Patent US4886572A successfully refreshed from Google Patents.
US4886572A
Expired / Lapsed
US
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Composite electrode comprising a bonded body of aluminum and electroconductive polymer and electric cell using such a composite electrode
Assignee: Ricoh Co Ltd
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Filing: 1988-12-13
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Granted: 1989-12-12
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Expires: 2008-12-13
Abstract
Abstract A bonded body of aluminum and electroconductive polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (HOO) face (H=1,2,4) as a crystal face at said surface.
Inventors
- 👤 Okitoshi Kimura
- 👤 Toshiyuki Kabata
- 👤 Toshiyuki Ohsawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:59
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/13; H01M4/137; H01G; H01G11/00; H01G11/22; H01G11/30; H01G11/46; H01G11/48; H01G11/52; H01G11/54; H01G11/56; H01M10/00; H01M10/05; H01M4/36; H01M4/60; H01M4/64; H01M4/66; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02E60/13; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12472; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/24; Y10T428/24479; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
32 words
A bonded body of aluminum and electroconductive polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 2
Dependent Claim
32 words
A bonded body of aluminum and electroconductive polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 3
Independent Claim
48 words
A method of manufacturing a bonded body of aluminum and electroconductive polymer by means of electrolytic polymerization, comprising depositing electroconductive polymer on a surface of a body of aluminum connected as a reduction electrode, said aluminum mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 4
Independent Claim
48 words
A method of manufacturing a bonded body of aluminum and electroconductive polymer by means of electrolytic polymerization, comprising depositing electroconductive polymer on a surface of a body of aluminum connected as a reduction electrode, said aluminum mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 5
Dependent Claim
25 words
A method according to claim 2, including the step of applying an etching treatment to said surface prior to depositing said polymer on said surface.
Claim 6
Dependent Claim
17 words
A method according to claim 2, wherein said surface is unetched when said polymer is deposited thereon.
Claim 7
Independent Claim
57 words
A method of applying a reduction treatment to electroconductive polymer in a bonded body of aluminum and said polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface, said method comprising contacting said polymer in an oxidized state with a reducing medium.
Claim 8
Independent Claim
57 words
A method of applying a reduction treatment to electroconductive polymer in a bonded body of aluminum and said polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface, said method comprising contacting said polymer in an oxidized state with a reducing medium.
Claim 9
Dependent Claim
18 words
A method according to claim 5, wherein said reducing medium is a reducing medium of other than metals.
Claim 10
Dependent Claim
14 words
A method according to claim 5, wherein said reducing medium is a reducing metal.
Claim 11
Dependent Claim
16 words
A bonded body as defined in claim 1, wherein said polymer is polyaniline or substituted polyaniline.
Claim 12
Independent Claim
104 words
A method of manufacturing a bonded body of aluminum and polyaniline or substituted polyaniline by means of electrolytic polymerization, comprising depositing polyaniline or substituted polyaniline on a surface of a body of aluminum connected as a reaction electrode at an electrolysis potential of from +0.75 to +0.95 V relative to a saturated calomel electrode as a reference electrode in an aqueous acid or mixed acids from 3 to 6N including at least one acid selected from the group consisting of H 2 SO 4 , HCl, and HBF 4 , said aluminum mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 13
Independent Claim
104 words
A method of manufacturing a bonded body of aluminum and polyaniline or substituted polyaniline by means of electrolytic polymerization, comprising depositing polyaniline or substituted polyaniline on a surface of a body of aluminum connected as a reaction electrode at an electrolysis potential of from +0.75 to +0.95 V relative to a saturated calomel electrode as a reference electrode in an aqueous acid or mixed acids from 3 to 6N including at least one acid selected from the group consisting of H 2 SO 4 , HCl, and HBF 4 , said aluminum mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 14
Dependent Claim
41 words
A secondary electric cell comprising an electrode constituted of a bonded body of aluminum and electroconductive polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 15
Dependent Claim
41 words
A secondary electric cell comprising an electrode constituted of a bonded body of aluminum and electroconductive polymer, said aluminum having a surface to which said polymer is bonded, and mainly having (H00) face (H=1,2,4) as a crystal face at said surface.
Claim 16
Dependent Claim
12 words
A cell as defined in claim 10, further comprising a nonaqueous electrolyte.
Claim 17
Dependent Claim
19 words
A cell as defined in claim 10, wherein a positive electrode is said electrode constituted of said bonded body.
Claim 18
Dependent Claim
22 words
A cell as defined in claim 12, further comprising a negative electrode which includes Li or Li alloy as an active substance.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-12-11 | 1993-06-12 | 1993-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-12-11 | 1997-06-12 | 1997-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-12-11 | 2001-06-12 | 2001-12-12 | $7700.00 | Window Closed / Lapsed |