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US 11,942,249 B2Granted
Composite magnetic particle including metal magnetic particle
AssigneeTaiyo Yuden Co., Ltd.
InventorAtsushi Tanada
Life of this patent
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Abstract
A composite magnetic body according to one aspect of the present invention includes a first metal magnetic particle covered with a first resin portion made of a first resin material and a second metal magnetic particle having a smaller particle size than the first metal magnetic particle, where the second metal magnetic particle is bound to the first metal magnetic particle via a second resin portion made of a second resin material, the second resin material having a softening point higher than the first resin material.
Claims15
A composite magnetic particle comprising:
- a first metal magnetic particle covered with a first resin portion made of a first resin material;
- and
- a second metal magnetic particle having a smaller particle size than the first metal magnetic particle, the second metal magnetic particle being bound to the first metal magnetic particle via a second resin portion made of a second resin material, the second resin material having a softening point higher than the first resin material.
A composite magnetic particle comprising:
- a first metal magnetic particle covered with a first resin portion made of a first resin material;
- and
- a second metal magnetic particle having a smaller particle size than the first metal magnetic particle, the second metal magnetic particle being bound to the first metal magnetic particle via a second resin portion made of a second resin material,
- wherein the first resin portion accounts for 0.01 wt % to 10 wt % relative to the second resin portion of 100 wt %.
1 more element
Dependencies are inferred from the claim text.