US 12,351,469 B2
Oxynitride hydride, supported metal material containing oxynitride hydride, and catalyst for ammonia synthesis
Masaaki Kitano, Machida (JP); Hideo Hosono, Yamato (JP); Toshiharu Yokoyama, Yokohama (JP); and Jun Kujirai, Niigata (JP)
Assigned to JAPAN SCIENCE AND TECHNOLOGY AGENCY, Kawaguchi (JP)
Appl. No. 17/433,669
Filed by JAPAN SCIENCE AND TECHNOLOGY AGENCY, Kawaguchi (JP)
PCT Filed Feb. 26, 2020, PCT No. PCT/JP2020/007774
§ 371(c)(1), (2) Date Aug. 25, 2021,
PCT Pub. No. WO2020/175558, PCT Pub. Date Sep. 3, 2020.
Claims priority of application No. 2019-034878 (JP), filed on Feb. 27, 2019.
Prior Publication US 2022/0048782 A1, Feb. 17, 2022
Int. Cl. C01C 1/04 (2006.01); B01J 23/00 (2006.01); B01J 23/10 (2006.01); B01J 23/46 (2006.01); B01J 23/745 (2006.01); B01J 23/75 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01)
CPC C01C 1/0411 (2013.01) [B01J 23/002 (2013.01); B01J 23/10 (2013.01); B01J 23/462 (2013.01); B01J 23/745 (2013.01); B01J 23/75 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); C01P 2002/72 (2013.01); C01P 2002/84 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An oxynitride hydride represented by the following general formula (1a) or (1b),
ABO3-xNyHz  (1a)
AB2O4-xNyH  (1b)
wherein, in the general formula (1a), A is at least one kind selected from the group consisting of Ba and Sr; B is Ce; x represents a number represented by 0.2≤x≤2.0; y represents a number represented by 0.1≤y≤1.0; and z represents a number represented by 0.1≤z≤1.0, and
in the above general formula (1b), A is at least one kind selected from the group consisting of Ba and Sr; B is at least one kind selected from the group consisting of Ce, La and Y; x represents a number represented by 0.2≤x≤2.0; y represents a number represented by 0.1≤y≤ 1.0; and z represents a number represented by 0.1≤z≤1.0.