JP2019522341A - 改善されたアノードおよびセパレータ構成要素を有するアルカリ電気化学セル - Google Patents
改善されたアノードおよびセパレータ構成要素を有するアルカリ電気化学セル Download PDFInfo
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- H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
- H01M6/08—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with cup-shaped electrodes
- H01M6/085—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with cup-shaped electrodes of the reversed type, i.e. anode in the centre
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
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- H01M50/409—Separators, membranes or diaphragms characterised by the material
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- H01M50/44—Fibrous material
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- H01M2004/023—Gel electrode
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- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
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- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
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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
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Abstract
Description
本出願は、2016年6月20日に出願された米国仮出願第62/352,243号の利益および優先権を主張し、その全体の内容が、参照によってその全体において本明細書に組み込まれる。
以下に提示される実施例において、電気化学セルが、DSC性能、部分放電セルのガス発生、非放電セルのガス発生、および保管後の状態に対して試験された。ゲル状アノードは、本開示の改善に従って調製された。
Claims (20)
- アルカリ電気化学セルであって、
カソードと、
アノード活性材料を含むアノードと、
前記カソードと前記アノードとの間に配設された非導電性セパレータと、を備え、
アノード活性材料の総量に対して約20重量%〜約50重量%の前記アノード活性材料が、約75μm未満の粒径を有し、
前記セパレータが、開口端と、側壁と、前記開口端に対して遠位に配設された、一体的に形成された閉端とを有する一体型円筒構成を備える、アルカリ電気化学セル。 - 前記アノード活性材料は、約2.62g/cc〜約2.92g/ccの見かけ密度を有する、請求項1に記載のアルカリ電気化学セル。
- 前記アノード活性材料の総量に対して約20重量%未満の前記アノード活性材料が、約150μmよりも大きい粒径を有する、請求項1に記載のアルカリ電気化学セル。
- 前記アノード活性材料は、亜鉛合金を含み、
前記亜鉛合金は、亜鉛、インジウム、およびビスマスを含む、請求項1〜3のいずれか1項に記載のアルカリ電気化学セル。 - 前記亜鉛合金は、
約130ppm〜約270ppmのビスマスと、
約130ppm〜約270ppmのインジウムと、を含む、請求項4に記載のアルカリ電気化学セル。 - 前記亜鉛合金は、前記アノードの総重量に対して約62重量%〜約70重量%で前記アノード中に存在している、請求項4に記載のセル。
- 前記亜鉛合金は、前記アノードの総重量に対して約63重量%で前記アノード中に存在している、請求項4に記載のセル。
- アルカリ電気化学セル用のアノードゲルであって、
アノード活性材料であって、アノード活性材料の総重量に対して約20重量%〜約50重量%が、約75μm未満の粒径を有する、アノード活性材料と、
電解質と、
ゲル化剤と、を含む、アノードゲル。 - 前記アノードゲル中に存在するアノード活性材料の総量に対して約20重量%未満の前記アノード活性材料が、約150μmよりも大きい粒径を有する、請求項8に記載のアノードゲル。
- 前記アノード活性材料は、約2.62g/cc〜約2.92g/ccの見かけ密度を有する、請求項8に記載のアノードゲル。
- 前記電解質は、水酸化カリウムの水溶液を含む、請求項8に記載のアノードゲル。
- 前記電解質は、約32%以下の水酸化物濃度を有する、請求項8に記載のアノードゲル。
- 前記アノード活性材料は、亜鉛合金を含み、
前記亜鉛合金は、亜鉛、インジウムおよびビスマスを含む、請求項8〜12のいずれか1項に記載のアノードゲル。 - 前記亜鉛合金は、
約130ppm〜約270ppmのビスマスと、
約130ppm〜約270ppmのインジウムと、を含む、請求項13に記載のアノードゲル。 - アノード活性材料の総量に対して約20重量%〜約50重量%のアノード活性材料が、約75μm未満の粒径を有し、総亜鉛合金に対して約8重量%〜約20重量%が、約150μmよりも大きい粒径を有する、請求項8〜14のいずれか1項に記載のアノードゲル。
- 前記アノード活性材料は、約2.62g/cc〜2.92g/ccの見かけ密度を有する、請求項15に記載のアノードゲル。
- 前記アノード活性材料は、亜鉛合金を含み、前記亜鉛合金の量は、前記アノード中にある、前記アノードの総重量に対して約62重量%〜約70重量%で存在している、請求項8に記載のアノードゲル。
- 電気化学セルにおける使用のためのセパレータであって、
円筒形に形成され、かつ開口端と、前記開口端に対して遠位に配設された、一体的に形成された閉端とを有する非導電性の多孔質材料を含み、
前記セパレータが、2回巻かれ、かつ約0.205mm〜約0.245mmの乾燥厚さを有する単層を有する、セパレータ。 - 前記多孔質材料は、ポリビニルアルコール繊維、レーヨン繊維、またはセルロースからなる紙であり、かつ界面活性剤を含む、請求項18に記載のセパレータ。
- 前記セパレータは、2回巻かれた紙の単一クーポンを備える、請求項19に記載のセパレータ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662352243P | 2016-06-20 | 2016-06-20 | |
US62/352,243 | 2016-06-20 | ||
PCT/US2017/038129 WO2017222982A1 (en) | 2016-06-20 | 2017-06-19 | Alkaline electrochemical cell with improved anode and separator components |
Publications (2)
Publication Number | Publication Date |
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JP2019522341A true JP2019522341A (ja) | 2019-08-08 |
JP7062646B2 JP7062646B2 (ja) | 2022-05-06 |
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JP2019518184A Active JP7062646B2 (ja) | 2016-06-20 | 2017-06-19 | 改善されたアノードおよびセパレータ構成要素を有するアルカリ電気化学セル |
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Country | Link |
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US (4) | US10693125B2 (ja) |
EP (1) | EP3472888A4 (ja) |
JP (1) | JP7062646B2 (ja) |
CN (1) | CN109964359A (ja) |
AU (1) | AU2017280000B2 (ja) |
BR (1) | BR112018076539B1 (ja) |
CA (1) | CA3028694A1 (ja) |
MX (1) | MX2018016397A (ja) |
WO (1) | WO2017222982A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US10693125B2 (en) | 2016-06-20 | 2020-06-23 | Energizer Brands, Llc | Alkaline electrochemical cell with improved anode and separator components |
EP3714497A4 (en) * | 2017-11-20 | 2021-10-27 | Energizer Brands, LLC | ALKALINE BATTERY CELLS |
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- 2017-06-19 US US15/626,601 patent/US10693125B2/en active Active
- 2017-06-19 MX MX2018016397A patent/MX2018016397A/es unknown
- 2017-06-19 US US16/311,643 patent/US11264607B2/en active Active
- 2017-06-19 AU AU2017280000A patent/AU2017280000B2/en active Active
- 2017-06-19 CN CN201780050487.6A patent/CN109964359A/zh not_active Withdrawn
- 2017-06-19 BR BR112018076539-2A patent/BR112018076539B1/pt active IP Right Grant
- 2017-06-19 EP EP17816003.2A patent/EP3472888A4/en active Pending
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- 2017-06-19 CA CA3028694A patent/CA3028694A1/en active Pending
- 2017-06-19 WO PCT/US2017/038129 patent/WO2017222982A1/en unknown
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- 2020-01-24 US US16/752,312 patent/US11757088B2/en active Active
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- 2023-08-21 US US18/452,799 patent/US20230395784A1/en active Pending
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US10693125B2 (en) | 2020-06-23 |
AU2017280000A1 (en) | 2019-01-31 |
EP3472888A1 (en) | 2019-04-24 |
CA3028694A1 (en) | 2017-12-28 |
US11264607B2 (en) | 2022-03-01 |
BR112018076539B1 (pt) | 2023-10-24 |
WO2017222982A1 (en) | 2017-12-28 |
US20200161637A1 (en) | 2020-05-21 |
US20170365830A1 (en) | 2017-12-21 |
JP7062646B2 (ja) | 2022-05-06 |
EP3472888A4 (en) | 2020-07-29 |
US20230395784A1 (en) | 2023-12-07 |
CN109964359A (zh) | 2019-07-02 |
MX2018016397A (es) | 2019-10-15 |
US11757088B2 (en) | 2023-09-12 |
AU2017280000B2 (en) | 2022-07-21 |
BR112018076539A2 (pt) | 2019-04-02 |
US20190214632A1 (en) | 2019-07-11 |
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