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CN1978603A - Lubricant composition - Google Patents

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CN1978603A
CN1978603A CN 200610171832 CN200610171832A CN1978603A CN 1978603 A CN1978603 A CN 1978603A CN 200610171832 CN200610171832 CN 200610171832 CN 200610171832 A CN200610171832 A CN 200610171832A CN 1978603 A CN1978603 A CN 1978603A
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Prior art keywords
compound
acid
lubricant compositions
alkyl
oil
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D·J·德戈尼亚
C·惠特
R·M·希茨
R·L·菲利普斯
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Afton Chemical Corp
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Afton Chemical Corp
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Abstract

There is disclosed a salt of a sulfur-containing, phosphorus-containing compound. There is also disclosed a method of making the salt.

Description

Lubricant compositions
Related application
It is the right of priority of the U.S. Provisional Application 60/734,757 on November 9th, 2005 that the application requires to submit to day.
Technical field
The present invention relates to a kind of composition, it contains boron-containing compound and at least a sulfur-bearing, P contained compound and salt thereof.The application and the preparation method of said composition are also disclosed.
Background technology
Although produced a large amount of gear oil, still need additive or additive combination: the cooling of the oxidative stability of the wear resistance of improvement, the thermostability of improvement, improvement, the fuel efficiency of improvement, improvement, low noise, low wearing and tearing and low deteriorating so that at least a following character to be provided with multiple character.Especially, still need a kind of additive, it can be gear ratio such as axletree provides at least a above-mentioned these character, makes gear do not ruptured at certain hour or apart from interior.Also need before traction load, can be the additive that gear provides at least a these character.
Finally, needs can be realized at least a above-mentioned character and meet the additive of industrial standards that these standards are such as GL-5, SAE J2360, ASTM D6121 (L-37) high temperature variable and D-5704 L60-1.
Summary of the invention
Lubricant compositions according to this paper contains boron-containing compound and at least a sulfur-bearing, P contained compound and salt thereof.
In a preferred embodiment, described composition further contains base oil.Preferably, wherein base oil is at least a in mineral oil and the synthetic oil.Further preferably, wherein base oil is a polyalphaolefin.Also further preferably, wherein base oil is the mixture of mineral oil and synthetic oil.Again further preferably, wherein base oil is the liquefaction gas and oil.
In a preferred embodiment, boron-containing compound amount with boron that the about 500ppm of about 5ppm-can be provided in composition exists in the described composition.Preferably, boron-containing compound amount with boron that the about 100ppm of about 11ppm-can be provided in composition exists in the described composition.
In a preferred embodiment, boron-containing compound is the nitrogenous compound of boronation in the described composition.Preferably, wherein the nitrogenous compound of boronation is the succinimide dispersants of boronation; Described dispersion agent preferably derives from polyisobutene; The further preferred wherein molecular weight of polyisobutene is about 1300.
In a preferred embodiment, boron-containing compound is the P contained compound of boronation in the described composition.Preferably, wherein the P contained compound of boronation is a dispersion agent; Further preferred this P contained compound is a phosphoric acid.
In a preferred embodiment, sulfur-bearing, P contained compound are formula (II) compounds in the described composition:
R wherein 1, R 2, R 3, R 4, R 5And R 6Independently be selected from hydrogen, itrile group and contain the alkyl of about 30 carbon atoms of the 1-that has an appointment.Preferably, R wherein 1And R 2Be methyl and R 3, R 4, R 5And R 6Be hydrogen.
In a preferred embodiment, the salt of sulfur-bearing, P contained compound is formula (III) compound in the described composition:
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 7, R 8And R 9Independently be selected from hydrogen, itrile group and contain the alkyl of about 30 carbon atoms of the 1-that has an appointment.Preferably, R wherein 1And R 2It is methyl; R 3, R 4, R 5, R 6, R 7And R 8Be hydrogen; And R 9Uncle C 12-14Alkyl.
On the one hand, disclose a kind of lubricant compositions, it contains the reaction product of boron-containing compound and sulfocompound, P contained compound and nitrogenous compound.
On the other hand, also disclose a kind of method for preparing lubricant compositions, comprised boron-containing compound and at least a sulfur-bearing, P contained compound and salt blend thereof.
Other purpose and the advantage of this paper will be set forth hereinafter, and/or can know according to the practice of this paper.Purpose and the advantage of this paper can is familiar with and hold to key element that particularly points out in claims according to appendix and associating.
Should understand aforementioned general describe and following detailed description all to be exemplary and only to be in order explaining but not for the restriction of this paper, as requested.
As used herein, term " hydrocarbon substituent " or " alkyl " use its common implication, and this is conventionally known to one of skill in the art.Particularly, it is meant and has carbon atom that is directly connected in the molecule rest part and the group that mainly has the hydrocarbon characteristic.The example of alkyl comprises:
(1) hydrocarbon substituent, promptly, aliphatics (as, alkyl or alkenyl), alicyclic (as, cycloalkyl, cycloalkenyl group) substituting group, and aromatic series-, the aromatic substituents of aliphatics-and alicyclic-replace, and the cyclic substituents of ring wherein by molecule other parts closure (as, two substituting groups form alicyclic group together);
(2) hydrocarbon substituent of Qu Daiing, promptly, the substituting group that comprises non-alkyl, in the context of the present invention its do not change prevailing hydrocarbon substituent (as, halogen (especially chlorine and fluorine), hydroxyl, alkoxyl group, sulfydryl, alkyl thiol, nitro, nitroso-group and sulphur oxygen base (Sulfoxy));
(3) assorted substituting group although promptly mainly have the hydrocarbon characteristic, in the context of the present invention, comprises the substituting group of non-carbon in ring that should be made of carbon atom or chain.Heteroatoms comprises sulphur, oxygen, nitrogen, and comprises substituting groups such as pyridyl, furyl, thienyl and imidazolyl.Usually, in this alkyl, in per 10 carbon atoms existence is no more than two and for example is no more than a non-hydrocarbon substituent; Typically, in this alkyl, there is not non-hydrocarbon substituent.
As used herein, term " weight percent " unless clearly statement is arranged in addition, means the per-cent of described ingredients constitute integrally combined thing weight.
Composition disclosed herein can provide at least a following character: the wear Protection of improvement, the thermostability of improvement and oxidative stability.Said composition can be the lubricant compositions that is used for gear, such as underload axle and fixing wheel box.It is believed that disclosed composition can provide at least a above-mentioned character when gear stands low temperature or high temperature and/or various load situation.On the one hand, disclosed composition can be at the certain hour before the traction or apart from the axletree that is used for not rupturing as yet.On the one hand, the underload axle can be the hypoid gear wheel shaft.On the other hand, disclosed composition is used in the light truck, truck and the motion purposes car that have or do not have sliding mechanism under the different situations to improve the gear wear protection at least.This lubricant compositions can use such as paper, steel or carbon fiber aptly with any friction materials.
Composition disclosed herein can contain boron-containing compound and at least a sulfur-bearing, P contained compound or its salt.
Boron-containing compound can be inorganic or organic compound.Mineral compound comprises boric acid, acid anhydrides, oxide compound and halogenide.Organoboron compound comprises boracic acid amides and ester.The acylated amine (A) and the acylated amine of other boronation and the glyceryl ester of boronation dispersion agent, boronation epoxide and boronation lipid acid that also comprise boronation.
Useful boron-containing compound comprises that boron oxide, boron oxide hydrate, boron trioxide, boron trifluoride, boron tribromide, boron trichloride, boric acid are such as organic boronic (boronie acid) (that is alkyl-B (OH), 2And aryl-B (OH) 2), boric acid (that is H, 3BO 3), tetraboric acid (that is H, 2B 4O 7), metaboric acid (that is HBO, 2), the multiple ester of boric anhydride, boron acid amides and these boric acid.Can use the mixture of boron trihalides and ether, organic acid, mineral acid or hydrocarbon.The example of these mixtures comprises boron trifluoride-triethyl, boron trifluoride-phosphoric acid, boron trichloride-Mono Chloro Acetic Acid, boron tribromide-dioxane and boron trifluoride methyl ethyl ether.
The specific examples of boric acid comprises methyl-boron-dihydroxide, phenyl-boron dihydroxide, cyclohexyl boric acid, right-heptyl benzene ylboronic acid and dodecyl boric acid.
Boric acid ester comprise the list of boric acid and alcohol or phenol-, two-and three-organic ester, alcohol or phenol are such as methyl alcohol, ethanol, Virahol, hexalin, cyclopentanol, the 1-octanol, sec-n-octyl alcohol, lauryl alcohol, behenyl alcohol, oleyl alcohol, stearyl alcohol, benzylalcohol, 2-butyl hexalin, ethylene glycol, propylene glycol, trimethylene base glycol, 1, the 3-butyleneglycol, 2, the 4-hexylene glycol, 1, the 2-cyclohexanediol, 1, the 3-ethohexadiol, glycerine, the tetramethylolmethane Diethylene Glycol, Trivalin SF, cellosolve, three ethylene group glycol, three trimethylene base glycol, phenol, naphthols, right-butylphenol, adjacent, right-diheptyl phenol, positive cyclohexylphenol, 2,2-pair-(right-hydroxy phenyl)-propane, the phenol that polyisobutene (molecular weight is 1500) replaces, the ethylene chloroethanol, neighbour-chlorophenol, between-nitrophenols, 6-bromine octanol, and 7-ketone-decyl alcohol.Lower alcohol, 1,2-two pure and mild 1-3-glycol promptly have the alcohol that is less than about 8 carbon atoms and can be used for preparing boric acid ester.
Known in the art and disclose the preparation method of boric acid ester.Thus, a kind of method relates to boron trichloride and 3 mol of alcohol or phenol reactant and obtains three-organic boric acid ester.Other method relates to boron oxide and alcohol or phenol reaction.Other method relates to tetraboric acid with 3 mol of alcohol or phenol direct esterification.Other method relates to boric acid and the glycol direct esterification forms as ring alkylidene group boric acid ester.
On the one hand, boron-containing compound can be the nitrogenous compound of boronation, includes but not limited to following nitrogenous compound.For example, nitrogenous compound can be used for preparing succinimide dispersants.The limiting examples of nitrogenous compound comprises three ethylene group tetramines, four ethylene groups, five amine, five ethylene group hexamines and composition thereof.On the one hand, the nitrogenous compound of boronation can be a dispersion agent.Suitable dispersion agent comprises alkenyl succinimide, alkenyl succinic acid ester, alkenyl succinic acid ester-acid amide, Mannich base, hydrocarbyl polyamine or poly polyamines.
Wherein the succsinic acid group alkenyl succinimide that comprises the hydrocarbyl substituent that contains at least 30 carbon atoms for example is described in U.S. Patent No. 3,172,892,3,202,678,3,216,936,3,219,666,3,254,025, in 3,272,746 and 4,234,435.Alkenyl succinimide can form such as heating alkenyl succinic anhydride, acid, acid-ester, carboxylic acid halides or lower alkyl esters and the polyamines that comprises at least one primary amino by ordinary method.Alkenyl succinic anhydride can for example prepare to about 180-220 ℃ by heating alkene and maleic anhydride mixture.Alkene can be rudimentary monoolefine such as the polymkeric substance of ethene, propylene, 1-butylene, iso-butylene etc. or multipolymer and composition thereof.The source of exemplary thiazolinyl is that the number-average molecular weight of gel permeation chromatography (GPC) is up to 10,000 or the polyisobutene of the further for example about 800-about 1,500 of higher for example about 500-about 2,500.On the one hand, the molecular weight of polyisobutene can be about 700-about 5000.The ratio of polyisobutylene succinic anhydride and ammonia can be the further for example about 1.8-about 2.2 of about 1.4-about 3.
On the one hand, can add capping reagent (capping agent).For example, the maleic anhydride that can add additional quantity is also reduced to basic nitrogen non-alkalescence thus with the capping reagent as basic nitrogen.
As used herein; term " succinimide " is intended to comprise the complete reaction product of the reaction between the succsinic acid of one or more polyamine reactants and hydrocarbon-replacement or the acid anhydrides (or similarly succsinic acid acylating reagent), and be intended to comprise wherein product except have from primary amino with also can have acid amides, amidine and/or salt connection the imines of anhydride moiety reaction gained is connected.
On the other hand, boron-containing compound can be the P contained compound of boronation.For example, the P contained compound of boronation can be a dispersion agent.P contained compound can be phosphoric acid.With respect to every mole in reaction mixture basic nitrogen and free hydroxyl group (wherein being supplied with by auxiliary nitrogen compound up to over half), the amount of using phosphorus compound is about 0.001 mole-0.999 mole.
Phosphorous dispersion agent can contain at least a oil soluble ashless dispersant, has basic nitrogen and/or at least one hydroxyl in its molecule.Dispersion agent can be through the process phosphorylation in for example following: U.S. Patent No. 3,184,411,3,342,735,3,403,102,3,502,607,3,511,780,3,513,093,3,513,093,4,615,826,4,648,980,4,857,214 and 5,198,133.
The method of the above-mentioned broad variety ashless dispersant of boronation is described in U.S. Patent No. 3,087, and 936,3,254,025,3,281,428,3,282,955,2,284,409,2,284,410,3,338,832,3,344,069,3,533,945,3,658,836,3,703,536,3,718,663,4, in 455,243 and 4,652,387.
The method of phosphorylation and boronation such as above-mentioned ashless dispersant is described in U.S. Patent No. 4,857, in 214 and 5,198,133.
Boron-containing compound can be present in the lubricant compositions with any required or significant quantity.On the one hand, boron-containing compound can be with respect to the about 500ppm of the about 5-of composition gross weight, for example the amount of the about 500ppm of about 10ppm-be present in the composition.
Composition disclosed herein can contain at least a sulfur-bearing, P contained compound and/or its salt, such as at least a following formula of showing (II), (III), (V) and (VI) compound.Lubricant compositions disclosed herein also can contain base oil.
Figure A20061017183200091
Wherein n is the integer of 1-5; And
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 7, R 8, R 9, R 10And R 11Can independently be selected from hydrogen, itrile group and contain about 30 carbon atoms of the 1-that has an appointment, about 20 carbon atoms of for example about 1-, and the alkyl of about 10 carbon atoms of further for example about 1-.
Those of ordinary skills should know how to prepare disclosed arbitrary compound.For example at least a formula (III) and (VI) preparation method of compound can comprise sulfocompound, nitrogenous compound and P contained compound are provided.On the one hand, nitrogenous compound is that acid amides and this method obtain at least a formula (II) and compound (V), and it can react, mix and/or make up to obtain at least a formula (III) and compound (VI) such as amine with other nitrogenous compound.On the other hand, nitrogenous compound can be that amine and described reaction, mixing and/or combination can cause it to be converted into salt fully, such as formula (III) and (VI) compound.
P contained compound can be used for method disclosed herein such as phosphorous acid ester or phosphoric acid ester.The known method for preparing phosphorous acid ester and phosphoric acid ester.For example, phosphorous acid ester can prepare by phosphorous acid or different phosphorous acid ester and multiple alcohol reactions.Another synthetic method comprises makes phosphorus trichloride and excessive alcohol reaction.In addition, cyclic phosphites can prepare by the transfer esterification of phosphorous acid ester and polyvalent alcohol, and it can obtain single poly-and poly product.Referring to Oswald, Alexis A., " Synthesis of Cyclic Phosphoroous Acid Esters byTransesterification, " Can.J Chem., 37:1498-1504 (1959); And Said, Musa A. waits the people, " Reactivity of Cyclic Arsenites and Phosphites:X-ray structures of bis (5,5-dimethyl-1,3; 2-diosarsenan-2-yl) ester and bis (2,4,8; 10-tetra-tert-butyl-12H-dibenzo[d, g] [1,3; 2] dioxarsenocin-6-yl) ether; " J.Chem.Soc., 22:2945-51 (1995), it is hereby incorporated by.The also known method for preparing ring-type thiophosphorous acid hydrogen ester is such as reacting in the presence of pyridine by ring-type chloro phosphorous acid and hydrogen sulfide.Referring to Zwierzak, A., " Cyclicorganophosphoms compounds.I.Synthesis and infrared spectral studies of cyclichydrogen phosphites and thiophosphites; Can.J.Chem.; 45:2501-12 (1967) ", it is hereby incorporated by.
On the one hand, phosphorous acid ester can be two-or three-hydrocarbon phosphorous acid ester.Each alkyl can have about 24 carbon atoms of about 1-, or about 18 carbon atoms of 1-, or about 8 carbon atoms of about 2-.Each alkyl can independently be alkyl, thiazolinyl, aryl and composition thereof.When alkyl was aryl, it comprised at least about 6 carbon atoms; Or about 18 carbon atoms of about 6-.The limiting examples of alkyl or alkenyl comprises propyl group, butyl, hexyl, heptyl, octyl group, oil base, flax base (linoleyl), stearyl etc.The limiting examples of aryl comprises phenyl, naphthyl, heptylphenol etc.On the one hand, each alkyl can independently be methyl, propyl group, butyl, amyl group, hexyl, heptyl, oil base or phenyl, for example methyl, butyl, oil base or phenyl, and further for example be methyl, butyl, oil base or phenyl.
The limiting examples of useful phosphorous acid ester comprises phosphonic acids hydrogen dibutyl ester, phosphonic acids hydrogen diisobutyl ester, phosphonic acids hydrogen two greases, phosphonic acids hydrogen two (C 14-18) ester, tricresyl phosphite phenylester, phosphorous acid dialkyl ester such as formula (I) compound and poly-phosphorous acid ester such as following formula (IV) compound:
Figure A20061017183200111
With
Wherein n is the integer of about 1-about 5; And
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 10And R 11Hydrogen, itrile group be can independently be selected from and about 30 carbon atoms of the 1-that has an appointment, for example about 20 carbon atoms of about 1-, the further alkyl of about 10 carbon atoms of for example about 1-contained.On the one hand, if n is the integer greater than about 5, it is believed that not to be subject to any concrete theory that repeating unit will be by complete cure.
On the one hand, in formula (I) compound, R 3, R 4, R 5And R 6Can be hydrogen; And R 1And R 2It can be methyl.This compound typically refers to dimethyltrimethylene glycol phosphorous acid ester (NPGP) and the registration number in the chemical abstracts a collection of selected materials is CAS#4090-60-2 (5,5-dimethyl-1,3, the inferior phosphine of 2-two oxa-s-2-ketone).On the one hand, in formula (IV) compound, R 1And R 2It can be methyl; R 3, R 4, R 5And R 6Can be hydrogen; And R 10And R 11It can be alkyl with about 6 carbon atoms of about 1-.This compound is the polymeric by-products of dimethyltrimethylene glycol phosphorous acid ester preparation process.
P contained compound also can be following one of at least: the reaction product of phosphoric acid ester or its salt, phosphoric acid or acid anhydrides and unsaturated compound and two or more mixture.
Can prepare the phosphorodithioic acid metal-salt by the reaction of metal base and at least a thiophosphoric acid, wherein the sulfo-phosphoric acid can be single-or dithio phosphoric acid.
Phosphoric acid or acid anhydrides can react with unsaturated compound, and unsaturated compound includes but not limited to acid amides, ester, acid, acid anhydrides and ether.
On the one hand, P contained compound can contain multiple functional group to increase the sterically hindered of compound and to improve its opposing pyrolysated ability thus such as phosphorous acid ester.On the one hand, P contained compound can be at the β position of hydrocarbon chain Sauerstoffatom branch.The branch that it is believed that this β position can change, and, can improve the thermostability of P contained compound in the lubricant compositions that is.
In addition, can use the sterically hindered component of increase gained compound to prepare P contained compound.For example, the alcohol that is used for preparation example such as phosphorous acid ester can be β-branched alcohol.The limiting examples of β branch alcohol comprises isopropylcarbinol, 2-Ethylhexyl Alcohol, dimethyltrimethylene glycol, neopentyl alcohol, Cetorhinus maximus alkanol (pristanol) and methyl-isobutyl Trivalin SF (MIBC).
Disclosed P contained compound can be used as starting raw material to obtain sulfur-bearing, P contained compound.On the one hand, the preparation method of sulfocompound, P contained compound can comprise provides as above-mentioned P contained compound, sulfocompound and nitrogenous compound to obtain sulfur-bearing, P contained compound.With sulfur-bearing not but the phosphorated compound compare, sulfur-bearing, P contained compound can provide the wear-resisting property of improvement.On the other hand, the composition that comprises boron-containing compound and the P contained compound reaction product such as dimethyltrimethylene glycol phosphorous acid ester, sulfocompound and nitrogenous compound is disclosed.
Sulfocompound can be any compound that contains free and/or active sulphur.The limiting examples of sulfocompound comprises sulfurized animal or plant fat or oily, sulfurized animal or plant fatty acid ester, the ester of the esterification wholly or in part of trivalent or pentavalent phosphoric acid, sulfurized alkene, two hydrocarbon polysulfides, sulfurized Diels-Alder affixture, the sulfurized Dicyclopentadiene (DCPD), the sulfuration of fatty acid ester and single unsaturated olefin or covulcanization mixture, lipid acid, the covulcanization adulterant of fatty acid ester and alpha-olefin, the two hydrocarbon polysulfides that functional group replaces, sulfo--aldehyde, sulfo--ketone and derivative thereof (as, acid, ester, imines or lactone), the table thio-compounds, the sulfur-bearing acetal derivant, the covulcanization adulterant of terpenes and non-ring olefin, polysulfide olefin product and elementary sulfur.
On the one hand, can prepare sulfocompound by alkene such as iso-butylene and reaction of Salmon-Saxl.This product, as sulfurized iso-butylene or sulfurized polyisobutene, it is about 55% that common sulphur content is about 10-, about 50% weight of for example about 30-.Multiple other alkene or unsaturated hydrocarbons can be used for forming such sulfocompound such as isobutene dimer or trimer.
On the other hand, the polysulfide that is made of one or more compounds is by formula R 20-S x-R 21Expression, wherein R 20And R 21Can be alkyl, it can contain about 18 carbon atoms of the 3-that has an appointment separately, and x can further for example can be 3 also in about 2-about 5 for example in about 8 scopes of about 2-.Alkyl can for broad variety such as alkyl, cycloalkyl, thiazolinyl, aryl or aralkyl.Can use the tertiary alkyl polysulfide such as the di-t-butyl trisulphide and contain the di-t-butyl trisulphide mixture (as, main or fully by three, four and the mixture that constitutes of pentasulfide).The example of the two hydrocarbon polysulfides that other is useful comprises diamyl polysulfide, dinonyl polysulfide, docosyl polysulfide and dibenzyl polysulfide.
Whenever the amount P contained compound can use equivalent or the more sulfocompound of a large amount at least.On the one hand, can use the sulfocompound of about 1.5 molar equivalents of about 1-.
Nitrogenous compound can be any nitrogenous compound, such as structure R 3CONR 4R 5Acid amides, R wherein 3, R 4And R 5Can be hydrogen or comprise the alkyl or the structure of about 30 carbon atoms of about 1-independently separately The ethoxyquin acid amides
Wherein, the summation of x and y can be that about 1-is about 50, and for example about 1-is about 20, and further for example about 1-about 10.On the one hand, work as R 3, R 4And R 5When being alkyl, they comprise about 18 carbon atoms of about 1-and about 6 carbon atoms of for example about 1-.
Work as R 3Be hydrogen and R 4And R 5When being alkyl, nitrogenous compound is the dialkyl methane amide.The limiting examples of useful herein dialkyl methane amide can comprise: dimethyl formamide, diethylformamide, dipropyl methane amide, methylethyl methane amide, dibutyl formamide, methyl butyl methane amide, ethyl-butyl methane amide, two oil base methane amides, distearyl methane amide, didecyl methane amide, two (tridecyl) methane amide, decyl tridecyl methane amide, decyl oil base methane amide, tridecyl oil base methane amide, or the like.
Work as R 3Be alkyl and R 4And R 5When all being hydrogen, nitrogenous compound is uncle's hydrocarbyl amide.The limiting examples of uncle's hydrocarbyl amide can comprise ethanamide, propionic acid amide, butyramide, valeramide, laurylamide, myristic amide and palmitic amide.Some commercially available simple fatty acids acid amides can be available from Armak company: theobroma oil acid amides, kemanide S, h-tallow acyl amine, oleylamide and 13-docosane acid amides.
Work as R 3And R 4All be alkyl and R 5When being hydrogen, nitrogenous compound is the acid amides that N-replaces.The limiting examples of the acid amides that N-replaces can comprise N-methylacetamide, N-ethyl acetamide, N-methylpent acid amides, N-propyl group laurylamide, N-methyl oleylamide and N-butyl stearylamide.
Work as R 3, R 4And R 5When all being alkyl, nitrogenous compound is N, the N-disubstituded amide.N, the limiting examples of N-disubstituded amide can comprise N,N-dimethylacetamide, N-methyl-N-ethyl acetamide, N, N-diethyl propionic acid amide, N, N-dibutyl valeramide, N, N-diethyl stearylamide and N, N-dimethyl oleylamide.
Other limiting examples of nitrogenous compound comprises N, two (2-hydroxyethyl) lauramides of N-, N, two (2-hydroxyethyl) the coconut fatty acid acid amides of N-, N, two (2-hydroxyethyl) oleylamide of N-, the ancient coconut oleoyl amine of N-2-hydroxyethyl and N-2-hydroxyethyl stearylamide.
Nitrogenous compound can exist to order about any amount of P contained compound sulfurized.On the one hand, the content of nitrogenous compound, for example about 1-about 1.5 molar equivalents about 2 for about 0.05-.
On the one hand, sulfur-bearing, P contained compound can be formulas (II) and (V) one of at least:
Figure A20061017183200141
Wherein n is the integer of 1-5; And
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 10And R 11Can independently be selected from hydrogen, cyano group and contain about 30 carbon atoms of the 1-that has an appointment/about 20 carbon atoms of for example about 1-/and the alkyl of about 10 carbon atoms of further for example about 1-.
On the one hand, in formula (II), R 1And R 2It can be methyl; And R 3, R 4, R 5And R 6Can be hydrogen.On the other hand, in formula V, R 1And R 2It can be methyl; R 3, R 4, R 5And R 6Can be hydrogen; And R 10And R 11It can be the alkyl that contains about 6 carbon atoms of the 1-that has an appointment.
The method for preparing salt is also disclosed.Especially, can provide extra nitrogenous compound to sulfur-bearing, P contained compound to obtain salt.Extra nitrogenous compound can be different from above-mentioned and preparation sulfur-bearing, nitrogenous compound that P contained compound is relevant.Perhaps, other method of preparation sulfur-bearing, P contained compound salt can comprise provides nitrogenous compound such as amine, sulfocompound and P contained compound, wherein transforms salify fully.With sulfur-bearing, P contained compound and not sulfur-bearing, P contained compound compare, the salt of sulfur-bearing, P contained compound has the wear resistance of increase such as the salt of dimethyltrimethylene glycol phosphorous acid ester.
Disclosed method can comprise the use solvent.Solvent can be any inert flowing material, therein at least a reactant of solubilized or solubilized product.Non-limiting instance comprises that benzene,toluene,xylene, normal hexane, hexanaphthene, petroleum naphtha (naphtha), Anaesthetie Ether Trivalin SF, dibutyl ether dioxane, chlorobenzene, oil of mirbane, tetracol phenixin, chloroform, base oil are such as liquefied gas and polyalphaolefin and treated oil (Prooessoil).
Nitrogenous compound any acid that helps to neutralize.Can use any nitrogenous compound,, contain base oil in the said composition as long as it dissolves in the lubricant compositions of preparation fully.The heterogeneous ring compound that the limiting examples of nitrogenous compound can comprise acid amides, amine and contain basic nitrogen is pyridine for example.On the one hand, other nitrogenous compound is an amine, and it can be primary, the second month in a season or tertiary amine.
On the one hand, alkylamine can be the uncle's alkylamine that contains about 30 carbon atoms of the 4-that has an appointment in the alkyl and for example contain about 20 carbon atoms of the 8-that has an appointment in the alkyl.Alkyl can be saturated or undersaturated.The illustrative example of the saturated amine of uncle is those amine that are called as the aliphatics primary aliphatic amine.Typical aliphatic amide can comprise that alkylamine is such as normal hexyl Amine, n-octyl amine, n-Decylamine, positive amino dodecane, positive tetradecy lamine, positive pentadecyl amine, positive cetylamine, positive stearylamine (stearylamine) etc.Can obtain these primary amine with distillation level or technical grade.Although the distillation level can provide purer reaction product, with amine reaction also can formation acid amides and the inferior acid amides of technical grade.The blended aliphatic amide also suits.
On the one hand, the amine salt of disclosed compound can derive from the uncle's Armeen that has at least 4 carbon atoms in the alkyl.In most cases, they can derive from and have the alkylamine that is less than about 30 carbon atoms in the alkyl.
Usually, uncle's fat primary amine is the monoamine that following formula is represented
R wherein 1, R 2And R 3Can be identical or different and can be the alkyl that comprises about 30 carbon atoms of about 1-.Such amine for example is TERTIARY BUTYL AMINE, uncle's hexylamine, 1-methyl isophthalic acid-amino-hexanaphthene, uncle's octyl group primary amine, uncle's decyl primary amine, uncle's dodecyl primary amine, uncle's tetradecyl primary amine, uncle's hexadecyl primary amine, uncle's octadecyl primary amine, uncle's 24 primary amine and uncle's two primary octadecylamines.
The mixture of amine also goes for the purpose of this paper.This type of amine mixt for example can be C 8-C 16The mixture of primary t-alkyl-amine and C 14-C 24The similar mixtures of primary t-alkyl-amine.Therefore known primary t-alkyl-amine of those of ordinary skills and their preparation method needn't further discuss.Three grades of kiber alkyl amines are applicable to the purpose of this paper, and their preparation method is described in U.S. Patent No. 2,945, in 749, therefore incorporate this paper into as a reference.
The primary amine that contains ethylenic unsaturated bond in the hydrocarbon chain is also very suitable.Thus, depend on chain length, the R base can comprise at least one ethylenic unsaturated bond, is no more than a two key usually in per 10 carbon atoms.Exemplary amine is laurylene amine, Semen Myristicae oleyl amine (myristoleylamine), palm oleyl amine (palmitoleylamine), oleyl amine and flax oleyl amine (linoleylamine).
Secondary amine comprises that the dialkylamine with two abovementioned alkyls comprises fatty secondary amine, also comprise the mixing dialkylamine, wherein R ' can be aliphatic amide and R " can be low alkyl group (1-9 carbon atom) such as methyl, ethyl, n-propyl, sec.-propyl, butyl etc., or R " can be to contain other alkyl non-reacted or polar substituent (CN, alkyl, carbalkoxy, acid amides, ether, thioether, halogen, sulfoxide, sulfone).That the fat polyamine diamines can comprise is single-or dialkyl group, symmetrical or asymmetric Edamine, propylene diamine (1,2 or 1,3), and above-mentioned polyamine analogs.Suitable fat polyamine comprises N-cocoa ester group-1,3-diaminopropanes, N-soybean alkyl trimethylene base diamines, N-tallow base-1,3-diaminopropanes and N-oil base-1,3-diaminopropanes.
Can provide nitrogenous compound to finish with required any amount to order about disclosed process, that is, if there is no enough nitrogenous compounds, P contained compound can't complete cure so.On the one hand, nitrogenous compound can be to provide whenever amount about 0.05-about 2 of P contained compound and the amount of about 1.5 molar equivalents of for example about 1-.
Disclosed process can be in about room temperature (23 ℃) or higher carrying out, for example at least about 50 ℃, and further for example about 50 ℃-Yue 90 ℃.Usually, mixed at room temperature got final product fully in about 1 minute-Yue 8 hours.
The method for preparing these salt is well-known, and reports in the literature.For example referring to U.S. Patent No. 2,063,629,2,224,695,2,447,288,2,616,905,3,984,448,4,431,552,5,354,484, Zhurnal Obshchei Khimii such as Pesin, 31 (8): 2508-2515 (1961); And PCT International Publication No. WO87/07638, it openly is hereby incorporated by.
The salt of sulfur-bearing, P contained compound can form respectively and join then in lubricated or the functional fluid compositions.Can or, when P contained compound mixes with other component when forming lubricated or functional fluid compositions such as disclosed phosphorous acid ester, can form this salt.But if this salt forms on the spot, the acid that exists in the limit combination is exactly important such as component against corrosion so, can and stop the formation of sulfuration and salt with the nitrogenous compound reaction because should acid.
The salt of sulfur-bearing, P contained compound can be oil-soluble, that is, the hydrocarbon chain of salt can sufficiently long such as six carbon atom at least, resulting composition dissolves in the composition prepared thus.The adding hydrophobic group can be increased in the solvability in the nonpolar medium.The limiting examples of sulfur-bearing, P contained compound salt comprises diisobutyl thiophosphoric acid C 8-16Primary t-alkyl-amine salt, two-2-ethylhexyl-thiophosphoric acid C 8-C 16Primary t-alkyl-amine salt and dimethyltrimethylene glycol thiophosphoric acid C 8-16Primary t-alkyl-amine salt.On the one hand, can consider the salt of phosphorodithioic acid.On the other hand, the salt of sulfur-bearing, P contained compound shows formula (III) under can being and (VI) compound is one of at least.
Wherein n is the integer of 1-5; And
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 7, R 8, R 9, R 10And R 11Hydrogen, cyano group be can independently be selected from and about 30 carbon atoms of the 1-that has an appointment, the alkyl of about 20 carbon atoms of about 1-and about 10 carbon atoms of further for example about 1-for example contained.On the one hand, in formula (VI), R 1And R 2It can be methyl; R 3, R 4, R 5, R 6, R 7And R 8Can be hydrogen; R 9Can be uncle C 12-14Alkyl; And R 10And R 11It can be the alkyl that contains about 6 carbon atoms of the 1-that has an appointment.On the one hand, in formula (III), R 3, R 4, R 5, R 6, R 7And R 8Can be hydrogen; R 1And R 2It can be methyl; And R 9Can be uncle C 12-14Alkyl.
The base oil that is applicable to the disclosed composition of preparation can be selected from any synthetic oil or mineral oil or its mixture.Mineral oil comprise animal oil and vegetables oil (as, Viscotrol C, lard) and other mineral lubricating oils such as the mineral lubricating oils of paraffinic hydrocarbons liquid petroleum and solvent treatment or acid-treated, alicyclic hydrocarbon or paraffinic hydrocarbons-alicyclic hydrocarbon mixed type.The oil that derives from coal or shale also suits.In addition, the oil that derives from solution-air technology also suits.
Base oil can account for main amount, and wherein " main amount " is interpreted as and is greater than or equal to 50%, for example is about 80-about 98% of lubricant compositions weight.
The viscosity of base oil is generally about 15cSt of about 2-and the about 10cSt of further for example about 2-at 100 ℃.Thus, the viscosity of this base oil is generally the about SAE 250 of about SAE 50-, is more generally as the about SAE140 of about SAE 70W-.Suitable automotive oil also comprises intersects rank such as 75W-140,80W-90,85W-140,85W-90 etc.
The limiting examples of synthetic oil comprise hydrocarbon ils such as polymeric and copolyolefine (as, polybutene, polypropylene, propylene isobutylene copolymers etc.); Polyalphaolefin is poly-(1-hexene) for example, poly--(1-octene), poly--(1-decene) etc. and composition thereof; Alkylbenzene (as, dodecylbenzene, tetradecyl benzene, two-nonyl benzene, two-(2-ethylhexyl) benzene etc.); Polyphenyl (as, biphenyl, terphenyl, alkylating polyphenyl, etc.); Alkylating diphenyl ether and alkylating diphenyl sulfide and derivative thereof, analogue and same like thing, or the like.
Thiazolinyl oxypolymer and the multipolymer and the derivative thereof that can use terminal hydroxyl to modify through esterification, etherificate etc., this has constituted another kind of known synthesis type oil plant.These oil plants for example can be the alkyl of the oil for preparing by oxyethane or propylene oxide polymerization, these polyoxy alkene polymers and aryl ethers (as, molecular-weight average is about the Anaesthetie Ether of diphenyl ether that 1000 methyl-poly-Isopropanediol ether, molecular weight is about the polyoxyethylene glycol of 500-1000, polypropylene glycol that molecular weight is about 1000-1500, Deng) or its list-and polycarboxylate, for example acetic ester, blended C 3-8The C of fatty acid ester or TEG 13The oxoacid diester.
Another kind of available synthetic oil comprise dicarboxylic acid (as, phthalandione, succsinic acid, alkyl succinic acid, alkenyl succinic acid, toxilic acid, nonane diacid, suberic acid, sebacic acid, fumaric acid, hexanodioic acid, linoleic acid dimer, propanedioic acid, alkyl propanedioic acid, thiazolinyl propanedioic acid etc.) with multiple alcohol (as, butanols, hexanol, lauryl alcohol, 2-ethylhexyl alcohol, ethylene glycol, Diethylene Glycol monoether, propylene glycol etc.) ester that forms.The specific examples of these esters comprises the 2-ethylhexyl diester of Polycizer W 260, sebacic acid two (2-ethylhexyl) ester, the just own ester of fumaric acid two, dioctyl sebacate, diisooctyl azelate, two different decayl esters of azelaic acid, dioctyl phthalate, Convoil 20, sebacic acid two (eicosyl) ester, linoleic acid dimer, the sebacic acid by a mole and two moles the TEG and the complex ester of two moles of 2 ethyl hexanoic acids reaction formation, or the like.
Being suitable for the olefiant ester of making a match also comprises by C 5-12The ester of monocarboxylic acid and polyvalent alcohol preparation and polyol ethers be such as dimethyltrimethylene glycol, TriMethylolPropane(TMP), tetramethylolmethane, Dipentaerythritol, tripentaerythritol, or the like.
Therefore, the base oil that can be used for preparing composition described herein can be selected from any base oil in the I-V group shown in API (API) the base oil interchange guidelines.Such base oil group is as follows:
I group comprises and is lower than 90% saturation ratio and/or is higher than 0.03% sulphur and viscosity index is greater than or equal to 80 and be lower than 120; II group comprises and is greater than or equal to 90% saturation ratio and is less than or equal to 0.03% sulphur and viscosity index is greater than or equal to 80 and be lower than 120; III group comprises and is greater than or equal to 90% saturation ratio and is less than or equal to 0.03% sulphur and viscosity index is greater than or equal to 120; The IV group is polyalphaolefin (PAO); The V group comprises all other base stocks that do not belong to I, II, III or IV group.
The testing method that is used to limit above-mentioned group be used for saturation ratio ASTM D2007, be used for viscosity index ASTM D2270, be used for the ASTM D2622,4249, one of 4927 and 3120 of sulphur.
IV organizes base stock, and promptly polyalphaolefin (POA) comprises that the most important method of hydrogenant alpha-olefin oligomer, oligomerization is free radical proceed, Ziegler catalysis and positively charged ion, Friedel-Crafts catalysis.
Polyalphaolefin is generally 2-100cSt 100 ℃ viscosity, is 4-8cSt at 100 ℃ for example.They for example can be the oligomers with straight or branched alpha-olefin of about 30 carbon atoms of about 2-, and limiting examples comprises polypropylene, polyisobutene, poly-1-butylene, gathers-the 1-hexene, gathers-1-octene and poly--1-decene.Comprise homopolymer, multipolymer and mixture.
Consider the balance of above-mentioned base stock, " I organizes base stock " also comprises I group base stock, and it can mix mutually with one or more other group base stock, and condition is the characteristic that the gained mixture has above-mentioned I group base stock.
Exemplary base stock comprises the mixture of I group base stock and II group base stock and the refining thick oil material (bright stock) of I group.
Be applicable to that the base stock that uses can include but not limited to distillation, solvent refined, hydrogen treat, oligomerization, esterification and refining again by multiple diverse ways preparation herein.
Base oil can be the oil that derives from the synthetic hydrocarbon of Fischer-Tropsch.The synthetic hydrocarbon of Fischer-Tropsch can be by comprising H 2Use the Fischer-Tropsch Preparation of Catalyst with the synthesis gas of CO.These hydrocarbon need further to handle to be suitable as base oil usually.For example, these hydrocarbon can be according to U.S. Patent No. 6,103, and disclosed method is carried out hydroisomerizing in 099 or 6,180,575; According to U.S. Patent No. 4,943, disclosed method is carried out hydrocracking and hydroisomerizing in 672 or 6,096,940; According to U.S. Patent No. 5,882, disclosed method dewaxing in 505; Perhaps use U.S. Patent No. 6,013, disclosed method hydroisomerizing and dewaxing in 171,6,080,301 or 6,165,949.
Unrefined, purified and purified oil again, no matter be above disclosed mineral type or synthesis type (with and any two or more mixture) all can be used in the base oil.Unrefined oil is directly to be obtained and the not further oil of handling by mineral or synthetic source.For example, the shale oil that directly obtains by destructive distillation operation, the oil that directly obtains by predistillation, or directly obtain and need not further handling the ester oil that uses by esterification process.Refining oil is not with refining oil is not similar, but they are further handled and improved one or more character through a step or multistep purification step.The known many such purification techniques of those skilled in the art are such as solvent extraction, secondary distillation, acid or alkali extraction, filtration, diafiltration etc.Obtain the used method of refining oil and be applied to standby refining oil and just can obtain refining oil again by being similar to.Such refining oil is also referred to as recovered oil or handling oil again, and usually also through removing technical finesses such as consumption of additives, pollutent and oily degraded product.
Randomly, other component can be present in the lubricant compositions.The limiting examples of other component comprises anti-wear agent, dispersion agent, thinner, defoamer, demulsifying compound, defoamer, stopping agent, ultimate pressure agent, sealed expander, antioxidant, pour point reducer, rust-preventive agent and friction modifiers.
This paper also discloses and has used disclosed lubricant compositions lubrication machine such as automobile gear, the fixing method of wheel box (comprising industrial gear) and/or axletree.On the other hand; disclose and improved machine, comprised disclosed lubricant compositions is positioned over machine such as automobile gear, fixedly in wheel box (comprising industrial gear) and/or the axletree such as automobile gear, the fixedly wear-resistant protection and thermally-stabilised one of at least the method for wheel box (comprising industrial gear) and/or axletree.Method by ASTM D6121 and/or ASTM D5704 is also disclosed, and/or the method for maintenance GL-5 and/or SAE J2360 performance, comprise with disclosed lubricating composition oilgear and/or axle.
Embodiment
Embodiment 1-lubricant compositions
Use known technology and method to prepare lubricant compositions.The proportional quantity that is used to prepare this lubricant compositions is provided in the table 1.
Table 1
The formula III compound 0.20-1
The succinimide dispersants of boronation not 0.5-2
The succinimide dispersants of boronation 0.5-2
Base oil 40-90
Olefin copolymer VII 0-20
Sealed expander 0-10
The EP/AW agent 4-6
Pour point reducer 2.5-5
Anti-amine erosion agent 1-2
Defoamer 0.1-2
Demulsifying compound 0-0.5
Stopping agent 0.1-1
Embodiment 2-L60-1 test
Prepare some lubricant compositions and carry out L60-1 test (oxidation susceptibility test: L60-1 (ASTMD5704)).This L60-1 test is designed to the thermostability and the oxidative stability of testing gears oil.Interpellation by L60-1 test is in table 2.
Table 2
The carbon glossy surface 7.5 minute
Sludge 9.4 minute
% 100 ℃ of following kinetic viscosities increases Be 100 to the maximum
Pentane insolubles % Be 3% to the maximum
Toluene insolubles % Be 2% to the maximum
Proportioning based on embodiment 1 has prepared four kinds of preparations.These preparations have stood ASTM D5704.Test result is shown in Table 3.
Table 3
The succimide dispersion agent of formula III/boronation By 50
The succimide dispersion agent of formula III/boronation By 300
The succimide dispersion agent of boronation of formula III/not Failure 50
The succimide dispersion agent of no formula III/boronation Failure 50
The succimide dispersion agent of boronation of no formula III/not Failure 50
As implied above, the gear oil that as seen comprises sulfur-bearing, P contained compound and boron-containing compound has shown the performance of passing through ASTM D5704.It should be noted that ASTM D5704 only need be 50 hours the result that passes through.But this test can be revised as 300 hours.The composition of this paper has also passed through test under this modification level.
For the purpose of the claim of this specification sheets and appendix, except as otherwise noted, numeral, per-cent or the ratio of all expression quantity and be used for specification sheets and other numerical value of claim all will be interpreted as by term " about " in all cases and modify.Therefore, unless opposite explanation is arranged, the digital parameters of illustrating in the specification sheets below and the claim of appendix is an approximate number, and it depends on the character of the required acquisition of this paper and can change.At least, but not be intended to the application's instruction is limited to the scope of claims, each digital parameters should be considered the important numbers of being reported at least and adopt the common technology analysis of rounding up.
Should point out that used as the claim of this specification sheets and appendix, " a kind of " of singulative, " one " and " being somebody's turn to do " unless clearly and undoubtedly the free burial ground for the destitute is restricted to single form, otherwise have comprised plural form.Thus, for example, " a kind of antioxidant " comprises the antioxidant that two or more are different.As used herein, term " comprises " and grammer distortion means nonrestrictively, and the project described in the table is not got rid of other similar project thus, and it is alternative or add in the Listed Items.
Although described specific embodiment, this area practitioner or technician can carry out imprevision or present unpredictalbe replacement, modification, change, improvement and substantial equivalence transformation.Therefore, all these refills, modification, change and substantial Equivalent can be revised and be intended to comprise to claims of appendix during application.

Claims (17)

1, a kind of lubricant compositions, contain:
Boron-containing compound; With
At least a sulfur-bearing, P contained compound and salt thereof.
2, the composition of claim 1, wherein sulfur-bearing, P contained compound are formula (II) compounds:
Figure A2006101718320002C1
R wherein 1, R 2, R 3, R 4, R 5And R 6Independently be selected from hydrogen, itrile group and contain the alkyl of about 30 carbon atoms of the 1-that has an appointment.
3, the composition of claim 1, wherein the salt of sulfur-bearing, P contained compound is formula (III) compound:
R wherein 1, R 2, R 3, R 4, R 5, R 6, R 7, R 8And R 9Independently be selected from hydrogen, itrile group and contain the alkyl of about 30 carbon atoms of the 1-that has an appointment.
4, the method for lubricated automobile gear comprises that the lubricant compositions that uses claim 1 is as lubricant.
5, improve the method for automobile gear wear Protection, comprise the lubricant compositions according to claim 1 is positioned in the automobile gear.
6, improve the method for automobile gear thermostability, comprise the lubricant compositions according to claim 1 is positioned in the automobile gear.
7, the method for lubricated axletree comprises that the lubricant compositions that uses claim 1 is as lubricant.
8, improve the method for axletree wear Protection, comprise the composition according to claim 1 is positioned in the axletree.
9, improve the method for axletree thermostability, comprise the composition according to claim 1 is positioned in the axletree.
10, the lubricated fixedly method of wheel box comprises that the lubricant compositions that uses claim 1 is as lubricant.
11, improve the method for wear Protection in the fixing wheel box, comprise the lubricant compositions according to claim 1 is positioned over fixedly in the wheel box.
12, improve the method for thermostability in the fixing wheel box, comprise the lubricant compositions according to claim 1 is positioned over fixedly in the wheel box.
13, by the method for ASTM D5704, comprise the lubricant compositions oilgear of use according to claim 1.
14, by the method for ASTM D5704, comprise the lubricant compositions oilgear of use according to claim 1 at least about 300 hours.
15, keep the method for GL-5 and/or SAE J2360 performance, comprise the lubricant compositions oilgear of use according to claim 1.
16, lubricant compositions, it contains the reaction product of boron-containing compound and sulfur-bearing, P contained compound and nitrogenous compound.
17, the method for preparing lubricant compositions comprises at least a blend in boron-containing compound and sulfur-bearing, P contained compound and the salt thereof.
CN 200610171832 2005-11-09 2006-11-08 Lubricant composition Pending CN1978603A (en)

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CN103946352A (en) * 2011-11-15 2014-07-23 雪佛龙奥伦耐有限责任公司 Glycerol-containing functional fluid
CN110072982A (en) * 2016-10-31 2019-07-30 雅富顿化学公司 Lubricant additive compositions and application thereof comprising phosphorus-containing compound

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WO2010011702A1 (en) * 2008-07-23 2010-01-28 The Lubrizol Corporation Method of lubricating a tractor hydraulic
CN111108182B (en) * 2017-08-16 2022-06-28 路博润公司 Lubricating composition for hybrid electric vehicle transmission

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103946352A (en) * 2011-11-15 2014-07-23 雪佛龙奥伦耐有限责任公司 Glycerol-containing functional fluid
CN110072982A (en) * 2016-10-31 2019-07-30 雅富顿化学公司 Lubricant additive compositions and application thereof comprising phosphorus-containing compound
CN110072982B (en) * 2016-10-31 2020-07-24 雅富顿化学公司 Lubricant additive composition comprising phosphorus-containing compound and use thereof

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