JPH0554895A - Thinned type battery and manufacture thereof - Google Patents
Thinned type battery and manufacture thereofInfo
- Publication number
- JPH0554895A JPH0554895A JP3259565A JP25956591A JPH0554895A JP H0554895 A JPH0554895 A JP H0554895A JP 3259565 A JP3259565 A JP 3259565A JP 25956591 A JP25956591 A JP 25956591A JP H0554895 A JPH0554895 A JP H0554895A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- film
- thin battery
- substrate
- active 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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
- H01M6/40—Printed batteries, e.g. thin film batteries
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Primary Cells (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、シート状の薄型電池
およびその製造方法に関する。さらに詳しくは、複数の
薄型電池セルからなり、各電池セルの起電力の和の起電
力を容易に得ることのできる薄型電池およびその製造方
法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet-shaped thin battery and a method for manufacturing the same. More specifically, the present invention relates to a thin battery including a plurality of thin battery cells and capable of easily obtaining a sum of electromotive forces of the battery cells, and a method for manufacturing the thin battery.
【０００２】[0002]
【従来の技術】マイクロコンピュータ、ＩＣ等を内臓し
た薄型電子機器は、ＩＤカード、情報カード等として広
く利用されているが、このような薄型電子機器の電源と
しては、ボタン型電池やステンレス等の金属板を電極と
したシート状電池の完成品を組み込んで使用することが
なされている。2. Description of the Related Art Thin electronic devices including a microcomputer, an IC, etc. are widely used as ID cards, information cards, etc. As a power source for such thin electronic devices, a button type battery, stainless steel or the like is used. A finished product of a sheet-shaped battery using a metal plate as an electrode is incorporated and used.
【０００３】ところで、薄型電池を構成する電池セルの
起電力はその種類によって異なり、例えばマンガンイオ
ンを正極活物質とするマンガン電池の起電力は１．５Ｖ
である。そのため薄型電子機器に必要とされる電源電圧
が単一の電池セルの起電力で不足な場合には複数の電池
セルを直列に接続することが必要となり、実際には、ボ
タン型電池やシート状電池の完成品を金属シール内部に
積層するか、あるいは平面上に並べて外部回路で接続す
る等の方法がとられている。By the way, the electromotive force of a battery cell that constitutes a thin battery varies depending on its type.
Is. Therefore, when the power supply voltage required for thin electronic devices is insufficient due to the electromotive force of a single battery cell, it is necessary to connect multiple battery cells in series. A method of laminating the finished battery product inside a metal seal, or arranging it on a plane and connecting it with an external circuit is used.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上述の
ような従来の電池の接続方法では全体として薄く構成す
ることができないという問題があり、また、電池を一体
型に形成できず、製造工程も繁雑となるという問題があ
った。However, there is a problem that the conventional battery connecting method as described above cannot be made thin as a whole, and the battery cannot be integrally formed, and the manufacturing process is complicated. There was a problem that became.
【０００５】この発明は、以上のような従来技術の問題
点を解決しようとするものであり、複数の電池セルから
なる一体型の薄型電池を単一の電池セルと同様の薄さ
で、かつ簡単な製造工程で得られるようにすることを目
的としている。The present invention is intended to solve the above-mentioned problems of the prior art, in which an integrated thin battery composed of a plurality of battery cells is as thin as a single battery cell, and It is intended to be obtained by a simple manufacturing process.
【０００６】[0006]
【課題を解決するための手段】この発明者は、フィルム
状電極、正極活物質、セパレータ、負極活物質およびフ
ィルム状電極が順次積層した薄型電池セルからなる薄型
電池を、同一基板上に、互いに起電力の方向が異なるよ
うに複数形成し、それらを直列に接続すれば上記の目的
を達成できること、特に、導電性ペーストを印刷するこ
とによりフィルム状電極を形成すれば容易に種々の電極
パターンを形成できるので、同一基板上に複数の薄型電
池セルを所望の位置に配置した一体型の電池が容易に得
られることを見出しこの発明を完成するに至った。Means for Solving the Problems The present inventor has made a thin battery composed of thin battery cells in which a film electrode, a positive electrode active material, a separator, a negative electrode active material and a film electrode are successively laminated on the same substrate. It is possible to achieve the above object by forming a plurality of electromotive forces in different directions and connecting them in series, and in particular, various electrode patterns can be easily formed by forming a film-like electrode by printing a conductive paste. Since they can be formed, they have found that an integrated battery in which a plurality of thin battery cells are arranged at desired positions on the same substrate can be easily obtained, and completed the present invention.
【０００７】即ち、この発明は、基板上に、フィルム状
電極、正極活物質、セパレータ、負極活物質およびフィ
ルム状電極が順次積層した第１の薄型電池セルと、フィ
ルム状電極、負極活物質、セパレータ、正極活物質およ
びフィルム状電極が順次積層した第２の薄型電池セルと
が形成され、第１の薄型電池セルの基板側のフィルム状
電極と第２の薄型電池セルの基板側のフィルム状電極と
が接続されていることを特徴とする薄型電池を提供す
る。このような薄型電池としては、基板上の第１の薄型
電池セルのフィルム状電極と第２の薄型電池セルのフィ
ルム状電極とが共通電極として形成されていることが好
ましい。That is, according to the present invention, a first thin battery cell in which a film electrode, a positive electrode active material, a separator, a negative electrode active material and a film electrode are sequentially laminated on a substrate, a film electrode, a negative electrode active material, A second thin battery cell in which a separator, a positive electrode active material, and a film electrode are sequentially laminated is formed, and a film electrode on the substrate side of the first thin battery cell and a film film on the substrate side of the second thin battery cell. Provided is a thin battery characterized by being connected to electrodes. In such a thin battery, it is preferable that the film electrode of the first thin battery cell and the film electrode of the second thin battery cell are formed as a common electrode on the substrate.
【０００８】また、この発明は、上記のような薄型電池
の好ましい製造方法として、第１の基板上に、第１の薄
型電池セル用フィルム状電極および正極活物質を順次形
成すると共に、第１の基板上に第２の薄型電池セル用フ
ィルム状電極および負極活物質を順次形成し、その際第
１の薄型電池セル用フィルム状電極と第２の薄型電池セ
ル用フィルム状電極とを接続状態とし、一方、第２の基
板上に、第１の薄型電池セル用フィルム状電極および負
極活物質を順次形成すると共に、第２の薄型電池セル用
フィルム状電極および正極活物質を順次形成し、第１の
基板の電極活物質形成面と第２の基板の電極活物質形成
面とをセパレータを介して接合することを特徴とする薄
型電池の製造方法を提供する。このような製造方法にお
いては、特に、導電性ペーストを印刷することにより、
第１の基板上の第１の薄型電池セル用フィルム状電極と
第２の薄型電池セル用フィルム状電極とを共通電極とし
て形成することが好ましい。Further, according to the present invention, as a preferable method for manufacturing the thin battery as described above, the first film electrode for thin battery cell and the positive electrode active material are sequentially formed on the first substrate, and the first thin film battery electrode is formed. A second thin film cell film-like electrode and a negative electrode active material are sequentially formed on the substrate, and the first thin film cell film-like electrode and the second thin film cell film-like electrode are connected in this case. On the other hand, on the other hand, the first film electrode for thin battery cells and the negative electrode active material are sequentially formed on the second substrate, and the second film electrode for thin battery cells and the positive electrode active material are sequentially formed, Provided is a method for manufacturing a thin battery, characterized in that an electrode active material forming surface of a first substrate and an electrode active material forming surface of a second substrate are bonded via a separator. In such a manufacturing method, in particular, by printing a conductive paste,
It is preferable to form the first thin film cell film electrode on the first substrate and the second thin battery cell film electrode as a common electrode.
【０００９】[0009]
【作用】この発明の薄型電池においては、基板上にフィ
ルム状電極、正極活物質、セパレータ、負極活物質およ
びフィルム状電極が順次積層した第１の薄型電池セルが
形成され、さらにこの第１の薄型電池と同一基板上に起
電力の方向が異なる第２の薄型電池セル、すなわち基板
上にフィルム状電極、負極活物質、セパレータ、正極活
物質およびフィルム状電極が順次積層した第２の薄型電
池セル、が形成され、この第１の薄型電池セルの基板側
のフィルム状電極と第２の薄型電池セルの基板側のフィ
ルム状電極が接続されている。このため、基板上に形成
された第１の薄型電池セルと第２の薄型電池セルとは直
列に接続されたものとなり、しかもこの場合電池の厚さ
は単一の電池セルと同じになる。したがって、この発明
の薄型電池は厚さ０．３ｍｍ程度にすることが可能とな
る。同様にして同一基板上に起電力の方向が互いに異な
る複数の薄型電池セルを形成し、直列に接続すれば、各
薄型電池セルの起電力の和の起電力を有し、かつ単一の
電池セルと同じ厚さを有する薄型電池を容易に得ること
が可能となる。In the thin battery of the present invention, the first thin battery cell in which the film electrode, the positive electrode active material, the separator, the negative electrode active material and the film electrode are sequentially laminated on the substrate is formed. A second thin battery cell having a different electromotive force direction on the same substrate as the thin battery, that is, a second thin battery in which a film electrode, a negative electrode active material, a separator, a positive electrode active material and a film electrode are sequentially laminated on the substrate. A cell is formed, and the film-like electrode on the substrate side of the first thin battery cell is connected to the film-like electrode on the substrate side of the second thin battery cell. Therefore, the first thin battery cell and the second thin battery cell formed on the substrate are connected in series, and in this case, the battery has the same thickness as the single battery cell. Therefore, the thin battery of the present invention can have a thickness of about 0.3 mm. Similarly, by forming a plurality of thin battery cells with different electromotive force directions on the same substrate and connecting them in series, the electromotive force is the sum of the electromotive forces of the thin battery cells, and a single battery It is possible to easily obtain a thin battery having the same thickness as the cell.
【００１０】このような薄型電池において、特に、第１
の薄型電池セルの基板側のフィルム状電極と第２の薄型
電池セルの基板側のフィルム状電極とを共通電極として
形成することによりこれらの薄型電池セルを接続すれ
ば、その接続のために別途配線パターンを形成すること
が不要となり、電池構成を簡略化することが可能とな
る。In such a thin battery, in particular, the first
If these thin battery cells are connected by forming the film-shaped electrode on the substrate side of the thin battery cell and the film-shaped electrode on the substrate side of the second thin battery cell as a common electrode, the thin battery cells are separately connected for the connection. It becomes unnecessary to form a wiring pattern, and the battery configuration can be simplified.
【００１１】また、このような薄型電池の製造方法とし
て、第１の基板上に、第１の薄型電池セル用フィルム状
電極および正極活物質を順次形成すると共に、第１の基
板上に第２の薄型電池セル用フィルム状電極および負極
活物質を順次形成し、その際第１の薄型電池セル用フィ
ルム状電極と第２の薄型電池セル用フィルム状電極とを
接続状態とし、一方、第２の基板上に、第１の薄型電池
セル用フィルム状電極および負極活物質を順次形成する
と共に、第２の薄型電池セル用フィルム状電極および正
極活物質を順次形成し、第１の基板の電極活物質形成面
と第２の基板の電極活物質形成面とをセパレータを介し
て接合すれば、第１の薄型電池セルと第２の薄型電池セ
ルとを直列に接続した薄型電池を、単一の薄型電池セル
の厚さを有する一体型の電池として容易に製造すること
が可能となる。また、このような製造方法においては外
部配線は不要となるので、所謂ロール・ツー・ロールの
生産方法により量産的に安価に製造することが可能とな
る。As a method of manufacturing such a thin battery, a first thin film cell electrode for thin battery cells and a positive electrode active material are sequentially formed on a first substrate, and a second thin film is formed on the first substrate. Of the film electrode for thin battery cells and the negative electrode active material are sequentially formed, in which case the first film electrode for thin battery cells and the second film electrode for thin battery cells are connected to each other, while the second electrode On the substrate, the first film-shaped electrode for thin battery cells and the negative electrode active material are sequentially formed, and the second film-shaped electrode for thin battery cell and the positive electrode active material are sequentially formed, and the electrode of the first substrate is formed. By joining the active material forming surface and the electrode active material forming surface of the second substrate via the separator, a thin battery in which the first thin battery cell and the second thin battery cell are connected in series can be obtained. One with the thin battery cell thickness It is possible to easily manufacture a battery type. In addition, since no external wiring is required in such a manufacturing method, it is possible to mass-produce at low cost by a so-called roll-to-roll manufacturing method.
【００１２】特に、このような製造方法において、各薄
型電極セルのフィルム状電極を導電性ペーストを印刷す
ることにより形成すれば、容易に種々の電極パターンを
形成できるので、同一基板上に複数の薄型電池セルを所
望の位置に配置することが可能となる。また、第１の基
板上で第１の薄型電池セル用フィルム状電極と第２の薄
型電池セル用フィルム状電極とを接続状態とするに際
し、これらのフィルム状電極を共通する一のフィルム状
電極として印刷により形成すれば、製造工程をより簡略
化することが可能となる。In particular, in such a manufacturing method, various electrode patterns can be easily formed by forming the film-shaped electrodes of each thin electrode cell by printing a conductive paste. Therefore, a plurality of electrode patterns can be formed on the same substrate. It is possible to arrange the thin battery cell at a desired position. Moreover, when the first thin film battery cell film electrode and the second thin battery cell film electrode are brought into a connected state on the first substrate, one film electrode having these film electrode electrodes in common is used. If it is formed by printing as, it is possible to further simplify the manufacturing process.
【００１３】[0013]
【実施例】以下、この発明の薄型電池の実施例を図面に
基づいて具体的に説明する。なお、各図中、同一符号は
同一または同等の構成要素を表している。 実施例１ 図１は、２つの薄型電池セルＡ、Ｂを直列に接続した構
造を有する実施例の薄型電池の製造工程（ａ）〜（ｆ）
の説明図である。なお、各製造工程ａ〜ｆの添字１は平
面図を表し、添字２はそのＸ−Ｘ断面図を表している。Embodiments of the thin battery of the present invention will be specifically described below with reference to the drawings. In the drawings, the same reference numerals represent the same or equivalent constituent elements. Example 1 FIG. 1 shows manufacturing steps (a) to (f) of a thin battery of an example having a structure in which two thin battery cells A and B are connected in series.
FIG. In addition, the subscript 1 of each manufacturing process af represents a plan view, and the subscript 2 represents the XX sectional view.
【００１４】この製造方法においては、まず同図の（ａ
１）、（ａ２）のように、まず基板フィルム１ａ上に導
電性ペーストをスクリーン印刷し、乾燥することにより
第１の薄型電池セル用の電極２Ａと第２の薄型電池セル
用の電極２Ｂを形成する。この場合、基板フィルム１ａ
としては、ＰＥＴ、ＰＰＳ（ポリフェニレンスルフィ
ド）、ポリイミド等の種々の絶縁性フィルムを使用する
ことができ、例えば、東レ（株）製、商品名トレリナ、
厚さ２５μｍを好ましく使用することができる。また、
導電性ペーストとしては種々の導電性フィラーを含有し
た樹脂ペーストを使用することができるが、例えば、カ
ーボンペースト（十条化工製、商品名ＣＨ−１）を好ま
しく使用することができる。In this manufacturing method, first, in FIG.
1 ) and (a 2 ), first, a conductive paste is screen-printed on the substrate film 1a and dried to form a first thin battery cell electrode 2A and a second thin battery cell electrode 2B. To form. In this case, the substrate film 1a
As such, various insulating films such as PET, PPS (polyphenylene sulfide), and polyimide can be used. For example, Toray Co., Ltd., trade name Torrelina,
A thickness of 25 μm can be preferably used. Also,
As the conductive paste, resin pastes containing various conductive fillers can be used, but for example, carbon paste (manufactured by Jujo Chemicals, trade name CH-1) can be preferably used.
【００１５】次に、同図の（ｂ１）、（ｂ２）のよう
に、第１の薄型電池セルＡ用の電極２Ａ上に正極活物質
３Ａを積層し、第２の薄型電池セルＢ用の電極２Ｂ上に
負極活物質４Ｂを積層する。この場合、正極活物質３Ａ
の積層方法としては、例えばＭｎＯ２とカーボンを主成
分とする正極用合剤（三井金属製）を、セルロース又は
ＰＶＡの１〜２％水溶液と、正極用合剤：水溶液＝２：
８〜４：６（重量比）の割合で混合し、ペースト状にす
る。そして、このペースト状の混合物を電極２Ａ上にス
クリーン印刷する。また、負極活物質４Ｂの積層方法と
しては、例えば厚さ２０μｍの金属亜鉛ホイル（竹内金
属箔粉製）を切断し、電極２Ｂ上に置く。なお、負極活
物質としては、Ｚｎ、ＰＶＡおよび水からなるＺｎペー
ストを使用し、印刷により積層してもよい。Next, as shown in (b 1 ) and (b 2 ) of the same figure, the positive electrode active material 3A is laminated on the electrode 2A for the first thin battery cell A, and the second thin battery cell B is formed. The negative electrode active material 4B is laminated on the electrode 2B for use. In this case, the positive electrode active material 3A
For example, a positive electrode mixture (Mitsui Metal Co., Ltd.) containing MnO 2 and carbon as main components is mixed with a 1 to 2% aqueous solution of cellulose or PVA, and a positive electrode mixture: aqueous solution = 2:
Mix at a ratio of 8 to 4: 6 (weight ratio) to form a paste. Then, the paste-like mixture is screen-printed on the electrode 2A. As a method for laminating the negative electrode active material 4B, for example, a metal zinc foil (made of Takeuchi metal foil powder) having a thickness of 20 μm is cut and placed on the electrode 2B. As the negative electrode active material, a Zn paste composed of Zn, PVA and water may be used and laminated by printing.
【００１６】次に、同図の（ｃ１）、（ｃ２）のよう
に、各薄型電池セルを封止するために、基板フィルム１
ａ上に封止用接着剤５を仮接着する。このような封止用
接着剤５としては、例えば合成ゴム系あるいはポリエス
テル系等のフィルム状接着剤を使用することができる。Next, as shown in (c 1 ) and (c 2 ) of the figure, the substrate film 1 is used to seal each thin battery cell.
The sealing adhesive 5 is temporarily adhered onto a. As such a sealing adhesive 5, for example, a synthetic rubber-based or polyester-based film adhesive can be used.
【００１７】次に、基板フィルム１ａ上に形成した第１
の薄型電池セルＡおよび第２の薄型電池セルＢの電極２
Ａ、２Ｂの対極を形成するために、同図の（ｄ１）、
（ｄ２）のように、基板フィルム１ｂ上に電極２ＡＢを
電極２Ａ、２Ｂと同様にして形成する。この場合電極２
ＡＢは、第１の薄型電池セルＡと第２の薄型電池セルＢ
を直列に接続させるために、双方の電池セルの共通電極
として形成する。そして、同図の（ｅ１）、（ｅ２）の
ように、第１の薄型電池セルＡ用の負極活物質４Ａを積
層し、第２の薄型電池セルＢ用の正極活物質３Ｂを前述
と同様の方法で積層する。Next, the first film formed on the substrate film 1a
Electrode 2 of thin battery cell A and second thin battery cell B
In order to form the counter electrodes A and 2B, (d 1 ) in the same figure,
As in (d 2 ), the electrode 2AB is formed on the substrate film 1b in the same manner as the electrodes 2A and 2B. In this case electrode 2
AB is the first thin battery cell A and the second thin battery cell B
Are connected in series to form a common electrode of both battery cells. Then, as shown in (e 1 ) and (e 2 ) of the same figure, the negative electrode active material 4A for the first thin battery cell A is laminated, and the positive electrode active material 3B for the second thin battery cell B is formed as described above. Laminate in the same manner as.
【００１８】次に、同図の（ｆ１）、（ｆ２）のよう
に、電極活物質を形成した基板フィルム１ａと基板フィ
ルム１ｂとを向い合せ、各電極活物質の間に電解液とセ
パレータ６Ａ、６Ｂを挟み、熱圧着して各薄型電池セル
を封止し、この発明の薄型電池を製造する。この場合、
電解液としては、例えばＮＨ４Ｃｌ、ＺｎＣｌ２等を含
んだものを使用でき、セパレータとしては例えば日本バ
イリーン製、商品名ＭＳ−４００８を使用することがで
きる。また熱圧着の条件は使用する封止用接着剤５の種
類に応じて適宜選択するが、たとえば合成ゴム系のフィ
ルム状接着剤に対しては１２０℃、５秒間とすることが
できる。 実施例２ 図２は、３つの薄型電池セルＡ、Ｂ、Ｃを直列に接続し
た構造を有する実施例の薄型電池の断面図である。Next, as shown in (f 1 ) and (f 2 ) of the same figure, the substrate film 1a and the substrate film 1b on which the electrode active material is formed are opposed to each other, and an electrolytic solution is placed between the electrode active materials. The thin battery cells of the present invention are manufactured by sandwiching the separators 6A and 6B and thermocompressing them to seal the thin battery cells. in this case,
As the electrolytic solution, for example, one containing NH 4 Cl, ZnCl 2 or the like can be used, and as the separator, for example, MS-4008 manufactured by Nippon Vilene can be used. The conditions for thermocompression bonding are appropriately selected depending on the type of the sealing adhesive 5 used, but for a synthetic rubber-based film adhesive, for example, 120 ° C. and 5 seconds are possible. Example 2 FIG. 2 is a sectional view of a thin battery of an example having a structure in which three thin battery cells A, B and C are connected in series.
【００１９】同図の薄型電池においては、基板１ａ上
に、電極２Ａ、正極活物質３Ａ、セパレータ６Ａ、負極
活物質４Ａ、電極２ＡＢが積層した薄型電池セルＡと、
電極２ＢＣ、負極活物質４Ｂ、セパレータ６Ｂ、正極活
物質３Ｂ、電極２ＡＢが積層した薄型電池セルＢと、電
極２ＢＣ、正極活物質３Ｃ、セパレータ６Ｃ、負極活物
質４Ｃ、電極２Ｃが積層した薄型電池セルＣとを形成し
たものである。したがってこの薄型電池においては、隣
り合う薄型電池セルＡ、Ｂ及びＢ、Ｃの起電力の方向が
互いに異なっている。また、基板１ａ上の電極２ＡＢは
薄型電池セルＡ、Ｂの共通電極として形成され、基板１
ｂ上の電極２ＢＣは薄型電池セルＢ、Ｃの共通電極とし
て形成されているので、３つの薄型電池セルＡ、Ｂ、Ｃ
は直列に接続されたものとなっている。この薄型電池
も、基板１ａ、１ｂに形成する電極パターンおよび電極
活物質のパターンを変えるだけで、実施例１と同様の方
法で製造することができる。In the thin battery shown in FIG. 1, a thin battery cell A in which an electrode 2A, a positive electrode active material 3A, a separator 6A, a negative electrode active material 4A and an electrode 2AB are laminated on a substrate 1a,
Thin battery cell B in which electrode 2BC, negative electrode active material 4B, separator 6B, positive electrode active material 3B, and electrode 2AB are stacked, and thin battery in which electrode 2BC, positive electrode active material 3C, separator 6C, negative electrode active material 4C, and electrode 2C are stacked The cells C and C are formed. Therefore, in this thin battery, the directions of electromotive force of the adjacent thin battery cells A, B and B, C are different from each other. In addition, the electrode 2AB on the substrate 1a is formed as a common electrode of the thin battery cells A and B.
Since the electrode 2BC on b is formed as a common electrode of the thin battery cells B and C, the three thin battery cells A, B and C are formed.
Are connected in series. This thin battery can also be manufactured in the same manner as in Example 1 only by changing the electrode pattern and the electrode active material pattern formed on the substrates 1a and 1b.
【００２０】[0020]
【発明の効果】この発明のによれば、静電気による障害
が解消された薄型電子機器を簡単な製造方法で得ること
が可能となる。According to the present invention, it is possible to obtain a thin electronic device in which obstacles due to static electricity are eliminated by a simple manufacturing method.
【図１】この発明の実施例の薄型電池の製造工程の説明
図である。FIG. 1 is an explanatory diagram of a manufacturing process of a thin battery according to an embodiment of the present invention.
【図２】この発明の他の実施例の薄型電池の断面図であ
る。FIG. 2 is a sectional view of a thin battery according to another embodiment of the present invention.
１ａ、１ｂ 基板フィルム ２Ａ、２ＡＢ、２Ｂ、２ＢＣ、２Ｃ 電極 ３Ａ、３Ｂ、３Ｃ 正極活物質 ４Ａ、４Ｂ、４Ｃ 負極極活物質 ５ 封止用接着剤 ６Ａ、６Ｂ、６Ｃ セパレータ Ａ、Ｂ、Ｃ 薄型電池セル 1a, 1b Substrate film 2A, 2AB, 2B, 2BC, 2C Electrode 3A, 3B, 3C Positive electrode active material 4A, 4B, 4C Negative electrode active material 5 Sealing adhesive 6A, 6B, 6C Separator A, B, C Thin type Battery cell
───────────────────────────────────────────────────── フロントページの続き (72)発明者 菱沼 啓之 栃木県鹿沼市さつき町18番地 ソニーケミ カル株式会社鹿沼工場内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroyuki Hisinuma 18 Satsuki-cho, Kanuma City, Tochigi Prefecture Sony Chemical Corporation Kanuma Plant
Claims (5)
質、セパレータ、負極活物質およびフィルム状電極が順
次積層した第１の薄型電池セルと、フィルム状電極、負
極活物質、セパレータ、正極活物質およびフィルム状電
極が順次積層した第２の薄型電池セルとが形成され、第
１の薄型電池セルの基板側のフィルム状電極と第２の薄
型電池セルの基板側のフィルム状電極とが接続されてい
ることを特徴とする薄型電池。1. A first thin battery cell in which a film electrode, a positive electrode active material, a separator, a negative electrode active material and a film electrode are sequentially laminated on a substrate, and a film electrode, a negative electrode active material, a separator and a positive electrode active material. A second thin battery cell in which a substance and a film electrode are sequentially laminated is formed, and the film electrode on the substrate side of the first thin battery cell is connected to the film electrode on the substrate side of the second thin battery cell. A thin battery characterized by being used.
状電極と第２の薄型電池セルのフィルム状電極とが共通
電極として形成されている請求項１記載の薄型電池。2. The thin battery according to claim 1, wherein the film electrode of the first thin battery cell and the film electrode of the second thin battery cell are formed as a common electrode on the substrate.
フィルム状電極および正極活物質を順次形成すると共
に、第１の基板上に第２の薄型電池セル用フィルム状電
極および負極活物質を順次形成し、その際第１の薄型電
池セル用フィルム状電極と第２の薄型電池セル用フィル
ム状電極とを接続状態とし、一方、第２の基板上に、第
１の薄型電池セル用フィルム状電極および負極活物質を
順次形成すると共に、第２の薄型電池セル用フィルム状
電極および正極活物質を順次形成し、第１の基板の電極
活物質形成面と第２の基板の電極活物質形成面とをセパ
レータを介して接合することを特徴とする薄型電池の製
造方法。3. A first film electrode for thin battery cells and a positive electrode active material are sequentially formed on a first substrate, and a second film electrode for thin battery cells and a negative electrode are formed on the first substrate. An active material is sequentially formed, and at that time, the first thin film battery cell film electrode and the second thin battery cell film electrode are connected to each other, while the first thin film battery is placed on the second substrate. The film-like electrode for cells and the negative electrode active material are sequentially formed, and the second film-like electrode for thin battery cells and the positive electrode active material are sequentially formed to form the electrode active material forming surface of the first substrate and the second substrate. A method for manufacturing a thin battery, which comprises joining the electrode active material forming surface via a separator.
ィルム状電極と第２の薄型電池セル用フィルム状電極と
を共通電極として形成する請求項３記載の薄型電池の製
造方法。4. The method for manufacturing a thin battery according to claim 3, wherein the first film electrode for thin battery cells and the second film electrode for thin battery cells are formed as a common electrode on the first substrate.
第２の基板上の各フィルム状電極を導電性ペーストを印
刷することにより形成する請求項３または４に記載の薄
型電池の製造方法。5. The method for manufacturing a thin battery according to claim 3, wherein each film electrode on the first substrate and each film electrode on the second substrate are formed by printing a conductive paste. ..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3259565A JPH0554895A (en) | 1991-08-24 | 1991-08-24 | Thinned type battery and manufacture thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3259565A JPH0554895A (en) | 1991-08-24 | 1991-08-24 | Thinned type battery and manufacture thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0554895A true JPH0554895A (en) | 1993-03-05 |
Family
ID=17335894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3259565A Pending JPH0554895A (en) | 1991-08-24 | 1991-08-24 | Thinned type battery and manufacture thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0554895A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6287719B1 (en) | 1998-06-15 | 2001-09-11 | Eveready Battery Company, Inc. | Battery including a non-aqueous multi-cell spiral-wound electrode assembly |
| KR100669446B1 (en) * | 2005-07-07 | 2007-01-16 | 주식회사로케트전기 | Method for manufacturing serial connected ultra thin manganese battery |
| JP2012209048A (en) * | 2011-03-29 | 2012-10-25 | Asahi Chem Res Lab Ltd | Printed battery |
| JP2015015143A (en) * | 2013-07-04 | 2015-01-22 | コニカミノルタ株式会社 | Flexible battery and electronic apparatus |
| JP2017033912A (en) * | 2015-08-05 | 2017-02-09 | 三星エスディアイ株式会社Samsung SDI Co., Ltd. | Flexible battery |
| WO2017037336A1 (en) * | 2015-08-28 | 2017-03-09 | Teknologian Tutkimuskeskus Vtt Oy | Device for an electrochemical cell |
| CN110828760A (en) * | 2018-08-08 | 2020-02-21 | 辉能科技股份有限公司 | Horizontal combined type electric energy supply unit group |
| EP4047695A1 (en) * | 2021-02-23 | 2022-08-24 | VARTA Microbattery GmbH | Battery, radio tag and production method |
| EP4181162A1 (en) * | 2021-11-13 | 2023-05-17 | VARTA Microbattery GmbH | Electrochemical energy storage cell and battery |
-
1991
- 1991-08-24 JP JP3259565A patent/JPH0554895A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6287719B1 (en) | 1998-06-15 | 2001-09-11 | Eveready Battery Company, Inc. | Battery including a non-aqueous multi-cell spiral-wound electrode assembly |
| KR100669446B1 (en) * | 2005-07-07 | 2007-01-16 | 주식회사로케트전기 | Method for manufacturing serial connected ultra thin manganese battery |
| JP2012209048A (en) * | 2011-03-29 | 2012-10-25 | Asahi Chem Res Lab Ltd | Printed battery |
| JP2015015143A (en) * | 2013-07-04 | 2015-01-22 | コニカミノルタ株式会社 | Flexible battery and electronic apparatus |
| CN106450124A (en) * | 2015-08-05 | 2017-02-22 | 三星Sdi株式会社 | Flexible battery |
| KR20170017131A (en) * | 2015-08-05 | 2017-02-15 | 삼성에스디아이 주식회사 | Flexible battery |
| JP2017033912A (en) * | 2015-08-05 | 2017-02-09 | 三星エスディアイ株式会社Samsung SDI Co., Ltd. | Flexible battery |
| US10916745B2 (en) | 2015-08-05 | 2021-02-09 | Samsung Sdi Co., Ltd. | Flexible battery |
| WO2017037336A1 (en) * | 2015-08-28 | 2017-03-09 | Teknologian Tutkimuskeskus Vtt Oy | Device for an electrochemical cell |
| US10700363B2 (en) | 2015-08-28 | 2020-06-30 | Teknologian Tutkimuskeskus Vtt Oy | Device for an electrochemical cell |
| CN110828760A (en) * | 2018-08-08 | 2020-02-21 | 辉能科技股份有限公司 | Horizontal combined type electric energy supply unit group |
| EP4047695A1 (en) * | 2021-02-23 | 2022-08-24 | VARTA Microbattery GmbH | Battery, radio tag and production method |
| WO2022179865A1 (en) * | 2021-02-23 | 2022-09-01 | Varta Microbattery Gmbh | Battery, rfid tag, and manufacturing method |
| EP4181162A1 (en) * | 2021-11-13 | 2023-05-17 | VARTA Microbattery GmbH | Electrochemical energy storage cell and battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5217828A (en) | Flexible thin film cell including packaging material | |
| US5540742A (en) | Method of fabricating thin film cells and printed circuit boards containing thin film cells using a screen printing process | |
| US5035965A (en) | Printed circuit board having a thin film cell incorporated therein | |
| JP2758030B2 (en) | Thin electronic device and manufacturing method thereof | |
| US4064552A (en) | Multilayer flexible printed circuit tape | |
| JP3120494B2 (en) | Thin power supply | |
| US20100081049A1 (en) | Electrochemical Element | |
| US20060267546A1 (en) | Secondary battery, and secondary battery matrix and multi-lamination secondary battery matrix having the same | |
| JPH0554895A (en) | Thinned type battery and manufacture thereof | |
| FI127295B (en) | PROCEDURES FOR THE MANUFACTURE OF SYSTEMS INCLUDING LAYER THIN FILM BATTERIES AND SYSTEMS CONTAINING A THINN MOVIE BATTERY WITH LAYERS CONNECTED TO AN ELECTRONIC DEVICE | |
| US20140295244A1 (en) | Printed flexible battery | |
| TWI323541B (en) | Electricity supply system | |
| JPH04188568A (en) | Thin-form lead-acid battery and manufacture thereof | |
| WO2022156359A1 (en) | Integrated antenna and manufacturing method therefor, and integrated electronic device | |
| JP3017760B2 (en) | Paper battery | |
| JPS6054173A (en) | Flat battery | |
| KR101938309B1 (en) | iontophoresis patch with high efficiency | |
| JPH02121384A (en) | Battery built-in type printed wiring board | |
| JPS62117263A (en) | Thin film type cell | |
| US20230122858A1 (en) | Method of Embedding a Multi-Layer Lithium Ion Battery on a Flexible Printed Circuit Board | |
| JPS6041756A (en) | Power source composite circuit board | |
| JP2005294256A (en) | Stack matching type fuel cell and its manufacturing method | |
| JP2003187763A (en) | Electrochemical element | |
| JPH03184276A (en) | Printed circuit board with full solid secondary battery formed by printing | |
| JPS6054172A (en) | Flat battery mounted on circuit board |