The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 22, 2024
Filed:
Nov. 29, 2022
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Shin Gyu Kim, Hwaseong-si, KR;
Hyung Seok Kwak, Gunpo-si, KR;
Hyun Gon Lyu, Hwaseong-si, KR;
Joon Chul Yun, Incheon, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA CORPORATION, Seoul, KR;
Abstract
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.