Non-coordinating anion activators containing a cation with long chain alkoxy functionalization
Activators may comprise compounds represented by the Formula [Ar(EHR 1 R 2 )(OR 3 )]d+[M k+ Q n ] d , wherein: Ar is an aryl group; E is nitrogen or phosphorous; R 1 is a C 1 -C 30 , optionally substituted, linear alkyl group; R 2 is a C 1 -C 30 , optionally substituted, linear alkyl group; R 3 is a C 10 -C 30 , optionally substituted, linear alkyl group; M is an element selected from group 13 of the Periodic Table of the Elements; d is 1, 2 or 3; k is 1, 2, or 3; n is 1, 2, 3, 4, 5, or 6; n−k=d; and each Q is independently hydride, bridged or unbridged dialkylamido, halide, alkoxide, aryloxide, hydrocarbyl, substituted hydrocarbyl, halocarbyl, substituted halocarbyl, or halosubstituted-hydrocarbyl radical. Catalysts systems may comprise these activators and methods of preparing polyolefins may use these catalysts systems.
1 . A compound represented by Formula (I):
[Ar(EHR 1 R 2 ) (OR 3 )] d + [M k+ Q n ] d− (I)
wherein:
Ar is a phenyl group;
E is nitrogen or phosphorous;
R 1 is a C 1 -C 30 , unsubstituted linear alkyl group;
R 2 is a C 1 -C 30 , unsubstituted linear alkyl group;
R 3 is a C 10 -C 30 , unsubstituted linear alkyl group;
M is boron or aluminum;
d is 1, 2 or 3; k is 1, 2, or 3; n is 2, 3, 4, 5, or 6; n-k=d; and
each Q is a perfluorophenyl, a perchlorophenyl, a perfluoronapthyl, or a perchloronapthyl.
2 . The compound of claim 1 , wherein R 1 is a C 1 to C 10 linear alkyl group.
3 . The compound of claim 1 , wherein R 1 is methyl, ethyl, propyl, butyl, pentyl, or hexyl.
4 . The compound of claim 1 , wherein R 2 is a C 1 -C 20 , optionally substituted, linear alkyl group.
5 . The compound of claim 1 , wherein R 1 is methyl.
6 . The compound of claim 1 , wherein R 2 is methyl, ethyl, n-propyl, n-butyl, n-pentyl, n-hexyl, n-heptyl, n-octyl, n-nonyl, n-decyl, n-undecyl, n-dodecyl, n-tridecyl, n-tetradecyl, n-pentadecyl, n-hexadecyl, n-heptadecyl, n-octadecyl, n-nonadecyl, or n-icosyl.
7 . The compound of claim 1 , wherein R 3 is n-decyl, n-undecyl, n-dodecyl, n-tridecyl, n-tetradecyl, n-pentadecyl, n-hexadecyl, n-heptadecyl, n-octadecyl, n-nonadecyl, or n-icosyl.
8 . The compound of claim 1 , wherein E is nitrogen.
9 . The compound of claim 1 , wherein M is boron and k is 3.
10 . The compound of claim 1 , wherein Q is the perfluorophenyl.
11 . The compound of claim 1 , wherein R 1 , R 2 , and R 3 together comprise 20 or more carbon atoms.
12 . The compound of claim 1 , wherein E is phosphorous.
13 . The compound of claim 1 , wherein the compound has a solubility of at least 10 mM at 25° C. in methylcyclohexane.
14 . The compound of claim 1 , wherein the compound has a solubility of at least 10 mM at 25° C. in isohexane.
15 . The compound of claim 1 , wherein the compound has a solubility of at least 10 mM at 25° C. in methylcyclohexane and a solubility of at least 10 mM at 25° C. in isohexane.
16 . A catalyst system comprising a catalyst and an activator comprising the compound of claim 1 .
17 . The catalyst system of claim 16 , further comprising a support material.
18 . A solution comprising the compound of claim 1 and an aliphatic solvent; wherein aromatic solvents are absent.
19 . A solution comprising the catalyst system of claim 16 and an aliphatic solvent; wherein aromatic solvents are absent.