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1. 发明授权

US11139508B2 Lithium salt mixture and uses thereof as a battery electrolyte 有权
公开(公告)号：US11139508B2
公开(公告)日：2021-10-05
申请号：US16500011
申请日：2018-04-03
申请人： Arkema France
发明人： Grégory Schmidt
IPC分类号： H01M10/0567 , H01M10/0569 , H01M4/02
摘要： A lithium salt mixture comprising: from 85% to 99.9 mol % of lithium bis(fluorosulfonyl)imidide; and from 0.1% to 15 mol % of lithium 2-trifluoromethyl-4,5-dicyano-imidazolate. Also, an electrolyte composition containing same and to the uses thereof. Also, an electrochemical cell including a negative electrode, a positive electrode and the electrolyte composition interposed between the negative electrode and the positive electrode. Also, a battery containing at least one electrochemical cell with the electrolyte composition.

2. 发明申请

US20190292053A1 METHOD FOR DRYING AND PURIFYING LiFSI 审中-公开
公开(公告)号：US20190292053A1
公开(公告)日：2019-09-26
申请号：US16331242
申请日：2017-12-07
申请人： Arkema France
发明人： Grégory Schmidt , Rémy Teissier
IPC分类号： C01B21/086 , B01D1/22 , H01M10/0525 , H01M10/0568
摘要： The present invention relates to a method for drying and purifying a lithium bis(fluorosulfonyl)imide salt in solution in an organic solvent S1, said method comprising the following steps: a) adding deionised water to dissolve and extract the lithium bis(fluorosulfonyl)imide salt, forming an aqueous solution of said salt; b) extracting the lithium bis(fluorosulfonyl)imide salt from said aqueous solution, using an organic solvent S2, said step being repeated at least once; c) concentrating the lithium bis(fluorosulfonyl)imide salt by evaporating said organic solvent S2 and the water, in a short-path thin-film evaporator, under the following conditions: temperature of 30° C. to 95° C., pressure of 10−3 mbar abs to 5 mbar abs, residence time no longer than 15 min; and d) optionally crystallising the lithium bis(fluorosulfonyl)imide salt. The present invention likewise relates to a composition made of lithium bis(fluorosulfonyl)imide salt, and the uses thereof in Li-ion batteries.

3. 发明授权

US10388988B2 Salt of bicyclic aromatic anions for Li-ion batteries 有权
公开(公告)号：US10388988B2
公开(公告)日：2019-08-20
申请号：US14400165
申请日：2013-04-25
申请人： Arkema France
发明人： Grégory Schmidt
IPC分类号： H01M10/0567 , C07D401/04 , H01M10/0525 , H01M10/0568
摘要： Salts of bicyclic imidazole compounds (IV) having general structural formulae in which A represents a monovalent cation, X represents independently a carbon atom, an oxygen atom, a sulphur atom or a nitrogen atom. Also, an associated production method and a use thereof, in particular as an electrolyte component for batteries.

4. 发明授权

US09725318B2 Method for preparing imide salts containing a fluorosulphonyl group 有权
公开(公告)号：US09725318B2
公开(公告)日：2017-08-08
申请号：US14370696
申请日：2013-11-19
申请人： ARKEMA FRANCE
发明人： Sophie Audureau , Grégory Schmidt
IPC分类号： C01B21/086 , C01B21/093 , C07C303/40
CPC分类号： C01B21/086 , C01B21/0935 , C07C303/40 , C07C311/48
摘要： A fluorination process for obtaining fluorinated compounds including at least one fluorosulfonyl group. More particularly, a process for preparing a fluorinated compound of formula (II), including at least one step of reacting a compound of formula (I) with anhydrous hydrofluoric acid in at least one organic solvent, in which R1 is equal to R2 except in the specific case where R1═Cl, then R2═F, and when R1 is equal to R2, R1 and R2 represent an electron-withdrawing group which has a Hammett parameter σp of greater than 0, such as F, CF3, CHF2, CH2F, C2HF4, C2H2F3, C2H3F2, C2F5, C3F7, C3H2F5, C3H4F3, C3HF6, C4F9, C4H2F7, C4H4F5, C5F11, C3F5OCF3, C2F4OCF3, C2H2F2OCF3, CF2OCF3, C6F13, C7F15, C8F17 or C9F19, and M represents a hydrogen atom, an alkali metal, an alkaline-earth metal or a quaternary ammonium cation.

5. 发明申请

US20150197487A1 METHOD FOR PREPARING DIAMINOMALEONITRILE 审中-公开
标题翻译：制备DIAMINOMALEONITRILE的方法
公开(公告)号：US20150197487A1
公开(公告)日：2015-07-16
申请号：US14415003
申请日：2013-06-14
申请人： ARKEMA FRANCE
发明人： Grégory Schmidt
IPC分类号： C07C253/00
CPC分类号： C07C253/00 , C07C255/30
摘要： A method for manufacturing diaminomaleonitrile, wherein the method includes at least one step during which a cyanohydrin ketone with formula RR′COHCN, R and R′, which are the same or different, being a straight or branched alkyl chain having 1 to 5 carbon atoms, reacts in order to provide diaminomaleonitrile. The reaction step may be carried out in the presence of a catalyst.
摘要翻译：一种制备二氨基马来腈的方法，其中该方法包括至少一个步骤，在该步骤中，具有相同或不同的式RR'COHCN，R和R'的氰醇酮是具有1至5个碳原子的直链或支链烷基链反应以提供二氨基马来腈。反应步骤可以在催化剂的存在下进行。

6. 发明授权

US10998582B2 Improving the ionic conductivity of an electrolyte based on lithium imidazolate salts 有权
公开(公告)号：US10998582B2
公开(公告)日：2021-05-04
申请号：US16465813
申请日：2017-11-30
申请人： Arkema France , Universite de Tours
发明人： Grégory Schmidt , Mérièm Anouti , Daniel Lemordant , Laure Timperman , Christopher Berhaut
IPC分类号： H01M10/056 , H01M10/0568 , C07D233/88 , H01M10/0525 , H01M10/0569 , H01M10/052
摘要： An electrolytic composition including at least one lithium salt of formula (A) wherein Rf represents a fluorine atom, a nitrile group, an optionally fluorinated or perfluorinated alkyl group having from 1 to 5 carbons, an optionally fluorinated or perfluorinated alkoxy group having from 1 to 5 carbons or an optionally fluorinated or perfluorinated oxa-alkoxy group having from 1 to 5 carbons; and the following solvent mixture: ethylene carbonate, γ-butyrolactone, and methyl propanoate. Also, to the use of the compositions in Li-ion batteries.

7. 发明授权

US10351493B2 Method for preparing polyunsaturated perfluorinated compounds 有权
公开(公告)号：US10351493B2
公开(公告)日：2019-07-16
申请号：US16090857
申请日：2017-03-20
申请人： Arkema France
发明人： Grégory Schmidt , Rémy Teissier
IPC分类号： C07C17/20 , C07C21/20
摘要： The present invention relates to a method for preparing a polyinsaturated perfluorinated compound B from a polyinsaturated perhalogenated compound D having the formula CnX2(n−m+1), in which X is independently selected from one of the halogens, F, Cl, Br or I, provided at least one X is not fluorine; n is the number of carbon atoms and is at least higher than or equal to 4, m is the number of double carbon-carbon bonds and is higher than or equal to 2, wherein the method comprises a step in which compound D is fluorinated in the presence of a fluorinating agent of general formula AFp, in which A is hydrogen, an alkali metal or an alkaline earth metal, and p is 1 or 2, and in the presence of an aprotic organic polar solvent; the method being carried out with a molar ratio of AFp to compound D of less than 1.45*2(n−m+1).

8. 发明授权

US10336669B2 Method for preparing hexafluorobutadiene 有权
公开(公告)号：US10336669B2
公开(公告)日：2019-07-02
申请号：US16090851
申请日：2017-03-20
申请人： Arkema France
发明人： Grégory Schmidt , Rémy Teissier
IPC分类号： C07C17/21 , C07C17/23 , C07C19/08 , C07C21/20 , C07C17/357
摘要： The present invention relates to a method for preparing hexafluorobutadiene comprising the following steps: (a) hydrodechlorinating hexachlorobutadiene to form a first stream comprising 1,2,3,4-tetrachlorobutadiene and optionally unreacted hexachlorobutadiene; (b) fluorinating the first stream comprising 1,2,3,4-tetrachlorobutadiene obtained in step (a) to form a second stream comprising 1,1,2,3,4,4-hexafluorobutane, (c) dehydrogenating the second stream comprising 1,1,2,3,4,4-hexafluorobutane to form a third stream comprising hexafluorobutadiene.

9. 发明申请

US20150111096A1 SALT OF BICYCLIC AROMATIC ANIONS FOR LI-ION BATTERIES 审中-公开
标题翻译：锂离子电池的双相芳香族阴离子盐
公开(公告)号：US20150111096A1
公开(公告)日：2015-04-23
申请号：US14400165
申请日：2013-04-25
申请人： Arkema France
发明人： Grégory Schmidt
IPC分类号： H01M10/0567 , H01M10/0525 , C07D401/04
CPC分类号： H01M10/0567 , C07D401/04 , H01M10/0525 , H01M10/0568 , H01M2300/0025
摘要： The invention relates to the salts of bicyclic imidazole compounds (IV) having general structural formulae in which A represents a monovalent cation, X represents independently a carbon atom, an oxygen atom, a sulphur atom or a nitrogen atom. The invention also relates to the associated production method and to the use thereof, in particular as an electrolyte component for batteries.
摘要翻译：本发明涉及具有一般结构式的双环咪唑化合物（Ⅳ）的盐，其中A代表一价阳离子，X独立地表示碳原子，氧原子，硫原子或氮原子。本发明还涉及相关的生产方法及其用途，特别是作为电池的电解质成分。

10. 发明申请

US20150017551A1 USE OF LITHIUM SALT MIXTURES AS LI-ION BATTERY ELECTROLYTES 审中-公开
标题翻译：作为锂离子电池的盐酸盐混合物的使用
公开(公告)号：US20150017551A1
公开(公告)日：2015-01-15
申请号：US14359888
申请日：2012-11-21
申请人： ARKEMA FRANCE
发明人： Grégory Schmidt
IPC分类号： H01M10/0568 , H01M10/0525 , H01M10/0569
CPC分类号： H01M10/0568 , C07D233/90 , H01M10/052 , H01M10/0525 , H01M10/0569 , H01M2220/20 , H01M2300/0025 , H01M2300/0037 , H01M2300/0045
摘要： Lithium salt mixtures, for example a mixture including at least two lithium salts chosen from two of the three following groups of salts: X: LiPF6, LiBF4, CH3COOLi, CH3SO3Li, CF3SO3Li, CF3COOLi, Li2B12F12, LiBC4O8; R1—SO2—NLi—SO2—R2, where R1 and R2 independently represent F, CF3, CHF2, CH2F, C2HF4, C2H2F3, C2H3F2, C2F5, C3F7, C3H2F5, C3H4F3, C4F9, C4H2F7, C4H4F5, C5F11, C3F5OCF3, C2F4OCF3, C2H2F2OCF3 or CF2OCF3; or Formula (I), where Rf represents F, CF3, CHF2, CH2F, C2HF4, C2H2F3, C2H3F2, C2F5, C3F7, C3H2F5, C3H4F3, C4F9, C4H2F7, C4H4F5, C5F11, C3F5OCF3, C2F4OCF3, C2H2F2OCF3 or CF2OCF3. Also, said salt mixtures dissolved in solvents, suitable for being used as electrolytes for Li-ion batteries.
摘要翻译：锂盐混合物，例如包含选自以下三组盐中的两种的至少两种锂盐的混合物：X：LiPF 6，LiBF 4，CH 3 COOLi，CH 3 SO 3 Li，CF 3 SO 3 Li，CF 3 COOLi，Li 2 B 12 F 12，LiBC 4 O 8; R1-SO2-NLi-SO2-R2，其中R1和R2独立地表示F，CF3，CHF2，CH2F，C2HF4，C2H2F3，C2H3F2，C2F5，C3F7，C3H2F5，C3H4F3，C4F9，C4H2F7，C4H4F5，C5F11，C3F5OCF3，C2F4OCF3， C2H2F2OCF3或CF2OCF3; 或式（I），其中R f表示F，CF 3，CHF 2，CH 2 F，C 2 H F 4，C 2 H 2 F 3，C 2 H 3 F 2，C 2 F 5，C 3 F 7，C 3 H 2 F 5，C 3 H 4 F 3，C 4 F 9，C 4 H 2 F 7，C 4 H 4 F 5，C 5 F 11，C 3 F 5 OCF 3，C 2 F 4 OCF 3，C 2 H 2 F 2 OCF 3或CF 2 OCF 3。此外，所述盐混合物溶解在溶剂中，适合用作锂离子电池的电解质。

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