Patent ID: 11915854
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A wire coil component comprising:
a shaped article formed from a magnetic resin that contains a binder resin and a magnetic metal powder and having a thermal expansion coefficient of from 12 ppm/K to 16 ppm/K, from −55° C. to 150° C.;
an oxide coating covering at least part of a surface of the shaped article;
a wire wound around the shaped article; and
terminal electrodes to which ends of the wire are connected,
wherein the binder resin is an epoxy-containing resin, the epoxy-containing resin containing at least one selected from the group consisting of a bisphenol-A epoxy resin, a bisphenol-F epoxy resin, an epoxy polysiloxane, an alicyclic epoxy resin, and a tetrafunctional naphthalene-based epoxy resin, and
the oxide coating comprises a metal oxide with an organic chain chemically or covalently bonded thereto.