Patents Examined by Terressa Boykin
  • Patent number: 11220600
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: January 11, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
  • Patent number: 11220589
    Abstract: A method of decreasing aldehyde content in polymeric materials, for example in bottles comprising polyethylene terephthalate, uses a compound (A) which comprises first, second and third fragments which comprise a moiety Formula A) (A) and a moiety. (Formula B) NH (B).
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: January 11, 2022
    Assignee: ColorMatrix Holdings, Inc.
    Inventors: Adrian Carmichael, Andrew Overend, Matthew Jackson, Steven Tattum
  • Patent number: 11203664
    Abstract: Provided is a polycarbonate-based resin composition, including: 50 mass % or more to 99 mass % or less of a polycarbonate-based resin (S) containing 0.1 mass % or more to 100 mass % or less of a polycarbonate-polyorganosiloxane copolymer (A), which contains a polycarbonate block (A-1) formed of a specific repeating unit and a polyorganosiloxane block (A-2) containing a specific repeating unit, and 0 mass % or more to 99.9 mass % or less of an aromatic polycarbonate-based resin (B) except the polycarbonate-polyorganosiloxane copolymer (A); 1 mass % or more to 50 mass % or less of a polyester-based resin (C); and 0.001 part by mass or more to 1 part by mass or less of an amide compound (D) with respect to 100 parts by mass of a total amount of the polycarbonate-based resin (S) and the polyester-based resin (C).
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: December 21, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Yasuhiro Ishikawa
  • Patent number: 11198758
    Abstract: Aromatic polyester particles which are formed from an aromatic polyester having a flow starting temperature of 400° C. or higher and have a circularity of a projected image of 0.80 or more and 1.00 or less.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: December 14, 2021
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Kazuyuki Ito, Tomohiro Sato, Yuzuru Saitou
  • Patent number: 11198759
    Abstract: The present invention provides a polycarbonate copolymer having low specific gravity and high surface hardness.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: December 14, 2021
    Assignee: TEIJIN LIMITED
    Inventors: Hideyuki Tsunemori, Kenta Imazato, Katsuhiro Yamanaka
  • Patent number: 11193009
    Abstract: Provided is a method for increasing the melt strength and/or low shear viscosity of a polyethylene resin. The method includes: a) providing a polyethylene composition including the reaction product of ethylene and optionally, one or more alpha-olefin comonomers, wherein the polyethylene composition is characterized by the following properties: a density ranging from 0.900 g/cm3 to 0.970 g/cm3, a molecular weight distribution (Mw/Mn) ranging from 2.6 to 3.5, and from 0.10 to 0.27 vinyl groups per 1,000 total carbon atoms; b) providing a masterbatch composition including a free radical generator and a polyethylene resin, wherein the free radical generator has a half-life at 220° C. of less than 200 seconds, and a decomposition energy higher than ?250 kJ/mol, and wherein the polyethylene resin has a density ranging from 0.900 g/cm3 to 0.970 g/cm3, melt index ranging from 0.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: December 7, 2021
    Assignees: Dow Global Technologies LLC, PBBPolisur S.R.L.
    Inventors: Surya Ssubramaniam, Mehmet Demirors, Teresa P. Karjala, Jorge C. Gomes, Guillermo A. Raimondi, Davidson Lütkenhaus, Marie De Luján Tricotti
  • Patent number: 11193001
    Abstract: A treatment plant (1) transforms a material containing PET in flakes (2) into a depolymerized material (3). The plant includes a first treatment unit (10) having a first material inlet (11) for feeding the material containing PET in flakes (2), a first unit outlet (12) for outputting a semi-finished material of molten PET (4). A first unit path (14) extends between the first unit inlet (11) and the first unit outlet (12). A compression and mixing device (20) is arranged along the first unit path (14). An injection device (30) for injecting a treatment liquid (31) leads to an injection point (32) along the first unit path (14).
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: December 7, 2021
    Assignee: GREEN UNION S.r.l.
    Inventors: Micaela Lorenzi, Ferdinando Passoni
  • Patent number: 11180609
    Abstract: In one aspect, the present invention encompasses compositions of sustainable polycarbonate polymers, methods of producing such polymers, and methods for evaluating whether certain constituents of a polymer chain are derived from biomass or a fossil carbon source.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: November 23, 2021
    Assignee: Saudi Aramco Technologies Company
    Inventor: Jay J. Farmer
  • Patent number: 11180629
    Abstract: Systems and methods are provided that involve a subcritical water reaction to recycle the cellulose and polyester components of waste cotton and cotton/polyester blend textiles that would otherwise be discarded or disposed of. Specifically, the disclosed methods provide for treatment of the waste textiles to produce advanced materials including cellulose and terephthalic acid (TPA) with a low environmental impact. The cellulose and TPA that are produced are of a high quality allowing for production of regenerated cellulose and regenerated polyethylene terephthalate (PET) suitable for fiber spinning and textile applications.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: November 23, 2021
    Assignee: Circ, LLC
    Inventors: Florin G. Barla, Todd Showalter, Hsun-Cheng Su, Jeremy Jones, Iulian Bobe
  • Patent number: 11174341
    Abstract: The present invention is directed to a series of lactic acid ester polymers that are effective in making uniform films. In addition to their film forming ability, these lactic acid polyesters provide unique solubility and esthetics in cosmetic formulations, they are far more hydrophobic than other citrate ester polymers previously disclosed.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: November 16, 2021
    Inventor: Thomas O'Lenick
  • Patent number: 11174576
    Abstract: A type of easy-to-dye degradable polyester FDY and preparing method thereof are disclosed. The method for preparing an easy-to-dye degradable polyester FDY is to prepare a modified polyester FDY from a modified polyester melt with FDY process; wherein the material is a modified polyester; wherein the modified polyester has a molecular chain structure composed of terephthalic acid segments, ethylene glycol segments, 2,2,3,4,5,5-hexamethyl-3,4-hexanediol segments and tert-butyl branched heptanediol segments; wherein the modified polyester is dispersed by solid heteropolyacid powder calcined at a 400˜700° C. temperature. The preparing method has a simple process, modifying the polyester through solid heteropolyacid, tert-butyl branched heptanediol and 2,2,3,4,5,5-hexamethyl-3,4-hexanediol, which increases the hydrolysis rate of the polyester, improves the dyeing performance and prepares products with excellent mechanical properties.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: November 16, 2021
    Assignee: JIANGSU HENGLI CHEMICAL FIBRE CO., LTD.
    Inventors: Hongwei Fan, Fangming Tang, Shanshui Wang
  • Patent number: 11174381
    Abstract: The present invention provides a resin composition for molding that can provide a molded body having excellent heat resistance and excellent mechanical properties as well as high surface smoothness. The present invention also provides a molded body and a pipe each including the resin composition for molding. Provided is a resin composition for molding containing: a chlorinated polyvinyl chloride; a thermal stabilizer; and an impact resistance modifier, the chlorinated polyvinyl chloride having a chlorine content of 63 to 72% by mass, the thermal stabilizer containing a calcium-containing compound and a zinc-containing compound, the resin composition containing the thermal stabilizer in an amount of 0.4 to 10.0 parts by mass and the impact resistance modifier in an amount of 1.0 to 10.0 parts by mass relative to 100 parts by mass of the chlorinated polyvinyl chloride.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: November 16, 2021
    Assignees: SEKISUI CHEMICAL CO., LTD., TOKUYAMA SEKISUI CO., LTD.
    Inventors: Hiroshi Taniguchi, Hiroaki Mochizuki
  • Patent number: 11174343
    Abstract: The present disclosure relates to a composition that includes where A includes at least one of a carbon-carbon bond or a bridging group, R includes between 0 and 4 of a first hydrocarbon, and n is between 2 and 3,000. In some embodiments of the present disclosure, the bridging group may include a linear hydrocarbon chain and/or a branched hydrocarbon chain. In some embodiments of the present disclosure, the bridging group may include between 1 and 10 carbon atoms.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: November 16, 2021
    Assignee: Alliance for Sustainable Energy, LLC
    Inventors: Nicholas Rorrer, Gregg Tyler Beckham, Caroline Bradshaw Hoyt, Jared Jon Anderson
  • Patent number: 11168196
    Abstract: According to an example aspect of the present invention, there is provided a method of separating cellulose and polyester from a material comprising a blend of cellulose and polyester, said method comprising the steps of mixing the material comprising a blend of cellulose and polyester with a first portion of superbase-based ionic liquid to dissolve a first portion of cellulose and form a first cellulose solution and a first residue comprising polyester, removing the first residue comprising polyester from the first cellulose solution, and directing the first cellulose solution to one or more further processing steps.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: November 9, 2021
    Assignee: Aalto University Foundation sr
    Inventors: Simone Haslinger, Michael Hummel, Herbert Sixta
  • Patent number: 11168209
    Abstract: Provided is a resin mixture containing two kinds of polycarbonate particles having different weight average molecular weights, wherein a melt flow rate (MFR-1) of a blended material of the polycarbonate particles and a melt flow rate (MFR-2) of a kneaded material of the polycarbonate particles satisfy the following relation (1), Relation (1): MRF-2<MRF-1, provided that MRF-1 and MRF-2 are measured using a melt flow rate (MRF) measuring apparatus under conditions of a temperature 300° C. and a load of 1.2 kg.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: November 9, 2021
    Assignee: KONICA MINOLTA, INC.
    Inventors: Toshio Tsukamoto, Yasuharu Saita
  • Patent number: 11161960
    Abstract: A method for rotary die cutting. The method may include providing, to an accumulator, an input comprising a melt. The method may include processing, by the accumulator utilizing a set of rolls, the melt to form a sheet of material. The method may include providing, from the accumulator, the sheet of material to a dandy roll. The method may include providing, from the dandy roll, the sheet of material to a rotary die. The method may include cutting, by the rotary die, a product from the sheet of material. The method may include providing, from the rotary die, the product to a stacker.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: November 2, 2021
    Assignee: OCTAL SAOC FZC
    Inventors: Tarun Joshi, Muteeb Siddiqui, Klaus Haarmann, Jerry Bradnam, Sean Brown, Mohammed Razeem, William J. Barenberg, Nicholas P. Barakat
  • Patent number: 11161935
    Abstract: The present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising: reacting glycerine carbonate with an anhydride to form an Adduct (A); and, reacting said Adduct (A) with at least one polyepoxide compound to form said cyclic carbonate functional polyester (CC-PES). More particularly, the present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising the stages: A) reacting glycerine carbonate with an anhydride to form an Adduct (A); B) providing a polycarboxylic acid; C) reacting said polycarboxylic acid with at least one diglycidyl ether to form an epoxy functional polyester; and, D) reacting said epoxy functional polyester with said Adduct (A) to form said cyclic carbonate functional polyester.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: November 2, 2021
    Assignee: Henkel AG & Co. KGaA
    Inventors: Miguel Paradas-Palomo, Sonia Flores-Penalba, José Garcia-Miralles, Hans-Georg Kinzelmann, Rosa Maria Sebastián Pérez, Jorge Marquet Cortés, Jorge Aguilera Corrochano, Federica Arioli
  • Patent number: 11155747
    Abstract: The disclosure pertains to amphiphilic block copolymers comprising an aliphatic polycarbonate chain coupled to a hydrophilic polymer. Such amphiphilic polymers may have the formula A-L-B, where A- is a polycarbonate or polyethercarbonate chain having from about 3 to about 500 repeating units, L is a linker moiety and -B is a hydrophilic oligomer having from about 4 to about 200 repeating units. Provided copolymers are useful as surfactants capable of emulsifying aqueous solutions and supercritical carbon dioxide. Provided copolymers also have utility as additives for use in enhanced oil recovery methods.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: October 26, 2021
    Assignee: Saudi Aramco Technologies Company
    Inventors: Scott D. Allen, Chris A. Simoneau, John M. Salladay, David M. Hatfield, John W. Stevens
  • Patent number: 11155691
    Abstract: Embodiments relate to a process for regenerating a polyester container and a polyester film to be used therein, which not only solve the environmental problems by improving the recyclability of polyester containers, but also are capable of enhancing the quality, yield, and productivity. The process for regenerating a polyester container comprises providing the polyester container and a heat-shrunken polyester film that wraps at least part of the polyester container; crushing the polyester container and the heat-shrunken film to obtain flakes; and thermally treating the flakes to produce regenerated polyester chips, wherein when the flakes are thermally treated at a temperature of 200° C. to 220° C.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: October 26, 2021
    Assignees: SKC CO., LTD., SKC INC.
    Inventors: Chul Kyu Kim, Yongdeuk Kim, Joo Ho Yang
  • Patent number: 11149116
    Abstract: The present invention relates to a process for producing a polycarbonate from a diphenol or two or more different diphenols and a carbonyl halide by the interfacial process. It is a feature of the process according to the invention that it is carried out on the basis of a chlorohydrocarbon or a mixture of a mixture of two or more chlorohydrocarbons using an organic solvent. An organic solvent is also provided.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: October 19, 2021
    Assignee: COVESTRO DEUTSCHLAND AG
    Inventors: Jan Heijl, Erik Sluyts, Xiaoxin Yao