摘要:
The present invention relates to copolymers, to a process for their preparation and to their use for the production of ionically conductive materials. A copolymer according to the invention consists of monomer units corresponding to the formula --CH.sub.2 --O--CHR--CH.sub.2 O (I) and monomer units corresponding to the formula --CH.sub.2 --CHR'--O-- (II), in which: R denotes a hydrogen atom, a linear or branched alkyl radical containing from 1 to 8 carbon atoms or a radical CH.sub.3 (--O--CH.sub.2 --CH.sub.2).sub.n --O--CH.sub.2 --, in which 1.ltoreq.n.ltoreq.10; R' denotes an aliphatic radical containing an unsaturation which can be polymerized by a radical route and inert in the conditions of cationic polymerization. The copolymers can be obtained by cationic polymerization of the appropriate oxirane and dioxolane. Application to the production of ionically conductive materials.
摘要:
The invention relates to an tonically conductive material, to its preparation and to its uses. The material includes at least one ionic compound in solution in an aprotic solvent, chosen from the compounds (1/mM)+[(ZY)2N]−, (1/mM)+[(ZY)3C]− and (1/mM)+[(ZY)2CQ]−, in which Y denotes SO2 or POZ, Q denotes —H, —COZ or Z, each substituent Z independently denotes a fluorine atom or an optionally perfluorinated organic group which optionally contains at least one polymerizable functional group, at least one of the substituents Z denoting a fluorine atom, and M denotes a cation. Application to electrochemical generators, supercapacities, to the doping of polymers and to electrochromic devices.
摘要:
The copolymer described is a segmented copolymer consisting essentially of organic segments A which have a number i of reactive ends such that i is from 1 to 6 inclusive, and segments B which have a number j of reactive ends such that j is from 1 to 6 inclusive. The segments B have redox properties and each segment A is connected to at least one segment B by a group Y and vice versa, the group Y being an ether, thioether, secondary amine, tertiary amine, secondary amide, tertiary amide, imide, quarternary ammonium group, or a group having a carbon--carbon bond. The respective weighted molar mean of i and j is 2 or more. Application to electrochemical generators and electrochromic systems.
摘要:
The invention relates to an ionically conductive material, to its preparation and to its uses. The material includes at least one ionic compound in solution in an aprotic solvent, chosen from the compounds (1/mM)+[(ZY)2N]−, (1/mM)+[(ZY)3C]− and (1/mM)+[(ZY)2CQ]−, in which Y denotes SO2 or POZ, Q denotes —H, —COZ or Z, each substituent Z independently denotes a fluorine atom or an optionally perfluorinated organic group which optionally contains at least one polymerizable functional group, at least one of the substituents Z denoting a fluorine atom, and M denotes a cation. Application to electrochemical generators, supercapacities, to the doping of polymers and to electrochromic devices.
摘要:
An ionically conductive material which contains at least one ionic compound in solution in an aprotic solvent, wherein the ionic compound is selected from the group consisting of compounds of the formulae (1/mM).sup.61 ((ZY)2N).sup..crclbar., (1/mM).sup..sym. ((ZY).sub.3 C).sup..crclbar., or (1/mM).sup..sym. ((ZY).sub.2 CQ).sup..crclbar., wherein M, Z, Y and Q are as defined herein.
摘要:
The present invention relates to ionically conductive polymeric materials, to their preparation and to their use as a solid electrolyte. The materials comprise a solid solution of one or more salts in a polymer and are characterized in that the transport and the mobility of a metal cation M.sup.n+ which has the valency n, 1.ltoreq.n.ltoreq.5, are provided by at least one complex anion, corresponding to the general formula [MZ.sub.n Y.sub.p ].sup.p- formed between an anionic ligand Z.sup.-, an anionic ligand Y.sup.- and the cation M.sup.n+, with 1.ltoreq.p.ltoreq.3. Application to the formation of electrochemical generators and of electrochemical systems which make it possible to affect the transmission of light.
摘要:
This invention has as its subject a basic organo-mineral proton conducting polymer, produced by copolymerization of three precursors:a precursor based upon a trialkoxysilane, onto which a methane sulphonamide group is grafted by means of an alkyl or aryl link,a "deprotonizing" precursor based upon a trialkoxysilane, onto which is grafted a group derived from a nitrogenous base, preferably an imidazoline group, by means of an alkyl or aryl link,a "plasticizing" and solvating precursor, having at least one urea group which is the product of a reaction between a primary mono-, di- or triamine D and a trialkoxysilane E onto which an isocyanate group has been grafted by means of an alkyl link.
摘要:
The invention relates to monomers derived from perhalogenated sultones, to a process for their preparation, to the polymers obtained from the said monomers and to their use for the production of ion-conductive materials. The monomers are compounds corresponding to the formula A-CFX--SO.sub.2 Z in which A denotes one groups �sic! R.sup.3 --O--CF.sub.2 -- or R.sup.3 - or R.sup.1 R.sup.2 N--CO--; Z denotes F, Cl, --OSi(CH.sub.3).sub.3 or an ionic group, Z being other than F when A denotes R.sup.3 --O--CF.sub.2 -- or R.sup.3 -; X denotes F, Cl, H or R.sub.F, X being R.sub.F when A denotes R.sup.3 -; the radicals R.sup.1, R.sup.2 and R.sup.3 are chosen from polymerizable nonperfluorinated organic radicals; R.sub.F is chosen from perfluoroalkyl radicals and perfluoroaryl radicals. The polymers obtained from these monomers can be employed for the production of ion-conductive materials.
摘要:
The invention relates to monomers derived from perhalogenated sultones, to a process for their preparation, to the polymers obtained from the said monomers and to their use for the production of ion-conductive materials.The monomers are compounds corresponding to the formula A--CFX--SO.sub.2 Z in which A denotes one groups R.sup.3 O--CF.sub.2 -- or R.sup.3 -- R.sup.1 R.sup.2 N--CO--; Z denotes F, Cl, --OSi(CH.sub.3).sub.3 or an ionic group, Z being other than F when A denotes R.sup.3 O--CF.sub.2 -- or R.sup.3 --; X denotes F, Cl, H or R.sub.F, X being R.sub.F when A denotes R.sup.3 --; the radicals R.sup.1, R.sup.2 and R.sup.3 are chosen from polymerizable nonperfluorinated organic radicals; R.sub.F is chosen from perfluoroalkyl radicals and perfluoroaryl radicals.The polymers obtained from these monomers can be employed for the production of ion-conductive materials.
摘要:
Bis(perfluorosulphonyl)methanes, process for preparing same and uses thereof. The compounds of the invention are based on the formula (1/nM)+[(R.sub.F SO.sub.2).sub.2 CY].sup.- in which Y denotes an electron-attracting group chosen from --C.dbd.N and RZ groupings in which Z denotes a carbonyl grouping, sulphonyl grouping or a phosphonyl grouping and R denotes an organic monovalent grouping, M denotes a metal having valency n or an organic group capable of existing in the cationic form, R.sub.F denotes a perfluoroalkyl or perfluoroaryl grouping. Said compounds are especially useful in the production of electrochemical devices.