US 11,998,897 B2
Molybdenum-vanadium-iron- and/or molybdenum-vanadium-aluminium-based oxidative dehydrogenation catalyst materials
Vasily Simanzhenkov, Calgary (CA); Yoonhee Kim, Calgary (CA); Xiaoliang Gao, Calgary (CA); David Sullivan, Calgary (CA); Marie Barnes, Calgary (CA); and Elena Sebastiao, Calgary (CA)
Assigned to NOVA Chemicals (International) S.A., Fribourg (CH)
Appl. No. 17/634,037
Filed by NOVA Chemicals (International) S.A., Fribourg (CH)
PCT Filed Sep. 2, 2020, PCT No. PCT/IB2020/058178
§ 371(c)(1), (2) Date Feb. 9, 2022,
PCT Pub. No. WO2021/044316, PCT Pub. Date Mar. 11, 2021.
Claims priority of provisional application 62/970,378, filed on Feb. 5, 2020.
Claims priority of provisional application 62/895,536, filed on Sep. 4, 2019.
Prior Publication US 2022/0305467 A1, Sep. 29, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B01J 23/881 (2006.01); B01J 23/887 (2006.01); C07C 5/48 (2006.01)
CPC B01J 23/881 (2013.01) [B01J 23/8877 (2013.01); C07C 5/48 (2013.01); B01J 2523/31 (2013.01); B01J 2523/55 (2013.01); B01J 2523/68 (2013.01); B01J 2523/842 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A catalyst material, comprising:
molybdenum;
vanadium;
oxygen; and
aluminum,
wherein:
a molar ratio of molybdenum to vanadium is from 1:0.1 to 1:0.50;
a molar ratio of molybdenum to aluminum is from 1:1.5 to 1:6.5; and
O is present at least in an amount to satisfy the valency of any present metal oxides, wherein the catalyst material does not include niobium or tellurium.