Patents Examined by Kofi Adzamli
  • Patent number: 10934316
    Abstract: The process for producing a silyl phosphine compound of the present invention comprises a first step of mixing a solvent having a relative dielectric constant of not more than 4, a basic compound, a silylating agent and phosphine to obtain a solution containing a silyl phosphine compound, a second step of removing the solvent from the solution containing a silyl phosphine compound to obtain a concentrated solution of a silyl phosphine compound, and a third step of distilling the concentrated solution of a silyl phosphine compound to obtain the silyl phosphine compound. The silyl phosphine compound of the present invention is a silyl phosphine compound represented by the following general formula (1), wherein a content of a compound represented by the following general formula (2) is not more than 0.5 mol %. (For explanatory notes of the formulas, see the specification.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: March 2, 2021
    Assignee: NIPPON CHEMICAL INDUSTRIAL CO., LTD.
    Inventors: Yosuke Takubo, Ken Tamura
  • Patent number: 10889603
    Abstract: A versatile, highly efficient process for the preparation of acylphosphines such as mono- and bisacylphosphines via reaction of phosphines (PH3 and higher homologues) or silylated phosphines with acylhalides in the presence of at least one lewis acid. Further a novel acyl phosphines obtainable by the process.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: January 12, 2021
    Assignees: ETH ZÜRICH, THE UNIVERSITY OF BRISTOL
    Inventors: Hansjörg Grützmacher, Paul Gerard Pringle, Mark Bispinghoff
  • Patent number: 10870666
    Abstract: A method for producing a particulate aluminum alloy involves pulverizing an aluminum alloy in a hydrocarbon solvent in the presence of an organic aluminum compound. Methods for producing trialkylaluminum involve reacting an aluminum-magnesium alloy with an alkyl halide in the presence of a nitrogen-containing organic compound to obtain a trialkylaluminum-containing reaction product, and reacting an aluminum-magnesium alloy and an alkyl halide. A highly active, low viscosity composition containing the particulate aluminum alloy and a method for producing the particulate aluminum alloy-containing composition are also described.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: December 22, 2020
    Assignee: TOSOH FINECHEM CORPORATION
    Inventors: Hiroshi Matsuo, Yujin Takemoto, Kotaro Sakoda, Toshio Naka
  • Patent number: 10858378
    Abstract: The present invention provides processes for preparing silanylamines, such as disilanylamines and polysilanylamines, and compositions comprising the silanylamines. In one embodiment, the present invention provides processes for preparing a silanylamine compound, the processes comprising reacting a starting compound of general formula RR1N—(SixH2x+1) with an amine compound of general formula R2R3NH to produce the silanylamine compound of general formula R2mR3n—N(SixH2+1)3-m-n.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: December 8, 2020
    Assignees: Dow Silicones Corporation, Rohm and Haas Electronic Materials LLC
    Inventor: Xiaobing Zhou
  • Patent number: 10858374
    Abstract: A method for preparing a metal-organic framework (MOF) comprising contacting one or more of a rare earth metal ion component with one or more of a tetratopic ligand component, sufficient to form a rare earth-based MOF for controlling moisture in an environment. A method of moisture control in an environment comprising adsorbing and/or desorbing water vapor in an environment using a MOF, the MOF including one or more of a rare earth metal ion component and one or more of a tetratopic ligand component. A method of controlling moisture in an environment comprising sensing the relative humidity in the environment comprising a MOF; and adsorbing water vapor on the MOF if the relative humidity is above a first level, sufficient to control moisture in an environment.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: December 8, 2020
    Assignee: KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Mohamed Eddaoudi, Rasha Abdulhalim, Youssef Belmabkhout
  • Patent number: 10851120
    Abstract: An object of the present invention is to develop a protecting group, which can prevent solidification or insolubilization of a compound by protecting a functional group to achieve easy separation and purification after a reaction. A diphenylmethane compound represented by general formula (1): wherein Y represents —OR19 (wherein R19 represents a hydrogen atom or an active ester-type protecting group), —NHR20 (wherein R20 represents, for example, a hydrogen atom, a C1-6 linear or branched alkyl group, or an aralkyl group, at least one of R1 to R10 represents a group represented by formula (2): —O—O—R11—X-A??(2) and the others each independently represent a hydrogen atom, a halogen atom, a C1-4 alkyl group, or a C1-4 alkoxy group; R11 represents a C1-16 linear or branched alkylene group; X represents O or CONR21 (wherein R21 represents a hydrogen atom, or a C1-4 alkyl group; and A represents, for example, a group represented by formula (3).
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: December 1, 2020
    Assignee: SEKISUI MEDICAL CO., LTD.
    Inventors: Shinya Yano, Hideki Kubota
  • Patent number: 10806164
    Abstract: The present invention provides a mycotoxin adsorbent based on a highly specific betaine derivative for trichothecenes A and B, and especially for vomitoxin (or deoxynivalenol) and T-2 toxin; as well as a process for preparing said mycotoxin adsorbent. The mycotoxin adsorbent of the invention is obtained by modifying the surface of an aluminosilicate by means of an organic amphoteric compound with a carboxyl group that provides it with high polarity properties. The mycotoxin adsorbent is useful for preparing balanced feed from animals that avoid the toxic effects of mycotoxins.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: October 20, 2020
    Assignee: Nutek S.A. DE C.V.
    Inventors: Lara Arellano, Garcia Rosas
  • Patent number: 10800715
    Abstract: A long life catalyst is provided that is conveniently and inexpensively capable of being produced and that is highly active and has inhibited metal leakage. According to aspects of the present invention, a catalyst is provided that includes: a polymer including a plurality of first structural units and a plurality of second structural units; and metal acting as a catalytic center, wherein at least part of the metal is covered with the polymer, each of the plurality of first structural units has a first atom constituting a main chain of the polymer and a first substituent group bonded to the first atom, a second atom included in each of the plurality of second structural units is bonded to the first atom, and the second atom is different from the first atom, or at least one of all substituent groups on the second atom is different from the first substituent group.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: October 13, 2020
    Assignee: TOYO GOSEI CO., LTD.
    Inventors: Takashi Miyazawa, Shin-ya Tashita
  • Patent number: 10800661
    Abstract: Methods of synthesizing Si—H containing iodosilanes, such as diiodosilane or pentaiododisilane, using a halide exchange reaction are disclosed.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: October 13, 2020
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Cole Ritter, Gennadiy Itov, Manish Khandelwal, Jean-Marc Girard, Glenn Kuchenbeiser, Sean Kerrigan, Peng Zhang, Larry Kit-wing Leung, Nicolas Blasco
  • Patent number: 10781221
    Abstract: The present disclosure is directed at methods of forming an N—Si silyl bond, the method comprising contacting an organic substrate comprising an aromatic amine having at least one N—H bond with a mixture comprising of (a) at least one hydrosilane or hydrosiloxane and (b) at least one hydroxide or alkoxide, under conditions sufficient to form the N—Si bond. The disclosure is further directed to the compositions involved in these methods and the products that result therefrom.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: September 22, 2020
    Assignee: California Institute of Technology
    Inventors: Anton A. Toutov, Kerry N. Betz, Andrew M. Romine, Robert H. Grubbs
  • Patent number: 10772340
    Abstract: Provided is a purified chlorogenic acid-containing composition, having: a content of a chlorogenic acid in solids of from 10 mass % to 70 mass %; a “glucose/chlorogenic acid” mass ratio of from 0.1 to 0.9; a “caffeine/chlorogenic acid” mass ratio of 0.05 or less; and a pH of from 1 to 5.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: September 15, 2020
    Assignee: KAO CORPORATION
    Inventors: Yusuke Hotta, Yukiteru Sugiyama
  • Patent number: 10759819
    Abstract: The present disclosure provides a single-side modified ?-Anderson-type heteropolymolybdate organic derivative having an anionic moiety with a general formula represented by: ?-{[RC(CH2O)3]M(OH)3Mo6O18}3?; ? represents a non-planar folded structure; R=substituted or unsubstituted phenyl, CnH2nX (n is an integer from 0 to 22; X?H, OH, NH(CH2)3SO3H, NHCH2COOH, NH2, or NO2); M=Cr3+. The single-side modified ?-Anderson-type heteropolymolybdate organic derivative can be prepared under hydrothermal conditions.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: September 1, 2020
    Assignee: PETROCHINA COMPANY LIMITED
    Inventors: Jianhui Lou, Yongge Wei, Bin Ding, Jiangwei Zhang, Pingmei Wang, Jin Zhang, Xiangfei Geng, Zheyu Wei, Baoliang Peng, Lipeng He
  • Patent number: 10752580
    Abstract: Isosulfan blue and processes for the preparation thereof are provided. A process is also provided for preparation of the intermediate, 2-chlorobenzaldehyde-5-sulfonic acid, sodium salt of formula (2), used in the preparation thereof and a procedure for the isolation of benzaldehyde-2, 5-disulfonic acid, di-sodium salt of the formula (3). Also provided is a process for the preparation of an isoleuco acid of formula (4), which upon oxidation gives rise to isosulfan blue of pharmaceutical grade which can be used for preparation of pharmaceutical formulations. The isolation and purification procedures provided in the process provide substantially pure isosulfan blue with HPLC purity 99.5% or greater.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: August 25, 2020
    Assignee: Apicore US LLC
    Inventors: Ravishanker Kovi, Satyam Nampalli, Peter Xavier Tharial
  • Patent number: 10737998
    Abstract: Methods of converting a fluorinated compound into a fluorinated acyl fluoride or derivative thereof, the method including reacting the fluorinated compound with a catalytic amount of at least one transition metal compound and an oxygen-containing compound to form the fluorinated acyl fluoride or derivative thereof. Compounds formed using such methods are also included, including for example <Insert chemical formulas here as they appear in the electronic copy.> and derivatives thereof, or combinations thereof.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: August 11, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Markus E. Hirschberg, Klaus Hintzer, Zai-Ming Qiu, Gerd-Volker Röschenthaler, Romana Pajkert, Sergey Tverdomed
  • Patent number: 10730899
    Abstract: The present disclosure is in relation to the field of nanotechnology and cancer therapeutics. In particular, the present disclosure relates to platinum based compounds comprising platinum moiety, linker moiety and lipid moiety and corresponding nanoparticles thereof. The disclosure further relates to synthesis of said platinum based compounds, nanoparticles and compositions comprising said platinum based compounds/nanoparticles. The disclosure also relates to methods of managing cancer by employing aforesaid carbene compounds, platinum based compounds, nanoparticles and compositions thereof.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: August 4, 2020
    Assignee: AKAMARA THERAPEUTICS, INC.
    Inventors: Shiladitya Sengupta, Monideepa Roy, Arindam Sarkar, SK Samad Hossain, Aniruddha Sengupta, Pradip Dutta, Aasif Ansari
  • Patent number: 10730894
    Abstract: The present invention relates to a method for preparing an inorganic/organic hybrid perovskite compound film, and a structure for a solar cell and, specifically, a method for preparing an inorganic/organic hybrid perovskite compound film, according to one embodiment of the present invention, can comprise the steps of: a) forming, on a substrate layer, an adduct layer containing an adduct of halogenated metal and guest molecule; and b) preparing an inorganic/organic hybrid perovskite compound film by reacting the adduct layer and an organic halide.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: August 4, 2020
    Assignee: Korean Research Institute of Chemical Technology
    Inventors: Sang Il Seok, Jun Hong Noh, Wook Seok Yang, Jang Won Seo, Nam Joong Jeon
  • Patent number: 10730893
    Abstract: The invention relates to a hydrosilylatable mixture M containing: (A) a compound with at least one hydrogen atom directly bonded to Si, (B) a compound containing at least one carbon-carbon multiple bond, and (C) a compound containing at least one cationic Si(II) group. The invention also relates to a method for hydrosilylating the mixture M.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: August 4, 2020
    Assignee: WACKER CHEMIE AG
    Inventors: Elke Fritz-Langhals, Peter Jutzi, Richard Weidner
  • Patent number: 10711017
    Abstract: Fluorinated cyclopentene moieties and fluorinated cyclopentene functionalized silica materials are provided. The fluorinated cyclopentene functionalized silica materials include a silica material having the fluorinated cyclopentene moiety covalently bonded thereto. Exemplary silica materials include a polysilsesquioxane, a nanosilica, a microsilica, a silica gel, a silica aerogel, or combinations thereof. The fluorinated cyclopentene moieties are based on a modification of perfluorocyclopentene (i.e., 1,2,3,3,4,4,5,5-octafluoro-1-cyclopentene) by nucleophilic substitution with an appropriate nucleophile having a reactive functional group. Methods for preparing fluorinated cyclopentene moieties and the corresponding fluorinated cyclopentene functionalized silica materials are also provided.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: July 14, 2020
    Assignee: United States of America as represented by the Secretary of the Air Force
    Inventors: Scott Iacono, Abby Rose Jennings
  • Patent number: 10696848
    Abstract: The present invention provides: a fluorinated ether compound and a coating liquid capable of forming a surface layer excellent in water/oil repellency, abrasion resistance, fingerprint stain removability and lubricity and an article having a surface layer excellent in water/oil repellency, abrasion resistance, fingerprint stain removability and lubricity. Provided is a fluorinated ether compound represented by [Rf-G-]aZ[—(O—R2)c—SiR3nL3?n]b wherein Rf: a linear polyfluoroalkyl group having at least two carbon atoms, which has at least one etheric oxygen between carbon-carbon atoms, G: —R1—O—, —R1—CONH—, —CONH— or a single bond, R1: an alkylene group, Z: a hydrocarbon group having a valence of (a+b) or the like, R2: an alkylene group, R3: a monovalent hydrocarbon group or the like, L: a hydrolyzable group, n: from 0 to 2, a: an integer of at least 1, b: an integer of at least 1, (a+b): at least 3, when a is 1, b is at least 4, and when a is at least 2, b is at least 1, and c: 0 or 1.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: June 30, 2020
    Assignee: AGC Inc.
    Inventors: Taiki Hoshino, Kazue Toda, Eiichiro Anraku, Masahiro Itoh
  • Patent number: 10683317
    Abstract: The present invention relates to isomerizing hydroformylation of plant oils to feedstock chemicals and monomers. More particularly, the present invention relates to compound of formula (I) and process for preparation thereof using isomerizing functionalization of cashew nut shell liquid (CNSL).
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: June 16, 2020
    Assignee: Council of Scientific & Industrial Research
    Inventors: Samir Hujur Chikkali, Swechchha Pandey