JPH03219561A - Nonaqueous electrolyte battery - Google Patents
Nonaqueous electrolyte batteryInfo
- Publication number
- JPH03219561A JPH03219561A JP1420190A JP1420190A JPH03219561A JP H03219561 A JPH03219561 A JP H03219561A JP 1420190 A JP1420190 A JP 1420190A JP 1420190 A JP1420190 A JP 1420190A JP H03219561 A JPH03219561 A JP H03219561A
- Authority
- JP
- Japan
- Prior art keywords
- battery
- aluminum
- aqueous electrolyte
- electrolyte battery
- nonaqueous electrolyte
- 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.)
- Granted
Links
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 30
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 22
- 150000004645 aluminates Chemical class 0.000 claims abstract description 18
- 150000003839 salts Chemical class 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000000654 additive Substances 0.000 claims abstract description 10
- 230000000996 additive effect Effects 0.000 claims abstract description 10
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 10
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 2
- 229910001388 sodium aluminate Inorganic materials 0.000 abstract description 2
- 101100108644 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) alo-1 gene Proteins 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 10
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 8
- -1 aluminate ions Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- ZRGUXTGDSGGHLR-UHFFFAOYSA-K aluminum;triperchlorate Chemical compound [Al+3].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O ZRGUXTGDSGGHLR-UHFFFAOYSA-K 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- Y02E60/12—
Landscapes
- Primary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【発明の詳細な説明】
（イ）産業上の利用分野
本発明は、アルミニウムまたはアルミニウム合金を負極
に用いた非水電解液電池に関する。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a non-aqueous electrolyte battery using aluminum or an aluminum alloy as a negative electrode.
（ロ）従来の技術
アルミニウムからなる負極を用いた非水電解液電池は、
高エネルギー密度、低自己放電率及び低コストであると
いう利点を有すると考えられる。(b) Conventional technology A non-aqueous electrolyte battery using a negative electrode made of aluminum is
It is believed to have the advantages of high energy density, low self-discharge rate and low cost.
そして、これは、アルミニウムの体積当りの理論エネル
ギー密度が８０４１ Ａｈ／ｊであり、リチウムの４倍
に相当する。また、単位エネルギー当りのコストが０．
６７円／Ａｈであり、リチウムの１７８に相当すること
に基づく。The theoretical energy density per volume of aluminum is 8041 Ah/j, which is four times that of lithium. Also, the cost per unit energy is 0.
It is based on the fact that it is 67 yen/Ah, which is equivalent to 178 yen for lithium.
そしてたとえば、正極活物質として１Ｉｌｎｏｚ、ｖ２
０８、Ｃｒｙ、、Ａｇ２ＣｒＯ＋等を用いた電池を考え
ると、作動電圧が約１．３Ｖ程度となり、既存のアルカ
リ乾電池、水銀電池、銀電池と互換使用しうると、理論
上、推察される。For example, 1Ilnoz, v2 as the positive electrode active material.
Considering a battery using 08, Cry, Ag2CrO+, etc., the operating voltage is about 1.3V, and it is theoretically assumed that it can be used interchangeably with existing alkaline dry batteries, mercury batteries, and silver batteries.
しかし、この種のアルミニウムを負極とする電池は、保
存時に電解液と負極との反応により、負極表面にアルミ
ニウムの不働態皮膜を形成するため、内部抵抗が上昇し
易いという問題があった。However, this type of battery using aluminum as a negative electrode has a problem in that internal resistance tends to increase because a passive film of aluminum is formed on the surface of the negative electrode due to a reaction between the electrolyte and the negative electrode during storage.
（ハ）発明が解決しようとする課題
本発明は、かかる点に鑑みてなされたものであって、非
水電解液として、アルミニウムの不働態皮膜の生成を抑
制する添加金属塩を含有するものを用いることにより、
保存特性に優れた非水電解液電池を提供しようとするも
のである。(c) Problems to be Solved by the Invention The present invention has been made in view of the above points, and uses a non-aqueous electrolyte that contains an additive metal salt that suppresses the formation of a passive film on aluminum. By using
The present invention aims to provide a non-aqueous electrolyte battery with excellent storage characteristics.
（二ン 課題を解決するための手段
本発明は、アルミニウムまたはアルミニウム合金からな
る負極と、正極と、溶媒及び溶質としてのアルミニウム
塩からなる非水電解液とを備えた非水電解液電池であっ
て、前記非水電解液がアルミニウムの不働態皮膜の生成
を抑制する添加金属塩を含有していることを特徴とする
ものである。(2) Means for Solving the Problems The present invention provides a non-aqueous electrolyte battery comprising a negative electrode made of aluminum or an aluminum alloy, a positive electrode, and a non-aqueous electrolyte made of an aluminum salt as a solvent and a solute. The nonaqueous electrolyte is characterized in that it contains an additive metal salt that suppresses the formation of a passive film of aluminum.
ここで、前記添加金属塩としては、アルミン酸塩を使用
することができ、このアルミン酸塩としては、ＮａＡ！
Ｏｘ、ＫＡｌＯ２、Ｍｇ（ＡｊＯ−）ｔ、Ｃａ（ＡｊＯ
ｚ）２、Ｂａ（ＡｔＯ２）ｔ、Ｃｏ（Ａ１０ｙ）２．５
ｒ（ＡＩＯｔ）＋、Ｌａ（Ａ１０＋）ｓからなる群より
選択された少なくとも１種を用いるのが好ましい。Here, an aluminate can be used as the additive metal salt, and as the aluminate, NaA!
Ox, KAlO2, Mg(AjO-)t, Ca(AjO
z)2, Ba(AtO2)t, Co(A10y)2.5
It is preferable to use at least one selected from the group consisting of r(AIOt)+ and La(A10+)s.
そして、前記非水電解液中におけるアルミン酸塩の含有
量としては、０．００１−０．１ｍｏｆ／ｆｆｉとする
のが望ましい。The content of aluminate in the non-aqueous electrolyte is preferably 0.001-0.1 mof/ffi.
（ホ）作 用
本発明の如く、非水電解液としてアルミニウムの不働態
皮膜の生成を抑制する添加金属塩を含有するものを用い
ることにより、添加金属塩内の酸素原子を介して負極表
面に、アルミニウムとアルミン酸イオンとの膜が生成す
る。この膜のため、保存時に非水電解液と負極のアルミ
ニウムとの反応が抑えられ、不働態皮膜の生成が抑制で
きる。(E) Function As in the present invention, by using a non-aqueous electrolyte that contains an added metal salt that suppresses the formation of a passive film on aluminum, the electrolyte is transferred to the negative electrode surface via oxygen atoms in the added metal salt. , a film of aluminum and aluminate ions is formed. This film suppresses the reaction between the non-aqueous electrolyte and the aluminum of the negative electrode during storage, thereby suppressing the formation of a passive film.
従って、保存時の内部抵抗の増大が抑制でき、この種電
池の保存特性が向上する。Therefore, increase in internal resistance during storage can be suppressed, and storage characteristics of this type of battery are improved.
尚、添加金属塩より生じたイオン、例えばアルミン酸イ
オンは、負極表面に弱く吸着しており、放電時には容易
に取り去られ、放電特性に何ら悪影響を及ぼさない。Incidentally, ions generated from the added metal salt, such as aluminate ions, are weakly adsorbed on the surface of the negative electrode, and are easily removed during discharge, so that they do not have any adverse effect on the discharge characteristics.
前記添加金属塩としては、たとえばアルミン酸塩が使用
でき、ＮａＡｌＯ２、ＫＡ４０２、Ｍｇ（ＡｔＯｔ）ｚ
、Ｃａ（Ａ１０、）、、Ｂａ（ＡＪＯ２）２、Ｃｏ（、
ＡｊＯ２）、、５ｒ（ＡＪＯ，）２、Ｌａ（ＡｊＯ−）
＋からなる群より選択された少なくとも１種を用いるの
が特に好ましい。As the additive metal salt, for example, aluminate can be used, such as NaAlO2, KA402, Mg(AtOt)z
, Ca(A10,), , Ba(AJO2)2, Co(,
AjO2), 5r(AJO,)2, La(AjO-)
It is particularly preferable to use at least one selected from the group consisting of +.
そして、このアルミン酸塩の含、有量は、非水電解液中
において、０．００１−０．１ｍｏｆ／ｊとするのが、
この種電池の放電容量上、好ましい。The content and amount of this aluminate in the non-aqueous electrolyte is 0.001-0.1 mof/j.
This is preferable in view of the discharge capacity of this type of battery.
（へ）実施例
く第１実施例〉
ここでは、溶質として塩化アルミニウムを用いた電池を
例にとり、説明する。(F) First Example> Here, a battery using aluminum chloride as a solute will be described as an example.
（実施例１）
電解二酸化マンガン９０重量％に、導電剤としての黒鉛
５重量％、結着剤としてのフッ素樹脂粉末を５重量！ｉ
′６加えて混合した後、この混合物を加圧成型して、径
１５．Ｏｍｍ、厚み１．５胴の成型体を得た。この成型
体を２５０〜３５０℃の温度で熱処理して正極とする。(Example 1) 90% by weight of electrolytic manganese dioxide, 5% by weight of graphite as a conductive agent, and 5% by weight of fluororesin powder as a binder! i
'6 and after mixing, the mixture was pressure molded to a diameter of 15. A molded body having a thickness of 1.5 mm and a thickness of 1.5 mm was obtained. This molded body is heat-treated at a temperature of 250 to 350°C to form a positive electrode.
一方、負極は、厚みが約Ｑ 、 ２ ｍｍの、ＡＪ板を
径１２、 Ｑ ｃａｍに打ち抜いたものである。On the other hand, the negative electrode was made by punching out an AJ plate with a thickness of about Q and 2 mm into a diameter of 12 and Q cam.
非水電解液は、溶媒としてのプロピレンカーボネートに
、溶質であるアルミニウム塩としての塩化アルミニウム
（Ａ４Ｃｊ３）を１ｍｏｌ／を溶解させ、アルミニウム
の不働態皮膜の生成を抑制する添加金属塩としてさらに
ＮａＡｊＯｚ （アルミン酸塩）を０．０１ ｍｏｆ／
ｌ溶解させたものを用いた。The non-aqueous electrolyte was prepared by dissolving 1 mol of aluminum chloride (A4Cj3) as an aluminum salt as a solute in propylene carbonate as a solvent, and further adding NaAjOz (aluminum) as an additive metal salt to suppress the formation of a passive film on aluminum. 0.01 mof/
A dissolved solution was used.
またセパレータにはポリプロピレン不織布を用い、直径
２ Ｑ、Ｑｍｍ、厚み２．５閾の電池を作製し、非水電
解液電池を得、本発明電池Ａとした。In addition, a non-aqueous electrolyte battery was prepared using a polypropylene nonwoven fabric as a separator, and had a diameter of 2 Q mm and a thickness of 2.5 threshold.
（比較例１）
前記実施例１において、電解液に＼ｌ ａ Ａ Ｉ Ｏ
！を添加、含有させないこと以外は同様にして、比較電
池Ｘを作製した。(Comparative Example 1) In Example 1, \l a A I O was added to the electrolyte.
! Comparative battery X was produced in the same manner except that it was not added or contained.
◎実験１
これらの電池Ａ、Ｘを用い、電池の放電特性を比較した
。この時の条件は、温度６０℃において３０日間保存後
、温度２５℃において負荷１０にΩで放電するというも
のである。◎Experiment 1 Using these batteries A and X, the discharge characteristics of the batteries were compared. The conditions at this time were that after storage at a temperature of 60°C for 30 days, the battery was discharged to a load of 10Ω at a temperature of 25°C.
この結果を、第１図に示す。これより、本発明電池Ａは
、比較電池Ｘに比して、放電作動電圧が高く且つ放電容
量が大きく、保存特性において優れたものである。The results are shown in FIG. As a result, the battery A of the present invention has a higher discharge operating voltage and a larger discharge capacity than the comparative battery X, and has excellent storage characteristics.
◎実験２
前記実施例１において、用いたＮａＡｊＯ，を種々のア
ルミン酸塩に変えて電池を作製し、その電池内部抵抗と
放電特性を比較した。◎Experiment 2 Batteries were produced by changing the NaAjO used in Example 1 to various aluminates, and the internal resistance and discharge characteristics of the batteries were compared.
第１表に、この結果を示す。ここでは、温度６０℃にお
いて３０日間保存後の内部抵抗と、温度２５℃における
負荷１０ｋＱでの放電容量がそれぞれ示しである。Table 1 shows the results. Here, the internal resistance after storage for 30 days at a temperature of 60°C and the discharge capacity under a load of 10 kQ at a temperature of 25°C are shown.
尚、各アルミン酸塩の添加量は、非水電解液中において
、０ 、０１ ｍｏｌ／ｌに固定しである。Note that the amount of each aluminate added is fixed at 0.01 mol/l in the nonaqueous electrolyte.
第
表
以下余白
第１表より、本発明電池は、比較電池に比して、内部抵
抗が低く、一方放電容量は高くなり、優れた保存特性を
有するものであることがわかる。From Table 1, it can be seen that the batteries of the present invention have lower internal resistance and higher discharge capacity than the comparative batteries, and have excellent storage characteristics.
◎実験３
φゴ記実施例１で得た本発明電池Ａにおいて、含有せる
＼ａＡｌｏ２の量を変化させ、電池の保存特性を比較し
た。◎Experiment 3 In the battery A of the present invention obtained in Example 1, the amount of \aAlo2 contained was varied and the storage characteristics of the battery were compared.
この結果を、第２図に示す。ここではＮａＡｊＯｔの含
有量と、温度６０℃において３０日間保存後温度２５℃
における負荷１０にΩでの放電容量との関係を調べた。The results are shown in FIG. Here, the content of NaAjOt and the temperature of 25℃ after storage for 30 days at a temperature of 60℃
The relationship between the discharge capacity in Ω and the load 10 was investigated.
第２図よりアルミン酸塩としてのＮａＡｊＯ，の含有量
は、０．００１−０．１ｍｏｊ／ｌが特に好ましいこと
がわかる。アルミン酸塩の含有量が０ 、１ ｍｏ（／
ｊ以上になると、保存時に電解液中で塩の析出を生じ内
部抵抗が増大して、放電容量が低下する。尚、この傾向
は、ＮａＡｔ０＋以外のアルミン酸塩についても同様で
あった。From FIG. 2, it can be seen that the content of NaAjO as the aluminate is particularly preferably 0.001-0.1 moj/l. The content of aluminate is 0, 1 mo(/
If it exceeds j, salt will precipitate in the electrolyte during storage, increasing internal resistance and reducing discharge capacity. Note that this tendency was the same for aluminates other than NaAt0+.
〈第２実施例〉
ここでは溶質として過塩素酸アルミニウム［Ａｔ（Ｃｌ
Ｏ２）＋］ を用いた電池を例にとり、説明する。<Second Example> Here, aluminum perchlorate [At(Cl
This will be explained by taking a battery using O2)+] as an example.
（実施例２）
前記実施例１において用いた溶質としての塩化アルミニ
ウムに代えて、過塩素酸アルミニウムを用いた以外は同
様にして、本発明電池Ｂを作製した。(Example 2) Inventive battery B was produced in the same manner as in Example 1 except that aluminum perchlorate was used instead of aluminum chloride as the solute used in Example 1.
（比較例２）
前記実施例２において電解液にＮａ、ＡｌＯ２を添加、
含有させないこと以外は同様にして、比較電池Ｙを作製
した。(Comparative Example 2) In Example 2, Na and AlO2 were added to the electrolyte,
Comparative battery Y was produced in the same manner except that it was not contained.
そして、これら電池Ｂ、Ｙを用い、電池の放電特性を比
較した。この時の放電条件は、前記実験１と同一とした
。Using these batteries B and Y, the discharge characteristics of the batteries were compared. The discharge conditions at this time were the same as in Experiment 1 above.
この結果を、第３図に示す。これより、本発明電池Ｂは
、比較電池Ｙに比して、放電作動電圧が高く、且つ放電
容量が大きく、保存特性において優れたものであること
が理解される。The results are shown in FIG. From this, it can be seen that the battery B of the present invention has a higher discharge operating voltage, a larger discharge capacity, and better storage characteristics than the comparative battery Y.
〈第３実施例〉
次に、この第３実施例では、溶質としてホウフッ化アル
ミニウム［Ａｊ（ＢＦ＋）ｓｌを用いた電池を例にとり
、説明する。Third Example Next, the third example will be explained by taking as an example a battery using aluminum borofluoride [Aj(BF+)sl] as a solute.
（実施例３）
前記実施例１において用いた溶質としての塩化アルミニ
ウムに代えて、ホウフッ化アルミニウムを用いた以外は
同様にして、本発明電池Ｃを作製した。(Example 3) A battery C of the present invention was produced in the same manner as in Example 1 except that aluminum borofluoride was used instead of aluminum chloride as the solute.
（比較例３）
前記実施例３において電解液に＼ａＡｔｏ２を添加、含
有させないこと以外は同様にして、比較電池Ｚを作成し
た。(Comparative Example 3) Comparative battery Z was prepared in the same manner as in Example 3 except that \aAto2 was not added or contained in the electrolytic solution.
そしてこれらの電池Ｃ，Ｚを用い、電池の放電特性を比
較した。この時の放電条件は、前記実験１と同一とした
。Using these batteries C and Z, the discharge characteristics of the batteries were compared. The discharge conditions at this time were the same as in Experiment 1 above.
この結果を、第４図に示す。これより、本発明電池Ｃは
、比較電池Ｚに比して、放電作動電圧が高く、且つ放電
容量が大きく、保存特性において優れたものであること
が理解される。The results are shown in FIG. From this, it is understood that the battery C of the present invention has a higher discharge operating voltage, a larger discharge capacity, and better storage characteristics than the comparative battery Z.
このように本発明電池Ａ、Ｂ、Ｃの放電特性より、溶質
としてのリチウム塩の種類を種々変化させても、添加金
属塩即ちアルミン酸塩の添加効果が発揮され、優れた保
存特性を有する電池が得られる。As described above, the discharge characteristics of Batteries A, B, and C of the present invention show that even if the type of lithium salt as a solute is varied, the effect of adding the metal salt, that is, the aluminate, is exerted, and the batteries have excellent storage characteristics. A battery is obtained.
（ト）発明の効果
以上、上述したように本発明の非水電解液電池は、負極
としてアルミニウムまたはアルミニウム合金を用いた非
水電解液電池において、電解液としてアルミニウムの不
働態皮膜の生成を抑制する添加金属塩を含有したものを
使用することにより、負極におけるアルミニウムの不働
態皮膜の生成を抑え、保存時の内部抵抗の増大を抑制し
うるので、放電容量が大きく、優れた保存特性を有する
この種電池を提供でき、その工業的価値は極めて大きい
。(g) Effects of the invention As described above, the non-aqueous electrolyte battery of the present invention suppresses the formation of a passive film of aluminum as an electrolyte in a non-aqueous electrolyte battery using aluminum or an aluminum alloy as a negative electrode. By using a material containing additive metal salts, it is possible to suppress the formation of a passive aluminum film on the negative electrode and suppress the increase in internal resistance during storage, resulting in a large discharge capacity and excellent storage characteristics. This type of battery can be provided, and its industrial value is extremely large.
第１図は電池の放電特性図、第２図はアルミン酸塩の含
有量と電池放電容量との関係を示す図、第３図及び第４
図は電池の放電特性図である。
Ａ、Ｂ、Ｃ・・・本発明電池、
ｘ、ｙ、ｚ・・・比較電池。Figure 1 is a battery discharge characteristic diagram, Figure 2 is a diagram showing the relationship between aluminate content and battery discharge capacity, Figures 3 and 4 are diagrams showing the relationship between aluminate content and battery discharge capacity.
The figure is a diagram of the discharge characteristics of the battery. A, B, C...Battery of the present invention, x, y, z...Comparison battery.
Claims (1)
と、正極と、溶媒及び溶質としてのアルミニウム塩から
なる非水電解液とを備えた非水電解液電池において、 前記非水電解液がアルミニウムの不働態皮膜の生成を抑
制する添加金属塩を含有していることを特徴とする非水
電解液電池。 ２ 前記添加金属塩はアルミン酸塩であることを特徴と
する請求項１記載の非水電解液電池。 ３ 前記アルミン酸塩はＮａＡｌＯ＿２、ＫＡｌＯ＿２
、Ｍｇ（ＡｌＯ＿２）＿２、Ｃａ（ＡｌＯ＿２）＿２、
Ｂａ（ＡｌＯ＿２）＿２、Ｃｏ（ＡｌＯ＿２）＿２、Ｓ
ｒ（ＡｌＯ＿２）＿２、Ｌａ（ＡｌＯ＿２）＿３からな
る群より選択された少なくとも１種であることを特徴と
する請求項２記載の非水電解液電池。 ４ 前記非水電解液中において前記アルミン酸塩の含有
量が、０．００１〜０．１ｍｏｌ／ｌであることを特徴
とする請求項２記載の非水電解液電池。[Scope of Claims] 1. A non-aqueous electrolyte battery comprising a negative electrode made of aluminum or an aluminum alloy, a positive electrode, and a non-aqueous electrolyte made of an aluminum salt as a solvent and a solute, wherein the non-aqueous electrolyte is made of aluminum. A non-aqueous electrolyte battery characterized by containing an additive metal salt that suppresses the formation of a passive film. 2. The non-aqueous electrolyte battery according to claim 1, wherein the added metal salt is an aluminate. 3 The aluminate is NaAlO_2, KAlO_2
, Mg(AlO_2)_2, Ca(AlO_2)_2,
Ba(AlO_2)_2, Co(AlO_2)_2, S
3. The non-aqueous electrolyte battery according to claim 2, wherein the non-aqueous electrolyte battery is at least one selected from the group consisting of r(AlO_2)_2 and La(AlO_2)_3. 4. The nonaqueous electrolyte battery according to claim 2, wherein the content of the aluminate in the nonaqueous electrolyte is 0.001 to 0.1 mol/l.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1420190A JP2755760B2 (en) | 1990-01-23 | 1990-01-23 | Non-aqueous electrolyte battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1420190A JP2755760B2 (en) | 1990-01-23 | 1990-01-23 | Non-aqueous electrolyte battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03219561A true JPH03219561A (en) | 1991-09-26 |
| JP2755760B2 JP2755760B2 (en) | 1998-05-25 |
Family
ID=11854501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1420190A Expired - Fee Related JP2755760B2 (en) | 1990-01-23 | 1990-01-23 | Non-aqueous electrolyte battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2755760B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096447A (en) * | 2022-05-12 | 2023-11-21 | 珠海冠宇电池股份有限公司 | a battery |
-
1990
- 1990-01-23 JP JP1420190A patent/JP2755760B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096447A (en) * | 2022-05-12 | 2023-11-21 | 珠海冠宇电池股份有限公司 | a battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2755760B2 (en) | 1998-05-25 |
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