30 patents
Utility
Fluoropolymer hybrid composite
21 Nov 23
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, especially in electrochemical and in photo-electrochemical applications.
Alberto Frache, Julio A. Abusleme, Alberto Cisternino, Christine Hamon, Giambattista Besana, Ségolène Brusseau, Matteo Lavaselli, Giovanni Camino
Filed: 8 May 18
Utility
Processes for the manufacture of secondary fatty alcohols, internal olefins and internal olefin sulfonates
18 Jul 23
Process P1 for the manufacture of a secondary fatty alcohol, said process P1 comprising synthesizing an internal ketone K1 by a process P0 comprising the decarboxylative ketonization reaction of a fatty acid or the like in a liquid phase with a metal compound as catalyst in a reaction medium, wherein a ketone K2 at liquid state, which is identical or similar to the internal ketone K1, is introduced into the reaction medium, and subjecting the internal ketone K1 to a hydrogenation reaction with hydrogen gas as hydrogenating agent to form the secondary fatty alcohol.
Olivier Back, Rémy Leroy, Philippe Marion
Filed: 21 Feb 18
Utility
Membrane including fluoropolymer hybrid organic/inorganic composite, and electrochemical device having the same
18 Jul 23
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.
Gaëlle Besnard, Elise Gutel, Hélène Rouault, Julio A. Abusleme, Ségolène Brusseau, Marc-David Braida, Djamel Mourzagh, Daniel Tomasi
Filed: 11 Dec 18
Utility
Fluoropolymer film
20 Dec 22
The invention pertains to a process for the manufacture of a fluoropolymer film, to the fluoropolymer film obtainable therefrom and to use of said fluoropolymer film in electrochemical and photo-electrochemical devices.
Christine Hamon, Julio A. Abusleme, Aurélie Guyomard-Lack, Jean Le Bideau, Dominique Guyomard, Bernard Lestriez
Filed: 1 Jun 17
Utility
Flexible battery
20 Dec 22
The present invention pertains to a flexible electrode, to a process for the manufacture of said flexible electrode and to uses of said flexible electrode in electrochemical devices, in particular in secondary batteries.
Hélène Rouault, Gaëlle Besnard, Léo Merchat, Jérémie Salomon, Julio A. Abusleme, Marc-David Braida, Christine Hamon
Filed: 13 Jun 17
Utility
Process for producing a calcium phosphate reactant, reactant obtained and use thereof in the purification of liquid effluents
15 Nov 22
A process for producing a calcium phosphate reactant, according to which: in a first step, use is made of a source of calcium and a source of phosphate ions in water, in a molar ratio that is adjusted so as to obtain a Ca/P molar ratio of between 0.5 and 1.6, and the source of calcium is reacted with the phosphate ions at a pH of between 2 and 8, in order to obtain a suspension (A) of calcium phosphate, and in a second step, added to the suspension (A) are an alkaline compound comprising hydroxide ions in order to set a pH of more than 8 and an additional source of calcium in order to obtain a suspension (B) of calcium phosphate reactant having a Ca/P molar ratio of more than 1.6.
Patrick Perrin, Olivier Jacques F. J. G. Bodson, Thierry Delplanche, Dirk Breugelmans
Filed: 6 Jul 20
Utility
Nonaqueous electrolyte compositions comprising silyl oxalates
1 Nov 22
Disclosed herein are electrolyte compositions comprising a fluorinated solvent, at least one silyl oxalate represented by the formulas RR′Si(C2O4), wherein R and R′ are each the same or different from each other and independently selected from C1-C8 alkyl, C2-C8 alkenyl, C2-C8 alkynyl, or C6-C10 aryl radical, optionally comprising at least one substituent selected from halogen, hydroxyl, alkoxy, carbonyl, and carboxyl groups; and LiPF6.
Kenneth Gene Moloy, Stephen E. Burkhardt, Kostantinos Kourtakis, Brian Levy-Polis
Filed: 27 Jul 17
Utility
Advanced porous carbonaceous materials and methods to prepare them
18 Oct 22
The present invention concerns porous carbonaceous particles having pores including micropores and macropores, having a mean diameter, determined by laser diffraction, ranging from 15 to 100 μm and porous carbonaceous monoliths comprising aggregates of said carbonaceous particles.
Vincent Finsy, Eric Pierre Dubois, Yves Vanderveken, Agnès Chapotot
Filed: 17 Nov 17
Utility
Hydroxyapatite composite for use in removal of contaminants from effluents and methods of making
18 Oct 22
A composite comprising a hydroxyapatite and at least one additive which is present during hydroxyapatite synthesis.
Thierry Delplanche, Aziz Mimouni, Thierry Le Mercier, Sarah Khirani, Lauriane D'Alencon, Yves Antoinette, Beatrice Ortego
Filed: 30 Nov 18
Utility
Nonaqueous electrolyte compositions comprising cyclic carbonate and non-fluorinated acyclic carbonate
18 Oct 22
Disclosed herein are electrolyte compositions comprising: a) a first solvent comprising a cyclic carbonate; b) a second solvent comprising a non-fluorinated acyclic carbonate; c) at least one electrolyte component selected from: i) a fluorinated acyclic carboxylic acid ester; ii) a fluorinated acyclic carbonate; iii) a fluorinated acyclic ether; or iv) a mixture thereof; and d) an electrolyte salt; wherein the electrolyte component is present in the electrolyte composition in the range of from about 0.05 weight percent to about 10 weight percent, based on the total weight of the first and second solvents.
Stephen E. Burkhardt, Jun J. Liu, Sang-Hwan Kim, Kostantinos Kourtakis
Filed: 6 Jul 17
Utility
Process for producing a concentrated aqueous sodium hydroxide solution
11 Oct 22
A method for producing a concentrated aqueous sodium hydroxide solution from a purge stream deriving from a sodium carbonate, or sesquicarbonate, or wegsheiderite crystallizer, or sodium bicarbonate crystallizer, said purge stream comprising sodium carbonate and/or bicarbonate, and at least 1% of sodium chloride or sodium sulfate and a soluble impurity from an ore deposit comprising at least one of the following elements: As, Ba, B, Ca, Co, K, Li, Mo, P, Pb, Se, Sn, Sr, Te, Tl, Ti, V, and W, to be purified, the method comprising: causticizing at least 50 mol. % of the sodium carbonate into a caustic solution and into a calcium carbonate mud with lime and water; separating the mud from the caustic solution; concentrating the caustic solution by removing part of the water to obtain a concentrated caustic solution comprising at least 25% NaOH, and a crystallized solid comprising sodium carbonate and sodium chloride and/or sulfate; and separating the crystallized solid from the concentrated caustic solution, said crystallized solid to be disposed of or to be further valorized.
Alain Vandendoren
Filed: 20 Nov 20
Utility
Advanced porous carbon adsorbents for CO
13 Sep 22
The present invention concerns a process for manufacturing a porous carbonaceous monolith structure comprising the steps of (i) introducing a precursor material comprising particles comprising a halogenated polymer having a melting point in a mold; (ii) forming a shaped body comprising aggregates of the particles of the precursor material, by concurrently applying to the precursor material a pressure P ranging from 10 to 300 bars when the halogenated polymer is a vinylidene chloride homopolymer and from 10 to 150 bars when the halogenated polymer differs from a vinylidene chloride homopolymer, and maintaining the precursor material at a temperature T1 ranging from T1,min=20° C. to T1,max=Tm−50° C. wherein Tm is the melting point of the halogenated polymer, and; (iii) optionally cooling then demolding the shaped body; (iv) introducing the shaped body in a furnace; (v) causing the pyrolysis of the halogenated polymer in the furnace until the porous carbonaceous monolith structure is obtained.
Vincent Finsy, Eric Pierre Dubois
Filed: 17 Nov 17
Utility
Functionalized particulate bicarbonate as blowing agent, foamable polymer composition containing it, and its use in manufacturing a thermoplastic foamed polymer
23 Aug 22
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.
Karine Cavalier, Jorge Alejandro Kabbabe Malave, Jean-Philippe Pascal, Thibaud Louis Alfred Detoisien
Filed: 20 Jul 17
Utility
Compositions comprising vinylidene fluoride polymers and adsorbent carbon materials
23 Aug 22
Composition comprising a) a polymer comprising recurring units derived from vinylidene fluoride monomer and at least one monomer carrying at least one functional group selected from carboxyl groups, ester groups and hydroxyl groups, and b) a microporous adsorbent carbon material having a specific surface area (BET) of at least 700 m2/g, a pore volume in the range of from 0.1 to 0.7 m3/g, at least 60% of said pore volume being formed by micropores having a pore radius of 2 nm or less.
Eric Pierre Dubois, Anne-Lise Goffin, Julien Jolly
Filed: 21 Dec 15
Utility
Process for the preparation of halogenated carboxylic anhydrides
16 Aug 22
The present invention relates to a process for the preparation of halogenated carboxylic anhydrides, e.g. for the preparation of trifluoroacetic anhydride.
Heinz Rudi Feist, Werner Rudolph
Filed: 21 Jan 21
Utility
(Melt-) extrusion process for the preparation of alkali metal carbonate, bicarbonate and sesquicarbonate formulations using a melted functionalizing agent
9 Aug 22
The present invention relates to a process for preparing a formulation comprising an alkali metal salt selected from the group consisting of alkali metal bicarbonate salts, alkali metal carbonate salts, alkali metal sesquicarbonate salts and combinations thereof, wherein said process comprises the step of extruding a paste-like composition comprising a functionalizing agent and the metal salt.
Jorge Alejandro Kabbabe Malave, Thibaud Detoisien, Karine Cavalier
Filed: 13 Apr 17
Utility
Methods for dielectrically insulating electrical active parts
26 Jul 22
The invention concerns methods for dielectrically insulating electrical active parts using certain fluorinated nitroalkanes, as well as compositions and apparatus comprising such compounds.
Jean Fabre, Ferdinand Hardinghaus, Holger Pernice, Sebastian Hasenstab-Riedel, Helmut Beckers, Simon Steinhauer, Jan Hendrick Nissen
Filed: 3 May 17
Utility
Nonaqueous electrolyte compositions
14 Jun 22
Electrolyte compositions containing a solvent, a co-solvent, certain cyclic carboxylic acid anhydride additives, certain phosphorus-containing additives, and an electrolyte salt are described.
Charles J. Dubois, George K. Kodokian
Filed: 30 Aug 18
Utility
Functionalized particulate bicarbonate as blowing agent, foamable polymer composition containing it, and its use in manufacturing a thermoplastic foamed polymer
24 May 22
A chemical blowing agent for foaming a thermoplastic polymer, for example PVC plastisol or a polymer resin in an extrusion process, said chemical blowing agent comprising a functionalized particulate bicarbonate containing at least one polyoxyalkylene additive, preferably excluding an exothermic blowing agent.
Jorge Alejandro Kabbabe Malave, Jean-Philippe Pascal, Camille Louise Adrienne Dupont
Filed: 20 Jul 18
Utility
Additives to improve electrolyte performance in lithium ion battery
26 Apr 22
A lithium ion battery that has a 5 V stabilized manganese cathode and a nonaqueous electrolyte comprising a phosphate additive is described.
Charles J. Dubois, Viacheslav A. Petrov, Mark Gerrit Roelofs
Filed: 22 Jun 18