JP4641458B2 - 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
- Publication number
- JP4641458B2 JP4641458B2 JP2005184225A JP2005184225A JP4641458B2 JP 4641458 B2 JP4641458 B2 JP 4641458B2 JP 2005184225 A JP2005184225 A JP 2005184225A JP 2005184225 A JP2005184225 A JP 2005184225A JP 4641458 B2 JP4641458 B2 JP 4641458B2
- Authority
- JP
- Japan
- Prior art keywords
- acid
- electrolytic solution
- electrolytic
- withstand voltage
- butyl peroxylaurate
- 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.)
- Expired - Fee Related
Links
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- 239000002904 solvent Substances 0.000 claims description 8
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 5
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- WLJVNTCWHIRURA-UHFFFAOYSA-N pimelic acid Chemical compound OC(=O)CCCCCC(O)=O WLJVNTCWHIRURA-UHFFFAOYSA-N 0.000 description 2
- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
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- YBRBMKDOPFTVDT-UHFFFAOYSA-N tert-butylamine Chemical compound CC(C)(C)N YBRBMKDOPFTVDT-UHFFFAOYSA-N 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- CBXCPBUEXACCNR-UHFFFAOYSA-N tetraethylammonium Chemical compound CC[N+](CC)(CC)CC CBXCPBUEXACCNR-UHFFFAOYSA-N 0.000 description 1
- QEMXHQIAXOOASZ-UHFFFAOYSA-N tetramethylammonium Chemical compound C[N+](C)(C)C QEMXHQIAXOOASZ-UHFFFAOYSA-N 0.000 description 1
- 235000019303 thiodipropionic acid Nutrition 0.000 description 1
- SEACXNRNJAXIBM-UHFFFAOYSA-N triethyl(methyl)azanium Chemical compound CC[N+](C)(CC)CC SEACXNRNJAXIBM-UHFFFAOYSA-N 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
Landscapes
- Electric Double-Layer Capacitors Or The Like (AREA)
Description
その理由は、エチレングリコールを主溶媒とする電解液中で、t−ブチルパーオキシラウレートのエーテル基部分が電極箔の酸化皮膜と反応して耐水性の皮膜を形成するため、電解液と電極箔との化学反応が抑えられ、耐電圧の向上を図ることができると考えられる。
しかも、t−ブチルパーオキシラウレートは、エチレングリコールを主成分とする溶媒に対して溶解性が高いため、多量に添加することができ、かつ、電解液を調製する際、電解液の加熱と攪拌が短時間で済む。
さらに、t−ブチルパーオキシラウレートは、主溶質のカルボン酸とのエステル化反応が少ない。
従って、本発明に係る電解液によれば、低比抵抗化および耐電圧の上昇の双方を図ることができる。
また、本発明に係る電解液を用いたアルミニウム電解コンデンサは、熱安定性に優れるため、アルミニウム電解コンデンサの信頼性を向上することができる。
Claims (1)
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003217340A (ja) * | 2002-01-23 | 2003-07-31 | Sanyo Chem Ind Ltd | ゲル状高分子電解質及びそれを用いた電気化学素子 |
JP2003249422A (ja) * | 2001-12-18 | 2003-09-05 | Matsushita Electric Ind Co Ltd | アルミ電解コンデンサ及びその製造方法 |
JP2003338431A (ja) * | 2002-05-22 | 2003-11-28 | Nichicon Corp | 電解コンデンサの駆動用電解液 |
JP2004235593A (ja) * | 2003-02-03 | 2004-08-19 | Nichicon Corp | 電解コンデンサの駆動用電解液 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003249422A (ja) * | 2001-12-18 | 2003-09-05 | Matsushita Electric Ind Co Ltd | アルミ電解コンデンサ及びその製造方法 |
JP2003217340A (ja) * | 2002-01-23 | 2003-07-31 | Sanyo Chem Ind Ltd | ゲル状高分子電解質及びそれを用いた電気化学素子 |
JP2003338431A (ja) * | 2002-05-22 | 2003-11-28 | Nichicon Corp | 電解コンデンサの駆動用電解液 |
JP2004235593A (ja) * | 2003-02-03 | 2004-08-19 | Nichicon Corp | 電解コンデンサの駆動用電解液 |
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