US5366829A
Expired / Lapsed
US
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Method of forming an anode material for lithium-containing solid electrochemical cells
Assignee: Valence Technology Inc
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Filing: 1993-06-14
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Granted: 1994-11-22
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Expires: 2013-06-14
Abstract
Abstract This invention is directed to lithium and lithium alloy metal substrates, coated with a polymeric layer containing dispersed lithium or lithium alloy metal particles. The coated metal finds use as anode material in solid electrochemical cells. A method of forming the same is disclosed.
Inventors
- 👤 Eileen S. Saidi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:22
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/04; H01M4/0402; H01M4/0404; H01M10/00; H01M10/05; H01M10/052; H01M10/056; H01M10/0564; H01M10/0565; H01M4/0411; H01M4/0416; H01M4/043; H01M4/0435; H01M4/13; H01M4/137; H01M4/36; H01M4/362; H01M4/366; H01M4/38; H01M4/60; H01M4/602; H01M2004/026; H01M2004/027; H01M2300/00; H01M2300/0017; H01M2300/0065; H01M2300/0082; H01M4/40; H01M4/405; H01M4/64; H01M4/66; H01M4/661; H01M50/00; H01M50/40; H01M50/46; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/931; Y10T; Y10T428/00; Y10T428/25; Y10T428/258; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31692; Y10T428/31855
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
51 words
A method of making a lithium anode material for solid electrochemical cells comprising the steps of: dispersing particles of lithium or lithium alloy metal in a polymer precursor composition; coating a lithium or lithium alloy metal surface with said polymer precursor composition; and partially or totally curing said polymer precursor composition.
Claim 2
Independent Claim
51 words
A method of making a lithium anode material for solid electrochemical cells comprising the steps of: dispersing particles of lithium or lithium alloy metal in a polymer precursor composition; coating a lithium or lithium alloy metal surface with said polymer precursor composition; and partially or totally curing said polymer precursor composition.
Claim 3
Dependent Claim
25 words
The method according to claim 6 wherein said curing is carried out by exposing said polymer precursor composition to ultraviolet light or an electron beam.
Claim 4
Independent Claim
67 words
A method of making a lithium anode material for solid electrochemical cells comprises the steps of: dispersing particles of lithium or lithium alloy metal in a melt or solution of intrinsically conductive polymer to form a coating composition; coating a lithium or lithium alloy metal surface with said composition; and permitting said composition to form a solid polymeric layer on said lithium or lithium alloy metal surface.
Claim 5
Independent Claim
67 words
A method of making a lithium anode material for solid electrochemical cells comprises the steps of: dispersing particles of lithium or lithium alloy metal in a melt or solution of intrinsically conductive polymer to form a coating composition; coating a lithium or lithium alloy metal surface with said composition; and permitting said composition to form a solid polymeric layer on said lithium or lithium alloy metal surface.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-11-21 | 1998-05-23 | 1998-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-11-21 | 2002-05-23 | 2002-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-11-21 | 2006-05-23 | 2006-11-22 | $7700.00 | Window Closed / Lapsed |