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US 10,118,873 B2Granted
Olefin oligomerizations using chemically-treated solid oxides
AssigneeChevron Phillips Chemical Company LP
InventorsQing Yang, Uriah J. Kilgore, Max P. McDaniel, Brooke L. Small, Kenneth D. Hope, Eduardo J. Baralt
Life of this patent
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Abstract
The present invention discloses processes for oligomerizing a monomer containing C3 to C30 olefins using a chemically-treated solid oxide, such as fluorided silica-coated alumina and fluorided-chlorided silica-coated alumina.
Claims14
A polyalphaolefin comprising hydrogenated dimers and trimers of 1-dodecene, wherein the polyalphaolefin has:
- a viscosity index greater than or equal to 110;
- a kinematic viscosity at −40° C. of less than or equal to 1750 cSt;
- and
- a weight ratio of C24:C36 saturated hydrocarbons in a range from 2:1 to 6:1.
1 more element
A polyalphaolefin comprising hydrogenated dimers and trimers of 1-decene, wherein the polyalphaolefin has:
- a viscosity index greater than or equal to 110;
- a kinematic viscosity at −40° C. of less than or equal to 1750 cSt;
- and
- a weight ratio of C20:C30 saturated hydrocarbons of greater than 2:1.
1 more element
Dependencies are inferred from the claim text.