公开(公告)号：US12109620B2

公开(公告)日：2024-10-08

申请号：US16961174

申请日：2019-01-10

Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION ,  BIONANO HEALTH GUARD RESEARCH CENTER

Inventor： Jwa-Min Nam ,  Minho Kim ,  Sung Min Ko

IPC: B22F9/24 ,  B22F1/054 ,  B22F1/102 ,  B22F1/17 ,  B82Y5/00 ,  B82Y10/00 ,  B82Y30/00 ,  B82Y40/00

CPC classification number: B22F9/24 ,  B22F1/054 ,  B22F1/102 ,  B22F1/17 ,  B82Y5/00 ,  B82Y10/00 ,  B82Y30/00 ,  B82Y40/00

Abstract: The present invention relates to a method for preparing a core-gap-shell nanoparticle having an average height of 0.1 nm to 10 nm, in which a Raman-active material is disposed between a core and a shell, and more specifically, to a method for preparing a core-gap-shell nanoparticle, which comprises introducing a shell made of an alloy of a second metal and a third metal, on the core particles of the first metal, the surface of which is modified with a Raman-active material; selectively removing the second metal by treating with a second metal etchant, followed by dealloying; the core-gap-shell nanoparticle prepared by the above method comprising a Raman-active material disposed in the gap, and uses of the core-gap-shell nanoparticle for biosensing and/or bioimaging.

公开(公告)号：US20240326124A1

公开(公告)日：2024-10-03

申请号：US18580003

申请日：2022-07-12

Applicant: TAIYO NIPPON SANSO CORPORATION

Inventor： Katsunori TAKADA ,  Naoya YAMAWAKI ,  Hiroshi IGARASHI ,  Noboru SUZUKI

IPC: B22F1/0545 ,  B22F1/102 ,  B22F9/20

CPC classification number: B22F1/0545 ,  B22F1/102 ,  B22F9/20 ,  B22F2301/10 ,  B22F2302/25 ,  B22F2302/45 ,  B22F2304/054

Abstract: The present invention provides composite copper nanoparticles that have high dispersibility in organic solvents, have little thermal shrinkage even when sintered at 300° C. or higher, and can form smooth electrode films. The present invention provides composite copper nanoparticles in which the surface of the copper nanoparticles is modified with a silane coupling agent, wherein the copper nanoparticles have a film containing cuprous oxide and copper carbonate on at least a part of the surface, wherein when the entire composite copper nanoparticles are taken as 100% by mass, a mass carbon concentration is 0.5 to 1.5% by mass, wherein a mass carbon concentration caused by the silane coupling agent in the mass carbon concentration is 0.5 to 1.2% by mass, and wherein when a total mass of the composite copper nanoparticles is 100% by mass, a mass silicon concentration is in a range from 0.05 to 0.11% by mas

公开(公告)号：US12103081B2

公开(公告)日：2024-10-01

申请号：US17983270

申请日：2022-11-08

Applicant: Alps Alpine Co., Ltd.

Inventor： Kinshiro Takadate ,  Hisato Koshiba ,  Shokan Yamashita

IPC: H01F3/08 ,  B22F1/00 ,  B22F1/052 ,  B22F1/06 ,  B22F1/08 ,  B22F1/102 ,  B22F3/00 ,  B22F3/02 ,  C22C45/02 ,  H01F1/153 ,  H01F1/22 ,  H01F1/26 ,  H01F17/06 ,  H01F41/02

CPC classification number: B22F3/00 ,  B22F1/00 ,  B22F1/052 ,  B22F1/06 ,  B22F1/08 ,  B22F1/09 ,  B22F1/102 ,  B22F3/02 ,  C22C45/02 ,  H01F1/153 ,  H01F1/15375 ,  H01F1/22 ,  H01F1/26 ,  H01F3/08 ,  H01F17/06 ,  H01F41/0246 ,  B22F2999/00 ,  H01F17/062 ,  B22F2999/00 ,  B22F1/06 ,  C22C2200/02 ,  C22C2200/00 ,  C22C2202/02

Abstract: A dust core contains a powder of a crystalline magnetic material powder and a powder of an amorphous magnetic material. The sum of the content of the crystalline magnetic material powder and the content of the amorphous magnetic material powder is 83 mass percent or more. The mass ratio of the content of the crystalline magnetic material powder to the sum of the content of the crystalline magnetic material powder and the content of the amorphous magnetic material powder is 20 mass percent or less. The median diameter D50a of the amorphous magnetic material powder is greater than or equal to the median diameter D50c of the crystalline magnetic material powder. A 10% cumulative diameter D10a in a volume-based cumulative particle size distribution of the amorphous magnetic material powder is 9.5 μm or less.

公开(公告)号：US20240316630A1

公开(公告)日：2024-09-26

申请号：US18612197

申请日：2024-03-21

Applicant: SEIKO EPSON CORPORATION

Inventor： Yasutaka MATSUMOTO

IPC: B22F1/16 ,  B22F1/05 ,  B22F1/102 ,  B22F1/103 ,  B22F1/142 ,  B22F1/145 ,  B33Y70/00 ,  C23C16/40 ,  C23C16/44 ,  C23C16/455

CPC classification number: B22F1/16 ,  B22F1/05 ,  B22F1/102 ,  B22F1/103 ,  B22F1/142 ,  B22F1/145 ,  B33Y70/00 ,  C23C16/401 ,  C23C16/4417 ,  C23C16/45555 ,  B22F2301/35 ,  B22F2302/25 ,  B22F2304/10 ,  B22F2998/10

Abstract: An additive manufacturing powder used for producing an additively manufactured body to be formed into a metal sintered body by sintering includes: a modeling particle containing a metal material; and a coating film provided at a surface of the modeling particle and containing a compound derived from a coupling agent containing a hydrophobic functional group. When elemental analysis by X-ray photoelectron spectroscopy (XPS) is performed on the surface of the modeling particle, a Si content is 15 atomic % or more and 40 atomic % or less.

公开(公告)号：US12073989B2

公开(公告)日：2024-08-27

申请号：US17248203

申请日：2021-01-14

Applicant: SEIKO EPSON CORPORATION

Inventor： Yasutaka Matsumoto

IPC: H01F41/02 ,  B22F1/08 ,  B22F1/102 ,  B22F1/14 ,  B22F1/16 ,  B22F3/16 ,  H01F1/22

CPC classification number: H01F41/0246 ,  B22F1/08 ,  B22F1/102 ,  B22F1/14 ,  B22F1/16 ,  B22F3/16 ,  H01F1/22 ,  B22F2201/03 ,  B22F2202/01 ,  B22F2202/11 ,  B22F2202/13 ,  B22F2999/00 ,  B22F1/102 ,  B22F1/08 ,  C22C33/02 ,  C22C2202/02 ,  B22F2999/00 ,  B22F1/16 ,  B22F1/08 ,  C22C33/02 ,  C22C2202/02

Abstract: A method for producing a powder magnetic core includes applying energy to a surface of a soft magnetic powder coated with an insulator, exposing the soft magnetic powder to an atmosphere having an atmospheric pressure dew point of −30° C. or higher and 15° C. or lower, and forming a molded body by pressing the soft magnetic powder at 20 MPa or more and 400 MPa or less.

公开(公告)号：US12064898B2

公开(公告)日：2024-08-20

申请号：US16485823

申请日：2018-02-09

Applicant: Höganäs AB (Publ)

Inventor： Sofia Nilsson ,  Ragnar Ferrand Drake Del Castillo ,  Åsa Ahlin

IPC: B22F1/102 ,  B22F10/10 ,  B28B1/00 ,  B33Y10/00 ,  B33Y70/00 ,  C09D11/037 ,  C09D11/106 ,  C09D11/322

CPC classification number: B28B1/001 ,  B22F1/102 ,  B22F10/10 ,  B33Y10/00 ,  B33Y70/00 ,  C09D11/037 ,  C09D11/106 ,  C09D11/322 ,  C01P2004/51 ,  C01P2004/61 ,  Y10T428/2998

Abstract: Particles each having a sinterable core and a polymeric coating on at least a part of the core, wherein the polymeric coating includes a polymer that can be removed via decomposition by heat, catalytically or by solvent treatment, and wherein the polymeric coating is present in an amount of 0.10 to 3.00% by weight, relative to the total weight of the particles, as well as the use of these particles in an additive manufacturing process such as a powder bed and inkjet head 3D printing process. The particles and the process are able to provide a green part having improved strength and are thus suitable for the production of delicate structures which require a high green strength in order to minimize the risk of structural damage during green part handling.

公开(公告)号：US20240271251A1

公开(公告)日：2024-08-15

申请号：US18643610

申请日：2024-04-23

Applicant: Moselle Technologies, LLC

Inventor： Robert L. Albright ,  Stanley M. Meyer

IPC: C22B26/12 ,  B22F1/05 ,  B22F1/102 ,  B82Y30/00 ,  B82Y40/00 ,  C22B3/24

CPC classification number: C22B26/12 ,  B22F1/05 ,  B22F1/102 ,  C22B3/24 ,  B82Y30/00 ,  B82Y40/00

Abstract: The present disclosure relates, according to some embodiments, to a method for recovery of lithium ions from a lithium-ion containing liquid, the method comprising the steps of coating a nanoparticle with a styrene monomer; polymerizing the styrene monomer to form a polystyrene-coated nanoparticle; attaching a dibenzo-12-crown-4-ether to the polystyrene-coated nanoparticle to form a lithium adsorbing medium; exposing the lithium ion-containing liquid to the lithium adsorbing medium to form a lithium-rich adsorbing medium; and extracting the lithium ion from the lithium-rich adsorbing medium.

公开(公告)号：US20240238911A1

公开(公告)日：2024-07-18

申请号：US18512534

申请日：2023-11-17

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Yi-Chi YANG ,  Jyh-Long JENG

IPC: B23K35/02 ,  B22F1/052 ,  B22F1/102 ,  B22F1/103 ,  B22F3/10 ,  H01B1/22

CPC classification number: B23K35/025 ,  B22F1/052 ,  B22F1/102 ,  B22F1/103 ,  B22F3/10 ,  H01B1/22 ,  B22F2301/255 ,  B22F2302/45 ,  B22F2304/10 ,  B22F2999/00

Abstract: A conductive composition, conductive layer and electronic device employing the same are provided. The conductive composition includes 3-7 parts by weight of a component (A) and 93-97 parts by weight of a component (B). The component (A) is an epoxy compound, wherein the epoxy compound is a compound having at least one glycidyloxycarbonyl group. The component (B) includes a first metal particle, wherein the first metal particle has a particle size distribution D90 that is less than or equal to 1 μm. The total weight of the component (A) and component (B) is 100 parts by weight.

公开(公告)号：US12037668B2

公开(公告)日：2024-07-16

申请号：US17379666

申请日：2021-07-19

Applicant: Alps Alpine Co., Ltd.

Inventor： Akio Hanada ,  Koichi Fujita ,  Seiichi Abiko ,  Hisato Koshiba

IPC: C22C45/02 ,  B22F1/08 ,  B22F1/102 ,  B22F1/16 ,  B22F3/00 ,  B22F3/02 ,  B22F3/24 ,  H01F1/153 ,  H01F1/22 ,  H01F1/33 ,  H01F27/255 ,  H01F41/02

CPC classification number: C22C45/02 ,  B22F1/08 ,  B22F1/102 ,  B22F1/16 ,  B22F3/00 ,  B22F3/02 ,  B22F3/24 ,  H01F1/15308 ,  H01F1/22 ,  H01F1/33 ,  H01F27/255 ,  H01F41/0246 ,  B22F2003/248 ,  B22F2301/35 ,  B22F2998/10 ,  B22F2999/00 ,  B22F1/16 ,  C22C2200/02 ,  B22F2207/07

Abstract: A powder magnetic core containing a magnetic particle of an Fe-based Cr-containing amorphous alloy and an organic binding substance is provided as a powder magnetic core with a small loss and high initial permeability. The depth profile of the composition determined from the surface of the magnetic particle in the powder magnetic core has the following characteristics. (1) An oxygen-containing region with an O/Fe ratio of 0.1 or more can be defined from the surface of the magnetic particle, and the oxygen-containing region has a depth of 35 nm or less from the surface. (2) A carbon-containing region with a C/O ratio of 1 or more can be defined from the surface of the magnetic particle, and the carbon-containing region has a depth of 5 nm or less from the surface. (3) The oxygen-containing region has a Cr-concentrated portion with a bulk Cr ratio of more than 1.

公开(公告)号：US11998977B2

公开(公告)日：2024-06-04

申请号：US16499484

申请日：2018-03-15

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Vladek Kasperchik ,  James McKinnell ,  Mohammed S. Shaarawi ,  Michael G. Monroe ,  Jason Hower

IPC: B22F1/10 ,  B22F1/05 ,  B22F1/102 ,  B22F1/16 ,  B22F10/10 ,  B22F10/14 ,  B22F10/28 ,  B22F10/73 ,  B29C64/165 ,  B33Y10/00 ,  B33Y40/10 ,  B33Y70/10 ,  B82Y30/00 ,  C08F2/22 ,  C08F212/08 ,  C08F220/14 ,  C08K3/11 ,  C09D11/037 ,  C09D11/322 ,  C09D11/38

CPC classification number: B22F1/10 ,  B22F1/05 ,  B22F1/102 ,  B22F1/16 ,  B22F10/10 ,  B22F10/14 ,  B22F10/73 ,  B29C64/165 ,  B33Y10/00 ,  B33Y40/10 ,  B33Y70/10 ,  C08F2/22 ,  C08F212/08 ,  C08F220/14 ,  C08K3/11 ,  C09D11/037 ,  C09D11/322 ,  C09D11/38 ,  B22F10/28 ,  B22F2304/10 ,  B22F2998/10 ,  B82Y30/00 ,  B22F2998/10 ,  B22F10/14 ,  B22F3/1021 ,  B22F2998/10 ,  B22F10/14 ,  B22F3/10

Abstract: An example of a composition includes a host metal present in an amount ranging from about 95.00 weight percent to about 99.99 weight percent, based on a total weight of the composition. A flow additive is also present in an amount ranging from about 0.01 weight percent to about 5.00 weight percent, based on the total weight of the composition. The flow additive consists of an organic material that is pyrolyzable at a pyrolysis temperature that is less than a sintering temperature of the host metal. The composition is spreadable, having a Hausner Ratio less than 1.25.