Perfluoroalkylsulfonates, sulfonimides, and sulfonyl methides, and electrolytes containing them
First Claim
1. An electrolyte composition comprising a salt disposed in a matrix,said salt having a formula selected from the group consisting of ##STR11## in which X- is selected from the group consisting of --O-, --N- SO2 Rf3 and ##STR12## Z is selected from the group consisting of --CF2 --, --O--, --NRf8 --, and --SF4 --;
- Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
Rf3, Rf4, and Rf5, independently, are selected from the group consisting of --CF3, --Cm F2m+1, --(CF2)q --SO2 --X- M+, ##STR13## Rf8 is selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
Rf6 and Rf7, independently, are perfluoroalkylene moieties having the formula --Cr F2r ;
where n is 1-4;
r is 1-4;
m is 1-12;
q is 1-4; and
M+ is a counterion.
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Accused Products
Abstract
An electrolyte composition that includes a salt disposed in a matrix in which the salt has a formula selected from the group consisting of ##STR1## in which X- is --O-, --N- SO2 Rf3, or ##STR2## Z is --CF2 --, --O--, --NRf8 --, or --SF4 --; Rf1 and Rf2, independently, are --CF3, --Cm F2m+1, or --(CF2)q --SO2 --X- M+ ; Rf3, Rf4, and Rf5, independently, are --CF3, --Cmf2m+1, --(CF2)q --X- M+, ##STR3## Rf8 is --CF3, --Cm F2m+1, or --(CF2)q --SO2 --X- M+ ; Rf6 and Rf7, independently, are perfluoroalkylene moieties having the formula --Cr F2r ; n is 1-4; r is 1-4; m is 1-12; q is 1-4; and M+ is a counterion.
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Citations
14 Claims
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1. An electrolyte composition comprising a salt disposed in a matrix,
said salt having a formula selected from the group consisting of ##STR11## in which X- is selected from the group consisting of --O-, --N- SO2 Rf3 and ##STR12## Z is selected from the group consisting of --CF2 --, --O--, --NRf8 --, and --SF4 --; - Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
Rf3, Rf4, and Rf5, independently, are selected from the group consisting of --CF3, --Cm F2m+1, --(CF2)q --SO2 --X- M+, ##STR13## Rf8 is selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
Rf6 and Rf7, independently, are perfluoroalkylene moieties having the formula --Cr F2r ;
where n is 1-4;
r is 1-4;
m is 1-12;
q is 1-4; and
M+ is a counterion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
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11. A battery comprising:
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at least one positive electrode; at least one negative electrode; and an electrolyte comprising a salt disposed in a matrix, said salt having the formula selected from the group consisting of ##STR18## in which X- is selected from the group consisting of O-, N- SO2 Rf3, and ##STR19## Z is selected from the group consisting of --CF2 --, --O--, --NRf8, and --SF4 --, Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+, Rf3, Rf4, and Rf5, independently, are selected from the group consisting of --CF3, --Cm F2m+1, --(CF2)q --SO2 --X- M+, ##STR20## Rf8 is selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --X- M+ ;
Rf6 and Rf7, independently, are perfluoroalkylene moieties having the formula --Cr F2r ;
where n is 1-4;
r is 1-4;
m is 1-12;
q is 1-4; and
M+ is a counterion. - View Dependent Claims (12)
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13. A salt having a formula selected from the group consisting of ##STR21## in which X- is selected from the group consisting of --N- SO2 Rf3 and ##STR22## Z is selected from the group consisting of --CF2 --, --O--, --NRf8 --, and --SF4 --;
- Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --Q- M+ ;
Q is selected from the group consisting of --O-, --N- SO2 Rf3 and ##STR23## Rf3, Rf4, and Rf5, independently, are selected from the group consisting of --CF3, --Cm F2m+1, --(CF2)q --SO2 --Q- M+, ##STR24## Rf8 is selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --Q- M+ ;
Rf6 and Rf7, independently, are perfluoroalkylene moieties having the formula --Cr F2r ;
where n is 1-4;
r is 1-4;
m is 1-12;
q is 1-4; and
M+ is a counterion. - View Dependent Claims (14)
- Rf1 and Rf2, independently, are selected from the group consisting of --CF3, --Cm F2m+1, and --(CF2)q --SO2 --Q- M+ ;
Specification