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US 4,538,206 AGranted
Dielectric fluid for a capacitor
AssigneeEmhart Industries, Inc.
InventorVandos Shedigian
Life of this patent
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Abstract
Capacitance loss is reduced in metallized film capacitors by using a cycloaliphatic epoxide as a dielectric impregnant.
Claims3
In a metallized polypropylene film capacitor, a dielectric fluid consisting of a cycloaliphatic epoxide.
The dielectric fluid of claim 3, wherein said cycloaliphatic epoxide is 3,4-epoxycyclohexylmethyl-3,4-epoxycyclohexane carboxylate.
Dependencies are inferred from the claim text.