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
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
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.
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
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.
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
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
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.
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.
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
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.
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.
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
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.
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
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.
Abstract: The present invention concerns compositions comprising at least one metal nanowires, at least one ?-conjugated conductive polymer, at least one particular neutralization agent, and at least one solvent. The compositions according to the present in vention can be used for forming a transparent conductor particularly useful in touch panel and display applications.
Abstract: Fluorinated carbonyl compounds comprising a triple bond were prepared and their use as solvent additives or solvents in lithium ion batteries, lithium air batteries, lithium sulphur batteries and supercapacitors is described. Preferred compounds contain at least one nitrile or at least one alkynyl group.
Abstract: A lithium ion battery that has a 5 V stabilized manganese cathode and a nonaqueous electrolyte comprising a phosphate additive is described. The lithium ion battery operates with a high voltage cathode (i.e. up to about 5 V) and has improved cycling performance at high temperature.
Type:
Application
Filed:
June 22, 2018
Publication date:
October 18, 2018
Applicant:
Solvay SA
Inventors:
Charles J. Dubois, Viacheslav A. Petrov, Mark Gerrit Roelofs