Electrical insulating oil

Details Electrical insulating oil Electrical insulating oil

1976-07-23

1977-12-13

Levine, Herbert

Compositions

Electrolytes for electrical devices

208 14, 208 19, H01B 322

Patent

active

040627918

ABSTRACT:
An electrical insulating oil having excellent oxidation stability, thermal stability, corona resistance, corrosion resistance and, if desired, a particularly low pour point, which consists essentially of a blend of a refined oil (I) derived from a paraffin or mixed base crude oil, a refined oil (II) prepared from a lubricating oil fraction of a mineral oil, at least one arylalkane (III) such as an alkylbenzene, and, if desired, an essentially amorphous ethylene-propylene copolymer (IV).

REFERENCES:
patent: 2190918 (1940-02-01), Goethel et al.
patent: 3617473 (1971-11-01), Lipscomb
patent: 3627673 (1969-01-01), Sproule et al.
patent: 3932267 (1976-01-01), Lewis et al.
patent: 3953319 (1976-04-01), Chesluk et al.

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