JPH11307086A - Method for making cathode and anode film in polymer battery manufacture - Google Patents
Method for making cathode and anode film in polymer battery manufactureInfo
- Publication number
- JPH11307086A JPH11307086A JP10125363A JP12536398A JPH11307086A JP H11307086 A JPH11307086 A JP H11307086A JP 10125363 A JP10125363 A JP 10125363A JP 12536398 A JP12536398 A JP 12536398A JP H11307086 A JPH11307086 A JP H11307086A
- Authority
- JP
- Japan
- Prior art keywords
- film
- cathode
- anode
- carrier film
- polymer battery
- 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
Classifications
-
- 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
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、ポリマー型２次電
池の製造方法に係り、特にはキャリアーフィルム上にカ
ソードスラリー及びアノードスラリーをそれぞれ成膜し
てカソードフィルム及びアノードフィルムを作製するに
際してのカソード・アノードフィルムのキャリアーフィ
ルムからの剥離を防ぐための技術に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for manufacturing a polymer secondary battery, and more particularly to a method for forming a cathode film and an anode film by forming a cathode slurry and an anode slurry on a carrier film, respectively. -It relates to a technique for preventing peeling of the anode film from the carrier film.
【０００２】[0002]
【従来の技術】リチウム２次電池の基本構成は、正極及
び負極並びに両電極に介在せしめられる電解質を保持し
たセパレータである。このうち、正極及び負極は、活物
質、導電材、結着材に必要に応じて可塑剤を分散媒に混
合分散して成るスラリーを金属箔、金属メッシュ等の集
電体に塗工したものを使用する。正極活物質としては遷
移金属のリチウム酸化物が最適である。たとえば、マン
ガン酸リチウム（ＬｉＭｎ2 Ｏ4 ）、コバルト酸リチウ
ム（ＬｉＣｏＯ2 ）、ニッケル酸リチウム（ＬｉＮｉＯ
2 ）等が好ましい。また、負極活物質としてはリチウム
イオンを吸蔵・放出できる公知の物質であり、たとえば
リチウムイオン吸蔵能を示す炭素材料が好ましい。炭素
材料の中でもコークス系炭素、黒鉛系炭素がより好まし
い。導電材としては電子伝導性の公知の物質であり、た
とえば天然黒鉛、カーボンブラック、アセチレンブラッ
ク等が好ましく、これらの混合物も使用できる。結着材
としてはフッ素系樹脂が良好で、ポリテトラフルオロエ
チレン（ＰＴＦＥ）、ポリフッ化ビニリデン（ＰＶＤ
Ｆ）、ヘキサフロロプロピレン（ＨＦＰ）等が好まし
く、これらの共重合体も使用できる。分散媒としては、
結着材が溶解可能な有機溶媒が適切で、たとえばアセト
ン、メチルエチルケトン（ＭＥＫ）、テトラヒドロフラ
ン（ＴＨＦ）、ジメチルホルムアミド、ジメチルアセタ
ミド、テトラメチル尿素、リン酸トリメチル、Ｎ−メチ
ルピロリゾン（ＮＭＰ）等が好ましい。また、必要に応
じて加える可塑剤は成膜後に電解液と置換可能な有機溶
媒が適切で、フタル酸ジエステル類が好ましい。集電体
にはステンレス鋼、ニッケル、アルミニウム、チタン、
銅のパンチングメタル、エキスパンドメタルが好まし
く、表面処理を施した材料も使用できる。電解質は一般
に溶媒とその溶媒に溶解するリチウム塩とから構成され
る。溶媒としてはポリエチレンカーボネート、エチレン
カーボネート、ジメチルスルホキシド、ブチルラクト
ン、スルホラン、１，２−ジメトキシエタン、テトラヒ
ドロフラン、ジエチルカーボネート、メチルエチルカー
ボネート、ジメチルカーボネート等の有機溶媒が挙げら
れ、これらの一種又は二種以上を混合して使用するのが
好ましい。リチウム塩としては、ＬｉＣＦ3 ＳＯ3 、Ｌ
ｉＡｓＦ6 、ＬｉＣｌＯ4 、ＬｉＢＦ4 、ＬｉＰＦ6 等
が好ましい。2. Description of the Related Art The basic structure of a lithium secondary battery is a positive electrode, a negative electrode, and a separator holding an electrolyte interposed between both electrodes. Among these, the positive electrode and the negative electrode are obtained by applying a slurry obtained by mixing and dispersing a plasticizer in a dispersing medium as needed for an active material, a conductive material, and a binder onto a current collector such as a metal foil or a metal mesh. Use As the positive electrode active material, a transition metal lithium oxide is most suitable. For example, lithium manganate (LiMn 2 O 4 ), lithium cobaltate (LiCoO 2 ), lithium nickelate (LiNiO 2 )
2 ) and the like are preferred. Further, the negative electrode active material is a known material capable of storing and releasing lithium ions, and for example, a carbon material having lithium ion storing ability is preferable. Among carbon materials, coke-based carbon and graphite-based carbon are more preferable. The conductive material is a known material having electronic conductivity, for example, natural graphite, carbon black, acetylene black, and the like, and a mixture thereof can also be used. As the binder, a fluororesin is preferable, and polytetrafluoroethylene (PTFE), polyvinylidene fluoride (PVD)
F), hexafluoropropylene (HFP) and the like are preferable, and copolymers thereof can also be used. As a dispersion medium,
Organic solvents capable of dissolving the binder are suitable, for example, acetone, methyl ethyl ketone (MEK), tetrahydrofuran (THF), dimethylformamide, dimethylacetamide, tetramethylurea, trimethyl phosphate, N-methylpyrrolizone (NMP) Are preferred. As the plasticizer to be added as needed, an organic solvent that can be replaced with an electrolytic solution after film formation is appropriate, and phthalic acid diesters are preferable. Current collectors include stainless steel, nickel, aluminum, titanium,
Copper punched metal and expanded metal are preferable, and a material subjected to surface treatment can also be used. The electrolyte is generally composed of a solvent and a lithium salt dissolved in the solvent. Examples of the solvent include polyethylene carbonate, ethylene carbonate, dimethyl sulfoxide, butyl lactone, sulfolane, 1,2-dimethoxyethane, tetrahydrofuran, diethyl carbonate, methyl ethyl carbonate, organic solvents such as dimethyl carbonate, and one or more of these. Are preferably used in combination. As the lithium salt, LiCF 3 SO 3 , L
iAsF 6 , LiClO 4 , LiBF 4 , LiPF 6 and the like are preferable.
【０００３】ポリマー型２次電池製造工程は図１に示す
ように、次の工程を含んでいる。 （ａ）アルミ集電体、正極材、セパレータ、負極材、銅
集電体をそれぞれロール状に巻取って用意し、ロールラ
ミネーターを使って各層を積層する工程。 （ｂ）除湿雰囲気でセルを活性化する工程。 （ｃ）所望の形状に切断後、パッケージフィルムに入れ
て包装する工程。[0003] As shown in FIG. 1, the process for producing a polymer type secondary battery includes the following steps. (A) A step in which an aluminum current collector, a positive electrode material, a separator, a negative electrode material, and a copper current collector are each wound into a roll and prepared, and the respective layers are laminated using a roll laminator. (B) activating the cell in a dehumidified atmosphere. (C) A step of cutting into a desired shape, and then packaging the film in a package film.
【０００４】[0004]
【発明が解決しようとする課題】成膜工程において、キ
ャリアーフィルム上にアノード、カソード、及びセパレ
ータ物質がそれぞれ塗工され、乾燥後、個別に巻き取ら
れる。従来工程においては、成膜時のキャリアーフィル
ムにはポリエステル（ＰＥＴ）フィルム（中心線平均粗
さ：０．００１〜０．０１μｍ、６０°光沢度：１５０
〜２００％）を用いているため、乾燥後にカソード、ア
ノードフィルムがキャリアーフィルムから剥がれ易く、
後工程に流すことができない事故が多発した。従って、
塗工フィルムは後工程での加工処理に耐えるに十分キャ
リアーフィルムに密着していることが必要とされる。In a film forming process, an anode, a cathode, and a separator material are applied onto a carrier film, respectively, dried, and individually wound up. In the conventional process, a polyester (PET) film (center line average roughness: 0.001 to 0.01 μm, 60 ° gloss: 150) was used as a carrier film during film formation.
~ 200%), the cathode and anode films are easy to peel off from the carrier film after drying,
There were many accidents that could not be sent to downstream processes. Therefore,
The coating film is required to be in close contact with the carrier film enough to withstand the processing in the subsequent steps.
【０００５】一方で、集電体と電極材フィルムがロール
ラミネータによりラミネートされた後、キャリアーフィ
ルムが剥がされる。この剥離が困難であると、作業性が
悪くなり、生産性が落ちる。On the other hand, after the current collector and the electrode material film are laminated by a roll laminator, the carrier film is peeled off. If this peeling is difficult, workability will deteriorate and productivity will decrease.
【０００６】従って、カソード、アノードフィルムがキ
ャリアーフィルムに剥がれない程度に適度に密着しかつ
剥がす時点では簡単に剥がれること（易剥離性）が必要
である。本発明の課題は、カソード・アノードフィルム
のキャリアーフィルムからの易剥離性を保持しつつ剥離
を防ぐための対策を確立することである。[0006] Therefore, it is necessary that the cathode and anode films are appropriately adhered to the carrier film so as not to be peeled off, and must be easily peeled (easy peeling property) at the time of peeling. An object of the present invention is to establish a countermeasure for preventing peeling while maintaining easy peelability of a cathode / anode film from a carrier film.
【０００７】[0007]
【課題を解決するための手段】本発明者は、カソード・
アノードフィルム用のキャリアーフィルムの塗工面を、
例えばサンドブラスト加工により、所定の範囲の面粗度
に粗面加工したものを使用することにより、後工程での
剥離時の易剥離性を保持した、適度の密着性が得られる
ことを見いだした。The inventor of the present invention has proposed a cathode
The coated surface of the carrier film for the anode film
For example, it has been found that by using a material that has been roughened to a predetermined range of surface roughness by sandblasting, it is possible to obtain appropriate adhesion while maintaining easy peelability in a later step of peeling.
【０００８】かくして、本発明は、ポリマー電池製造に
おいてキャリアーフィルム上にカソードスラリー及びア
ノードスラリーをそれぞれ成膜してカソードフィルム及
びアノードフィルムを作製するに際して、該キャリアー
フィルムとして粗面加工を施したプラスチックフィルム
を用いることを特徴とするポリマー電池製造におけるカ
ソード及びアノードフィルム作製方法を提供する。Thus, the present invention relates to a plastic film having a roughened surface as a carrier film when producing a cathode film and an anode film by forming a cathode slurry and an anode slurry respectively on a carrier film in the production of a polymer battery. The present invention provides a method for producing a cathode and an anode film in the production of a polymer battery, characterized by using
【０００９】より特定的には、本発明は、ポリマー電池
製造においてキャリアーフィルム上にカソードスラリー
及びアノードスラリーをそれぞれ成膜してカソードフィ
ルム及びアノードフィルムを作製するに際して、該キャ
リアーフィルムとして中心線平均粗さが０．０１μｍ〜
１．０μｍ（ＪＩＳ Ｂ０６０１での評価法による）、
６０°光沢度（ＧS ６０°）が０．５〜１４０％（ＪＩ
Ｓ Ｚ８７４１での評価法による）に粗面加工を施した
ポリエステルフィルムを用いることを特徴とするポリマ
ー電池製造におけるカソード及びアノードフィルム作製
方法を提供する。More specifically, the present invention relates to a method for producing a cathode film and an anode film by forming a cathode slurry and an anode slurry on a carrier film in the production of a polymer battery, respectively. Is 0.01 μm or more
1.0 μm (based on the evaluation method in JIS B0601),
60 ° gloss (G S 60 °) is from 0.5 to 140% (JI
A method for producing a cathode and an anode film in the production of a polymer battery, characterized by using a polyester film which has been subjected to a roughening process (according to the evaluation method of SZ8741).
【００１０】粗面加工は、好ましくは、サンドブラスト
によりもしくは微粉末を結着剤に混ぜ、塗工、乾燥固定
化することにより施される。The surface roughening is preferably carried out by sandblasting or by mixing fine powder with a binder, coating and drying and fixing.
【００１１】[0011]
【発明の実施の形態】ポリマー型２次電池製造のアッセ
ンブリー工程は、キャリアーフィルム上にアノード、カ
ソード、及びセパレータ物質をそれぞれ塗工、乾燥し、
個別に巻き取り、カソードフィルム、アノードフィルム
及びセパレータフィルムを作製する成膜工程から始ま
る。従来、キャリアーフィルムとしては、代表的には、
ＪＩＳＢ０６０１での評価法による中心線平均粗さＲ
ａ：０．００３μｍ、６０°光沢度（ＧS ６０°）：１
８０％のポリエステルフィルムが使用されていた。その
ため、キャリアーフィルム上に塗工したカソード、アノ
ードフィルムがキャリアーフィルムから乾燥後剥がれ易
い。一方で、粘着剤等を用いて密着性を強固にし過ぎる
と、カソード・ラミネーション工程及びアノード・ラミ
ネーション工程での剥離が困難となる。BEST MODE FOR CARRYING OUT THE INVENTION In an assembly process for manufacturing a polymer type secondary battery, an anode, a cathode, and a separator material are coated on a carrier film, and dried, respectively.
It starts with a film forming process of individually winding and producing a cathode film, an anode film and a separator film. Conventionally, as a carrier film, typically,
Center line average roughness R according to the evaluation method in JISB0601
a: 0.003μm, 60 ° gloss (G S 60 °): 1
80% of the polyester film was used. Therefore, the cathode and anode films applied on the carrier film are easily peeled off from the carrier film after being dried. On the other hand, if the adhesion is made too strong using an adhesive or the like, peeling in the cathode lamination step and the anode lamination step becomes difficult.
【００１２】本発明に従えば、後工程での剥離時の易剥
離性を保持した、適度の密着性を得るために、カソード
・アノードフィルム用のキャリアーフィルムとして、そ
の塗工面を、例えばサンドブラスト加工によりもしくは
微粉末を結着剤に混ぜ、塗工、乾燥固定化することによ
り、所定の範囲の面粗度に粗面加工したものを使用す
る。例えば、１００μｍ程度のシリカ粉、アルミナ粉、
ジルコニア粉のようなセラミック粉をＰＥＴフィルムに
吹き付けて粗面化するサンドブラスト加工を施したＰＥ
Ｔ（ポリエステル）フィルムを用いる。サンドブラスト
加工以外にも、例えばヒュームドシリカ粉のような微粉
末を結着剤（メラミン樹脂）に混ぜ、これをＰＥＴフィ
ルム上に約１μｍ厚で塗工、乾燥固定化することによっ
ても粗面化が可能である。According to the present invention, in order to obtain appropriate adhesion while maintaining easy peelability at the time of peeling in a later step, the coated surface of the carrier film for a cathode / anode film is subjected to, for example, sandblasting. Or by mixing a fine powder with a binder, coating, and drying and fixing, a surface roughened to a predetermined range of surface roughness is used. For example, about 100 μm silica powder, alumina powder,
Sandblasted PE for spraying ceramic powder such as zirconia powder onto a PET film to roughen it
A T (polyester) film is used. In addition to sandblasting, roughening can also be achieved by mixing a fine powder such as fumed silica powder with a binder (melamine resin), coating it on a PET film with a thickness of about 1 μm, and fixing it by drying. Is possible.
【００１３】粗面加工後の面粗度は下記仕様のものにつ
いて所要の剥離防止効果が認められた： 中心線平均粗さ（Ｒａ）：０．０１μｍ〜１．０μｍ 面粗度は、０．０１〜１．０μｍ、好ましくは０．０５
〜０．４μｍである。０．０１μｍ未満ではカソード・
アノードフィルムが剥離してしまい、他方１．０μｍを
超えると圧密工程後の剥離が不可能になり好ましくな
い。６０°光沢度（ＧS ６０°）は、０．５〜１４０％
のものが好ましい。With respect to the surface roughness after rough surface processing, the required peeling prevention effect was confirmed for the following specifications: Center line average roughness (Ra): 0.01 μm to 1.0 μm. 01-1.0 μm, preferably 0.05
０．４0.4 μm. If less than 0.01 μm, the cathode
When the anode film exceeds 1.0 μm, peeling after the consolidation step becomes impossible, which is not preferable. 60 ° gloss (G S 60 °) is 0.5 to 140%
Are preferred.
【００１４】本発明の効果は、ＰＥＴ以外のフィルム、
例えばポリエステル、ポリエチレン、塩ビ、ポリイミド
等のプラスチックフィルムにおいても認められる。つま
り、キャリアーフィルム表面を粗化し、微視的に、適度
のアンカー効果を持たせることができる素材であれば同
様の効果が生じる。The effects of the present invention are as follows:
For example, it is recognized in a plastic film such as polyester, polyethylene, vinyl chloride, and polyimide. In other words, a similar effect can be obtained as long as the material can roughen the surface of the carrier film and microscopically provide an appropriate anchor effect.
【００１５】本フィルム上に成膜したフィルムは、ラミ
ネーション工程を経てセルとなるが、カソード・アノー
ドフィルムの保持性及び易剥離性は不変であり、適度な
密着性を保つ。The film formed on the film becomes a cell through a lamination process, but retainability and easy peelability of the cathode / anode film are maintained, and appropriate adhesion is maintained.
【００１６】[0016]
【実施例】（例１）サンドブラスト加工を施した後の中
心線平均粗さＲａ：０．１１μｍ、６０°光沢度：８．
８％のＰＥＴフィルムを成膜工程のキャリアーフィルム
として用いた。５６重量％活物質（ＬｉＭｎ2 Ｏ4 ）、
１５重量％結着剤、６重量％カーボン及び２３重量％Ｄ
ＢＰ組成のカソードスラリーと、５６重量％活物質（グ
ラファイト）、１６重量％結着剤、３重量％カーボン及
び２５重量％ＤＢＰ組成のアノードスラリーを用意し、
それぞれキャリアーフィルム上に塗工した。塗工フィル
ム（カソード・アノードフィルム）は乾燥後もキャリア
ーフィルムから剥がれることがなく、保持することがで
きた。一方、乾燥後の電極材フィルムのキャリアーフィ
ルムへの密着性は適当であり、簡単に剥離することがで
き、剥離面には脱粒もなく良好であった。(Example 1) Center line average roughness Ra after sand blasting: 0.11 μm, 60 ° glossiness: 8.
An 8% PET film was used as a carrier film in the film forming process. 56% by weight active material (LiMn 2 O 4 ),
15% by weight binder, 6% by weight carbon and 23% by weight D
A cathode slurry having a BP composition and an anode slurry having a 56% by weight active material (graphite), 16% by weight binder, 3% by weight carbon and 25% by weight DBP composition were prepared.
Each was coated on a carrier film. The coated film (cathode / anode film) could be held without being peeled off from the carrier film even after drying. On the other hand, the adhesiveness of the electrode material film after drying to the carrier film was appropriate, the film could be easily peeled off, and the peeled surface was good with no particles falling.
【００１７】（例２）ヒュームドシリカ粉を結着剤（メ
ラミン樹脂）に混ぜ、これをＰＥＴフィルム上に約１μ
ｍ厚で塗工、乾燥固定化したフィルムの中心線平均粗さ
Ｒａ：０．１μｍ、６０°光沢度：９．５％となった。
例１と同様にしてキャリアーフィルム上にカソード・ア
ノードスラリーを塗工した。塗工フィルム（カソード・
アノードフィルム）は乾燥後もキャリアーフィルムから
剥がれることがなく、保持することができた。剥離性も
良好であった。(Example 2) Fumed silica powder is mixed with a binder (melamine resin), and the mixture is mixed on a PET film to a thickness of about 1 μm.
The center line average roughness Ra of the film coated, dried and fixed with a thickness of m was 0.1 μm, and the glossiness at 60 ° was 9.5%.
A cathode / anode slurry was applied on a carrier film in the same manner as in Example 1. Coating film (cathode,
The anode film was not peeled off from the carrier film even after drying, and could be held. The peelability was also good.
【００１８】[0018]
【発明の効果】前述のように本発明によるキャリアーフ
ィルムは、成膜工程での密着性及び後工程での易剥離性
が良好であり、製造工程を一貫して同一のキャリアーフ
ィルムを用いることができることから、高い生産性を実
現できる。As described above, the carrier film according to the present invention has good adhesion in the film-forming step and good peelability in the post-step, and the same carrier film can be used throughout the manufacturing process. Because it is possible, high productivity can be realized.
【図１】ポリマー型２次電池製造工程の説明図である。FIG. 1 is an explanatory view of a polymer type secondary battery manufacturing process.
Claims (3)
ィルム上にカソードスラリー及びアノードスラリーをそ
れぞれ成膜してカソードフィルム及びアノードフィルム
を作製するに際して、該キャリアーフィルムとして粗面
加工を施したプラスチックフィルムを用いることを特徴
とするポリマー電池製造におけるカソード及びアノード
フィルム作製方法。When producing a cathode film and an anode film by forming a cathode slurry and an anode slurry on a carrier film in the production of a polymer battery, respectively, it is necessary to use a roughened plastic film as the carrier film. A method for producing a cathode and an anode film in the production of a polymer battery.
ィルム上にカソードスラリー及びアノードスラリーをそ
れぞれ成膜してカソードフィルム及びアノードフィルム
を作製するに際して、該キャリアーフィルムとして中心
線平均粗さが０．０１μｍ〜１．０μｍ（ＪＩＳ Ｂ０
６０１での評価法による）、６０°光沢度（ＧS ６０
°）が０．５〜１４０％（ＪＩＳ Ｚ８７４１での評価
法による）に粗面加工を施したポリエステルフィルムを
用いることを特徴とするポリマー電池製造におけるカソ
ード及びアノードフィルム作製方法。2. A method for producing a cathode film and an anode film by forming a cathode slurry and an anode slurry on a carrier film in the production of a polymer battery, respectively, wherein the carrier film has a center line average roughness of 0.01 μm to 1.0 μm. 0 μm (JIS B0
601), 60 ° gloss (G S 60
(°) is 0.5 to 140% (according to the evaluation method according to JIS Z8741). A method for producing a cathode and an anode film in the production of a polymer battery, comprising using a polyester film having a roughened surface.
は微粉末を結着剤に混ぜ、塗工、乾燥固定化することに
より施される請求項１乃至２のポリマー電池製造におけ
るカソード及びアノードフィルム作製方法。3. The method for producing a cathode and an anode film in the production of a polymer battery according to claim 1, wherein the roughening is carried out by sandblasting or by mixing fine powder with a binder, coating and drying and fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12536398A JP3335123B2 (en) | 1998-04-21 | 1998-04-21 | Method for producing cathode and anode films in polymer battery production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12536398A JP3335123B2 (en) | 1998-04-21 | 1998-04-21 | Method for producing cathode and anode films in polymer battery production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11307086A true JPH11307086A (en) | 1999-11-05 |
| JP3335123B2 JP3335123B2 (en) | 2002-10-15 |
Family
ID=14908288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12536398A Expired - Fee Related JP3335123B2 (en) | 1998-04-21 | 1998-04-21 | Method for producing cathode and anode films in polymer battery production |
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| Country | Link |
|---|---|
| JP (1) | JP3335123B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022158513A1 (en) * | 2021-01-20 | 2022-07-28 | Ａｐｂ株式会社 | Battery cell manufacturing device, and battery cell manufacturing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10289708A (en) * | 1997-04-11 | 1998-10-27 | Japan Storage Battery Co Ltd | Nonaqueous electrolyte secondary battery and manufacture of electrode plates of the same |
| JPH1197065A (en) * | 1997-04-23 | 1999-04-09 | Hydro Quebec | Ultra thin layer solid lithium battery and manufacture of the same |
| JPH11233144A (en) * | 1998-02-18 | 1999-08-27 | Matsushita Electric Ind Co Ltd | Manufacture of organic electrolyte battery |
-
1998
- 1998-04-21 JP JP12536398A patent/JP3335123B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10289708A (en) * | 1997-04-11 | 1998-10-27 | Japan Storage Battery Co Ltd | Nonaqueous electrolyte secondary battery and manufacture of electrode plates of the same |
| JPH1197065A (en) * | 1997-04-23 | 1999-04-09 | Hydro Quebec | Ultra thin layer solid lithium battery and manufacture of the same |
| JPH11233144A (en) * | 1998-02-18 | 1999-08-27 | Matsushita Electric Ind Co Ltd | Manufacture of organic electrolyte battery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022158513A1 (en) * | 2021-01-20 | 2022-07-28 | Ａｐｂ株式会社 | Battery cell manufacturing device, and battery cell manufacturing method |
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| Publication number | Publication date |
|---|---|
| JP3335123B2 (en) | 2002-10-15 |
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