润滑科技信息平台

Ashless rust inhibitor lubricant compositions

专利摘要

A unique ashless composition of matter, a method for its preparation and its use as an improved corrosion inhibitor additive for formulated industrial lubricants is disclosed. ......

基本信息

专利类型:
发明专利
申请/专利号:
US09/286560
申请日期:
1999-04-05
专利申请人:
金颐实业有限公司
分类号:
["C07C233/47","C07C233/00","C23F11/10","C10M133/00","C10M149/00","C10M149/18","C10M159/12","C23F11/14","C10M133/16","C10M159/00","C10M129/76","C10M145/22"]
发明/设计人:
ABRAMSHE, RICHARD A. ， BLANK, WERNER J. ， HESSELL, EDWARD T.
权利要求: What is claimed is:1. A composition of matter having the general structure (I) ##STR12## wherein n is an integer of from 0 to about 5;m is an integer of from 1 to about 6;p is an integer of from 0 to about 6;each X is independently the same or different saturated or unsaturated, branched or linear hydrocarbon diradical of from about 3 to about 8 carbon atoms, or an alkylene glycol or polyglycol of the general structure ##STR13## wherein R.sup.5 is independently the same or different alkyl group of from 1 to about 4 carbon atoms or H and y is an integer from 1 to about 20;each R' is independently the same or different branched or linear, saturated or unsaturated hydrocarbon group of from about 6 to about 30 carbon atoms or an alkyloxypropyl or alkoxyethyl group wherein the alkyl group is a branched or linear group of from about 1 to about 18 carbon atoms in length;each R.sup.2 and R.sup.3 are independently the same or different saturated or mono-unsaturated, linear or branched hydrocarbon group of from about 12 to about 30 carbon atoms, or H; andeach R.sup.4 is independently the same or different linear or branched saturated hydrocarbon group of from about 6 to about 22 carbon atoms; or a moiety of the formula ##STR14## where each R.sup.6 is a saturated or linear hydrocarbon group of from about 6 to about 20 carbon atoms; or a moiety of the formulaR.sup.7 OCH.sub.2 --wherein R.sup.7 is a hydrocarbon group of from 1 to about 10 carbon atoms; andwherein each R.sup.8, R.sup.9 and R.sup.10 independently comprises hydrogen or the same or different saturated or unsaturated, branched or linear, hydrocarbon radical having from 1 to about 20 carbon atoms.2. A lubricating composition comprising a major proportion of an oil of lubricating viscosity and a minor proportion of from about 0.01 to about 10.0 percent by weight of the composition of matter as defined in claim 1.3. A lubricating composition as defined in claim 2 wherein said oil comprises a poly-alpha-olefin.4. A lubricating composition as defined in claim 2 wherein said oil comprises a Group II base oil.5. A lubricating composition as defined in claim 2 wherein said oil comprises a Group III base oil.6. A lubricating composition as defined in claim 2 wherein said composition further comprises a conventional additive selected from the group consisting of antiwear additives, antioxidants, yellow metal deactivators, viscosity index improvers, extreme pressure agents and mixtures of any of the foregoing.7. A process for the preparation of a composition of matter as defined in claim 1, said process comprising:(a) reacting an unsaturated dicarboxylic acid or its corresponding anhydride with a diol, an epoxide or a combination thereof to form a first intermediate unsaturated polyester having terminal beta-hydroxyalkylester groups,(b) reacting said first intermediate unsaturated polyester with a primary amine to form a second intermediate amine functional polyester;(c) reacting said second intermediate with an anhydride which is the same as or different from the anhydride of step (a) to provide an acylated amine functional polyester containing terminal beta-hydroxy ester groups product.8. A process as defined in claim 7 wherein said unsaturated diacid or corresponding anhydride comprises maleic anhydride or maleic acid.9. A process as defined in claim 7 wherein said diol comprises neopentylglycol, ethylene glycol, methylpentanediol or a mixture of any of the foregoing.10. A process as defined in claim 7 wherein said primary amine comprises octyloxypropylamine, decyloxypropylamine, tridecyloxypropylamine, dodecylamine or a mixture of any of the foregoing.11. A process as defined in claim 7 wherein said anhydride is succinic anhydride or glutaric anhydride.12. A process for producing a composition of matter as defined in claim 1 wherein n=0, said process comprising the steps of:(a) reacting an unsaturated dicarboxylic acid with an epoxide to form a first intermediate unsaturated diester having terminal beta-hydroxyalkylester groups;(b) reacting said first intermediate unsaturated polyester with a primary amine to form a second intermediate amine functional diester; and(c) reacting said second intermediate with an anhydride which is the same as or different from the anhydride of step (a) to provide an acylated amine functional polyester containing terminal beta-hydroxy ester groups product.13. A process as defined in claim 12 wherein said unsaturated diacid or corresponding anhydride comprises maleic anhydride or maleic acid.14. A process as defined in claim 12 wherein said primary amine comprises octyloxypropylamine, decyloxypropylamine, tridecyloxypropylamine, dodecylamine or a mixture of any of the foregoing.15. A process as defined in claim 12 wherein said anhydride is succinic anhydride or glutaric anhydride.16. A process for producing a composition of matter as defined in claim 1 wherein n>0, said process comprising the steps of:(a) reacting an unsaturated dicarboxylic acid or its corresponding anhydride with a diol to produce a first unsaturated polyester intermediate;(b) reacting said first unsaturated polyester intermediate with an epoxide to form a second intermediate unsaturated polyester having terminal beta-hydroxyalkylester groups;(c) reacting said second intermediate with a primary amine to form a third intermediate amine functional polyester having terminal beta-hydroxy ester groups; and(d) reacting said third intermediate amine functional polyester having terminal beta-hydroxy ester groups with an anhydride which is the same or different from the anhydride of step (a) to provide an acylated amine functional polyester containing terminal beta-hydroxy ester groups product.17. A process as defined in claim 16 wherein said unsaturated diacid or corresponding anhydride of step (a) comprises maleic anhydride or maleic acid.18. A process as defined in claim 16 wherein said diol comprises neopentylglycol, ethylene glycol, methylpentanediol or a mixture of any of the foregoing.19. A process as defined in claim 16 wherein said primary amine comprises octyloxypropylamine, decyloxypropylamine, tridecyloxypropylamine, dodecylamine or a mixture of any of the foregoing.20. A process as defined in claim 16 wherein said anhydride of step (d) comprises succinic anhydride or glutaric anhydride.21. A process for producing a composition of matter having the general structure I: ##STR15## wherein n is an integer of from 0 to about 5;m is an integer of from 1 to about 6;p is an integer of from 0 to about 6;each X is independently the same or different saturated or unsaturated, branched or linear hydrocarbon diradical of from about 3 to about 8 carbon atoms, or an alkylene glycol or polyglycol of the general structure ##STR16## wherein R.sup.5 is independently the same or different alkyl group of from 1 to about 4 carbon atoms or H and y is an integer from 1 to about 20;each R' is independently the same or different branched or linear, saturated or unsaturated hydrocarbon group of from about 6 to about 30 carbon atoms or an alkyloxypropyl or alkoxyethyl group wherein the alkyl group is a branched or linear group of from about 1 to about 18 carbon atoms in length;each R.sup.2 and R.sup.3 are independently the same or different saturated or mono-unsaturated, linear or branched hydrocarbon group of from about 12 to about 30 carbon atoms, or H; andeach R.sup.4 is independently the same or different linear or branched saturated hydrocarbon group of from about 6 to about 22 carbon atoms; or a moiety of the formula ##STR17## where each R.sup.6 is a saturated or linear hydrocarbon group of from about 6 to about 20 carbon atoms; or a moiety of the formulaR.sup.7 OCH.sub.2 --wherein R.sup.7 is a hydrocarbon group of from 1 to about 10 carbon atoms; andeach R.sup.8, R.sup.9 and R.sup.10 independently comprises the same or different saturated or unsaturated branched or linear hydrocarbon radicals having from 1 to about 20 carbon atoms or H,said process comprising the steps of:(a) reacting a diol of the general formula (A)HO--X--OH (A)wherein X is as defined above with a cyclic anhydride of general formula (B) or its corresponding diacid ##STR18## wherein p, R.sup.8, R.sup.9 and R.sup.1 are as defined above to produce a first intermediate having the general formula: ##STR19## wherein X, n, p, R.sup.8, R.sup.9 and R.sup.10 are as defined above; (b) reacting said first intermediate with an epoxide having the general formula ##STR20## wherein R.sup.4 is as defined above to produce a second intermediate having the general formula: ##STR21## wherein R.sup.4, p, X, n, R.sup.8, R.sup.9 and R.sup.10 are as defined above;(c) reacting said second intermediate with a primary amine of the general formulaR'NH.sub.2wherein R' is as defined above to produce a third intermediate having the general formula: ##STR22## wherein R.sup.4, R.sup.8, R.sup.9, R.sup.10, p, X, n, and R' are as defined above and(d) reacting said third intermediate with a cyclic anhydride of the general formula: ##STR23## wherein R.sup.2, R.sup.3 and m are as defined above to produce the product of said general structure I.22. A process as defined in claim 21 wherein said diol is selected from the group consisting of neopentyl glycol, ethylene glycol, propylene glycol, 1,4-butanediol, methylpentanediol, 1,6-hexanediol, ethylene diglycol, dipropylene glycol, polyethylene glycol, polypropylene glycol, 2,2-thiodiethanol, methyldiethanolamine and mixtures of any of the foregoing.23. A process as defined in claim 21 wherein said dicarboxylic acid or its corresponding anhydride reactant B is selected from the group consisting of maleic acid, maleic anhydride, itaconic acid, itaconic anhydride and mixtures of any of the foregoing.24. A process as defined in claim 21 wherein said epoxide is selected from the group consisting of 1,2-epoxyoctane, 1,2-epoxytetradecane, 1,2-epoxyhexadecane, 1,2-epoxyoctadecane, glycidyl neodecanoate, glycidyl oleate, glycidyl octadecanoate, cresyl glycidyl ether, butyl glycidyl ether, hexyl glycidyl ether, dodecyl glycidyl ether and mixtures of any of the foregoing.25. A process as defined in claim 21 wherein said amine reactant is selected from the group consisting of n-hexylamine, octylamine, decylamine, dodecylamine, octadecylamine, iso-octadecylamine, oleyl amine, coco amine, tallow amine, N-hexylethylenediamine, N-dodecylethylenediamine, N-tallow-1,3-propanediamine, N-coco-1,3-propanediamine, N-oleyl-1,3-propanediamine, N-methoxypropylamine, N-hexyloxypropylamine, N-2-ethylhexyloxypropylamine, N-decyloxypropylamine, N-tridecyloxypropylamine, N-tetradecyloxypropylamine, N-hexadecyloxypropylamine, N-octadecyloxypropylamine, N-decyloxy-1,3-propanediamine, N-isodecyloxy-1,3-propanediamine, N-dodecyloxy-1,3-propanediamine, N-isododecyloxy-1,3-propanediamine, N-isotridecyloxy-1,3-propanediamine, N-tetradecyloxy-1,3-propanediamine and mixtures of any of the foregoing.26. A process as defined in claim 21 wherein said cyclic anhydride reactant is selected from the group consisting of succinic anhydride, glutaric anhydride, maleic anhydride and mixtures thereof.27. A process for producing a composition of matter having the general structure IA: ##STR24## wherein m is an integer of from 1 to about 6;p is an integer of from 0 to about 6;each R' is branched or linear, saturated or unsaturated hydrocarbon group of from about 6 to about 30 carbon atoms or an alkyloxypropyl group wherein the alkyl group is a branched or linear group of from about 1 to about 18 carbon atoms in length;each R.sup.2 and R.sup.3 are independently the same or different saturated or mono-unsaturated, linear or branched hydrocarbon group of from about 12 to about 30 carbon atoms, or H; andeach R.sup.4 is independently the same or different linear or branched saturated hydrocarbon group of from about 6 to about 22 carbon atoms; or a moiety of the formulawhere each R.sup.6 is a branched or linear hydrocarbon group of from about 6 to about 20 carbon atoms; or a moiety of the formulaR.sup.7 OCH.sub.2wherein R.sup.7 is a hydrocarbon group of from 1 to about 10 carbon atoms; andeach R.sup.8, R.sup.9 and R.sup.10 independently comprises hydrogen or the same or different saturated or unsaturated, branched or linear, hydrocarbon radical having from 1 to about 20 carbon atoms,said process comprising the steps of:(a) reacting a cyclic anhydride having the general formula (B) ##STR25## wherein p, R.sup.8, R.sup.9 and R.sup.10 are as defined above, with an epoxide having the general formula ##STR26## wherein R.sup.4 is as defined above to produce a first intermediate having the general formula: ##STR27## wherein p, R.sup.4, R.sup.8, R.sup.9 and R.sup.10 are as defined above; (c) reacting said first intermediate with a primary amine reactant (D) of the general formulaR'NH.sub.2wherein R' is as defined above to produce a second intermediate having the general formula: ##STR28## wherein R.sup.4, R.sup.8, R.sup.9, R.sup.10, p, and R' are as defined above and(d) reacting said second intermediate with a cyclic anhydride reactant (E) of the general formula: ##STR29## wherein R.sup.2, R.sup.3 and m are as defined above to produce the product of said general structure IA.28. A process as defined in claim 27 wherein said dicarboxylic acid or its corresponding anhydride is selected from the group consisting of maleic acid, maleic anhydride, itaconic acid, itaconic anhydride and mixtures of any of the foregoing.29. A process as defined in claim 27 wherein said epoxide is selected from the group consisting of 1,2-epoxyoctane, 1,2-epoxytetradecane, 1,2-epoxyhexadecane, 1,2-epoxyoctadecane, glycidyl neodecanoate, glycidyl oleate, glycidyl octadecanoate, cresyl glycidyl ether, butyl glycidyl ether, hexyl glycidyl ether, dodecyl glycidyl ether and mixtures of any of the foregoing.30. A process as defined in claim 27 wherein said primary amine reactant (D) is selected from the group consisting of n-hexylamine, octylamine, decylamine, dodecylamine, octadecylamine, iso-octadecylamine, oleyl amine, coco amine, tallow amine, N-hexylethylenediamine, N-dodecylethylenediamine, N-tallow-1,3-propanediamine, N-coco-1,3-propanediamine, N-oleyl-1,3-propanediamine, N-methoxypropylamine, N-hexyloxypropylamine, N-2-ethylhexyloxypropylamine, N-decyloxypropylamine, N-tridecyloxypropylamine, N-tetradecyloxypropylamine, N-hexadecyloxypropylamine, N-octadecyloxypropylamine, N-decyloxy-1,3-propanediamine, N-isodecyloxy-1,3-propanediamine, N-dodecyloxy-1,3-propanediamine, N-isododecyloxy-1,3-propanediamine, N-isotridecyloxy-1,3-propanediamine, N-tetradecyloxy-1,3-propanediamine and mixtures of any of the foregoing.31. A process as defined in claim 27 wherein said cyclic anhydride reactant (E) is selected from the group consisting of succinic anhydride, glutaric anhydride, maleic anhydride and mixtures thereof.