Lg Innotek Co., Ltd.

Jong Soo Han

Seok Bae

Sang Won Lee

Jai Hoon Yeom

Jung Eun Lee

Young Jae Lee

Hee Jung Lee

Dong Hyeok Choi

A permanent magnet of an embodiment comprises: a base magnet represented by a-b-c (a includes a rare earth-based element, b includes a transition element, and c includes boron (B)); and a coating layer coated on a surface of the base magnet, wherein the coating layer comprises a compound containing a metal having magnetism, the compound including: a phosphor (P); and a metal belonging to the fourth period in the periodic table.

Permanent magnet, method for manufacturing same, and motor comprising same

A rare earth magnet and a motor including the same are provided. The rare earth magnet is based on an R&#x2014;Fe&#x2014;B alloy (R represents at least one rare-earth element comprising Y), wherein a plating layer of the element Co is formed on a surface of the rare earth magnet by an electroplating method.

Rare earth magnet and motor including the same

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Seoul, South Korea

Jong Soo Han