JPH01281678A - Battery with nonaqueous electrolyte - Google Patents
Battery with nonaqueous electrolyteInfo
- Publication number
- JPH01281678A JPH01281678A JP11193788A JP11193788A JPH01281678A JP H01281678 A JPH01281678 A JP H01281678A JP 11193788 A JP11193788 A JP 11193788A JP 11193788 A JP11193788 A JP 11193788A JP H01281678 A JPH01281678 A JP H01281678A
- Authority
- JP
- Japan
- Prior art keywords
- battery
- organic solvent
- dimethyl
- solvent
- 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 description 12
- 239000003960 organic solvent Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 239000003792 electrolyte Substances 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 7
- 229910052744 lithium Inorganic materials 0.000 claims description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 239000011149 active material Substances 0.000 claims description 2
- YAMHXTCMCPHKLN-UHFFFAOYSA-N imidazolidin-2-one Chemical compound O=C1NCCN1 YAMHXTCMCPHKLN-UHFFFAOYSA-N 0.000 claims 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002904 solvent Substances 0.000 abstract description 6
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 abstract description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 abstract description 4
- KLKFAASOGCDTDT-UHFFFAOYSA-N ethoxymethoxyethane Chemical compound CCOCOCC KLKFAASOGCDTDT-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009835 boiling Methods 0.000 abstract description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 abstract description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 abstract 2
- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 description 6
- -1 alkali metal salt Chemical class 0.000 description 6
- 239000012046 mixed solvent Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 5
- 229910000552 LiCF3SO3 Inorganic materials 0.000 description 4
- 229910052783 alkali metal Inorganic materials 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 2
- 229910001486 lithium perchlorate Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910018225 Li PF6 Inorganic materials 0.000 description 1
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- YGHCWPXPAHSSNA-UHFFFAOYSA-N nickel subsulfide Chemical compound [Ni].[Ni]=S.[Ni]=S YGHCWPXPAHSSNA-UHFFFAOYSA-N 0.000 description 1
- 239000011356 non-aqueous organic solvent Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/16—Cells with non-aqueous electrolyte with organic electrolyte
- H01M6/162—Cells with non-aqueous electrolyte with organic electrolyte characterised by the electrolyte
- H01M6/164—Cells with non-aqueous electrolyte with organic electrolyte characterised by the electrolyte by the solvent
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Primary Cells (AREA)
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
この発明は、リチウムやナトリウムなどの軽金属を負極
活物質とする非水電解液電池に関するものである。DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a non-aqueous electrolyte battery using a light metal such as lithium or sodium as a negative electrode active material.
〈従来の技術〉
この種の非水電解液電池、例えばリチウム電池は、軽量
で高エネルギー密度な電池であり、筒形スパイラル形、
筒形インサイドアウト形。<Prior art> This type of non-aqueous electrolyte battery, such as a lithium battery, is a lightweight, high-energy-density battery, and has a cylindrical spiral type,
Cylindrical inside-out type.
コイン形あるいはビン形などの各種の形式のらのが広く
用いられている。Various types of lanterns, such as coin-shaped or bottle-shaped, are widely used.
これらの電池では、非水系の有機溶媒に、電解質として
アルカリ金属塩を溶解して作った電解液を用いている。These batteries use an electrolytic solution prepared by dissolving an alkali metal salt as an electrolyte in a non-aqueous organic solvent.
このうち、有機溶媒としては、電解質であるアルカリ金
属塩の溶解度が高く、また高誘電率で低粘度を示すもの
でなければならない、また、安全性の点から、引火点が
高いことなどが必要となる。Among these, the organic solvent must have a high solubility for the alkali metal salt that is the electrolyte, a high dielectric constant, and a low viscosity.Also, from the viewpoint of safety, it must have a high flash point. becomes.
現用の電池では、一般に、このような高誘電率溶媒とし
てプロピレンカーボネイトが多用されており、このプロ
ピレンカーボネイトを単独またはジメトキシエタン、テ
トラしドロフランなどの有機溶媒と混合して用いている
。In current batteries, propylene carbonate is generally frequently used as such a high dielectric constant solvent, and propylene carbonate is used alone or in combination with an organic solvent such as dimethoxyethane or tetrahydrofuran.
〈発明が解決しようとする課題〉
しかしながら、このようにプロピレンカーボネイト＜ｐ
ｃ＞と一部の低粘度有機溶媒、及び一部の溶質の組合わ
せ、例えば、ＰＣとジメトキシエタンとの混合溶媒、Ｐ
Ｃとジェトキシエタンとの混合溶媒、あるいはＰＣとエ
トキシメトキシエタンとの混合溶媒等に、溶質としてＬ
ｉＣＦ３ＳＯ３を溶解させた非水電解液を用いた場合、
保存中の開路電圧（ＯＣＶ）あるいは内部抵抗〈ＲＡｏ
）等に異常がみられるという問題があった。<Problem to be solved by the invention> However, in this way, propylene carbonate < p
c>, some low viscosity organic solvents, and some solutes, for example, a mixed solvent of PC and dimethoxyethane, P
L as a solute in a mixed solvent of C and jetoxyethane, or a mixed solvent of PC and ethoxymethoxyethane, etc.
When using a non-aqueous electrolyte in which iCF3SO3 is dissolved,
Open circuit voltage (OCV) or internal resistance during storage <RAo
), etc., there was a problem that abnormalities were observed.
く課題を解決するための手段〉
この発明の非水電解液電池は、リチウムやナトリウム等
の軽金属を活物質とする負極と、正極と、有機溶媒にＴ
ｈ解質を溶解してなる非水電解液とを備え、前記有機溶
媒として、１，３ジメチル−２−イミダゾリジノンと低
粘度有機溶媒とを混合したものを用いたことを要旨とす
る。Means for Solving the Problems> The non-aqueous electrolyte battery of the present invention includes a negative electrode using a light metal such as lithium or sodium as an active material, a positive electrode, and an organic solvent containing T.
h, and a non-aqueous electrolytic solution formed by dissolving a solute, and a mixture of 1,3 dimethyl-2-imidazolidinone and a low-viscosity organic solvent is used as the organic solvent.
上記の１．３ジメチル−２−イミダゾリジノンは下式で
示される５員環化合物である。The above 1.3 dimethyl-2-imidazolidinone is a 5-membered ring compound represented by the following formula.
ＣＨ−ＣＨ２
／ ＼
Ｈ２Ｏ−Ｎ Ｎ−ＣＨ２
Ｘ ／
そして、この１，３ジメチル−２−イミダゾリジノンと
混合して用いる低粘度の有機溶媒としては、例えば、ジ
メトキシエタン、ジオキソラン、テトラヒドロフラン、
ジェトキシエタン。CH-CH2 / \ H2O-N N-CH2
Jetoxyethane.
エトキシメトキシエタンなどから運ばれる１種または２
種以上を含んだものを用いることができる。Type 1 or 2 transported from ethoxymethoxyethane, etc.
Those containing more than one species can be used.
また、本発明の有機溶媒に溶解する電解質としては、例
えば、ＬｉＣｌＯ４，Ｌｉ ＰＦ６゜Ｌ Ｉ Ｂ Ｆ
４ 、 Ｌ ｔ Ａ ｓ Ｆ ６ 、 Ｌ Ｉ Ｓ ｂ
Ｆ ６ 。Further, as the electrolyte dissolved in the organic solvent of the present invention, for example, LiClO4, Li PF6゜L I B F
4, L t As F 6, L I S b
F6.
ＬｉＣＦ３ＳＯ３等から選ばれる１種または２種以上の
アルカリ金属塩を使用することができる。One or more alkali metal salts selected from LiCF3SO3 and the like can be used.
く作用〉
本発明で用いる１、３ジメチル−２−イミダゾリジノン
は、高誘電率で、また沸点、引火点がそれぞれ２２５℃
、１０７℃と高い有機溶媒である。1,3 dimethyl-2-imidazolidinone used in the present invention has a high dielectric constant and a boiling point and a flash point of 225°C.
, 107°C, which is a high organic solvent.
このためこれを使用した非水電解液を用いることで、電
池性能が高く、また安全性が高い電池を得ることができ
る。Therefore, by using a nonaqueous electrolyte using this, a battery with high battery performance and high safety can be obtained.
また、この１，３ジメチル−２−イミダゾリジノン自体
は粘性が高くまた融点が高い（８，２℃）ので、単独で
は電解液の有機溶媒としては使用できず、上記のように
低粘度有機溶媒と混合して使用する訳である。In addition, this 1,3 dimethyl-2-imidazolidinone itself has a high viscosity and a high melting point (8.2°C), so it cannot be used alone as an organic solvent for an electrolyte, and as mentioned above, it cannot be used as an organic solvent for an electrolytic solution. It is used by mixing it with a solvent.
そして、この１．３ジメチル−２−イミダゾリジノン（
ＤＭＩ）とジェトキシエタン、及びＤＭＩとジオキソラ
ンの好ましい混合比率を探索するため、この混合比率を
種々変えた混合溶媒に溶質としてＬｉＣｌＯ４あるいは
ＬｉＣＦ３ＳＯ３をそれぞれ溶解させた溶液の導電率の
変化を調査した。And this 1.3 dimethyl-2-imidazolidinone (
In order to explore the preferred mixing ratios of DMI) and jetoxyethane, and DMI and dioxolane, we investigated changes in the conductivity of solutions in which LiClO4 or LiCF3SO3 were dissolved as solutes in mixed solvents with various mixing ratios.
第３図は、上記溶質をジェトキシエタンとＤＭＩの混合
溶媒に１ ｉｏ１／ぶ溶解させ、また溶媒中のジェト
キシエタンとＤＭＩの混合比率を種々変えた場合におけ
る２０℃での溶液の導電率を変化を示したしのである。Figure 3 shows the change in conductivity of the solution at 20°C when the above solute was dissolved in a mixed solvent of jetoxyethane and DMI at a rate of 1 io1/d, and the mixing ratio of jetoxyethane and DMI in the solvent was varied. It is Tashino.
一方第４図は、上記溶質をジオキソランとＤＭＩの混合
溶媒にｌ ｌ１ｏｌ／ｉ溶解させ、また溶媒中のジオ
キソランとＤＭＩの混合比率を種々変えた場合における
２０℃での溶液の導電率の変化を示したしのである。On the other hand, Figure 4 shows the change in conductivity of the solution at 20°C when the above solute was dissolved in a mixed solvent of dioxolane and DMI, and the mixing ratio of dioxolane and DMI in the solvent was varied. This is what I showed you.
これらいずれの場合ら、ＤＭＩと混合するジェトキシエ
タンやジオキソラン等の低粘度溶媒の量（容積％）は、
およそ５０％付近が良いことが判る。In any of these cases, the amount (volume %) of a low viscosity solvent such as jetoxyethane or dioxolane to be mixed with DMI is
It turns out that around 50% is good.
〈実施例〉
以下に、この発明をリチウム電池に適用した実施例を詳
細に説明する。<Example> Below, an example in which the present invention is applied to a lithium battery will be described in detail.
１．３ジメチル−２−イミダゾリジノン（Ｄ Ｍ■）と
ジオキソランとを体積比で１：１の割合で混合した有機
溶媒に、電解質として
ＬｉＣＦ３ＳＯ３を１ ｎｏｌ／Ｊｌ溶解させて、本
発明に係わる非水電解液を作製した。1.3 LiCF3SO3 as an electrolyte is dissolved in an organic solvent containing a mixture of dimethyl-2-imidazolidinone (DM■) and dioxolane at a volume ratio of 1:1 at a concentration of 1 nol/Jl to produce a solution according to the present invention. A non-aqueous electrolyte was prepared.
そして、二酸化マンガンを主成分とし、導電剤としての
炭素粉末及びバインダーを加えた混合粉末をコイン状に
加圧成形して作製した正極合剤１を、第１図に示したよ
うに、有底短円筒状でステンレス製の電池缶２の内底面
に載置し、正極合剤上面から上記の非水電解液を注入し
、次いでこの正極合剤１の上面に、ポリエチレン不織布
製のセパレータ３、リチウム負極４、並びにステンレス
製の端子板５を順次配し、更に電池缶開口部を内方に折
曲し、電池缶周縁部内側と端子板周縁部との間に位置さ
せた合成樹脂製の封口ガスケット６をこれら周縁部で挾
圧し封口して、図示した通りの本発明のＣＲ２４３０形
の電池（電池■）を作製した。Then, as shown in FIG. 1, a positive electrode mixture 1 was prepared by pressure-molding a mixed powder containing manganese dioxide as a main component, carbon powder as a conductive agent, and a binder into a coin shape. It is placed on the inner bottom surface of a short cylindrical battery can 2 made of stainless steel, and the above-mentioned non-aqueous electrolyte is injected from the top surface of the positive electrode mixture 1, and then a separator 3 made of polyethylene nonwoven fabric is placed on the top surface of the positive electrode mixture 1. A lithium negative electrode 4 and a stainless steel terminal plate 5 are sequentially arranged, the opening of the battery can is bent inward, and the battery case is placed between the inner side of the periphery of the battery can and the periphery of the terminal plate. The sealing gasket 6 was clamped and sealed by these peripheral parts to produce a CR2430 type battery (battery 2) of the present invention as shown in the figure.
また、電解液として、ＤＭＩとジェトキシエタンとを体
積比で１：１の割合で混合した有橘溶媒に、ＬｉＣぶ０
４をｌ ｍｏｌ／ぶ溶解させた本発明の非水電解液を
用いた他は同様にして、同じ（ＣＲ２４３０形の電池（
電池■）を作製した。In addition, as an electrolytic solution, a LiCl solution was added to an organic solvent in which DMI and jetoxyethane were mixed at a volume ratio of 1:1.
The same method was used except that the non-aqueous electrolyte of the present invention in which 1 mol/volume of 4 was dissolved was used (CR2430 type battery (
A battery (■) was produced.
更にプロピレンカーボネイトとジメトキシエタンとを体
積比でに１で混合した有機溶媒にＬｉＣＦ３ＳＯ３をｌ
ｍｏｌ／ぶ溶解させた非水電解液を用いた他は同様
な電池■、並びに、プロピレンカーボネイトとジェトキ
シエタンとを体積比で１＝１で混合した有機溶媒に
Ｌ ｉＣＦ ３ Ｓ Ｏｓを１ ｍｏｌ／Ｊ！溶解さ
せた井水電解液を用いた池は同様な電池■を、それぞれ
作製した。Furthermore, 1 l of LiCF3SO3 was added to an organic solvent in which propylene carbonate and dimethoxyethane were mixed at a volume ratio of 1.
A similar battery (■) except that a non-aqueous electrolyte dissolved in mol/J was used, and 1 mol/J of LiCF 3 S Os was added to an organic solvent prepared by mixing propylene carbonate and jetoxyethane at a volume ratio of 1=1. ! A similar battery (2) using dissolved well water electrolyte was fabricated.
以上の電池を、６０°Ｃにて４０日保存した後、２０℃
にて放電抵抗５にΩで連続放電させ、放電時間（時間）
と各電池の端子電圧（Ｖ）の変化を調べた。結果は第２
図の通りであり、本発明の電池■１■の放電性能が格段
に優れている。After storing the above batteries at 60°C for 40 days,
Continuously discharge at Ω to the discharge resistor 5, and discharge time (hours)
and changes in the terminal voltage (V) of each battery were investigated. The result is second
As shown in the figure, the discharge performance of the battery (1) of the present invention is extremely excellent.
尚、以上は電解液に溶解する溶質としてＬｉＣＦ Ｓ
Ｏ、あるいはＬ ｉ Ｃ１０４を用いた例であるが、そ
の池のアルカリ金属塩を単独または混合して用いた場合
も同様ないし次善の効果が得られることは明らかである
。In addition, in the above, LiCF S is used as a solute dissolved in the electrolyte.
In this example, O or L i C104 is used, but it is clear that the same or the next best effect can be obtained when the same alkali metal salts are used alone or in combination.
また、上記した実施例では、正極活物質に二酸化マンガ
ンを、また負極活物質にはリチウムをそれぞれ用いた例
であるが、正極活物質として、フッ化カーボン、ＭｏＯ
３やＣｕＯ等の金属酸化物、ＣｕＳやＮｉ３Ｓ２などの
金属硫化物等を、また負極活物質にはナトリウムやカリ
ウムなどのその他の軽金属をそれぞれ用いた場合にも同
様な結果が得られる。Furthermore, in the above embodiment, manganese dioxide was used as the positive electrode active material, and lithium was used as the negative electrode active material, but carbon fluoride, MoO
Similar results can be obtained when metal oxides such as 3 and CuO, metal sulfides such as CuS and Ni3S2, and other light metals such as sodium and potassium are used as the negative electrode active material.
更に、以上はコイン形電池についての例であるが、筒型
スパイラル形、ｆｒＪ形イフィンサイドアウト形るいは
ビン形などの他の形式の電池の場合にも同様な結果が得
られることは言うまでもない。Further, although the above is an example of a coin-shaped battery, it goes without saying that similar results can be obtained with other types of batteries such as a cylindrical spiral type, frJ type IFFIN side-out type, or bottle type. stomach.
〈発明の効果〉
以上のように、この発明によれば、電池性能が高く、ま
た安全性の高い電池を提供することができる。<Effects of the Invention> As described above, according to the present invention, a battery with high battery performance and high safety can be provided.
第１図はこの発明の実施例の電池の断面図、第２図は実
施例の電池などの放電特性を示したグラフ、第３．４図
は本発明の電池の電解液として用いる溶液の導電率を示
したグラフである。
１・・・正極、２・・・電池缶、３・・・セパレータ、
４・・・負極。
第 １ 図
第 ２＝
来 電 吋 間 （鴫間］Fig. 1 is a cross-sectional view of a battery according to an embodiment of the present invention, Fig. 2 is a graph showing the discharge characteristics of the battery according to an embodiment, etc., and Fig. 3.4 is a conductivity of a solution used as an electrolyte in a battery of the present invention. It is a graph showing the rate. 1...Positive electrode, 2...Battery can, 3...Separator,
4...Negative electrode. Figure 1 No. 2 = Next station (Shiroma)
Claims (1)
極と、正極と、有機溶媒に電解質を溶解してなる非水電
解液とを備え、前記有機溶媒として、１、３ジメチル−
２−イミダゾリジノンと低粘度有機溶媒とを混合したも
のを用いたことを特徴とする非水電解液電池。1. A negative electrode containing a light metal such as lithium or sodium as an active material, a positive electrode, and a non-aqueous electrolyte prepared by dissolving an electrolyte in an organic solvent, the organic solvent being 1,3 dimethyl-
A non-aqueous electrolyte battery characterized by using a mixture of 2-imidazolidinone and a low-viscosity organic solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63111937A JP2726269B2 (en) | 1988-05-09 | 1988-05-09 | Non-aqueous electrolyte battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63111937A JP2726269B2 (en) | 1988-05-09 | 1988-05-09 | Non-aqueous electrolyte battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01281678A true JPH01281678A (en) | 1989-11-13 |
| JP2726269B2 JP2726269B2 (en) | 1998-03-11 |
Family
ID=14573876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63111937A Expired - Lifetime JP2726269B2 (en) | 1988-05-09 | 1988-05-09 | Non-aqueous electrolyte battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2726269B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009158241A1 (en) * | 2008-06-23 | 2009-12-30 | The Gillette Company | Lithium cell with cathode containing iron disulfide |
| WO2010111103A1 (en) * | 2009-03-27 | 2010-09-30 | The Gillette Company | Lithium cell with improved iron disulfide cathode |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59154778A (en) * | 1983-02-22 | 1984-09-03 | Sanyo Chem Ind Ltd | Electrolyte composition |
| JPS6017872A (en) * | 1983-07-11 | 1985-01-29 | Nippon Denso Co Ltd | Organic battery |
-
1988
- 1988-05-09 JP JP63111937A patent/JP2726269B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59154778A (en) * | 1983-02-22 | 1984-09-03 | Sanyo Chem Ind Ltd | Electrolyte composition |
| JPS6017872A (en) * | 1983-07-11 | 1985-01-29 | Nippon Denso Co Ltd | Organic battery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009158241A1 (en) * | 2008-06-23 | 2009-12-30 | The Gillette Company | Lithium cell with cathode containing iron disulfide |
| WO2010111103A1 (en) * | 2009-03-27 | 2010-09-30 | The Gillette Company | Lithium cell with improved iron disulfide cathode |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2726269B2 (en) | 1998-03-11 |
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