US5358620A
Expired / Lapsed
US
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Allyl polyelectrolytes
Assignee: Valence Technology Inc
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Filing: 1993-10-13
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Granted: 1994-10-25
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Expires: 2013-10-13
Abstract
Abstract This invention is directed to novel solid electrolytes containing a solid polymeric matrix having incorporated therein allylic ester or carbonate. The solid electrolytes are used in electrochemical cells.
Inventors
- 👤 M. Neal Golovin
- 👤 Benjamin M. Chaloner-Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:01
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/181
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
171 words
A solid electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and an electrolyte solvent; wherein said solid polymeric matrix comprises an allylic represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
Claim 2
Dependent Claim
171 words
A solid electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and an electrolyte solvent; wherein said solid polymeric matrix comprises an allylic represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
Claim 3
Dependent Claim
21 words
A solid electrolyte according to claim 1, wherein said allylic compound is CH 2 ═CHCH 2 OC(O)OCH 2 CH═CH 2 .
Claim 4
Dependent Claim
23 words
A solid electrolyte according to claim 1, wherein said allylic compound is CH 2 ═CHCH 2 OSO 2 CH 2 CH═CH 2 .
Claim 5
Dependent Claim
21 words
A solid electrolyte according to claim 1, wherein said allylic compound is CH 2 ═CHCH 2 OC(O)CH 2 CH 3 .
Claim 6
Dependent Claim
19 words
A solid electrolyte according to claim 1, wherein said solid polymeric matrix is formed by cross-linking said allylic compound.
Claim 7
Dependent Claim
21 words
A solid electrolyte according to claim 1, wherein said polymeric matrix is formed by cross-linking said allylic compound with urethane acrylate.
Claim 8
Dependent Claim
17 words
A solid electrolyte according to claim 1, further including an ion conducting amount of LiPF 6 .
Claim 9
Dependent Claim
194 words
An electrolytic cell which comprises: an anode comprising a compatible anodic material; a cathode comprising a compatible cathodic material; and interposed therebetween a solid electrolyte which comprises: a solid polymeric matrix, an inorganic ion salt; and an electrolyte solvent; wherein said solid polymeric matrix comprises an allylic compound represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
Claim 10
Dependent Claim
194 words
An electrolytic cell which comprises: an anode comprising a compatible anodic material; a cathode comprising a compatible cathodic material; and interposed therebetween a solid electrolyte which comprises: a solid polymeric matrix, an inorganic ion salt; and an electrolyte solvent; wherein said solid polymeric matrix comprises an allylic compound represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
Claim 11
Dependent Claim
21 words
An electrolytic cell according to claim 8, wherein said allylic compound is CH 2 ═CHCH 2 OC(O)OCH 2 CH═CH 2 .
Claim 12
Dependent Claim
23 words
An electrolytic cell according to claim 8, wherein said allylic compound is CH 2 ═CHCH 2 OSO 2 CH 2 CH═CH 2 .
Claim 13
Dependent Claim
21 words
An electrolytic cell according to claim 8, wherein said allylic compound is CH 2 ═CHCH 2 OC(O)CH 2 CH 3 .
Claim 14
Dependent Claim
18 words
An electrolytic cell according to claim 8, wherein said polymeric matrix is formed by cross-linking said allylic compound.
Claim 15
Dependent Claim
20 words
An electrolytic cell according to claim 8, further including in said electrolyte an ion conducting amount of LiPF 6 .
Claim 16
Dependent Claim
16 words
An electrolytic cell according to claim 12, further including urethane acrylate in said solid polymeric matrix.
Claim 17
Independent Claim
215 words
A method for increasing the conductivity and/or increasing the flexibility or swellability of an electrochemical for an electrolytic cell which includes an anode comprising a compatible anodic material, a cathode comprising a compatible cathodic material and interposed therebetween a single phase, solid, solvent-containing electrolyte which comprises a solid polymeric matrix, an inorganic ion salt and an electrolyte solvent, said method comprising incorporating into the polymeric matrix an allyl compound represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
Claim 18
Independent Claim
215 words
A method for increasing the conductivity and/or increasing the flexibility or swellability of an electrochemical for an electrolytic cell which includes an anode comprising a compatible anodic material, a cathode comprising a compatible cathodic material and interposed therebetween a single phase, solid, solvent-containing electrolyte which comprises a solid polymeric matrix, an inorganic ion salt and an electrolyte solvent, said method comprising incorporating into the polymeric matrix an allyl compound represented by Formula I: R.sup.1 CH═CR.sup.2 (CH.sub.2).sub.p R.sup.3 I where R 1 and R 2 are independently selected from the group consisting of hydrogen and an alkyl group having from 1 to 3 carbon atoms and R 3 is selected from the group consisting of OC(O)(OR 4 ) n OR 5 , S(O 2 )(OR 4 ) n OR 5 and OC(O)R 6 C(O)(OR 4 ) n OR 5 , wherein R 4 is an alkylene group of from 2 to 4 carbon atoms such as ethylene or propylene, R 5 is a hydrocarbyl group of from 1 to 30 carbon atoms, R 6 is a divalent hydrocarbylene or oxyhydrocarbylene group such as ethylene, hexylene, or poly(oxyalkylene), in each case containing from 2 to about 20 carbon atoms, n is an integer from 0 to 50 and p is an integer from 1 to about 5.
References Cited (Backward Citations)
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