초록 ▼

Ionic liquids having improved properties for application in non-aqueous batteries, electrochemical capacitors, electroplating, catalysis and chemical separations are disclosed. Exemplary compounds have one of the following formulas: [ STR 1 ] wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and

Ionic liquids having improved properties for application in non-aqueous batteries, electrochemical capacitors, electroplating, catalysis and chemical separations are disclosed. Exemplary compounds have one of the following formulas: [ STR 1 ] wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are either H; F; separate alkyl groups of from 1 to 4 carbon atoms, respectively, or joined together to constitute a unitary alkylene radical of from 2 to 4 carbon atoms forming a ring structure converging on N; or separate phenyl groups; and wherein the alkyl groups, alkylene radicals or phenyl groups may be substituted with electron withdrawing groups, preferably F--, Cl--, CF.sub.3 --, SF.sub.5 --, CF.sub.3 S--, (CF.sub.3).sub.2 CHS-- or (CF.sub.3).sub.3 CS--; and X.sup.- is a non-Lewis acid-containing polyatomic anion having a van der Waals volume exceeding 100 .ANG..sup.3.

대표청구항 ▼

[ What is claimed is:] [1.] A hydrophobic ionic liquid comprising a cation and an anion, wherein said cation is selected from the group consisting of: [ STR 7 ] wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are either H; or F; or separate alkyl groups of from 1 to 4 carbon atoms,

[ What is claimed is:] [1.] A hydrophobic ionic liquid comprising a cation and an anion, wherein said cation is selected from the group consisting of: [ STR 7 ] wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are either H; or F; or separate alkyl groups of from 1 to 4 carbon atoms, respectively; or two said separate alkyl groups are joined together to constitute a unitary alkylene radical of from 2 to 4 carbon atoms forming a ring structure converging on N; or separate phenyl groups; and wherein said alkyl groups, unitary alkylene radical or phenyl groups are optionally substituted with electron withdrawing groups; andwherein said anion is a non-Lewis acid-containing polyatomic anion having a van der Waals volume exceeding 100 .ANG..sup.3.