Olefin oligomerizations using chemically-treated solid oxides

Patent metadata

Field	Value
Publication number	US-10118873-B2
Application number	US-201815860700-A
Country	US
Kind code	B2
Filing date	Jan 3, 2018
Priority date	Dec 22, 2015
Publication date	Nov 6, 2018
Grant date	Nov 6, 2018

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.

First claim

We claim:

1. 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 C 24 :C 36 saturated hydrocarbons in a range from 2:1 to 6:1.

2. The polyalphaolefin of claim 1 , wherein:
the viscosity index is in a range from 110 to 125; and
the kinematic viscosity at −40° C. is in a range from 1300 to 1700 cSt.

3. The polyalphaolefin of claim 2 , wherein the polyalphaolefin comprises at least 50 wt. % C 24 saturated hydrocarbons and the polyalphaolefin has a kinematic viscosity at 40° C. in a range from 9 to 18 cSt.

4. The polyalphaolefin of claim 1 , wherein:
the viscosity index is in a range from 110 to 150; and
the kinematic viscosity at −40° C. is in a range from 1200 to 1750 cSt.

5. The polyalphaolefin of claim 4 , wherein the polyalphaolefin comprises at least 75 wt. % C 24 saturated hydrocarbons and has a kinematic viscosity at 100° C. in a range from 1.8 to 12 cSt.

6. The polyalphaolefin of claim 1 , wherein:
the viscosity index is in a range from 112 to 150; and
the kinematic viscosity at −40° C. is in a range from 1350 to 1650 cSt.

7. The polyalphaolefin of claim 6 , wherein the polyalphaolefin comprises at least 85 wt. % C 24 saturated hydrocarbons and has a kinematic viscosity at 100° C. in a range from 1.8 to 10.4 cSt.

8. 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 C 20 :C 30 saturated hydrocarbons of greater than 2:1.

9. The polyalphaolefin of claim 8 , wherein:
the viscosity index is in a range from 110 to 125; and
the kinematic viscosity at −40° C. is in a range from 1300 to 1700 cSt.

10. The polyalphaolefin of claim 9 , wherein the polyalphaolefin comprises at least 50 wt. % C 20 saturated hydrocarbons and the polyalphaolefin has a kinematic viscosity at 40° C. in a range from 9 to 18 cSt.

11. The polyalphaolefin of claim 8 , wherein the polyalphaolefin comprises at least 75 wt. % C 20 saturated hydrocarbons and has a kinematic viscosity at 100° C. in a range from 1.8 to 12 cSt.

12. The polyalphaolefin of claim 11 , wherein:
the viscosity index is in a range from 110 to 150;
the kinematic viscosity at −40° C. is in a range from 1200 to 1750 cSt; and
the weight ratio of C 20 :C 30 saturated hydrocarbons is in a range from 2.5:1 to 5:1.

13. The polyalphaolefin of claim 8 , wherein:
the viscosity index is in a range from 112 to 150;
the kinematic viscosity at −40° C. is in a range from 1350 to 1650 cSt; and
the weight ratio of C 20 :C 30 saturated hydrocarbons is greater than 3:1.

14. The polyalphaolefin of claim 13 , wherein the polyalphaolefin comprises at least 85 wt. % C 20 saturated hydrocarbons and has a kinematic viscosity at 100° C. in a range from 1.8 to 10.4 cSt.

Assignees

• Chevron Phillips Chemical Co Lp

Inventors

• Yang Qing
• Kilgore Uriah J
• Mcdaniel Max P
• Small Brooke L
• Hope Kenneth D
• Baralt Eduardo J

Classifications

• C07C2527/10

  Chlorides · CPC title

• C07C2/10 Primary

  with metal oxides · CPC title

• C07C2527/06

  Halogens; Compounds thereof · CPC title

• C07C2527/12

  Fluorides · CPC title

• C07C2521/04

  Alumina · CPC title