JPS63169018A - Electrolytic capacitor driving electrolyte - Google Patents
Electrolytic capacitor driving electrolyteInfo
- Publication number
- JPS63169018A JPS63169018A JP77487A JP77487A JPS63169018A JP S63169018 A JPS63169018 A JP S63169018A JP 77487 A JP77487 A JP 77487A JP 77487 A JP77487 A JP 77487A JP S63169018 A JPS63169018 A JP S63169018A
- Authority
- JP
- Japan
- Prior art keywords
- electrolytic capacitor
- driving electrolyte
- change
- capacitor driving
- electrolytic
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims description 11
- 239000003792 electrolyte Substances 0.000 title description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 2
- KFIRODWJCYBBHY-UHFFFAOYSA-N 3-nitrophthalic acid Chemical compound OC(=O)C1=CC=CC([N+]([O-])=O)=C1C(O)=O KFIRODWJCYBBHY-UHFFFAOYSA-N 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 claims 1
- 229940018557 citraconic acid Drugs 0.000 claims 1
- IFDVQVHZEKPUSC-UHFFFAOYSA-N cyclohex-3-ene-1,2-dicarboxylic acid Chemical compound OC(=O)C1CCC=CC1C(O)=O IFDVQVHZEKPUSC-UHFFFAOYSA-N 0.000 claims 1
- UFDHBDMSHIXOKF-UHFFFAOYSA-N tetrahydrophthalic acid Natural products OC(=O)C1=C(C(O)=O)CCCC1 UFDHBDMSHIXOKF-UHFFFAOYSA-N 0.000 claims 1
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 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
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- SSUJUUNLZQVZMO-UHFFFAOYSA-N 1,2,3,4,8,9,10,10a-octahydropyrimido[1,2-a]azepine Chemical compound C1CCC=CN2CCCNC21 SSUJUUNLZQVZMO-UHFFFAOYSA-N 0.000 description 1
- JLIOOYQWWAUHRC-UHFFFAOYSA-N 2-carboxybenzoate;triethylazanium Chemical compound CCN(CC)CC.OC(=O)C1=CC=CC=C1C(O)=O JLIOOYQWWAUHRC-UHFFFAOYSA-N 0.000 description 1
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical class CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001409 amidines Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Vehicle Body Suspensions (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
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／す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 condenser.
従来の技術
従来、電解コンデ／す駆動用電解液としてはエチレング
リコールにイオノゲ／を溶解した電解液が用いられてい
る。この種の電解液は低温における特性を悪化させる。BACKGROUND OF THE INVENTION Conventionally, an electrolytic solution prepared by dissolving ionogen in ethylene glycol has been used as an electrolytic solution for driving an electrolytic condenser. This type of electrolyte deteriorates the properties at low temperatures.
以上のような欠点を改良する手段として、水を添加する
ことが行なわれている。Addition of water has been carried out as a means to improve the above-mentioned drawbacks.
また、特開昭８１−７０７１１号公報のように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
用いて低温特性を改善した例がある。Furthermore, there is an example of improving low-temperature characteristics by using triethylamine salt of phthalic acid in γ-butyrolactone as a solvent, as in JP-A-81-70711.
発明が解決しようとする問題点
従来のように水を添加した電解液は、高温中での蒸気圧
が高く、また、電極であるアルミニウムと反応しやすい
ため信頼性の高い電解コンデンサは得られにくい。Problems that the invention aims to solve: Conventional electrolytic solutions with water added have high vapor pressure at high temperatures and tend to react with the aluminum electrodes, making it difficult to obtain highly reliable electrolytic capacitors. .
γ−ブチロラクトンを溶媒として、フタル酸のトリエチ
ルアミンを用いた場合、比電導度が十分に高くない欠点
があった。When triethylamine phthalate was used with γ-butyrolactone as a solvent, there was a drawback that the specific conductivity was not sufficiently high.
本発明はこのような従来の欠点を解決するもので、コン
デンサの低温特性並びに高温時の劣化を改善し、長寿命
化を図ることを目的とする。The present invention solves these conventional drawbacks, and aims to improve the low-temperature characteristics and deterioration of capacitors at high temperatures, and extend their lifespan.
問題点を解決するための手段
上記問題点を解決するために、本発明において塩を溶質
として用いるものである。ジアザビシクロアルケア類の
中でも、特に１，８−ジアザビシクロ（５，４，０〕〕
ウンデセンーおよび／または１，５−ジアザビシクロ（
４，３，０Ｅノネン−６を用いるのが好ましいっ
作用
ジアザビシクロアルケア類は、通常のアミンが持ってい
ない電子が非局在化したＮ、：Ｊ：’：Ｎのアミジン構
造を持っており、イオンになった場合プロトンが共鳴安
定化され、強い塩基性を示すと考えられる。このため弱
酸の解離を促進し、高い比電導度が得られると思われる
。Means for Solving the Problems In order to solve the above problems, the present invention uses salt as a solute. Among diazabicycloalkea, especially 1,8-diazabicyclo(5,4,0)
undecene and/or 1,5-diazabicyclo(
The active diazabicycloalcarea, preferably using 4,3,0E nonene-6, has an amidine structure of N, :J:':N, in which electrons that ordinary amines do not have are delocalized. Therefore, when it becomes an ion, the protons are stabilized by resonance, and it is thought that it exhibits strong basicity. Therefore, it is thought that dissociation of weak acids is promoted and high specific conductivity is obtained.
実施例 以下、本発明による実施例について述べる。Example Examples according to the present invention will be described below.
表１に本発明の実施例及び従来の電解液組成例並びに常
温における比電導度を示す。Table 1 shows examples of the present invention, examples of conventional electrolyte compositions, and specific conductivities at room temperature.
（以下余白）
表１かられかるように、本発明の電解液は、従来電解液
と比較して、常温並びに低温での比電導度を上げること
ができる。従って、コンデンサの常温での損失を低減す
ることができ、低温においても特性変化の少ないコンデ
ンサを得ることが可能である。(The following is a blank space) As can be seen from Table 1, the electrolytic solution of the present invention can increase the specific conductivity at room temperature and low temperature compared to the conventional electrolytic solution. Therefore, it is possible to reduce the loss of the capacitor at room temperature, and it is possible to obtain a capacitor whose characteristics change little even at low temperatures.
第１図〜第３図に実施例１および２、従来例１の電解液
を用いたコンデンサの高温寿命特性を示す。1 to 3 show the high-temperature life characteristics of capacitors using the electrolytes of Examples 1 and 2 and Conventional Example 1.
試料：Ｉ ｙ ７’ ｙ ｆはｓ ｏ Ｖ ４７０ ｐ
ｙ（１ｗ＄×２１７！＞のアルミ電解コンデンサで、１
０５°Ｃにおける特性変化を示している。第１図は定格
電圧印加における静電容量変化、第２図は定格電圧印加
における損失角の正接の変化、第３図は電圧印加なしに
おける漏れ電流変化を示している。Sample: I y 7' y f is s o V 470 p
y (1w $ x 217!> aluminum electrolytic capacitor, 1
It shows the change in characteristics at 05°C. FIG. 1 shows the change in capacitance when the rated voltage is applied, FIG. 2 shows the change in the loss angle tangent when the rated voltage is applied, and FIG. 3 shows the change in leakage current when no voltage is applied.
第１図〜第３図から明らかなように、寿命特性において
も従来と比較して、特性変化が小さく、信頼性の高いコ
ンデンサを得ることが可能である。As is clear from FIGS. 1 to 3, it is possible to obtain a highly reliable capacitor with less change in the life characteristics compared to conventional capacitors.
発明の効果
以上のように本発明によれば、従来の電解液と比較して
、低温特性および高温寿命特性を共に向上させることが
でき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, both low-temperature characteristics and high-temperature life characteristics can be improved as compared to conventional electrolytes, and it is of great industrial value.
第１図〜第３図はそれぞれ従来の電解液および本発明の
電解液を用いた定格５０１４７０μＦ（１２，５φ×２
１４）のアルミ電解コンデンサの１０６°Ｃにおける特
性経時変化（定格電圧印加における静電容量変化、定格
電圧印加における損失角の正接変化、電圧印加なしにお
ける漏れ電流変化）を示した特性図である。Figures 1 to 3 show the rated value of 501,470 μF (12,5φ x 2
14) is a characteristic diagram showing changes in characteristics over time at 106° C. (change in capacitance when rated voltage is applied, change in tangent of loss angle when rated voltage is applied, and change in leakage current when no voltage is applied).
Claims (2)
ロフタル酸からなる群より選ばれたカルボン酸のジアザ
ビシクロアルケン類の塩を溶質として用いたことを特徴
とする電解コンデンサ駆動用電解液。(1) An electrolytic solution for driving an electrolytic capacitor, characterized in that a salt of a diazabicycloalkene of a carboxylic acid selected from the group consisting of nitrophthalic acid, citraconic acid and tetrahydrophthalic acid is used as a solute.
クロ〔６．４．０〕ウンデセン−７および／または１，
５−ジアザビシクロ〔４．３．０〕ノネン−５であるこ
とを特徴とする特許請求の範囲第１項記載の電解コンデ
ンサ駆動用電解液。(2) The diazabicycloalkenes are 1,8-diazabicyclo[6.4.0]undecene-7 and/or 1,
The electrolytic solution for driving an electrolytic capacitor according to claim 1, which is 5-diazabicyclo[4.3.0]nonene-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP77487A JPS63169018A (en) | 1987-01-06 | 1987-01-06 | Electrolytic capacitor driving electrolyte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP77487A JPS63169018A (en) | 1987-01-06 | 1987-01-06 | Electrolytic capacitor driving electrolyte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63169018A true JPS63169018A (en) | 1988-07-13 |
Family
ID=11483045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP77487A Pending JPS63169018A (en) | 1987-01-06 | 1987-01-06 | Electrolytic capacitor driving electrolyte |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63169018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006051051A (en) * | 2004-08-09 | 2006-02-23 | Takeuchi Kogyo Kk | Storage case of lip stick or the like |
-
1987
- 1987-01-06 JP JP77487A patent/JPS63169018A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006051051A (en) * | 2004-08-09 | 2006-02-23 | Takeuchi Kogyo Kk | Storage case of lip stick or the like |
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