JP2013033639A5 - - Google Patents

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JP2013033639A5
JP2013033639A5 JP2011169180A JP2011169180A JP2013033639A5 JP 2013033639 A5 JP2013033639 A5 JP 2013033639A5 JP 2011169180 A JP2011169180 A JP 2011169180A JP 2011169180 A JP2011169180 A JP 2011169180A JP 2013033639 A5 JP2013033639 A5 JP 2013033639A5
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positive electrode
ion battery
metal ion
active material
material layer
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JP2011169180A
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JP2013033639A (en
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マグネシウムまたはその合金を負極活物質として用いた電池に関連する技術としては、例えば、特許文献1〜3、あるいは非特許文献等に開示されたものが既に提案されている。 As a technique relating to a battery using magnesium or an alloy thereof as a negative electrode active material, for example, those disclosed in Patent Documents 1 to 3 or Non-Patent Document 1 have already been proposed.

又、上記非特許文献に開示された空気マグネシウム電池は、空気中の酸素を正極活物質、マグネシウムを負極活物質、食塩水を電解液として用いるように構成したものである。 The air magnesium battery disclosed in Non-Patent Document 1 is configured such that oxygen in the air is used as a positive electrode active material, magnesium is used as a negative electrode active material, and saline is used as an electrolytic solution.

さらに、上記非特許文献開示された空気マグネシウム電池の場合には、その図5に示すように、やはり十分な放電容量を得ることが困難であるという技術的課題を有している。

Furthermore, the air magnesium battery disclosed in Non-Patent Document 1 has a technical problem that it is difficult to obtain a sufficient discharge capacity, as shown in FIG.

Claims (12)

マグネシウム又はマグネシウム合金からなる負極と、
前記負極に対向し、導電材料からなる正極集電体と、
前記正極集電体の前記負極に対向する側の面上に積層され、活性炭、マンガン及び金属粉の三つを少なくとも含む正極側活物質層と、
前記負極及び前記正極集電体を浸漬する多価カルボン酸塩の水溶液からなる電解液と、
を備えたことを特徴とするマグネシウム金属イオン電池。
A negative electrode made of magnesium or a magnesium alloy;
A positive electrode current collector facing the negative electrode and made of a conductive material;
A positive electrode side active material layer that is laminated on a surface of the positive electrode current collector facing the negative electrode and includes at least three of activated carbon, manganese, and metal powder ;
An electrolyte comprising an aqueous solution of a polyvalent carboxylate in which the negative electrode and the positive electrode current collector are immersed
A magnesium metal ion battery comprising:
前記多価カルボン酸塩が、クエン酸塩及びコハク酸塩の少なくともいずれか1つからなることを特徴とする請求項1に記載のマグネシウム金属イオン電池。   The magnesium metal ion battery according to claim 1, wherein the polyvalent carboxylate salt comprises at least one of citrate and succinate. 前記正極側活物質層の前記マンガン、天然マンガンと電解マンガンの双方を含むことを特徴とする請求項1又は2に記載のマグネシウム金属イオン電池。 Wherein the manganese on the positive electrode side active material layer, a magnesium metal ion battery according to claim 1 or 2, characterized in that it comprises both natural manganese electrolytic manganese. 前記正極側活物質層の前記金属粉、銅粉からなることを特徴とする請求項1乃至3のいずれかに記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to any one of claims 1 to 3, wherein the metal powder of the positive electrode side active material layer is made of copper powder. 前記正極側活物質層が、活性炭と無水の多価カルボン酸塩とを重量比で2:8〜8:2の割合で含むことを特徴とする請求項1乃至4のいずれかに記載のマグネシウム金属イオン電池。 The magnesium according to any one of claims 1 to 4, wherein the positive electrode side active material layer contains activated carbon and anhydrous polyvalent carboxylate in a weight ratio of 2: 8 to 8: 2. Metal ion battery. 前記正極側活物質層が更に、カーボンブラックを含むことを特徴とする請求項1乃至5のいずれかに記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to claim 1, wherein the positive electrode side active material layer further contains carbon black. 前記正極側活物質層のpHが5〜8に調製されていることを特徴とする請求項1乃至6のいずれかに記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to any one of claims 1 to 6, wherein the positive electrode-side active material layer has a pH of 5 to 8. 前記電解液を収容する電解槽を複数備え、各電解槽内に前記負極、正極集電体、正極側活物質層が設けられ、前記複数の電解槽同士は途中にポンプが設けられたパイプで結合されることにより、各電解槽の電解液が循環されることを特徴とする請求項1乃至7のいずれかに記載のマグネシウム金属イオン電池。 A plurality of electrolytic cells for containing the electrolytic solution are provided, the negative electrode, the positive electrode current collector, and the positive electrode side active material layer are provided in each electrolytic cell, and the plurality of electrolytic cells are pipes provided with a pump in the middle The magnesium metal ion battery according to any one of claims 1 to 7 , wherein the electrolytic solution in each electrolytic cell is circulated by being coupled . 前記正極側活物質層の前記活性炭として、高純度活性炭粉末を用いたことを特徴とする請求項1乃至のいずれかに記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to any one of claims 1 to 8 , wherein a high-purity activated carbon powder is used as the activated carbon of the positive electrode side active material layer . 前記正極側活物質層の前記マンガンは、天然マンガンと電解マンガンを7:1の混合比で混合したものを用いたことを特徴とする請求項3に記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to claim 3, wherein the manganese of the positive electrode side active material layer is a mixture of natural manganese and electrolytic manganese in a mixing ratio of 7: 1. 前記カーボンブラック、マンガンの重量比と同じ重量比で混合したことを特徴とする請求項6に記載のマグネシウム金属イオン電池。 The magnesium metal ion battery according to claim 6, wherein the carbon black is mixed at a weight ratio equal to that of manganese. 前記正極側活物質層が、金属粉として銅粉を活性炭の重量に対して5%の重量比で混合したことを特徴とする請求項1乃至11のいずれかに記載のマグネシウム金属イオン電池。 The positive electrode-side active material layer, a magnesium metal ion battery according to any one of claims 1 to 11 copper powder characterized by being mixed with 5% by weight relative to the weight of the activated carbon as a metal powder.
JP2011169180A 2011-08-02 2011-08-02 Magnesium metal ion battery Withdrawn JP2013033639A (en)

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JP2013033639A5 true JP2013033639A5 (en) 2013-07-11

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Publication number Priority date Publication date Assignee Title
JP5646104B1 (en) * 2014-06-17 2014-12-24 充 吉川 Magnesium air battery
JP6312319B2 (en) * 2014-10-24 2018-04-18 藤倉ゴム工業株式会社 Magnesium air battery
JP6589439B2 (en) * 2015-07-30 2019-10-16 株式会社Gsユアサ Alkaline storage battery
CN107482227A (en) * 2017-08-11 2017-12-15 深圳海能动力控股有限公司 Anode nano-composite mate-rial preparation method and magnesium-based inter cell
CN108808174A (en) * 2018-06-29 2018-11-13 潘仁忠 A kind of magnesium metal-air battery
JP7008300B2 (en) * 2019-06-24 2022-01-25 株式会社BlueForce Power device

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WO2007116872A1 (en) * 2006-04-03 2007-10-18 Tsc Co., Ltd. Alloy for water electric power generation, water electric power generator using the alloy, and water electric power generation method
JP2010182435A (en) * 2009-02-03 2010-08-19 Suzuki Senkei Magnesium cell

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