公开(公告)号：EP2422904A1

公开(公告)日：2012-02-29

申请号：EP10766871.7

申请日：2010-04-23

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei ,  MAKIURA, Rie

IPC: B22F9/24 ,  B22F1/00 ,  C22C5/04 ,  C22C5/06

CPC classification number: C22C5/02 ,  B22F1/0003 ,  B22F1/0018 ,  B22F9/00 ,  B22F9/24 ,  B82Y30/00 ,  C22C5/04 ,  C22C5/06 ,  Y10T428/12 ,  Y10T428/12014

Abstract: The alloy fine particles of the present invertion are fine particles of a solid solution alloy, in which a plurality of metal elements are mixed at the atomic level. The production method of the present invention is a method for producing alloy fine particles composed of a plurality of metal elements. This production method includes the steps of: (i) preparing a solution containing ions of the plurality of metal elements and a liquid containing a reducing agent; and (ii) mixing the solution with the liquid that has been heated.

公开(公告)号：EP2422904B1

公开(公告)日：2018-08-01

申请号：EP10766871.7

申请日：2010-04-23

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei ,  MAKIURA, Rie

IPC: B22F9/24 ,  B22F1/00 ,  C22C5/04 ,  C22C5/06 ,  B82Y30/00 ,  C22C5/02 ,  B22F9/00

CPC classification number: C22C5/02 ,  B22F1/0003 ,  B22F1/0018 ,  B22F9/00 ,  B22F9/24 ,  B82Y30/00 ,  C22C5/04 ,  C22C5/06 ,  Y10T428/12 ,  Y10T428/12014

Abstract: The alloy fine particles of the present invertion are fine particles of a solid solution alloy, in which a plurality of metal elements are mixed at the atomic level. The production method of the present invention is a method for producing alloy fine particles composed of a plurality of metal elements. This production method includes the steps of: (i) preparing a solution containing ions of the plurality of metal elements and a liquid containing a reducing agent; and (ii) mixing the solution with the liquid that has been heated.

公开(公告)号：EP2898945A1

公开(公告)日：2015-07-29

申请号：EP13838282.5

申请日：2013-09-18

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei ,  NAGAOKA, Katsutoshi ,  SATO, Katsutoshi ,  KUTUBI, Md. Shahajahan

IPC: B01J23/46 ,  B01D53/94 ,  B22F1/00 ,  B22F9/24 ,  C07C1/32 ,  C07C15/14 ,  C07B61/00

CPC classification number: B01J23/462 ,  B01D53/9418 ,  B01D53/945 ,  B01D2255/1023 ,  B01D2255/1026 ,  B01J23/63 ,  B01J35/0013 ,  B01J35/002 ,  B01J37/0009 ,  B01J37/0036 ,  B01J37/0063 ,  B01J37/0211 ,  B01J37/08 ,  B01J37/16 ,  B22F1/0018 ,  B22F9/24 ,  B82Y30/00 ,  C07B37/04 ,  C07C1/321 ,  C07C37/16 ,  C07C45/61 ,  C07C45/64 ,  C07C2523/44 ,  C07C2523/46 ,  C22C1/0466 ,  Y02A50/2324 ,  Y02A50/2325 ,  Y02T10/22 ,  C07C15/14

Abstract: The catalyst disclosed is a catalyst including palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution. The palladium-ruthenium alloy fine particles used in this catalyst can be produced by a production method including the step of maintaining a solution containing a protective agent, a reducing agent, a palladium compound or palladium ions, and a ruthenium compound or ruthenium ions at a temperature equal to or higher than a predetermined temperature.

Abstract translation: 所公开的催化剂是包含钯 - 钌合金微粒的催化剂，其中钯和钌形成固溶体。 在该催化剂中使用的钯 - 钌合金微粒可以通过包括以下步骤的制备方法来制备，所述方法包括：保持包含保护剂，还原剂，钯化合物或钯离子的溶液，以及钌化合物或钌离子 温度等于或高于预定温度。

公开(公告)号：EP2898945B1

公开(公告)日：2020-09-02

申请号：EP13838282.5

申请日：2013-09-18

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei ,  NAGAOKA, Katsutoshi ,  SATO, Katsutoshi ,  KUTUBI, Md. Shahajahan

IPC: B01J23/46 ,  B01D53/94 ,  B22F1/00 ,  B22F9/24 ,  C07C1/32 ,  C07C15/14 ,  C07B61/00 ,  B01J23/44 ,  B01J37/16 ,  B82Y30/00 ,  B01J35/00 ,  C07B37/04

公开(公告)号：EP2756899B1

公开(公告)日：2020-04-08

申请号：EP12832108.0

申请日：2012-09-13

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei

IPC: B22F9/24 ,  B01J23/46 ,  B01J37/08 ,  B01J37/16 ,  H01M4/88

公开(公告)号：EP2756899A1

公开(公告)日：2014-07-23

申请号：EP12832108.0

申请日：2012-09-13

Applicant: Japan Science and Technology Agency

Inventor： KITAGAWA, Hiroshi ,  KUSADA, Kohei

IPC: B22F9/24 ,  B01J23/46 ,  B01J37/08 ,  B01J37/16 ,  H01M4/88

CPC classification number: C30B7/14 ,  B01J23/462 ,  B01J35/0013 ,  B01J35/002 ,  B01J35/023 ,  B01J37/0045 ,  B01J37/0072 ,  B01J37/08 ,  B01J37/086 ,  B22F1/0018 ,  B22F1/0044 ,  B22F9/24 ,  B82Y30/00 ,  C22C5/04 ,  C30B29/02 ,  H01M4/92

Abstract: Disclosed are ruthenium nanoparticles having an essentially face-centered cubic structure. Disclosed is a method for producing ruthenium nanoparticles having an essentially face-centered cubic structure. This production method includes a step (i) of maintaining a solution containing ruthenium (III) acetylacetonate, polyvinylpyrrolidone, and triethylene glycol at a temperature of 180°C or higher.

Abstract translation: 本发明公开了具有基本上面心立方结构的钌纳米颗粒。 公开了一种用于生产具有实质上的面心立方结构的钌纳米颗粒的方法。 该生产方法包括：维护包含钌（III），乙酰丙酮，聚乙烯吡咯烷酮，和三甘醇在180℃或更高的温度下的溶液的步骤（i）。