US5633098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Batteries containing single-ion conducting solid polymer electrolytes
Assignee: SRI International Inc
•
Filing: 1996-05-10
•
Granted: 1997-05-27
•
Expires: 2016-05-10
Abstract
Abstract Novel batteries containing single-ion conducting polymer electrolytes (SPEs) are provided. The polymers are polysiloxanes substituted with fluorinated poly(alkylene oxide) side chains having associated ionic species. The polymers have the following structure <IMAGE> (I) in which R1, R2 and n are as defined herein.
Inventors
- 👤 Subhash C. Narang
- 👤 Susanna C. Ventura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:31
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C08G65/223; C08G65/226; C08G77/00; C08G77/04; C08G77/38; C08G77/382; C08G77/42; C08G77/46; H; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/122; H01G; H01G11/00; H01G11/54; H01G11/56; H01G9/00; H01G9/004; H01G9/022; H01M; H01M10/00; H01M10/05; H01M10/052; H01M10/056; H01M10/0564; H01M10/0565; H01M6/00; H01M6/14; H01M6/18; H01M6/181; H01M8/00; H01M8/10; H01M2008/1095; H01M2300/00; H01M2300/0017; H01M2300/0065; H01M2300/0082; H01M6/22; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02E60/13; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
154 words
A solid-state battery comprising a positive electrode, a negative electrode, and a polymer having the structure ##STR32## wherein: R 1 and R 2 are individually selected from the group consisting of moieties having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 R.sup.3 in which R 3 is --OM, --N(M)SO 2 CF 3 or --C(M)(SO 2 CF 3 ) 2 and M is an alkali metal, or wherein one of R 1 and R 2 has the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 R.sup.3 and the other is selected from the group consisting of hydrogen, lower alkyl, fluorinated lower alkyl, lower alkenyl, fluorinated lower alkenyl, aryl, and aralkylene; x1 and z1 may be the same or different and are integers in the range of 1 to 100 inclusive; y1 is an integer in the range of 0 to 100 inclusive; and n is an integer indicating the number of mer units in the polymer.
Claim 2
Dependent Claim
154 words
A solid-state battery comprising a positive electrode, a negative electrode, and a polymer having the structure ##STR32## wherein: R 1 and R 2 are individually selected from the group consisting of moieties having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 R.sup.3 in which R 3 is --OM, --N(M)SO 2 CF 3 or --C(M)(SO 2 CF 3 ) 2 and M is an alkali metal, or wherein one of R 1 and R 2 has the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 R.sup.3 and the other is selected from the group consisting of hydrogen, lower alkyl, fluorinated lower alkyl, lower alkenyl, fluorinated lower alkenyl, aryl, and aralkylene; x1 and z1 may be the same or different and are integers in the range of 1 to 100 inclusive; y1 is an integer in the range of 0 to 100 inclusive; and n is an integer indicating the number of mer units in the polymer.
Claim 3
Dependent Claim
11 words
The solid-state battery of claim 1 wherein R 3 is --OM.
Claim 4
Dependent Claim
10 words
The solid-state battery of claim 2 wherein M is lithium.
Claim 5
Dependent Claim
30 words
The solid-state battery of claim 2 wherein n is selected to provide the polymer with a weight average molecular weight M w in the range of approximately 10,000 to 3,000,000.
Claim 6
Dependent Claim
30 words
The solid-state battery of claim 4 wherein n is selected to provide the polymer with a weight average molecular weight M w in the range of approximately 100,000 to 1,000,000.
Claim 7
Dependent Claim
15 words
The solid-state battery of claim 1 wherein R 3 is --N(M)SO 2 CF 3 .
Claim 8
Dependent Claim
10 words
The solid-state battery of claim 6 wherein M is lithium.
Claim 9
Dependent Claim
17 words
The solid-state battery of claim 1 wherein R 3 is --C(M)(SO 2 CF 3 ) 2 .
Claim 10
Dependent Claim
10 words
The solid-state battery of claim 8 wherein M is lithium.
Claim 11
Dependent Claim
10 words
The solid-state battery of claim 1 wherein M is lithium.
Claim 12
Dependent Claim
26 words
The solid-state battery of claim 1 wherein R 1 and R 2 are the same moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.3 Li.
Claim 13
Dependent Claim
48 words
The solid-state battery of claim 1 wherein R 1 is a moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.3 Li and R 2 is a moiety selected from the group consisting of hydrogen, lower alkyl, fluorinated lower alkyl, lower alkenyl, fluorinated lower alkenyl, aryl and aralkylene.
Claim 14
Dependent Claim
27 words
The solid-state battery of claim 1 wherein R 1 and R 2 are the same moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 N(Li)SO.sub.2 CF.sub.3.
Claim 15
Dependent Claim
49 words
The solid-state battery of claim 1 wherein R 1 is a moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 N(Li)SO.sub.2 CF.sub.3 and R 2 is a moiety selected from the group consisting of hydrogen, lower alkyl, fluorinated lower alkyl, lower alkenyl, fluorinated lower alkenyl, aryl and aralkylene.
Claim 16
Dependent Claim
27 words
The solid-state battery of claim 1 wherein R 1 and R 2 are the same moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 C(Li)(SO.sub.2 CF.sub.3).sub.2.
Claim 17
Dependent Claim
49 words
The solid-state battery of claim 1 wherein R 1 is a moiety having the structure --(CH.sub.2).sub.x1 (OCH.sub.2 CH.sub.2).sub.y1 (OCF.sub.2 CF.sub.2).sub.z1 SO.sub.2 C(Li)(SO.sub.2 CF.sub.3).sub.2 and R 2 is a moiety selected from the group consisting of hydrogen, lower alkyl, fluorinated lower alkyl, lower alkenyl, fluorinated lower alkenyl, aryl and aralkylene.
References Cited (Backward Citations)
US3412129A
Cited
US3655712A
Cited
US4012313A
Cited
US3948963A
Cited
US4818644A
Cited
US4906537A
Cited
US5153080A
Cited
US5183716A
Cited
US5359101A
Cited
US5102751A
Cited
US5061581A
Cited
US5223353A
Cited
US5096561A
Cited
US5219679A
Cited
US5283310A
Cited
US5235017A
Cited
US5316871A
Cited
US5357025A
Cited
US5296318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2000-05-26 | 2000-11-25 | 2001-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-05-26 | 2004-11-25 | 2005-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-05-26 | 2008-11-25 | 2009-05-27 | $7700.00 | Window Closed / Lapsed |