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US5346787A
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Allyl carbonate polymer solid electrolytes
Assignee: Valence Technology Inc
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Filing: 1993-04-19
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Granted: 1994-09-13
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Expires: 2013-04-19
Abstract
Abstract This invention is directed to novel allyl carbonates and to solid electrolytes containing a solid matrix having incorporated therein allyl carbonates. The solid matrix is used in an electrolytic cell.
Inventors
- 👤 Benjamin Chaloner-Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:36
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/181; C; C08; C08K; C08K3/00; C08K3/30; C08K3/32; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
116 words
A single phase, solid, solvent- containing electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and a solvent; wherein said solid polymeric matrix is obtained by polymerizing an allyl carbonate monomer represented by Formula I: CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III: --[OC(O)].sub.a OR.sub.1 II and [OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where R 1 is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is an integer of 1 or 2, and b is an integer from 1 to 4.
Claim 2
Dependent Claim
116 words
A single phase, solid, solvent- containing electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and a solvent; wherein said solid polymeric matrix is obtained by polymerizing an allyl carbonate monomer represented by Formula I: CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III: --[OC(O)].sub.a OR.sub.1 II and [OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where R 1 is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is an integer of 1 or 2, and b is an integer from 1 to 4.
Claim 3
Dependent Claim
15 words
An electrolyte according to claim 1, wherein the allyl carbonate monomer is allyl methyl carbonate.
Claim 4
Dependent Claim
15 words
An electrolyte according to claim 1, wherein the inorganic ion salt is LiAsF 6 .
Claim 5
Dependent Claim
13 words
An electrolyte according to claim 1, wherein the inorganic ion salt is LiPF6.
Claim 6
Dependent Claim
21 words
An electrolyte according to claim 1, wherein the solid polymeric matrix comprises repeating units of urethane acrylate and allyl methyl carbonate.
Claim 7
Dependent Claim
127 words
An electrolytic cell which comprises: an anode a cathode; and interposed therebetween a single phase, solid, solvent-containing electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and a solvent wherein said solid polymeric matrix is obtained by polymerizing an organic monomer represented by Formula I: CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III --[OC(O)].sub.a OR.sub.1 II and [OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where each R l is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is an integer of 1 or 2, and b is an integer from 1 to 4.
Claim 8
Dependent Claim
127 words
An electrolytic cell which comprises: an anode a cathode; and interposed therebetween a single phase, solid, solvent-containing electrolyte which comprises: a solid polymeric matrix; an inorganic ion salt; and a solvent wherein said solid polymeric matrix is obtained by polymerizing an organic monomer represented by Formula I: CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III --[OC(O)].sub.a OR.sub.1 II and [OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where each R l is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is an integer of 1 or 2, and b is an integer from 1 to 4.
Claim 9
Dependent Claim
16 words
An electrolytic cell according to claim 6, wherein the allyl carbonate monomer comprises allyl methyl carbonate.
Claim 10
Dependent Claim
16 words
An electrolytic cell according to claim 6, wherein the inorganic ion salt is LiAsF 6 .
Claim 11
Dependent Claim
16 words
An electrolytic cell according to claim 6, wherein the inorganic ion salt is LiPF 6 .
Claim 12
Dependent Claim
22 words
An electrolytic cell according to claim 6, wherein the solid polymeric matrix comprises repeating units of urethane acrylate and allyl methyl carbonate.
Claim 13
Independent Claim
141 words
A method for producing an electrolytic cell comprising the steps of: (a) selecting an anode; (b) selecting a cathode having a, (c) subjecting to polymerization conditions a mixture comprising an allyl carbonate represented by Formula I, an inorganic ion salt, and a solvent to form a single-phase, solid, solvent-containing electrolyte; and (d) interposing said electrolyte between said anode and said cathode; wherein Formula I is CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III, --[OC(O)].sub.a OR.sub.1 II and --[OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where R 1 is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is 1 or 2, and b is an integer from 1 to 4.
Claim 14
Independent Claim
141 words
A method for producing an electrolytic cell comprising the steps of: (a) selecting an anode; (b) selecting a cathode having a, (c) subjecting to polymerization conditions a mixture comprising an allyl carbonate represented by Formula I, an inorganic ion salt, and a solvent to form a single-phase, solid, solvent-containing electrolyte; and (d) interposing said electrolyte between said anode and said cathode; wherein Formula I is CH.sub.2 ═CHCH.sub.2 R I where R is selected from the group consisting of aliphatic carbonates having the Formulae II and III, --[OC(O)].sub.a OR.sub.1 II and --[OC(O)OR.sub.2 ].sub.b OC(O)OR.sub.1 III where R 1 is independently selected from the group consisting of alkyl of from 1 to 4 carbon atoms, and allyl, R 2 is an alkylene group of 2 to 4 carbon atoms, a is 1 or 2, and b is an integer from 1 to 4.
Claim 15
Dependent Claim
15 words
A method according to claim 11, wherein the allyl carbonate monomer comprises allyl methyl carbonate.
Claim 16
Dependent Claim
15 words
A method according to claim 11, wherein the inorganic ion salt is LiAsF 6 .
Claim 17
Dependent Claim
15 words
A method according to claim 11, wherein the inorganic ion salt is LiPF 6 .
Claim 18
Dependent Claim
21 words
A method according to claim 11, wherein the solid polymeric matrix comprises repeating units of urethane acrylate and allyl methyl carbonate.
Claim 19
Dependent Claim
26 words
A method according to claim 11, wherein the repeating units formed from the allyl carbonate monomer comprises less than about 30 weight percent of the electrolyte.
Claim 20
Dependent Claim
26 words
A method according to claim 11, wherein repeating units formed from the allyl carbonate comprise from about 15 to about 25 weight percent of the electrolyte.
References Cited (Backward Citations)
US4737422A
Cited
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