Patents Examined by Robert S Jones, Jr.
  • Method for preparing neodymium-iron-boron permanent magnetic material
    Patent number: 11305345
    Abstract: A method for preparing a NdFeB permanent magnetic material may include providing a covered NdFeB magnetic powder by depositing heavy rare earth particles or high-melting particles onto a NdFeB magnetic powder by physical vapor deposition; and performing orientation molding and sintering on the covered NdFeB magnetic powder to provide the NdFeB permanent magnetic material.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: April 19, 2022
    Assignees: BAOTOU RESEARCH INSTITUTE OF RARE EARTHS, NATIONAL ENGINEERING RESEARCH CENTRE OF RUIKE RARE EARTH METALLURGY AND FUNCTION MATERIALS CO., LTD., BAOTOU IRON & STEEL (GROUP) CO., LTD., XIAMEN INSTITUTE OF RARE-EARTH MATERIALS, BAOTOU JINSHAN MAGNETIC MATERIAL CO. LTD
    Inventors: Liangcheng Sun, Zhanfeng Yang, Zhihong Zhang, Xiaoyu Liu, Shufeng Liu, Fan Yang, Jixiang Liu, Yu Wang, Jingya Li, Fei Lu, Shupu Lou, Hui Li, Peixin Chen, Yang Bai, Yu Cheng, Feng Wang, Tiancang Zheng, Feng Xia, Caina Sun
  • Preparation method for polylactic acid grafted chitosan nanowhiskers
    Patent number: 11299584
    Abstract: Disclosed is a preparation method for polylactic acid grafted chitosan nanowhiskers, and belongs to the technical field of materials. The preparation method of the disclosure is that after lactide, a catalyst and chitosan are uniformly mixed, polymerization grafting is performed to prepare PLA-g-CS, and then the PLA-g-CS is dispersed into an alkali liquor to obtain nanowhiskers by a repeated freezing/unfreezing method, with no solvent used in a polymerization grafting process. The method has advantages that the nanowhiskers can be prepared from the PLA-g-CS without a good solvent, and the whole reaction is efficient, clean, and environmentally friendly.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: April 12, 2022
    Assignee: Jiangnan University
    Inventors: Helan Xu, Guiqing Luo, Bomou Ma, Xiuliang Hou
  • Starting material, for bulk drug or additives for drug, and bulk drug or drug using same
    Patent number: 11299587
    Abstract: The present invention provides a raw material for bulk drugs and a pharmaceutical additive which provide excellent formulation stability and excellent over-time stability of drug efficacy when used to modify a bulk drug, a polypeptide, a bioactive protein, an enzyme, and the like. The present invention relates to a raw material for bulk drugs or a pharmaceutical additive, containing: a polyether composition (A) represented by formula (1), wherein the polyether composition (A) has a unimodal molecular weight distribution, the polyether composition (A) has a ratio (Mw/Mn) of the weight average molecular weight (Mw) to the number average molecular weight (Mn) of 1.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: April 12, 2022
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Shihei Motofuji, Kenichiro Nakai, Kyosuke Michigami, Itsuka Matsumoto
  • Biphasic polymerization processes and ethylene-based polyolefins therefrom
    Patent number: 11299561
    Abstract: A continuous process for preparing an ethylene-based polyolefin, the process comprising maintaining a polymerization mixture at a temperature at or above the lower critical phase separation temperature of the polymerization mixture, while, during said step of maintaining, maintaining the polymerization mixture at steady state, where the polymerization mixture is substantially uniform in temperature, pressure, and concentration, where the polymerization mixture includes solvent, monomer including ethylene and optionally monomer copolymerizable with ethylene, a single-site catalyst system, and polymer resulting from the polymerization of the monomer, where the monomer and the polymer are dissolved in the solvent, and where the polymer is an ethylene-based polyolefin having a molecular weight distribution (Mw/Mn) of less than 2.30.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: April 12, 2022
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Gabor Kiss, Thomas T. Sun
  • Templated assembly of collagen fibers and uses thereof
    Patent number: 11299630
    Abstract: The present invention relates to a biomaterial fabrication process for the manufacture of a collagen based fabric for an aligned collagen fiber network.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: April 12, 2022
    Assignee: 3DBIOFIBR INC.
    Inventor: John Paul Frampton, IV
  • Alternating and semi-alternating poly(ester-anhydride) copolymers
    Patent number: 11299583
    Abstract: A copolymer characterized by alternating or semi-alternating ester and anhydride bonds, methods for its production and use thereof, particularly as a carrier for drug delivery, are described herein.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: April 12, 2022
    Assignee: DEXCEL PHARMA TECHNOLOGIES LTD.
    Inventors: Abraham J. Domb, Michael Grishko, Ezra Hanuka, Ron Schlinger, Tal Hagigit
  • Ethylene-vinyl alcohol copolymer composition, multilayer structure, and package
    Patent number: 11286377
    Abstract: Problem to be solved: To provide an ethylene-vinyl alcohol copolymer composition which is excellent in impact resistance even without a resin other than an ethylene-vinyl alcohol copolymer blended therein. Solution to the problem: Use an ethylene-vinyl alcohol copolymer resin composition contains: (A) an ethylene-vinyl alcohol copolymer; (B) an aliphatic carboxylic acid metal salt; and (C) a sorbic acid ester; wherein the aliphatic carboxylic acid metal salt (B) contains a metal moiety selected from the group consisting of long Periodic Table 10th to 12th element metals; wherein the sorbic acid ester (C) is present in an amount of 0.0001 to 10 ppm based on the total amount of the ethylene-vinyl alcohol copolymer (A), the aliphatic carboxylic acid metal salt (B), and the sorbic acid ester (C).
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: March 29, 2022
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventor: Ryohei Komuro
  • Aluminum-free steel alloys and methods for making the same
    Patent number: 11285529
    Abstract: Disclosed herein are TRIP (transformation induced plasticity) steel alloy thin metal strips or, stated differently, high strength, high ductility steel alloy thin metal strips formed of a composition described herein, being substantially free or free of aluminum. In being substantially free, the aluminum content is equal to or less than 0.01% by weight.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 29, 2022
    Assignee: Nucor Corporation
    Inventors: Daniel Morye Field, David C. Van Aken
  • Polyester resin, preparation method thereof, and resin molded article formed therefrom
    Patent number: 11279799
    Abstract: Provided are a polyester resin having high heat resistance and degree of crystallinity, a preparation method thereof, and a resin molded article formed therefrom, the resin molded article having superior heat resistance and mechanical strength and maintaining high transparency.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: March 22, 2022
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Su-Min Lee, Yoo Jin Lee, Kyu-Chan Han
  • Coating material composition, coatings produced therefrom and the use thereof as erosion protection
    Patent number: 11279846
    Abstract: Coating material compositions are used for producing particularly erosion-stable coatings which are used as erosion protection, in particular as edge protection for rotor blades. The composition includes a stock component and a hardener component, wherein the stock component includes at least one trifunctional polycaprolactone polyol or at least one polycarbonate diol or at least one trifunctional polycaprolactone polyol and a polycarbonate diol and the hardener component includes at least one crystallization-resistant, isocyanate-functional prepolymer.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: March 22, 2022
    Assignee: Mankiewicz Gebr. & Co. (GmbH & Co. KG)
    Inventors: Alexander Weinhold, Antje-Sybille Frey, Philipp Costa, Jochen Wehner
  • Method for producing compound having amide bond and also having alkoxysilyl group
    Patent number: 11274179
    Abstract: A production method for obtaining a compound having an amide bond and also having an alkoxysilyl group by a reaction of a compound including a carboxy group with a compound having an amino group and an alkoxysilyl group, the production method comprising: a step of conducting the reaction using a triazine-based amidating agent and under a basic condition.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: March 15, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masashi Kawamura, Kenji Ookubo, Takayuki Toyoda, Taku Shimoda
  • Nitrogen-containing compound and organic electroluminescence device including the same
    Patent number: 11271169
    Abstract: A nitrogen-containing compound and an organic electroluminescence device, the compound being represented by the following Formula 1:
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: March 8, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yuuki Miyazaki
  • Method for producing a thermoplastic molding composition comprising a styrene polymer and a lubricant and the thermoplastic molding composition
    Patent number: 11267962
    Abstract: The invention is directed to a method for producing a thermoplastic molding composition comprising at least one styrene polymer and at least one lubricant, selected from fatty acids and fatty acids derivatives, wherein the method encompasses the preparation of a master batch polymer composition, comprising at least one styrene polymer having a melt flow rate (measured according to ASTMD1238, 200° C./5 kg) in the range of 2 to 10 g/10 min; and 10 to 40% by weight, based on the master batch polymer composition, of the lubricant. In particular the styrene polymer is selected from standard polystyrenes (general purpose polystyrene (GPPS)) and high impact polystyrenes(HIPS).
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: March 8, 2022
    Assignee: INEOS STYROLUTION GROUP GMBH
    Inventor: Thomas W. Cochran
  • Water in oil emulsion automotive wax product
    Patent number: 11261347
    Abstract: An automotive wax emulsion created by a unique cold, reverse, water-in-oil (W/O) emulsion process is described herein. The emulsion is created at room temperatures under high shear in minutes. The formulation can carry various abrasive materials, shine enhancement actives, wax and lubrication components without preservatives. The formulation provides for an emulsion with unique “Quick-Break” type characteristics. When applied by hand, the emulsion breaks upon friction with the contact surface releasing the oil-soluble actives in a controlled manner that eliminates the need for electric or pneumatic machine buffing.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: March 1, 2022
    Inventor: Carroll Benford Dickens
  • Composition
    Patent number: 11254822
    Abstract: A particulate coating composition, and preferably a powder coating composition, comprising: (i) at least one polyester polymer; (ii) at least one hardener; (iii) at least 0.1 wt % of at least one metallic pigment; and (iv) at least one polyorganosiloxane.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: February 22, 2022
    Assignee: Jotun A/S
    Inventor: Mette Grorud
  • Organic light-emitting diode having alleviated luminance reduction in low dynamic range
    Patent number: 11251378
    Abstract: The present disclosure relates to an organic light-emitting diode which can operate at a low voltage with high efficiency and exhibits the effect of having an alleviated luminance reduction rate in a low dynamic range. More particularly, the organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and a charge balance control layer arranged sequentially between the first and the second electrode, wherein the light-emitting layer includes at least one of amine derivative compounds represented by the following Chemical Formula A and the charge balance control layer includes at least one of anthracene derivative compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A, B, and C are as defined in the specification.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: February 15, 2022
    Assignee: SFC CO., LTD.
    Inventors: Young-Hwan Park, Seo-Yeon Yoon, So Young Shim, Chang-Hee Lee, Dong-Won Han
  • Heterocyclic compound and organic light-emitting device including the same
    Patent number: 11251376
    Abstract: A heterocyclic compound and an organic light-emitting device including the same are provided. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode, where the organic layer may include an emission layer and at least one of the heterocyclic compound described above.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: February 15, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoyoung Lee, Junha Park, Munki Sim, Youngkook Kim, Seokhwan Hwang
  • Chlorinated poly(propylene carbonate)/biomass composite material and method for preparing the same
    Patent number: 11236230
    Abstract: The present invention provides a chlorinated poly(propylene carbonate)/biomass composite material, comprising 3 wt % to 57 wt % of a chlorinated poly(propylene carbonate); 40 wt % to 94 wt % of a biomaterial; 2 wt % to 20 wt % of a rosin or a rosin derivative; 0 wt % to 1 wt % of an antioxidant; and 0 wt % to 5 wt % of a filler, wherein a sum of amounts of all components is 100 wt %. The chlorinated poly(propylene carbonate) functions as a binder, and plays an important role in the moisture resistance of the composite material. The rosin or the rosin derivative functions as a viscosifier and a lubricant, and can also improve the moisture resistance and mechanical property of the composite material. Under the synergistic effect of the above components, the composite material obtained in the present invention is excellent in both mechanical property and moisture resistance.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: February 1, 2022
    Assignee: Changchun Institute of Applied Chemistry Chinese Academy of Sciences
    Inventors: Wei Jiang, Yunbao Gao, Xihua Cui, Jie Cui, Jingchuan Liu
  • Vinyl chloride resin composition, vinyl chloride resin molded product, and laminate
    Patent number: 11236225
    Abstract: A vinyl chloride resin composition with which an increase in surface gloss can be suppressed even in the case of repeating the molding of a vinyl chloride resin molded product using the same mold and also favorable tensile elongation and low surface stickiness can be ensured is provided. A vinyl chloride resin composition comprises: a vinyl chloride resin; a plasticizer; and a silicone oil, wherein a content of the plasticizer relative to 100 parts by mass of the vinyl chloride resin is 80 parts by mass or more, a content of the silicone oil relative to 100 parts by mass of the plasticizer is 0.01 parts by mass or more, and a predetermined weight reduction rate of the silicone oil is 7.0 mass % or less.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: February 1, 2022
    Assignee: ZEON CORPORATION
    Inventor: Shota Nishimura
  • Amphiphilic block copolymer, preparation method thereof and nanomicelle drug-loading system
    Patent number: 11225551
    Abstract: The present invention relates to an amphiphilic block copolymer represented by formula I, a preparation method thereof, and a nanomicelle drug delivery system formed from the copolymer and a poorly soluble drug. The amphiphilic block copolymer includes a hydrophilic chain segment, a hydrophobic chain segment, and a linker for linking the hydrophilic chain segment to the hydrophobic chain segment. The linker contains an unsaturated structure, which can enhance the interaction between the poorly soluble drug and the copolymer to improve the drug loading ability and stability of the nanomicelle. The invention also relates to a nanomicelle drug-loading system, a preparation method thereof, and the use of the nanomicelle drug-loading system for preparing medicines for treating tumors, inflammation, diabetes, central nervous system diseases, cardiovascular diseases, and psychological disorders.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: January 18, 2022
    Assignee: SELECTION BIOSCIENCE LLC
    Inventor: Fuyao Zhang