VARNISH FOR PARTIAL DISCHARGE RESISTANT ENAMELED WIRE AND PARTIAL DISCHARGE RESISTANT ENAMELED WIRE

摘要

A varnish for a partial discharge resistant enameled wire includes an insulating varnish, and an organosol including an inorganic fine particle comprising a metal oxide fine particle or a silicon oxide fine particle. The organosol is dispersed in the insulating varnish. The inorganic fine particle includes a hollow portion therein.