Patents Examined by Ling-siu Choi
  • Patent number: 11186680
    Abstract: A method for preparing a biodegradable polyester elastomer includes a following steps comprising: dissolving a predetermined amount of titanium dioxide in an aqueous mixture of sulphuric acid, DI water, and ethanol to form a first solution; refluxing the first solution in a silicone oil bath and a stirring speed of 300-450 rpm at a temperature of 90-100° C. to form a second solution; preparing a solid superacid catalyst by drying, grinding and calcining sulfated titania and using this catalyst to produce a biodegradable polyester elastomer.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: November 30, 2021
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Jane Wang, Ken-Sen Chou, Sung-Nien Hsu
  • Patent number: 11186744
    Abstract: A coating composition includes: (a) 60 to 90 percent by weight of an active hydrogen-containing polyester having a number average molecular weight of at least 23,000, an acid value below 5 and a hydroxyl value below 10, (b) 0.1 to 10 percent by weight of a polyanhydride, and (c) 5 to 30 percent by weight of a curing agent reactive with the active hydrogens associated with (a) and (b), the percentages being based on weight of resin solids of the coating composition, where the reaction product of the coating composition forms a single coating without including a thermoplastic polymer. The coating composition is useful in coating food and beverage containers, particularly 2-piece cans formed by drawing and redrawing (DRD).
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: November 30, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Huy Lai, Kris M. Kazik, Keri Veres
  • Patent number: 11180607
    Abstract: A polyester with ultra-high flowability and good stability over time is provided. The polyester can be polybutylene terephthalate (PBT) or another aliphatic polyester, whose intrinsic viscosity (IV) is less than 0.6 dL/g and a carboxylic end group (CEG) content is 15 meq/kg or less, and characterized by having a melt volume rate (MVR) of greater than 400 cm3/10 min at 250° C. A resin composition of this polyester is provided, which can be meltblown into microfibers of a uniform diameter and a concentrated diameter distribution, forming a fabric with a uniform small pore size.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: November 23, 2021
    Assignee: Chang Chun Plastics Co., Ltd.
    Inventors: Bo-Fan Xue, Tsai-Pang Huang, Yung-Sheng Lin
  • Patent number: 11180658
    Abstract: A pigment composition for a green filter includes a green pigment consisting of a halogenated zinc phthalocyanine, wherein as spectral transmission characteristics of a dispersion containing only the green pigment as a pigment, the transmittance at 400 nm is 1% or less; the transmittance at 450 nm is 25% or less; the transmittance at 600 nm is 30% or less; the transmittance at 650 nm is 0.3% or less; the transmittance at the peak wavelength is 80% or more; the half value width of the peak wavelength is 120 nm or less; the transmittance at 750 nm is 1% or less; and the transmittance at 800 nm is 20% or less. The pigment composition for a green filter has low transmittance in the blue range, low transmittance in the near infrared range, and high transmittance in the green range by only a green pigment.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: November 23, 2021
    Assignee: M. TECHNIQUE CO., LTD.
    Inventors: Masakazu Enomura, Kaeko Araki, Masahito Niikawa
  • Patent number: 11180644
    Abstract: The present invention relates to a branched modifier and a composition comprising more than 25 wt % (based on the weight of the composition) of one or more linear ethylene polymers having a g?vis of 0.97 or more and an Mw of 20,000 g/mol or more and at least 0.1 wt % of a branched modifier where the modifier has a) a g?vis of 0.70 or less; b) an Mw of 100,000 g/mol or more; c) an Mw/Mn of 4.0 or more; d) a shear thinning ratio of 110 or more, e) a melt strength of 10 cN or more; f) a complex viscosity at 0.1 rad/sec at 190° C. of at least 130,000 Pa·s; and g) a phase angle of Z° or less where Z=138.3G*(?0.142), where G* is the complex modulus reported in Pascals measured at 190° C. and the phase angle units are reported in degrees, wherein the G* is from 1,000 to 1,000,000 Pa.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: November 23, 2021
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Jianya Cheng, Pradeep P. Shirodkar, Peijun Jiang, Johannes M. Soulages
  • Patent number: 11168199
    Abstract: Provided is a polycarbonate resin composition that can block ultraviolet light as well as light on the visible light side therefrom at wavelengths of 400 to 420 nm, and that is free of the problem of gas generation during molding. The polycarbonate resin composition characteristically comprises, per 100 parts by mass of a polycarbonate resin (A), (i) 0.02 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B1) having a maximum absorption wavelength of at least 375 nm in the absorption curve determined according to JIS K 7105 using the following formula, or (ii) 0.08 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B2) having a maximum absorption wavelength of at least 360 nm and less than 375 nm in the absorption curve determined according to JIS K 7105 using the following formula; and 0.01 to 0.5% by mass of a stabilizer (C).
    Type: Grant
    Filed: September 4, 2017
    Date of Patent: November 9, 2021
    Assignee: Mitsubishi Engineering-Plastics Corporation
    Inventor: Atsushi Motegi
  • Patent number: 11169156
    Abstract: The disclosure provides for provides for water-soluble near-infra red (NIR) emissive compounds, processes of making the compounds thereof, and use of the compounds therein.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: November 9, 2021
    Assignee: The Regents of the University of California
    Inventors: Evan W. Miller, Yi-Lin Huang, Alison S. Walker
  • Patent number: 11168197
    Abstract: A rubber composition that is capable of providing vulcanized rubber excellent in the abrasion resistance without the deterioration of the crack resistance and the low heat generation property is provided. The rubber composition contains: (A) a rubber component; (B) carbon black having a CTAB specific surface area of 110 to 160 m2/g, a half value width ?D50 of a peak including a Stokes equivalent diameter Dst obtained by a centrifugal sedimentation method of 60 nm or less, and ?D50/Dst of 0.95 or less; and (C) silica having a CTAB specific surface area of 200 m2/g or more, has a total amount of a content (b) of the carbon black (B) and a content (c) of the silica (C) of 30 to 80 parts by mass per 100 parts by mass of the rubber component (A), and has (b)/(c) of (60 to 85)/(40 to 15).
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: November 9, 2021
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Satoshi Hamatani, Hidenobu Akahane
  • Patent number: 11169308
    Abstract: Disclosed is a color material dispersion liquid for color filter, which has excellent heat resistance and is able to form a high-luminance coating film. The color material dispersion liquid for color filters includes (A) a color material, (B) a dispersant and (C) a solvent. The color material (A) contains (A-1) a color material represented by the following general formula (I) and (A-2) a metal lake color material of a rhodamine-based acid dye: (symbols in the general formula (I) are as described in the Description.).
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: November 9, 2021
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Michihiro Ogura, Tomoki Murata, Fumiyasu Murakami, Masato Okada, Hiroaki Segawa
  • Patent number: 11161936
    Abstract: Disclosed herein are glycidol-based polymers, nanoparticles, and methods related thereto useful for a variety of applications, including, but not limited to, drug delivery. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: November 2, 2021
    Assignee: VANDERBILT UNIVERSITY
    Inventors: Eva M. Harth, Benjamin R. Spears
  • Patent number: 11161934
    Abstract: A method of making a non-solid state polyester that includes: a) reacting terephthalic acid and ethylene glycol; b) removing the water continuously; c) polymerizing the monomers and oligomers in vacuum conditions at a temperature to form molten polyester having an IV (intrinsic viscosity) of about 0.7 to 0.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: November 2, 2021
    Assignee: Auriga Polymers, Inc.
    Inventor: Banks McIlvain Moore, IV
  • Patent number: 11155676
    Abstract: A polymer powder composition for production of shaped objects via selective laser sintering includes a thermoplastic material, which is a polyester, wherein the powder has specific particles size distribution. The thermoplastic material has: has a crystallization half time of >30 s and <12 min at a supercooling of 50° C. below the peak melt temperature; a glass transition temperature Tg of >50° C.; a peak melt temperature Tp,m of >200° C.; an extrapolated first heating run melt onset temperature T ei,m of >5° C. above the extrapolated first cooling run crystallization end temperature Tef,c; and a degree of crystallinity of >10.0%. The polymer composition has a continuous use temperature of >100° C., and a low change of molecular weight during exposure to selective laser sintering processing temperatures.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: October 26, 2021
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Zahir Bashir, Hao Gu
  • Patent number: 11156746
    Abstract: A composition comprising: a blended product of: a matrix polymer; and from 0.05 to 2.5 wt % diffuser polymer particles, wherein the diffuser polymer particles are characterized by an average diameter from 2 to 20 micrometers, a particle size distribution such that at least 90 wt % of the polymer particles fall within ±30% of the volume average particle size, a crosslinking level greater than 4%; and wherein the diffuser polymer particles comprise units derived from at least one alkyl(meth)acrylate monomer, from 5 wt % to 25 wt % units derived from a crosslinking monomer selected from the group consisting of aliphatic crosslinking monomers, aromatic crosslinking monomers and combinations thereof, optionally, units derived from one or more comonomers selected from the group consisting of aryl(meth)acrylate monomers and monovinyl arenes; and wherein from 0.1 to 20 wt % one or more performance additives dispersed within the diffuser polymer particles is provided.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: October 26, 2021
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Eric Lundquist
  • Patent number: 11155674
    Abstract: Methods, compositions, reagents, and systems that allow for the preparation and utilization of sulfonamide salt polymer electrolytes are disclosed herein. Methods and reagents to prepare sulfonamide salt monomers are also disclosed herein. The sulfonamide salt polymer electrolytes can be used as components in energy storage devices, conductive materials, electrochemical cells, gels, adhesives, and drug delivery vehicles.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: October 26, 2021
    Assignee: Massachusetts Institute of Technology
    Inventors: Jeremiah A. Johnson, Mao Chen, Mingjun Huang, Wenxu Zhang
  • Patent number: 11149202
    Abstract: Corrosion inhibitors and methods for reducing or inhibiting corrosion of metals in aqueous systems are provided. Corrosion inhibitor compositions may include tetracarboxylic acids, such as butane tetracarboxylic acid. The compositions may include other components, such as zinc, molybdate, silicate, cerium, among others. The compositions may also include polymers or oligomers. The corrosion inhibitor compositions produced synergistic results and unexpectedly low corrosion rates.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: October 19, 2021
    Assignee: Ecolab USA Inc.
    Inventors: Santanu Banerjee, Anand Harbindu, Jeffery M. Atkins, Peter E. Reed, Jasbir S. Gill, Bingzhi Chen
  • Patent number: 11142614
    Abstract: The present invention relates to a process for producing surface-postcrosslinked water-absorbent polymer particles by coating of water-absorbent polymer particles having a content of residual monomers in the range from 0.03 to 15% by weight with at least one surface-postcrosslinker and thermal surface-postcrosslinking at temperatures in the range from 100 to 180° C.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: October 12, 2021
    Assignee: BASF SE
    Inventors: Thomas Daniel, Norbert Herfert, Stephan Bauer, Katrin Baumann, Birgit Reinhard, Jürgen Freiberg, Christophe Bauduin, Katarzyna Dobrosielska-Oura, Michael A. Mitchell
  • Patent number: 11142604
    Abstract: Herein is described a latex polymer derived from a composition comprising a cycloaliphatic monomer and an aromatic monomer, wherein the cycloaliphatic monomer comprises a cycloaliphatic (meth)acrylate monomer or a cycloaliphatic (meth)acrylamide monomer and the aromatic monomer comprises an aromatic (meth)acrylate monomer or an aromatic (meth)acrylamide monomer. Also described is an inkjet ink composition comprising the latex polymer.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: October 12, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Michael Ingle, Phillip C. Cagle
  • Patent number: 11143332
    Abstract: Embodiments of the present disclosure generally provide compositions and methods related to articles that display reversible photoresponsive behavior.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: October 12, 2021
    Assignee: International Business Machines Corporation
    Inventors: Sarah K. Czaplewski, Brandon M. Kobilka, Jason T. Wertz, Jing Zhang
  • Patent number: 11130851
    Abstract: A particulate nucleating agent is provided and includes an aromatic phosphate ester metal salt represented by a predetermined formula, where the following is satisfied: a maximum particle diameter of the particulate nucleating agent is denoted by Dmax and a degree of dispersion of the particulate nucleating agent is denoted by Dp, 80 ?m?Dmax?300 ?m and 1.0%?Dp?27.0%.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: September 28, 2021
    Assignee: ADEKA CORPORATION
    Inventors: Takahiro Horikoshi, Yuri Yokota
  • Patent number: 11130854
    Abstract: Provided is a polymer blend composition comprising high density polyethylene, a propylene polymer having rubber dispersed therein, and a propylene/ethylene copolymer. In one embodiment, there is provided a polymer blend composition comprising from 20 to 55 weight percent of the high density polyethylene, from 20 to 55 weight percent of a propylene polymer having from 10-60% crystallinity, and a propylene/ethylene copolymer comprising the remainder of the composition.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: September 28, 2021
    Assignee: Johns Manville
    Inventors: Jordan Kortmeyer, Lichih R Peng