CN116925832A - Manual gearbox oil additive composition and application thereof - Google Patents
Manual gearbox oil additive composition and application thereof Download PDFInfo
- Publication number
- CN116925832A CN116925832A CN202210330662.XA CN202210330662A CN116925832A CN 116925832 A CN116925832 A CN 116925832A CN 202210330662 A CN202210330662 A CN 202210330662A CN 116925832 A CN116925832 A CN 116925832A
- Authority
- CN
- China
- Prior art keywords
- additive composition
- parts
- manual transmission
- transmission oil
- oil additive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 82
- 239000000654 additive Substances 0.000 title claims abstract description 63
- 230000000996 additive effect Effects 0.000 title claims abstract description 58
- 239000003921 oil Substances 0.000 claims abstract description 67
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 33
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 33
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 16
- 239000011733 molybdenum Substances 0.000 claims abstract description 16
- 239000002270 dispersing agent Substances 0.000 claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003599 detergent Substances 0.000 claims abstract description 11
- 239000011593 sulfur Substances 0.000 claims abstract description 11
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 11
- 238000005461 lubrication Methods 0.000 claims abstract description 10
- 239000003607 modifier Substances 0.000 claims abstract description 10
- 229910001369 Brass Inorganic materials 0.000 claims abstract description 6
- 229910000906 Bronze Inorganic materials 0.000 claims abstract description 6
- 239000010951 brass Substances 0.000 claims abstract description 6
- 239000010974 bronze Substances 0.000 claims abstract description 6
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims abstract description 6
- -1 2-ethylhexyl Chemical group 0.000 claims description 54
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 claims description 48
- 230000005540 biological transmission Effects 0.000 claims description 38
- 229960002317 succinimide Drugs 0.000 claims description 24
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 20
- 239000011701 zinc Substances 0.000 claims description 20
- 229910052725 zinc Inorganic materials 0.000 claims description 20
- 239000002199 base oil Substances 0.000 claims description 18
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 14
- 239000011777 magnesium Substances 0.000 claims description 14
- 229910052749 magnesium Inorganic materials 0.000 claims description 14
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 14
- 150000004982 aromatic amines Chemical group 0.000 claims description 13
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 12
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 11
- 239000011707 mineral Substances 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 9
- 239000011575 calcium Substances 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 8
- 159000000007 calcium salts Chemical class 0.000 claims description 8
- 239000005077 polysulfide Substances 0.000 claims description 8
- 229920001021 polysulfide Polymers 0.000 claims description 8
- 150000008117 polysulfides Polymers 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 7
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 6
- 229920002367 Polyisobutene Polymers 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 4
- 150000004996 alkyl benzenes Chemical class 0.000 claims description 3
- RZRNAYUHWVFMIP-HXUWFJFHSA-N glycerol monolinoleate Natural products CCCCCCCCC=CCCCCCCCC(=O)OC[C@H](O)CO RZRNAYUHWVFMIP-HXUWFJFHSA-N 0.000 claims description 3
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 239000013638 trimer Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- LJKQIQSBHFNMDV-UHFFFAOYSA-N 7-thiabicyclo[4.1.0]hepta-2,4-dien-6-ol Chemical compound C1=CC=CC2(O)C1S2 LJKQIQSBHFNMDV-UHFFFAOYSA-N 0.000 claims 4
- 239000003513 alkali Substances 0.000 claims 2
- 239000002585 base Substances 0.000 claims 2
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical compound NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 claims 2
- 239000012990 dithiocarbamate Substances 0.000 claims 2
- 125000004920 4-methyl-2-pentyl group Chemical group CC(CC(C)*)C 0.000 claims 1
- DJGVPBIMUULMRS-UHFFFAOYSA-N C(CCCCCCCCCCCCCCCCC)N.P(=O)(OCCCCCC(C)C)(O)O Chemical compound C(CCCCCCCCCCCCCCCCC)N.P(=O)(OCCCCCC(C)C)(O)O DJGVPBIMUULMRS-UHFFFAOYSA-N 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 125000005233 alkylalcohol group Chemical group 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 150000003751 zinc Chemical class 0.000 claims 1
- ZWAMPTZQYZFHBO-UHFFFAOYSA-L zinc;2-ethylhexoxy-(2-ethylhexylsulfanyl)-oxido-sulfanylidene-$l^{5}-phosphane Chemical compound [Zn+2].CCCCC(CC)COP([O-])(=S)SCC(CC)CCCC.CCCCC(CC)COP([O-])(=S)SCC(CC)CCCC ZWAMPTZQYZFHBO-UHFFFAOYSA-L 0.000 claims 1
- UXHYTRGVMSDNEI-UHFFFAOYSA-L zinc;4-methylpentan-2-yloxy-(4-methylpentan-2-ylsulfanyl)-oxido-sulfanylidene-$l^{5}-phosphane Chemical compound [Zn+2].CC(C)CC(C)OP([O-])(=S)SC(C)CC(C)C.CC(C)CC(C)OP([O-])(=S)SC(C)CC(C)C UXHYTRGVMSDNEI-UHFFFAOYSA-L 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 abstract description 13
- 230000003647 oxidation Effects 0.000 abstract description 12
- 238000005260 corrosion Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 11
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 5
- 239000004917 carbon fiber Substances 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 17
- 229920000642 polymer Polymers 0.000 description 15
- 238000012360 testing method Methods 0.000 description 11
- 125000001769 aryl amino group Chemical group 0.000 description 10
- 238000011156 evaluation Methods 0.000 description 10
- 239000010687 lubricating oil Substances 0.000 description 9
- JFGVTUJBHHZRAB-UHFFFAOYSA-N 2,6-Di-tert-butyl-1,4-benzenediol Chemical compound CC(C)(C)C1=CC(O)=CC(C(C)(C)C)=C1O JFGVTUJBHHZRAB-UHFFFAOYSA-N 0.000 description 5
- 150000001447 alkali salts Chemical class 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 229920002521 macromolecule Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- PYGXAGIECVVIOZ-UHFFFAOYSA-N Dibutyl decanedioate Chemical compound CCCCOC(=O)CCCCCCCCC(=O)OCCCC PYGXAGIECVVIOZ-UHFFFAOYSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- VNTXONBESJNLBI-UHFFFAOYSA-N dinonyl decanedioate Chemical compound CCCCCCCCCOC(=O)CCCCCCCCC(=O)OCCCCCCCCC VNTXONBESJNLBI-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000005609 naphthenate group Chemical group 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229960001860 salicylate Drugs 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/046—Overbasedsulfonic acid salts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
- C10M2219/068—Thiocarbamate metal salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/08—Thiols; Sulfides; Polysulfides; Mercaptals
- C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/08—Thiols; Sulfides; Polysulfides; Mercaptals
- C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
- C10M2219/087—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Derivatives thereof, e.g. sulfurised phenols
- C10M2219/089—Overbased salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/043—Ammonium or amine salts thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/049—Phosphite
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
- C10M2227/06—Organic compounds derived from inorganic acids or metal salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
- C10M2227/06—Organic compounds derived from inorganic acids or metal salts
- C10M2227/066—Organic compounds derived from inorganic acids or metal salts derived from Mo or W
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/04—Detergent property or dispersant property
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/72—Extended drain
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
- C10N2040/044—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives for manual transmissions
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Abstract
The invention discloses a manual gearbox oil additive composition, which specifically comprises 5-20 parts of an antioxidant and antiwear multifunctional additive; 1.5 to 10 parts of sulfur-containing extreme pressure agent; 20-40 parts of antiwear dispersant; 30-50 parts of high-temperature detergent; high-temperature antioxidant: 5-15 parts; friction modifier: 3.5-20 parts; the invention also discloses application of the manual gearbox oil additive composition, which can prepare the manual gearbox oil with the viscosity grades of 75W-80, 75W-85 and 75W-90; the lubrication device is also suitable for lubrication of a manual gearbox or an automatic gearbox of a commercial vehicle, which contains brass, bronze, molybdenum spraying and carbon fiber synchronizers; the additive composition for the manual gearbox oil has low additive amount, good synchronizer durability, thermal oxidation stability, pitting resistance, corrosion resistance and friction characteristics, particularly excellent wear resistance, and provides good protection for a power output shaft and a gear of the manual gearbox.
Description
Technical Field
The invention belongs to the technical field of lubricating oil and lubricating oil additives, and in particular relates to a manual gearbox oil additive composition
The invention also relates to the use of the manual transmission oil additive composition.
Background
The manual gearbox is composed of a gear transmission structure, power is output by an engine, and the change of transmission torque is completed in the process of engagement of a clutch and a gear. From the view of the hardware structure and the operation process, two key requirements for oil lubrication are provided: 1. the gear structure is ensured not to be worn in the meshing process; 2. and the torque transmission stability in the gear synchronization process is ensured. Therefore, the manual transmission oil requires excellent extreme pressure antiwear properties and synchronizer durability. In addition, in order to ensure the stability of the gearbox in long-term operation, the oil product is required to have excellent oxidation resistance, shear stability and corrosion resistance. For many years, manual gearbox oil is not unified and standardized, API GL-4 oil is commonly used, and in the actual use process, problems of oil sludge, paint film and sediment, sealing leakage, synchronizer lubrication failure and the like occur in the gearbox, and the synchronous performance, thermal oxidation stability, adaptability with sealing materials and the like of the manual gearbox oil need to be improved;
CN106479653B reports a manual gearbox oil for light vehicles and a preparation method thereof, wherein the base oil is formed by compounding mineral base oil and synthetic base oil according to a mass ratio of 4:1. The metal passivating agent consists of a mixture of clay and alkaline compound with the mass of 3:1; the cleaning dispersant is a mixture of one of alkyl salicylate and naphthenate and ashless phosphate in a mass ratio of 4:1. CN103374452a reports a manual transmission lubricating oil composition meeting the vehicle gear oil viscosity grade of 75W/80 or 75W/85, having excellent high-low temperature performance, corrosion resistance, rust resistance, shear resistance, and particularly having excellent synchronizer friction performance. CN105602691a reports an energy-saving manual gearbox oil and a preparation method thereof, wherein the base oil adopts dinonyl sebacate, dibutyl sebacate and the like. At present, some manual gearbox oil exists in the market, but the viscosity grades covered by published reports are concentrated at 75W/80 and 75W-85, and synthetic base oil is mostly adopted, so that the manual gearbox oil is mainly suitable for lubricating a gearbox of a light vehicle;
the additive composition of the present invention is added to mineral or synthetic base oils at 5.85wt% relative to the prior art to produce 75W-80, 75W-85, 75W-90 viscosity grade manual transmission oils. The additive composition for the manual gearbox oil has low additive amount, good synchronizer durability, thermal oxidation stability, corrosion resistance and friction characteristics, particularly excellent wear resistance, and provides good protection for a power output shaft and gears of the manual gearbox. The manual gearbox oil blended by the composition is suitable for lubrication of passenger cars, commercial cars manual gearboxes (MT) or manual-automatic gearboxes (AMT) containing synchronizers of brass, bronze, molybdenum spraying, carbon fibers and the like, and can not only meet the lubrication of light car gearboxes, but also meet the lubrication of heavy car gearboxes.
Disclosure of Invention
The invention aims to provide a manual gearbox oil additive composition, and the aim of reducing the dosage is achieved by using a series of multifunctional additives.
In order to achieve the above object, careful study on the properties of each component in the additive composition is conducted, and the antiwear property and synchronizer durability of the composition are mainly focused, and meanwhile, the mutual synergistic effect among the additives is investigated with the aim of thermal oxidation stability, corrosion resistance and friction property; in order to examine the components, proportions and performances of each additive, the invention adopts the following test methods for simulation evaluation, GB/T5906 method for evaluating the thermal oxidation stability of copper sheet corrosion test of petroleum products, GB/T3142 method for measuring the extreme pressure performance of lubricating oil, NB/SH/T0189 method for measuring the wear resistance of lubricating oil, SH/T0059 method for measuring the evaporation loss of lubricating oil Noah method, NB/SH/T0847 method for measuring the friction and wear of the extreme pressure lubricating oil SRV test machine, SH/T0209 method for measuring the thermal stability of lubricating oil, SH/T0755 method for evaluating the thermal oxidation stability of manual gearbox oil and rear axle oil (L-60-1 method), and adopts FZG SSP-180 method for evaluating the performance of lubricating oil compositions for evaluating the FZG gear machine test, NB/SH/T0925 method for evaluating the synchronous engagement durability of manual gearbox oil.
The technical scheme adopted by the invention is that the manual gearbox oil additive composition specifically comprises the following components in parts by weight: an antioxidant antiwear multifunctional additive: 5-20 parts; sulfur-containing extreme pressure agent: 1.5-10 parts; antiwear dispersant: 20-40 parts; high temperature detergent: 30-50 parts; high-temperature antioxidant: 5-15 parts; friction modifier: 3.5 to 20 portions.
The invention is also characterized in that:
wherein the antioxidant and antiwear multifunctional additive is one or more of zinc dialkyl dithiophosphate, diamyl dithiocarbamic acid amine and diamyl dithiocarbamic acid copper; preferably, the weight part of the antioxidant and antiwear multifunctional additive is 5-15 parts;
wherein the zinc dialkyl dithiophosphate salt is one or more of zinc bis (2-ethylhexyl) dithiophosphate basic salt, zinc bis (4-methyl-2-amyl) dithiophosphate basic salt, zinc bis (2-ethylhexyl) arylamino dithiophosphate and zinc bis (4-methyl-2-amyl) arylamino dithiophosphate;
wherein the sulfur-containing extreme pressure agent is cyclohexyl alkyl formate polysulfide, and preferably, the weight part of the sulfur-containing extreme pressure agent is 1.5-5 parts;
wherein the alkyl cyclohexanecarboxylate polysulfide has the structure:
wherein m is a positive integer from 1 to 4, preferably m is 2 or 3, R1 is a linear or branched C1-C10 hydrocarbon group, preferably R1 is a linear or branched C3-C6 hydrocarbon group;
wherein the antiwear dispersant is macromolecule succinimide containing aromatic amine groups, macromolecule succinimide containing molybdenum or a mixture of any combination of the macromolecule succinimide and the molybdenum; preferably, the weight part of the antiwear dispersant is 25-40 parts;
wherein the structure of the polymer succinimide containing aromatic amine groups is as follows:
wherein PIB is polyisobutene having a molecular weight of 1500 to 2500, R2 is a hydrogen atom or a methyl or methoxy group, preferably a hydrogen atom;
wherein the high-temperature detergent is a mixture of ultrahigh base number magnesium sulfonate with TBN of more than 400 and sulfurized alkylphenol calcium salt with TBN of 200, and the mass ratio of the magnesium sulfonate is as follows: the sulfurized alkylphenol calcium salt is 1 to 4:1, preferably 1 to 2:1, a step of; preferably, the high temperature detergent is 30-40 parts by weight;
wherein, the magnesium sulfonate with the ultra-high base number and the TBN of more than 400 is formed by adopting 80 weight percent of linear heavy alkylbenzene sulfonic acid and 20 weight percent of C11-C14 long-chain sulfonic acid as raw materials for phase inversion; the alkyl calcium phenol sulfide with TBN of 200 is compounded by high-base number alkyl calcium phenol sulfide dimer with TBN of 250, alkyl calcium phenol sulfide trimer, alkyl calcium phenol sulfide tetramer and low-base number alkyl calcium phenol sulfide with TBN of 130;
wherein the high-temperature antioxidant is 3- (3, 5-di-tert-butyl-4-hydroxy phenol) alkyl propionate antioxidant; preferably, the high-temperature antioxidant is 5-10 parts by weight;
wherein the alkyl alcohol ester antioxidant of 3- (3, 5-di-tert-butyl-4-hydroxy phenol) propionic acid has the following structure:
wherein R3 is a linear or branched C8-C18 hydrocarbon group, preferably a linear or branched C8-C15 hydrocarbon group;
wherein the friction modifier is diisooctyl phosphite, or isooctyl phosphite octadecyl enamine salt, or isooctyl phosphate octadecyl enamine salt, or boronated glycerol monooleate diester, or boronated glycerol oleic acid triester, or a mixture of any combination thereof; preferably, the friction modifier is 3.5-15 parts by weight;
the invention also provides application of the manual transmission oil additive composition, which comprises the steps of adding all components of the composition into a container according to a proportion, and evenly dissolving all the components under the condition of 50-60 ℃ for 2 hours to obtain the manual transmission oil additive composition; using this additive composition to 5.85wt% into mineral or synthetic base oils, a 75W-80, 75W-85, 75W-90 viscosity grade manual transmission oil can be prepared;
the manual gearbox oil blended by the composition is suitable for lubrication of passenger cars, commercial car manual gearboxes (MT) or manual-automatic gearboxes (AMT) containing brass, bronze, molybdenum spraying and carbon fiber synchronizers.
The beneficial effects of the invention are as follows:
the invention uses the cyclohexyl alkyl formate polysulfide with a special structure as the sulfur-containing agent, and the cyclohexyl alkyl formate polysulfide is compounded with the antioxidant and antiwear multifunctional additive, thereby not only having better corrosion resistance, but also ensuring that the oil product has outstanding extreme pressure antiwear performance, and well protecting the power output shaft and the gear of the manual gearbox;
the high-temperature detergent is compounded by adopting a certain proportion of ultrahigh base number magnesium sulfonate with TBN more than 400 and sulfurized alkylphenol calcium salt with TBN at 200, and the magnesium sulfonate and the sulfurized alkylphenol calcium salt have good synergistic effect, so that the dynamic friction coefficient of the oil product can be improved, the static friction coefficient can be reduced, the idle running between gear cones can be prevented, and the problem of durability of the oil product to different synchronizer materials can be well solved;
the polymer succinimide containing aromatic amine groups with special structures or the polymer succinimide containing molybdenum is used as an antiwear dispersant, so that the dual functions of improving the high-temperature detergency and friction characteristics of oil products are achieved;
the 3- (3, 5-di-tert-butyl-4-hydroxy phenol) alkyl propionate antioxidant is selected to be compounded with the antiwear dispersant, so that the oil product has excellent thermal oxidation stability at high temperature, and the service life of the oil product is prolonged.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The following describes the present invention in detail, and the present examples are implemented on the premise of the technical solution of the present invention, and detailed embodiments and processes are given, but the scope of protection of the present invention is not limited to the following examples, in which the experimental methods of specific conditions are not noted, and generally according to conventional conditions.
The invention provides a manual gearbox oil additive composition, which comprises the following components in percentage by weight: an antioxidant antiwear multifunctional additive: 5-20 parts; sulfur-containing extreme pressure agent: 1.5-10 parts; antiwear dispersant: 20-40 parts; high temperature detergent: 30-50 parts; high-temperature antioxidant: 5-15 parts; friction modifier: 3.5-20 parts;
the antioxidant antiwear multifunctional additive is one or a mixture of more of zinc dialkyl dithiophosphate, diamyl dithiocarbamic acid amine and diamyl dithiocarbamic acid copper; preferably, the weight part of the antioxidant and antiwear multifunctional additive is 5-15 parts; the zinc dialkyl dithiophosphate is one or more of zinc bis (2-ethylhexyl) dithiophosphate basic salt, zinc bis (4-methyl-2-amyl) dithiophosphate basic salt, zinc bis (2-ethylhexyl) arylamino dithiophosphate and zinc bis (4-methyl-2-amyl) arylamino dithiophosphate;
the sulfur-containing extreme pressure agent is cyclohexyl alkyl formate polysulfide, preferably, the weight part of the sulfur-containing extreme pressure agent is 1.5-5 parts; the structure of the alkyl cyclohexanecarboxylate polysulfide is:
wherein m is a positive integer from 1 to 4, preferably m is 2 or 3, R1 is a linear or branched C1-C10 hydrocarbon group, preferably R1 is a linear or branched C3-C6 hydrocarbon group;
the antiwear dispersant is polymer succinimide containing aromatic amine groups, molybdenum-containing polymer succinimide or a mixture of any two of the polymer succinimide and the molybdenum-containing polymer succinimide; preferably, the weight part of the antiwear dispersant is 25-40 parts; the structure of the polymer succinimide containing the aromatic amine group is as follows:
wherein PIB is polyisobutene having a molecular weight of 1500 to 2500, R2 is a hydrogen atom or a methyl or methoxy group, preferably a hydrogen atom;
the high-temperature detergent is a mixture of ultrahigh base number magnesium sulfonate with TBN more than 400 and sulfurized alkylphenol calcium salt with TBN at 200, and the mass ratio of the magnesium sulfonate is as follows: the sulfurized alkylphenol calcium salt is 1 to 4:1, preferably 1 to 2:1, a step of; preferably, the high temperature detergent is 30-40 parts by weight; the super-high base number magnesium sulfonate with TBN more than 400 is formed by adopting 80wt% of linear heavy alkylbenzene sulfonic acid and 20wt% of C11-C14 long-chain sulfonic acid as raw materials for phase inversion; the alkyl calcium phenol sulfide with TBN of 200 is compounded by high-base number alkyl calcium phenol sulfide dimer with TBN of 250, alkyl calcium phenol sulfide trimer, alkyl calcium phenol sulfide tetramer and low-base number alkyl calcium phenol sulfide with TBN of 130;
the high-temperature antioxidant is 3- (3, 5-di-tert-butyl-4-hydroxy phenol) alkyl propionate antioxidant; preferably, the high-temperature antioxidant is 5-10 parts by weight; the structure of the 3- (3, 5-di-tert-butyl-4-hydroxy phenol) alkyl propionate antioxidant is as follows:
wherein R3 is a linear or branched C8-C18 hydrocarbon group, preferably a linear or branched C8-C15 hydrocarbon group;
the friction modifier is diisooctyl phosphite, isooctyl phosphite octadecyl amine salt, isooctyl phosphate octadecyl amine salt, boronated glycerol monooleate diester, boronated glycerol oleic acid triester, or a mixture of any combination of the above; preferably, the friction modifier is 3.5 to 15 parts by weight.
The invention also provides application of the manual transmission oil additive composition, each component of the composition is added into a container according to the proportion, and the composition is blended for 2 hours under the condition of 50-60 ℃ until each component is uniformly dissolved, so that the manual transmission oil additive composition is obtained; using this additive composition to 5.85wt% into mineral or synthetic base oils, a 75W-80, 75W-85, 75W-90 viscosity grade manual transmission oil can be prepared;
another application of the present invention is the lubrication of manual transmission oils blended with the composition for passenger cars, commercial car Manual Transmissions (MT) or Automated Manual Transmissions (AMT) containing brass, bronze, molybdenum spray, carbon fiber synchronizers.
Example 1:
the manual transmission oil additive composition (I) comprises: 10wt% of zinc bis (2-ethylhexyl) dithiophosphate basic salt, 1.5wt% of di-n-propyl cyclohexanecarboxylate disulfide, 40wt% of aromatic amine group-containing high molecular succinimide, 20wt% of ultrahigh base number magnesium sulfonate with TBN of 423, 20wt% of calcium alkylphenol sulfide with TBN of 208, 5wt% of pentadecyl 3- (3, 5-di-tert-butyl-4-hydroxyphenol) phenylpropionate, 3.5wt% of octadecyl amine isooctyl phosphate salt, and the total of the above components is 100wt%;
the additive composition (II) is the same as the composition (I) except that 10 weight percent of the zinc bis (2-ethylhexyl) dithiophosphate basic salt in the antioxidant antiwear multifunctional additive is replaced by 10 weight percent of the zinc bis (4-methyl-2-amyl) dithiophosphate basic salt;
the composition (III) is the same as the composition (I) except that 10 weight percent of zinc bis (2-ethylhexyl) dithiophosphate basic salt in the antioxidant antiwear multifunctional additive is replaced by 10 weight percent of zinc bis (2-ethylhexyl) arylamino dithiophosphate;
the composition (IV) is the same as the composition (I) except that 10 weight percent of the zinc bis (2-ethylhexyl) dithiophosphate basic salt in the antioxidant antiwear multifunctional additive is replaced by 10 weight percent of zinc bis (4-methyl-2-amyl) arylamino dithiophosphate;
by adopting the SRV tester simulation evaluation method, a small amount of oil samples can be utilized to simulate the thermal stability of the FZG bearing grade oil product; the test conditions were: the weight loss of the copper rod is mainly evaluated to be mg/200ml and the total sediment is mg/200ml after oxidation at 135 ℃ for 168 hours by introducing air to the steel rod and the copper rod catalyst;
compositions (I), (II), (III) and (IV) were each evaluated at 5.85% by weight in a 75W/80 mineral base oil, the properties of which are shown in Table 1 and the evaluation results are shown in Table 2;
TABLE 1 75W/80 composition and Properties of mineral base oils
Table 2 evaluation results of compositions (I) - (IV) in 75W/80 mineral base oil
The results in Table 2 show that the compositions have good copper sheet corrosion resistance and extreme pressure wear resistance; the zinc bis (2-ethylhexyl) dithiophosphate basic salt has better antiwear performance than other three antioxidant antiwear multifunctional additives; the zinc bis (2-ethylhexyl) arylamino dithiophosphate has better thermal oxidation stability than the other three antioxidant antiwear multifunctional additives.
Example 2:
the manual transmission oil additive composition (v) comprises: 15wt% of zinc bis (2-ethylhexyl) arylamino dithiophosphate basic salt, 5wt% of di-n-butyl cyclohexanecarboxylate, 25wt% of aromatic amine group-containing high polymer succinimide, 20wt% of ultrahigh base number magnesium sulfonate with TBN of 423, 10wt% of calcium alkylphenol sulfide with TBN of 208, 10wt% of n-octyl 3- (3, 5-di-tert-butyl-4-hydroxyphenol) propionate, and 15wt% of boronated glycerol oleic diester, wherein the sum of the components is 100wt%;
the additive composition (VI) is the same as the composition (V) except that 25 weight percent of the aromatic amine group-containing polymer succinimide in the antiwear dispersant is replaced by 25 weight percent of molybdenum-containing polymer succinimide;
the SRV testing machine simulation evaluation method is adopted to test the change condition of the friction coefficient of the oil product along with time under the same test condition, and under the general condition, the more stable the friction coefficient changes, the more favorable the stable operation of the synchronizer;
the high-temperature detergency of the oil product is tested by evaporation loss (SH/T0059, 250 ℃ for 1 h), a coke forming plate (plate temperature 320 ℃ C., oil temperature 150 ℃ C., 4 h) and dynamic micro-oxidation (CMOT, 230 ℃ C., oiling of 17.5-19.5 mug and air of 20 mL/min); compositions (V) and (VI) were each evaluated at 5.85% by weight in a 75W/90 mineral base oil, the properties of which are shown in Table 3, and the evaluation results are shown in Table 4.
TABLE 3 75W/90 composition and Properties of mineral base oils
Table 4 evaluation results of compositions (V) and (VI) in 75W/90 mineral base oil
From the table above, it can be seen that the friction coefficient of the aromatic amine group-containing polymer succinimide and the molybdenum-containing polymer succinimide are very stable in change, and have good synchronizer durability; the high-temperature detergency of the polymer succinimide containing aromatic amine groups is better than that of the polymer succinimide containing molybdenum.
Example 3:
the manual transmission oil additive composition (VII) comprises: 5% by weight of zinc bis (2-ethylhexyl) arylamino dithiophosphate basic salt, 10% by weight of zinc bis (2-ethylhexyl) arylamino dithiophosphate, 2.25% by weight of di-n-hexyl cyclohexanecarboxylate, 16% by weight of aromatic amine group-containing polymeric succinimide, 16% by weight of molybdenum-containing polymeric succinimide, 24% by weight of ultrahigh base number magnesium sulfonate having TBN 409, 12% by weight of calcium alkylphenol sulfide having TBN of 215, 5.5% by weight of nonylphenol 3- (3, 5-di-tert-butyl-4-hydroxyphenol) yl propionate, 9.25% by weight of diisooctyl phosphite, and the sum of the above components is 100% by weight.
Composition (VII) was added at 5.85wt% to 75W/85 synthetic base oil for evaluation, properties of the 75W/85 synthetic base oil are shown in Table 5, and evaluation results are shown in Table 6;
TABLE 5 composition and Properties of 75W/85 synthetic base oils
TABLE 6 evaluation results of the composition (VII) of example 3
As can be seen from the above table, the manual transmission oil additive composition of composition (VII) passed the FZG gear load stage test, the FZG pitting corrosion test, the L-60-1 oxidation test and the SSP180 synchronous durability test of different materials. Has good synchronizer durability, thermal oxidation stability, pitting corrosion resistance, corrosion resistance and friction characteristics, particularly, the average wear rate is low, which shows that the wear resistance is excellent, and the power output shaft and gears of the manual gearbox are well protected. The lubricating device is suitable for lubricating passenger cars, manual gearboxes (MT) of commercial vehicles or manual-automatic gearboxes (AMT) of synchronizers of various materials including brass, bronze, molybdenum spraying, carbon fibers and the like.
The invention is capable of other and different embodiments and its several modifications and variants will be apparent to those skilled in the art from the description herein, but these modifications and variants are intended to fall within the scope of the claims.
Claims (14)
1. The manual gearbox oil additive composition is characterized by comprising the following specific components in parts by weight: an antioxidant antiwear multifunctional additive: 5-20 parts; sulfur-containing extreme pressure agent: 1.5-10 parts; antiwear dispersant: 20-40 parts; high temperature detergent: 30-50 parts; high-temperature antioxidant: 5-15 parts; friction modifier: 3.5 to 20 portions.
2. The manual transmission oil additive composition of claim 1, wherein the antioxidant antiwear multifunctional additive is a mixture of one or more of zinc dialkyldithiophosphate, diamyl dithiocarbamate, and diamyl dithiocarbamate; preferably, the weight portion of the antioxidant and antiwear multifunctional additive is 5-15 portions.
3. The manual transmission oil additive composition of claim 2 wherein the zinc salt of dialkyldithiophosphate is one or more of zinc bis (2-ethylhexyl) dithiophosphate, zinc bis (4-methyl-2-pentyl) dithiophosphate, zinc bis (2-ethylhexyl) arylamido dithiophosphate, zinc bis (4-methyl-2-pentyl) arylamido dithiophosphate.
4. The manual transmission oil additive composition according to claim 1, wherein the sulfur-containing extreme pressure agent is an alkyl cyclohexanecarboxylate polysulfide, preferably, the weight part of the sulfur-containing extreme pressure agent is 1.5 to 5 parts.
5. The manual transmission oil additive composition of claim 4 wherein the alkyl cyclohexanecarboxylate polysulfide has the structure:
wherein m is a positive integer of 1 to 4, preferably m is 2 or 3, R1 is a linear or branched C1-C10 hydrocarbon group, preferably R1 is a linear or branched C3-C6 hydrocarbon group.
6. The manual transmission oil additive composition of claim 1, wherein the antiwear dispersant is a polymeric succinimide containing an aromatic amine group, a molybdenum-containing polymeric succinimide, or a mixture of any combination thereof; preferably, the weight portion of the antiwear dispersant is 25-40.
7. The manual transmission oil additive composition of claim 6, wherein the aromatic amine group-containing polymeric succinimide has the structure:
in the formula, PIB is polyisobutene with a molecular weight of 1500-2500, R2 is a hydrogen atom or methyl or methoxy, preferably a hydrogen atom.
8. The manual transmission oil additive composition of claim 1, wherein the high temperature detergent is a mixture of ultra high base number magnesium sulfonate having a TBN greater than 400 and a sulfurized alkylphenol calcium salt having a TBN at 200, the magnesium sulfonate being: the sulfurized alkylphenol calcium salt is 1 to 4:1, preferably 1 to 2:1, a step of; preferably, the high temperature detergent is 30-40 parts by weight.
9. The manual transmission oil additive composition of claim 8, wherein the ultra-high base number magnesium sulfonate with TBN greater than 400 is phase-inverted from 80wt% linear heavy alkylbenzene sulfonic acid and 20wt% C11-C14 long chain sulfonic acid; the calcium alkyl phenol sulfide with TBN at 200 is compounded by high alkali number calcium alkyl phenol sulfide dimer with TBN at 250, calcium alkyl phenol sulfide trimer, calcium alkyl phenol sulfide tetramer and low alkali number calcium alkyl phenol sulfide with TBN at 130.
10. The manual transmission oil additive composition of claim 1 wherein the high temperature antioxidant is an alkyl alcohol 3- (3, 5-di-tert-butyl-4-hydroxyphenol) propionate antioxidant; preferably, the high-temperature antioxidant is 5-10 parts by weight.
11. The manual transmission oil additive composition of claim 10 wherein the alkyl 3- (3, 5-di-tert-butyl-4-hydroxyphenol) propionate antioxidant has the structure:
wherein R3 is a linear or branched C8-C18 hydrocarbon group, preferably a linear or branched C8-C15 hydrocarbon group.
12. The manual transmission oil additive composition of claim 1, wherein the friction modifier is diisooctyl phosphite, or isooctyl phosphite stearylamine salt, or isooctyl phosphate stearylamine salt, or boronated glycerol monooleate diester, or boronated glycerol oleic triester, or a mixture of any of the foregoing; preferably, the friction modifier is 3.5 to 15 parts by weight.
13. The use of the manual transmission oil additive composition according to any one of claims 1 to 12, wherein the components of the composition are added into a container according to a proportion, and mixed for 2 hours at 50 to 60 ℃ until the components are uniformly dissolved, thereby obtaining the manual transmission oil additive composition; using this additive composition, a 75W-80, 75W-85, 75W-90 viscosity grade manual transmission oil can be prepared at 5.85wt% addition to mineral or synthetic base oils.
14. Use of a manual transmission oil additive composition according to any one of claims 1 to 12, wherein the manual transmission oil blended with the composition is suitable for lubrication of passenger cars, commercial car Manual Transmissions (MT) or Automated Manual Transmissions (AMT) containing brass, bronze, molybdenum spray, carbon fibre synchronizers.
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