JP2020522090A - ドライフィルムの製造方法、圧延装置、ドライフィルム、およびドライフィルムで被覆された基材 - Google Patents
ドライフィルムの製造方法、圧延装置、ドライフィルム、およびドライフィルムで被覆された基材 Download PDFInfo
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- JP2020522090A JP2020522090A JP2019563588A JP2019563588A JP2020522090A JP 2020522090 A JP2020522090 A JP 2020522090A JP 2019563588 A JP2019563588 A JP 2019563588A JP 2019563588 A JP2019563588 A JP 2019563588A JP 2020522090 A JP2020522090 A JP 2020522090A
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Abstract
Description
Claims (22)
- ドライフィルム(3)の製造方法は、
乾燥粉末混合物は、第1のロール(2a)および第2のロール(2b)を有する圧延装置によって前記ドライフィルム(3)に加工され、
ここで、前記第1のロール(2a)は前記第2のロール(2b)よりも高い回転周速度を有し、前記ドライフィルム(3)は前記第1のロール(2a)に取り付けられている。 - 前記第1のロール(2a)の回転周速度と前記第2のロール(2b)の回転周速度との比が10:9〜10:1、好ましくは10:7〜10:3、特に2:1が維持されることを特徴とする請求項1に記載の製造方法。
- 前記圧延装置がカレンダー圧延装置であることを特徴とする請求項1または2に記載の製造方法。
- ドライフィルムの製造のために、非流動性粉末混合物が使用されることを特徴とする、請求項1〜3のいずれか一項に記載の製造方法。
- 前記第1のロール(2a)には接着力向上修正が設けられ、および/または前記第2のロール(2b)には接着力低減修正が加えられることを特徴とする請求項1〜4のいずれか一項に記載の製造方法。
- 前記ドライフィルム(3)が基材(4)に適用され、ここで、前記基材(4)は、好ましくは、速度に対応する速度で動かされ、これは、前記第1のロール(2a)の回転周速度に対応することを特徴とする、請求項1〜4のいずれか一項に記載の製造方法。
- 前記ドライフィルム(3)が前記基材(4)上に形成されている間に、前記基材(4)が前記第1のロール(2a)上を移動することを特徴とする請求項5に記載の製造方法。
- 前記ドライフィルム(3)が、前記第1のロール(2a)と前記第2のロール(2b)によってロール間のニップに作用する、100N/cmから10kN/cm、好ましくは400N/cmの線形な力で形成されることを特徴とする、請求項1〜7のいずれか一項に記載の製造方法。
- 金属材料からなる前記基材(4)が使用されることを特徴とする、請求項5〜7のいずれか一項に記載の製造方法。
- 前記ドライフィルム(3)をそれぞれの表面に積層する前に、前記基材(4)に、好ましくは熱可塑性のプライマーおよび/またはプライマー、好ましくは熱可塑性バインダーを設けることを特徴とする、請求項5〜8のいずれか一項に記載の製造方法。
- エキスパンドメタル、金属ワイヤメッシュ、不織布、銅箔またはカーボンプライマーが塗布されたアルミニウム箔からなる前記基材(4)が使用されることを特徴とする、請求項5〜9のいずれか一項に記載の製造方法。
- 前記ドライフィルム(3)が、500μm未満、好ましくは300μm未満、特に好ましくは150μm未満の厚さで形成されることを特徴とする、請求項1〜11のいずれか一項に記載の製造方法。
- ポリテトラフルオロエチレン、導電性添加剤、多孔性炭素、遷移金属酸化物および/または硫黄を含む乾燥粉末混合物が使用されることを特徴とする、請求項1〜12のいずれか一項に記載の製造方法。
- 異方的に形成されたフィブリルを有する前記ドライフィルム(3)が形成されることを特徴とする、請求項1〜13のいずれか一項に記載の製造方法。
- 好ましくはストリップの形態または長方形の形状で、特に好ましくはコーティングの方向で、前記ドライフィルム(3)の構造を形成するために、それぞれの基材表面領域に接着強化プライマー層を有するように達成された、請求項1〜14のいずれか一項に記載の製造方法。
- 乾燥粉末混合物が、第1のカレンダーロール(2a)と第2のカレンダーロール(2b)との間のニップに導入され、前記第1のカレンダーロール(2a)及び前記第2のカレンダーロール(2b)は前記第1のカレンダーロール(2a)が前記第2のカレンダーロール(2b)よりも高い回転周速度を持つように構成または駆動され、前記第1のカレンダーロール(2a)と前記第2のカレンダーロール(2b)とは反対の回転方向を持っていることを特徴とする、請求項1〜15のいずれか一項に記載の製造方法を実施するための圧延装置。
- 前記乾燥粉末混合物に加えて、前記基材(4)がニップを通して供給されることを特徴とする、請求項16に記載の圧延装置。
- 前記第1のカレンダーロール(2a)と前記第2のカレンダーロール(2b)を含む2つのカレンダーロール対は、2つの第1のカレンダーロール(2a)の間にニップを構成し、前記ニップの間に前記ドライフィルム(3)が提供されるように鏡面対称に並んで配置され、前記ドライフィルム(3)は、同様に前記ニップを通して供給される前記基材(4)の2つの側面に生成され、
2つの第1のカレンダーロール(2a)の回転方向は反対であることを特徴とする、請求項16に記載の圧延装置。 - 回転軸を中心に回転するさらなる第1のカレンダーロールが存在し、その上に第1のカレンダーロールと第2のカレンダーロールとの間に形成されたドライフィルムが存在し、ニップから出た後に巻き取ることができ、2つの第1のカレンダーロール(2a)は同じ回転周速度を有することを特徴とする請求項16に記載の圧延装置。
- フィブリルが0.1μmから1000μmの長さを有することを特徴とする、請求項1〜15のいずれか一項に記載の製造方法で製造されたドライフィルム。
- 前記ドライフィルム(3)が基材(4)に適用されることを特徴とする、請求項20に記載のドライフィルム。
- 請求項20または21のいずれか一項に記載のドライフィルムを有する電気化学貯蔵要素または電気化学コンバーター。
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EP4119323A1 (de) | 2023-01-18 |
ES2963957T3 (es) | 2024-04-03 |
US11990599B2 (en) | 2024-05-21 |
CN110869179A (zh) | 2020-03-06 |
CN115071025B (zh) | 2023-12-26 |
KR20200020702A (ko) | 2020-02-26 |
JP7248835B2 (ja) | 2023-03-29 |
JP2022062188A (ja) | 2022-04-19 |
EP3625018C0 (de) | 2023-08-30 |
RS64947B1 (sr) | 2024-01-31 |
EP3625018B1 (de) | 2023-08-30 |
CN110869179B (zh) | 2022-04-29 |
JP2023103999A (ja) | 2023-07-27 |
KR102597499B1 (ko) | 2023-11-06 |
DE102017208220A1 (de) | 2018-11-22 |
HUE064505T2 (hu) | 2024-03-28 |
CN115071025A (zh) | 2022-09-20 |
WO2018210723A1 (de) | 2018-11-22 |
EP3625018A1 (de) | 2020-03-25 |
PL3625018T3 (pl) | 2024-02-26 |
KR20220098052A (ko) | 2022-07-08 |
KR102416449B1 (ko) | 2022-07-04 |
US20210320288A1 (en) | 2021-10-14 |
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