Soft magnetic composite material
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United States of America Patent
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Jan 15, 2002
Grant Date -
N/A
app pub date -
Aug 24, 1999
filing date -
Feb 13, 1997
priority date (Note) -
Expired
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Abstract
A soft magnetic composite material obtained by dispersing a powdered magnetic material (A) composed of soft ferrite in a polymer (B), wherein the powdered magnetic material (A) is a powdered magnetic material of a random form obtained by grinding a sintered magnetic material, and the average particle size (d.sub.2) of the powdered magnetic material (A) is greater than the average crystal grain size (d.sub.1) of the sintered magnetic material by at least twice.
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