Electrical insulating oil and oil-filled electrical appliances

Details Electrical insulating oil and oil-filled electrical appliances Electrical insulating oil and oil-filled electrical appliances

1985-02-28

1986-10-21

Lieberman, Paul

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

174 17LF, 174 25C, 252570, 361323, 361327, 585 63, 585 66, 585 25, 585435, 585436, 585440, H01G 422, H01B 322

Patent

active

046189149

ABSTRACT:
An improved electrical insulating oil which is stable in refining treatment and good electrical properties are maintained under high temperature conditions, and oil-filled electrical appliances impregnated therewith. The electrical insulating oil comprises 1,1,-diarylalkenes which are represented by the following general formula (I): ##STR1## wherein R.sub.1 to R.sub.4 's are the same or different and each of them is a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and m and n are integers from 0 to 3, inclusive.

REFERENCES:
patent: 2578207 (1951-12-01), Pines et al.
patent: 3483452 (1969-12-01), Thigpen
patent: 4068286 (1978-01-01), Iijima et al.
patent: 4493943 (1985-01-01), Sato et al.
patent: 4506107 (1985-03-01), Sato et al.

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