润滑科技信息平台

专利摘要

This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: where each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, where each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4 is hydrogen, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m + p is from 2 to 4, and each n is independently from 1 to 6. ......

基本信息

专利类型:
发明专利
申请/专利号:
PCT/US2022/071485
申请日期:
2022-03-31
专利申请人:
["雪佛龙奥伦耐有限责任公司","雪佛龙日本有限公司"]
分类号:
["C10M133/38","C10M133/40","C10N30/06","C10N30/12","C10N30/00","C10N40/04","C10N40/25"]
发明/设计人:
RUHE, JR., WILLIAM RAYMOND ， FUCHI, MASAMI ， HOSSEINI, SEYEDEH MAHBOOBEH
权利要求: CLAIMS 1. An ashless additive composition comprising: A tertiary amine-containing compound having the following structure:Wherein each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, wherein each R2, R3, and R4is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4is hydrogen, each m is independently from 0 to 4, each p is independently from 0 to 4, for each cyclic moiety m+ p is from 2 to 4, and each n is independently from 1 to 6. 2. The ashless additive composition of claim 1, wherein the linear or branched- chain monovalent hydrocarbyl group is a branched C12to C20alkenyl group. 3. The ashless additive composition of claim 1, wherein the linear or branched- chain monovalent hydrocarbyl group is a branched C18to C20alkenyl group. 4. A lubricating oil composition comprising: a major amount of a base oil; and an ashless tertiary amine-containing compound having the following structure:wherein each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, wherein each R2, R3, and R4is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4is hydrogen, each m is from 0 to 4, each p is from 0 to 4, for each cyclic moiety m + p is from 2 to 4, and each n is independently from 1 to 6. 5. The lubricating oil composition of claim 4, wherein the linear or branched-chain monovalent hydrocarbyl group is a branched C12to C20alkenyl group. 6. The lubricating oil composition of claim 4, wherein the linear or branched-chain monovalent hydrocarbyl group is a branched C18to C20alkenyl group. 7. The lubricating oil composition of claim 4, wherein the tertiary amine- containing compound is present in about 0.1 to 2 wt% by weight of the lubricating oil composition. 8. The lubricating oil composition of claim 4, wherein the lubricating oil composition is a hydraulic fluid, a slide way lubricant, automatic transmission fluid, continuously variable transmission fluid, battery electric vehicle, hybrid electric vehicle transmission fluid, or gear oil. 9. The lubricating oil composition of claim 4, further comprising:a friction modifier, ashless anti-wear additive, antioxidant, metal deactivator, seal swell additive, foam inhibitor, or viscosity modifier. 10. An ashless additive composition comprising diamide product of a reaction comprising: a hydrocarbyl-substituted succinic anhydride represented by the following structure:wherein R is a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms; and a cyclic polyamine represented by the following structure:wherein R is a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, m is from 0 to 4, p is from 0 to 4, m + p is from 2 to 4, and n is from 1 to 6; and wherein the hydrocarbyl-substituted succinic anhydride to cyclic polyamine ratio is about 1.5:1 to about 1.6:1.11. The ashless additive composition of claim 10, wherein the piperazine is aminoethyl piperazine, aminopropyl piperazine, aminobutyl piperazine, aminoethyl diazepane, or aminoethyl diazocane. 12. A method for modifying friction in an engine, the method comprising lubricating said engine with a lubricating oil composition comprising: a major amount of base oil of lubricating viscosity; and an ashless additive composition having the following structure:wherein each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, wherein each R2, R3, and R4is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4is hydrogen, each m is independently from 0 to 4, each p is independently from 0 to 4, for each cyclic moiety m + p is from 2 to 4, and each n is independently from 1 to 6. 13. The method of claim 12, wherein the linear or branched-chain monovalent hydrocarbyl group is a branched C12to C20alkenyl group. 14. The method of claim 12, wherein the linear or branched-chain monovalent hydrocarbyl group is a branched C18to C20alkenyl group.15. A method of boosting total base number in a lubricating oil, the method comprising blending base oil and an ashless additive composition having the following structure:wherein each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, wherein each R2, R3, and R4is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4is hydrogen, each m is independently from 0 to 4, each p is independently from 0 to 4, for each cyclic moiety m + p is from 2 to 4, and each n is independently from 1 to 6.