公开(公告)号：US20240347273A1

公开(公告)日：2024-10-17

申请号：US18756250

申请日：2024-06-27

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Tae Hyung KIM ,  Hee Sun CHUN ,  Hyo Ju LEE ,  Hyeg Soon AN ,  Hui Sun PARK ,  Jeong Wook SEO ,  Jin Woo KIM ,  Seok Hyun YOON

IPC: H01G4/12 ,  H01G4/232 ,  H01G4/248 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/232 ,  H01G4/248 ,  H01G4/30

Abstract: A ceramic electronic component includes: a body including an active portion, including a first dielectric layer and an internal electrode, and a margin portion disposed a side surface of the active portion and including a second dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. The first and second dielectric layers have different dielectric compositions. The first dielectric layer includes tin (Sn) and dysprosium (Dy). The second dielectric layer includes magnesium (Mg).

公开(公告)号：US20240178407A1

公开(公告)日：2024-05-30

申请号：US18215937

申请日：2023-06-29

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jaeseok YI ,  Jung Deok PARK ,  Jeong Suong YANG ,  Hyeg Soon AN ,  Su Beom PARK ,  Jung Hyun LEE ,  Byung Chul JANG ,  Shiwoo LEE

IPC: H01M4/90 ,  H01M4/88 ,  H01M8/1213

CPC classification number: H01M4/9033 ,  H01M4/8825 ,  H01M8/1213 ,  H01M2008/1293

Abstract: A manufacturing method of a solid oxide cell including a fuel electrode, an air electrode and an electrolyte disposed therebetween is disclosed. Forming at least one of the fuel electrode and the air electrode, includes forming a first paste including electron conductor particles and a first solvent, forming a second paste including ion conductor particles and a second solvent, forming a paste for an electrode layer by mixing the first paste and the second paste, and sintering the paste for the electrode layer.

公开(公告)号：US20240204304A1

公开(公告)日：2024-06-20

申请号：US18224712

申请日：2023-07-21

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Bon Seok KOO ,  Jeong Suong YANG ,  A Reum JUN ,  Hyeg Soon AN ,  Su Beom PARK ,  Jung Hyun LEE

IPC: H01M12/06 ,  H01M50/183

CPC classification number: H01M12/06 ,  H01M50/183 ,  H01M2300/0071

Abstract: A solid oxide cell includes a fuel electrode, an electrolyte including a base portion disposed on the fuel electrode, a dam portion disposed on the base portion, and a recess portion surrounded by the dam portion, and an air electrode disposed in the recess portion of the electrolyte, wherein a region in which the fuel electrode and the electrolyte overlap each other in a thickness direction of the electrolyte is greater than or equal to a region in which the air electrode and the electrolyte overlap each other.

公开(公告)号：US20240186534A1

公开(公告)日：2024-06-06

申请号：US18225307

申请日：2023-07-24

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Bon Seok KOO ,  Su Beom PARK ,  A Reum JUN ,  Hyeg Soon AN ,  Jung Hyun LEE

IPC: H01M4/90 ,  H01M8/12

CPC classification number: H01M4/905 ,  H01M8/12 ,  H01M2004/8684 ,  H01M2008/1293

Abstract: A solid oxide cell includes a fuel electrode, an air electrode, and an electrolyte disposed between the fuel electrode and the air electrode. The fuel electrode includes an electron conductive particle, and the electron conductive particle includes a body and a plurality of protrusions disposed on a surface of the body and having a shape that tapers from a boundary between the body and the protrusions in a direction toward away from the body.

公开(公告)号：US20230129325A1

公开(公告)日：2023-04-27

申请号：US17571753

申请日：2022-01-10

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun CHUN ,  Hui Sun PARK ,  Tae Hyung KIM ,  Jeong Wook SEO ,  Hyo Ju LEE ,  Hyeg Soon AN ,  Jin Woo KIM ,  Seok Hyun YOON

IPC: H01G4/12 ,  H01G4/30 ,  H01G4/012 ,  H01G4/008

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.

公开(公告)号：US20230335338A1

公开(公告)日：2023-10-19

申请号：US17899983

申请日：2022-08-31

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hyeg Soon AN ,  Hui Sun PARK ,  Jeong Wook SEO ,  Tae Hyung KIM ,  Hee Sun CHUN ,  Hyo Ju LEE ,  Jin Woo KIM ,  Seok Hyun YOON

IPC: H01G4/12 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/30

Abstract: A multilayer electronic component includes a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer, and an external electrode disposed on the body. The dielectric layer includes a BaTiO3-based base material main ingredient, a sub-ingredient including Dy, and an additive. The additive is one or more of Sm, Gd and Tb, and a content of the additive is 25 mol or more and less than 50 mol relative to 100 mol of Dy. The dielectric layer includes a plurality of dielectric grains. When an average grain size of the plurality of dielectric grains is represented by G, and an average thickness of the dielectric layer is represented by td, 1.75≤td/G≤2.23 is satisfied.

公开(公告)号：US20230130377A1

公开(公告)日：2023-04-27

申请号：US17570576

申请日：2022-01-07

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jeong Wook SEO ,  Hee Sun CHUN ,  Tae Hyung KIM ,  Hui Sun PARK ,  Hyeg Soon AN ,  Hyo Ju LEE ,  Jin Woo KIM ,  Seok Hyun YOON

IPC: H01G4/30 ,  H01G4/12 ,  H01G4/012 ,  H01G4/008

Abstract: A multilayer capacitor includes a body including a laminate structure in which at least one first internal electrode and at least one second internal electrode are alternately stacked in a first direction with at least one dielectric layer therebetween, and first and second external electrodes spaced apart on the body, to be connected to at least one first internal electrode and at least one second internal electrode, respectively. The body includes, in a larger molar content, at least one selected from the group consisting of Dy, Tb, Y, Sm, Ho, Gd, Er, Ce, La and Nd in a capacitance formation region including a region between at least one first internal electrode and at least one second internal electrode than in a margin region including a region between a boundary line of at least one first internal electrode and at least one second internal electrode and a surface of the body.

公开(公告)号：US20220230809A1

公开(公告)日：2022-07-21

申请号：US17499103

申请日：2021-10-12

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun CHUN ,  Hyoung Uk KIM ,  Jae Sung PARK ,  Hyeg Soon AN ,  Ku Tak LEE ,  Eun Ha JANG

IPC: H01G4/30 ,  H01G4/12 ,  H01G4/012 ,  C04B35/468

Abstract: A multilayer electronic component includes a body including a plurality of dielectric layers, side margin portions disposed on the body, and external electrodes disposed on the body. The reliability of the multilayer electronic component is improved by controlling the contents of Si for each position of the dielectric layer and the side margin portion.

公开(公告)号：US20240417866A1

公开(公告)日：2024-12-19

申请号：US18592304

申请日：2024-02-29

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： A Reum JUN ,  Bon Seok KOO ,  Su Beom PARK ,  Hyeg Soon AN ,  Jeong Suong YANG

IPC: C25B9/19 ,  H01M8/12 ,  H01M8/1213

Abstract: A solid oxide cell includes a fuel electrode, an air electrode, and an electrolyte disposed between the fuel electrode and the air electrode. A thickness direction of the electrolyte is a first direction and directions, perpendicular to the first direction and perpendicular to each other, are second and third directions, and the fuel electrode includes a pore array in which a plurality of pores are arranged in the second direction, and each of at least two adjacent pores, among the plurality of pores, has a width that is greater than or equal to a gap between the at least two adjacent pores.

公开(公告)号：US20230411076A1

公开(公告)日：2023-12-21

申请号：US18237555

申请日：2023-08-24

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun CHUN ,  Hui Sun PARK ,  Tae Hyung KIM ,  Jeong Wook SEO ,  Hyo Ju LEE ,  Hyeg Soon AN ,  Jin Woo KIM ,  Seok Hyun YOON

IPC: H01G4/12 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.