公开(公告)号：US20160276074A1

公开(公告)日：2016-09-22

申请号：US15072594

申请日：2016-03-17

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sung Jae LEE ,  Jung Wook SEO ,  Hiroyuki MATSUMOTO ,  Chul Min SIM ,  Jong Sik YOON ,  Jong Suk JUNG

IPC: H01F1/047 ,  B22F1/02 ,  C23D5/04 ,  H01F1/06

CPC classification number: C23D5/04 ,  B22F1/02 ,  C22C33/02 ,  H01F1/24 ,  H01F1/33

Abstract: A magnetic powder contains magnetic particles, a first coating layer disposed on surfaces of the magnetic particles and containing a first glass, and a second coating layer disposed on the first coating layer and containing a second glass different from the first glass. A method of manufacturing magnetic powder includes preparing magnetic particles, forming a first coating layer containing a first glass on surfaces of the magnetic particles, and forming a second coating layer containing a second glass different from the first glass on the first coating layer.

Abstract translation: 磁性粉末含有磁性粒子，设置在磁性粒子的表面上并且含有第一玻璃的第一被覆层和设置在第一被覆层上并且含有与第一玻璃不同的第二玻璃的第二被覆层。 制造磁粉的方法包括制备磁性颗粒，在磁性颗粒的表面上形成含有第一玻璃的第一涂层，以及在第一涂层上形成含有与第一玻璃不同的第二玻璃的第二涂层。

公开(公告)号：US20190100828A1

公开(公告)日：2019-04-04

申请号：US16008928

申请日：2018-06-14

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sang Kyun KWON ,  Han Wool RYU ,  Chang Ryul JUNG ,  Jong Ho CHUNG ,  Jong Suk JEONG ,  Chul Min SIM

IPC: C22C45/02 ,  C22C38/12 ,  C22C38/20 ,  C22C38/02 ,  C22C38/00 ,  H01F1/153

Abstract: An Fe-based nanocrystalline alloy is represented by Composition Formula, (Fe(1-a)M1a)100-b-c-d-e-gM2bBcPdCueM3g, where M1 is at least one element selected from Co and Ni, M2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, M3 is at least one element selected from the group consisting of C, Si, Al, Ga, and Ge, and 0≤a≤0.5, 2≤b≤3, 9≤c≤11, 1≤d≤2, 0.6≤e≤1.5, and 9≤g≤11.

公开(公告)号：US20230160047A1

公开(公告)日：2023-05-25

申请号：US18094666

申请日：2023-01-09

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sang Kyun KWON ,  Han Wool RYU ,  Chul Min SIM ,  Chang Hak CHOI ,  Jong Suk JEONG

IPC: C22C45/02 ,  C22C38/00 ,  C22C38/02 ,  C22C38/12 ,  C22C38/20 ,  H01F1/153 ,  H01F17/00 ,  H01F17/04 ,  H01F27/29

CPC classification number: C22C45/02 ,  C22C38/002 ,  C22C38/02 ,  C22C38/12 ,  C22C38/20 ,  H01F1/15308 ,  H01F17/0013 ,  H01F17/04 ,  H01F27/292 ,  H01F1/15333 ,  H01F2017/048 ,  C21D6/008

Abstract: An Fe-based nanocrystalline alloy is represented by Composition Formula, (Fe(1-a)M1a)100-b-c-d-e-gM2bBcPdCueM3g, where M1 is at least one element selected from the group consisting of Co and Ni, M2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, M3 is at least two elements selected from the group consisting of C, Si, Al, Ga, and Ge but necessarily includes C, and 0≤a≤0.5, 1.5

公开(公告)号：US20190024245A1

公开(公告)日：2019-01-24

申请号：US16139696

申请日：2018-09-24

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sung Jae LEE ,  Jung Wook SEO ,  Hiroyuki MATSUMOTO ,  Chul Min SIM ,  Jong Sik YOON ,  Jong Suk JUNG

IPC: C23D5/04 ,  H01F1/33 ,  H01F1/24 ,  B22F1/02

Abstract: A magnetic powder contains magnetic particles, a first coating layer disposed on surfaces of the magnetic particles and containing a first glass, and a second coating layer disposed on the first coating layer and containing a second glass different from the first glass. A method of manufacturing magnetic powder includes preparing magnetic particles, forming a first coating layer containing a first glass on surfaces of the magnetic particles, and forming a second coating layer containing a second glass different from the first glass on the first coating layer.

公开(公告)号：US20190055635A1

公开(公告)日：2019-02-21

申请号：US16011131

申请日：2018-06-18

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sang Kyun KWON ,  Han Wool RYU ,  Chul Min SIM ,  Chang Hak CHOI ,  Jong Suk JEONG

IPC: C22C45/02 ,  C22C38/12 ,  C22C38/20 ,  C22C38/02 ,  C22C38/00 ,  H01F1/153

Abstract: An Fe-based nanocrystalline alloy is represented by Composition Formula, (Fe(1-a)M1a)100-b-c-d-e-gM2bBcPdCueM3g, where M1 is at least one element selected from the group consisting of Co and Ni, M2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, M3 is at least two elements selected from the group consisting of C, Si, Al, Ga, and Ge but necessarily includes C, and 0≤a≤0.5, 1.5

公开(公告)号：US20160172098A1

公开(公告)日：2016-06-16

申请号：US14961414

申请日：2015-12-07

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jong Suk JEONG ,  Kang Heon HUR ,  Seong Jae LEE ,  Jung Wook SEO ,  Hiroyuki MATSUMOTO ,  Chul Min SIM ,  Jong Sik YOON

IPC: H01F27/28 ,  H01F27/02

Abstract: A chip electronic component includes a magnetic body including magnetic metal powder particles, an internal coil unit embedded in the magnetic body, and a cover unit disposed on at least one of upper and lower surfaces of the magnetic body and including a magnetic metal plate. The magnetic metal plate is cracked and includes a plurality of metal fragments.

Abstract translation: 芯片电子部件包括磁体，其包括磁性金属粉末颗粒，嵌入磁体内部的内部线圈单元，以及设置在磁性体的上表面和下表面中的至少一个上的盖单元，并且包括磁性金属板。 磁性金属板被破裂并包括多个金属碎片。