JPH0266848A - Manufacture of organic electrolyte cell - Google Patents
Manufacture of organic electrolyte cellInfo
- Publication number
- JPH0266848A JPH0266848A JP63216530A JP21653088A JPH0266848A JP H0266848 A JPH0266848 A JP H0266848A JP 63216530 A JP63216530 A JP 63216530A JP 21653088 A JP21653088 A JP 21653088A JP H0266848 A JPH0266848 A JP H0266848A
- Authority
- JP
- Japan
- Prior art keywords
- organic electrolyte
- cell
- gasket material
- liquid
- sealing
- 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
- 239000005486 organic electrolyte Substances 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 12
- 238000012856 packing Methods 0.000 claims abstract description 9
- 230000001678 irradiating effect Effects 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 6
- -1 polysquelene Chemical class 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 2
- 239000010426 asphalt Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229920000620 organic polymer Polymers 0.000 claims description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 2
- 229920001083 polybutene Polymers 0.000 claims description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052753 mercury Inorganic materials 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000001723 curing Methods 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000003848 UV Light-Curing Methods 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- FBDMJGHBCPNRGF-UHFFFAOYSA-M [OH-].[Li+].[O-2].[Mn+2] Chemical compound [OH-].[Li+].[O-2].[Mn+2] FBDMJGHBCPNRGF-UHFFFAOYSA-M 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000002023 wood 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/183—Sealing members
- H01M50/19—Sealing members characterised by the material
- H01M50/193—Organic material
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- 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
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、有機電解質電池の製造法に関し、電２ ・・
−７
池ケース封口部の気密性を向上させるものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a method for manufacturing an organic electrolyte battery.
-7 This improves the airtightness of the pond case sealing part.
従来の技術
従来より発電要素、つ−！シ正・負極活物質、電解液、
セパレータなどを内填した電池ケースの開口部を封口パ
ッキング、封口板で閉塞し、ケースの開口先端部を内方
にカールして密封口する有機電解質電池は、昨今の半導
体技術の進歩により小型電子機器の電源としてその需要
を著しく増大しつつある。また、この種の電池は最底で
も３年以上機器に取り付けられた状態で使用されるのが
常である。Conventional technology Conventional power generation elements, one! Positive and negative electrode active materials, electrolyte,
Organic electrolyte batteries, in which the opening of a battery case containing a separator etc. is closed with sealing packing or a sealing plate, and the opening end of the case is curled inward to seal the opening, have been developed with the help of recent advances in semiconductor technology. The demand for it as a power source for equipment is increasing significantly. Further, this type of battery is usually used while attached to a device for at least three years or more.
発明が解決しようとする課題
このように長期に渡って電源として使用された場合、電
池の使用雰囲気が異常な高温多湿下の場合、封口パッキ
ングの分子内を通過して水分が電池内に浸入したシ、あ
るいは電池使用時における種々の外的・内的要因が封ロ
バソキング、封口板。Problems to be Solved by the Invention When used as a power source for a long period of time, when the battery is used in an abnormally hot and humid atmosphere, moisture may penetrate into the battery through the molecules of the sealing packing. Also, when using batteries, various external and internal factors can cause the sealing plate to be damaged.
及びケース３者間の接触Ｋｍ妙に影響することにより、
微細な間隙が発生し、この隙間を通して水分が電池内に
浸入することになる。この場合、電３ヘージ
池内の負極活物質である金属リチウムは水分と反応して
、リチウム表面に高抵抗の酸化皮膜を形成。And in case of contact between the three parties Km is strangely affected,
Fine gaps are created, and moisture infiltrates into the battery through these gaps. In this case, metallic lithium, which is the negative electrode active material in the D3 Hage pond, reacts with moisture to form a high-resistance oxide film on the lithium surface.
あるいは完全にリチウムを腐食溶解させてしまい電池性
能の劣化をきたしていた。Alternatively, the lithium was completely corroded and dissolved, resulting in deterioration of battery performance.
課題を解決するための手段
本発明は、前述のような状態におかれた場合においても
、外部から水分が浸入しないように封口部分に、耐有機
電解液性の液状、あるいは半固形状のガスケット材と、
このガスケット材を封口部分に収納するように紫外線硬
化型の接着剤で封入固定するような工程を設けた製造法
である。Means for Solving the Problems The present invention provides a liquid or semi-solid gasket that is resistant to organic electrolytes in the sealing part to prevent moisture from entering from the outside even when placed in the above-mentioned conditions. wood and
This manufacturing method includes a step of sealing and fixing this gasket material in the sealing part with an ultraviolet curing adhesive.
作 用
以上のような工程を設けた、製造法を採用することによ
り、封口部分には液状、あるいは半固形状の耐有機電解
液性のガスケット材を介在させ封口部分を気密・液密に
封止し、封口部分に歪が生じ間隙が発生した場合でもガ
スケット材により歪みの部分を液密に封止できる。また
、このような液状ガスケットを作業性の良い紫外線硬化
型接着剤を用いることによシ外部に漏れないように瞬時
に封口部分に収納固定できる。Function: By adopting the manufacturing method that includes the steps described above, a liquid or semi-solid organic electrolyte-resistant gasket material is interposed in the sealing part, making the sealing part airtight and liquid-tight. Even if the sealing part is distorted and a gap occurs, the distorted part can be sealed liquid-tightly by the gasket material. Further, by using an ultraviolet curable adhesive with good workability, such a liquid gasket can be instantly stored and fixed in the sealing part to prevent it from leaking to the outside.
実施例
第１図は本発明に係る製造法で得られたリチウム電池で
ある。１は発電要素を収納した電池ケス、２はフッ化物
、金属酸化物等の正極主活物質をシート状にし、負極活
物質リチウムシートをセパレータ材を介して巻回した電
極群で、それぞれの電極活物質からは導電性リード片３
で電池ケス１の内底面、あるいは封口板Ｂの下側金属部
材４に接続されている。５は封口板Ｂの上側金属部材で
、端子を兼ねているため突出部６が形成されている。７
はポリエチレン、ポリプロピレンからなる封口パッキン
グである。８は本発明の特徴とする耐有機電解液性の液
状ガスケット材であシ、金属ケース１の先端部１ａと、
封口パッキング７、及び封口板Ｂの上側金属部材５によ
って形成される空間Ａに注入されている。９は液状ガス
ケット材８の上部に注入された紫外線硬化型の接着剤で
あり、紫外線が照射されることによシ瞬時に固化するも
ので、金属ケース１の上端外面１ｂと、液６ ヘージ
状ガスケット８、及び封口板Ｂの上側金属部材の突出部
６の外側面６ａによって形成される空間Ｃに充填接着固
化され液状ガスケット材８を封口部分に収納している。Example FIG. 1 shows a lithium battery obtained by the manufacturing method according to the present invention. 1 is a battery case containing a power generation element, 2 is an electrode group in which a positive electrode main active material such as fluoride or metal oxide is formed into a sheet, and a negative electrode active material lithium sheet is wound with a separator material interposed between each electrode. Conductive lead piece 3 from the active material
It is connected to the inner bottom surface of the battery case 1 or the lower metal member 4 of the sealing plate B. Reference numeral 5 designates an upper metal member of the sealing plate B, which also serves as a terminal and has a protrusion 6 formed therein. 7
is a sealed packing made of polyethylene and polypropylene. 8 is a liquid gasket material resistant to organic electrolyte, which is a feature of the present invention; the tip 1a of the metal case 1;
It is injected into the space A formed by the sealing packing 7 and the upper metal member 5 of the sealing plate B. Reference numeral 9 denotes an ultraviolet curing adhesive injected into the upper part of the liquid gasket material 8, which instantly hardens when exposed to ultraviolet rays. A space C formed by the gasket 8 and the outer surface 6a of the protrusion 6 of the upper metal member of the sealing plate B is filled with adhesively solidified liquid gasket material 8 and stored in the sealing portion.
液状ガスケット８としては、エポキシタール、ピンチ、
アスファルト等の瀝青剤か、あるいは、ポリスチレン、
ポリエチレンテレフタレート、ポリビニルブチラール、
ポリビニルオライド、ポリブテン等の半固形状の有機高
分子化合物が使用できる。紫外線硬化型接着剤とし一’
ｒは３−（ペンタクロロフェノキシ）−２−（ヒドロキ
シプロピルメタクリレート、２−（エチルへキシルアク
リレート）とエポキシ樹脂共重合体が有効である。As the liquid gasket 8, epoxy tar, pinch,
Bituminous agents such as asphalt, or polystyrene,
polyethylene terephthalate, polyvinyl butyral,
Semi-solid organic polymer compounds such as polyvinyl olide and polybutene can be used. UV curing adhesive Toshiichi'
For r, 3-(pentachlorophenoxy)-2-(hydroxypropyl methacrylate), 2-(ethylhexyl acrylate) and an epoxy resin copolymer are effective.
次に本発明の製造法について述べると、金属ケー７１の
開口端１ａを内方にカールして封口板Ｂに封口パッキン
グを圧接して封口する工程と、次に封口パッキング７、
封口板８の上側金属部材５によって形成される空間Ａに
液状ガスケット８をデイスペンサー等の定量注入装置で
注入する工程と、金属ケース１の上端外面１ｂと、液状
ガスケット材／
ット８及び封口板Ｂの上側金属部材突出部６の外側面６
ａによって形成される空間Ｃに紫外線硬化型接着剤をデ
イスペンサーあるいはハケ塗シで塗布する工程と、高圧
水銀灯によって発生する紫外線を１〜２秒照射する工程
によって電池を製造するものである。Next, the manufacturing method of the present invention will be described. The opening end 1a of the metal case 71 is curled inward and the sealing packing is pressed against the sealing plate B for sealing. Next, the sealing packing 7,
A step of injecting the liquid gasket 8 into the space A formed by the upper metal member 5 of the sealing plate 8 using a quantitative injection device such as a dispenser; Outer surface 6 of upper metal member protrusion 6 of plate B
The battery is manufactured by a process of applying an ultraviolet curable adhesive to the space C formed by a with a dispenser or a brush, and a process of irradiating ultraviolet rays generated by a high-pressure mercury lamp for 1 to 2 seconds.
次に本発明品の効果について説明する。表１は第１図に
示すような直径１７％、高さ３４％、容量１３００ ｍ
Ａｈの円筒型二酸化マンガンリチウムを構成し、電池を
各々１００個構成し、温度８０℃、相対湿度９６％の高
温多湿下の条件に保存した時の電池の内部抵抗の変化を
調査した結果である。表中の数字は電池１００個の平均
値を示す。Next, the effects of the product of the present invention will be explained. Table 1 shows the diameter of 17%, height of 34%, and capacity of 1300 m as shown in Figure 1.
These are the results of investigating changes in internal resistance of batteries when cylindrical lithium manganese dioxide of Ah was constructed, 100 batteries each were stored under conditions of high temperature and humidity of 80°C and relative humidity of 96%. . The numbers in the table indicate average values for 100 batteries.
実施例１は、液状ガスケットとして、針入度１゜〜４０
のアメファルト５０重量部をトルエン９０重量部に溶解
させたもの。Example 1 was used as a liquid gasket with a penetration degree of 1° to 40°.
50 parts by weight of Amephalt was dissolved in 90 parts by weight of toluene.
実施例２はポリスチレン５重量部、タール１０重量部、
トルエン２０重量部からなる液状ガスケットを用いたも
の。Example 2 contains 5 parts by weight of polystyrene, 10 parts by weight of tar,
A liquid gasket made of 20 parts by weight of toluene.
実施例３はポリエチレンテレフタレート６０重量了へ
部を酢酸ビニル１５０重量部に溶解したものであり、紫
外線硬化型接着剤としてはいずれも２（エチルへギシル
アクリレート）とエポキシ樹脂の共重合体を用い、紫外
線の照射時間として１．５秒としたものである。比較例
は何も封口部に塗布しないものを示す。、
に優れる電池を提供できる製造法である。In Example 3, 60 parts by weight of polyethylene terephthalate was dissolved in 150 parts by weight of vinyl acetate, and a copolymer of 2 (ethyl hegyl acrylate) and an epoxy resin was used as the ultraviolet curable adhesive in both cases. , the ultraviolet irradiation time was 1.5 seconds. A comparative example shows one in which nothing was applied to the sealing part. This is a manufacturing method that can provide batteries with excellent characteristics.
第１図は本発明の製造法に係る電池の断面略図である。
１・・・・・電池ケース、２・・・・・・発電要素、３
・・・・・リド片、４・・・・・・下側金属部材、５・
・・・・・上側金属部材、６・・・・・突出部、７・・
・・・封ロバノキング、８・・・・・・液状ガスケット
材、９・・・・・・紫外線硬化型接着剤、Ａ、Ｃ・・・
・・空間部。
代理人の氏名 弁理士 粟 野 重 孝 ほか１名発明
の効果FIG. 1 is a schematic cross-sectional view of a battery according to the manufacturing method of the present invention. 1...Battery case, 2...Power generation element, 3
... Lid piece, 4 ... Lower metal member, 5.
...Upper metal member, 6...Protrusion, 7...
...Sealing robber king, 8...Liquid gasket material, 9...Ultraviolet curing adhesive, A, C...
...Space section. Name of agent: Patent attorney Shigetaka Awano and 1 other person Effect of invention
Claims (2)
グを介して封口板により封口する有機電解質電池の製造
法であって、封口部分に耐有機電解液性の液状又は半固
形状のガスケット材を注入する工程と、その後前記ガス
ケット材の上面に紫外線硬化型接着剤を注入する工程と
、その後紫外線を照射する工程とを有する有機電解質電
池の製造法。(1) A method for manufacturing an organic electrolyte battery in which a battery case containing power generating elements is sealed with a sealing plate via a sealing packing, and the sealing part is made of a liquid or semi-solid gasket material resistant to organic electrolyte. A method for manufacturing an organic electrolyte battery comprising the steps of: injecting an ultraviolet curable adhesive onto the upper surface of the gasket material; and then irradiating ultraviolet rays.
ァルト等の瀝青剤かあるいはポリスケレン、ポリエチレ
ンテレフタレート、ポリビニルブチラール、ポリビニル
フルオライド、ポリブテン等の有機高分子化合物のいず
れかである特許請求の範囲第１項記載の有機電解質電池
の製造法。(2) Claim 1, wherein the gasket material is either a bituminous agent such as epoxy tar, pitch, or asphalt, or an organic polymer compound such as polysquelene, polyethylene terephthalate, polyvinyl butyral, polyvinyl fluoride, or polybutene. A method for manufacturing an organic electrolyte battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63216530A JPH0266848A (en) | 1988-08-31 | 1988-08-31 | Manufacture of organic electrolyte cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63216530A JPH0266848A (en) | 1988-08-31 | 1988-08-31 | Manufacture of organic electrolyte cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0266848A true JPH0266848A (en) | 1990-03-06 |
Family
ID=16689878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63216530A Pending JPH0266848A (en) | 1988-08-31 | 1988-08-31 | Manufacture of organic electrolyte cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0266848A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04264356A (en) * | 1991-02-19 | 1992-09-21 | Matsushita Electric Ind Co Ltd | Lithium battery |
| JPH08106919A (en) * | 1994-10-04 | 1996-04-23 | Sanyo Electric Co Ltd | Sealed nonaqueous electrolytic secondary battery |
| US6659471B2 (en) * | 2001-02-27 | 2003-12-09 | Nippon Gasaket Co., Ltd. | Gasket for sealing tri-face area |
| KR100488878B1 (en) * | 2002-11-28 | 2005-05-11 | 현대자동차주식회사 | Liquid-phase gasket composition having high performance and a gasket for fuel cell using the same |
| KR100787417B1 (en) * | 2001-03-02 | 2007-12-21 | 삼성에스디아이 주식회사 | Secondary battery |
| CN106848112A (en) * | 2017-01-20 | 2017-06-13 | 超威电源有限公司 | A kind of battery |
| JP2017228520A (en) * | 2016-06-16 | 2017-12-28 | 荒川化学工業株式会社 | Seal material composition for lithium ion battery, cured product thereof, and lithium ion battery arranged by use thereof |
-
1988
- 1988-08-31 JP JP63216530A patent/JPH0266848A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04264356A (en) * | 1991-02-19 | 1992-09-21 | Matsushita Electric Ind Co Ltd | Lithium battery |
| JPH08106919A (en) * | 1994-10-04 | 1996-04-23 | Sanyo Electric Co Ltd | Sealed nonaqueous electrolytic secondary battery |
| US6659471B2 (en) * | 2001-02-27 | 2003-12-09 | Nippon Gasaket Co., Ltd. | Gasket for sealing tri-face area |
| KR100787417B1 (en) * | 2001-03-02 | 2007-12-21 | 삼성에스디아이 주식회사 | Secondary battery |
| KR100488878B1 (en) * | 2002-11-28 | 2005-05-11 | 현대자동차주식회사 | Liquid-phase gasket composition having high performance and a gasket for fuel cell using the same |
| JP2017228520A (en) * | 2016-06-16 | 2017-12-28 | 荒川化学工業株式会社 | Seal material composition for lithium ion battery, cured product thereof, and lithium ion battery arranged by use thereof |
| CN106848112A (en) * | 2017-01-20 | 2017-06-13 | 超威电源有限公司 | A kind of battery |
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