公开(公告)号：US20230347320A1

公开(公告)日：2023-11-02

申请号：US17796478

申请日：2021-01-29

Applicant: Japan Science and Technology Agency

Inventor： Katsutoshi Nagaoka ,  Yuta Ogura ,  Katsutoshi Sato ,  Shin-ichiro Miyahara

IPC: B01J23/04 ,  B01J23/02 ,  B01J23/75 ,  B01J23/46 ,  B01J23/745 ,  B01J23/755 ,  B01J37/08 ,  B01J37/02 ,  C01C1/04

CPC classification number: B01J23/04 ,  B01J23/02 ,  B01J23/75 ,  B01J23/462 ,  B01J23/745 ,  B01J23/755 ,  B01J37/088 ,  B01J37/024 ,  B01J37/0205 ,  C01C1/0411

Abstract: A composite oxide including an oxide of a metal element L and an oxide of a metal element N, and represented by a composition of general formula LnN1-n, wherein the metal element L is a Group 1 element, a Group 2 element, or a Group 1 element and a Group 2 element, the metal element N comprises a Group 1 or Group 2 element other than the metal element L, n is 0.001 or more and 0.300 or less, the oxide of the metal element L and the oxide of the metal element N form no solid solution, and oxide particles of the metal element L are deposited on surfaces of oxide particles of the metal element N. Also, a metal-carrier material and an ammonia synthesis catalyst having, supported on this composite oxide, particles of at least one metal M selected from the group consisting of cobalt, iron, and nickel.

公开(公告)号：US20200247682A1

公开(公告)日：2020-08-06

申请号：US16648951

申请日：2018-09-18

Applicant: Japan Science and Technology Agency

Inventor： Katsutoshi Nagaoka ,  Yuta Ogura ,  Katsutoshi Sato

IPC: C01F17/241 ,  C01F17/32 ,  C01G25/00 ,  C01C1/04 ,  B01J23/10 ,  B01J23/46 ,  B01J23/75 ,  B01J37/04 ,  B01J37/08 ,  B01J37/16

Abstract: A composite having a composition expressed by AnXyMm wherein, A represents a lanthanoid that is in a trivalent state at least partially or entirely, X represents an element that is a Group-2 element in the periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A, M represents an element that is a Group-1 element in the periodic table, a Group-2 element selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A and X, n satisfies 0

公开(公告)号：US20240116770A1

公开(公告)日：2024-04-11

申请号：US18526881

申请日：2023-12-01

Applicant: Japan Science and Technology Agency

Inventor： Katsutoshi Nagaoka ,  Yuta Ogura ,  Katsutoshi Sato

IPC: C01F17/241 ,  B01J23/10 ,  B01J23/46 ,  B01J23/75 ,  B01J37/04 ,  B01J37/08 ,  B01J37/16 ,  C01C1/04 ,  C01F17/229 ,  C01F17/32 ,  C01G25/00

CPC classification number: C01F17/241 ,  B01J23/10 ,  B01J23/462 ,  B01J23/75 ,  B01J37/04 ,  B01J37/088 ,  B01J37/16 ,  C01C1/0411 ,  C01F17/229 ,  C01F17/32 ,  C01G25/006 ,  C01P2002/01 ,  C01P2002/90

Abstract: A metal-supported material including a transition metal excluding Group 4 elements supported on a binary composite oxide. The composite oxide includes a metal element expressed by AnXy, where A represents a lanthanoid that is in a partially or entirely trivalent state, X represents an element that is a Group-2 element in a periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid, and that is different from A, n satisfies 0

公开(公告)号：US11866342B2

公开(公告)日：2024-01-09

申请号：US16648951

申请日：2018-09-18

Applicant: Japan Science and Technology Agency

Inventor： Katsutoshi Nagaoka ,  Yuta Ogura ,  Katsutoshi Sato

IPC: C01F17/241 ,  C01F17/32 ,  B01J23/10 ,  B01J23/46 ,  B01J23/75 ,  B01J37/04 ,  B01J37/08 ,  B01J37/16 ,  C01C1/04 ,  C01G25/00 ,  C01F17/229

CPC classification number: C01F17/241 ,  B01J23/10 ,  B01J23/462 ,  B01J23/75 ,  B01J37/04 ,  B01J37/088 ,  B01J37/16 ,  C01C1/0411 ,  C01F17/229 ,  C01F17/32 ,  C01G25/006 ,  C01P2002/01 ,  C01P2002/90

Abstract: A composite having a composition expressed by AnXyMm wherein, A represents a lanthanoid that is in a trivalent state at least partially or entirely, X represents an element that is a Group-2 element in the periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A, M represents an element that is a Group-1 element in the periodic table, a Group-2 element selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A and X, n satisfies 0

公开(公告)号：US20210246041A1

公开(公告)日：2021-08-12

申请号：US17053436

申请日：2019-05-07

Applicant: Japan Science and Technology Agency

Inventor： Katsutoshi Nagaoka ,  Yuta Ogura ,  Katsutoshi Sato

IPC: C01C1/04 ,  B01J23/63 ,  B01J23/10 ,  B01J23/83 ,  B01J23/00 ,  B01J23/58 ,  B01J21/10 ,  B01J37/02 ,  B01J37/08 ,  B01J37/18 ,  B01J37/00 ,  C01F17/241 ,  C01F17/32 ,  B01J37/04 ,  B01J35/02

Abstract: A composite oxide including a metal element represented by the composition of general formula: AnXy, represents an element selected from the group consisting of Sc, Y, and a trivalent lanthanoid; X represents an element selected from the group consisting of Ca, Sr, and Ba; n is 0