JPH02248026A - Electrolyte for driving electrolytic capacitor - Google Patents
Electrolyte for driving electrolytic capacitorInfo
- Publication number
- JPH02248026A JPH02248026A JP1069650A JP6965089A JPH02248026A JP H02248026 A JPH02248026 A JP H02248026A JP 1069650 A JP1069650 A JP 1069650A JP 6965089 A JP6965089 A JP 6965089A JP H02248026 A JPH02248026 A JP H02248026A
- Authority
- JP
- Japan
- Prior art keywords
- diazabicyclo
- electrolyte
- butyrolactone
- electrolytic solution
- electrolytic capacitor
- 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
- 239000003990 capacitor Substances 0.000 title claims description 10
- 239000003792 electrolyte Substances 0.000 title abstract description 10
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000012046 mixed solvent Substances 0.000 claims abstract description 6
- 150000003839 salts Chemical class 0.000 claims abstract description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 17
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- IYDGMDWEHDFVQI-UHFFFAOYSA-N phosphoric acid;trioxotungsten Chemical compound O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O IYDGMDWEHDFVQI-UHFFFAOYSA-N 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 238000005868 electrolysis reaction Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 2
- 150000003021 phthalic acid derivatives Chemical class 0.000 abstract 2
- SELKVOUVWXWOSJ-UHFFFAOYSA-N 3,4,4a,5,6,7-hexahydro-2h-cyclopenta[c]pyridazine Chemical compound C1CNN=C2CCCC21 SELKVOUVWXWOSJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000001336 alkenes Chemical class 0.000 abstract 1
- 230000003190 augmentative effect Effects 0.000 abstract 1
- AFFLGGQVNFXPEV-UHFFFAOYSA-N n-decene Natural products CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical class CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- -1 amine salt Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011964 heteropoly acid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、電解コンデンサ駆動用電解液に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to an electrolytic solution for driving an electrolytic capacitor.
従来の技術
従来の電解コンデンサ駆動用電解液としては、特開昭6
l−70711号公報に見られるように、γ−ブチロラ
クトンを溶媒とし、フタル酸のトリエチルアミン塩を用
いる例や、特開昭62−145713号公報に見られる
ように、マレイン酸の4級アンモニウム塩を用いる例が
ある。Conventional technology As a conventional electrolytic solution for driving electrolytic capacitors,
As seen in Japanese Patent Laid-Open No. 1-70711, γ-butyrolactone is used as a solvent and a triethylamine salt of phthalic acid is used, and as seen in JP-A-62-145713, a quaternary ammonium salt of maleic acid is used as a solvent. There are examples of its use.
発明が解決しようとする課題
しかしながら、これらの電解液に使用されている電解質
を用いて比電導の高い電解液を得ようとした場合、十分
に高い火花発生電圧が得られない。Problems to be Solved by the Invention However, when attempting to obtain an electrolyte with high specific conductivity using the electrolyte used in these electrolytes, a sufficiently high spark generation voltage cannot be obtained.
このような欠点を解決するため、特開昭62−1142
07号公報に見られるように、有機酸のアミン塩を溶質
とした溶液にヘテロポリ酸を加えた例があるが、この場
合、比電導度が低く、またこれにおいては105℃中で
は高い安定性を示すが、125℃中ではあtb安定でな
いという欠点を有していた。In order to solve these drawbacks, Japanese Patent Application Laid-Open No. 62-1142
As seen in Publication No. 07, there is an example in which a heteropolyacid is added to a solution containing an amine salt of an organic acid as a solute, but in this case, the specific conductivity is low and the stability is high at 105°C. However, it had the disadvantage that Atb was not stable at 125°C.
本発明はこのような従来の課題を解消するものマ、高い
火花発生電圧が得られ、かつ高い比電導度を有する電解
コンデンサ駆動用電解液を提供することを目的とするも
のである。SUMMARY OF THE INVENTION In order to solve these conventional problems, it is an object of the present invention to provide an electrolytic solution for driving an electrolytic capacitor that can obtain a high spark generation voltage and has a high specific conductivity.
課題を解決するための手段
上記課題を解決するために、本発明の電解コンデンサ駆
動用電解液は、γ−ブチロラクトンを主体とする混合溶
媒に溶質としてジアザビシクロアルケン類のフタル酸塩
を溶解した電解液に、リンタングステン酸またはその塩
を添加したものである。Means for Solving the Problems In order to solve the above problems, the electrolytic solution for driving an electrolytic capacitor of the present invention includes a diazabicycloalkene phthalate dissolved as a solute in a mixed solvent mainly containing γ-butyrolactone. Tungstic phosphoric acid or its salt is added to the electrolyte.
作用
本発明の電解コンデンサ駆動用電解液は、上記したよう
に、γ−ブチロラクトンを主体とする混合溶媒に溶質と
してジアザビシクロアルケン類のフタル酸塩を溶解した
電解液に、リンタングステン酸またはその塩を添加して
いるため、化成性が改善され、高い火花発生電圧を有す
るとともに、高い比電導度を有するものである。Function: As described above, the electrolytic solution for driving an electrolytic capacitor of the present invention contains phosphotungstic acid or its like in an electrolytic solution in which a phthalate of diazabicycloalkenes is dissolved as a solute in a mixed solvent mainly composed of γ-butyrolactone. Since the salt is added, the chemical formation property is improved, and it has a high spark generation voltage and a high specific conductivity.
実施例
以下、本発明の一実施例の電解コンデンサ駆動用電解液
について説明する。EXAMPLE An electrolytic solution for driving an electrolytic capacitor according to an example of the present invention will be described below.
表1に従来例1.2および実施例1〜3の組成と、30
’Cにおける比電導度および火花発生電圧を示した。Table 1 shows the compositions of Conventional Example 1.2 and Examples 1 to 3, and 30
The specific conductivity and spark generation voltage at 'C are shown.
(以下 余 白)
表1から明らかなように、従来例1.2に比較して本発
明の実施例1〜3における比電導度は、5.9〜7.0
ms/cInと非常に高く、また火花発生電圧も高い値
を得ることができる。(Hereinafter, blank) As is clear from Table 1, the specific conductivity in Examples 1 to 3 of the present invention is 5.9 to 7.0 compared to Conventional Example 1.2.
ms/cIn, which is extremely high, and a high spark generation voltage can also be obtained.
なお、本発明のジアザビシクロアルケン類としては、1
,8−ジアザビシクロ〔5,4,0〕ウンデセン−7と
、1.5−ジアザピシク”(41310〕ノネン−5と
、1,8−ジアザビシクロ〔5,3,0〕デセン−7と
、1.4−ジアザビシクロ(3,3,0〕オクテン−4
と、10−メチ#−1,8−ジアザビシクロ(5,4,
0〕ウンデセン−7と、3−メチ/L’−1,5−ジア
ザビシクロ〔4,3,0〕ノネン−5のうちの1種もし
くは2種以上の混合物があげられるが、その中でも、最
も好ましいのは、実施例で示したように、1.8−ジア
ザビシクロ〔5,4,o〕ラウンセン−7と、1.5−
ジアザビシクロ(4,a、O)ノネン−6である。The diazabicycloalkenes of the present invention include 1
, 8-diazabicyclo[5,4,0]undecene-7, 1,5-diazapisic'' (41310) nonene-5, 1,8-diazabicyclo[5,3,0]decene-7, 1.4 -diazabicyclo(3,3,0]octene-4
and 10-methy#-1,8-diazabicyclo(5,4,
0] undecene-7 and 3-methy/L'-1,5-diazabicyclo[4,3,0]nonene-5, or a mixture of two or more thereof, among which the most preferred are As shown in the examples, 1,8-diazabicyclo[5,4,o]Launsen-7 and 1,5-
It is diazabicyclo(4,a,O)nonene-6.
また、本発明の電解液は、必要により水を含有させるこ
ともできるもので、その含有量は電解液の重量に基づい
て通常10%以下である。The electrolytic solution of the present invention can also contain water if necessary, and the content is usually 10% or less based on the weight of the electrolytic solution.
そしてまた、電解液に添加するリンタングステン酸の含
有量は、電解液の重量に基づいて、通常0.01〜10
%であるが、好ましくはo、1〜6.0%である。Furthermore, the content of phosphotungstic acid added to the electrolytic solution is usually 0.01 to 10% based on the weight of the electrolytic solution.
%, preferably o, 1 to 6.0%.
また、γ−ブチロラクトンに混合する溶媒であるエチレ
ングリコールの量は、電解液の重量に基づいて、通常0
.1〜60%であるが、好ましくは1、Q〜30%であ
る。In addition, the amount of ethylene glycol, which is a solvent to be mixed with γ-butyrolactone, is usually 0.
.. It is 1 to 60%, preferably 1,Q to 30%.
発明の効果
以上のように本発明によれば、γ−ブチロラクトンを主
体とする混合溶媒に溶質としてジアザビシクロアルケン
類のフタμ酸塩を溶解した電解液に、リンタングステン
酸またはその塩を添加しているため、従来の電解液と比
較して火花発生電圧を高くすることができ、かつ比電導
度の高い電解液を得ることができるもので、工業的価値
の大なるものである。Effects of the Invention As described above, according to the present invention, phosphotungstic acid or its salt is added to an electrolytic solution in which a diazabicycloalkene phthalate is dissolved as a solute in a mixed solvent mainly composed of γ-butyrolactone. Therefore, compared to conventional electrolytes, the spark generation voltage can be increased and an electrolyte with high specific conductivity can be obtained, which is of great industrial value.
第1図は従来の電解液および本発明の実施例における電
解液の126℃中における比電導度の経時変化を示した
図である。FIG. 1 is a diagram showing changes in specific conductivity over time at 126° C. of a conventional electrolytic solution and an electrolytic solution in an example of the present invention.
Claims (3)
としてジアザビシクロアルケン類のフタル酸塩を溶解し
た電解液に、リンタングステン酸またはその塩を添加す
ることを特徴とする電解コンデンサ駆動用電解液。(1) An electrolysis for driving an electrolytic capacitor characterized by adding phosphotungstic acid or its salt to an electrolytic solution in which a diazabicycloalkene phthalate is dissolved as a solute in a mixed solvent mainly composed of γ-butyrolactone. liquid.
シクロ〔5,4,0〕ウンデセン−7と、1,5−ジア
ザビシクロ〔4,3,0〕ノネン−5のいずれか一方ま
たは両方である請求項1記載の電解コンデンサ駆動用電
解液。(2) The diazabicycloalkenes are either or both of 1,8-diazabicyclo[5,4,0]undecene-7 and 1,5-diazabicyclo[4,3,0]nonene-5. The electrolytic solution for driving an electrolytic capacitor according to claim 1.
リコールである請求項1または請求項2記載の電解コン
デンサ駆動用電解液。(3) The electrolytic solution for driving an electrolytic capacitor according to claim 1 or 2, wherein the solvent mixed with γ-butyrolactone is ethylene glycol.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1069650A JP2734611B2 (en) | 1989-03-22 | 1989-03-22 | Electrolyte for driving electrolytic capacitors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1069650A JP2734611B2 (en) | 1989-03-22 | 1989-03-22 | Electrolyte for driving electrolytic capacitors |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02248026A true JPH02248026A (en) | 1990-10-03 |
JP2734611B2 JP2734611B2 (en) | 1998-04-02 |
Family
ID=13408928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1069650A Expired - Fee Related JP2734611B2 (en) | 1989-03-22 | 1989-03-22 | Electrolyte for driving electrolytic capacitors |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2734611B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0938108A3 (en) * | 1998-01-28 | 2004-01-07 | Matsushita Electric Industrial Co., Ltd. | Electrolytic capacitor and its manufacturing method |
CN106449162A (en) * | 2016-11-14 | 2017-02-22 | 深圳市贝特瑞新能源材料股份有限公司 | High-voltage super-capacitor |
-
1989
- 1989-03-22 JP JP1069650A patent/JP2734611B2/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0938108A3 (en) * | 1998-01-28 | 2004-01-07 | Matsushita Electric Industrial Co., Ltd. | Electrolytic capacitor and its manufacturing method |
US6962612B1 (en) | 1998-01-28 | 2005-11-08 | Matsushita Electric Industrial Co., Ltd. | Electrolytic capacitor and its manufacturing method |
USRE45994E1 (en) | 1998-01-28 | 2016-05-03 | Panasonic Corporation | Electrolytic capacitor and its manufacturing method |
CN106449162A (en) * | 2016-11-14 | 2017-02-22 | 深圳市贝特瑞新能源材料股份有限公司 | High-voltage super-capacitor |
CN106449162B (en) * | 2016-11-14 | 2018-11-02 | 深圳市贝特瑞新能源材料股份有限公司 | A kind of ultracapacitor of high voltage |
Also Published As
Publication number | Publication date |
---|---|
JP2734611B2 (en) | 1998-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |