Kureha Kagaku Kogyo Kabushiki Kaisha

Shizuki Electric Company, Inc.

Takayuki Yagitani

Akira Ito

Toshishige Ueno

Osamu Ebisu

Hiromasa Matsui

Disclosed herein is a capacitor comprising a metallized polypropylene film impregnated with a specified impregnating oil, i.e., a 1,2-bis(alkylphenyl)ethane, the thus prepared capacitor being suitable for use under a high voltage and a high potential gradient.

Capacitor comprising metallized polypropylene film impregnated with a

A container contains a metallized polypropylene capacitor that has electronegative gas occupying a majority of the space between its plates. The electronegative gas is not combined with a liquid. The remaining space in the container is occupied by coolant oil which can contain a gas.

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Nishinomiya, Japan

Takayuki Yagitani