CN113789207A - Lubricating oil composition, elevator traction machine worm gear lubricating oil and preparation method thereof - Google Patents
Lubricating oil composition, elevator traction machine worm gear lubricating oil and preparation method thereof Download PDFInfo
- Publication number
- CN113789207A CN113789207A CN202110970496.5A CN202110970496A CN113789207A CN 113789207 A CN113789207 A CN 113789207A CN 202110970496 A CN202110970496 A CN 202110970496A CN 113789207 A CN113789207 A CN 113789207A
- Authority
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- China
- Prior art keywords
- lubricating oil
- content
- oil composition
- agent
- extreme pressure
- 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
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 104
- 239000000203 mixture Substances 0.000 title claims abstract description 66
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000003607 modifier Substances 0.000 claims abstract description 37
- 239000002199 base oil Substances 0.000 claims abstract description 33
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 25
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 19
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000000994 depressogenic effect Effects 0.000 claims abstract description 18
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 18
- 239000006078 metal deactivator Substances 0.000 claims abstract description 17
- 239000013556 antirust agent Substances 0.000 claims abstract description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 12
- 239000011593 sulfur Substances 0.000 claims abstract description 12
- 239000000654 additive Substances 0.000 claims abstract description 11
- 230000000996 additive effect Effects 0.000 claims abstract description 9
- -1 alkyl phosphate esters Chemical class 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 12
- 229930195729 fatty acid Natural products 0.000 claims description 12
- 239000000194 fatty acid Substances 0.000 claims description 12
- QDCPNGVVOWVKJG-VAWYXSNFSA-N 2-[(e)-dodec-1-enyl]butanedioic acid Chemical compound CCCCCCCCCC\C=C\C(C(O)=O)CC(O)=O QDCPNGVVOWVKJG-VAWYXSNFSA-N 0.000 claims description 11
- 229920000193 polymethacrylate Polymers 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- RUFPHBVGCFYCNW-UHFFFAOYSA-N 1-naphthylamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1 RUFPHBVGCFYCNW-UHFFFAOYSA-N 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 239000012188 paraffin wax Substances 0.000 claims description 9
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 8
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 8
- RYYWUUFWQRZTIU-UHFFFAOYSA-K thiophosphate Chemical group [O-]P([O-])([O-])=S RYYWUUFWQRZTIU-UHFFFAOYSA-K 0.000 claims description 8
- IKEHOXWJQXIQAG-UHFFFAOYSA-N 2-tert-butyl-4-methylphenol Chemical compound CC1=CC=C(O)C(C(C)(C)C)=C1 IKEHOXWJQXIQAG-UHFFFAOYSA-N 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 6
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 6
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 6
- 239000012964 benzotriazole Substances 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 229920013639 polyalphaolefin Polymers 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 claims description 6
- WJQOZHYUIDYNHM-UHFFFAOYSA-N 2-tert-Butylphenol Chemical compound CC(C)(C)C1=CC=CC=C1O WJQOZHYUIDYNHM-UHFFFAOYSA-N 0.000 claims description 5
- DMBHHRLKUKUOEG-UHFFFAOYSA-N N-phenyl aniline Natural products C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 4
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000005077 polysulfide Substances 0.000 claims description 4
- 229920001021 polysulfide Polymers 0.000 claims description 4
- 150000008117 polysulfides Polymers 0.000 claims description 4
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 claims description 3
- NISAHDHKGPWBEM-UHFFFAOYSA-N 2-(4-nonylphenoxy)acetic acid Chemical compound CCCCCCCCCC1=CC=C(OCC(O)=O)C=C1 NISAHDHKGPWBEM-UHFFFAOYSA-N 0.000 claims description 3
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical compound CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- GLOYGJPNNKTDIG-UHFFFAOYSA-N SC=1N=NSC=1S Chemical class SC=1N=NSC=1S GLOYGJPNNKTDIG-UHFFFAOYSA-N 0.000 claims description 3
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 claims description 3
- QQVGEJLUEOSDBB-KTKRTIGZSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(CO)(CO)CO QQVGEJLUEOSDBB-KTKRTIGZSA-N 0.000 claims description 3
- BFZUFHPKKNHSAG-UHFFFAOYSA-N [N].[P].[S] Chemical compound [N].[P].[S] BFZUFHPKKNHSAG-UHFFFAOYSA-N 0.000 claims description 3
- 150000001336 alkenes Chemical class 0.000 claims description 3
- BAZMYXGARXYAEQ-UHFFFAOYSA-N alpha-ethyl valeric acid Chemical compound CCCC(CC)C(O)=O BAZMYXGARXYAEQ-UHFFFAOYSA-N 0.000 claims description 3
- 150000005690 diesters Chemical class 0.000 claims description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 3
- 239000012990 dithiocarbamate Substances 0.000 claims description 3
- 150000004665 fatty acids Chemical class 0.000 claims description 3
- 150000002191 fatty alcohols Chemical class 0.000 claims description 3
- 238000010907 mechanical stirring Methods 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 3
- 229920001748 polybutylene Polymers 0.000 claims description 3
- 229920000151 polyglycol Polymers 0.000 claims description 3
- 239000010695 polyglycol Substances 0.000 claims description 3
- 229920005862 polyol Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- UGUHFDPGDQDVGX-UHFFFAOYSA-N 1,2,3-thiadiazole Chemical group C1=CSN=N1 UGUHFDPGDQDVGX-UHFFFAOYSA-N 0.000 claims description 2
- RAADJDWNEAXLBL-UHFFFAOYSA-N 1,2-di(nonyl)naphthalene Chemical compound C1=CC=CC2=C(CCCCCCCCC)C(CCCCCCCCC)=CC=C21 RAADJDWNEAXLBL-UHFFFAOYSA-N 0.000 claims description 2
- RTMHEEKALOHRAZ-UHFFFAOYSA-N 4-octadecyl-2H-benzotriazole Chemical class C(CCCCCCCCCCCCCCCCC)C1=CC=CC=2NN=NC21 RTMHEEKALOHRAZ-UHFFFAOYSA-N 0.000 claims description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 2
- RYYWUUFWQRZTIU-UHFFFAOYSA-N Thiophosphoric acid Chemical compound OP(O)(S)=O RYYWUUFWQRZTIU-UHFFFAOYSA-N 0.000 claims description 2
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical compound NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 claims description 2
- NWDTXGSUPILYAV-UHFFFAOYSA-N cyclopropane;formic acid Chemical compound C1CC1.OC=O NWDTXGSUPILYAV-UHFFFAOYSA-N 0.000 claims description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N naphthalene-acid Natural products C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims description 2
- 229920005606 polypropylene copolymer Polymers 0.000 claims description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
- 239000003925 fat Substances 0.000 claims 3
- 125000004119 disulfanediyl group Chemical group *SS* 0.000 claims 1
- 150000003580 thiophosphoric acid esters Chemical class 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052802 copper Inorganic materials 0.000 abstract description 5
- 239000010949 copper Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 239000012208 gear oil Substances 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 8
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 238000005536 corrosion prevention Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 150000004867 thiadiazoles Chemical class 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical class CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- YMGUBTXCNDTFJI-UHFFFAOYSA-N cyclopropanecarboxylic acid Chemical compound OC(=O)C1CC1 YMGUBTXCNDTFJI-UHFFFAOYSA-N 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- WDNQRCVBPNOTNV-UHFFFAOYSA-N dinonylnaphthylsulfonic acid Chemical compound C1=CC=C2C(S(O)(=O)=O)=C(CCCCCCCCC)C(CCCCCCCCC)=CC2=C1 WDNQRCVBPNOTNV-UHFFFAOYSA-N 0.000 description 1
- 150000004659 dithiocarbamates Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- VZCYOOQTPOCHFL-OWOJBTEDSA-L fumarate(2-) Chemical class [O-]C(=O)\C=C\C([O-])=O VZCYOOQTPOCHFL-OWOJBTEDSA-L 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004088 simulation Methods 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
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular 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
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular 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
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
-
- 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
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
-
- 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
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/127—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
-
- 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
- C10M2219/02—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
- C10M2219/024—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of esters, e.g. fats
-
- 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
- C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
- C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
- C10M2219/106—Thiadiazoles
-
- 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
- C10M2223/047—Thioderivatives not containing metallic elements
-
- 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
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
-
- 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
-
- 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
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
-
- 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
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
-
- 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
- C10N2030/40—Low content or no content compositions
- C10N2030/43—Sulfur free or low sulfur content compositions
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The disclosure relates to a lubricating oil composition, elevator traction machine worm gear lubricating oil and a preparation method thereof, wherein the lubricating oil composition comprises base oil and a lubricating oil additive; the lubricating oil additive comprises: extreme pressure antiwear agent, friction modifier, antirust agent, antioxidant, metal deactivator, pour point depressant, anti-emulsifier and anti-foaming agent; the content of the base oil is 72-99.319 wt%; the friction modifier has an active sulfur content of 1 wt% or less; the ratio of the total weight of the extreme pressure antiwear agent and the friction modifier to the base oil is 1 (3-30). The lubricating oil composition provided by the present disclosure can exhibit excellent extreme pressure antiwear properties, a low friction coefficient and excellent antioxidant properties; the active sulfur content is low, so that the abrasion of a worm gear pair and the damage to materials such as steel, copper and the like can be reduced; the lubricating oil composition also has high transmission efficiency and can be suitable for worm and gear transmission devices of elevators.
Description
Technical Field
The application relates to the field of lubricating oil, in particular to lubricating oil composition, elevator traction machine worm gear lubricating oil and a preparation method thereof.
Background
The elevator is an indispensable transportation tool in modern life, and is electromechanical equipment which is driven by a motor as power and is used for lifting or parallelly transporting people and goods by utilizing a box body or a step which runs along a fixed guide rail. Elevators are of the type comprising vertically running elevators, escalators running in an inclined direction and moving walkways running in an inclined or horizontal direction.
The worm gear traction machine has the advantages of small volume, light weight, stable transmission, large transmission ratio, low noise, large bearing capacity and better shock load resistance. The worm gear traction machine is mature in technology and wide in use, and the domestic elevator toothed traction machine basically adopts a worm gear transmission traction machine as power equipment of an elevator. The worm gear and worm transmission has the characteristics different from the common gear transmission, the worm gear is usually made of bronze, the worm is usually made of alloy steel or carbon steel, the worm pair transmission has high sliding speed and high heat productivity, copper parts are easy to wear, and copper is sensitive to sulfur and chlorine containing extreme pressure agents with high activity, so that special worm gear and worm oil for an elevator traction machine is required to be used.
Disclosure of Invention
To obtain a worm gear lubricating oil which can reduce friction, reduce corrosion to a worm gear and improve transmission efficiency.
In order to achieve the above object, the present disclosure provides, in a first aspect, a lubricating oil composition comprising a base oil and a lubricating oil additive; the lubricating oil additive comprises: extreme pressure antiwear agent, friction modifier, antirust agent, antioxidant, metal deactivator, pour point depressant, anti-emulsifier and anti-foaming agent; based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-8 wt%; the content of the friction modifier is 0.1-12 wt%; the content of the antirust agent is 0.01-0.5 wt%; the content of the antioxidant is 0.01-5 wt%; the content of the metal deactivator is 0.005-0.2 wt%; the content of the pour point depressant is 0.05 to 2 weight percent; the content of the anti-emulsifier is 0.001-0.2 wt%; the content of the antifoaming agent is 0.005-0.1 wt%; the content of the base oil is 72-99.319 wt%; the friction modifier has an active sulfur content of 1 wt% or less; the ratio of the total weight of the extreme pressure antiwear agent and the friction modifier to the base oil is 1 (3-30).
Optionally, based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-6 wt%; the content of the friction modifier is 0.1-9 wt%; the content of the antirust agent is 0.01-0.3 wt%; the content of the antioxidant is 0.01-1.5 wt%; the content of the metal deactivator is 0.005-0.1 wt%; the content of the pour point depressant is 0.05 to 1 percent by weight; the content of the anti-emulsifier is 0.001-0.1 wt%; the content of the antifoaming agent is 0.005-0.06 wt%; the content of the base oil is 81.94-99.319 wt%.
Optionally, the extreme pressure antiwear agent is selected from one or more of sulfurized olefin, disulfide aromatic hydrocarbon, sulfurized grease, thiophosphate, alkyl phosphate, sulfur-phosphorus nitrogen-containing derivative and thiophosphoric acid composite ester amine salt; the friction modifier is selected from one or more of fatty acid, fatty acid ester, sulfurized fat and sulfurized fatty acid ester; the antirust agent is selected from one or more of dinonyl naphthalene sulfonate, nonyl phenoxyacetic acid and derivatives thereof, dodecenyl succinic acid, ethyl valeric acid, cyclopropane formic acid, dodecenyl succinic acid half ester and pentaerythritol monooleate; the antioxidant is selected from one or more of dialkyl dithiocarbamate, tert-butyl phenol, tert-butyl p-cresol, alkyl diphenylamine and alpha-naphthylamine; the metal deactivator is one or more selected from benzotriazole, octadecyl benzotriazole salt of benzotriazole, methylbenzotriazole, thiadiazole and derivatives thereof, thiadiazole polysulfide, dimercapto thiadiazole salt, benzimidazole and benzothiazole; the pour point depressant is selected from one or more of poly alpha-olefin, alkyl polystyrene, alkyl naphthalene, polymethacrylate, polyacrylate and fumarate; the anti-emulsifier is selected from one or more of tricresyl phosphate, polyoxyalkylene ether, polyoxyalkylene fatty acid ester, amine and ethylene oxide condensate and propylene oxide/ethylene oxide copolymer; the anti-foaming agent is selected from one or more of polysiloxane, organosilicate, polymethacrylate, polyglycol ether, polybutylene glycol ether, fatty alcohol and composite anti-foaming agent; the base oil is selected from one or more of poly alpha-olefin, polyalkylene glycol, polyol ester, diester, complex ester, paraffin base oil and naphthenic base oil.
Optionally, the extreme pressure antiwear agent is a thiophosphate; the friction modifier is vulcanized fat; the antirust agent is dodecenylsuccinic acid; the antioxidant is one or more of tert-butyl phenol, tert-butyl p-cresol, alkyl diphenylamine and alpha-naphthylamine; the metal deactivator is a thiadiazole derivative; the pour point depressant is polymethacrylate; the anti-emulsifier is a condensate of amine and ethylene oxide and/or a copolymer of propylene oxide and ethylene oxide; the anti-foaming agent is polysiloxane or composite anti-foaming agent; the base oil is paraffin base oil.
Optionally, the weight ratio of the extreme pressure antiwear agent to the friction modifier in the lubricating oil composition is 1 (1-20).
The second aspect of the disclosure provides a preparation method of a worm gear lubricating oil for an elevator traction machine, which comprises the following steps: the lubricating oil composition according to the first aspect of the present disclosure is heated and stirred to obtain the elevator traction machine worm gear lubricating oil.
Optionally, the heating and stirring temperature is 50-90 ℃, and the time is 2-4 hours; the stirring includes mechanical stirring and pulse stirring.
Third aspect of the disclosure, the elevator traction machine worm gear lubricating oil prepared by the method of the second aspect of the disclosure is used.
Optionally, the oxidation stability of the lubricating oil is measured to be more than 800h by a GB/T12581 method; by using
The method determines that the friction coefficient of the lubricating oil is less than 0.07; the transmission efficiency of the lubricating oil is above 84%.
Optionally, the use of the lubricating oil composition of any one of the first aspect of the present disclosure and the lubricating oil of any one of the third aspect of the present disclosure in an elevator traction machine worm gear.
Through the technical scheme, the lubricating oil composition disclosed by the invention can show excellent extreme pressure anti-wear performance and a lower friction coefficient, and can reduce the temperature rise in the using process; in the lubricating oil composition, the active sulfur content is low, so that the abrasion of a worm gear pair and the damage to materials such as steel, copper and the like can be reduced; the lubricating oil composition disclosed by the invention can show excellent oxidation resistance, and can play a role in rust prevention and corrosion prevention on nonferrous metals; meanwhile, the lubricating oil composition can show higher transmission efficiency and can be suitable for worm and gear transmission devices of elevators.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Detailed Description
The following describes in detail specific embodiments of the present disclosure. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
The present disclosure provides in a first aspect a lubricating oil composition comprising a base oil and a lubricating oil additive; the lubricating oil additive comprises: extreme pressure antiwear agent, friction modifier, antirust agent, antioxidant, metal deactivator, pour point depressant, anti-emulsifier and anti-foaming agent; based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-8 wt%; the content of the friction modifier is 0.1-12 wt%; the content of the antirust agent is 0.01-0.5 wt%; the content of the antioxidant is 0.01-5 wt%; the content of the metal deactivator is 0.005-0.2 wt%; the content of the pour point depressant is 0.05 to 2 weight percent; the content of the anti-emulsifier is 0.001-0.2 wt%; the content of the antifoaming agent is 0.005-0.1 wt%; the content of the base oil is 72-99.319 wt%; the friction modifier has an active sulfur content of 1 wt% or less; the ratio of the total weight of the extreme pressure antiwear agent and the friction modifier to the base oil is 1 (3-30), preferably 1: (5-25), more preferably 1: (8-20).
Through the technical scheme, the lubricating oil composition disclosed by the invention can be used for enabling the lubricating oil composition to show excellent extreme pressure anti-wear performance, lower friction coefficient and excellent oxidation resistance through the synergistic effect of the base oil and the lubricating oil additive, not only can play a role in rust prevention and corrosion prevention on nonferrous metals, but also can reduce friction, and further reduce the temperature rise of the lubricating oil composition in the using process; the active sulfur content is low, so that the abrasion of a worm gear pair and the damage to materials such as steel, copper and the like can be reduced; meanwhile, the lubricating oil composition can show higher transmission efficiency and can be suitable for worm and gear transmission devices of elevators. And the ratio of the total weight of the extreme pressure antiwear agent and the friction modifier in the lubricating oil composition to the base oil enables the extreme pressure antiwear agent and the friction modifier to play a better role in the base oil, and further enhances the performance of the lubricating oil.
An embodiment, based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-6 wt%; the content of the friction modifier is 0.1-9 wt%; the content of the antirust agent is 0.01-0.3 wt%; the content of the antioxidant is 0.01-1.5 wt%; the content of the metal deactivator is 0.005-0.1 wt%; the content of the pour point depressant is 0.05 to 1 percent by weight; the content of the anti-emulsifier is 0.001-0.1 wt%; the content of the antifoaming agent is 0.005-0.06 wt%; the content of the base oil is 81.94-99.319. In this embodiment, by the preference for the content of each component of the lubricating oil composition, the extreme pressure anti-wear property, oxidation resistance, rust prevention property, corrosion prevention property, and the like of the lubricating oil composition can be further enhanced.
In one embodiment, the extreme pressure antiwear agent is one or more selected from sulfurized olefin, disulfide aromatic hydrocarbon, sulfurized grease, thiophosphate ester, alkyl phosphate ester, sulfur-phosphorus nitrogen-containing derivative and thiophosphate complex ester amine salt, and is preferably thiophosphate ester. In the embodiment, the extreme pressure antiwear agent is added, so that the extreme pressure antiwear performance of the lubricating oil can be enhanced, and the lubricating oil can achieve a better lubricating effect in the using process.
In one embodiment, the friction modifier is selected from one or more of fatty acid, fatty acid ester, sulfurized fat, and sulfurized fatty acid ester, and is preferably sulfurized fat. In the embodiment, the friction modifier is added, so that the friction can be reduced, and the equipment is protected; wherein, the active sulfur content of the friction modifier is less than 1 weight percent based on the total weight of the lubricating oil composition, thereby further reducing the abrasion of a worm gear part, protecting materials such as steel, copper and the like and prolonging the service life of equipment.
In one embodiment, the rust inhibitor is selected from one or more of dinonylnaphthalene sulfonate, nonyl phenoxyacetic acid and derivatives, dodecenylsuccinic acid, ethylpentanoic acid, cyclopropanecarboxylic acid, dodecenylsuccinic acid half ester and pentaerythritol monooleate, preferably dodecenylsuccinic acid. In the embodiment, the antirust agent is added, so that the antirust capacity of the equipment can be enhanced, and the service life of the equipment is prolonged.
In one embodiment, the antioxidant is selected from the group consisting of dialkyl dithiocarbamates, tert-butylphenols, tert-butyl-p-cresol, alkyl diphenylamines, and alpha-naphthylamines, or a mixture thereof. In this embodiment, the addition of an antioxidant to the lubricating oil composition enhances the oxidation stability of the lubricating oil, makes the lubricating oil composition less susceptible to oxidation, and increases the life of the lubricating oil composition.
In one embodiment, the metal deactivator is selected from one or more of benzotriazole, octadecylamine salt of benzotriazole, methylbenzotriazole, thiadiazole and its derivatives, thiadiazole polysulfide, dimercaptothiadiazole salt, benzimidazole and benzothiazole, and is preferably a thiadiazole derivative.
In one embodiment, the pour point depressant is selected from one or more of polyalphaolefins, alkyl polystyrenes, alkyl naphthalenes, polymethacrylates, polyacrylates, and fumarates, preferably polymethacrylates. In the embodiment, the pour point depressant is added into the lubricating oil composition, so that the low-temperature flow property of the lubricating oil can be improved, and the service performance of the lubricating oil in a low-temperature environment can be ensured.
In one embodiment, the demulsifier is selected from one or more of tricresyl phosphate, polyoxyalkylene ether, polyoxyalkylene fatty acid ester, amine and ethylene oxide condensate, and propylene oxide/ethylene oxide copolymer, preferably amine and ethylene oxide condensate and/or propylene oxide/ethylene oxide copolymer. The anti-foaming agent is selected from one or more of polysiloxane, organosilicate, polymethacrylate, polyglycol ether, polybutylene glycol ether, fatty alcohol and composite anti-foaming agent, and is preferably polysiloxane or composite anti-foaming agent.
In this embodiment, the addition of the anti-emulsifier to the lubricating oil composition can reduce the surface activity of the lubricating oil composition, and the addition of the anti-foaming agent can make the lubricating oil composition less prone to foam during use by the synergistic effect of the anti-emulsifier and the anti-foaming agent, thereby ensuring the performance of the lubricating oil composition and increasing the service life of the lubricating oil composition.
In one embodiment, the base oil is selected from one or more of polyalphaolefins, polyalkylene glycols, polyol esters, diesters, complex esters, paraffin-based base oils and naphthenic base oils, preferably paraffin-based base oils.
In one embodiment, the ratio of the weight of the extreme pressure antiwear agent to the weight of the friction modifier in the lubricating oil composition is 1 (1 to 20), preferably 1: (1.5-15), and more preferably 1: (1.6-10).
In the embodiment, the extreme pressure antiwear agent and the friction modifier are added, so that the extreme pressure antiwear performance and the comprehensive wear index of the lubricating oil are better; the ratio of the weight of the extreme pressure antiwear agent to the weight of the friction modifier in the lubricating oil composition can further enhance the extreme pressure antiwear and overall wear index of the lubricating oil composition.
The second aspect of the disclosure provides a preparation method of a worm gear lubricating oil for an elevator traction machine, which comprises the following steps: the lubricating oil composition according to the first aspect of the present disclosure is heated and stirred to obtain the elevator traction machine worm gear lubricating oil.
In one embodiment, the heating and stirring temperature is 50-90 ℃ and the time is 2-4 h; the stirring includes mechanical stirring and pulse stirring. In this embodiment, the heating conditions and stirring conditions can make the various components more easily mixed uniformly, and thus the additives in the lubricating oil can better function, and the performance of the lubricating oil is better.
Third aspect of the disclosure, the elevator traction machine worm gear lubricating oil prepared by the method of the second aspect of the disclosure is used.
In one embodiment, the lubricating oil has an oxidation stability of 800 hours or more as measured by the method of GB/T12581; by using
The method determines that the friction coefficient of the lubricating oil is less than 0.07; the transmission efficiency of the lubricating oil is above 84%.
Use of the lubricating oil composition according to any one of the first aspect of the present disclosure and the lubricating oil according to any one of the third aspect of the present disclosure in an elevator traction machine worm gear.
The present disclosure is further illustrated by the following examples, but is not to be construed as being limited thereby.
The materials, reagents, instruments and equipment used in the examples of the present disclosure are commercially available, unless otherwise specified.
Examples
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. Unless otherwise indicated, all reagents used in the examples are conventional and commercially available reagents, technical means used in the examples are conventional means well known to those skilled in the art, and all other examples obtained by a person skilled in the art without any inventive work are within the scope of the present invention.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. Unless otherwise indicated, all reagents used in the examples are conventional and commercially available reagents, and technical means used in the examples are conventional techniques or means known to those skilled in the art or performed according to the product specification.
The worm gear oil for elevator tractor provided by the invention adopts
Simulation evaluation of friction wear testing machine and worm gear speed reducer rack
Example 1
The worm and gear oil composition for the elevator traction machine and the preparation method thereof comprise the following steps: according to the mass percentage, 3 percent of thiophosphate as an extreme pressure antiwear agent, 5 percent of vulcanized fat as a friction modifier containing 10 percent of active sulfur, 0.05 percent of antirust dodecenyl succinic acid, 0.3 percent of antioxidant tert-butyl p-cresol, 0.02 percent of metal deactivator thiadiazole derivative, 0.3 percent of pour point depressant polymethacrylate, 0.04 percent of anti-emulsifier propylene oxide/ethylene oxide copolymer, 0.02 percent of composite anti-foaming agent and 91.27 percent of paraffin-based mineral oil are stirred for 2 to 4 hours at 70 ℃ to obtain the ISO VG 220 elevator traction machine worm gear oil composition.
Example 2
The worm and gear oil composition for the elevator traction machine and the preparation method thereof comprise the following steps: according to the mass percentage, 3 percent of thiophosphate as an extreme pressure antiwear agent, 5 percent of vulcanized lard as a friction modifier containing 10 percent of active sulfur, 0.05 percent of antirust dodecenyl succinic acid, 0.3 percent of antioxidant tert-butyl p-cresol, 0.02 percent of metal deactivator thiadiazole derivative, 0.3 percent of pour point depressant polymethacrylate, 0.04 percent of anti-emulsifier propylene oxide/ethylene oxide copolymer, 0.02 percent of composite antifoaming agent and 91.27 percent of paraffin-based mineral oil are stirred for 2 to 4 hours at 70 ℃ to obtain the ISO VG 220 elevator traction machine worm gear oil composition.
Example 3
The worm and gear oil composition for the elevator traction machine and the preparation method thereof comprise the following steps: keeping the types and the proportions of the additives unchanged, only adjusting the proportions of the paraffin base oil with different viscosity grades, and obtaining the ISO VG 460 elevator traction machine worm gear oil composition according to the same method of the embodiment 1.
Example 4
The difference between the worm gear oil composition for the elevator traction machine and the preparation method thereof in the embodiment and the embodiment 1 is that the worm gear oil composition for the elevator traction machine in ISO VG 220 is obtained by changing the content of thiophosphate serving as an extreme pressure antiwear agent to 5 mass percent and the content of sulfurized fat serving as a friction modifier containing 10 mass percent of active sulfur to 3 mass percent.
Comparative example 1
An ISO VG 220 elevator traction machine worm gear oil composition was obtained in the same manner as in example 1, except that the extreme pressure anti-wear agent phosphorothioate in example 1 was replaced with an alkyl polysulfide.
Comparative examples 2 to 3
Comparative examples 2 and 3 are commercially available extreme pressure worm and gear oils (SH/T0094) of L-CKE/P220 and L-CKE/P460, respectively.
The test results of the worm gear oil composition of the elevator traction machine obtained according to the technical scheme are shown in the table 1.
TABLE 1 test results of the worm gear oils of examples 1 to 3 and comparative examples 1 to 3
The data analysis results in the table 1 show that, compared with the comparative examples 1 to 3, the comprehensive wear indexes in the examples are higher, which shows that the lubricating oil has stronger extreme pressure anti-wear property; the time for the acid value to reach 2mgKOH is longer than that of the comparative example, which shows that the lubricating oil has stronger oxidation resistance; as can be seen from the results of the SRV and the worm gear rack in the table, the friction coefficient and the temperature rise of the embodiment are lower than those of the comparative example, and the transmission efficiency is higher than that of the comparative example, which shows that the lubricating oil has smaller friction, smaller temperature rise and higher transmission efficiency; as can be seen from comparison of examples 1 to 3, when the friction modifier is preferably a sulfated fat, the lubricating oil composition can have good performance; comparing the data of example 1 and example 4, it can be seen that when the ratio of the extreme pressure antiwear agent to the friction modifier is 1: (1 to 20) can further enhance the performance of the lubricating oil composition.
The preferred embodiments of the present disclosure have been described in detail above, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all fall within the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. A lubricating oil composition, characterized in that the lubricating oil composition comprises a base oil and a lubricating oil additive; the lubricating oil additive comprises: extreme pressure antiwear agent, friction modifier, antirust agent, antioxidant, metal deactivator, pour point depressant, anti-emulsifier and anti-foaming agent;
based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-8 wt%; the content of the friction modifier is 0.1-12 wt%; the content of the antirust agent is 0.01-0.5 wt%; the content of the antioxidant is 0.01-5 wt%; the content of the metal deactivator is 0.005-0.2 wt%; the content of the pour point depressant is 0.05 to 2 weight percent; the content of the anti-emulsifier is 0.001-0.2 wt%; the content of the antifoaming agent is 0.005-0.1 wt%; the content of the base oil is 72-99.319 wt%;
the friction modifier has an active sulfur content of 1 wt% or less; the ratio of the total weight of the extreme pressure antiwear agent and the friction modifier to the base oil is 1 (3-30).
2. The lubricating oil composition of claim 1, wherein, based on the total weight of the lubricating oil composition: the content of the extreme pressure antiwear agent is 0.5-6 wt%; the content of the friction modifier is 0.1-9 wt%; the content of the antirust agent is 0.01-0.3 wt%; the content of the antioxidant is 0.01-1.5 wt%; the content of the metal deactivator is 0.005-0.1 wt%; the content of the pour point depressant is 0.05 to 1 percent by weight; the content of the anti-emulsifier is 0.001-0.1 wt%; the content of the antifoaming agent is 0.005-0.06 wt%; the content of the base oil is 81.94-99.319 wt%.
3. The lubricating oil composition of claim 1, wherein the extreme pressure antiwear agent is selected from one or more of sulfurized olefins, dithio aromatics, sulfurized fats and oils, thiophosphate esters, alkyl phosphate esters, sulfur-phosphorus nitrogen-containing derivatives, and thiophosphoric acid complex ester amine salts;
the friction modifier is selected from one or more of fatty acid, fatty acid ester, sulfurized fat and sulfurized fatty acid ester;
the antirust agent is selected from one or more of dinonyl naphthalene sulfonate, nonyl phenoxyacetic acid and derivatives thereof, dodecenyl succinic acid, ethyl valeric acid, cyclopropane formic acid, dodecenyl succinic acid half ester and pentaerythritol monooleate;
the antioxidant is selected from one or more of dialkyl dithiocarbamate, tert-butyl phenol, tert-butyl p-cresol, alkyl diphenylamine and alpha-naphthylamine;
the metal deactivator is one or more selected from benzotriazole, octadecyl benzotriazole salt of benzotriazole, methylbenzotriazole, thiadiazole and derivatives thereof, thiadiazole polysulfide, dimercapto thiadiazole salt, benzimidazole and benzothiazole;
the pour point depressant is selected from one or more of poly alpha-olefin, alkyl polystyrene, alkyl naphthalene, polymethacrylate, polyacrylate and fumarate;
the anti-emulsifier is selected from one or more of tricresyl phosphate, polyoxyalkylene ether, polyoxyalkylene fatty acid ester, amine and ethylene oxide condensate and propylene oxide/ethylene oxide copolymer;
the anti-foaming agent is selected from one or more of polysiloxane, organosilicate, polymethacrylate, polyglycol ether, polybutylene glycol ether, fatty alcohol and composite anti-foaming agent;
the base oil is selected from one or more of poly alpha-olefin, polyalkylene glycol, polyol ester, diester, complex ester, paraffin base oil and naphthenic base oil.
4. The lubricating oil composition of claim 3, wherein the extreme pressure antiwear agent is a thiophosphate; the friction modifier is vulcanized fat; the antirust agent is dodecenylsuccinic acid; the antioxidant is one or more of tert-butyl phenol, tert-butyl p-cresol, alkyl diphenylamine and alpha-naphthylamine; the metal deactivator is a thiadiazole derivative; the pour point depressant is polymethacrylate; the anti-emulsifier is a condensate of amine and ethylene oxide and/or a copolymer of propylene oxide and ethylene oxide; the anti-foaming agent is polysiloxane or composite anti-foaming agent; the base oil is paraffin base oil.
5. The lubricating oil composition of claim 1, wherein the ratio of the weight of the extreme pressure antiwear agent to the weight of the friction modifier in the lubricating oil composition is from 1: (1-20).
6. A preparation method of elevator traction machine worm gear lubricating oil is characterized by comprising the following steps: the lubricating oil composition according to any one of claims 1 to 5 is heated and stirred to obtain the elevator traction machine worm gear lubricating oil.
7. The method according to claim 6, wherein the heating and stirring temperature is 50-90 ℃ and the time is 2-4 h; the stirring includes mechanical stirring and pulse stirring.
8. The obtained elevator traction machine worm gear lubricating oil prepared by the method of claim 6 or 7.
9. The lubricating oil according to claim 8, wherein the lubricating oil has an oxidation stability of 800 hours or more as measured by the GB/T12581 method;
by using
The method determines that the friction coefficient of the lubricating oil is less than 0.07;
the transmission efficiency of the lubricating oil is above 84%.
10. Use of the lubricating oil composition according to any one of claims 1 to 5 or the lubricating oil according to any one of claims 8 to 9 in an elevator traction machine worm gear.
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| CN116445204A (en) * | 2023-04-27 | 2023-07-18 | 亚培烯科技(上海)有限公司 | Lubricating oil and preparation method and application thereof |
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Application publication date: 20211214 |