发明名称 COMPOSITE MAGNETIC BODY, COIL-EMBEDDED MAGNETIC ELEMENT USING THE SAME AND MANUFACTURING METHOD FOR COIL-EMBEDDED MAGNETIC ELEMENT
摘要 PROBLEM TO BE SOLVED: To provide a composite magnetic body produced using iron-based metal magnetic powder in which voltage resistance can be enhanced, and to provide a coil-embedded magnetic element.SOLUTION: The composite magnetic body is composed of iron-based metal magnetic powder, an electric insulating material and thermosetting resin. When the relative permittivity of the electric insulating material is &egr;a, and the relative permittivity of the thermosetting resin is &egr;b, the following relation is satisfied: &egr;a<&egr;b.
申请公布号 JP2013222827(A) 申请公布日期 2013.10.28
申请号 JP20120093617 申请日期 2012.04.17
申请人 PANASONIC CORP 发明人 KOTANI JUNICHI;UEMATSU SHUSUKE
分类号 H01F1/26;H01F41/02 主分类号 H01F1/26
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