JPS6152966B2 - - Google Patents
Info
- Publication number
- JPS6152966B2 JPS6152966B2 JP6006579A JP6006579A JPS6152966B2 JP S6152966 B2 JPS6152966 B2 JP S6152966B2 JP 6006579 A JP6006579 A JP 6006579A JP 6006579 A JP6006579 A JP 6006579A JP S6152966 B2 JPS6152966 B2 JP S6152966B2
- Authority
- JP
- Japan
- Prior art keywords
- oil
- weight
- test
- tcp
- cresyl
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 27
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 3
- 239000010452 phosphate Substances 0.000 claims description 3
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 14
- 238000001035 drying Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- IAUKWGFWINVWKS-UHFFFAOYSA-N 1,2-di(propan-2-yl)naphthalene Chemical compound C1=CC=CC2=C(C(C)C)C(C(C)C)=CC=C21 IAUKWGFWINVWKS-UHFFFAOYSA-N 0.000 description 1
- GNPWYHFXSMINJQ-UHFFFAOYSA-N 1,2-dimethyl-3-(1-phenylethyl)benzene Chemical compound C=1C=CC(C)=C(C)C=1C(C)C1=CC=CC=C1 GNPWYHFXSMINJQ-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 1
- MNIGYIKCFSPQRJ-UHFFFAOYSA-N N,N-bis(2-hydroxypropyl)nitrosamine Chemical compound CC(O)CN(N=O)CC(C)O MNIGYIKCFSPQRJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- RMLPZKRPSQVRAB-UHFFFAOYSA-N tris(3-methylphenyl) phosphate Chemical compound CC1=CC=CC(OP(=O)(OC=2C=C(C)C=CC=2)OC=2C=C(C)C=CC=2)=C1 RMLPZKRPSQVRAB-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Organic Insulating Materials (AREA)
Description
【発明の詳細な説明】 この発明は油入コンデンサに関する。[Detailed description of the invention] This invention relates to an oil-filled capacitor.
近年この種油入コンデンサにあつては、難燃化
あるいは縮小化などの観点から、難燃性で高誘電
率といつた特性を備えているトリクレジルフオス
フエート（以下単にTCPと称す。）を単独または
他の絶縁油と混合したものを含浸することが行わ
れている。ところが、現在市販されているTCP
は原料クレゾールの工業生産上の都合からその流
動点がせいぜい−30℃程度であり、このTCPと
流動点の低い他の絶縁油を混合しても、TCPの
混合割合によつてその流動点が決まり、この種油
入コンデンサの寒冷地への適用は困難であつた。 In recent years, this type of oil-filled capacitor has been made using tricresyl phosphate (hereinafter simply referred to as TCP), which has characteristics such as flame retardancy and high dielectric constant, from the viewpoint of flame retardancy and size reduction. ) alone or mixed with other insulating oils. However, currently available TCP
Due to the industrial production of raw material cresol, its pour point is at most -30°C, and even if this TCP and other insulating oils with low pour points are mixed, the pour point will vary depending on the mixing ratio of TCP. However, it was difficult to apply this type of oil-filled capacitor to cold regions.
この発明は上述の事柄に鑑み、TCPの各成分
につき種々検討した結果、成分としてのジ―（ｍ
―クレジル）―モノ―（Ｐ―クレジル）フオスフ
エート（以下単にm.m.P.異性体と称す。）の含有
割合が75〜99重量％であるTCPと、芳香族系炭
化水素油を混合した混合油を含浸したものであ
る。 In view of the above-mentioned matters, this invention was developed as a result of various studies on each component of TCP.
-Cresyl)-mono-(P-cresyl) phosphate (hereinafter simply referred to as mmP isomer) was impregnated with a mixture of TCP containing 75 to 99% by weight and an aromatic hydrocarbon oil. It is something.
なお、一般に市販されているTCPの一例につ
いての成分はおよそ次の通りであつた。 The components of an example of TCP that is generally available on the market are approximately as follows.
(1) トリ―（Ｐ―クレジル）フオスフエートの含
有割合―約５重量％。(1) Content of tri-(P-cresyl) phosphatate: approximately 5% by weight.
(2) モノ―（ｍ―クレジル）―ジ―（Ｐ―クレジ
ル）フオスフエート（以下単にm.P.P.異性体
と称す。）の含有割合―約31重量％。(2) Content of mono-(m-cresyl)-di-(P-cresyl) phosphate (hereinafter simply referred to as mPP isomer): approximately 31% by weight.
(3) m.m.P.異性体の含有割合―約51重量％。(3) Content of m.m.P. isomer - approximately 51% by weight.
(4) トリ―（ｍ―クレジル）フオスフエート（以
下単にm.m.m.異性体と称す。）の含有割合―約
13重量％。(4) Content ratio of tri-(m-cresyl) phosphate (hereinafter simply referred to as mmm isomer) - approx.
13% by weight.
この発明において、上述の通りTCPの成分と
してのm.m.P.異性体の含有割合を75〜99重量％
とするのは、以下の説明からも理解されるように
75重量％未満ではその効果が十分に期待できない
ためであり、又上限を99重量％としたのは工業的
にこれ以上の純度として精製するのが困難である
とともにその効果において特に問題がないためで
ある。 In this invention, as mentioned above, the content of mmP isomer as a component of TCP is 75 to 99% by weight.
As can be understood from the following explanation,
This is because the effect cannot be fully expected if it is less than 75% by weight, and the upper limit was set at 99% by weight because it is difficult to industrially purify it to a higher purity and there is no particular problem with the effect. It is.
次にこの発明の実施例について詳述する。以下
の各実施例に含浸する混合油の混合割合および成
分としてのm.m.P.異性体の含有割合は別表１、
別表２に示す通りである。別表１におけるDIPN
はアルキルナフタレンであるジイソプロピルナフ
タレンであり、又別表２におけるPXEはジアリ
ルアルカンであるフエニルキシリルエタンであ
る。なお、TCPの成分としてのm.m.P.異性体の
含有割合を調整するにはたとえば市販TCPを冷
却して結晶折出を濾別する方法やベンゼン中で無
水塩化マグネシウムを触媒にして合成し、精製す
る方法などによることができる。 Next, embodiments of the present invention will be described in detail. The mixing ratio of the mixed oil impregnated in each of the following examples and the content ratio of mmP isomer as a component are shown in Attached Table 1.
As shown in Attached Table 2. DIPN in Attached Table 1
is diisopropylnaphthalene, which is an alkylnaphthalene, and PXE in Attached Table 2 is phenylxylylethane, which is diallylalkane. In addition, to adjust the content ratio of mmP isomer as a component of TCP, for example, there is a method of cooling commercially available TCP and filtering out the precipitated crystals, or a method of synthesis and purification using anhydrous magnesium chloride as a catalyst in benzene. etc.
実施例 １
厚さ18μの二軸延伸ポリプロピレンフイルム２
板の間に厚さ18μ、密度0.8g／cm3の絶縁紙１枚を
介在した誘電体とアルミニユーム箔を巻回して形
成したコンデンサ素子を、真空加熱乾燥処理を施
こし、これに予じめ脱ガス処理を施こした別表１
に示す混合油Ａ、Ｂ、Ｃ、ＤおよびＥをそれぞれ
含浸した供試コンデンサA1、B1、C1、D1および
E1について検討した。Example 1 Biaxially stretched polypropylene film 2 with a thickness of 18μ
A capacitor element is formed by winding a dielectric material and aluminum foil with a sheet of insulating paper with a thickness of 18 μm and a density of 0.8 g/cm 3 interposed between the plates. The capacitor element is then subjected to a vacuum heating drying process, and is degassed in advance. Attached table 1 with processing
Test capacitors A 1 , B 1 , C 1 , D 1 and
We considered E1 .
前記供試コンデンサA1、B1、C1、D1およびE1
につき、−40℃の雰囲中で1.4e（ｅ＝定格電圧）
の電圧を課電して寿命試験をしたところ第１図に
示す通りであつた。 Said sample capacitors A 1 , B 1 , C 1 , D 1 and E 1
1.4e (e = rated voltage) in a -40℃ atmosphere
When a life test was conducted by applying a voltage of
実施例 ２
厚さ18μの二軸延伸ポリプロピレンフイルムを
３枚重ねた誘電体とアルミニユーム箔を巻回して
形成したコンデンサ素子を、真空加熱乾燥処理を
施こし、これに予じめ脱ガス処理を施こした別表
１に示す混合油Ａ，Ｂ，Ｃ，ＤおよびＥをそれぞ
れ含浸した供試コンデンサA2、B2、C2、D2およ
びE2について検討した。Example 2 A capacitor element formed by winding aluminum foil and a dielectric material consisting of three layers of biaxially stretched polypropylene films with a thickness of 18 μm was subjected to a vacuum heating drying process, and a degassing process was previously applied to the capacitor element. Test capacitors A 2 , B 2 , C 2 , D 2 and E 2 impregnated with mixed oils A, B, C, D and E shown in Table 1 were examined.
前記供試コンデンサA2、B2、C2、D2およびE2
につき、前述の実施例１と同じ条件で寿命試験を
したところ第２図に示す通りであつた。 Said sample capacitors A 2 , B 2 , C 2 , D 2 and E 2
A life test was conducted under the same conditions as in Example 1, and the results were as shown in FIG.
実施例 ３
前述の実施例１と同じ構成のコンデンサ素子
を、真空加熱乾燥処理を施こし、これに予じめ脱
ガス処理を施こした別表２に示す混合油Ｆ、Ｇ、
Ｈ、ＩおよびＪをそれぞれ含浸した供試コンデン
サF3、G3、H3、I3およびJ3について検討した。Example 3 A capacitor element having the same structure as in Example 1 was subjected to vacuum heating drying treatment, and mixed oils F, G,
Test capacitors F 3 , G 3 , H 3 , I 3 and J 3 impregnated with H, I and J, respectively, were investigated.
前記供試コンデンサF3、G3、H3、I3およびJ3に
つき、前述の実施例１と同じ条件で寿命試験をし
たところ第３図に示す通りであつた。 The test capacitors F 3 , G 3 , H 3 , I 3 and J 3 were subjected to a life test under the same conditions as in Example 1, and the results were as shown in FIG.
実施例 ４
前述の実施例２と同じ構成のコンデンサ素子
を、真空加熱乾燥処理を施こし、これに予じめ脱
ガス処理を施こした別表２に示す混合油Ｆ，Ｇ，
Ｈ，ＩおよびＪをそれぞれ含浸した供試コンデン
サF4、G4、H4I4およびJ4について検討した。Example 4 A capacitor element having the same structure as in Example 2 was subjected to vacuum heating drying treatment, and mixed oils F, G,
Test capacitors F 4 , G 4 , H 4 I 4 and J 4 impregnated with H, I and J, respectively, were investigated.
前記供試コンデンサF4、G4、H4、I4およびJ4に
つき、前述の実施例１と同じ条件で寿命試験をし
たところ第４図に示す通りであつた。 The test capacitors F 4 , G 4 , H 4 , I 4 and J 4 were subjected to a life test under the same conditions as in Example 1, and the results were as shown in FIG.
第１図〜第４図から明らかなように、m.m.P.
異性体の含有割合を75〜99重量％としたTCPと
芳香族系炭化水素油を混合した混合油を含浸した
供試コンデンサ（A1、A2、B1、B2、C1、C2、
D1、D2、F3、F4、G3、G4、H3、H4、I3、I4）はい
ずれも残存率が100％であり、きわめて優れてい
る。 As is clear from Figures 1 to 4, mmP
Test capacitors (A 1 , A 2 , B 1 , B 2 , C 1 , C 2 ,
D 1 , D 2 , F 3 , F 4 , G 3 , G 4 , H 3 , H 4 , I 3 , I 4 ) all have a survival rate of 100% and are extremely excellent.
以上詳述の通り、この発明によれば低温領域に
おいてきわめて安定した特性を呈する油入コンデ
ンサを得ることができる。 As detailed above, according to the present invention, it is possible to obtain an oil-immersed capacitor that exhibits extremely stable characteristics in a low temperature region.
なお、この発明において、芳香族系炭化水素油
の混合割合は特に限定されるものではないが、こ
の種油入コンデンサを難燃性とする必要がある場
合には、芳香族系炭化水素油が可熱性であること
から、その混合割合の上限を50重量％未満とする
ことが必要である。 In this invention, the mixing ratio of aromatic hydrocarbon oil is not particularly limited, but if it is necessary to make this type of oil-filled capacitor flame retardant, aromatic hydrocarbon oil may be used. Since it is thermoplastic, it is necessary to set the upper limit of its mixing ratio to less than 50% by weight.
第１図〜第４図はこの発明の実施例である油入
コンデンサの残存率（％）と課電日数との関係を
示す図である。
A1、B1、C1、D1、E1：実施例１による供試コ
ンデンサ、A2、B2、C2、D2、E2：実施例２によ
る供試コンデンサ、F3、G3、H3、I3、J3：実施例
３による供試コンデンサ、F4、G4、H4、I4、J4：
実施例４による供試コンデンサ。
FIGS. 1 to 4 are diagrams showing the relationship between the remaining rate (%) of an oil-filled capacitor according to an embodiment of the present invention and the number of days on which electricity is applied. A 1 , B 1 , C 1 , D 1 , E 1 : Test capacitor according to Example 1, A 2 , B 2 , C 2 , D 2 , E 2 : Test capacitor according to Example 2, F 3 , G 3 , H 3 , I 3 , J 3 : Test capacitor according to Example 3, F 4 , G 4 , H 4 , I 4 , J 4 :
A test capacitor according to Example 4.
【表】【table】
Claims (1)
ル）フオスフエートの含有割合が75〜99重量％で
あるトリクレジルフオスフエートと、芳香族系炭
化水素油を混合した混合油を含浸したことを特徴
とする油入コンデンサ。 ２ 芳香族系炭化水素油の混合割合が20〜50重量
％である特許請求の範囲第１項記載の油入コンデ
ンサ。[Claims] 1. A mixture of tricresyl phosphate containing 75 to 99% by weight of di-(m-cresyl)-mono-(P-cresyl) phosphate and an aromatic hydrocarbon oil. An oil-filled capacitor characterized by being impregnated with mixed oil. 2. The oil-filled capacitor according to claim 1, wherein the mixing ratio of aromatic hydrocarbon oil is 20 to 50% by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6006579A JPS55151322A (en) | 1979-05-15 | 1979-05-15 | Oillfilled condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6006579A JPS55151322A (en) | 1979-05-15 | 1979-05-15 | Oillfilled condenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55151322A JPS55151322A (en) | 1980-11-25 |
| JPS6152966B2 true JPS6152966B2 (en) | 1986-11-15 |
Family
ID=13131302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6006579A Granted JPS55151322A (en) | 1979-05-15 | 1979-05-15 | Oillfilled condenser |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55151322A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0182943U (en) * | 1987-11-26 | 1989-06-02 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4447571B4 (en) * | 1994-07-26 | 2004-02-05 | HSP Hochspannungsgeräte Porz GmbH | Dielectric of a high voltage capacitor |
| WO1999045550A1 (en) | 1998-03-05 | 1999-09-10 | HSP Hochspannungsgeräte Porz GmbH | Bushing for high electrical voltage |
-
1979
- 1979-05-15 JP JP6006579A patent/JPS55151322A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0182943U (en) * | 1987-11-26 | 1989-06-02 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55151322A (en) | 1980-11-25 |
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