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US 2019/0164673 A1Published application
Magnet and motor using the same
AssigneeTDK Corporation
InventorNobuo TAKAGI
Life of this patent
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Abstract
The present invention aims to provide a novel magnet, whose surface's insulating property can be increased, and a motor using the same. The present invention provides a magnet comprising a magnet element containing a rare earth element R, a transition metal element T and boron B, and a phosphate layer including manganese-containing phosphate, wherein the phosphate layer is provided on the surface of the magnet element, and the thickness of the phosphate layer is 0.5 μm or more.
Claims5
A magnet comprising:
- a magnet element containing a rare earth element R, a transition metal element T and boron B;
- and
- a phosphate layer including manganese-containing phosphate;
- wherein the phosphate layer is provided on a surface of the magnet element, and
- a thickness of the phosphate layer is 0.5 μm or more.
2 more elements
Dependencies are inferred from the claim text.