JP2011183645A - フィルムキャパシタ用フィルムの製造方法及びフィルムキャパシタ用フィルム - Google Patents
フィルムキャパシタ用フィルムの製造方法及びフィルムキャパシタ用フィルム Download PDFInfo
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Abstract
【解決手段】成形材料1を押出機10に投入してTダイス20からフィルムキャパシタ用フィルム2を押し出し、この押し出したフィルムキャパシタ用フィルム2を引取機30の複数のロール間に挟んで冷却し、この冷却したフィルムキャパシタ用フィルム2を巻取機40の巻取管42に巻き取る製造方法で、成形材料1を、ポリエーテルイミド樹脂100質量部にフッ素樹脂1〜10質量部を配合することにより調製し、押出機10とTダイス20との間に、フィルムキャパシタ用フィルム2の平均厚さの0.5〜6倍以下の開口51を有するフィルタ50を介在し、フィルムキャパシタ用フィルム2を10μm以下の厚さとする。
【選択図】図1
Description
ところで近年、環境負荷の低いハイブリッド車が開発・製造され、普及し始めているが、このハイブリッド車にフィルムキャパシタが電子部品として使用される場合には、高温の環境下(例えば150℃以上)で使用されるので、優れた耐熱性が要求される。
成形材料を、少なくともポリエーテルイミド樹脂100質量部にフッ素樹脂1〜10質量部を配合することにより調製し、押出機と押出ダイスとの間に、フィルムキャパシタ用フィルムの平均厚さの0.5〜6倍以下の開口を有するフィルタを介在し、フィルムキャパシタ用フィルムを10μm以下の厚さとすることを特徴としている。
〔実施例1〕
先ず、計量したポリエーテルイミド樹脂100質量部にフッ素樹脂5質量部を攪拌混合して混合物を調製し、この混合物を二軸押出混練機で混練してペレット形の樹脂組成物を調製した。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを6.72μmの平均厚さで製造した。また、フィルタについては、開口が26μmで仕様が500♯の金属メッシュを用い、フィルムキャパシタ用フィルムの平均厚さの3.9倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを3.44μmの平均厚さで製造した。また、フィルタについては、開口(ろ過精度)が20μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの5.8倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを4.98μmの平均厚さで製造した。また、フィルタは、開口が20μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの4.0倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを6.85μmの平均厚さで製造した。また、フィルタは、開口が20μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの2.9倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを3.07μmの平均厚さで製造した。また、フィルタは、開口(ろ過精度)が5μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの1.6倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを4.94μmの平均厚さで製造した。また、フィルタは、開口が5μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの1.0倍の開口とした。
基本的には実施例1と同様にフィルムキャパシタ用フィルムを製造したが、フィルムキャパシタ用フィルムを5.91μmの平均厚さで製造した。また、フィルタは、開口が5μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの0.8倍の開口とした。
基本的には実施例1と同様ではあるが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを4.88μmの平均厚さで製造した。また、フィルタについては、開口が65μmで仕様が200♯の金属メッシュを用い、フィルムキャパシタ用フィルムの平均厚さの6倍以上の13.3倍の開口に変更した。
基本的には実施例1と同様だが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを4.89μmの平均厚さで製造した。また、フィルタについては、開口が26μmで仕様が500♯の金属メッシュを用い、フィルムキャパシタ用フィルムの平均厚さの5.3倍の開口に変更した。
基本的には実施例1と同様だが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを4.91μmの平均厚さで製造した。また、フィルタについては、開口(ろ過精度)が20μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの4.1倍の開口に変更した。
基本的には実施例1と同様だが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを4.95μmの平均厚さで製造した。また、フィルタについては、開口(ろ過精度)が5μmのデナフィルタ(長瀬産業社製:商品名)を用い、フィルムキャパシタ用フィルムの平均厚さの1.0倍の開口に変更した。
基本的には実施例1と同様だが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを5.01μmの平均厚さで製造した。また、フィルタについては、開口が65μmで仕様が200♯の金属メッシュを用い、フィルムキャパシタ用フィルムの平均厚さの13.0倍の開口に変更した。
基本的には実施例1と同様だが、ポリエーテルイミド樹脂にフッ素樹脂を攪拌混合することなく、フィルムキャパシタ用フィルムを2.89μmの平均厚さで製造した。また、フィルタについては、開口が65μmで仕様が200♯の金属メッシュを用い、フィルムキャパシタ用フィルムの平均厚さの9.0倍の開口に変更した。
2 フィルムキャパシタ用フィルム
10 押出機
14 接続管
15 ギアポンプ
20 Tダイス
30 引取機
31 圧着ロール(ロール)
32 冷却ロール(ロール)
33 搬送ロール(ロール)
40 巻取機
42 巻取管
50 フィルタ
51 開口
Claims (2)
- 成形材料を押出機に投入して押出ダイスからフィルムキャパシタ用フィルムを押し出し、この押し出したフィルムキャパシタ用フィルムを複数のロールの間に挟んで冷却するフィルムキャパシタ用フィルムの製造方法であって、
成形材料を、少なくともポリエーテルイミド樹脂100質量部にフッ素樹脂1〜10質量部を配合することにより調製し、押出機と押出ダイスとの間に、フィルムキャパシタ用フィルムの平均厚さの0.5〜6倍以下の開口を有するフィルタを介在し、フィルムキャパシタ用フィルムを10μm以下の厚さとすることを特徴とするフィルムキャパシタ用フィルムの製造方法。 - 請求項1記載のフィルムキャパシタ用フィルムの製造方法により製造されたことを特徴とするフィルムキャパシタ用フィルム。
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JP2010050624A JP5713574B2 (ja) | 2010-03-08 | 2010-03-08 | フィルムキャパシタ用フィルムの製造方法及びフィルムキャパシタ用フィルム |
US12/980,953 US8715554B2 (en) | 2010-03-08 | 2010-12-29 | Method for manufacturing resin film for thin film-capacitor and the film therefor |
US14/151,480 US20140124975A1 (en) | 2010-03-08 | 2014-01-09 | Method for manufacturing resin film for thin film-capacitor and the film therefor |
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CN114193736A (zh) * | 2021-12-14 | 2022-03-18 | 连云港市金田高新材料有限公司 | 用于生产双向拉伸聚丙烯薄膜的挤出机及挤出方法 |
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WO2016126290A1 (en) * | 2015-02-03 | 2016-08-11 | Sabic Global Technologies, B.V. | Polyetherimide miscible polymer blends for capacitor films |
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- 2010-03-08 JP JP2010050624A patent/JP5713574B2/ja active Active
- 2010-12-29 US US12/980,953 patent/US8715554B2/en active Active
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JP5713574B2 (ja) | 2015-05-07 |
US20110217509A1 (en) | 2011-09-08 |
US8715554B2 (en) | 2014-05-06 |
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