Patents Examined by James C. Goloboy
  • Stimuli-responsive micro-reservoirs for release of encapsulants
    Patent number: 11577212
    Abstract: This invention relates to polymer-based partially-open, hollow reservoirs in the nano-size to micro-size range that encapsulate an additive, which can be released from the reservoirs using specific event stimuli such as reduction-oxidation and voltage change, or at will, using the same stimuli. This invention also relates to method preparing such reservoirs, and for releasing the additive. This invention further relates to matrix that comprises such reservoirs and the method of preparing such matrix. This invention also relates to applications, for example in corrosion inhibition, lubrication, and adhesion, that benefit from using such a controlled release of an additive.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: February 14, 2023
    Assignee: SAS Nanotechnologies Inc.
    Inventors: Sumedh Surwade, Kalpana Madgula
  • Fiber masterbatch and melt spun fiber
    Patent number: 11572639
    Abstract: A fiber masterbatch including a polyetherimide, a polyethylene terephthalate, and a polyimide is provided. A glass transition temperature of the polyimide is between 140° C. and 170° C., a 10% thermogravimetric loss temperature of the polyimide is between 500° C. and 550° C., and when the polyimide is dissolved in N-methyl-2-pyrrolidone and a solid content of the polyimide is 15 wt %, a viscosity of the polyimide is between 80 cP and 230 cP. A melt spun fiber obtained by using the fiber masterbatch is also provided.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: February 7, 2023
    Assignee: Taiwan Textile Research Institute
    Inventors: Shang-Chih Chou, Shao-Yen Chang, Chun-Hung Lin, Yuan-Pei Liao, Yi-Cang Lai
  • Lubricating oil composition
    Patent number: 11572525
    Abstract: A lubricating oil composition may include a base oil (A), an olefin copolymer (B), and a poly(alkyl(meth)acrylate) (C), in which a weight average molecular weight of the olefin copolymer (B) is 10,000 to 80,000, a content of the olefin copolymer (B) is 0.01% to 0.23% by mass based on the total amount of the lubricating oil composition, and a content of the poly(alkyl(meth)acrylate) (C) is 0.02% to 0.40% by mass based on the total amount of the lubricating oil composition.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: February 7, 2023
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventor: Kazushi Tamura
  • Quaternary ammonium compound and fuel composition
    Patent number: 11566197
    Abstract: A quaternary ammonium compound of formula (I): wherein R0, R1, R2 and R3 is each independently an optionally substituted hydrocarbyl group; X is a linking group; R4 is an optionally substituted alkylene group; n is a positive integer; W is O? or OH; b is 1 when W is OH, and b is 2 when W is O?.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: January 31, 2023
    Assignee: Innospec Limited
    Inventors: Alan Norman Ross, Matthew Petts
  • Precursor film, substrate with plated layer, conductive film, touch panel sensor, touch panel, method for producing conductive film, and composition for forming plated layer
    Patent number: 11561631
    Abstract: The present invention provides a precursor film for producing a conductive film, the precursor film including: a substrate; and a plated layer precursor layer disposed on the substrate, in which the plated layer precursor layer includes a polyfunctional monomer, a monofunctional monomer, and a polymer which has a functional group interacting with a plating catalyst or a precursor of the plating catalyst and has a polymerizable functional group.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: January 24, 2023
    Assignee: FUJIFILM Corporation
    Inventor: Takeshi Narita
  • Compositions of dry acid polymers and uses thereof
    Patent number: 11560323
    Abstract: The present embodiments generally relate to the use of one or more polymers, e.g., one or more dry acid polymers and/or one or more dry acid polymers with salt, as flocculants, generally for treating tailings, e.g., oil sands tailings, in need of solid-liquid separation, e.g., in order to efficiently recycle water and/or to reduce the volume of tailings which may be transferred to a tailings pond and/or a dedicated disposal area.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: January 24, 2023
    Assignee: KEMIRA OYJ
    Inventors: Duane C. Wilson, Thomas Fenderson, Igal Maasen, Sukhjit Aujla
  • Rubber composition and rubber molded product
    Patent number: 11549002
    Abstract: A rubber composition includes: 100 parts by mass of a nitrile rubber (A); 10 to 300 parts by mass of a white filler (B); 0.3 to 10 parts by mass of a paraffin wax (C); and 0.5 to 5 parts by mass of a dithiocarbamic acid salt-based antioxidant (D). The nitrile rubber (A) has a content of an acrylonitrile unit of 19 to 30 mass %, and the paraffin wax (C) has a melting point of 45 to 100° C.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: January 10, 2023
    Assignee: UCHIYAMA MANUFACTURING CORP.
    Inventors: Taiga Kunii, Kazushi Sakate
  • Secondary alcohol phosphate ester
    Patent number: 11548904
    Abstract: The invention relates to a compound of following formula (I), and also to the addition salts thereof with an organic or mineral base, the solvates such as hydrates and the mixtures thereof; to the use thereof as a surfactant, wetting agent, detergent, emulsifier, dispersant, corrosion inhibitor, plasticizer, sequestering agent, ionic liquid, stabilizer, lubricant, bitumen additive, gelling agent in oils, flotation collector for ores, adjuvant in the manufacture of plastic objects, anti-static agent, additive for fertiliser coverings and for enhanced oil recovery, and also to the compositions comprising at least one compound of formula (I) and/or a salt thereof, alone or as a mixture.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: January 10, 2023
    Assignee: Arkema France
    Inventors: Juan Antonio Gonzalez Leon, Jean-Philippe Gillet, Gilles Barreto, Carl Bouret
  • Lubricant composition for industrial gearing coming into contact with food
    Patent number: 11525101
    Abstract: The invention relates to a lubricant composition comprising: at least one base oil for coming into contact with food, selected from the groups II, III or V according to the categories defined in the API classification or the equivalents thereof according to the ATIEL classification; at least one hydrogenated polyisobutylene; and at least one ester polymer.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: December 13, 2022
    Assignee: TOTAL MARKETING SERVICES
    Inventors: Marie-Noëlle Valla, Julien Benito
  • Method of producing an elastic coating and an elastic coating
    Patent number: 11525068
    Abstract: The present invention relates to a method of producing an elastic coating which is suitable for waterproofing, by using film forming onto a solid surface, textile or mesh. In this method, a dispersion which comprises i) one or more adhesives and/or coagulating aggregates, mainly in solid form, ii) one or more polymers, and iii) one or more surface-active agents, is brought into contact with a coagulator of the surface-active agent of the dispersion. The present invention also relates to a coating which is prepared by using the present method.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 13, 2022
    Assignee: Build Care Oy
    Inventor: Vesa Koponen
  • Diaryl amine antioxidants prepared from branched olefins
    Patent number: 11518732
    Abstract: Diaryl amines are selectively alkylated by reaction with branched olefins, which olefins are capable of forming tertiary carbonium ions and can be conveniently prepared from readily available branched alcohols. The diaryl amine products are effective antioxidants and often comprise a high amount of di-alkylated diaryl amines and a low amount of tri- and tetra-alkylated diaryl amines.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: December 6, 2022
    Assignee: LANXESS Corporation
    Inventor: Robert G. Rowland
  • Hydraulic fluids having biodegradable polyalkylene glycol rheology modifiers useful in subsea applications
    Patent number: 11505762
    Abstract: A composition comprising water, a glycol, and a polyalkylene glycol which has a biodegradability of at least 60% as determined using OECD 301F wherein the composition has a kinematic viscosity of at least 25 mm2/sec at 40° C. is useful as a rheology modifier, particularly in subsea applications. In some instances, the composition comprises 10 to 65 weight % water, 20 to 60 weight % of a glycol selected from ethylene glycol, diethylene glycol, triethylene glycol and tetra ethylene glycol, 10 to 40 weight % of a polyalkylene glycol, and 0 to 10% of additives based on total weight of the composition wherein the polyalkylene glycol has a—molecular weight of no more than 4000 g/mol and is characterized in that it is an oxyethylene/oxypropylene block copolymer having a weight percent of oxyethylene of at least 20% based on total weight of the copolymer.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: November 22, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventor: Martin R. Greaves
  • Lubricating oil composition
    Patent number: 11499113
    Abstract: A lubricating oil composition with high thermal stability, corrosion resistance, and extreme-pressure performance is provided. The present invention have been completed by finding that a lubricating oil composition containing a particular primary aliphatic polysulfide has excellent thermal stability and extreme-pressure performance. A lubricating oil composition containing a base oil and an additive agent, wherein an aliphatic polysulfide constitutes as an additive agent 1% to 10% by mass of the lubricating oil composition, and a primary aliphatic polysulfide constitutes 1% to 50% by mass of the aliphatic polysulfide.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: November 15, 2022
    Assignee: DIC CORPORATION
    Inventors: Hiroshi Sakata, Shuujirou Ootsuki, Takafumi Iba
  • Catalytic upcycling of polyolefins into lubricants
    Patent number: 11499110
    Abstract: A method of upcycling polymers to useful hydrocarbon materials. A catalyst with nanoparticles on a substrate selectively docks and cleaves longer hydrocarbon chains over shorter hydrocarbon chains. The nanoparticles exhibit an edge to facet ratio to provide for more interactions with the facets.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: November 15, 2022
    Assignee: UChicago Argonne, LLC
    Inventors: Gokhan Celik, Kimaya Prakash Vyavhare, Robert M. Kennedy, Ryan Hackler, Ali Erdemir, Massimiliano Delferro
  • Reinforced separator for alkaline hydrolysis
    Patent number: 11499240
    Abstract: A reinforced separator for alkaline hydrolysis includes a porous support, a first porous polymer layer contiguous with one side of the support and a second porous polymer layer contiguous with the other side of the support, characterized in that the maximum pore diameter at the outer surface of the first porous polymer layer PDmax(1) and of the second porous polymer layer PDmax(2) are different from each other and wherein a ratio between PDmax(2) and PDmax(1) is between 1.25 and 10.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: November 15, 2022
    Assignee: AGFA-GEVAERT NV
    Inventor: Willem Mues
  • Lubricating oil composition
    Patent number: 11485927
    Abstract: A lubricating oil composition includes at least one base oil selected from the group consisting of a mineral oil-based lubricating oil, a synthetic oil-based lubricating oil, and a mixed oil thereof, zinc dialkyldithiophosphate X represented by Formula (1), and an acid phosphate ester amine salt Y represented by Formula (2), in which a content PX of the X is from 0.06% by mass to 0.08% by mass in terms of phosphorus concentration with respect to a total mass of the lubricating oil composition, and a content PY of the Y is from 0.015% by mass to 0.025% by mass in terms of phosphorus concentration with respect to the total mass of the lubricating oil composition.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: November 1, 2022
    Assignee: Cosmo Oil Lubricants Co., Ltd.
    Inventors: Takuma Saito, Koichi Sakamoto, Naoki Asami, Atsushi Akamatsu
  • Lubricous silicone
    Patent number: 11485925
    Abstract: A method for making an insertable or implantable medical device including a lubricous coating on a silicone substrate includes treating the silicone substrate with an atmospheric plasma at about atmospheric pressure, the atmospheric plasma formed from a noble gas; applying a solution directly to the treated silicone substrate, the solution including a thermoplastic polyurethane; and heating the silicone substrate and the applied solution to form the lubricous coating on the silicone substrate.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: November 1, 2022
    Assignee: Cardiac Pacemakers, Inc.
    Inventors: Danielle Frankson, Joel T. Eggert, Poorva Rajguru, Kate Jensen
  • Method for applying thermally conductive composition on electronic components
    Patent number: 11485861
    Abstract: A method for forming thermally conductive composition on electronic components comprises three steps, (I) preparing a silicone composition comprising (A) a polyorganosiloxane, (B) a thermally conductive filler and (C) a catalyst, (II) applying the silicone composition on an electronic component of electronic devices, the electronic component generates heat when the electronic devices are working and (III) curing the silicone composition by heat generated by the electronic component.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: November 1, 2022
    Assignee: Dow Silicones Corporation
    Inventors: Peng Wei, Fengyi Su, Yan Zheng, Dorab Bhagwagar, Debo Hong, Danhuan Ma, Junmin Zhu
  • Isolation of extracellular vesicles (EVs) from biological fluid samples
    Patent number: 11484816
    Abstract: The invention relates to compositions and methods for isolating extracellular vesicles (EVs) from a biological fluid sample. The compositions and methods of the invention are based on the combination of a polycation with an extracellular matrix forming polymer. Extracellular vesicles (EVs) are isolated from biological fluids such as blood, serum, plasma, saliva, urine or cerebrospinal fluid, or from the conditioned medium of a cell culture, such as an adult stem cell culture. The use of the isolation methods and compositions of the invention results in a higher EVs recovery, enrichment in exosomes, simplicity, cost-effectiveness, and in the isolation of EVs that retain their biological activities in vitro.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: November 1, 2022
    Assignee: UNICYTE EV AG
    Inventors: Maria Chiara Deregibus, Federico Figliolini, Ciro Tetta, Giovanni Camussi
  • Lubricant composition
    Patent number: 11473030
    Abstract: The present invention relates to a lubricating oil composition containing: (A) a poly-?-olefin base oil obtained by using a metallocene catalyst; (B) a mineral oil-based base oil exhibiting a distillation curve with a temperature gradient ?|Dt| of distillation temperature between two points 2.0 vol % and 5.0 vol % of distillation amount being 6.8° C./vol % or less; and (C) an ester-based base oil in an amount of 6% by mass or more based on a total amount of the composition.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: October 18, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Takuya Ono, Sho Yokoyama