JP5698470B2 - 潤滑油組成物 - Google Patents
潤滑油組成物 Download PDFInfo
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- JP5698470B2 JP5698470B2 JP2010132721A JP2010132721A JP5698470B2 JP 5698470 B2 JP5698470 B2 JP 5698470B2 JP 2010132721 A JP2010132721 A JP 2010132721A JP 2010132721 A JP2010132721 A JP 2010132721A JP 5698470 B2 JP5698470 B2 JP 5698470B2
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- Prior art keywords
- metal
- mass
- content
- lubricating oil
- composition
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims description 47
- 239000010687 lubricating oil Substances 0.000 title claims description 41
- 229910052751 metal Inorganic materials 0.000 claims description 47
- 239000002184 metal Substances 0.000 claims description 47
- 239000003599 detergent Substances 0.000 claims description 37
- -1 alkaline earth metal salicylate Chemical class 0.000 claims description 32
- 239000006185 dispersion Substances 0.000 claims description 27
- 239000002199 base oil Substances 0.000 claims description 23
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- 229910052783 alkali metal Inorganic materials 0.000 claims description 17
- 150000001340 alkali metals Chemical class 0.000 claims description 17
- 239000002585 base Substances 0.000 claims description 13
- 229920000193 polymethacrylate Polymers 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229960001860 salicylate Drugs 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 6
- 239000011701 zinc Substances 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 description 15
- 239000000178 monomer Substances 0.000 description 14
- 150000003839 salts Chemical class 0.000 description 13
- 239000000654 additive Substances 0.000 description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 10
- 125000004432 carbon atom Chemical group C* 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 229910052717 sulfur Inorganic materials 0.000 description 10
- 239000011593 sulfur Substances 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
- 239000003921 oil Substances 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 239000011574 phosphorus Substances 0.000 description 9
- 150000001342 alkaline earth metals Chemical class 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000002265 prevention Effects 0.000 description 8
- 125000003118 aryl group Chemical group 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000002270 dispersing agent Substances 0.000 description 7
- 150000004678 hydrides Chemical class 0.000 description 7
- 239000003112 inhibitor Substances 0.000 description 7
- 230000000996 additive effect Effects 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 125000003342 alkenyl group Chemical group 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 150000002430 hydrocarbons Chemical group 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 239000003607 modifier Substances 0.000 description 4
- 239000010705 motor oil Substances 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- YGSDEFSMJLZEOE-UHFFFAOYSA-N Salicylic acid Natural products OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 150000001412 amines Chemical group 0.000 description 3
- 239000002518 antifoaming agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000006078 metal deactivator Substances 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000002480 mineral oil Substances 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 description 3
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 description 3
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical compound CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 150000001447 alkali salts Chemical class 0.000 description 2
- 150000004996 alkyl benzenes Chemical class 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 125000000623 heterocyclic group Chemical group 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- KHYKFSXXGRUKRE-UHFFFAOYSA-J molybdenum(4+) tetracarbamodithioate Chemical compound C(N)([S-])=S.[Mo+4].C(N)([S-])=S.C(N)([S-])=S.C(N)([S-])=S KHYKFSXXGRUKRE-UHFFFAOYSA-J 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 150000003014 phosphoric acid esters Chemical class 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 description 2
- 229960004889 salicylic acid Drugs 0.000 description 2
- 239000000344 soap Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229960002317 succinimide Drugs 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- UUGXDEDGRPYWHG-UHFFFAOYSA-N (dimethylamino)methyl 2-methylprop-2-enoate Chemical compound CN(C)COC(=O)C(C)=C UUGXDEDGRPYWHG-UHFFFAOYSA-N 0.000 description 1
- MBIZXFATKUQOOA-UHFFFAOYSA-N 1,3,4-thiadiazole Chemical compound C1=NN=CS1 MBIZXFATKUQOOA-UHFFFAOYSA-N 0.000 description 1
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical class C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 1
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 description 1
- VRMHHVOBVLFRFB-UHFFFAOYSA-N 2-(2-cyanoethylsulfanylmethyl)benzoic acid Chemical compound OC(=O)C1=CC=CC=C1CSCCC#N VRMHHVOBVLFRFB-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- SJIXRGNQPBQWMK-UHFFFAOYSA-N 2-(diethylamino)ethyl 2-methylprop-2-enoate Chemical compound CCN(CC)CCOC(=O)C(C)=C SJIXRGNQPBQWMK-UHFFFAOYSA-N 0.000 description 1
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- LLEFDCACDRGBKD-UHFFFAOYSA-N 2-ethyl-2-(hydroxymethyl)propane-1,3-diol;nonanoic acid Chemical compound CCC(CO)(CO)CO.CCCCCCCCC(O)=O LLEFDCACDRGBKD-UHFFFAOYSA-N 0.000 description 1
- CWTQBXKJKDAOSQ-UHFFFAOYSA-N 2-ethyl-2-(hydroxymethyl)propane-1,3-diol;octanoic acid Chemical compound CCC(CO)(CO)CO.CCCCCCCC(O)=O CWTQBXKJKDAOSQ-UHFFFAOYSA-N 0.000 description 1
- MNZNJOQNLFEAKG-UHFFFAOYSA-N 2-morpholin-4-ylethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCN1CCOCC1 MNZNJOQNLFEAKG-UHFFFAOYSA-N 0.000 description 1
- ALKCLFLTXBBMMP-UHFFFAOYSA-N 3,7-dimethylocta-1,6-dien-3-yl hexanoate Chemical compound CCCCCC(=O)OC(C)(C=C)CCC=C(C)C ALKCLFLTXBBMMP-UHFFFAOYSA-N 0.000 description 1
- MDWVSAYEQPLWMX-UHFFFAOYSA-N 4,4'-Methylenebis(2,6-di-tert-butylphenol) Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 MDWVSAYEQPLWMX-UHFFFAOYSA-N 0.000 description 1
- ACMIJDVJWLMBCX-PXAZEXFGSA-N 4-[(3ar,6ar)-2,3,3a,4,6,6a-hexahydro-1h-pyrrolo[2,3-c]pyrrol-5-yl]-6-fluoro-n-methyl-2-(2-methylpyrimidin-5-yl)oxy-9h-pyrimido[4,5-b]indol-8-amine Chemical compound CNC1=CC(F)=CC(C2=C(N3C[C@@H]4NCC[C@@H]4C3)N=3)=C1NC2=NC=3OC1=CN=C(C)N=C1 ACMIJDVJWLMBCX-PXAZEXFGSA-N 0.000 description 1
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical compound CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 description 1
- VJOWMORERYNYON-UHFFFAOYSA-N 5-ethenyl-2-methylpyridine Chemical compound CC1=CC=C(C=C)C=N1 VJOWMORERYNYON-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- DJBVDAUKGXUPLO-QEMDMZNVSA-N C(C)C(C(=O)O)CCCC.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O Chemical compound C(C)C(C(=O)O)CCCC.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O.C([C@H](O)[C@H](O)CO)O DJBVDAUKGXUPLO-QEMDMZNVSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- RFHBTCKXEXKMME-UHFFFAOYSA-N N(C(=O)N)NC(=O)NC(=O)N Chemical compound N(C(=O)N)NC(=O)NC(=O)N RFHBTCKXEXKMME-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229920000147 Styrene maleic anhydride Polymers 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- VEPKQEUBKLEPRA-UHFFFAOYSA-N VX-745 Chemical compound FC1=CC(F)=CC=C1SC1=NN2C=NC(=O)C(C=3C(=CC=CC=3Cl)Cl)=C2C=C1 VEPKQEUBKLEPRA-UHFFFAOYSA-N 0.000 description 1
- URGQBRTWLCYCMR-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] nonanoate Chemical compound CCCCCCCCC(=O)OCC(CO)(CO)CO URGQBRTWLCYCMR-UHFFFAOYSA-N 0.000 description 1
- XYRMLECORMNZEY-UHFFFAOYSA-B [Mo+4].[Mo+4].[Mo+4].[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S Chemical compound [Mo+4].[Mo+4].[Mo+4].[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S XYRMLECORMNZEY-UHFFFAOYSA-B 0.000 description 1
- QCJQWJKKTGJDCM-UHFFFAOYSA-N [P].[S] Chemical compound [P].[S] QCJQWJKKTGJDCM-UHFFFAOYSA-N 0.000 description 1
- 125000000738 acetamido group Chemical group [H]C([H])([H])C(=O)N([H])[*] 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000005037 alkyl phenyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 125000002490 anilino group Chemical group [H]N(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 229940111121 antirheumatic drug quinolines Drugs 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 125000000043 benzamido group Chemical group [H]N([*])C(=O)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- 150000001565 benzotriazoles Chemical class 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical compound NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000010725 compressor oil Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- GTBGXKPAKVYEKJ-UHFFFAOYSA-N decyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCOC(=O)C(C)=C GTBGXKPAKVYEKJ-UHFFFAOYSA-N 0.000 description 1
- FWLDHHJLVGRRHD-UHFFFAOYSA-N decyl prop-2-enoate Chemical compound CCCCCCCCCCOC(=O)C=C FWLDHHJLVGRRHD-UHFFFAOYSA-N 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 125000004915 dibutylamino group Chemical group C(CCC)N(CCCC)* 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- KPGRTCPQLMJHFQ-UHFFFAOYSA-N diethylaminomethyl 2-methylprop-2-enoate Chemical compound CCN(CC)COC(=O)C(C)=C KPGRTCPQLMJHFQ-UHFFFAOYSA-N 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 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
- VJHINFRRDQUWOJ-UHFFFAOYSA-N dioctyl sebacate Chemical compound CCCCC(CC)COC(=O)CCCCCCCCC(=O)OCC(CC)CCCC VJHINFRRDQUWOJ-UHFFFAOYSA-N 0.000 description 1
- 125000004914 dipropylamino group Chemical group C(CC)N(CCC)* 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 150000002019 disulfides Chemical class 0.000 description 1
- 239000012990 dithiocarbamate Substances 0.000 description 1
- LZJUZSYHFSVIGJ-UHFFFAOYSA-N ditridecyl hexanedioate Chemical compound CCCCCCCCCCCCCOC(=O)CCCCC(=O)OCCCCCCCCCCCCC LZJUZSYHFSVIGJ-UHFFFAOYSA-N 0.000 description 1
- FVBSDVQDRFRKRF-UHFFFAOYSA-N ditridecyl pentanedioate Chemical compound CCCCCCCCCCCCCOC(=O)CCCC(=O)OCCCCCCCCCCCCC FVBSDVQDRFRKRF-UHFFFAOYSA-N 0.000 description 1
- OCDWICPYKQMQSQ-UHFFFAOYSA-N docosyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCOC(=O)C(C)=C OCDWICPYKQMQSQ-UHFFFAOYSA-N 0.000 description 1
- KHAYCTOSKLIHEP-UHFFFAOYSA-N docosyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCOC(=O)C=C KHAYCTOSKLIHEP-UHFFFAOYSA-N 0.000 description 1
- GMSCBRSQMRDRCD-UHFFFAOYSA-N dodecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCOC(=O)C(C)=C GMSCBRSQMRDRCD-UHFFFAOYSA-N 0.000 description 1
- 239000002272 engine oil additive Substances 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002390 heteroarenes Chemical class 0.000 description 1
- ZNAOFAIBVOMLPV-UHFFFAOYSA-N hexadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCOC(=O)C(C)=C ZNAOFAIBVOMLPV-UHFFFAOYSA-N 0.000 description 1
- LNCPIMCVTKXXOY-UHFFFAOYSA-N hexyl 2-methylprop-2-enoate Chemical compound CCCCCCOC(=O)C(C)=C LNCPIMCVTKXXOY-UHFFFAOYSA-N 0.000 description 1
- LNMQRPPRQDGUDR-UHFFFAOYSA-N hexyl prop-2-enoate Chemical compound CCCCCCOC(=O)C=C LNMQRPPRQDGUDR-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- CFBXDFZIDLWOSO-UHFFFAOYSA-N icosyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCOC(=O)C(C)=C CFBXDFZIDLWOSO-UHFFFAOYSA-N 0.000 description 1
- NGYRYRBDIPYKTL-UHFFFAOYSA-N icosyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCOC(=O)C=C NGYRYRBDIPYKTL-UHFFFAOYSA-N 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- PBOSTUDLECTMNL-UHFFFAOYSA-N lauryl acrylate Chemical compound CCCCCCCCCCCCOC(=O)C=C PBOSTUDLECTMNL-UHFFFAOYSA-N 0.000 description 1
- 150000004668 long chain fatty acids Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical class COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 1
- 125000006384 methylpyridyl group Chemical group 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 description 1
- RZRFZEDWURIJRY-UHFFFAOYSA-N morpholin-4-ylmethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCN1CCOCC1 RZRFZEDWURIJRY-UHFFFAOYSA-N 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000004780 naphthols Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- HMZGPNHSPWNGEP-UHFFFAOYSA-N octadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)=C HMZGPNHSPWNGEP-UHFFFAOYSA-N 0.000 description 1
- FSAJWMJJORKPKS-UHFFFAOYSA-N octadecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C=C FSAJWMJJORKPKS-UHFFFAOYSA-N 0.000 description 1
- NFXJMYPNKFQAQT-UHFFFAOYSA-N octyl 2-methylprop-2-enoate;octyl prop-2-enoate Chemical compound CCCCCCCCOC(=O)C=C.CCCCCCCCOC(=O)C(C)=C NFXJMYPNKFQAQT-UHFFFAOYSA-N 0.000 description 1
- 125000001117 oleyl 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])=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])[H] 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 125000003386 piperidinyl group Chemical group 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920013639 polyalphaolefin Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- NHARPDSAXCBDDR-UHFFFAOYSA-N propyl 2-methylprop-2-enoate Chemical compound CCCOC(=O)C(C)=C NHARPDSAXCBDDR-UHFFFAOYSA-N 0.000 description 1
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 229940083082 pyrimidine derivative acting on arteriolar smooth muscle Drugs 0.000 description 1
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 125000000719 pyrrolidinyl group Chemical group 0.000 description 1
- 125000004929 pyrrolidonyl group Chemical group N1(C(CCC1)=O)* 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 125000004151 quinonyl group Chemical group 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- DUIOPKIIICUYRZ-UHFFFAOYSA-N semicarbazide Chemical compound NNC(N)=O DUIOPKIIICUYRZ-UHFFFAOYSA-N 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XGCXMZWJYZLXQE-UHFFFAOYSA-N tetracosyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCOC(=O)C(C)=C XGCXMZWJYZLXQE-UHFFFAOYSA-N 0.000 description 1
- NWCXWRNETRHMRW-UHFFFAOYSA-N tetracosyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCOC(=O)C=C NWCXWRNETRHMRW-UHFFFAOYSA-N 0.000 description 1
- ATZHWSYYKQKSSY-UHFFFAOYSA-N tetradecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCOC(=O)C(C)=C ATZHWSYYKQKSSY-UHFFFAOYSA-N 0.000 description 1
- XZHNPVKXBNDGJD-UHFFFAOYSA-N tetradecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCOC(=O)C=C XZHNPVKXBNDGJD-UHFFFAOYSA-N 0.000 description 1
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 150000003580 thiophosphoric acid esters Chemical class 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
- MBBWTVUFIXOUBE-UHFFFAOYSA-L zinc;dicarbamodithioate Chemical compound [Zn+2].NC([S-])=S.NC([S-])=S MBBWTVUFIXOUBE-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Lubricants (AREA)
Description
従来の潤滑油においては、上述の要求性能を満たすため、摩耗防止剤、金属系清浄剤、無灰分散剤、酸化防止剤などの種々の添加剤が配合されている。中でもジアルキルジチオリン酸亜鉛(ZnDTP)は、摩耗防止剤または酸化防止剤としての機能を有するため、各種潤滑油には不可欠の添加剤として使用されている(例えば、特許文献1を参照。)。またZnDTPは分散剤として使用されるコハク酸イミドと相互作用を起こして、摩耗防止性が低下することが知られている(例えば、非特許文献1を参照。)。
最近では、特に内燃機関用潤滑油で、排気ガス後処理装置への悪影響を低減するために、ZnDTPに起因するリンや硫黄の含有量を低減させることが強く求められている。しかし、ただ単にZnDTPの含有量を低減させると、摩耗防止性が低下するため、ZnDTPの量を低減させた場合に、従来レベルの摩耗防止性を維持するための数々の方策が提案されているが、いまだ決定的な回答は見出されていない。
なお、ここでいう塩基価とは、JIS K2501「石油製品及び潤滑油−中和価試験法」の7.に準拠して測定される過塩素酸法による塩基価を意味する。
なお、ここでいう金属比とは、(A)金属系清浄剤における金属元素の価数×金属元素含有量(モル%)/せっけん基含有量(モル%)で表され、金属元素とは、カルシウム、マグネシウム等のアルカリ土類金属、せっけん基とはサリチル酸基、スルホン酸基、フェノール基等を意味する。
また、本発明で用いる潤滑油組成物における(A)金属系清浄剤の含有量は、添加剤としての金属系清浄剤の塩基価と添加剤中の固形分濃度によって異なるが、通常は組成物全量基準で、0.5〜15質量%、好ましくは1〜12質量%、特に好ましくは1.5〜10質量%である。
なお、エンジン油等の潤滑油に使用される、窒素系極性基による分散機能を持つアルケニルコハク酸イミド等の無灰分散剤では、本発明の分散型粘度指数向上剤と同じ機能を発揮することはできない。
モノマーM−2、モノマーM−3の好ましい例としては、具体的には、ジメチルアミノメチルメタクリレート、ジエチルアミノメチルメタクリレート、ジメチルアミノエチルメタクリレート、ジエチルアミノエチルメタクリレート、2−メチル−5−ビニルピリジン、モルホリノメチルメタクリレート、モルホリノエチルメタクリレート、N−ビニルピロリドン及びこれらの混合物等が例示できる。
無灰分散剤を含有させる場合、その含有量は、通常潤滑油組成物全量基準で、0.01〜20質量%である。
腐食防止剤としては、例えば、ベンゾトリアゾール系、トリルトリアゾール系、チアジアゾール系、又はイミダゾール系化合物等が挙げられる。
防錆剤としては、例えば、石油スルホネート、アルキルベンゼンスルホネート、ジノニルナフタレンスルホネート、アルケニルコハク酸エステル、又は多価アルコールエステル等が挙げられる。
抗乳化剤としては、例えば、ポリオキシエチレンアルキルエーテル、ポリオキシエチレンアルキルフェニルエーテル、又はポリオキシエチレンアルキルナフチルエーテル等のポリアルキレングリコール系非イオン系界面活性剤等が挙げられる。
金属不活性化剤としては、例えば、イミダゾリン、ピリミジン誘導体、アルキルチアジアゾール、メルカプトベンゾチアゾール、ベンゾトリアゾール又はその誘導体、1,3,4−チアジアゾールポリスルフィド、1,3,4−チアジアゾリル−2,5−ビスジアルキルジチオカーバメート、2−(アルキルジチオ)ベンゾイミダゾール、又はβ−(o−カルボキシベンジルチオ)プロピオンニトリル等が挙げられる。
消泡剤としては、例えば、25℃における動粘度が0.1〜100mm2/s未満のシリコーンオイル、アルケニルコハク酸誘導体、ポリヒドロキシ脂肪族アルコールと長鎖脂肪酸のエステル、メチルサリチレートとo−ヒドロキシベンジルアルコール等が挙げられる。
(実施例1〜13、比較例1〜20)
実施例1〜13及び比較例1〜20においては、鉱油系基油を用い、表1および表2に示すように、各種過塩基性金属系清浄剤および分散型粘度指数向上剤を添加した組成物を調製した。これらの組成物につき、下記TE77摩擦・摩耗試験により、摩耗防止性を評価した。結果を同じく表1および表2に示した。
下記に示す試験条件下で、摩擦面での接触電気抵抗を測定することにより、摩擦面の不導体皮膜の形成速度を評価した。この不導体皮膜の形成速度が、必要な添加剤がすべて添加された、完成されたエンジン油の耐摩耗性と相関することが知られている(“Additive Interactions in Engine Oils”, Proceedings of World Tribology Congress 2009 Kyoto, Japan, September 6 - 11, 2009)。
試験機:Plint社製TE77往復動摩擦試験機
試験片:TE77標準試験片
プレート:14752B(HRC硬度60−63)
シリンダー:直径6mm、長さ16mm(HRC硬度59-65)
試験加重:100N
ストローク:15mm
周期:20Hz
油温:100℃
試験時間:2000s
ちなみにこの試験条件で、エンジン油で一般に使用される摩耗防止剤ジアルキルジチオリン酸亜鉛(例えば、sec−ブチルZnDTP)のみを0.06質量%(リン換算)添加した組成物の皮膜形成時間は140sである。
Claims (4)
- 潤滑油基油に、(A)アルカリ金属またはアルカリ土類金属サリチレート、またはこれらの混合物から選ばれる、塩基価100〜500mgKOH/gを有する過塩基性金属系清浄剤を、組成物全量基準において、金属分換算で0.03〜0.35質量%、(B)重量平均分子量5,000〜1,000,000のポリメタクリレート系分散型粘度指数向上剤を、組成物全量基準において、窒素元素換算で0.002〜0.05質量%、含有してなる摩耗防止性を維持しながらジアルキルジチオリン酸亜鉛(ZnDTP)含有量を低減した潤滑油組成物。
- 前記(A)過塩基性金属系清浄剤の金属比が1.2〜20であることを特徴とする請求項1に記載の潤滑油組成物。
- 潤滑油基油に、(A)アルカリ金属またはアルカリ土類金属サリチレート、またはこれらの混合物から選ばれる、塩基価100〜500mgKOH/gを有する過塩基性金属系清浄剤を、組成物全量基準において、金属分換算で0.03〜0.35質量%、(B)重量平均分子量5,000〜1,000,000のポリメタクリレート系分散型粘度指数向上剤を、組成物全量基準において、窒素元素換算で0.002〜0.05質量%、含有してなる摩耗防止性を維持しながらジアルキルジチオリン酸亜鉛(ZnDTP)含有量を低減した潤滑油組成物を摺動面に用いることを特徴とする摺動面摩耗低減方法。
- 前記(A)過塩基性金属系清浄剤の金属比が1.2〜20であることを特徴とする請求項3に記載の摺動面摩耗低減方法。
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