JPS60216470A - Cell and its production method - Google Patents
Cell and its production methodInfo
- Publication number
- JPS60216470A JPS60216470A JP59070605A JP7060584A JPS60216470A JP S60216470 A JPS60216470 A JP S60216470A JP 59070605 A JP59070605 A JP 59070605A JP 7060584 A JP7060584 A JP 7060584A JP S60216470 A JPS60216470 A JP S60216470A
- Authority
- JP
- Japan
- Prior art keywords
- electrolyte
- polypyrrole
- battery
- cell
- polymer material
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【発明の詳細な説明】
（技術分野〕
本発明は電池およびその製造方法に関し、詳しくは導電
性高分子材料を電極として用いた電池およびその製造方
法に関する。DETAILED DESCRIPTION OF THE INVENTION (Technical Field) The present invention relates to a battery and a method for manufacturing the same, and more particularly to a battery using a conductive polymer material as an electrode and a method for manufacturing the same.
（従来技術〕
従来より電極として導電性高分子材料を用いた電池が知
られている。この電池は鉛電池に比べて開路電圧が大き
く、しかも軽量であるため出力密度が大きいという優れ
た利点を有する。(Prior art) Batteries that use conductive polymer materials as electrodes have been known for some time.These batteries have the advantage of having a higher open-circuit voltage than lead-acid batteries, and are lightweight and have a high output density. have
ところで、従来、かかる電池に使用する電極用導電性高
分子材料としてポリアセチレン（ＣＨ）Ｘが知られてい
る。このポリアセチレンは、その電気伝導度が半導体あ
るいは金属領域にあることから、有用な導電性高分子材
料と考えられている。By the way, polyacetylene (CH)X has conventionally been known as a conductive polymer material for electrodes used in such batteries. This polyacetylene is considered to be a useful conductive polymer material because its electrical conductivity is in the semiconductor or metal range.
しかしながら、このポリアセチレンは空気中では不安定
であり、空気に触れると導電性が低下するという問題が
ある。However, this polyacetylene is unstable in air and has a problem in that its conductivity decreases when it comes into contact with air.
本発明は、上記従来技術の問題を解決するためになされ
たもので、本発明の目的は、空気中でも安定で導電性が
低下することがない電池およびその製造方法を提供する
ことにある。The present invention has been made to solve the problems of the prior art described above, and an object of the present invention is to provide a battery that is stable even in the air and whose conductivity does not decrease, and a method for manufacturing the same.
かかる目的は、本発明によれば、導電性高分子材料を一
方の電極として用いる一対の電極と非水有機電解液とを
有する電池であって、
陽極に導電性高分子材料としてポリピロールを用い、陰
極にアルカリ金属を用いることを特徴とする電池によっ
て達成される。−−−一−−第１の発明また、かかる目
的は、本発明によれば、導電性高分子材料を一方の電極
として用いる一対の電極と非水有機電解液とを有する電
池の製造方法であって・
電解質を有機溶媒に熔かした電解液中にピロールを加え
、得られた溶液に一対の導電性基板を浸漬し、電流密度
１ｍＡ／ｃＪ〜２０ｍＡ／ｃＪで電気分解し、導電性基
板上にポリピロールを重合形成した後、得られたポリピ
ロールを陽極とし、アルカリ金属を陰極とし、電解液と
接触させることを特徴とする電池の製造方法によって達
成される。According to the present invention, such object is a battery having a pair of electrodes using a conductive polymer material as one electrode and a non-aqueous organic electrolyte, comprising: using polypyrrole as the conductive polymer material for the anode; This is achieved by a battery characterized by using an alkali metal for the cathode. ---1--First invention According to the present invention, the object is to provide a method for manufacturing a battery having a pair of electrodes using a conductive polymer material as one electrode and a non-aqueous organic electrolyte. Then, pyrrole is added to an electrolytic solution in which an electrolyte is dissolved in an organic solvent, a pair of conductive substrates is immersed in the resulting solution, electrolysis is performed at a current density of 1 mA/cJ to 20 mA/cJ, and the conductive substrates are separated. This is achieved by a method for manufacturing a battery, which comprises polymerizing polypyrrole thereon, then using the resulting polypyrrole as an anode, an alkali metal as a cathode, and bringing them into contact with an electrolyte.
−−−−−一第２の発明
本発明において、陰極に使用するアルカリ金属としては
、リチウム、ナトリウム、カリウム等を用いることがで
きる。-------Second Invention In the present invention, lithium, sodium, potassium, etc. can be used as the alkali metal used in the cathode.
電解液は電解質を有機溶媒に溶かした溶液である。電解
質としては、Ｌ ＋ ＣＩｔ Ｏａ、Ｒ４ＮＣＡＯ，（
Ｒ：アルカリ基、以下同じ）、Ｒ，ＮＢＦ４、Ｒ４Ｎ
Ｐ Ｆ ６等を用いることができる。また、有機溶媒と
しては、プロピレンカーボネート、アセトニトリル、ベ
ンゾニトリル、ニトロメタン、スルホラン等を用いるこ
とができる。An electrolyte is a solution of an electrolyte dissolved in an organic solvent. As electrolytes, L + CIt Oa, R4NCAO, (
R: alkali group (same below), R, NBF4, R4N
P F 6 etc. can be used. Further, as the organic solvent, propylene carbonate, acetonitrile, benzonitrile, nitromethane, sulfolane, etc. can be used.
電流密度は、電極となる導電性高分子材料の表面積を大
きくするためある程度大きくした方がよいが、大きすぎ
るとドーパント自体の分解が起こるため好ましくない。It is better to increase the current density to a certain extent in order to increase the surface area of the conductive polymer material that becomes the electrode, but if it is too high, the dopant itself will decompose, which is not preferable.
第２の発明においては、電解時の電流密度は１ ｍ Ａ
／ ｃＪ〜２０ｍＡ／己が望ましく、６ ｍＡ／ｃＪ
〜１０ ｍＡ／ｃＪがより望ましい。In the second invention, the current density during electrolysis is 1 mA
/ cJ ~ 20 mA/self is desirable, 6 mA/cJ
~10 mA/cJ is more desirable.
次に、本発明の詳細な説明する。 Next, the present invention will be explained in detail.
０．５モル（ｍｏＩ２）のピロールと０．５モルノ過塩
素酸リチウム（Ｌ ｉ Ｃβ０４）をアセトニトリルに
熔かして電解液を調製する。この電解液をモレキュラシ
ーブス（脱水剤）で脱水処理した後、白金（Ｐｔ）板を
電極として酸素を除去しない電解液に浸漬し、電気分解
した。このとき、電流密度は７ ｍ Ａ ／ ｃ♂とし
、電気量として３６クーロン流した。電気分解を開始す
ると、陽極（アノード）側では過塩素酸イオン（Ｃ／
０４−）がドープされた黒色のポリピロール（Ｃ，Ｈ，
Ｎ）ｘが白金板の表面全体に重合される。一方、陰極（
カソード）側ではリチウムが析出する。An electrolytic solution is prepared by dissolving 0.5 mole (mol2) of pyrrole and 0.5 mole of lithium perchlorate (L i Cβ04) in acetonitrile. After dehydrating this electrolyte using molecular sieves (dehydrating agent), a platinum (Pt) plate was used as an electrode and immersed in an electrolyte that did not remove oxygen to perform electrolysis. At this time, the current density was 7 mA/c♂, and the amount of electricity was 36 coulombs. When electrolysis starts, perchlorate ions (C/
04-) doped black polypyrrole (C, H,
N) x is polymerized over the entire surface of the platinum plate. On the other hand, the cathode (
Lithium is precipitated on the cathode side.
この結果得られたポリピロールとリチウムについて、個
々にセルを組み、充放電特性を調べた。The resulting polypyrrole and lithium were individually assembled into cells and their charge/discharge characteristics were investigated.
また、電解条件を変えてポリピロールを製造し、各種電
解条件で製造したポリピロールの寿命を調べた。In addition, polypyrrole was produced under different electrolytic conditions, and the lifespan of polypyrrole produced under various electrolytic conditions was investigated.
充放電特性を調べた結果を第１図に示す。第１図より、
ポリピロールを陽極、リチウムを陰極とし、１ｍｏ ｊ
！−Ｌ ｉ （１！０４／ＣＨ３ＣＮの電解液を用いる
と、開路電圧として３．５ｖの電池ができることが判る
。Figure 1 shows the results of investigating the charge-discharge characteristics. From Figure 1,
Using polypyrrole as an anode and lithium as a cathode, 1 mo j
! -L i (1!04/CH3CN) It can be seen that a battery with an open circuit voltage of 3.5V can be produced.
また、電流密度を変えて製造した各種のポリピロールに
ついて、充放電サイクル試験を行った結果を第２図に示
す。第２図より、重合時の電流密度は５ ｍ Ａ ／
ｃｎｌ 〜２０ ｍ Ａ ／ ｃ＋Ｊ、特に７ｍＡ／ｃ
ｏｔ〜１０ｍＡ／ａｌｌが望ましいことが判る。Further, FIG. 2 shows the results of a charge/discharge cycle test performed on various polypyrroles produced at different current densities. From Figure 2, the current density during polymerization is 5 mA/
cnl ~20 mA/c+J, especially 7mA/c
It turns out that ot~10mA/all is desirable.
また、本実施例に係る電池について、空気中で上記サイ
クル試験を行ったが、従来のポリアセチレンに比べ導電
性の低下はほとんど見られなかった。Furthermore, when the battery according to this example was subjected to the above cycle test in air, almost no decrease in conductivity was observed compared to conventional polyacetylene.
以上、本発明の特定の実施例について説明したが、本発
明は、この実施例に限定されるものではなく、特許請求
の範囲に記載の範囲内で種々の実施態様が包含されるも
のである。Although specific embodiments of the present invention have been described above, the present invention is not limited to these embodiments, and includes various embodiments within the scope of the claims. .
以上より、本発明に係る電池によれば、空気中でも安定
で導電性が低下することがなく、長期にわたり良好な導
電性を維持できるという優れた効果を奏する。As described above, the battery according to the present invention exhibits the excellent effect of being stable even in the air, with no decrease in conductivity, and capable of maintaining good conductivity over a long period of time.
また、本発明に係る電池の製造方法によれば、導電性が
良好で長寿命な電池を効率よく製造することができる。Moreover, according to the method for manufacturing a battery according to the present invention, a battery with good conductivity and long life can be efficiently manufactured.
第１図はポリピロールとリチウムの充放電初期特性を示
すグラフ、
第２図は重合電流密度を変えて製造した各ポリピロール
の耐久性（サイクル試験結果）を示すグラフである。
出願人 トヨタ自動馴杉訟社
第１図
第２図
重合８今ｆ＞電ＥＬ ’ｌｆＬ （ｍＡ Ｃｍ−２）＝
＋ユ？ｉｉ、Ｅ、？（。４ φ。
昭和５９年す片４日
特許庁長官 殿
１、事件の表示
昭和５９年特許願第０７０６０５号
２、発明の名称
電池およびその製造方法
３、補正をする者
事件との関係 特許出願人
住所 愛知県豊田型トヨタ町１番地 〒４７１名称 （
３２０） ）ヨタ自動車株式会社４、補正の対象
明細書の発明の詳細な説明の欄
５、補正の内容
（１）明細書第４頁第８行目の１アルカリ基」を「アル
キル基」と補正する。
（２）明細書第５頁第２行目のｒ（ｍｏＡ）Ｊをｒ （
Ｍまたはｍｏｊ！／ｊりｊと補正する。
（３）明細書第６頁第１行目のｒ １ ｍ ｏ ＩＩＪ
を「ＩＭｊと補正する。
以上FIG. 1 is a graph showing the initial charging and discharging characteristics of polypyrrole and lithium, and FIG. 2 is a graph showing the durability (cycle test results) of each polypyrrole produced at different polymerization current densities. Applicant: Toyota Auto Mitsugisugi Co., Ltd. Figure 1 Figure 2 Polymerization 8 Now f > Electric EL 'lfL (mA Cm-2) =
+Yu? ii, E,? (.4 φ. Director General of the Patent Office, 4th day of 1980, 1. Indication of the case, Patent Application No. 070605, 1987, 2. Name of the invention, Battery and its manufacturing method, 3. Person making the amendment. Relationship with the case. Patent Applicant address: 1 Toyota-cho Toyota-cho, Aichi Prefecture 471 Name (
320)) Yota Jidosha Co., Ltd. 4, Detailed explanation of the invention column 5 of the specification subject to amendment, Contents of the amendment (1) ``1 alkali group'' on page 4, line 8 of the specification is changed to ``alkyl group.'' to correct. (2) r(moA)J on page 5, line 2 of the specification is r (
M or moj! /jrij and correct it. (3) r 1 m o IIJ on page 6, line 1 of the specification
Correct it as ``IMj.''
Claims (2)
の電極と非水有機電解液とを有する電池であって、 陽極に導電性高分子材料としてポリピロールを用い、陰
極にアルカリ金属を用いることを特徴とする電池。(1) A battery having a pair of electrodes using a conductive polymer material as one electrode and a nonaqueous organic electrolyte, in which polypyrrole is used as the conductive polymer material for the anode and an alkali metal is used for the cathode. A battery featuring:
の電極と非水有機電解液とを有する電池の製造方法であ
って、 電解質を有機溶媒に溶かした電解液中にピロールを加え
、得られた溶液に一対の導電性基板を浸漬し、電流密度
１ ｍＡ／ｃｎＴ 〜２０ ｍＡ／ｃＩＭで電気分解し
、導電性基板上にポリピロールを重合形成した後、得ら
れたポリピロールを陽極とし、アルカリ金属を陰極どし
、電解液と接触させることを特徴とする電池の製造方法
。(2) A method for manufacturing a battery having a pair of electrodes using a conductive polymer material as one electrode and a non-aqueous organic electrolyte, the method comprising: adding pyrrole to the electrolyte in which the electrolyte is dissolved in an organic solvent; A pair of conductive substrates was immersed in the solution and electrolyzed at a current density of 1 mA/cnT to 20 mA/cIM to polymerize and form polypyrrole on the conductive substrate. A method for producing a battery, characterized in that a metal is used as a cathode and brought into contact with an electrolyte.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59070605A JPS60216470A (en) | 1984-04-09 | 1984-04-09 | Cell and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59070605A JPS60216470A (en) | 1984-04-09 | 1984-04-09 | Cell and its production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60216470A true JPS60216470A (en) | 1985-10-29 |
Family
ID=13436376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59070605A Pending JPS60216470A (en) | 1984-04-09 | 1984-04-09 | Cell and its production method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60216470A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62176046A (en) * | 1986-01-27 | 1987-08-01 | Mitsubishi Chem Ind Ltd | Secondary battery |
| WO1992009112A1 (en) * | 1990-11-16 | 1992-05-29 | Teijin Limited | Polypyrrole molding, production thereof, and secondary battery |
-
1984
- 1984-04-09 JP JP59070605A patent/JPS60216470A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62176046A (en) * | 1986-01-27 | 1987-08-01 | Mitsubishi Chem Ind Ltd | Secondary battery |
| WO1992009112A1 (en) * | 1990-11-16 | 1992-05-29 | Teijin Limited | Polypyrrole molding, production thereof, and secondary battery |
| US5384215A (en) * | 1990-11-16 | 1995-01-24 | Teijin Limited | Polypyrrole shaped material, process for production thereof, and secondary battery |
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