Catalyst for producing olefin having enhanced stability, conversion rate and selectivity, and preparation method thereof
AssigneesSK Gas Co., Ltd., Korea Research Institute of Chemical Technology
InventorsUng Gi Hong, Deuk Soo Park, Won Choon Choi
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Abstract
Disclosed are a catalyst for producing olefin and a preparation method thereof. The catalyst for producing olefin includes: a support including an alumina and a sub-support component; and a catalytic component comprising a metal component and an alkali metal impregnated on the support. The preparation method includes: providing a support comprising a sub-support component and an alumina; preparing pre-catalyst by dipping a metal component oxide in the support and calcining it; and dipping a metal component oxide and an alkali metal oxide in the pre-catalyst and calcining it.
Claims10
A catalyst for producing olefin comprising:
- a support including an alumina and a sub-support component;
- and a catalytic component consisting of a metal component and an alkali metal impregnated on the support,
- wherein the metal component is an oxide of a metal selected from the group consisting of chromium, vanadium, manganese, iron, cobalt, molybdenum, copper, zinc, cerium, nickel, and mixtures thereof,
- wherein the surface area of the catalyst is 80-300 m2/g, and the acidity of the alumina is not more than 0.5 μmol NH3/m2.
Dependencies are inferred from the claim text.