Estolide and lubricant compositions that contain ene and Diels Alder compounds
Provided herein are compositions containing at least one estolide compound and at least one ene and/or Diels Alder compound. In certain embodiments, the addition of at least one ene and/or Diels Alder compound to an estolide-containing composition may improve the cold temperature, viscometric, and/or anti-wear properties of the composition.
1. A composition comprising
at least one estolide compound; and
at least one compound selected from
wherein R 7 and R 8 , independently for each occurrence, are selected from optionally substituted C 1 to C 20 alkyl that is saturated or unsaturated, and branched or unbranched, and wherein each dashed line independently represents a single bond or a double bond.
2. The composition according to claim 1 , wherein R 7 and R 8 are methyl.
3. The composition according to claim 1 , wherein R 7 and R 8 , independently for each occurrence, are selected from optionally substituted C 6 to C 12 alkyl that is saturated or unsaturated, and branched or unbranched.
4. The composition according to claim 3 , wherein R 7 and R 8 are 2-ethylhexyl.
5. The composition according to claim 1 , wherein R 7 and R 8 are unsubstituted.
6. The composition according to claim 5 , wherein R 7 and R 8 are saturated.
7. The composition according to claim 6 , wherein R 7 and R 8 are branched.
8. The composition according to claim 1 , wherein each dashed line represents a single bond.
9. The composition according to claim 1 , wherein the at least one estolide compound is selected from compounds of Formula V:
wherein
x is, independently for each occurrence, an integer selected from 0 to 20;
y is, independently for each occurrence, an integer selected from 0 to 20;
n is an integer selected from 0 to 8;
R 1 is an unsubstituted C 1 to C 22 alkyl that is saturated or unsaturated, and branched or unbranched; and
R 2 is an unsubstituted C 1 to C 22 alkyl that is saturated, and branched or unbranched,
wherein each fatty acid chain residue of said at least one estolide compound is unsubstituted.
10. The composition according to claim 9 , wherein R 1 is saturated.
11. The composition according to claim 10 , wherein x is, independently for each occurrence, an integer selected from 7 and 8.
12. The composition according to claim 11 , wherein y is, independently for each occurrence, an integer selected from 7 and 8.
13. The composition according to claim 9 , wherein R 7 and R 8 are unsubstituted.
14. The composition according to claim 13 , wherein R 7 and R 8 are saturated.
15. The composition according to claim 14 , wherein each dashed line represents a single bond.
16. The composition according to claim 15 , wherein R 1 is saturated.
17. A composition comprising
at least one estolide compound; and
at least one compound selected from
wherein R 9 and R 10 , independently for each occurrence, are selected from optionally substituted C 1 to C 20 alkyl that is saturated or unsaturated, and branched or unbranched, and wherein each dashed line independently represents a single bond or a double bond.
18. The composition according to claim 17 , wherein R 9 and R 10 are methyl.
19. The composition according to claim 17 , wherein R 9 and R 10 , independently for each occurrence, are selected from optionally substituted C 6 to C 12 alkyl that is saturated or unsaturated, and branched or unbranched.
20. The composition according to claim 17 , wherein R 9 and R 10 are unsubstituted.
21. The composition according to claim 20 , wherein R 9 and R 10 are saturated.
22. The composition according to claim 21 , wherein R 9 and R 10 are branched.
23. The composition according to claim 17 , wherein each dashed line represents a single bond.
24. The composition according to claim 17 , wherein the at least one estolide compound is selected from compounds of Formula V:
wherein
x is, independently for each occurrence, an integer selected from 0 to 20;
y is, independently for each occurrence, an integer selected from 0 to 20;
n is an integer selected from 0 to 8;
R 1 is an unsubstituted C 1 to C 22 alkyl that is saturated or unsaturated, and branched or unbranched; and
R 2 is an unsubstituted C 1 to C 22 alkyl that is saturated, and branched or unbranched,
wherein each fatty acid chain residue of said at least one estolide compound is unsubstituted.
25. The composition according to claim 24 , wherein R 1 is saturated.
26. The composition according to claim 25 , wherein x is, independently for each occurrence, an integer selected from 7 and 8.
27. The composition according to claim 26 , wherein y is, independently for each occurrence, an integer selected from 7 and 8.
28. The composition according to claim 24 , wherein R 7 and R 8 are unsubstituted.
29. The composition according to claim 28 , wherein R 7 and R 8 are saturated.
30. The composition according to claim 29 , wherein each dashed line represents a single bond.
31. The composition according to claim 30 , wherein R 1 is saturated.