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US4399203A
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Sulfide and selenide compositions
Assignee: Standard Oil Co
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Filing: 1982-04-15
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Granted: 1983-08-16
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Expires: 2002-04-15
Abstract
Abstract Novel sulfide, polysulfide, selenide and polyselenide compositions are provided which are useful as ionic conducting solid electrolytes. Electrical energy storage devices utilizing such electrolytes are also provided.
Inventors
- 👤 Phillip D. Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:13
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; C; C01; C01B; C01B19/00; C01B19/007
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
79 words
A composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ].sub.n (I) wherein: Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 2
Dependent Claim
79 words
A composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ].sub.n (I) wherein: Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 3
Dependent Claim
89 words
An ionic conducting solid electrolyte comprising a composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ].sub.n (I) wherein: Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer or a combination thereof; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 4
Dependent Claim
89 words
An ionic conducting solid electrolyte comprising a composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ].sub.n (I) wherein: Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer or a combination thereof; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 5
Dependent Claim
11 words
The composition of claims 1 or 2 wherein Y is S.
Claim 6
Dependent Claim
11 words
The composition of claims 1 or 2 wherein Z is Cl.
Claim 7
Dependent Claim
11 words
The composition of claims 1 or 2 wherein A is Li.
Claim 8
Dependent Claim
127 words
An electrical energy storage device comprising: (a) a housing; (b) at least two electrodes, including a positive electrode and a negative electrode, positioned within said housing; and, (c) an ionic conducting solid electrolyte disposed between and electrically contacting said electrodes; and wherein said ionic conducting solid electrolytes comprises a composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ] (I) wherein Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 9
Dependent Claim
127 words
An electrical energy storage device comprising: (a) a housing; (b) at least two electrodes, including a positive electrode and a negative electrode, positioned within said housing; and, (c) an ionic conducting solid electrolyte disposed between and electrically contacting said electrodes; and wherein said ionic conducting solid electrolytes comprises a composition of the formula: [AlYZ.sub.2 ].sub.n [A.sub.a Cs.sub.b ] (I) wherein Y is selected from the group consisting of S and Se; Z is selected from the group consisting of Cl, Br and I or combinations thereof; A is selected from the group consisting of Li, Na or K or combinations thereof; n is a positive integer; a is a number greater than 0.1, b is a number greater than 0.01 and the sum of a+b equals 1.
Claim 10
Dependent Claim
31 words
The electrical energy storage device of claim 6 further comprising a first current carrier electrically connected to the positive electrode and a second current carrier electrically connected to the negative electrode.
Claim 11
Dependent Claim
15 words
The electrical energy storage device of claim 6 wherein Y in formula (I) is S.
Claim 12
Dependent Claim
15 words
The electrical energy storage device of claim 6 wherein Z in formula (I) is Cl.
Claim 13
Dependent Claim
15 words
The electrical energy storage device of claim 6 wherein A in formula (I) is Li.
References Cited (Backward Citations)
US4367267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-08-15 | 1987-02-14 | 1987-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-08-15 | 1991-02-14 | 1991-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-08-15 | 1995-02-14 | 1995-08-16 | $7700.00 | Window Closed / Lapsed |