	US 12,226,757 B2
	Ammoxidation catalyst for propylene, manufacturing method of the same catalyst, ammoxidation method using the same catalyst
Ji Yeon Kim, Daejeon (KR); Kyungyeon Kang, Daejeon (KR); and Jun Seon Choi, Daejeon (KR)
Assigned to LG CHEM, LTD., Seoul (KR)
Appl. No. 17/291,558
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Sep. 25, 2020, PCT No. PCT/KR2020/013099 § 371(c)(1), (2) Date May 5, 2021, PCT Pub. No. WO2021/066411, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 10-2019-0121172 (KR), filed on Sep. 30, 2019; and application No. 10-2020-0124245 (KR), filed on Sep. 24, 2020.
Prior Publication US 2022/0001361 A1, Jan. 6, 2022
Int. Cl. B01J 21/08 (2006.01); B01J 23/00 (2006.01); B01J 23/02 (2006.01); B01J 23/04 (2006.01); B01J 23/18 (2006.01); B01J 23/22 (2006.01); B01J 23/26 (2006.01); B01J 23/28 (2006.01); B01J 23/30 (2006.01); B01J 23/31 (2006.01); B01J 23/34 (2006.01); B01J 23/74 (2006.01); B01J 23/745 (2006.01); B01J 23/75 (2006.01); B01J 23/755 (2006.01); B01J 23/78 (2006.01); B01J 23/84 (2006.01); B01J 23/843 (2006.01); B01J 23/847 (2006.01); B01J 23/85 (2006.01); B01J 23/88 (2006.01); B01J 23/881 (2006.01); B01J 23/887 (2006.01); B01J 35/10 (2006.01); B01J 35/30 (2024.01); B01J 35/61 (2024.01); B01J 35/63 (2024.01); B01J 37/02 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01)

CPC B01J 23/8872 (2013.01) [B01J 23/002 (2013.01); B01J 35/397 (2024.01); B01J 35/613 (2024.01); B01J 35/615 (2024.01); B01J 35/633 (2024.01); B01J 35/635 (2024.01); B01J 35/638 (2024.01); B01J 37/0201 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01)]

20 Claims

1. An ammoxidation catalyst for propylene comprising metal oxide represented by Chemical Formula 1,

wherein a first peak having intensity of A appears in the 2θ range of 26.3±0.5°, and a second peak having intensity of B appears in the 2θ range of 28.3±0.5° in X ray diffraction analysis by CuKα, and

an intensity ratio (A/B) of the first peak to the second peak is 1.5 or more:

Mo_xBi_aFe_bA_cB_dC_eD_fO_y Chemical Formula 1

wherein in Chemical Formula 1,

A and B are different from each other, and each independently, are one or more elements of Ni, Mn, Co, Zn, Mg, Ca, and Ba,

C is one or more elements of Li, Na, K, Rb, and Cs,

D is one or more elements of Cr, W, B, Al, Ca, and V,

a to f, x, and y are respectively mole fractions of each atom or atomic group,

a is 0.1 to 7, b is 0.1 to 7, provided that the sum of a and b is 0.1 to 7,

c is 0.1 to 10, d is 0.01 to 5, e is 0.1 to 10, f is 0 to 10,

x is 11 to 14, y is a value determined by each oxidation number of Mo, Bi, Fe, A, B, C, and D.