JP5027426B2 - 潤滑剤組成物 - Google Patents
潤滑剤組成物 Download PDFInfo
- Publication number
- JP5027426B2 JP5027426B2 JP2006041271A JP2006041271A JP5027426B2 JP 5027426 B2 JP5027426 B2 JP 5027426B2 JP 2006041271 A JP2006041271 A JP 2006041271A JP 2006041271 A JP2006041271 A JP 2006041271A JP 5027426 B2 JP5027426 B2 JP 5027426B2
- Authority
- JP
- Japan
- Prior art keywords
- molybdenum
- amount
- component
- weight
- lubricant
- 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.)
- Expired - Fee Related
Links
- 239000000314 lubricant Substances 0.000 title claims description 43
- 239000000203 mixture Substances 0.000 title claims description 30
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 32
- 229910052750 molybdenum Inorganic materials 0.000 claims description 28
- 239000011733 molybdenum Substances 0.000 claims description 27
- 239000002199 base oil Substances 0.000 claims description 17
- 229910052717 sulfur Inorganic materials 0.000 claims description 17
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 16
- 239000011593 sulfur Substances 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 14
- -1 organic acid calcium salts Chemical class 0.000 claims description 14
- 239000000344 soap Substances 0.000 claims description 14
- 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 claims description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 8
- 239000011575 calcium Substances 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 8
- MBBWTVUFIXOUBE-UHFFFAOYSA-L zinc;dicarbamodithioate Chemical compound [Zn+2].NC([S-])=S.NC([S-])=S MBBWTVUFIXOUBE-UHFFFAOYSA-L 0.000 claims description 8
- 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 claims description 5
- 150000003672 ureas Chemical class 0.000 claims description 3
- 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 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 150000007513 acids Chemical class 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 15
- 230000001603 reducing effect Effects 0.000 description 13
- 125000004432 carbon atom Chemical group C* 0.000 description 12
- 125000001183 hydrocarbyl group Chemical group 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 239000002480 mineral oil Substances 0.000 description 9
- 235000010446 mineral oil Nutrition 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000005078 molybdenum compound Substances 0.000 description 7
- 150000002752 molybdenum compounds Chemical class 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 6
- 235000014113 dietary fatty acids Nutrition 0.000 description 5
- 239000000194 fatty acid Substances 0.000 description 5
- 229930195729 fatty acid Natural products 0.000 description 5
- 150000004665 fatty acids Chemical class 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- 125000005442 diisocyanate group Chemical group 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- XMKLTEGSALONPH-UHFFFAOYSA-N 1,2,4,5-tetrazinane-3,6-dione Chemical compound O=C1NNC(=O)NN1 XMKLTEGSALONPH-UHFFFAOYSA-N 0.000 description 2
- ULQISTXYYBZJSJ-UHFFFAOYSA-N 12-hydroxyoctadecanoic acid Chemical compound CCCCCCC(O)CCCCCCCCCCC(O)=O ULQISTXYYBZJSJ-UHFFFAOYSA-N 0.000 description 2
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 159000000007 calcium salts Chemical class 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- FPLIHVCWSXLMPX-UHFFFAOYSA-M lithium 12-hydroxystearate Chemical compound [Li+].CCCCCCC(O)CCCCCCCCCCC([O-])=O FPLIHVCWSXLMPX-UHFFFAOYSA-M 0.000 description 2
- HGPXWXLYXNVULB-UHFFFAOYSA-M lithium stearate Chemical compound [Li+].CCCCCCCCCCCCCCCCCC([O-])=O HGPXWXLYXNVULB-UHFFFAOYSA-M 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- IOQPZZOEVPZRBK-UHFFFAOYSA-N octan-1-amine Chemical compound CCCCCCCCN IOQPZZOEVPZRBK-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- MWPBJRDDPCXGQW-UHFFFAOYSA-N (2,3-diheptylphenyl)carbamodithioic acid Chemical compound CCCCCCCC1=CC=CC(NC(S)=S)=C1CCCCCCC MWPBJRDDPCXGQW-UHFFFAOYSA-N 0.000 description 1
- NRYWHGFJNMTRFQ-UHFFFAOYSA-J (2,3-diheptylphenyl)sulfanyl-dioxido-sulfanylidene-$l^{5}-phosphane;molybdenum(4+) Chemical compound [Mo+4].CCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCC.CCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCC NRYWHGFJNMTRFQ-UHFFFAOYSA-J 0.000 description 1
- QVWRYHBOOBLFKL-UHFFFAOYSA-N (2,3-dioctylphenyl)carbamodithioic acid Chemical compound CCCCCCCCC1=CC=CC(NC(S)=S)=C1CCCCCCCC QVWRYHBOOBLFKL-UHFFFAOYSA-N 0.000 description 1
- LZYRKZJMJLVWMV-UHFFFAOYSA-J (2,3-dioctylphenyl)sulfanyl-dioxido-sulfanylidene-$l^{5}-phosphane;molybdenum(4+) Chemical compound [Mo+4].CCCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCCC.CCCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCCC LZYRKZJMJLVWMV-UHFFFAOYSA-J 0.000 description 1
- QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical compound CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 description 1
- MTZUIIAIAKMWLI-UHFFFAOYSA-N 1,2-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC=C1N=C=O MTZUIIAIAKMWLI-UHFFFAOYSA-N 0.000 description 1
- FJLUATLTXUNBOT-UHFFFAOYSA-N 1-Hexadecylamine Chemical compound CCCCCCCCCCCCCCCCN FJLUATLTXUNBOT-UHFFFAOYSA-N 0.000 description 1
- 229940114072 12-hydroxystearic acid Drugs 0.000 description 1
- OTBXXHSYWPTXET-UHFFFAOYSA-N 2-ethylhexyl carbamodithioate Chemical compound CCCCC(CC)CSC(N)=S OTBXXHSYWPTXET-UHFFFAOYSA-N 0.000 description 1
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- BOKUNCVJPAVNSL-UHFFFAOYSA-N C(C(C)C)N(C(S)=S)CC(C)C.[S-2].[Zn+2] Chemical compound C(C(C)C)N(C(S)=S)CC(C)C.[S-2].[Zn+2] BOKUNCVJPAVNSL-UHFFFAOYSA-N 0.000 description 1
- FNPAKEDDCXZHTM-UHFFFAOYSA-J C(C(C)C)N(C([S-])=S)CC(C)C.[Mo+4].C(C(C)C)N(C([S-])=S)CC(C)C.C(C(C)C)N(C([S-])=S)CC(C)C.C(C(C)C)N(C([S-])=S)CC(C)C Chemical compound C(C(C)C)N(C([S-])=S)CC(C)C.[Mo+4].C(C(C)C)N(C([S-])=S)CC(C)C.C(C(C)C)N(C([S-])=S)CC(C)C.C(C(C)C)N(C([S-])=S)CC(C)C FNPAKEDDCXZHTM-UHFFFAOYSA-J 0.000 description 1
- XAMNJQIWYDNGSA-UHFFFAOYSA-M C(C(C)C)SP(=S)(OCC(C)C)[O-].[Mo+] Chemical compound C(C(C)C)SP(=S)(OCC(C)C)[O-].[Mo+] XAMNJQIWYDNGSA-UHFFFAOYSA-M 0.000 description 1
- ZVLBVLDMHLUFMI-UHFFFAOYSA-L C(CC)C=1C(=C(C=CC1)NC([S-])=S)CCC.[Mo+2]=S.C(CC)C=1C(=C(C=CC1)NC([S-])=S)CCC Chemical compound C(CC)C=1C(=C(C=CC1)NC([S-])=S)CCC.[Mo+2]=S.C(CC)C=1C(=C(C=CC1)NC([S-])=S)CCC ZVLBVLDMHLUFMI-UHFFFAOYSA-L 0.000 description 1
- OIZLATVJSXOTMP-UHFFFAOYSA-J C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.[Mo+4].C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC Chemical compound C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.[Mo+4].C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC.C(CCC)C=1C(=C(C=CC1)NC([S-])=S)CCCC OIZLATVJSXOTMP-UHFFFAOYSA-J 0.000 description 1
- RSMBECBVJJOIOQ-UHFFFAOYSA-N C(CCC)N(C(S)=S)CCCC.[S-2].[Zn+2] Chemical compound C(CCC)N(C(S)=S)CCCC.[S-2].[Zn+2] RSMBECBVJJOIOQ-UHFFFAOYSA-N 0.000 description 1
- HHKJKNPJPJQAPY-UHFFFAOYSA-L C(CCC)N(C([S-])=S)CCCC.[Mo+2]=S.C(CCC)N(C([S-])=S)CCCC Chemical compound C(CCC)N(C([S-])=S)CCCC.[Mo+2]=S.C(CCC)N(C([S-])=S)CCCC HHKJKNPJPJQAPY-UHFFFAOYSA-L 0.000 description 1
- YLTBAGNVWCMEPR-UHFFFAOYSA-N C(CCCC)N(C(S)=S)CCCCC.[S-2].[Zn+2] Chemical compound C(CCCC)N(C(S)=S)CCCCC.[S-2].[Zn+2] YLTBAGNVWCMEPR-UHFFFAOYSA-N 0.000 description 1
- APMJOTOQDSIBKH-UHFFFAOYSA-L C(CCCC)N(C([S-])=S)CCCCC.[Mo+2]=S.C(CCCC)N(C([S-])=S)CCCCC Chemical compound C(CCCC)N(C([S-])=S)CCCCC.[Mo+2]=S.C(CCCC)N(C([S-])=S)CCCCC APMJOTOQDSIBKH-UHFFFAOYSA-L 0.000 description 1
- ZQCVBNODRJLAAP-UHFFFAOYSA-N C(CCCCC)N(C(S)=S)CCCCCC.[S-2].[Zn+2] Chemical compound C(CCCCC)N(C(S)=S)CCCCCC.[S-2].[Zn+2] ZQCVBNODRJLAAP-UHFFFAOYSA-N 0.000 description 1
- DCUIHOYYXOKDCD-UHFFFAOYSA-J C(CCCCC)N(C([S-])=S)CCCCCC.[Mo+4].C(CCCCC)N(C([S-])=S)CCCCCC.C(CCCCC)N(C([S-])=S)CCCCCC.C(CCCCC)N(C([S-])=S)CCCCCC Chemical compound C(CCCCC)N(C([S-])=S)CCCCCC.[Mo+4].C(CCCCC)N(C([S-])=S)CCCCCC.C(CCCCC)N(C([S-])=S)CCCCCC.C(CCCCC)N(C([S-])=S)CCCCCC DCUIHOYYXOKDCD-UHFFFAOYSA-J 0.000 description 1
- IUMMSULOWPZLSH-UHFFFAOYSA-N C(CCCCCCC)N(C(S)=S)CCCCCCCC.[S-2].[Zn+2] Chemical compound C(CCCCCCC)N(C(S)=S)CCCCCCCC.[S-2].[Zn+2] IUMMSULOWPZLSH-UHFFFAOYSA-N 0.000 description 1
- ZPOABPZGLGKKOT-UHFFFAOYSA-M C(CCCCCCC)SP(=S)(OCCCCCCCC)[O-].[Mo+]=S Chemical compound C(CCCCCCC)SP(=S)(OCCCCCCCC)[O-].[Mo+]=S ZPOABPZGLGKKOT-UHFFFAOYSA-M 0.000 description 1
- FQMKBFSFKPEGIM-UHFFFAOYSA-J C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.[Mo+4].C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC Chemical compound C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.[Mo+4].C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC.C(CCCCCCCCC)N(C([S-])=S)CCCCCCCCCC FQMKBFSFKPEGIM-UHFFFAOYSA-J 0.000 description 1
- HFYBBWTWJBMLAL-UHFFFAOYSA-M C(CCCCCCCCCCC)SP(=S)(OCCCCCCCCCCCC)[O-].[Mo+] Chemical compound C(CCCCCCCCCCC)SP(=S)(OCCCCCCCCCCCC)[O-].[Mo+] HFYBBWTWJBMLAL-UHFFFAOYSA-M 0.000 description 1
- YRDJFIJKVDGNFZ-UHFFFAOYSA-J C(N)([S-])=S.[Mo+4].C(C)SCC.C(N)([S-])=S.C(N)([S-])=S.C(N)([S-])=S Chemical compound C(N)([S-])=S.[Mo+4].C(C)SCC.C(N)([S-])=S.C(N)([S-])=S.C(N)([S-])=S YRDJFIJKVDGNFZ-UHFFFAOYSA-J 0.000 description 1
- GLIIGTKNVDBYCK-UHFFFAOYSA-N CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.[Mo+4].[Mo+4].[Mo+4] Chemical compound CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.CCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CC.[Mo+4].[Mo+4].[Mo+4] GLIIGTKNVDBYCK-UHFFFAOYSA-N 0.000 description 1
- FRHRHRMSKNPUEB-UHFFFAOYSA-N CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.[Mo+4].[Mo+4].[Mo+4] Chemical compound CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.CCCC1=CC=CC([S+]=P([O-])([O-])[S-])=C1CCC.[Mo+4].[Mo+4].[Mo+4] FRHRHRMSKNPUEB-UHFFFAOYSA-N 0.000 description 1
- CMFMTDBEVDTRHZ-UHFFFAOYSA-M CCCCCCCCCCCCCCCCCCOP(=S)(O[Mo])SCCCCCCCCCCCCCCCCCC Chemical compound CCCCCCCCCCCCCCCCCCOP(=S)(O[Mo])SCCCCCCCCCCCCCCCCCC CMFMTDBEVDTRHZ-UHFFFAOYSA-M 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- 239000005069 Extreme pressure additive Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- DKIVEMLFUCBVBR-UHFFFAOYSA-J [2,3-di(nonyl)phenyl]sulfanyl-dioxido-sulfanylidene-$l^{5}-phosphane;molybdenum(4+) Chemical compound [Mo+4].CCCCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCCCC.CCCCCCCCCC1=CC=CC(SP([O-])([O-])=S)=C1CCCCCCCCC DKIVEMLFUCBVBR-UHFFFAOYSA-J 0.000 description 1
- PLSGAZYWNXACAD-UHFFFAOYSA-M [Mo+2]=S.C(CCCCC)SP(=S)(OCCCCCC)[O-].[Mo+4] Chemical compound [Mo+2]=S.C(CCCCC)SP(=S)(OCCCCCC)[O-].[Mo+4] PLSGAZYWNXACAD-UHFFFAOYSA-M 0.000 description 1
- VLINYBMJNTYUPX-UHFFFAOYSA-M [Mo+4].C(CCC)SP(=S)(OCCCC)[O-].[Mo+4] Chemical compound [Mo+4].C(CCC)SP(=S)(OCCCC)[O-].[Mo+4] VLINYBMJNTYUPX-UHFFFAOYSA-M 0.000 description 1
- KNCJXQQHDIFUME-UHFFFAOYSA-M [Mo+4].C(CCCC)SP(=S)(OCCCCC)[O-].[Mo+4] Chemical compound [Mo+4].C(CCCC)SP(=S)(OCCCCC)[O-].[Mo+4] KNCJXQQHDIFUME-UHFFFAOYSA-M 0.000 description 1
- WHYMMBVHNAJXTN-UHFFFAOYSA-J [Mo+4].C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1 Chemical compound [Mo+4].C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCC)N(C([S-])=S)C1=CC=CC=C1 WHYMMBVHNAJXTN-UHFFFAOYSA-J 0.000 description 1
- JNHVVFVPRQZUOZ-UHFFFAOYSA-M [Mo+4].C(CCCCCCCCC)SP(=S)(OCCCCCCCCCC)[O-].[Mo+4] Chemical compound [Mo+4].C(CCCCCCCCC)SP(=S)(OCCCCCCCCCC)[O-].[Mo+4] JNHVVFVPRQZUOZ-UHFFFAOYSA-M 0.000 description 1
- TZMQUXVCVRBXPQ-UHFFFAOYSA-J [Mo+4].C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1 Chemical compound [Mo+4].C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1.C(CCCCCCCCCCC)N(C([S-])=S)C1=CC=CC=C1 TZMQUXVCVRBXPQ-UHFFFAOYSA-J 0.000 description 1
- QFGJQOROBAOJDG-UHFFFAOYSA-F [Mo+4].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].[Mo+4].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].C(CCCCCCCCCCCC)SP(=S)([O-])[O-] Chemical compound [Mo+4].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].[Mo+4].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].C(CCCCCCCCCCCC)SP(=S)([O-])[O-].C(CCCCCCCCCCCC)SP(=S)([O-])[O-] QFGJQOROBAOJDG-UHFFFAOYSA-F 0.000 description 1
- VWKHGTIFENWDOU-UHFFFAOYSA-F [Mo+4].P(=S)(SC1=C(C(=CC=C1)CCCCC)CCCCC)([O-])[O-].[Mo+4].C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC.C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC.C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC Chemical compound [Mo+4].P(=S)(SC1=C(C(=CC=C1)CCCCC)CCCCC)([O-])[O-].[Mo+4].C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC.C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC.C(CCCC)C=1C(=C(C=CC1)SP(=S)([O-])[O-])CCCCC VWKHGTIFENWDOU-UHFFFAOYSA-F 0.000 description 1
- HDTIXQALHLGZFA-UHFFFAOYSA-J [Mo+4].P(=S)(SCC(CCCC)CC)(OCC(CCCC)CC)[O-].C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC.C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC.C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC Chemical compound [Mo+4].P(=S)(SCC(CCCC)CC)(OCC(CCCC)CC)[O-].C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC.C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC.C(C)C(CSP(=S)(OCC(CCCC)CC)[O-])CCCC HDTIXQALHLGZFA-UHFFFAOYSA-J 0.000 description 1
- QCJQWJKKTGJDCM-UHFFFAOYSA-N [P].[S] Chemical compound [P].[S] QCJQWJKKTGJDCM-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 125000002029 aromatic hydrocarbon group Chemical group 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- SAOKZLXYCUGLFA-UHFFFAOYSA-N bis(2-ethylhexyl) adipate Chemical compound CCCCC(CC)COC(=O)CCCCC(=O)OCC(CC)CCCC SAOKZLXYCUGLFA-UHFFFAOYSA-N 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- AVVIDTZRJBSXML-UHFFFAOYSA-L calcium;2-carboxyphenolate;dihydrate Chemical compound O.O.[Ca+2].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O AVVIDTZRJBSXML-UHFFFAOYSA-L 0.000 description 1
- ZMRQTIAUOLVKOX-UHFFFAOYSA-L calcium;diphenoxide Chemical compound [Ca+2].[O-]C1=CC=CC=C1.[O-]C1=CC=CC=C1 ZMRQTIAUOLVKOX-UHFFFAOYSA-L 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- VXZVULMCJMCXLK-UHFFFAOYSA-N dioctadecylcarbamodithioic acid Chemical compound CCCCCCCCCCCCCCCCCCN(C(S)=S)CCCCCCCCCCCCCCCCCC VXZVULMCJMCXLK-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
- DHNCYZNCPMWMHP-UHFFFAOYSA-N diphenylcarbamodithioic acid Chemical compound C=1C=CC=CC=1N(C(=S)S)C1=CC=CC=C1 DHNCYZNCPMWMHP-UHFFFAOYSA-N 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- JRBPAEWTRLWTQC-UHFFFAOYSA-N dodecylamine Chemical compound CCCCCCCCCCCCN JRBPAEWTRLWTQC-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- ZSSIYIZVIFNDRJ-UHFFFAOYSA-N hydroxy-phenoxy-phenylsulfanyl-sulfanylidene-lambda5-phosphane Chemical compound C=1C=CC=CC=1SP(=S)(O)OC1=CC=CC=C1 ZSSIYIZVIFNDRJ-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor 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
- 239000007788 liquid Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical group 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000006078 metal deactivator Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- HSLPKUSATOOARK-UHFFFAOYSA-J molybdenum(4+) N-tridecylcarbamodithioate Chemical compound C(CCCCCCCCCCCC)NC([S-])=S.[Mo+4].C(CCCCCCCCCCCC)NC([S-])=S.C(CCCCCCCCCCCC)NC([S-])=S.C(CCCCCCCCCCCC)NC([S-])=S HSLPKUSATOOARK-UHFFFAOYSA-J 0.000 description 1
- MGJYZNJAQSLHOL-UHFFFAOYSA-M n,n-dioctylcarbamodithioate Chemical compound CCCCCCCCN(C([S-])=S)CCCCCCCC MGJYZNJAQSLHOL-UHFFFAOYSA-M 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 150000003873 salicylate salts Chemical class 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 150000003752 zinc compounds Chemical class 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- 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
- C10M163/00—Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution 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
- 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
- C10M169/06—Mixtures of thickeners and additives
-
- 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
- C10M2207/126—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 monocarboxylic
- C10M2207/1265—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 monocarboxylic used as thickening agent
-
- 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
- C10M2207/128—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 containing hydroxy groups; Ethers thereof
- C10M2207/1285—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 containing hydroxy groups; Ethers thereof used as thickening agents
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/10—Amides of carbonic or haloformic acids
- C10M2215/102—Ureas; Semicarbazides; Allophanates
- C10M2215/1026—Ureas; Semicarbazides; Allophanates used as thickening 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
- 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
-
- 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
-
- 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
- C10N2010/00—Metal present as such or in compounds
- C10N2010/04—Groups 2 or 12
-
- 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
- C10N2010/00—Metal present as such or in compounds
- C10N2010/12—Groups 6 or 16
-
- 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
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/02—Bearings
-
- 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
-
- 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
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
- C10N2050/10—Semi-solids; greasy
Description
しかしモリブデンは、1999年に制度化された化学物質排出移動量届出制度の第一種指定化学物質に指定されており、環境保護の観点からその使用量は少ないほうが望ましい。また、モリブデン化合物は価格も比較的高価であり、さらには近年その価格は急騰していることから、潤滑剤の経済性を向上させる意味でもモリブデン化合物の配合量を低減した高性能潤滑剤の開発が望まれている。
(A) モリブデンに対する硫黄の重量比が1.1〜1.3であるモリブデンジチオカーバメート及び/またはモリブデンジチオフォスフェートを、潤滑剤組成物全量を基準としてモリブデン元素換算量で700〜2800重量ppm、
(B) ジチオカルバミン酸亜鉛を、本成分に由来する硫黄の量が(A)成分に由来するモリブデンの量に対して重量比で0.3〜2.3、
(C) アルキルフェノール、アルキルサリチル酸、脂肪族スルホン酸および芳香族スルホン酸からなる群より選ばれる1種以上の有機酸のカルシウム塩を、本成分に由来するカルシウムの量が(A)成分に由来するモリブデンの量に対して重量比で0.2〜6.1、
を含有させると共に、
(D) リチウム石けん、カルシウム石けん、ナトリウム石けん、アルミニウム石けん、これらのコンプレックス石けんおよびウレア化合物よりなる群から選択される1種以上の化合物を5〜20重量%、
を更に含有させて潤滑剤組成物としたものである。
鉱油系基油としては、例えば、原油を常圧蒸留して得られる常圧残油を減圧蒸留等の処理を1つ以上行って精製したもの、あるいはワックス異性化鉱油、フィッシャートロプシュプロセス等により製造されるGTL WAX(Gas to Liquid Wax)を異性化する手法で製造される基油等が例示できる。
また、合成油の具体例としては、α−オレフィンオリゴマーやポリブテン等のポリオレフィン、ポリエチレングリコールやポリプロピレングリコール等のポリアルキレングリコール、ジ−2−エチルヘキシルセバケートやジ−2−エチルヘキシルアジペート等のジエステル、トリメチロールプロパンエステルやペンタエリスリトールエステル等のポリオールエステル、パーフルオロアルキルエーテル、シリコーン油、ポリフェニルエーテル等が挙げられる。
これらの基油は、単独でも2種以上を混合しても使用することができ、更に鉱油と合成油を組み合わせても良い。また、基油の動粘度については特に制限を受けるものではない。
また、上記化合物の核を成すモリブデン原子には酸素原子または硫黄原子を任意に結合することができるが、モリブデン量に対する硫黄量が重量比で1.1〜1.3になるよう調整したものを用いる。ここに規定する重量比は、単独の硫黄含有有機モリブデン化合物でも、数種の硫黄含有有機モリブデン化合物の混合物全量中での割合でも良い。
この重量比が1.1より小さいと、モリブデンに対して硫黄の量が不足し、潤滑面に十分な二硫化モリブデン皮膜が形成されない。一方1.3より大きいと他の添加剤と組み合わせた際に十分な併用効果が得られず、摩擦係数が上昇する場合がある。
これらの清浄剤には、一般に製造工程において金属炭酸塩を組み込むことにより過塩基性処理を施したものが多く、その塩基性の度合いは全塩基価(TBN)として示されており、通常製造されている清浄剤のTBNは0〜500mgKOH/g程度である。本発明においては、このTBNに特に制限はなく、中性から過塩基性のものまで幅広く用いることができる。
これらの金属塩は、脂肪酸または脂肪酸混合物と金属の水酸化物を反応させることによって得られるが、本発明では予め反応させた化合物を潤滑剤基油に加えても、潤滑剤基油中で反応させても、いずれでも良い。
これらについても、予め反応させたものを潤滑剤基油に加えても、潤滑剤基油中で反応させても、いずれでも良い。また上記した金属石けんとウレア化合物を混合して用いることもできる。
(実施例1,4〜7、比較例1,3,6,8)
表1〜4に示す配合量に従い、潤滑剤基油として鉱油(40℃の動粘度:100mm2/s)の一部に芳香環含有ジイソシアネートとしてジフェニルメタン−4−4’−ジイソシアネート(MDI)を加え、これら混合物を加熱した。さらに予め別に取り分けた残りの鉱油中にモノアミンを加えて加熱溶解させた。上記両潤滑剤基油を混合して反応させ、これを冷却した後に(A),(B),(C)の各組成物を各表に表示する割合になるように添加した。これを三段ロールミルによって均質化処理を行い、実施例1,4〜7および比較例1,3,6,8の潤滑剤組成物を調製した。
表2〜4に示す配合量に従い、潤滑油基油として鉱油(40℃の動粘度:100mm2/s)を使用し、この中にステアリン酸リチウムまたは12-ヒドロキシステアリン酸リチウムを加熱溶解し、これをさらに冷却した後、(A)、(B)、(C)の各組成物を各表に表示する割合になるように添加した。これを三段ロールミルによって均質化処理を行い、実施例8,9および比較例2,4,5,7の潤滑剤組成物を調製した。
表1に示す配合量に従い、実施例1と同様にして、潤滑剤基油の鉱油(40℃の動粘度:100mm2/s)の一部にジフェニルメタン−4−4’−ジイソシアネート(MDI)を加え、これら混合物を加熱した。さらに残りの鉱油中にモノアミンを加えて加熱溶解させた。上記両潤滑剤基油を混合して反応させ、この中にステアリン酸リチウムまたは12-ヒドロキシステアリン酸リチウムを加熱溶解した。これをさらに冷却した後、(A)、(B)、(C)の各組成物を表1に表示する割合になるように添加した。これを三段ロールミルによって均質化処理を行い、実施例2,3の潤滑剤組成物を調製した。
(A)成分の「MoDTC」は、硫化ジアルキルジチオカルバミン酸モリブデンであって、アルキル基はC数13である(但し、比較例1で用いたMoDTCはC数4である)。
(A)成分の「MoDTP」は、硫化ジアルキルジチオリン酸モリブデンであって、アルキル基はC数8である。
(B)成分の「ZnDTC」は、ジアルキルジチオカルバミン酸亜鉛であって、アルキル基はC数5である。
(D)成分の「ジウレア」は、MDIとモノアミンの反応物であり、モノアミンはオクチルアミンまたは/およびオレイルアミンである。
各実施例及び比較例の潤滑剤組成物について、以下に示す試験方法により物性の評価を行った。
(1)ちょう度
JIS K2220のちょう度試験法に基づき測定した。
(2)滴点
JIS K2220の滴点試験法に基づき測定した。
(3)摩擦係数
下記条件で振動摩擦摩耗試験(SRV試験)を行い、摩擦係数を測定した。なお、試験時間は15分間とし、終了時(15分後)の摩擦係数を求めた。
試験機: SRV試験機(オプチモール社製)
面 圧: 2160MPa
すべり速度: 0.200m/s
温 度: 30℃
試験ボール: 直径17.5mm(SUJ2)
試験プレート:直径24mm、厚さ7.85mm(SUJ2)
得られた結果を表1〜表4中に記載した。
(評価・考察)
実施例1〜9では、摩擦係数が0.025〜0.030と非常に低い摩擦係数を示している。従来の潤滑剤技術において、摩擦係数を0.030以下にすることは非常に困難とされており、仮にこれを実現するためにはモリブデン元素換算量で5000ppm以上の相当量の有機モリブデン化合物を配合しなければ成し得なかったことである。
一方、比較例1及び比較例2は、(A)成分中の硫黄とモリブデンの重量比(S/Mo比)が1.1〜1.3の範囲を外れており、比較例3及び比較例6では(A)成分に由来するモリブデンの元素換算量が250及び4000であって700〜2800ppmの範囲を外れている。また、比較例4及び比較例6は、(B)成分に由来する硫黄の量がモリブデンとの重量比で5.1及び0.1であって0.3〜2.3の範囲外であり、比較例5、比較例7及び比較例8では、(C)成分に由来するカルシウムの量がモリブデンとの重量比で10.3、0.1及び8.7であって0.2〜6.1の範囲を外れている。更に、比較例8では、(D)成分の量が35重量%で5〜25重量%の範囲外となっている。そして、これらの比較例1〜8の潤滑剤組成物の摩擦係数は、0.072〜0.142と上記実施例に比べて非常に高い摩擦係数を示すか、焼付きを起こしている。このように、本発明の潤滑剤組成物は、優れた摩擦特性を有しており、潤滑剤として優良なものであることが判る。
Claims (1)
- 潤滑剤基油に、
(A)モリブデンに対する硫黄の重量比が1.1〜1.3であるモリブデンジチオカーバメート及び/またはモリブデンジチオフォスフェートを、潤滑剤組成物全量を基準としてモリブデン元素換算量で700〜2800重量ppm、
(B)ジチオカルバミン酸亜鉛を、本成分に由来する硫黄の量が(A)成分に由来するモリブデンの量に対して重量比で0.3〜2.3、
(C)アルキルフェノール、アルキルサリチル酸、脂肪族スルホン酸および芳香族スルホン酸からなる群より選ばれる1種以上の有機酸カルシウム塩を、本成分に由来するカルシウムの量が(A)成分に由来するモリブデンの量に対して重量比で0.2〜6.1、
を含有すると共に、更に
(D)リチウム石けん、カルシウム石けん、ナトリウム石けん、アルミニウム石けん、これらのコンプレックス石けんおよびウレア化合物よりなる群から選択される1種以上の化合物を潤滑剤組成物全量を基準として5〜20重量%、
を含有することを特徴とする潤滑剤組成物。
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ARP070100596A AR059576A1 (es) | 2006-02-17 | 2007-02-13 | Composicion de lubricante |
PCT/EP2007/051485 WO2007093632A2 (en) | 2006-02-17 | 2007-02-15 | Lubricant composition |
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