represented by the following formula: (wherein R1, R2, R3, and R4 are each a hydrogen atom or a C1-5 monovalent alkyl group), the unit (a-1) and the unit (a-2) being in a molar ratio (a-1/a-2) of 32/68 to 70/30; and at least one layer made of an aromatic polycarbonate resin (B).
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: July 31, 2018
    Assignee: TEIJIN LIMITED
    Inventors: Kenta Imazato, Katsuhiro Yamanaka
  • Patent number: 10030096
    Abstract: The present disclosure relates to a polycarbonate resin and a method of preparing the same, has an effect of providing a polycarbonate resin having superior chemical resistance and wear resistance due to application of a predetermined comonomer thereto, and a method of preparing the same.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: July 24, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Un Ko, Hyoung Min Bahn, Byoung Kyu Chun, Jung Jun Park, Ki Jae Lee, Young Wook Son, Moo Ho Hong, Young Young Hwang, Min Jeong Kim
  • Patent number: 10017641
    Abstract: A thermoplastic composition comprises, based on the total weight of the thermoplastic composition, 10 to 45 wt. % of a poly(etherimide); 35 to 90 wt. % of a polycarbonate component comprising a polycarbonate homopolymer, a poly(carbonate-siloxane), or a combination thereof; 0.5 to 20 wt. % of a compatibilizer polycarbonate component comprising a poly(carbonate-arylate ester), a phthalimidine copolycarbonate, or a combination thereof; up to 5 wt. % of an ultraviolet light stabilizer; and 0 to 20 wt. % of TiO2, wherein a sample of the composition has a 50% higher notched Izod impact energy value compared to the composition without the compatibilizer component.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: July 10, 2018
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Paul Dean Sybert, Mark Adrianus Johannes Van Der Mee, Roland Sebastian Assink, Robert Dirk Van De Grampel, Aditya Narayanan, Feng Cao, Kapil Chandrakant Sheth, Hao Zhou, Xiaoyu Sun, Remco Wirtz
  • Patent number: 10005884
    Abstract: Methods for synthesizing and purifying 2-aryl-3,3-bis(4-hydroxyaryl)phthalimidine compounds are provided. The method includes heating a reaction mixture including a phenolphthalein, a primary aryl amine, and an acid catalyst to form a phthalimidine; precipitating the phthalimidine from the reaction mixture to provide a crude phthalimidine; providing a solution including the crude phthalimidine, an additive, and at least one solvent; contacting the solution with one or more purification agents to provide a treated solution; precipitating and recovering a phthalimidine adduct from the treated solution; and recovering a purified phthalimidine compound from the adduct.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: June 26, 2018
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Anup Krishnnan Appukuttan Pillai, Shivakumar Konda, Gaurav Mediratta, Venkata Rama Narayanan Ganapathy Bhotla, Salkod Parameshwar Mallika, Pradeep Jeevaji Nadkarni
  • Patent number: 8846822
    Abstract: Provided is a curable composition that has low modulus, high elongation and low viscosity, and can be used for building sealing materials. This curable composition includes: an organic polymer (A) containing on average at least 1.4 reactive silyl groups per molecule; and an organic polymer (B) containing on average less than one reactive silyl group per molecule, wherein the number average molecular weight of component (B) is lower than the number average molecular weight of component (A) by at least 3,000, and the ratio (y)/(x) of the number of moles (y) of organic polymers containing only one reactive silyl group per molecule among components (A) and (B) to the number of moles (x) of organic polymers containing at least 2 reactive silyl groups per molecule among components (A) and (B) is not more than 5.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: September 30, 2014
    Assignee: Kaneka Corporation
    Inventors: Ayako Yano, Takahiro Saito, Takeshi Yao
  • Patent number: 8129494
    Abstract: Disclosed is a polymer having excellent solvent resistance which can be produced by using a polycarbonate diol having a repeating unit represented by the formula (1) and/or (2), having a hydroxyl group at both termini, and having a number average molecular weight of from 300 to 50,000: wherein R1 represents a linear or branched hydrocarbon group having 2 to 50 carbon atoms; and n represents an integer of 2 to 50, wherein R2 represents a linear or branched hydrocarbon group having 10 to 50 carbon atoms.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: March 6, 2012
    Assignee: Asahi Kasei E-Materials Corporation
    Inventor: Katsuya Shimizu
  • Patent number: 8084569
    Abstract: A liquid-phase process is provided for the synthesis from glutarimidines of diaminopyridines and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: December 27, 2011
    Assignee: E.I. DuPont de Nemours and Company
    Inventors: Aaron Minter, Berlin Stokes
  • Patent number: 8080629
    Abstract: A copolymer is described comprising a first repeating unit from a compound selected from the consisting of a pentadecalactone and a dioxanone in combination with a second repeating unit derived from at least one additional ester repeating unit-yielding monomer, wherein the copolymer does not comprise any further repeating units except for said first and second repeating units, a melting temperature of at least 70° C., and a crystalline content selected from the group consisting of an overall crystalline content of at least 25% and a crystalline content of the first repeating unit of at least 20%.
    Type: Grant
    Filed: February 12, 2007
    Date of Patent: December 20, 2011
    Assignee: GKSS-Forschungszentrum Geesthacht GmbH
    Inventor: Peter F. W. Simon
  • Patent number: 8039578
    Abstract: A process for producing non-solid-stated polyester polymer particles having one or more properties similar to polyester polymer particles that have undergone solid-state processing. In one embodiment, the process comprises (a) forming polyester polymer particles from a polyester polymer melt; (b) quenching at least a portion of the particles, (c) drying at least a portion of the particles, (d) crystallizing at least a portion of the particles, (e) annealing at least a portion of the particles. At all points during and between steps (b) through (e), the average bulk temperature of the particles is maintained above 165° C.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: October 18, 2011
    Assignee: Eastman Chemical Company
    Inventors: Bruce Roger DeBruin, Tommy Ray Maddox, II, John Alan Wabshall, Jr., Steven Lee Stafford, Stephen Weinhold, Robert Noah Estep, Mary Therese Jernigan, Steven Paul Bellner, Alan George Wonders
  • Patent number: 8034896
    Abstract: The present invention relates to a method for degassing polymer powder comprising flushing the polymer powder in a first chamber with a first flow of flushing gas, transferring the polymer powder into a second chamber and flushing the polymer powder with a second flow of flushing gas in said second chamber. The present invention also relates to a system suitable for carrying out this method.
    Type: Grant
    Filed: March 6, 2007
    Date of Patent: October 11, 2011
    Assignee: Total Petrochemicals Research Feluy
    Inventors: Eric Damme, Marc Moers, Lieven Van Looveren
  • Patent number: 8030434
    Abstract: The present invention relates to a polyester film produced by melt-extruding a polyester composed of a dicarboxylic acid unit and a diol unit, wherein 1 to 80 mol % of the diol unit is a unit containing a cyclic acetal skeleton, and the polyester film has an in-plane retardation of 20 nm or less at a wavelength of 550 nm. The polyester film is an optically isotropic polyester film which is easily produced by an extrusion-molding method and has an economical advantage. The polyester film is useful for production of optical members or optical products such as phase difference films, protective films for polarizing plates, light diffusion films, lens sheets, anti-reflection films and optical information recording media.
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: October 4, 2011
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Tsuyoshi Ikeda, Koshi Koide, Nobuyuki Koike, Tadashi Kawabata, Takeshi Hirokane, Shojiro Kuwahara
  • Patent number: 8022167
    Abstract: A liquid-phase process is provided for the manufacture from glutaronitriles and related compounds of 2,6-diaminopyridine and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: September 20, 2011
    Inventors: Aaron Minter, Berlin Stokes
  • Patent number: 8017722
    Abstract: A process for production of a plant-derived component-containing polycarbonate represented by the following formula (3): (wherein R1-R4 each independently represent a group selected from among hydrogen, alkyl, cycloalkyl and aryl, and n is the number of repeating units), by melt polycondensation using as the starting materials a specified diol, having a total content of Na, Fe and Ca of no greater than 2 ppm and a purity analysis value of at least 99.7% by gas chromatography, and a specified carbonic acid diester, having a total content of Na, Fe and Ca of no greater than 2 ppm and a purity analysis value of at least 99.7% by gas chromatography.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: September 13, 2011
    Assignee: Teijin Limited
    Inventors: Akimichi Oda, Eiichi Kitazono, Toshiyuki Miyake, Masami Kinoshita, Mizuho Saito
  • Patent number: 8017714
    Abstract: An aromatic polyanhydride comprising a repeating unit having the structure is disclosed, wherein Ar and R are selected so that the aromatic polyanhydride hydrolyzes to form a therapeutic salicylate, another non-steroidal anti-inflammatory, an antifibrotic aminobenzoate, or a vasoconstricting phenylethanolamine. Implantable medical devices, such as scaffolding implants for tissue reconstruction, drug delivery systems prepared from the aromatic polyanhydrides, as well as therapeutic dosage forms and treatment methods are also disclosed.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: September 13, 2011
    Assignee: Rutgers, The State University of New Jersey
    Inventor: Kathryn E. Uhrich