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Alkylated aromatic compounds for high viscosity applications

专利摘要

The present disclosure generally relates to alkylated aromatic compounds useful as basestocks and additives for high viscosity applications. In an embodiment is provided an alkylated aromatic compound. In another embodiment is provided a lubricant formulation that includes an alkylated aromatic compound. In another embodiment is provided a lubricant formulation that includes an alkylated aromatic compound, an additive, and optionally, a Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, the Group V basestock being different than the alkylated aromatic compound. In another embodiment is provided a method of forming a lubricant formulation that includes introducing a mPAO, an aromatic compound, and an acid catalyst to a reactor under reactor conditions to form an alkylated aromatic compound; and introducing the alkylated aromatic compound to an additive to form a lubricant formulation. ......

基本信息

专利类型:
发明专利
申请/专利号:
US17/997795
申请日期:
2021-05-10
专利申请人:
埃克森美孚化学专利公司
分类号:
["C10M107/02","C08F10/00"]
发明/设计人:
LOTZ, MONICA D. ， LEWIS, KYLE G. ， HENRY, CHRISTINE M ， EMETT, CRAIG J.
权利要求: 1. An alkylated aromatic compound having the structure wherein:at least one R group is a metallocene polyalphaolefin (mPAO); andthe remaining R groups, if any, are independently hydrogen, heteroatom, heteroatom containing group, an unsubstituted C1-C20 cyclic hydrocarbyl, substituted C1-C20 cyclic hydrocarbyl, unsubstituted C1-C20 acyclic hydrocarbyl, or substituted C1-C20 acyclic hydrocarbyl.2. The alkylated aromatic compound of claim 1, wherein the remaining R groups, if any, are hydrogen.3. The alkylated aromatic compound of claim 1, wherein at least one R group is Br, Cl, F or I, —NR*2, —OR*, —SeR*, —TeR*, —PR*2, —AsR*2, —SbR*2, —SR*, —BR*2, —SiR*3, —GeR*3, —SnR*3, —PbR*3, —(CH2)q—SiR*3, and the like, where q is 1 to 10 and each R* is independently hydrogen, a hydrocarbyl or halocarbyl radical.4. The alkylated aromatic compound of claim 1 having the structure wherein at least one R group is a mPAO and the remaining R groups, if, are independently hydrogen, Br, Cl, F, I, -NR*2, or -OR*, and each R* is independently hydrogen, a hydrocarbyl or halocarbyl radical.5. The alkylated aromatic compound of claim 1, wherein the mPAO has at least one of the following characteristics:a kinematic viscosity at 40° C. (ASTM D445) from about 1 cSt to about 10,000 cSt;a kinematic viscosity at 100° C. (ASTM D445) from about 1 cSt to about 7,500 cSt; ora viscosity index (ASTM D2270) from about 50 to about 400.6. The alkylated aromatic compound of claim 1, wherein the alkylated aromatic compound has at least one of the following characteristics:a rotating pressure vessel oxidation test (RPVOT) (ASTM D2272) value from about 10 minutes to about 5000 minutes;a bromine number (ASTM D1159) of about 5 or less;a pour point (ASTM D97) of about 0° C. or less; oran aromatic content (ASTM D1840) from about 0.1 wt% to about 40 wt%.7. The alkylated aromatic compound of claim 1, wherein the alkylated aromatic compound has at least one of the following characteristics:a rotating pressure vessel oxidation test (RPVOT) (ASTM D2272) value from about 30 minutes to about 2,000 minutes;a bromine number (ASTM D1159) of about 2 or less;a pour point (ASTM D97) of about -20° C. or less; oran aromatic content (ASTM D1840) from about 1 wt% to about 35 wt%.8. The alkylated aromatic compound of claim 1, wherein the alkylated aromatic compound has at least one of the following characteristics:a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 60 cSt to about 5,000 cSt;a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 10 cSt to about 500 cSt;a viscosity index (ASTM D2270) from about 70 to about 200;a rotating pressure vessel oxidation test (RPVOT) (ASTM D2272) value from about 70 minutes to about 500 minutes;a bromine number (ASTM D1159) of about 1 or less;a pour point (ASTM D97) of about -25° C. or less; oran aromatic content (ASTM D1840) from about 3 wt% to about 30 wt%.9. The alkylated aromatic compound of claim 1, wherein the alkylated aromatic compound has a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 60 cSt to about 500 cSt, and a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 10 cSt to about 40 cSt.10. The alkylated aromatic compound of claim 1, wherein the alkylated aromatic compound has a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 400 cSt to about 5000 cSt and a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 40 cSt to about 500 cSt.11. A lubricant formulation, comprising:an alkylated aromatic compound of claim 1.12. The lubricant formulation of claim 10, further comprising an additive selected from the group consisting of extreme pressure additives, solubility additives, friction modifiers, antifoam agent, dispersants, detergents, corrosion inhibitors, rust inhibitors, metal deactivators, anti-wear agents, anti-seizure agents, wax modifiers, viscosity index improvers, viscosity modifiers, fluid-loss additives, seal compatibility agents, lubricity agents, anti-staining agents, chromophoric agents, demulsifiers, emulsifiers, densifiers, wetting agents, gelling agents, tackiness agents, colorants, antioxidants, and a combination thereof.13. The lubricant formulation of claim 12, wherein the lubricant formulation comprises:from about 1 wt% to about 99.9 wt% of the alkylated aromatic compound based on a total weight of the lubricant formulation; andfrom about 0.1 wt% to about 12 wt% based on the total weight of the lubricant formulation, wherein the total weight of the alkylated aromatic compound and the additive does not exceed 100% of the lubricant formulation.14. The lubricant formulation of claim 12, wherein the lubricant formulation comprises:from about 0.1 wt% to about 3 wt% of the additive based on a total weight of the lubricant formulation, wherein the total weight of the alkylated aromatic compound and the additive does not exceed 100% of the lubricant formulation.15. The lubricant formulation of claim 11, further comprising a Group I basestock, Group II basestock, Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, the Group V basestock being different than the alkylated aromatic compound.16. The lubricant formulation of claim 15, wherein the lubricant formulation comprises:from about 1 wt% to about 99 wt% of the Group I basestock, Group II basestock, Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, based on the total weight of the lubricant formulation,wherein the total weight of the alkylated aromatic compound, the additive, and the Group I basestock, Group II basestock, Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, does not exceed 100% of the lubricant formulation.17. The lubricant formulation of claim 11, wherein the lubricant formulation has at least one of the following characteristics:a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 15 cSt to about 2500 cSt;a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 2 cSt to about 100 cSt;a viscosity index (ASTM D2270) from about 79 to about 300; oran oxidative stability (312 hours, 121° C., ASTM D2893) in units of viscosity % increase from about 0% to about 10.18. The lubricant formulation of claim 11, wherein the lubricant formulation has at least one of the following characteristics:a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 32 cSt to about 1500 cSt;a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 3 cSt to about 50 cSt,;a viscosity index (ASTM D2270) from about 80 to about 200; oran oxidative stability (312 hours, 121° C., ASTM D2893) from about 0.02% to about 5%.19. A lubricant formulation, comprising:an alkylated aromatic compound of claim 1,an additive; andoptionally, a Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, the Group V basestock being different than the alkylated aromatic compound.20. The lubricant formulation of claim 19, wherein the lubricant formulation comprises:from about 1 wt% to about 99.9 wt% of the alkylated aromatic compound based on a total weight of the lubricant formulation; andfrom about 0.1 wt% to about 12 wt% of the additive based on the total weight of the lubricant formulation, wherein the total weight of the alkylated aromatic compound and the additive does not exceed 100% of the lubricant formulation.21. The lubricant formulation of claim 19, wherein the lubricant formulation comprises:from about 1 wt% to about 99 wt% of the Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, based on the total weight of the lubricant formulation,wherein the total weight of the alkylated aromatic compound, the additive, and Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, does not exceed 100% of the lubricant formulation.22. The lubricant formulation of claim 19, wherein the lubricant formulation has at least one of the following characteristics:a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 15 cSt to about 2500 cSt;a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 2 cSt to about 100 cSt,;a viscosity index (ASTM D2270) from about 79 to about 300; oran oxidative stability (312 hours, 121° C., ASTM D2893) in units of viscosity % increase from about 0% to about 10%.23. The lubricant formulation of claim 19, wherein the lubricant formulation has at least one of the following characteristics:a kinematic viscosity at 40° C. (KV40, ASTM D445) from about 32 cSt to about 1500 cSt;a kinematic viscosity at 100° C. (KV100, ASTM D445) from about 3 cSt to about 50 cSt,;a viscosity index (ASTM D2270) from about 80 to about 200; oran oxidative stability (312 hours, 121° C., ASTM D2893) in units of viscosity % increase from about 0.02% to about 5%..24. The lubricant formulation of claim 11, wherein the lubricant formulation is a gear oil, compressor oil, hydraulic oil, grease, circulating fluid, engine oil, transmission fluid, axle fluid, driveline fluid, cooling fluid for electric vehicles, or a cooling fluid for electronics.25. A method of forming a lubricant formulation comprising:introducing a metallocene polyalphaolefin, an aromatic compound, and an acid catalyst to a reactor under reactor conditions to form the alkylated aromatic compound of claim 1; andintroducing the alkylated aromatic compound to an additive to form a lubricant formulation.26. The method of claim 25, wherein the acid catalyst is selected from the group consisting of triflic acid, AlCl3, BF3, Zeolite Beta, Zeolite Y, ZSM-5, ZSM-35, Amberlyst 15, or a combination thereof.27. The method of claim 25, wherein the reactor conditions comprise:a temperature from about -30° C. to about 350° C.; anda pressure from about 100 kPa to about 7000 kPa.28. The method of claim 25, further comprising introducing a Group I basestock, Group II basestock, Group III basestock, Group IV basestock, Group V basestock, or a combination thereof, to the lubricant formulation.29. The method of claim 25, wherein the lubricant formulation is the lubricant formulation of claim 11.