Patents Examined by Medhanit W Bahta
  • Patent number: 11566010
    Abstract: Provided is a single step process for producing 2-methyltetrahydrofuran from furfuryl alcohol with high conversion rate and high selectivity towards 2-methyltetrahydrofuran.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: January 31, 2023
    Assignee: Penn A. Kem, LLC
    Inventors: Arrey B. Enyong, Shridhar G. Hegde
  • Patent number: 11565992
    Abstract: The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CF3I) and trifluoroacetyl chloride (CF3COCl), methods of forming same, and methods of separating, or breaking, the azeotrope or azeotrope-like compositions of trifluoroiodomethane (CF3I) and trifluoroacetyl chloride (CF3COCl).
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: January 31, 2023
    Assignee: Honeywell International Inc.
    Inventors: Haluk Kopkalli, Joshua Close, Pramod K W Harikumar Warrier, Daniel C. Merkel
  • Patent number: 11565988
    Abstract: A process for the manufacture of 1,1,3,3-tetrachloropropene, the process comprising dehydrochlorinating 1,1,1,3,3-pentachloropropane, where said step of dehydrochlorinating 1,1,1,3,3-pentachloropropane takes place in the presence of an oxidizing agent and in the presence of a Lewis acid, and where the oxidizing agent is chlorine and the Lewis acid is ferric chloride.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: January 31, 2023
    Assignee: Occidental Chemical Corporation
    Inventors: Rodney L. Klausmeyer, Darrell G. Hollis, Keith S. Kramer, John L. Dawkins, Derrek Rae Burrows
  • Patent number: 11560346
    Abstract: A method for producing isopropyl alcohol is provided in which propylene is hydrated directly with water to produce isopropyl alcohol, the method including: a distillation step in which crude isopropyl alcohol is distilled; and a filtration step in which the isopropyl alcohol obtained in the distillation step is filtered through a filter having an ion-exchange group.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: January 24, 2023
    Assignee: TOKUYAMA CORPORATION
    Inventors: Akira Sera, Masashi Shinagawa, Masanari Ishizuki
  • Patent number: 11555001
    Abstract: A process for making 2,3,3,3-tetrafluoropropene (HFO-1234yf) includes providing a composition including 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) to a reactor including a heater surface at a surface temperature greater than about 850° F. (454° C.), and then bringing the composition into contact with the heater surface for a contact time of less than 10 seconds to dehydrochlorinate a portion of the HCFC-244bb to make HFO-1234yf.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: January 17, 2023
    Assignee: Honeywell International Inc.
    Inventors: Haluk Kopkalli, Carlos Navar, Yuon Chiu, Haiyou Wang
  • Patent number: 11555004
    Abstract: The invention relates to a method for the preparation of cannabidiol and an intermediate for the preparation of cannabidiol, wherein two intermediates are obtained, namely a silylated olivetol and a silylated olivetol (2) and brominated olivetol (4) which are stable, storable and which do not have undesirable properties or byproducts.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: January 17, 2023
    Assignee: CHIRACON GmbH
    Inventors: Ralf Zuhse, Dmytro Ostrovskyi
  • Patent number: 11555003
    Abstract: The invention relates to biosourced vinylidene difluoride. The invention also relates to methods for preparation of biosourced vinylidene difluoride from various renewable raw materials. The invention also relates to homopolymers of vinylidene difluoride obtained from polymerization of said monomer, and also copolymers obtained by copolymerization of said monomer with one or several compatible comonomers. Finally, the invention relates to the use of said homopolymers or copolymers in applications, such as chemical engineering or electronics, in particular mass-market electronic devices.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: January 17, 2023
    Assignee: Arkema France
    Inventors: Anthony Bonnet, Jean-Luc Dubois
  • Patent number: 11547990
    Abstract: A dehydrochlorination process is disclosed. The process involves contacting RfCHClCH2Cl with a chromium oxyfluoride catalyst in a reaction zone to produce a product mixture comprising RfCCl?CH2, wherein Rf is a perfluorinated alkyl group.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: January 10, 2023
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventor: Mario Joseph Nappa
  • Patent number: 11551827
    Abstract: A dielectric fluid (i.e., dielectric composition) that includes a perfluorinated 1-alkoxypropene compound represented by the following general Formula (I): RfO—CF?CFCF3 wherein Rf is CF3— or CF3CF2—. Such dielectric fluids may be useful in various electrical devices.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: January 10, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Sean M. Smith, Michael G. Costello, Klaus Hintzer, Markus E. Hirschberg, William M. Lamanna, John G. Owens
  • Patent number: 11541049
    Abstract: Provided are tetrahydroisoquinoline derivatives, the preparation and use thereof. More specifically, provided are the tetrahydroisoquinoline derivatives or a pharmaceutically acceptable salt, ester, stereoisomer, tautomer, polymorph, solvate, isotopically labeled compound, metabolite or prodrug thereof. Further provided are a preparation process of the compound, the intermediates, a pharmaceutical composition comprising the compound and the use thereof in the treatment or prevention of a thromboembolic disorder.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: January 3, 2023
    Assignee: Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
    Inventors: Yongyong Wu, Jiaqiang Cai, Guangchao Zhang, Shuangshuang Duan, Chaolei Wang, Lichun Wang, Jingyi Wang
  • Patent number: 11542216
    Abstract: Provided is a method for obtaining HFO-1132(E) and/or HFO-1132(Z) efficiently. The method is a method for producing HFO-1132(E) and/or HFO-1132(Z), comprising supplying a composition containing HFO-1132(E) and/or HFO-1132(Z) to a reactor, and performing an isomerization reaction between HFO-1132(E) and HFO-1132(Z).
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: January 3, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tatsuya Takakuwa, Osamu Yamamoto, Daisuke Karube
  • Patent number: 11542250
    Abstract: Disclosed are inhibitors for the ?-catenin/BCL9 interaction. The inhibitors are selective for ?-catenin/BCL9 over ?-catenin/cadherin interactions. Methods of using the disclosed compounds to treat cancer are also disclosed.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: January 3, 2023
    Assignee: H. Lee Moffitt Cancer Center and Research Institute, Inc.
    Inventor: Haitao Ji
  • Patent number: 11511263
    Abstract: Provided is a method for producing organic molecules having at least two carbon atoms chained together by the reaction of a hydrogen-containing source, a carbon-containing source and an optional nitrogen-containing source in the presence of a nanostructure or nanostructures, wherein the reaction is initiated by heat.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: November 29, 2022
    Assignee: Beijing Guanghe New Energy Technology Co., Ltd.
    Inventor: Cong Wang
  • Patent number: 11472759
    Abstract: The present invention relates to a process for preparing ethers, particularly unsymmetrical ethers, and preferably ethers suitable for use as base stocks for lubricant compositions. In particular, the process involves the reaction of an ?,?-unsaturated aldehyde with a trihydrocarbyl orthoester to form an ?,?-unsaturated acetal and conversion of the ?,?-unsaturated acetal to an ether through hydrogenation and hydrogenolysis.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: October 18, 2022
    Assignee: BP P.L.C.
    Inventors: Jon Deeley, Gareth Armitage
  • Patent number: 11472757
    Abstract: A method for conversion of a composition containing HCFO-1233zd(Z) and HCFC-244fa to form HCFO-1233zd(E) by reacting a mixture including HCFO-1233zd(Z) and HCFC-244fa in a vapor phase in the presence of a catalyst to simultaneously isomerize HCFO-1233zd(Z) to form HCFO-1233zd(E) and dehydrohalogenate HCFC-244fa to form HCFO-1233zd(E). The catalyst may be a chromium-based catalyst such as chromium trifluoride, chromium oxyfluoride, or chromium oxide, for example.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: October 18, 2022
    Assignee: Honeywell International Inc.
    Inventors: Christian Jungong, Daniel C. Merkel
  • Patent number: 11465955
    Abstract: The present disclosure provides a method for producing a reaction gas containing R-1132(E) with selectivity higher than that of known methods. Specifically, the present disclosure provides a method for producing a reaction gas containing (E)-1,2-difluoroethylene (R-1132(E)), (1) the method comprising a step of subjecting a starting material gas containing one or more fluoromethanes selected from the group consisting of chlorodifluoromethane (R-22), difluoromethane (R-32), and fluoromethane (R-41) to a reaction that involves thermal decomposition to obtain the reaction gas, and (2) the starting material gas having a water vapor content of 1 volume % or less.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: October 11, 2022
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tatsuya Takakuwa, Osamu Yamamoto, Katsuki Fujiwara, Kei Kuramoto, Yuuta Hasumoto
  • Patent number: 11465958
    Abstract: The invention relates to a new process for the manufacture of fluoroaryl compounds and derivatives thereof, in particular of fluorobenzenes and derivatives thereof, and especially wherein said manufacture relates to an environmentally friendly production of the said compounds. Thus, the present invention overcomes the disadvantages of the prior art processes, and in a surprisingly simple and beneficial manner, and as compared to the prior art processes, in particular, the invention provides a more efficient and energy saving processes, and also provides a more environmentally friendly process, for the manufacture of nuclear fluorinated aromatics, and preferably of nuclear fluorinated fluorobenzenes. Accordingly, in one aspect of the invention, an industrially beneficial process for preparing fluorobenzenes from halobenzene precursors using HF to form hydrogen halide is provided by the present invention.
    Type: Grant
    Filed: July 20, 2019
    Date of Patent: October 11, 2022
    Inventors: Hongjun Du, Wenting Wu
  • Patent number: 11465956
    Abstract: A process for producing a reaction mixture comprising a plurality of C3 chlorinated alkane isomers comprising chlorinating a C3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C3 chlorinated alkane isomers, the plurality of C3 chlorinated alkane isomers each having at least one more chlorine atom than the C3 chlorinated alkane starting material, wherein the concentration of the C3 chlorinated alkane starting material is controlled such that conversion of the C3 chlorinated alkane starting material to the plurality of C3 chlorinated alkane isomers, represented by the molar ratio of the C3 chlorinated alkane starting material:C3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: October 11, 2022
    Assignee: SPOLCHEMIE ZEBRA, A.S.
    Inventors: Zdenek Ondrus, Pavel Kubicek, Petr Sladek
  • Patent number: 11459286
    Abstract: The present invention relates to a process for modifying the fluorine distribution in a hydrocarbon compound, comprising a step of making contact between said hydrocarbon compound and a catalytic composition comprising a chromium-based catalyst, said process being performed in a reactor made of a material comprising a base layer made of a material M1 and an inner layer made of a material M2, said base layer and said inner layer being laid against each other by bonding.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: October 4, 2022
    Assignee: ARKEMA FRANCE
    Inventors: Dominique Deur-Bert, Laurent Wendlinger
  • Patent number: 11453631
    Abstract: A method of producing trifluoroiodomethane (CF3I) includes providing a feedstock comprising trifluoroacetyl iodide (TFAI), passing the feedstock through at least one column charged with carbonaceous materials to remove hydrogen iodide (HI), hydrogen triiodide (HI3) and iodine (I2) from the feedstock, and providing the feedstock to a reactor to produce a trifluoroiodomethane product stream. Another method of producing trifluoroiodomethane (CF3I) includes providing a feedstock comprising trifluoroacetyl iodide (TFAI) to a reactor to produce a trifluoroiodomethane product stream, and passing the trifluoroiodomethane product stream from the reactor through at least one column charged with carbonaceous materials to remove hydrogen iodide (HI), hydrogen triiodide (HI3) and iodine (I2) from the trifluoroiodomethane product stream.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: September 27, 2022
    Assignee: Honeywell International Inc.
    Inventors: Haiyou Wang, Daniel C. Merkel