Patents Examined by Irina S. Zemel
  • Patent number: 11407873
    Abstract: The present disclosure provides a foamable composition containing (A) a high density polyethylene (HDPE); (B) a low density polyethylene (LDPE); (C) a peroxide-modified HDPE; and (D) a nucleator. The present disclosure also provides a process for making a foam composition. Additionally, the present disclosure provides a foam formed from a foamable composition, and a cable with an insulation layer containing the foam.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: August 9, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Jiawen Xiong, Gangwei Sun, Mohamed Esseghir, Hongyu Chen, Jeffrey M. Cogen, Yi Zhang
  • Patent number: 11395805
    Abstract: The presently disclosed subject matter provides methods for continuously generating uniform polyelectrolyte complex (PEC) nanoparticles comprising: flowing a first stream comprising one or more water-soluble polycationic polymers at a first variable flow rate into a confined chamber; flowing a second stream comprising one or more water-soluble polyanionic polymers at a second variable flow rate into the confined chamber; and impinging the first stream and the second stream in the confined chamber until the Reynolds number is from about 1,000 to about 20,000, thereby causing the one or more water-soluble polycationic polymers and the one or more water-soluble polyanionic polymers to undergo a polyelectrolyte complexation process that continuously generates PEC nanoparticles. Compositions produced from the presently disclosed methods and a device for producing the compositions are also disclosed.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: July 26, 2022
    Assignee: The Johns Hopkins University
    Inventors: Hai-Quan Mao, Jose Luis Santos, Yong Ren, John-Michael Williford
  • Patent number: 11396001
    Abstract: The present invention relates to a process for the preparation of formaldehyde-free organic-inorganic microcapsules, comprising a hydrophobic active ingredient-based core, preferably a perfume or a flavour, and a shell comprising inorganic particles consisting of non-chemically surface modified inorganic particles. Microcapsules obtained by said process are also an object of the invention. Consumer products comprising said capsules, in particular perfumed consumer products in the form of home care or personal care products, are also part of the invention.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: July 26, 2022
    Assignee: Firmenich SA
    Inventors: Yongtao Wu, Lahoussine Ouali
  • Patent number: 11390733
    Abstract: A compound suitable for use in producing articles including foamed articles can include 100 parts per hundred rubber (phr) of a branched ethylene propylene diene monomer (EPDM) elastomer comprising 35 wt % to 70 wt % ethylene derived units, 20 wt % to 64 wt % propylene derived units, and 1 wt % to 10 wt % diene derived units, wherein the EPDM elastomer has a Mooney viscosity (ML) (1+4) at 125° C. of 30 MU to 120 MU, a corrected Mooney relaxation area (cMLRA) at 80 ML of 300 MU·sec to 1000 MU·sec, and long chain branching (LCB) g? (vis) of 0.80 to 1.0; 75 phr to 200 phr of a filler; 25 phr to 125 phr of a processing oil; 5 phr to 50 phr of a curative, and optionally 0.1 phr to 25 phr of a foaming agent.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: July 19, 2022
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Narayanaswami Dharmarajan, Zhifeng Bai, Andy H. Tsou, Rhutesh K. Shah, John R. Hagadorn
  • Patent number: 11390776
    Abstract: The present invention relates to a composition suitable as (meth)acrylic adhesive composition comprising a multistage polymer in form of polymeric particles and a (meth)acrylic polymer, its process of preparation, and its use. In particular the present invention relates to a structural (meth)acrylic adhesive composition comprising a multistage polymer in form of polymeric particles made by a multistage process and a (meth)acrylic polymer, its process of preparation and its use. More particularly the present invention relates to structural (meth)acrylic adhesive composition made from a two part composition comprising a multistage polymer in form of polymeric particles made by a multistage process and a (meth)acrylic polymer, its process of preparation, and its use.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: July 19, 2022
    Assignee: Arkema France
    Inventors: Philippe Hajji, Rosangela Pirri, Rabi Inoubli, Guillaume Michaud
  • Patent number: 11382387
    Abstract: Provided is a shoe sole member partially or entirely formed by a crosslinked foam, wherein the crosslinked foam shows specific results of pulsed NMR measurement.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: July 12, 2022
    Inventors: Junichiro Tateishi, Takashi Yamade
  • Patent number: 11384216
    Abstract: A process for forming voided latex particles is improved by combining swelling and polymerization of an outer shell into a single step. The process includes contacting multi-stage emulsion polymer particles comprising a core, at least one intermediate shell, with a swelling agent, and polymerizing an outer shell after said contacting with swelling agent wherein the core and the at least one intermediate shell are contacted with swelling agent in the presence of less than 0.5% monomer based on the weight of the multi-stage emulsion polymer particles, and substantially all of the swelling occurs during polymerization of the outer shell.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: July 12, 2022
    Assignee: Arkema Inc.
    Inventors: Lily Liu, Wayne Devonport, Daniel Edward Stark, Sr., Matthew F. Boudreaux
  • Patent number: 11384233
    Abstract: The present disclosure relates to polypropylene-based and polyethylene-based polyolefin compositions having improved impact properties. In at least one embodiment, a polyolefin composition includes an ethylene polymer, a propylene polymer, a propylene-based elastomer, and an ethylene-based plastomer. Compositions of the present disclosure can have one or more of: a Notched Charpy impact strength at 23° C. of 8 kJ/m2 or greater, a Notched Izod Impact Strength at 23° C. of 6 ft-lb/in. or greater, an Unnotched Izod impact strength at 23° C. of 10 ft-lb/in. or greater, and a portion of the composition having a submicron domain content of 50% or greater per mm2.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: July 12, 2022
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventor: Lauren P. Bram
  • Patent number: 11377532
    Abstract: A thermally expandable composition, including at least one epoxy-functional polymer, at least one thermoplastic polymer, at least one chemical blowing agent, and at least one activator, wherein the epoxy-functional polymer is present in the composition before expansion with an amount of between 30 and 75 wt.-%, based on the total composition, and the epoxy-functional polymer includes at least 300 mmol epoxy groups per kg polymer, and wherein the chemical blowing agent is able to form at least one reaction product with at least two amino groups upon thermal decomposition, and the chemical blowing agent is in the composition before expansion with an amount of between 5 and 30 wt.-%, based on the total composition.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: July 5, 2022
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Geng Lin, Leslie Wolschleger, Nicolae Bordeanu
  • Patent number: 11377514
    Abstract: A combined sealing member is provided that includes a composition comprising two or more polyolefin elastomers selected from the group consisting of a dense, a micro-dense and a dynamic silane-crosslinked polyolefin elastomer having a respective density of less than 0.90 g/cm3, less than 0.70 g/cm3, and less than 0.60 g/cm3. The combined sealing member exhibits a compression set of from about 5.0% to about 35.0%, as measured according to ASTM D 395 (22 hrs @ 70° C.).
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: July 5, 2022
    Assignee: COOPER-STANDARD AUTOMOTIVE, INC.
    Inventors: Krishnamachari Gopalan, Robert J. Lenhart, Gending Ji, Roland Herd-Smith
  • Patent number: 11370904
    Abstract: The invention relates to a process for producing a polypropylene composition by sequential polymerization the polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high level of optical properties.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: June 28, 2022
    Assignee: BOREALIS AG
    Inventors: Jingbo Wang, Markus Gahleitner, Elisabeth Potter, Jani Aho, Klaus Bernreitner, Luc Monnissen, Meta Cigon
  • Patent number: 11365302
    Abstract: The invention relates to a liquid formulation for foaming a thermoplastic polystyrene, said formulation comprising a) a liquid carrier; and b) at least one endothermic chemical blowing agent selected from the group consisting of dicarboxylic acids, tricarboxylic acids, salts of dicarboxylic acids, salts of tricarboxylic acids, esters of dicarboxylic acids and esters of tricarboxylic acids.
    Type: Grant
    Filed: February 20, 2017
    Date of Patent: June 21, 2022
    Assignee: Clariant Plastics & Coatings Ltd
    Inventors: Karen-Alessa Wartig, Mirco Gröseling, Tim Van Den Abbeele, Patrick Kohnke, Rinaldo Montani
  • Patent number: 11359095
    Abstract: The biodegradable composite insulation material is made from date palm leaf fibers and powdered okra. The date palm leaf fibers have a concentration of between 50 wt % and 90 wt % of the biodegradable composite insulation material, and the powdered okra has a concentration of between 10 wt % and 50 wt % of the biodegradable composite insulation material. The biodegradable composite insulation material is prepared by mixing date palm leaf fibers and powdered okra, in the above concentrations, to form a mixture. This mixture is then wetted with water, added to a mold, and heated under pressure to form a compressed article. The compressed article is then dried to form the biodegradable composite insulation material.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: June 14, 2022
    Assignee: UNITED ARAB EMIRATES UNIVERSITY
    Inventors: Basim Abu-Jdayil, Waleed Khalil Ahmed, Amged Elhassan, Mohsin Raza
  • Patent number: 11359077
    Abstract: A tire has an outer sidewall, said outer sidewall comprising at least one composition based on an elastomeric matrix comprising: one or more thermoplastic elastomers comprising at least one elastomer block and at least one thermoplastic block, the elastomer block(s) not denoting one or more polyisobutylene blocks; and one or more synthetic diene elastomers selected from butadiene polymers having a glass transition temperature of less than or equal to ?50° C.; said composition comprising at least one crosslinking system and one or more reinforcing fillers.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: June 14, 2022
    Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventor: Christophe Chouvel
  • Patent number: 11339267
    Abstract: Green, fast and easy evaporating organic solvent for use as a lubricant in the processing of polytetrafluoroethylene (PTFE) and expanded polytetrafluoroethylene (ePTFE) products and processes of using the solvents to fabricate the products are disclosed herein. The products can be used in the field of bio- and medical applications, such as for use in vascular grafts, cardiovascular and soft tissue patches, facial implants, surgical sutures, and endovascular prosthesis, and for any products known in the aerospace, electronics, fabrics, filtration, industrial and sealant arts.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: May 24, 2022
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Lih-Sheng Turng, Yiyang Xu, Yu-Jyun Lin, Dong-Fang Wang
  • Patent number: 11339277
    Abstract: A polymer composition comprising a blend of two or more high density polyethylenes: (A) a first high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 0.25 g/10 min or less; and (B) a second high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 1.0 g/10 min to 20 g/10 min; wherein said polymer composition has an MFR2 of 0.25 to 15 g/10 min and wherein the components (A) and (B) combined form at least 91 wt % of said polymer composition.
    Type: Grant
    Filed: November 23, 2017
    Date of Patent: May 24, 2022
    Assignees: ABU DHABI POLYMERS COMPANY LIMITED (BOROUGE) L.L.C., BOREALIS AG
    Inventors: Katja Klimke, Andrey Buryak, Ashish Kumar
  • Patent number: 11338265
    Abstract: The present invention relates to a method for the preparation of microparticles and solid microcapsules comprising the following steps: a) the addition, with stirring, of composition C?2 in a composition C3, the compositions C?2 and C3 not being miscible with each other, the composition C?2 being either a monophasic composition C2 or an emulsion (E1) comprising drops of a composition C1, comprising at least one active ingredient, dispersed in a polymeric composition C2, the compositions C1 and C2 not being miscible in each other, the viscosity of composition C3 being greater than 10,000 mPa·s at 25° C. at a shear rate of s?1 and being less than 10,000 mPa·s at 25° C. at a shear rate of between 100 s?1 and 100,000 s?1, wherein an emulsion (E2) is obtained b) applying shear to the emulsion (E2), the applied shear rate being less than 1000 s?1, wherein an emulsion (E3) is obtained; and c) the polymerization of the composition C?2.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: May 24, 2022
    Assignee: CALYXIA
    Inventors: Jamie Walters, Damien Demoulin
  • Patent number: 11339266
    Abstract: A composition for forming a foamed silicone elastomer is disclosed. The composition comprises: A) an organopolysiloxane having at least two silicon-bonded ethylenically unsaturated groups per molecule; B) an organohydrogensiloxane having at least two silicon-bonded hydrogen atoms per molecule; C) a hydrosilylation catalyst; D) a chemical blowing agent; and E) a physical blowing agent. The hydrosilylation catalyst C) is present in a catalytically effective amount. The chemical blowing agent D) has at least one hydroxyl (OH) group, and is present in an amount to provide a OH content >0 and <500 parts per million (ppm). The physical blowing agent E) undergoes a phase change from a liquid to a gaseous state during exposure to atmospheric pressure and a temperature ?0° C. The blowing agents D) and E) are different from one another. A foamed silicone elastomer, and methods of forming the composition and foamed silicone elastomer are also disclosed.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: May 24, 2022
    Assignees: DOW SILICONES CORPORATION, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Adam H. Broderick, Douglas A. Brune, Jarred Cramton, Mark D. Fisher, Jody J. Henning, Mark F. Sonnenschein, Kai Su, Benjamin L. Wendt
  • Patent number: 11331839
    Abstract: Technologies are described for a method of making an encapsulated reactant having a desired shape or size. The method comprises providing solid reactant particles and an encapsulating material. The encapsulating material is heated above its solidification temperature to form a molten, semi-solid, or liquid encapsulating material. The solid reactant particles are added to the molten, semi-solid, or liquid encapsulating material and mixed to disperse the solid reactant particles in the encapsulating material and form a mixture. The mixture may be extruded or formed into the desired shape or size of the encapsulated reactant, or the mixture may be solidified and extruded, granulated, shredded, ground, or pressed into the desired shape or size.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: May 17, 2022
    Assignee: SPECIALTY EARTH SCIENCES, LLC
    Inventors: Lindsay Swearingen, Jason Swearingen
  • Patent number: 11332603
    Abstract: The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (HECO1) having an intrinsic viscosity (IV) of the xylene soluble fraction (XCS) above 3.5 dl/g, an inorganic filler (F) and a nucleating agent (NU) being a dicarboxylic acid and/or a salt thereof. Further, the present invention is directed to the use of said polypropylene composition (C) for the production of a foamed article as well as a foamed article comprising said polypropylene composition (C). The present invention is also directed to the use of a nucleating agent (NU) being dicarboxylic acid and/or a salt thereof for the reduction of tigerskin of a polypropylene composition.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: May 17, 2022
    Assignee: BOREALIS AG
    Inventors: Daniela Mileva, Susanne Kahlen, Georg Grestenberger, Anton Sageder, Christof Wurnitsch, Anna Hartl, Patrick Rover, Erwin Pirklbauer