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US 9,919,298 B2Granted
Catalyst compositions for selective dimerization of ethylene
AssigneeSaudi Basic Industries Corporation
InventorsRoland Schmidt, Mohammed H. Al-Hazmi, Mohammed F. Al-Anazi, DevRanjan J. Pradhan
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Abstract
A catalyst composition comprises an inert hydrocarbon solvent, having dissolved therein a titanate of the formula Ti(OR)4 wherein each R is the same or different, and is a hydrocarbon residue, and an organic aluminum compound, wherein a molar ratio of the organic aluminum compound and any alkene present in the catalyst composition is greater than one.
Claims18
A catalyst composition, comprising:
- an inert hydrocarbon solvent, having dissolved therein
- a titanate of the formula Ti(OR)4 wherein each R is the same or different, and is a hydrocarbon residue, and
- an organic aluminum compound;
- and
- a catalyst modifier selected from a silicate, a silazane, a fluorinated hydrocarbon, or a combination thereof;
- wherein a molar ratio of the organic aluminum compound to any alkene present in the catalyst composition is greater than one.
3 more elements
Dependencies are inferred from the claim text.