US5300376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Highly conductive electrolyte for use in an ambient temperature rechargeable lithium battery and ambient temperature rechargeable lithium battery including said electrolyte
Assignee: United States Department of the Army
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Filing: 1992-09-15
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Granted: 1994-04-05
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Expires: 2012-09-15
Abstract
Abstract A highly conductive electrolyte is provided for use in an ambient temperae rechargeable lithium battery including a lithium intercalating anode and a more positive lithium intercalating cathode. The electrolyte includes a solution of a lithium salt in acetonitrile.
Inventors
- 👤 Edward J. Plichta
- 👤 Wishvender K. Behl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:29
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/05; H01M10/056; H01M10/0564; H01M10/0566; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
109 words
A highly conductive electrolyte for use in an ambient temperature rechargeable lithium battery including a lithium intercalcating anode selected from the group consisting of TiS 2 , WO 2 , MoO 2 , VSe 2 , Li 2 TiS 2 , Li 2 VSe 2 , lithiated graphite, lithiated carbon, and lithiated petroleum coke, and a lithium intercalating cathode selected from the group consisting of LiCoO 2 and LiNiO 2 , said electrolyte having a solution of a lithium salt in acetonitrile, wherein the lithium salt is selected from the group consisting of LiAsF 2 , LiAlCl 4 , LiClO 4 , LiBF 4 , and LiPF 6 .
Claim 2
Dependent Claim
109 words
A highly conductive electrolyte for use in an ambient temperature rechargeable lithium battery including a lithium intercalcating anode selected from the group consisting of TiS 2 , WO 2 , MoO 2 , VSe 2 , Li 2 TiS 2 , Li 2 VSe 2 , lithiated graphite, lithiated carbon, and lithiated petroleum coke, and a lithium intercalating cathode selected from the group consisting of LiCoO 2 and LiNiO 2 , said electrolyte having a solution of a lithium salt in acetonitrile, wherein the lithium salt is selected from the group consisting of LiAsF 2 , LiAlCl 4 , LiClO 4 , LiBF 4 , and LiPF 6 .
Claim 3
Dependent Claim
16 words
A highly conductive electrolyte according to claim 1 wherein the lithium salt is LiAsF 6 .
Claim 4
Dependent Claim
16 words
A highly conductive electrolyte according to claim 1 wherein the lithium salt is LiAlCl 4 .
Claim 5
Dependent Claim
16 words
A highly conductive electrolyte according to claim 1 wherein the electrolyte salt is LiBF 4 .
Claim 6
Dependent Claim
16 words
A highly conductive electrolyte according to claim 1 wherein the electrolyte salt is LiBF 4 .
Claim 7
Dependent Claim
16 words
A highly conductive electrolyte according to claim 1 wherein the electrolyte salt is LiPF 6 .
Claim 8
Dependent Claim
22 words
A highly conductive electrolyte according to claim 2 wherein the electrolyte is a solution of about 1.5 molar LiAsF 6 in acetonitrile.
Claim 9
Dependent Claim
106 words
An ambient temperature chargeable lithium battery system comprising a lithium intercalating anode selected from the group consisting of TiS 2 , WO 2 , MoO 2 , VSe 2 , Li 2 TiS 2 , Li 2 VSe 2 , lithiated graphite, lithiated carbon, and lithiated petroleum coke, a lithium intercalating cathode selected from the group consisting of LiCoO 2 and LiNiO 2 and a solution of a lithium salt in acetonitrile as the electrolyte wherein the lithium salt in the electrolyte solution is selected from the group consisting of LiAlCl 4 , LiClO 4 , LiBF 4 , LiAsF 6 , and LiPF 6 .
Claim 10
Dependent Claim
106 words
An ambient temperature chargeable lithium battery system comprising a lithium intercalating anode selected from the group consisting of TiS 2 , WO 2 , MoO 2 , VSe 2 , Li 2 TiS 2 , Li 2 VSe 2 , lithiated graphite, lithiated carbon, and lithiated petroleum coke, a lithium intercalating cathode selected from the group consisting of LiCoO 2 and LiNiO 2 and a solution of a lithium salt in acetonitrile as the electrolyte wherein the lithium salt in the electrolyte solution is selected from the group consisting of LiAlCl 4 , LiClO 4 , LiBF 4 , LiAsF 6 , and LiPF 6 .
Claim 11
Dependent Claim
22 words
An ambient temperature rechargeable lithium battery system according to claim 8 wherein the lithium intercalating and is Li 2 TiS 2 .
Claim 12
Dependent Claim
20 words
An ambient temperature rechargeable lithium battery system according to claim 11 wherein the lithium intercalating cathode is LiCoO 2 .
Claim 13
Dependent Claim
20 words
An ambient temperature rechargeable lithium battery system according to claim 8 wherein the lithium intercalating cathode is LiNiO 2 .
Claim 14
Dependent Claim
23 words
An ambient temperature rechargeable lithium battery system according to claim 8 wherein the lithium salt in the electrolyte solution is LiAsF 6 .
Claim 15
Dependent Claim
32 words
An ambient temperature rechargeable lithium battery system including TiS 2 as the anode, LiCoO 2 as the cathode, and a solution of about 1.5 molar LiAsF 6 in acetonitrile as the electrolyte.
Claim 16
Dependent Claim
32 words
An ambient temperature rechargeable lithium battery system including TiS 2 as the anode, LiCoO 2 as the cathode, and a solution of about 1.5 molar LiAsF 6 in acetonitrile as the electrolyte.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1997-04-04 | 1997-10-04 | 1998-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-04-04 | 2001-10-04 | 2002-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-04-04 | 2005-10-04 | 2006-04-05 | $7700.00 | Window Closed / Lapsed |