Patents Assigned to HITACHI MAGNET WIRE CORPORATION
  • PARTIAL-DISCHARGE-RESISTANT INSULATING VARNISH, INSULATED WIRE AND METHOD OF MAKING THE SAME
    Publication number: 20130236638
    Abstract: A partial-discharge-resistant insulating varnish has a polyamide-imide enamel varnish and an organo-silica sol that are dispersed in a solvent. The solvent has 50 to 100% by weight of ?-butyrolactone. An insulated wire has a conductor, and a partial-discharge-resistant insulation coating film formed on the surface of the conductor. The partial-discharge-resistant insulation coating film is made of the partial-discharge-resistant insulating varnish.
    Type: Application
    Filed: April 30, 2013
    Publication date: September 12, 2013
    Applicant: HITACHI MAGNET WIRE CORPORATION
    Inventors: Hideyuki KIKUCHI, Yuzo Yukimori