Magnetic semifluid composition and inductor

The invention discloses a magnetic semi-fluid composition and an inductor adopting the magnetic semi-fluid composition. The magnetic semi-fluid composition comprises the following components in percentage by mass: 85%-98% of soft magnetic powder subjected to surface treatment, 1%-15% of resin, 0.5%-...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG MENG, TONG RONG, LI SHICHENG, YUE FENGSHU, WU JIANFENG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a magnetic semi-fluid composition and an inductor adopting the magnetic semi-fluid composition. The magnetic semi-fluid composition comprises the following components in percentage by mass: 85%-98% of soft magnetic powder subjected to surface treatment, 1%-15% of resin, 0.5%-2% of a curing agent and 0.5%-5% of a dispersing agent. According to the specific embodiment, compared with a traditional magnetic semi-fluid, the magnetic semi-fluid composition is low in viscosity and high in flowability, and therefore the magnetic semi-fluid composition can be used for preparing the inductance magnetic core only by pouring and then curing, and die casting is not needed. Compared with a traditional scheme, die casting is not needed when the magnetic semifluid composition is used for preparing an inductance magnetic core, and the problems that an insulating layer on the surface of a soft magnetic material and/or a coil is damaged and the coil is broken due to the fact that high pressure is applied