US4595643A
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Air cell electrode and process for preparing its catalyst
Assignee: Panasonic Holdings Corp
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Filing: 1983-07-21
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Granted: 1986-06-17
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Expires: 2003-07-21
Abstract
Abstract PCT No. PCT/JP83/00234 Sec. 371 Date Nov. 19, 1984 Sec. 102(e) Date Nov. 19, 1984 PCT Filed Jul. 21, 1983 PCT Pub. No. WO84/03799 PCT Pub. Date Sep. 27, 1984.An air cell is disclosed, with a catalyst containing MnOx where 1.45</=x</=1.60, the material having X-ray diffraction peaks corresponding to the lattice constants of Mn5O8.
Inventors
- 👤 Nobuharu Koshiba
- 👤 Hayashi Hayakawa
- 👤 Keigo Momose
- 👤 Akira Ohta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:53
CPC Classifications
C; C01; C01G; C01G45/00; C01G45/02; H; H01; H01M; H01M12/00; H01M12/04; H01M12/06; H01M4/00; H01M4/86; H01M4/90; H01M4/9016; C01P; C01P2002/00; C01P2002/70; C01P2002/72; C01P2002/74; C01P2002/77; C01P2004/00; C01P2004/01; C01P2004/03; C01P2004/10
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
37 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks corresponding to its lattice constants have the characteristics of Mn 5 O 8 and whose chemical analysis for MnOx satisfies the condition 1.45x≦1.60.
Claim 2
Dependent Claim
37 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks corresponding to its lattice constants have the characteristics of Mn 5 O 8 and whose chemical analysis for MnOx satisfies the condition 1.45x≦1.60.
Claim 3
Dependent Claim
16 words
An air cell as claimed in claim 1 wherein said manganese oxide occurs as acicular crystals.
Claim 4
Dependent Claim
31 words
An air cell as claimed in claim 1 wherein the catalyst is composed of manganese oxide as a main component and activated carbon, carbon black and fluorine-containing resin as additive components.
Claim 5
Dependent Claim
32 words
An air cell as claimed in claim 1 wherein the air cell is composed of said manganese oxide catalyst as a main component and carbon black and fluorine-containing resin as additive components.
Claim 6
Dependent Claim
33 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks corresponding to its lattice constants d with copper (Cu) as the target are 4.90±0.02, 3.09±0.02, 2.48±0.02, 2.03±0.02 and 1.54±0.02.
Claim 7
Dependent Claim
33 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks corresponding to its lattice constants d with copper (Cu) as the target are 4.90±0.02, 3.09±0.02, 2.48±0.02, 2.03±0.02 and 1.54±0.02.
Claim 8
Dependent Claim
71 words
An air cell including a catalyst comprising a manganese oxide as claimed in claim 5, wherein with the relative peak intensity I/I 1 at the lattice constant d=2.48±0.02 of its X-ray diffraction pattern being taken as 100, the relative peak intensity at d=4.90±0.02 lies between 50 and 100, the peak intensities at d=3.09±0.02 and d=2.03+0.02 are not greater than 70, and the peak intensity at d=1.54±0.02 is not greater than 50.
Claim 9
Dependent Claim
16 words
An air cell as claimed in claim 5 wherein said manganese oxide occurs as acicular crystals.
Claim 10
Dependent Claim
31 words
An air cell as claimed in claim 5 wherein the catalyst is composed of manganese oxide as a main component and activated carbon, carbon black and fluorine-containing resin as additive components.
Claim 11
Dependent Claim
32 words
An air cell as claimed in claim 5 wherein the air cell is composed of said manganese oxide catalyst as a main component and carbon black and fluorine-containing resin as additive components.
Claim 12
Dependent Claim
32 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks in terms of lattice constants d with copper (Cu) as the target include 4.92±0.02, 3.11±0.02, 2.48±0.02 and 1.62±0.02.
Claim 13
Dependent Claim
32 words
An air cell including a catalyst comprising a manganese oxide whose X-ray diffraction peaks in terms of lattice constants d with copper (Cu) as the target include 4.92±0.02, 3.11±0.02, 2.48±0.02 and 1.62±0.02.
Claim 14
Dependent Claim
66 words
An air cell including a catalyst comprising a manganese oxide as claimed in claim 10 wherein with the relative peak intensity I/I 1 at lattice constant d=4.92±0.02 in the X-ray diffraction pattern of said manganese oxide being taken as 100, the relative peak intensity at d=3.11±0.02 lies somewhere between 50 and 100 and the relative peak intensities at d=2.48±0.02 and d=1.54±0.02 are not greater than 50.
Claim 15
Dependent Claim
17 words
An air cell as claimed in claim 10 wherein said manganese oxide occurs as a circular crystals.
Claim 16
Dependent Claim
31 words
An air cell as claimed in claim 10 wherein the catalyst is composed of manganese oxide as a main component and activated carbon, carbon black and fluorine-containing resin as additive components.
Claim 17
Dependent Claim
32 words
An air cell as claimed in claim 10 wherein the air cell is composed of said manganese oxide catalyst as a main component and carbon black and fluorine-containing resin as additive components.
References Cited (Backward Citations)
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1989-06-16 | 1989-12-16 | 1990-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-06-16 | 1993-12-16 | 1994-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-06-16 | 1997-12-16 | 1998-06-17 | $7700.00 | Window Closed / Lapsed |