公开(公告)号：US20180190416A1

公开(公告)日：2018-07-05

申请号：US15395577

申请日：2016-12-30

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chun-Pin WU ,  Mean-Jue TUNG ,  Wen-Song KO

IPC: H01F1/16 ,  H01F17/00 ,  H01F1/147 ,  H01F41/04 ,  H01F1/37 ,  H01F27/28 ,  H01B1/20

CPC classification number: H01B1/20 ,  H01F1/33 ,  H01F17/0013 ,  H01F27/2804 ,  H01F41/0246 ,  H01F41/046

Abstract: A magnetic material is provided. The magnetic material includes a core portion consisting of above 99 wt % of Fe, based on the total weight of the core portion. An alloy layer including a FeM alloy is disposed on the surface of the core portion, wherein M is Cr, Si, Al, Ti, Zr, or a combination thereof. An oxide layer including M and an oxide of M is disposed on the surface of the alloy layer. A magnetic component is also provided. The magnetic component includes a sintered product of the magnetic material and a metal.

公开(公告)号：US20230225096A1

公开(公告)日：2023-07-13

申请号：US18148003

申请日：2022-12-29

Applicant: Industrial Technology Research Institute

Inventor： Chun-Pin WU ,  Mean-Jue TUNG ,  Shi-Yuan TONG ,  Wen-Song KO ,  Yu-Ting HUANG

IPC: H05K9/00

CPC classification number: H05K9/0083 ,  H05K9/0088

Abstract: The present disclosure provides an electromagnetic wave absorbing material, including a core containing iron oxide having a first thermal expansion coefficient; and a shell layer covering the core, which has a second thermal expansion coefficient less than the first thermal expansion coefficient, and the shell layer contains an inorganic compound selected from a group consisting of oxides, nitrides or any combination thereof. The present disclosure further provides a composite structure for suppressing electromagnetic interference including the electromagnetic wave absorbing material as claimed.