JP5361859B2 - 小型セルのための銀含有層を有する多層正極構造 - Google Patents
小型セルのための銀含有層を有する多層正極構造 Download PDFInfo
- Publication number
- JP5361859B2 JP5361859B2 JP2010502072A JP2010502072A JP5361859B2 JP 5361859 B2 JP5361859 B2 JP 5361859B2 JP 2010502072 A JP2010502072 A JP 2010502072A JP 2010502072 A JP2010502072 A JP 2010502072A JP 5361859 B2 JP5361859 B2 JP 5361859B2
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- JP
- Japan
- Prior art keywords
- layer
- silver
- separator
- positive electrode
- nickel oxyhydroxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 69
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- 230000004888 barrier function Effects 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 47
- 239000003792 electrolyte Substances 0.000 claims abstract description 30
- -1 silver ions Chemical class 0.000 claims abstract description 23
- 239000010410 layer Substances 0.000 claims description 206
- OSOVKCSKTAIGGF-UHFFFAOYSA-N [Ni].OOO Chemical compound [Ni].OOO OSOVKCSKTAIGGF-UHFFFAOYSA-N 0.000 claims description 60
- 229910000483 nickel oxide hydroxide Inorganic materials 0.000 claims description 60
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims description 57
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 52
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 30
- 229910001923 silver oxide Inorganic materials 0.000 claims description 30
- 239000011230 binding agent Substances 0.000 claims description 18
- 239000004020 conductor Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 229910052759 nickel Inorganic materials 0.000 claims description 15
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 14
- 239000008188 pellet Substances 0.000 claims description 13
- 229910052725 zinc Inorganic materials 0.000 claims description 13
- 239000011701 zinc Substances 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 10
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- OFKLXPIYUOJPPI-UHFFFAOYSA-N nickel;oxosilver Chemical compound [Ni].[Ag]=O OFKLXPIYUOJPPI-UHFFFAOYSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 5
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- 239000002344 surface layer Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
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- 239000002964 rayon Substances 0.000 description 2
- VFWRGKJLLYDFBY-UHFFFAOYSA-N silver;hydrate Chemical compound O.[Ag].[Ag] VFWRGKJLLYDFBY-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001868 water Inorganic materials 0.000 description 2
- 241000270299 Boa Species 0.000 description 1
- 229920002160 Celluloid Polymers 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 102000004877 Insulin Human genes 0.000 description 1
- 108090001061 Insulin Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
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- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
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- 239000010426 asphalt Substances 0.000 description 1
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- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 1
- 229910001863 barium hydroxide Inorganic materials 0.000 description 1
- 229910001423 beryllium ion Inorganic materials 0.000 description 1
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- 239000001055 blue pigment Substances 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
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- VBXWCGWXDOBUQZ-UHFFFAOYSA-K diacetyloxyindiganyl acetate Chemical compound [In+3].CC([O-])=O.CC([O-])=O.CC([O-])=O VBXWCGWXDOBUQZ-UHFFFAOYSA-K 0.000 description 1
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Images
Classifications
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- H01M4/24—Electrodes for alkaline accumulators
- H01M4/34—Silver oxide or hydroxide electrodes
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- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
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- H01M2300/0014—Alkaline electrolytes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Battery Electrode And Active Subsutance (AREA)
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Description
20 正極
22 銀含有酸化物層
24 障壁層
30 セパレータ
40 負極
Claims (12)
- 水性アルカリ電解質と、
負のケーシングに電気接触した負極と、
正のケーシングに電気接触した正極と、
前記負のケーシングと前記正のケーシングの間に配置された絶縁ガスケットと、
前記負極と前記正極の間に配置されたセパレータと、
を含み、
前記正極が、前記正のケーシングに電気接触して1つ又はそれよりも多くの銀含有酸化物を含む第1の層を含み、
前記正極が、前記第1の層と前記セパレータの間で該第1の層上に配置された1つ又はそれよりも多くの障壁層を含み、
前記1つ又はそれよりも多くの障壁層の少なくとも1つが、ニッケルオキシ水酸化物及びニッケルオキシ水酸化物含有材料のうちの1つ又はそれよりも多くを含み、
前記第1の層に隣接した前記障壁層が、前記電解質の存在下で該第1の層に対して実質的に非反応性である、
1次電気化学セルであって、
第1の層が、銀酸化物を含み、2つの障壁層が存在し、該第1の層に隣接した該障壁層が、二酸化マンガン又はグラファイト又はその組合せを含み、セパレータに最も近い該障壁層が、ニッケルオキシ水酸化物及びニッケルオキシ水酸化物含有材料のうちの1つ又はそれよりも多くを含み、
前記セパレータに隣接した前記障壁層は、最初は銀含有物質を含まない、
ことを特徴とする1次電気化学セル。 - 前記銀含有酸化物は、化学式AgxMyO2を有し、Mは、金属であり、xは、ゼロよりも大きいものから4までであり、yは、0から4未満までであることを特徴とする請求項1に記載の1次電気化学セル。
- 前記金属Mは、ニッケル、銅、又はコバルトを含むことを特徴とする請求項2に記載の1次電気化学セル。
- 前記銀含有酸化物は、銀酸化物及び銀ニッケル酸化物のうちの1つ又はそれよりも多くであることを特徴とする請求項2に記載の1次電気化学セル。
- 前記第1の層は、40から97.9重量%の銀酸化物、0から50重量%の二酸化マンガン、40重量%未満のニッケルオキシ水酸化物、2から10重量%の導電材料、及び0.1から3重量%の結合剤を含み、
前記第1の層に隣接した前記障壁層は、70から97.9重量%の二酸化マンガン、5重量%未満のニッケルオキシ水酸化物、2から10重量%の導電材料、及び0.1から3重量%の結合剤を含み、
前記セパレータに隣接した前記障壁層は、0から27.9重量%の二酸化マンガン、70から97.9重量%のニッケルオキシ水酸化物、2から10重量%の導電材料、及び0.1から3重量%の結合剤を含む、
ことを特徴とする請求項1に記載の1次電気化学セル。 - 前記第1の層は、85から94重量%の銀酸化物、30重量%未満の二酸化マンガン、2から6重量%の導電材料、及び0.5から1重量%の結合剤を含み、
前記第1の層に隣接した前記障壁層は、90から96重量%の二酸化マンガン、2から6重量%の導電材料、及び0.5から1重量%の結合剤を含み、
前記セパレータに隣接した前記障壁層は、10重量%未満の二酸化マンガン、80から96重量%のニッケルオキシ水酸化物、2から6重量%の導電材料、及び0.5から1重量%の結合剤を含む、
ことを特徴とする請求項5に記載の1次電気化学セル。 - 前記負極は、亜鉛を含み、
前記水性アルカリ電解質は、水酸化カリウム及び水酸化ナトリウムのうちの少なくとも一方を含む、
ことを特徴とする請求項1に記載の1次電気化学セル。 - 前記セパレータは、セルロース系材料、ポリエチレン、及びポリビニルアセテートのうちの1つ又はそれよりも多くであることを特徴とする請求項1に記載の1次電気化学セル。
- 前記正極は、ペレットであることを特徴とする請求項1に記載の1次電気化学セル。
- 前記ペレットは、前記正極ケーシング内への該ペレットの配置を助けるために表面層に変色指示薬を含むことを特徴とする請求項9に記載の1次電気化学セル。
- 前記正極が、
前記正のケーシングと電気接触し、かつ銀含有酸化物を含む第1の層と、
前記第1の層と前記セパレータの間に配置された2つ又はそれよりも多くの障壁層、ニッケルオキシ水酸化物及びニッケルオキシ水酸化物含有材料のうちの少なくとも一方を含み、かつ銀含有酸化物を含まない該セパレータに隣接した障壁層、及び前記電解質の存在下で全ての隣接する正極層に対して実質的に非反応性である、該第1の層と該セパレータに隣接した該障壁層との間の少なくとも1つの中間障壁層と、
を含み、
前記正極が、二酸化マンガン及びグラファイトのうちの一方又はその組合せを含む単一の中間障壁層を含む、
ことを特徴とする請求項1に記載の1次電気化学セル。 - 前記第1の層に隣接した前記中間障壁層は、ニッケルオキシ水酸化物及びニッケルオキシ水酸化物含有材料を含まないことを特徴とする請求項11に記載の1次電気化学セル。
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Application Number | Priority Date | Filing Date | Title |
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US11/731,361 | 2007-03-30 | ||
US11/731,361 US7648799B2 (en) | 2007-03-30 | 2007-03-30 | Multi-layer positive electrode structures having a silver-containing layer for miniature cells |
PCT/US2008/001956 WO2008121184A1 (en) | 2007-03-30 | 2008-02-14 | Multi-layer positive electrode structures having a silver-containing layer for miniature cells |
Publications (3)
Publication Number | Publication Date |
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JP2010524173A JP2010524173A (ja) | 2010-07-15 |
JP2010524173A5 JP2010524173A5 (ja) | 2011-03-31 |
JP5361859B2 true JP5361859B2 (ja) | 2013-12-04 |
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Country Status (6)
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US (1) | US7648799B2 (ja) |
EP (1) | EP2132810B1 (ja) |
JP (1) | JP5361859B2 (ja) |
AT (1) | ATE504948T1 (ja) |
DE (1) | DE602008006051D1 (ja) |
WO (1) | WO2008121184A1 (ja) |
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JP4985568B2 (ja) * | 2008-07-07 | 2012-07-25 | ソニー株式会社 | アルカリ電池 |
DE102008059164B3 (de) * | 2008-11-24 | 2010-07-01 | Siemens Aktiengesellschaft | Bauteil mit einer antimikrobiellen Oberfläche und dessen Verwendung |
EP2469620B1 (en) * | 2010-12-24 | 2013-08-14 | swissbatt AG | Battery |
CN104252330B (zh) * | 2013-06-28 | 2019-12-24 | 联想(北京)有限公司 | 一种信息处理方法及电子设备 |
US9508664B1 (en) | 2015-12-16 | 2016-11-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure comprising a plurality of metal oxide fibers and method for forming the same |
JP7049143B2 (ja) * | 2018-03-15 | 2022-04-06 | セイコーインスツル株式会社 | 偏平型アルカリ一次電池 |
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- 2008-02-14 EP EP08725570A patent/EP2132810B1/en not_active Not-in-force
- 2008-02-14 AT AT08725570T patent/ATE504948T1/de not_active IP Right Cessation
- 2008-02-14 DE DE602008006051T patent/DE602008006051D1/de active Active
- 2008-02-14 WO PCT/US2008/001956 patent/WO2008121184A1/en active Application Filing
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EP2132810A1 (en) | 2009-12-16 |
DE602008006051D1 (de) | 2011-05-19 |
ATE504948T1 (de) | 2011-04-15 |
US7648799B2 (en) | 2010-01-19 |
EP2132810B1 (en) | 2011-04-06 |
US20080241682A1 (en) | 2008-10-02 |
WO2008121184A1 (en) | 2008-10-09 |
JP2010524173A (ja) | 2010-07-15 |
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