Kalsiumkarbonaattikantimet, -katalyytit ja niillä suoritettavat olefiinien dimerointimenetelmät

摘要

Catalyst supports, catalyst systems, methods for the preparation thereof, and dimerization process therewith are provided catalyst supports are extruded from a thick paste of potassium carbonate and water catalyst systems comprise at least one elemental alkali metal deposited on the catalyst support. Optionally, the catalyst system further comprises at least one promoter.