JP4589218B2 - 電解コンデンサの駆動用電解液 - Google Patents
電解コンデンサの駆動用電解液 Download PDFInfo
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- JP4589218B2 JP4589218B2 JP2005328745A JP2005328745A JP4589218B2 JP 4589218 B2 JP4589218 B2 JP 4589218B2 JP 2005328745 A JP2005328745 A JP 2005328745A JP 2005328745 A JP2005328745 A JP 2005328745A JP 4589218 B2 JP4589218 B2 JP 4589218B2
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Description
すなわち、本発明に係る電解コンデンサの駆動用電解液では、エチレングリコールを主成分とする溶媒に、少なくとも、有機カルボン酸またはその塩と、以下の化学式で示されるtert−ブチル−2−ヒドロキシオクタネートとを配合し、前記tert−ブチル−2−ヒドロキシオクタネートの配合量が、電解液全体に対して0.1〜5.0重量%であることを特徴とする。
ここで、tert−ブチル−2−ヒドロキシオクタネートの配合量は、電解液全体に対して0.1〜5.0重量%であることが好ましい。
また、電解液にはホウ酸またはその塩を配合することもある。
その理由として、tert−ブチル−2−ヒドロキシオクタネートは還元作用を有しており、陽極においてtert−ブチル−2−ヒドロキシオクタネートが酸化して陽極酸化皮膜に吸着し、陽極酸化皮膜を保護するため、電解コンデンサの漏れ電流上昇を抑制できると考えられる。
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JP2005328745A JP4589218B2 (ja) | 2005-11-14 | 2005-11-14 | 電解コンデンサの駆動用電解液 |
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JP2005328745A JP4589218B2 (ja) | 2005-11-14 | 2005-11-14 | 電解コンデンサの駆動用電解液 |
Publications (2)
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JP2007134643A JP2007134643A (ja) | 2007-05-31 |
JP4589218B2 true JP4589218B2 (ja) | 2010-12-01 |
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JP2005328745A Active JP4589218B2 (ja) | 2005-11-14 | 2005-11-14 | 電解コンデンサの駆動用電解液 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009096720A (ja) * | 2007-10-12 | 2009-05-07 | Idemitsu Kosan Co Ltd | 生分解性液状エステル化合物 |
JP5472603B2 (ja) * | 2009-09-24 | 2014-04-16 | 日本ケミコン株式会社 | 電解コンデンサ |
JP5789950B2 (ja) * | 2010-10-06 | 2015-10-07 | 日本ケミコン株式会社 | アルミニウム電解コンデンサ用電解液及びアルミニウム電解コンデンサ |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005294598A (ja) * | 2004-03-31 | 2005-10-20 | Nippon Chemicon Corp | 電解コンデンサ |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH11340099A (ja) * | 1998-05-27 | 1999-12-10 | Mitsubishi Chemical Corp | 電解コンデンサ用電解液およびそれを用いた電解コンデンサ |
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Patent Citations (1)
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JP2005294598A (ja) * | 2004-03-31 | 2005-10-20 | Nippon Chemicon Corp | 電解コンデンサ |
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