Patents Assigned to Solvay SA
  • Patent number: 10398652
    Abstract: Method for producing sodium bicarbonate particles by spray-drying of an aqueous solution comprising 1 to 10% by weight of sodium bicarbonate and an additive selected from the group consisting of: magnesium salt, sodium alkylbenzene sulfonate and soybean lecithin. Sodium bicarbonate particles obtainable by such process and comprising at least 20 mg of the additive per kg of sodium bicarbonate particles.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: September 3, 2019
    Assignee: Solvay SA
    Inventor: David Jean Lucien Savary
  • Patent number: 10392257
    Abstract: A process for producing crystalline sodium bicarbonate, comprising: feeding dried sodium bicarbonate solids with a mass flow rate to a fluid bed cooling unit, wherein said cooling unit comprises at least one cooling element through which flows a cooling fluid; flowing a fluidization gas stream in the fluid bed cooling unit to fluidize the dried sodium bicarbonate solids, in order for the dried sodium bicarbonate solids to be in thermal contact with the at least one cooling element; withdrawing a sodium bicarbonate product from the fluid bed cooling unit; and adjusting the temperature of the cooling fluid flowing through the at least one cooling element in order for the sodium bicarbonate product to have an outlet temperature of 95° F. or less, preferably less than 90° F., when being withdrawn from the fluid bed cooling unit.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: August 27, 2019
    Assignee: Solvay SA
    Inventors: Donald Morehouse, Julie Bauer, Jeremy Zollinger
  • Patent number: 10364514
    Abstract: The present invention pertains to a process for manufacturing one or more fluoropolymer fibers, said process comprising the following steps: (i) providing a liquid composition [composition (C1)] comprising: —at least one fluoropolymer comprising at least one hydroxyl end group [polymer (FOH)L and —a liquid medium comprising at least one organic solvent [solvent (S)]; (ii) contacting the composition (C1) provided in step (i) with at least one metal compound [compound (M)] of formula (I) here below: X4?mAYm (I) wherein X is a hydrocarbon group, optionally comprising one or more functional groups, m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, and Y is a hydrolysable group selected from the group consisting of an alkoxy group, an acyloxy group and a hydroxyl group, thereby providing a liquid composition [composition (C2)]; (iii) submitting to at least partial hydrolysis and/or polycondensation the composition (C2) provided in step (ii) thereby providing a liquid co
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: July 30, 2019
    Assignee: SOLVAY SA
    Inventors: Julio A. Abusleme, Giambattista Besana, Mattia Bassi, Christine Hamon, Chiara Gualandi, Maria Letizia Focarete, Andrea Zucchelli
  • Publication number: 20190225765
    Abstract: A chemical blowing agent for foaming a thermoplastic polymer, for example PVC plastisol or a polymer resin in an extrusion process, comprising a functionalized particulate bicarbonate containing at least one additive, preferably excluding an exothermic blowing agent. The additive may be selected from the group consisting of polymers; inorganic salts; oils; fats; resin acids, any derivative thereof, and salts thereof; amino acids; fatty acids; carboxylic or polycarboxylic acids, soaps; waxes; derivatives thereof; salts thereof; or any combinations thereof. The particulate bicarbonate may be functionalized by spray-drying, coating, extrusion or co-grinding with at least one additive. The functionalized particulate bicarbonate may comprise 50 wt % to less than 100 wt % of the bicarbonate component, and 0.02-50 wt % of the additive. A foamable polymer composition comprising such chemical blowing agent.
    Type: Application
    Filed: July 20, 2017
    Publication date: July 25, 2019
    Applicant: Solvay SA
    Inventors: Karine CAVALIER, Jorge Alejandro KABBABE MALAVE, Jean-Philippe PASCAL, Thibaud Louis Alfred DETOISIEN
  • Publication number: 20190190058
    Abstract: The present invention pertains to a membrane for an electrochemical device, to a process for manufacturing said membrane and to use of said membrane in a process for manufacturing an electrochemical device.
    Type: Application
    Filed: June 13, 2017
    Publication date: June 20, 2019
    Applicants: Solvay SA, Commissariat A L'Energie Atmique et aux Energies Alternatives
    Inventors: Christine HAMON, Julio A. ABUSLEME, Marc-David BRAIDA, Hélène ROUAULT, Djamel MOURZAGH, Gaëlle BESNARD, Daniel TOMASI
  • Patent number: 10308517
    Abstract: A method for preparing alkali metal bicarbonate particles by crystallization from an alkali metal carbonate and/or bicarbonate solution with an additive present in the solution, chosen from among sulfates, sulfonates, polysulfonates, amines, hydroxysultaines, polycarboxylates, polysaccharides, polyethers and ether-phenols, alkali metal hexametaphosphate, phosphates, sulfosuccinates, amidosulfonates, amine sulfonates, preferably chosen from among polysaccharides, and such that the additive is present in the solution at a concentration of at least 1 ppm and preferably at most 200 ppm.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: June 4, 2019
    Assignee: Solvay SA
    Inventor: David Jean Lucien Savary
  • Patent number: 10300434
    Abstract: A reactive composition comprising between 60% and 98% by weight of sodium bicarbonate, between 1% and 40% by weight of sodium carbonate and between 0.02% and 2.0% by weight of ammonia, expressed in the form of ammonium ions NH4+, and comprising from 0.01 to 5% by weight of a compound selected from the group consisting of hydrocarbons, fatty alcohols, fatty acids, and fatty acid salts.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: May 28, 2019
    Assignee: Solvay SA
    Inventors: Marc Thijssen, Patrick Perrin, Jorge Alejandro Kabbabe Malave
  • Publication number: 20190157718
    Abstract: A lithium-ion battery may include a housing, an anode and a cathode that are disposed in the housing and are in ionically conductive contact with one another, an electrolyte composition that is disposed in the housing and providing an ionically conductive pathway between the anode and the cathode, and a porous separator between the anode and the cathode. The cathode may include a cathode active material which is charged to a potential greater than or equal to 4.35 V versus a Li/Li+ reference electrode. The electrolyte composition may include a) a non-fluorinated carbonate, b) a fluorinated acyclic carboxylic acid ester, c) one or more lithium glycolatoborate compounds, d) a fluorinated carbonate, and e) an electrolyte salt.
    Type: Application
    Filed: January 18, 2019
    Publication date: May 23, 2019
    Applicant: Solvay SA
    Inventors: Charles J. Dubois, George K. Kodokian
  • Patent number: 10283234
    Abstract: A method for dielectrically insulating active electric parts A method for dielectrically insulating an active electric part wherein the electrical active part is arranged in a gas-tight housing comprising an insulating gas which contains or consists of a compound of formula (i) Rf1-(O)x-Rf2 wherein Rf1 and Rf2 are identical or different and designated fluorocarbon residues having a H/F ratio of equal to or less than 0.5 and x is 1, 2, or 3.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: May 7, 2019
    Assignee: SOLVAY SA
    Inventors: Johannes Eicher, Holger Pernice, Marc Lacroix, Thomas Schwarze, Sebastian Hasenstab-Riedel
  • Patent number: 10227462
    Abstract: The invention pertains to a process for manufacturing a fluoropolynner film comprising a fluoropolymer hybrid organic/inorganic composite, said process comprising the following steps: (i) providing a mixture of: —at least one fluoropolymer [polymer (F)]; —at least one metal compound [compound (M)] having formula: X4-mAYm wherein m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, Y is a hydrolysable group and X is a hydrocarbon group, optionally comprising one or more functional groups; —a liquid medium consisting essentially of at least one ionic liquid (IL) and, optionally, at least one additive (A); —optionally, at least one electrolytic salt (ES); and —optionally, at least one organic solvent (S); (ii) hydrolyzing and/or polycondensing said compound (M) to yield a liquid mixture comprising fluoropolymer hybrid organic/inorganic composite comprising inorganic domains and incorporating said liquid medium; (iii) processing a film from the liquid mixture obtained in
    Type: Grant
    Filed: April 22, 2013
    Date of Patent: March 12, 2019
    Assignees: SOLVAY SA, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Julio A. Abusleme, Jean Le Bideau, Aurélie Guyomard-Lack, Dominique Guyomard, Bernard Lestriez
  • Publication number: 20190058221
    Abstract: Disclosed herein are non-aqueous electrolyte compositions comprising a fluorinated solvent, a carbonate co-solvent, at least one 2-furanone derivative, and at least one electrolyte salt. In some embodiments, the electrolyte compositions further comprise a cyclic sulfate. The fluorinated solvent may be a fluorinated acyclic carboxylic acid ester, a fluorinated acyclic carbonate, a fluorinated acyclic ether, or combinations thereof. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries.
    Type: Application
    Filed: September 1, 2016
    Publication date: February 21, 2019
    Applicant: SOLVAY SA
    Inventors: Stephen E. BURKHARDT, Stephen MANZO
  • Patent number: 10208363
    Abstract: Process to produce sodium carbonate from an ore mineral comprising sodium bicarbonate; comprising: dissolving sodium carbonate particles having a mean diameter D50, measured by sieve analysis, less than 250 ?m in a water solution; introducing the resulting production solution comprising sodium carbonate into less basic compartments of an electrodialyser comprising alternating less basic and more basic adjacent compartments separated from each other by cationic membranes; producing a solution comprising sodium hydroxide is produced into the more basic compartments; extracting the solution comprising sodium hydroxide from the more basic compartments of the electrodialyser and used to constitute a reaction solution; and putting the reaction solution into contact with the mineral ore comprising sodium bicarbonate in order to form a produced solution comprising sodium carbonate.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: February 19, 2019
    Assignee: Solvay SA
    Inventor: Alain Vandendoren
  • Patent number: 10205192
    Abstract: Described are electrolyte compositions containing a non-fluorinated carbonate, a fluorinated solvent, a cyclic sulfate, at least one lithium borate salt selected from lithium bis(oxalato)borate, lithium difluoro(oxalato)borate, lithium tetrafluoroborate, or mixtures thereof, and at least one electrolyte salt. The cyclic sulfate can be represented by the formula: wherein each A is independently a hydrogen or an optionally fluorinated vinyl, allyl, acetylenic, propargyl, or C1-C3 alkyl group. The electrolyte composition may further comprise a fluorinated cyclic carbonate. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: February 12, 2019
    Assignee: Solvay SA
    Inventors: Charles J. Dubois, Kostantinos Kourtakis, Jun J. Liu, Mark Gerrit Roelofs
  • Patent number: 10199684
    Abstract: Disclosed herein are electrolyte compositions comprising: a non-fluorinated carbonate; a fluorinated solvent; a lithium glycolatoborate compound represented by Formula I or Formula II: a fluorinated carbonate; and an electrolyte salt. The electrolyte compositions are useful in electrochemical cells, such as lithium batteries.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: February 5, 2019
    Assignee: Solvay SA
    Inventors: Charles J. Dubois, George K. Kodokian
  • Patent number: 10176935
    Abstract: Disclosed are electrolyte compositions comprising aryl group containing certain fluorinated carbonate, and batteries, especially batteries having a high nominal voltage, comprising such electrolyte composition.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: January 8, 2019
    Assignee: SOLVAY SA
    Inventors: Hag-Soo Kim, Ji-hun Lee, Ji-Ae Choi, Moon-Hyung Choi, Eun-Ji Moon
  • Publication number: 20190002664
    Abstract: The present invention relates to a process for producing waxes and liquid fuels from waste plastic.
    Type: Application
    Filed: December 15, 2016
    Publication date: January 3, 2019
    Applicant: SOLVAY SA
    Inventors: Stéphane STREIFF, Dominique BALTHASART, Marco PICCININI, Avelino CORMA, Miriam CERRO-ALARCÓN, Jesús MENGUAL
  • Publication number: 20180371194
    Abstract: The present invention pertains to a fluoropolymer hybrid organic/inorganic composite, to a film comprising said fluoropolymer hybrid organic/inorganic composite and to uses of said film in various applications, in particular in electrochemical and in photo-electrochemical applications.
    Type: Application
    Filed: November 16, 2016
    Publication date: December 27, 2018
    Applicant: SOLVAY SA
    Inventors: Julio A. ABUSLEME, Matteo LAVASELLI, Christine HAMON, Alberto FRACHE, Giambattista BESANA, Giovanni CAMINO, Ségolène BRUSSEAU
  • Publication number: 20180370798
    Abstract: A process includes preparing a crude aqueous hydrogen peroxide solution by auto-oxidation of at least one alkylanthraquinone in a working solution that includes at least one organic solvent and the at least one alkylanthraquinone; and washing the crude aqueous hydrogen peroxide solution with a mixture of at least one organic solvent and an organophosphorous chelating agent to create a purified aqueous hydrogen peroxide solution having less than 100 ppb Cr; wherein the organic solvent used for the washing is not part of the working solution and is not recycled into it.
    Type: Application
    Filed: June 29, 2018
    Publication date: December 27, 2018
    Applicant: Solvay SA
    Inventors: Juan-Teva Carlier, Pierre Dournel, Henk Venbrux, Hooghe Lieven
  • Publication number: 20180375159
    Abstract: Electrolyte compositions containing a solvent, a co-solvent, certain cyclic carboxylic acid anhydride additives, certain phosphorus-containing additives, and an electrolyte salt are described. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries where they provide significantly improved cycle life with no loss of discharge capacity.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Applicant: Solvay SA
    Inventors: Charles J. Dubois, George K. Kodokian
  • Patent number: 10150677
    Abstract: A method for increasing the evaporation rate of an evaporative pond containing pond liquor comprising water and at least 1% by weight of sodium carbonate, said evaporative pond being in contact with an ambient air at an ambient air temperature of more than 0° C., the method comprising the following steps: feeding part of the pond liquor to a heat exchanger; heating the pond liquor in the heat exchanger with heat and producing a heated pond liquor; feeding the heated pond liquor into a spraying device at an operating temperature of at least 10° C. above the ambient air temperature; and spraying the heated pond liquor into an open area of the evaporative pond with the spraying device, so as to evaporate at least part of the water of the pond liquor when sprayed.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: December 11, 2018
    Assignee: Solvay SA
    Inventors: Alain Vandendoren, Jessica A. Mote