Patent ID: 11883800
Assignee: NORTH CAROLINA STATE UNIVERSITY
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 0:
1. A core-shell redox catalyst for cyclic redox based oxidative dehydrogenation or oxidative cracking of a paraffin comprising an oxygen carrier core of a perovskite having an outer shell,
wherein
(a) the perovskite comprises La0.6Sr1.4FeO4 and the outer shell comprises LiFeO2;
(b) the perovskite comprises Sr3Fe2O7 and the outer shell comprises sodium tungstate;
(c) the perovskite comprises Sr3Fe2O7 and the outer shell comprises LiFeO2; or
(d) the perovskite comprises La0.6Sr1.4FeO4 and the outer shell comprises sodium tungstate;

wherein the outer shell and the oxygen carrier are present at a molar ratio of about 0.5 to 2.5.