Soft magnetic iron-based powder, method for manufacturing the same, and method for manufacturing a soft magnetic composite

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United States of America Patent

PATENT NO 12125633
APP PUB NO 20240021362A1
SERIAL NO

18071180

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Abstract

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A soft magnetic iron-based powder has a composite insulating film and a method for manufacturing the same and a method for manufacturing a soft magnetic composite are provided. The soft magnetic iron-based powder may include: an iron-based core powder formed in a powder form; a first layer formed on a surface of the iron-based core powder and coated with an inorganic material containing phosphate; a second layer formed on a surface of the first layer, in which sodium silicate, mica fine particle and bismuth (III) oxide fine particle are distributed; and a third layer formed on the surface of the first or second layer whose surface is exposed, in which an organic lubricant and an inorganic lubricant are distributed.

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Patent Owner(s)

Patent OwnerAddress
HYUNDAI MOTOR COMPANY12 HEOLLEUNG-RO SEOCHO-GU SEOUL 06797
KIA CORPORATION12 HEOLLEUNG-RO SEOCHO-GU SEOUL 06797

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Shin Gyu Hwaseong-si, KR 17 42
Kwak, Hyung Seok Gunpo-si, KR 5 3
Lyu, Hyun Gon Hwaseong-si, KR 5 2
Yun, Joon Chul Incheon, KR 5 2

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