Johnson Matthey Public Limited Company

Clariant (canada) Inc.

Universitéde Montreal

La Corporation De L'ecole Polytechnique De Montreal

Rivian IP Holdings, LLC

Johnson Matthey Inc.

Bathium Canada Inc.

Clariant Corporation

Université Du Québec À Montréal

Phostech Lithium Inc.

Johnson Matthey Battery Materials Ltd.

Guoxian Liang

Michel Gauthier

Jasmin Dufour

Christophe Michot

Nathalie Ravet

Michael Holzapfel

Denis Geoffroy

Patrice Chartrand

Karim Zaghib

Abdelbast Guerfi

Alain Vallee

Patrick Charest

Patrick Leblanc

Christian Vogler

Gerhard Nuspl

Frederic Cotton

Ki Tae Park

Michel Parent

Majid Talebiesfandarani

Nicolas Tran

Andreas Laumann

Cary Michael Hayner

Rainald Forbert

Peter Bauer

Thorsten Lahrs

Dean MacNeil

Victor Prajapati

Pierre Sauriol

Mickael Dollé

Christoph Stinner

Majid Talebi-Esfandarani

Joseph Wontcheu

Steeve Rousselot

Steen Brian Schougaard

Christian Kuss

David Lepage

Holger Kunz

Mickael DollÉ

Alain VALLÉE

Described are embodiments of a lithium metal phosphate production methods and systems. The systems and methods can include combining lithium extraction from spodumene, lithium recycling from lithium ion battery ('LIB') black mass, and/or lithium metal phosphate synthesis from metal phosphates.

Lithium metal phosphate electrode manufacturing

A Lithium-transition-metal-phosphate compound of formula LiFeMPO) in the form of secondary particles made of agglomerates of spherical primary particles wherein the primary particles have a size in the range of 0.02-2 pm and the secondary particles a mean size in the range of 10-40 pm and a BET surface of 16-40 m/g, a process for its manufacture and the use thereof.

Lithium transition metal phosphate secondary agglomerates and process for its manufacture

There is provided a process for producing LiMXO, comprising the steps of reacting a source of lithium, a source of M, and a source of X together, in a melted state at a reaction temperature between 900 to 1450 C, in the presence of an excess of (A) a solid-solid reducing couple having an oxygen partial process at equilibrium (pO) comprised between 10and 10atm at said reaction temperature according to an Ellingham-Richardson diagram for oxides, or (B) one component of the solid-solid reducing couple together with a gas-gas reducing couple having an oxygen partial pressure equilibrium (pO) between 10and 10atm at said reaction temperature according to an Ellingham-Richardson diagram of oxides, and under thermic equilibrium and thermodynamic equilibrium. There is also provided a LiMXOmelt-solidified product free from off-composition impurities.

Processes for producing LiMXOand products thereof

A method for preparing an electrode material, said material comprising complex oxide particles having a non-powdery conductive carbon deposit on at least part of their surface, said method comprising: grinding into nanometer size complex oxide particles or particles of complex oxide precursors, wherein the grinding is performed in a bead mill on particles dispersed in a carrier solvent, adding an organic carbon precursor to the oxide particles or oxide precursor particles before, during or after said grinding, and pyrolysing the mixture thus obtained, selecting the size of the particles to grind, the size of the beads used to grind, and the size of the resulting particles such that: 0.004&#x3c;MS(SP)/MS(B)&#x3c;0.12 and 0.0025&#x3c;MS(FP)/MS(SP)&#x3c;0.25, wherein MS(SP) represents the mean size diameter of the particles before grinding, MS(FP) represents the mean size diameter of the particles after grinding, and MS(B) is the mean size diameter of the beads.

Method for preparing a particulate cathode material

There is provided a process for preparing a crystalline electrode material, the process comprising: providing a liquid bath comprising the electrode material in a melted state; and introducing a precursor of the electrode material into the liquid bath, wherein the electrode material comprises lithium, a metal and phosphate. There is also provided a crystalline electrode material, comprising lithium substituted by less than 0.1 atomic of Na or K; Fe and/or Mn, substituted by less than 0.1 atomic ratio of: (a) Mg, Ca, Al and B, (b) Nb, Zr, Mo, V and Cr, (c) Fe(III), or (d) any combinations thereof; and PO, substituted by less than 20% atomic weight of an oxyanion selected from SO, SiO, BO, PO, and any combinations thereof, the material being in the form of particles having a non-carbon and non-olivine phase on at least a portion of the surface thereof.

Process for preparing crystalline electrode materials and materials obtained therefrom

An alkali metal oxyanion cathode material comprising particles, where the particles carry, on at least a portion of the particle surface, carbon deposit by pyrolysis is described. The particles have the general formula A:M:M':XO4 where the average valency of M is +2 or greater; A is at least one alkali metal selected from Li, Na and K; M is at least Fe and/or Mn; and M&#x2032; is a metal of valency of 2+ or more.

Alkali metal oxyanion electrode material having a carbon deposited by pyrolysis and process for making same

The present invention relates to a process for the synthesis of a carbon-deposited alkali metal oxyanion cathode material comprising particles, wherein said particles carry, on at least a portion of the particle surface, carbon deposited by pyrolysis, said process comprising a dry high-energy milling step performed on precursors of said carbon-deposited alkali metal oxyanion prior to a solid-state thermal reaction.

Carbon-deposited alkali metal oxyanion electrode material and process for preparing same

A material C-AM(XO)that is of particles of a compound of the formula AM(XO), wherein said particles include a carbon deposit deposited by means of pyrolysis on at least a portion of the surface thereof, and where: A is Li alone or partially replaced by at most 10 atomic % of Na or K; M is Fe(II), or Mn(II), or mixtures thereof alone or partially replaced by at most 30 atomic % of one or more metals selected from Mn, Ni and Co and/or at most 5% of Fe(III); XOis POalone or partially replaced by at most 10 molar % of at least one group selected from SO, SiOand MoO; and where said material has a calcium impurity content of lower than about 1000 ppm.

Procedure to optimize materials for cathodes and cathode material having enhanced electrochemical properties

The present invention relates to a nanoparticulate composition comprising nanoparticles with a particle-size distribution of d&#x2266;10 &#x3bc;m, and optionally a surface-active agent. The present invention further relates to a method for the production of such a nanoparticulate composition.

Nanoparticulate composition and method for its production

A process to induce polymerization of an organic electronically conductive polymer in the presence of a partially delithiated alkali metal phosphate which acts as the polymerization initiator.

Process to induce polymerization of an organic electronically conductive polymer

A process for preparing an alkali metal oxyanion electrode material having a carbon coating deposited by a thermal treatment, said process comprising a thermal step under a humidified atmosphere of: (i) said alkali metal oxyanion electrode material having a carbon coating deposited by a thermal treatment; (ii) precursors of said alkali metal oxyanion electrode material and an organic precursor of carbon; or (iii) said alkali metal oxyanion electrode material and an organic precursor of carbon, wherein said thermal step is performed at a temperature in the range of about 300&#xb0; C. to about 950&#xb0; C.

Method for heat treating a carbon coated alkali metal oxyanion electrode material

A process for preparing a formulation comprising a carbon-deposited lithium metal phosphate, as precursor of a lithium ion battery electrode coating slurry.

Battery grade cathode coating formulation

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St-Hyacinthe, Canada

Guoxian Liang