Patents Examined by Francis C Campanell
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Patent number: 11827589Abstract: Methods of converting isobutylene to C5+ compounds. The methods may include contacting isobutylene with a skeletal isomerization catalyst to provide a mixture of C4 olefins, and then contacting the mixture of C4 olefins with a metathesis catalyst to convert the mixture of C4 olefins to a product mixture. The product mixture may include C5+ olefins.Type: GrantFiled: September 23, 2022Date of Patent: November 28, 2023Assignee: Lyondell Chemical Technology, L.P.Inventors: Linn Fang, Daniel F. White, Lei Zhang
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Patent number: 11807826Abstract: The present disclosure relates to methods and compositions for making bio-based, biodegradable, and non-bioaccumulating lubricating base oils generated by esterifying alkoxylated polyols (average alkoxylation ?3) with long-chain (?C14) saturated and unsaturated fatty acids (FA) or fatty acids modified using industry recognized techniques.Type: GrantFiled: December 16, 2021Date of Patent: November 7, 2023Assignee: Universtiy of South CarolinaInventors: Zachary Hunt, Peter Gennaro, Jeffrey R. DiMaio, Benjamin Bergmann
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Patent number: 11807824Abstract: A fuel additive composition comprising an anthocyanidin; an amino acid; and a catalyst. The anthocyanidin may comprise delphinidin chloride. The amino acid may comprise aspartic acid, leucine acid, glutamic acid, a non-natural amino acid, or a combination thereof. Embodiments of the present invention also relate to a method for making of fuel additive, the method comprising: providing an anthocyanidin; contacting the anthocyanidin with an amino acid to form an anthocyanidin-amino acid mixture; contacting the anthocyanidin-amino acid mixture with a catalyst. The method may further comprise contacting the anthocyanidin-amino acid mixture with ethanol and/or an acid. The method may further comprise adjusting the pH of the anthocyanidin-amino acid mixture to less than 7.Type: GrantFiled: January 31, 2023Date of Patent: November 7, 2023Inventor: Clifton Ray Taylor
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Patent number: 11807610Abstract: A process for removing heavy polycyclic aromatic contaminants from a hydrocarbon stream using a quinolinium ionic liquid is described. The process includes contacting the hydrocarbon stream comprising the contaminant with a hydrocarbon-immiscible quinolinium ionic liquid to produce a mixture comprising the hydrocarbon and a hydrocarbon-immiscible quinolinium ionic liquid comprising at least a portion of the removed contaminant; and separating the mixture to produce a hydrocarbon effluent having a reduced level of the contaminant and a hydrocarbon-immiscible quinolinium ionic liquid effluent comprising the hydrocarbon-immiscible quinolinium ionic liquid comprising at least the portion of the removed contaminant.Type: GrantFiled: February 8, 2022Date of Patent: November 7, 2023Assignee: CHEVRON U.S.A. INC.Inventors: Saleh Ali Elomari, Huping Luo, Timi Pravin Singa
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Patent number: 11795412Abstract: A gear fluid composition for lubricating a driveline including a combination of short-chain polysulfide and long-chain polysulfide extreme pressure agents to minimize sulfur loss and to maintain high extreme pressure performance.Type: GrantFiled: March 3, 2023Date of Patent: October 24, 2023Assignee: AFTON CHEMICAL CORPORATIONInventors: David Edwards, Helen Ryan
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Patent number: 11781086Abstract: A lubricating oil composition comprises an amide and at least one additive. A lubricating grease composition comprises a liquid amide, a thickener comprising a metal soap, and at least one additive. The amide in each composition is the reaction product of a secondary, branched amine and a carboxylic acid. The carboxylic acid may be a monocarboxylic acid or a dicarboxylic acid, including dimer acid. The amide is hydrolytically stable, and may be used to increase the hydrolytic stability of the lubricant oil or grease composition. Alternatively, the amide may be used to increase the additive solubility or detergency of the lubricant oil or grease composition.Type: GrantFiled: August 27, 2021Date of Patent: October 10, 2023Assignee: EQUUS UK TOPCO LTDInventors: Claire Anne Ward, Alexei Nikolaevich Kurchan
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Patent number: 11781084Abstract: The present invention provides: an oil agent additive that is easily soluble in an oil agent and is outstandingly effective in reducing the friction coefficient; and an oil agent composition that contains the oil agent additive. This oil agent additive contains at least one compound represented by a Chemical Formula (1). (In the formula: R1 and R2 are each an aliphatic hydrocarbon group with a carbon number of 1-33; the total carbon number of R1 and R2 is 2-34; X is a single bond or an aliphatic hydrocarbon group with a carbon number of 1-5; and A is —O—CH2—CH(OH)—CH2OH or —O—CH(—CH2—OH)2.Type: GrantFiled: May 28, 2020Date of Patent: October 10, 2023Assignee: KAO CORPORATIONInventors: Shogo Kamenoue, Hiroshi Hori, Takashi Wakasa, Shunsuke Koriki
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Patent number: 11773341Abstract: Disclosed is a lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 2 to about 50 mm2/s; (b) a hydrocarbyl succinimide dispersant; (c) a borated hydrocarbyl succinimide dispersant; and (d) a hydrocarbyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof.Type: GrantFiled: June 18, 2019Date of Patent: October 3, 2023Assignee: CHEVRON ORONITE COMPANY LLCInventors: Claire Chommeloux, Alexander Boffa
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Patent number: 11767489Abstract: A fluid includes a base stock and one or more additives. The base stock has a viscosity index of at least 80, and either a kinematic viscosity at 40° C. of at least 320 cSt or a kinematic viscosity at 100° C. of at least 14 cSt. The base stock includes greater than or equal to about 90 wt % saturates, less than or equal to about 10 wt % aromatics, and a sum of terminal/pendant propyl groups and terminal/pendant ethyl groups of at least 1.7 per 100 carbon atoms. The fluid has a thermal conductivity measured according to ASTM D7896 at 140° C. of 0.12 W/m·K or greater.Type: GrantFiled: May 17, 2021Date of Patent: September 26, 2023Assignee: Exxon Mobil Technology and Engineering CompanyInventors: Abigail R. Van Wassen, Andrew E. Taggi, Percy R. Kanga
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Patent number: 11760943Abstract: A process for upgrading a hydrocarbon feed includes contacting the hydrocarbon feed with steam in the presence of a cracking catalyst in a steam catalytic cracking reactor at reaction conditions sufficient to cause at least a portion of hydrocarbons in the hydrocarbon feed to undergo one or more cracking reactions to produce a steam catalytic cracking effluent comprising light olefins, light aromatic compounds, or both, where the cracking catalyst comprises a ZSM-11 zeolite.Type: GrantFiled: November 8, 2022Date of Patent: September 19, 2023Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum and MineralsInventors: Aaron Chi Akah, Ziyauddin S. Qureshi, Abdullah M. Aitani, Siddiqui M. Abdulbari
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Patent number: 11760953Abstract: A viscosity index improver comprising a reaction product of (i) an acylated copolymer obtainable by acylating a copolymer of ethylene and one or more C3-C10 alpha-olefins having an Mn of 3,000 to 250,000 g/mol; and (ii) a compound of the formulae (III)-(V): wherein R6, R8, R9, R10, R12 and R15 are independently selected from a hydrogen and an optionally substituted linear or branched alkyl or alkenyl group, and R7, R11, R13, R14, R16, and R17 are independent selected from an optionally substituted linear or branched alkyl or alkenyl group, and a sum of the number of carbon atoms in each compound of the formulae (III)-(V) is from 6 to 31.Type: GrantFiled: July 15, 2021Date of Patent: September 19, 2023Assignee: AFTON Chemical CorporationInventors: Sheng Jiang, Arturo Carranza
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Patent number: 11760951Abstract: The present invention addresses a problem of providing a grease composition containing a urea-based thickener and capable of appropriately maintaining the kinematic friction force in lubrication parts. The grease composition contains a base oil (A) and a urea-based thickener (B), wherein the base oil (A) has a kinematic viscosity at 40° C. of 100 mm2/s or more, and the particles containing the urea-based thickener (B) in the grease composition satisfy the following requirement (I). Requirement (I): the area-based arithmetic average particle diameter of the particles is 2.0 ?m or less, as measured by a laser diffraction/scattering method.Type: GrantFiled: February 27, 2020Date of Patent: September 19, 2023Assignee: IDEMITSU KOSAN CO. , LTD.Inventor: Go Watanabe
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Patent number: 11746271Abstract: A refrigerant composition includes about 90-92 wt % difluoromethane and about 8-10 wt % pentafluoroethane. The refrigerant composition is formed from all recycled materials, and the refrigerant composition has a net global warming potential of about 0. A method of preparing the refrigerant composition includes injecting a mixture of recovered refrigerants into the center of a distillation column, the mixture of injected refrigerants being difluoromethane, pentafluoroethane and chlorodifluoromethane, removing from the top of the distillation column a refrigerant composition of about 90-92 wt % difluoromethane and about 8-10 wt % pentafluoroethane, and removing chlorodifluoromethane from a bottom of the distillation column.Type: GrantFiled: October 11, 2022Date of Patent: September 5, 2023Assignee: The Coulan Company L.L.C.Inventors: David L. Couchot, Abiral Mainali, Raymond E. Maloney, Harold B. Kivlan, IV
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Patent number: 11746852Abstract: A drive assembly for a two-wheeled vehicle, wherein a closed chain is guided around a drive pinion and a sprocket for output. The chain is formed by pins, on each a bush rotatable about the center longitudinal axis of the pin, a roller provided on each bushing, for rotation around the bushing and has play, and the pins being connected to each other at two opposite ends by means of plates. The outer surface of the bushings and the rollers is coated with pure ta-C, having no further chemical elements except for unavoidable trace elements resulting from production in a PVD method. An Ra roughness between 0.03 ?m and 0.2 ?m and/or an Rz roughness between 0.3 ?m and 2 ?m is adhered to the surface of the coatings. The surfaces of the pinion and the sprocket in contact with the rollers do not have a coating of diamond-like carbon.Type: GrantFiled: November 5, 2018Date of Patent: September 5, 2023Assignees: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT, FRAUNHOFER-GESELLSCHAFT ZUR FOERDERONG DER ANGEWANDTEN FORSCHUNG E.VInventors: Franz-Josef Wetzel, Sascha Groetzki, Lionel Mathern, Volker Weihnacht, Andreas Leson
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Patent number: 11739279Abstract: Provided is an initial break-in lubricant composition capable of easily and economically reducing the coefficient of friction of a sliding portion. The initial break-in lubricant composition includes an organic dispersion medium and nanocarbon particles in a quantity from 0.1 to 2000 ppm by mass. The nanocarbon particles are preferably particles of one or more nanocarbon material(s) selected from the group consisting of: nanodiamonds, fullerenes, graphene oxide, nanographite, carbon nanotubes, carbon nanofilaments, onion-like carbon, diamond-like carbon, amorphous carbon, carbon black, carbon nanohorns, and carbon nanocoils.Type: GrantFiled: August 28, 2019Date of Patent: August 29, 2023Assignee: DAICEL CORPORATIONInventors: Norihiro Kimoto, Tomohiro Goto, Hiroki Kageyama
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Patent number: 11739039Abstract: The present invention provides: a surfactant that has outstanding emulsifiability in oil, wetting properties with respect to matter, osmotic properties with respect to fiber products, and washability; and a surfactant composition that contains the surfactant. This surfactant contains at least one compound represented by a Chemical Formula (1). (In the formula: R1 is a hydrogen atom or an aliphatic hydrocarbon group with a carbon number of 1-33; R2 is an aliphatic hydrocarbon group with a carbon number of 1-33; the total carbon number of R1 and R2 is 1-34; X is a single bond or an aliphatic hydrocarbon group with a carbon number of 1-5; either A1 or A2 is —OH; and the other is —O—CH2—CH(OH)—CH2OH or —O—CH(—CH2—OH)2.Type: GrantFiled: May 28, 2020Date of Patent: August 29, 2023Assignee: KAO CORPORATIONInventors: Shogo Kamenoue, Hiroshi Hori, Takashi Wakasa, Shunsuke Koriki, Takashi Mizooku, Ryuya Arata, Akiyoshi Kimura
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Patent number: 11739281Abstract: The present invention relates to the use of a lubricating composition comprising: —at least one base oil; and—at least one monoester which is separate from the base oil and formed between a linear, saturated or unsaturated C8-C14 monocarboxylic acid, and a branched, saturated or unsaturated C4-C16 monoalcohol to reduce the fuel consumption of a vehicle fitted with a transmission member, in particular a gearbox and/or an axle, which is lubricated by means of said composition.Type: GrantFiled: March 27, 2020Date of Patent: August 29, 2023Assignee: TOTALENERGIES ONETECHInventors: Goulven Bouvier, Nicolas Champagne, Gael Robineau
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Patent number: 11739191Abstract: A system for continuously treating recycled polymeric material includes a hopper configured to feed the recycled polymeric material into the system. An extruder can turn the recycled polymeric material in a molten material. In some embodiments, the extruder uses thermal fluids, electric heaters, and/or a separate heater. The molten material is depolymerized in a reactor. In some embodiments, a catalyst is used to aid in depolymerizing the material. In certain embodiments, the catalyst is contained in a permeable container. The depolymerized molten material can then be cooled via a heat exchanger. In some embodiments, multiple reactors are used. In certain embodiments, these reactors are connected in series. In some embodiments, the reactor(s) contain removable static mixer(s) and/or removable annular inserts.Type: GrantFiled: June 29, 2021Date of Patent: August 29, 2023Assignee: GreenMantra Recycling Technologies Ltd.Inventors: Amalia Gil, Domenic Di Mondo, Radek Rybicki
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Patent number: 11739282Abstract: Lubricant compositions comprising a base oil, one or more antioxidants selected from a group consisting of N-?-naphthyl-N-phenylamine antioxidants and diphenylamine antioxidants; and a sulfur-containing additive comprising up to seven carbon atoms exhibit outstanding oxidative stability and non-corrosion properties. The N-?-naphthyl-N-phenylamine antioxidants plus diphenylamine antioxidants in total may be present from about 0.2 wt % to about 0.8 wt %, based on the total weight of the lubricant composition. The sulfur provided by the sulfur-containing additive may be present from about 50 ppm to about 1000 ppm by weight, based on the total weight of the lubricant composition.Type: GrantFiled: March 16, 2020Date of Patent: August 29, 2023Assignee: BASF SEInventors: Michael Hoey, David Eliezer Chasan, Jeffrey Schoonmaker, Ryan James Fenton
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Patent number: 11726000Abstract: A hybrid structure ultraviolet dye for leak detection in an appliance includes a ceramic matrix defining pores, and fluorophores encapsulated in nanoparticles bonded to the ceramic matrix within the pores. Upon excitation, the fluorophores release energy and emit fluorescent light to be detected under an ultraviolet lamp. The hybrid structure ultraviolet dye can be included in the refrigerant of a sealed system such that upon refrigerant, the hybrid structure ultraviolet dye, or both exit the sealed system at a leak onto external surfaces of the components, the color emitted by the fluorophores can be detected via application of a UV light.Type: GrantFiled: December 22, 2020Date of Patent: August 15, 2023Assignee: WHIRLPOOL CORPORATIONInventors: Muhammad Khizar, Raymond Thompson, Jordan Sahs