公开(公告)号：US11655151B2

公开(公告)日：2023-05-23

申请号：US16623259

申请日：2018-06-14

Applicant: RHODIA OPERATIONS

Inventor： Cyril Chomette ,  Valérie Buissette ,  Marc-David Braida ,  Thierry Le Mercier

IPC: C01B25/37 ,  C01B25/45 ,  C01B25/455

CPC classification number: C01B25/372 ,  C01B25/451 ,  C01B25/455 ,  C01P2002/72 ,  C01P2004/03 ,  C01P2004/61

Abstract: The present invention relates to a process for preparing an ammonium vanadium phosphate of formula (NH4)(VO2)(HPO4). It also relates to a process for preparing a vanadium orthophosphate VPO4.

公开(公告)号：US11702345B2

公开(公告)日：2023-07-18

申请号：US16772149

申请日：2018-12-20

Applicant: RHODIA OPERATIONS

Inventor： Frédéric Colbeau-Justin ,  Marc-David Braida ,  Mathilde Mignard

IPC: C01B33/12 ,  C08K5/19 ,  B82Y40/00

CPC classification number: C01B33/12 ,  C08K5/19 ,  B82Y40/00 ,  C01P2004/62 ,  C01P2004/64

Abstract: Stable suspensions of silica particles in water-immiscible polar organic liquids are provided.

公开(公告)号：US20240105986A1

公开(公告)日：2024-03-28

申请号：US18263097

申请日：2022-01-27

Applicant: RHODIA OPERATIONS

Inventor： Diego Lopez Gonzalez ,  Thierry Le Mercier ,  Lauriane D'Alencon ,  Laure Bertry ,  Marc-David Braida ,  Vincent Finsy

IPC: H01M10/0562 ,  C01B25/14 ,  H01M4/62 ,  H01M50/431 ,  H01M50/443 ,  H01M50/446

CPC classification number: H01M10/0562 ,  C01B25/14 ,  H01M4/62 ,  H01M50/431 ,  H01M50/443 ,  H01M50/446 ,  C01P2006/40 ,  H01M2300/008

Abstract: The invention relates to a Composition comprising or consisting essentially of a product according to formula (I): LiaPSbXc (I) wherein—X represents at least one halogen element; —a represents a number from 2.0 to 7.0; —b represents a number from 3.5 to 6.0; and—c represents a number from 0 to 3.0; in the form of particles or articles the size of which being such that less than 10 wt % of the composition pass through a sieve of 200 μm.

公开(公告)号：US11505471B2

公开(公告)日：2022-11-22

申请号：US16769831

申请日：2018-12-18

Applicant: RHODIA OPERATIONS

Inventor： Lauriane d'Alencon ,  Thierry Le Mercier ,  Marc-David Braida ,  Jacinthe Gamon ,  Philippe Barboux

IPC: C01F17/00 ,  C01F17/288

Abstract: The present invention pertains to a process for preparing particles of rare earth sulfide comprising the steps of:—preparing a reaction mixture comprising at least one compound comprising at least one rare earth element (A) and at least one alkali metal sulfide (B),—submitting said reaction mixture to a mechanical stress so as to cause a chemical reaction that produces the particles of rare earth sulfide.

公开(公告)号：US11658288B2

公开(公告)日：2023-05-23

申请号：US17263819

申请日：2019-07-30

Applicant: RHODIA OPERATIONS

Inventor： Laure Bertry ,  Robin Amisse ,  Valérie Buissette ,  Marc-David Braida ,  Stéphanie Lesturgez ,  Thierry Le Mercier

IPC: H01M4/36 ,  C01B25/455 ,  H01M4/58 ,  H01M4/587 ,  H01M4/62 ,  H01M10/054 ,  H01M4/02

CPC classification number: H01M4/364 ,  C01B25/455 ,  H01M4/587 ,  H01M4/5825 ,  H01M4/623 ,  H01M4/625 ,  H01M10/054 ,  C01P2002/77 ,  C01P2002/82 ,  C01P2004/03 ,  C01P2004/51 ,  C01P2004/61 ,  C01P2006/11 ,  C01P2006/12 ,  C01P2006/40 ,  H01M2004/021 ,  H01M2004/028

Abstract: The invention relates to an NVPF-based composition and the use thereof in the field of batteries as an electrochemically active material. The invention also relates to a conductive composition comprising said composition as well as to a method for obtaining said composition.

公开(公告)号：US10916782B2

公开(公告)日：2021-02-09

申请号：US16329358

申请日：2017-08-24

Applicant: RHODIA OPERATIONS

Inventor： Thierry Le Mercier ,  Marc-David Braida ,  Robin Amisse ,  Jules Valente

IPC: H01M6/16 ,  H01G11/06 ,  H01L51/44 ,  H01M10/0525 ,  H01M6/22 ,  G02F1/1523 ,  H01G9/20 ,  H01M10/0568 ,  H01M10/0569 ,  H01G11/56 ,  H01G11/60 ,  H01M10/052 ,  H01L51/42 ,  H01M10/056 ,  H01G11/54

Abstract: The present invention provides a solid-liquid electrolyte in the form of a gel which comprises an organic carbonate-based solvent, precipitated silica, at least one ionically conducting salt and optionally additives. The invention also relates to batteries containing said solid-liquid electrolyte. The solid-liquid electrolyte according to the present invention can improve the electrochemical properties of batteries and prevent electrolyte leakage thus reducing the risk of corrosion of the batteries.