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Perfluorinated amide salts and their uses as ionic conducting materials

  • US 20030052310A1
  • Filed: 09/24/2002
  • Published: 03/20/2003
  • Est. Priority Date: 12/30/1996
  • Status: Abandoned Application
First Claim
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1. Ionic compound consisting of an amide or salts thereof, comprising an anionic part associated with at least one cationic part M+m in sufficient number to ensure an electronic neutrality thereto, characterized in that M is a hydroxonium, a nitrosonium NO+, an ammonium —

  • NH4+, a metallic cation having a valency m, an organic cation having a valency m or an organo-metallic cation having a valency m and in that the anionic part corresponds to the formula RF

    SOx

    N



    Z in which;

    the group —

    S(O)x

    represents a sulfonic group —

    SO2

    or a sulfinyl group —

    SO—

    ;

    RF is a halogen or a perhalogenated allkyl, alkylaryl, oxa-alkyl, aza-alkyl or thia-alkyl radical, or a radical corresponding to one of the formulae RACF2

    , RACF2CF2

    , RACF2CF(CF3)—

    or CF3C(RA)F—

    in which RA

    represents a non-perhalogenated organic radical;

    Z represents an electro-attractor radical having a Hammett parameter at least equal to that of a phenyl radical, selected from;

    j) —

    CN, —

    NO2, —

    SCN, —

    N3, —

    CF3, R′

    FCH2

    (R′

    F being a perfluorinated radical), fluoroaltkyloxy, fluoroalkylthioxy radical, jj) radicals comprising one or more aromatic nuclei possibly containing at least one hydrogen, oxygen, sulfur or phosphorus atom, said nuclei possibly being condensed nuclei and/or said nuclei possibly carrying at least one substituent selected from halogens, —

    CN, —

    NO2, —

    SCN, —

    N3, —

    CF3, CF3CH2

    , CF2

    CF—

    O—

    , CF2

    CF—

    S—

    , perfluoroalkyl groups, fluoroalkyloxy groups, fluoroalkylthioxy groups, alkyl, alkenyl, oxa-alkyl, oxa-alkenyl, aza-alkyl, aza-alkenyl, thia-alkyl, thia-alkenyl radicals, polymer radicals, radicals having at least one cationic ionophoric group and/or at least one anionic ionophoric group;

    with the proviso that a substituent Z may be a monovalent radical, part of a multivalent radical carrying a plurality of groups RF

    S(O)x

    N—

    , or a polymer segment;

    or Z is a radical RD

    Y—

    in which Y is a sulfonyl, sulfinyl or phosphonyl group and RD is a radical selected from the group consisting of;

    a) alkyl or alkenyl radicals, aryl, arylalkyl, allylaryl or alkenylaryl radicals, alicyclic or heterocyclic radicals, including polycyclic radicals;

    b) alkyl or alkenyl radicals comprising at least one functional ether, thioether, amine, imine, carboxyl, carbonyl, hydroxy, silyl, isocyanate or thioisocyanate group;

    c) aryl, arylalkyl, arylalkenyl, alkylaryl or alkenylaryl radicals, in which the aromatic nuclei and/or at least one substituent of the nucleus comprises heteroatoms such as nitrogen, oxygen, sulfur;

    d) radicals comprising condensed aromatic cycles which possibly comprise at least one heteroatom selected from nitrogen, oxygen, sulfur;

    e) halogenated alkyl, alkenyl, aryl, arylalkyl, alkylaryl or alkenylaryl radicals in which the number of carbon atoms carrying at least one halogen is at least equal to the number of non-halogenated carbon atoms, the carbon in α

    position of group Y not being halogenated when Y is —

    SO2

    , said radicals possibly comprising functional ether, thioether, amine, imine, carboxyl, carbonyl, hydroxy, silyl, isocyanate or thioisocyanate groups;

    f) radicals RCC(R′

    )(R″

    )—

    O—

    in which RC is an alkyl perfluorinated radical and R′ and

    R″

    are independently from one another, an hydrogen atom or a radical as defined in a), b), c) or d) above;

    g) radicals (RB)2N—

    , in which the RB, identical or different, are such as defined in a), b), c), d) and e) above, one of the RB may be a hydrogen atom, or the two radicals RB together form a bivalent radical which forms a cycle with N;

    h) radicals consisting of a polymer chain;

    i) radicals having one or more cationic ionophoric groups and/or one or more anionic ionophoric groups;

    with the proviso that a substituent RD may be a monovalent radical, part of a multivalent radical carrying a plurality of groups RFS(O)x

    N—

    Y—

    , or a segment of a polymer;

    with the proviso that, when Y is a sulfonyl or a carbonyl, and RD is a radical such as defined in a), RF is RACF2

    , RACF2CF2

    , RACF2CF(CF3)—

    , CF3C(RA)F—

    or a perhaloalkyl radical having 1 to 2 carbon atoms.

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