IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0077416
(2002-02-15)
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발명자
/ 주소 |
- Abraham, William D.
- Kelley, Jack C.
- Vilardo, Jonathan S.
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
16 인용 특허 :
23 |
초록
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This invention relates to a lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) a boron-containing compound; and(D) optionally a phosphorus containi
This invention relates to a lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) a boron-containing compound; and(D) optionally a phosphorus containing compound, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight.
대표청구항
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1. A lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) a borated ester represented by one or more of the formulaewherein in formulae (C-I-1), (C-I
1. A lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) a borated ester represented by one or more of the formulaewherein in formulae (C-I-1), (C-I-2) and (C-I-3), each R is independently isopropyl, n-butyl, isobutly, amyl, 4-methyl-2-pentyl, 2-ethyl-1-hexyl, isoctyl, decyl or dodecyl; and(D) optionally a zinc dialkyl dithiophoshate, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight. 2. The composition of claim 1 wherein the basic nitrogen containing compound is reacted with the molybdenum compound to form a molybdenum containing intermediate, and the molybdenum containing intermediate is reacted with carbon disulfide to form the molybdenum and sulfur containing composition. 3. The composition of claim 1 wherein the basic nitrogen containing compound is reacted with the carbon disulfide to form a sulfur containing intermediate, and then the sulfur containing intermediate is reacted with the molybdenum compound to form the molybdenum and sulfur containing composition. 4. The composition of claim 1 wherein the basic nitrogen containing compound is the product made by reacting a carboxylic acid or reactive equivalent thereof with an alkylene polyamine. 5. The composition of claim 1 wherein the basic nitrogen containing compound is a hydrocarbyl amine. 6. The composition of claim 1 wherein the basic nitrogen containing compound comprises a mixture of a hydrocarbyl amine and the product made by reacting a carboxylic acid or reactive equivalent thereof with an alkylene polyamine. 7. The composition of claim 4 wherein the carboxylic acid or reactive equivalent thereof has about 8 to about 34 carbon atoms per molecule. 8. The composition of claim 4 wherein the carboxylic acid or reactive equivalent thereof is a fatty acid. 9. The composition of claim 4 wherein the carboxylic acid or reactive equivalent thereof is hydrocarbon substituted carboxylic or reactive equivalent thereof made by reacting one or more alpha, beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms, exclusive of the carboxyl groups, with one or more olefin polymers. 10. The composition of claim 4 wherein the alkylene polyamine is a compound represented by the formulawherein n is from 1 to about 14; each R is independently a hydrogen atom, a hydrocarbyl group or a hydroxy-substituted or amine-substituted hydrocarbyl group having up to about 30 atoms, or two R groups on different nitrogen atoms are joined together to form a R 1 group, with the proviso that at least one R group is a hydrogen atom, and R 1 is an alkylene group of about 1 to about 10 carbon atoms. 11. The composition of claim 4 wherein the carboxylic acid or reactive equivalent thereof is isostearic acid and the alkylene polyamine comprises alkylene polyamine bottoms. 12. The composition of claim 6 wherein the hydrocarbyl amine is oleyl amine and the product made by reacting a carboxylic acid or reactive equivalent thereof with an alkylene polyamine is a polyisobutene substituted succinimide. 13. The composition of claim 1 wherein the molybdenum compound is MoO 3 . 14. The lubricating oil composition of claim 1 wherein the lubricating oil composition further comprises a detergent, dispersant, corrosion-inhibiting agent, oxidation-inhibiting agent, viscosity index modifier, dispersant viscosity index modifier, pour point depressing agent, extreme pressure agent, antiwear agent, friction modifier, anti-foam agent, or mixture of two or more thereof. 15. A lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from; the product made by reacting a fatty acid with an alkylene polyamine; MoO 3 ; and carbon disulfide;(C) a borated ester represented by one or more of the formulaewherein a formulate (C-I-1), ( C-I-2) and (C-I-3), each R is independently isopropyl, n-butyl, isobutyl, amyl, 4-methyl-2-pentyl, 2-ethyl, isoctyl, decyl or dodecyl, and(D) optionally a zinc dialkyl dithiophosphate, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight. 16. A lubricating oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from; a polyisobutene substituted succinimide; oleyl amine; MoO 3 ; and carbon disulfide;(C) a borated ester represented by one or more of the formulaewherein in formulate (C-I-1), (C-I-2) and (C-I-3), each R is independently isopropyl, n-butyl, isobutyl, amyl, 4-methyl-2-pentyl, 2-ethyl-1-hexyl, isococtyl, decyl or dodecyl; and(D) optionally a zinc dialkyl dithiophosphate, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight. 17. A lubrication oil composition, comprising:(A) a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) tri-n-butyl borate; and(D) optionally a phosphorus containing compound, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight. 18. A lubricating oil composition, comprising:a base oil;(B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide;(C) tri-2-ethyl hexyl borate; and(D) optionally a phosphorus containing compound, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight.
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