JP2007039480A - ギヤ油組成物 - Google Patents
ギヤ油組成物 Download PDFInfo
- Publication number
- JP2007039480A JP2007039480A JP2005222238A JP2005222238A JP2007039480A JP 2007039480 A JP2007039480 A JP 2007039480A JP 2005222238 A JP2005222238 A JP 2005222238A JP 2005222238 A JP2005222238 A JP 2005222238A JP 2007039480 A JP2007039480 A JP 2007039480A
- Authority
- JP
- Japan
- Prior art keywords
- oil
- viscosity
- gear
- kinematic viscosity
- oil composition
- 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.)
- Granted
Links
- 239000012208 gear oil Substances 0.000 title claims abstract description 91
- 239000000203 mixture Substances 0.000 title claims abstract description 90
- 239000003921 oil Substances 0.000 claims abstract description 94
- 239000002199 base oil Substances 0.000 claims abstract description 90
- 239000000654 additive Substances 0.000 claims abstract description 42
- 239000000446 fuel Substances 0.000 claims abstract description 33
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 32
- 239000002480 mineral oil Substances 0.000 claims abstract description 32
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 31
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 31
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 29
- 230000000996 additive effect Effects 0.000 claims abstract description 24
- -1 amine salt Chemical class 0.000 claims description 31
- 229910019142 PO4 Inorganic materials 0.000 claims description 20
- 230000002378 acidificating effect Effects 0.000 claims description 20
- 230000009467 reduction Effects 0.000 claims description 20
- 150000001336 alkenes Chemical class 0.000 claims description 17
- 239000010452 phosphate Substances 0.000 claims description 16
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000011593 sulfur Substances 0.000 claims description 13
- 229910052717 sulfur Inorganic materials 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 10
- 239000011574 phosphorus Substances 0.000 claims description 10
- 229910052698 phosphorus Inorganic materials 0.000 claims description 10
- 239000003607 modifier Substances 0.000 claims description 8
- 239000003963 antioxidant agent Substances 0.000 claims description 7
- 150000002148 esters Chemical group 0.000 claims description 7
- 239000002270 dispersing agent Substances 0.000 claims description 6
- 239000003112 inhibitor Substances 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 150000008301 phosphite esters Chemical class 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 11
- 229920013639 polyalphaolefin Polymers 0.000 description 29
- 235000021317 phosphate Nutrition 0.000 description 19
- 239000005077 polysulfide Chemical class 0.000 description 15
- 229920001021 polysulfide Chemical class 0.000 description 15
- 150000008117 polysulfides Chemical class 0.000 description 15
- 239000004711 α-olefin Substances 0.000 description 15
- 125000004432 carbon atom Chemical group C* 0.000 description 14
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 13
- 238000002156 mixing Methods 0.000 description 12
- 125000003342 alkenyl group Chemical group 0.000 description 11
- 125000000217 alkyl group Chemical group 0.000 description 11
- 239000002253 acid Substances 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- 238000011156 evaluation Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 125000003118 aryl group Chemical group 0.000 description 6
- 235000014113 dietary fatty acids Nutrition 0.000 description 6
- 239000000194 fatty acid Substances 0.000 description 6
- 229930195729 fatty acid Natural products 0.000 description 6
- 150000003014 phosphoric acid esters Chemical class 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical compound CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 4
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 4
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 4
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 125000002877 alkyl aryl group Chemical group 0.000 description 3
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 239000003925 fat Substances 0.000 description 3
- 235000019197 fats Nutrition 0.000 description 3
- 150000004665 fatty acids Chemical class 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- FXNDIJDIPNCZQJ-UHFFFAOYSA-N 2,4,4-trimethylpent-1-ene Chemical group CC(=C)CC(C)(C)C FXNDIJDIPNCZQJ-UHFFFAOYSA-N 0.000 description 2
- UWNADWZGEHDQAB-UHFFFAOYSA-N 2,5-dimethylhexane Chemical group CC(C)CCC(C)C UWNADWZGEHDQAB-UHFFFAOYSA-N 0.000 description 2
- ONJROLGQWMBXAP-UHFFFAOYSA-N 2-methyl-1-(2-methylpropyldisulfanyl)propane Chemical compound CC(C)CSSCC(C)C ONJROLGQWMBXAP-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical compound C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000004517 catalytic hydrocracking Methods 0.000 description 2
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 2
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 2
- 150000002334 glycols Chemical class 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 239000012263 liquid product Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 2
- 125000002347 octyl 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])[H] 0.000 description 2
- 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 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920000193 polymethacrylate Polymers 0.000 description 2
- 229920006389 polyphenyl polymer Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 description 2
- 150000003464 sulfur compounds Chemical group 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- CIRMGZKUSBCWRL-LHLOQNFPSA-N (e)-10-[2-(7-carboxyheptyl)-5,6-dihexylcyclohex-3-en-1-yl]dec-9-enoic acid Chemical compound CCCCCCC1C=CC(CCCCCCCC(O)=O)C(\C=C\CCCCCCCC(O)=O)C1CCCCCC CIRMGZKUSBCWRL-LHLOQNFPSA-N 0.000 description 1
- QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical class CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 description 1
- RDAGYWUMBWNXIC-UHFFFAOYSA-N 1,2-bis(2-ethylhexyl)benzene Chemical compound CCCCC(CC)CC1=CC=CC=C1CC(CC)CCCC RDAGYWUMBWNXIC-UHFFFAOYSA-N 0.000 description 1
- YEYQUBZGSWAPGE-UHFFFAOYSA-N 1,2-di(nonyl)benzene Chemical compound CCCCCCCCCC1=CC=CC=C1CCCCCCCCC YEYQUBZGSWAPGE-UHFFFAOYSA-N 0.000 description 1
- QWUWMCYKGHVNAV-UHFFFAOYSA-N 1,2-dihydrostilbene Chemical group C=1C=CC=CC=1CCC1=CC=CC=C1 QWUWMCYKGHVNAV-UHFFFAOYSA-N 0.000 description 1
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- DKCPKDPYUFEZCP-UHFFFAOYSA-N 2,6-di-tert-butylphenol Chemical compound CC(C)(C)C1=CC=CC(C(C)(C)C)=C1O DKCPKDPYUFEZCP-UHFFFAOYSA-N 0.000 description 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- PTJWCLYPVFJWMP-UHFFFAOYSA-N 2-[[3-hydroxy-2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)COCC(CO)(CO)CO PTJWCLYPVFJWMP-UHFFFAOYSA-N 0.000 description 1
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
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- 229920002367 Polyisobutene Polymers 0.000 description 1
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- 125000002723 alicyclic group Chemical group 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
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- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 230000000573 anti-seizure effect Effects 0.000 description 1
- 125000001204 arachidyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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- 125000006038 hexenyl group Chemical group 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
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- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 239000011733 molybdenum Substances 0.000 description 1
- 239000005078 molybdenum compound Substances 0.000 description 1
- 150000002752 molybdenum compounds Chemical class 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000005187 nonenyl group Chemical group C(=CCCCCCCC)* 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004365 octenyl group Chemical group C(=CCCCCCC)* 0.000 description 1
- CBFCDTFDPHXCNY-UHFFFAOYSA-N octyldodecane Natural products CCCCCCCCCCCCCCCCCCCC CBFCDTFDPHXCNY-UHFFFAOYSA-N 0.000 description 1
- 235000014593 oils and fats Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 125000002255 pentenyl group Chemical group C(=CCCC)* 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000010702 perfluoropolyether Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002530 phenolic antioxidant Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 150000003873 salicylate salts Chemical class 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical group [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 229960002317 succinimide Drugs 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- JZALLXAUNPOCEU-UHFFFAOYSA-N tetradecylbenzene Chemical compound CCCCCCCCCCCCCCC1=CC=CC=C1 JZALLXAUNPOCEU-UHFFFAOYSA-N 0.000 description 1
- WMYJOZQKDZZHAC-UHFFFAOYSA-H trizinc;dioxido-sulfanylidene-sulfido-$l^{5}-phosphane Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S WMYJOZQKDZZHAC-UHFFFAOYSA-H 0.000 description 1
- 125000005065 undecenyl group Chemical group C(=CCCCCCCCCC)* 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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Abstract
【解決手段】
基油と該基油に配合した少なくとも一種のギヤ油用添加剤とからなるギヤ油組成物であって、
前記基油が、
(A)100℃における動粘度3.5〜7mm2/sの鉱油および/または
炭化水素系合成油と、
(B)100℃における動粘度20〜52mm2/sの鉱油および/または
炭化水素系合成油とを含有してなり、
前記組成物の40℃における動粘度が80mm2/s以下である
ことを特徴とするギヤ油組成物。
【選択図】 なし
Description
基油と該基油に配合した少なくとも一種のギヤ油用添加剤とからなるギヤ油組成物であって、
前記基油が、
(A)100℃における動粘度3.5〜7mm2/sの鉱油および/
または炭化水素系合成油と、
(B)100℃における動粘度20〜52mm2/sの鉱油および/
または炭化水素系合成油とを含有してなり、
前記組成物の40℃における動粘度が80mm2/s以下である
ことを特徴とするギヤ油組成物
が提供される。
が提供される。
基油と該基油に配合した少なくとも一種のギヤ油用添加剤とからなるギヤ油組成物であって、前記基油が、(A)100℃における動粘度3.5〜7mm2/sの鉱油および/または炭化水素系合成油と、(B)100℃における動粘度20〜52mm2/sの鉱油および/または炭化水素系合成油とを含有してなり、前記組成物の40℃における動粘度が80mm2/s以下であるギヤ油組成物
を自動車の終減速ギヤの潤滑に用いることを特徴とする自動車用終減速ギヤの燃費低減方法
が提供される。
13mm2/s以上である前記ギヤ油組成物。
2)前記低粘度基油が、100℃動粘度3.5〜7mm2/sの範囲内の一種または二種
以上の鉱油および/またはポリ−α−オレフィンもしくはエチレン−α−オレ
フィン共重合体からなる炭化水素系合成油である前記ギヤ油組成物。
3)高粘度基油が、100℃動粘度20〜52mm2/s の範囲内の一種または二種以
上のポリ−α−オレフィンおよび/またはエチレン−α−オレフィン共重合体
からなる炭化水素系合成油である前記ギヤ油組成物。
4)硫黄系添加剤、リン系添加剤、無灰系分散剤、流動点降下剤、消泡剤、酸化防
止剤、防錆剤および摩擦調整剤からなる群より選択される少なくとも一種の添
加剤を配合してなる前記ギヤ油組成物。
5)硫黄系添加剤およびリン系添加剤からなる群から選択された少なくとも一種の
極圧剤と、無灰系分散剤、流動点降下剤、消泡剤、酸化防止剤、防錆剤、腐蝕
防止剤および摩擦調整剤からなる群より選択される少なくとも一種の添加剤と
を含有してなる前記ギヤ油組成物。
6)前記硫黄系添加剤が、硫化オレフィンであり、リン系添加剤が、酸性リン酸エ
ステルおよび/または酸性亜リン酸エステルのアルキルアミン塩である前記ギ
ヤ油組成物。
7)さらに、エステルからなる相溶化剤が配合されてなる前記ギヤ油組成物。
8)前記ギヤ油組成物が、自動車用終減速ギヤ油組成物である前記ギヤ油組成物。
本発明に係るギヤ油組成物は、(A)低粘度基油と(B)高粘度基油を混合してなるものであり、さらに、必要に応じて(C)ギヤ油用添加剤を混合してなり、各成分(A)、(B)および(C)を、該ギヤ油組成物の40℃動粘度が80mm2/sを超えないように制御された割合で混合されてなるものである。かかるギヤ油組成物は、省燃費性改善の観点から40℃動粘度が80mm2/s 以下に制御されたものであり、好ましくは、40℃動粘度が70〜80mm2/s、特に好ましくは、70〜76mm2/sの範囲に制御されたものである。
前記低粘度基油および高粘度基油として用いられる鉱油系基油(GTL系基油を含む。)は、基材として、パラフィン系、中間基系またはナフテン系原油の常圧蒸留装置残渣油の減圧蒸留による留出油として得られる潤滑油留分を溶剤精製、水素化分解、水素化処理、水素化精製、溶剤脱蝋、接触脱蝋、白土処理等の各種精製工程を任意に選択して用いることにより処理して得られる溶剤精製鉱油または水素化処理油等の鉱油、減圧蒸留残渣油の溶剤脱瀝処理により得られる脱瀝油を前記の精製工程により処理して得られる鉱油、またはワックス分の異性化により得られる鉱油等またはこれらの混合油を挙げることができる。
ポリ−α−オレフィン;
ポリ−α−オレフィンとしては、例えば、ポリ−1−ヘキセン、
ポリ−1−オクテン、ポリ−1−デセン等およびこれらの混合物
を挙げることができる。かかるポリ−α−オレフィンのオレフィ
ンモノマーは、ここに記載のものに限定されるものではなく、通
常C4〜C10のオレフィンを単独または混合したものが重合原料
として用いられる。
ポリブテン;
エチレン−アルキレンコポリマー;
エチレン−α−オレフィン共重合体としては、例えば、エチレン
と炭素数3〜20のα−オレフィン共重合体、具体的にはエチレ
ンとプロピレン、1−ブテン、1−オクテン、1−デセン等のα
−オレフィンの一種または二種以上の混合物との共重合体等を挙
げることとができる。
本発明に係るギヤ油組成物は、自動車駆動系のギヤ油として耐荷重能が高いことが重要である。特に終減速機のハイポイドギヤ用として歯面間における厚い油膜の形成・維持が要求されるので、極圧性能を保持することにより、耐荷重能をさらに改善するため極圧剤として硫黄系添加剤、耐摩耗剤としてリン系添加剤が配合される。
次の一般式(1)
一般式(2)
一般式(4)
m、n、pは、それぞれ1または2である。また、当該式中、それぞれ複数のR4〜R7が存在する場合は、それぞれ同一でもまたは異なるものでもよい。
なお、実施例等において、基油としてのエチレン−α−オレフィン共重合体(EAO)は、エチレン−プロピレンコオリゴマーを、ポリ−α−オレフィン(PAO)はデセンを主体とするα−オレフィンオリゴマーを用いた。実施例等中、「%」は「重量%」を示す。
動粘度の測定方法
40℃における動粘度(KV40℃)および100℃における動粘度(KV100℃)の測定は、ASTM D445の方法に依った。
ベアリング疲労寿命特性評価
トライボロジー・トランスアクションズ(Tribology Transactions), 39, (3), 720-725 (1996) に記載された流体膜の測定装置および測定方法に準じて、図1に示す要領にて下記条件下でディスクとローラー間に形成された油膜を光干渉法で測定した。
油膜;23℃
周速;0.2m/s
面圧(平均ベルツ圧);0.6GPa
燃費試験
SUV車を用いたLA♯4+highwayモードを採用した。
100℃動粘度6.5mm2/sの精製鉱油11%、100℃動粘度20mm2/sのエチレン−α−オレフィン共重合体(EAO)61%を混合し、これに、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%を配合し、試作油aを調製した。試作油aの40℃動粘度が73.4mm2/sであり、省燃費性については合格であった。また、試作油aをベアリング疲労寿命特性の測定に供したところ、油膜厚さ138μmであり、合格であった。
100℃動粘度4.1mm2/sのポリ−α−オレフィン(PAO)26%、100℃動粘度40mm2/sのエチレン−α−オレフィン共重合体(EAO)46%、ジイソデシルアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%配合し、試作油bを得た。試作油bの省燃費性およびベアリング疲労寿命特性に関する評価結果を表1に示す。
100℃動粘度5.8mm2/sのポリ−α−オレフィン(PAO)30%、100℃動粘度40mm2/sのポリ−α−オレフィン(PAO)42%を混合し、これに、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%を配合し、試作油cを調製した。試作油cの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
100℃動粘度6.5mm2/sの精製鉱油35%、100℃動粘度40mm2/sのポリ−α−オレフィン(PAO)37%を混合し、これに、ジイソデシルジアジペート(DIDA)18%硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%を配合し、試作油dを調製した。試作油dの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
100℃動粘度6.5mm2/sの精製鉱油39%、100℃動粘度50mm2/sのポリ−α−オレフィン(PAO)33%を混合し、これに、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%配合し、試作油eを調製した。試作油eの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
代表例として、実施例4で得られた試作油dと市販ギヤ油(トヨタ純正ハイポイドギヤオイルSX)(85W90)をそれぞれ前記燃費試験に供し省燃費性を評価したところ、試作油dは、前記市販ギヤ油に比較して1.0%以上の燃費向上を示すことを確認した。
100℃動粘度6.5mm2/sの精製鉱油41%、100℃動粘度60mm2/sのエチレン−α−オレフィン共重合体(EAO)とポリ−α−オレフィン(PAO)との混合油31%を混合し、これに、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%配合し、試作油aaを調製した。試作油aaの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
100℃動粘度6.5mm2/sの精製鉱油45%、100℃動粘度103mm2/sのポリ−α−オレフィン(PAO)27%を混合し、これに、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%配合し、試作油bbを調製した。試作油bbの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
100℃動粘度16mm2/sのポリ−α−オレフィン(PAO)72%、ジイソデシルジアジペート(DIDA)18%、硫化オレフィン5%、酸性リン酸エステルアミン塩3%およびその他の添加剤2%配合し、試作油ccを調製した。試作油ccの省燃費性およびベアリング疲労寿命特性を評価し、評価結果を表1に示す。
市販終減速機用ギヤ油(APIサービス分類;GL−5、SAE粘度グレード;75W90)を入手し、省燃費性およびベアリング疲労寿命特性について評価した。評価結果を表1に示す。
2 ディスク
3 油膜厚さ
4 入射光
5 ディスク表面での反射光
6 ローラー表面での反射光
7 供試油
Claims (7)
- 基油と該基油に配合した少なくとも一種のギヤ油用添加剤とからなるギヤ油組成物であって、
前記基油が、
(A)100℃における動粘度3.5〜7mm2/sの鉱油および/または
炭化水素系合成油と、
(B)100℃における動粘度20〜52mm2/sの鉱油および/または
炭化水素系合成油とを含有してなり、
前記組成物の40℃における動粘度が80mm2/s以下である
ことを特徴とするギヤ油組成物。 - 前記ギヤ油用添加剤が、硫黄系添加剤およびリン系添加剤からなる群から選択された少なくとも一種の極圧剤または該極圧剤と、相溶化剤、無灰系分散剤、流動点降下剤、消泡剤、酸化防止剤、防錆剤、腐蝕防止剤および摩擦調整剤からなる群より選択される少なくとも一種の添加剤である請求項1に記載のギヤ油組成物。
- 前記硫黄系添加剤が、硫化オレフィンであり、リン系添加剤が、酸性リン酸エステルのアミン塩および/または酸性亜リン酸エステルのアミン塩である請求項2に記載のギヤ油組成物。
- 前記相溶化剤がエステルである請求項2に記載のギヤ油組成物。
- 前記ギヤ油組成物が、自動車用終減速ギヤ油組成物である請求項1ないし4のいずれかの1項に記載のギヤ油組成物。
- 請求項1に係るギヤ油組成物に用いられる基油であって、(A)100℃における動粘度3.5〜7mm2/sの鉱油および/または炭化水素系合成油と、(B)100℃における動粘度20〜52mm2/sの鉱油および/または炭化水素系合成油とを含有してなることを特徴とするギヤ油組成物用基油。
- 請求項1ないし5のいずれかの1項に記載のギヤ油組成物を自動車の終減速ギヤの潤滑に用いることを特徴とする自動車用終減速ギヤの燃費低減方法。
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JP2005222238A JP5062650B2 (ja) | 2005-07-29 | 2005-07-29 | ギヤ油組成物 |
US11/492,360 US8138133B2 (en) | 2005-07-29 | 2006-07-25 | Gear oil composition |
EP06015429A EP1752520A1 (en) | 2005-07-29 | 2006-07-25 | Gear oil composition |
CA002554283A CA2554283A1 (en) | 2005-07-29 | 2006-07-27 | Gear oil composition |
SG200605054A SG129422A1 (en) | 2005-07-29 | 2006-07-27 | Gear oil composition |
SG201007964-8A SG166797A1 (en) | 2005-07-29 | 2006-07-28 | Gear oil composition |
CN201410601793.2A CN104498140A (zh) | 2005-07-29 | 2006-07-28 | 齿轮油组合物 |
CA2616993A CA2616993C (en) | 2005-07-29 | 2006-07-28 | Gear oil composition |
EP06779951.0A EP1920035B1 (en) | 2005-07-29 | 2006-07-28 | Gear oil composition |
CNA2006800279066A CN101233218A (zh) | 2005-07-29 | 2006-07-28 | 齿轮油组合物 |
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- 2006-07-25 EP EP06015429A patent/EP1752520A1/en not_active Withdrawn
- 2006-07-27 SG SG200605054A patent/SG129422A1/en unknown
- 2006-07-27 CA CA002554283A patent/CA2554283A1/en not_active Abandoned
- 2006-07-28 EP EP06779951.0A patent/EP1920035B1/en not_active Expired - Fee Related
- 2006-07-28 SG SG201007964-8A patent/SG166797A1/en unknown
- 2006-07-28 WO PCT/IB2006/002174 patent/WO2007012969A1/en active Application Filing
- 2006-07-28 CN CN201410601793.2A patent/CN104498140A/zh active Pending
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JP2008280536A (ja) * | 2007-05-09 | 2008-11-20 | Afton Chemical Corp | 少なくとも1種の摩擦改良用化合物を含有して成る組成物およびそれの使用方法 |
JP2012503685A (ja) * | 2008-09-25 | 2012-02-09 | コグニス・アイピー・マネージメント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング | 潤滑剤組成物 |
JP2010095692A (ja) * | 2008-10-20 | 2010-04-30 | Cosmo Oil Lubricants Co Ltd | 省電力ギヤ油組成物 |
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JP2020070404A (ja) * | 2018-11-02 | 2020-05-07 | Emgルブリカンツ合同会社 | 潤滑油組成物 |
Also Published As
Publication number | Publication date |
---|---|
SG166797A1 (en) | 2010-12-29 |
CN101233218A (zh) | 2008-07-30 |
JP5062650B2 (ja) | 2012-10-31 |
EP1752520A1 (en) | 2007-02-14 |
CA2616993C (en) | 2012-04-17 |
US20070027042A1 (en) | 2007-02-01 |
US8138133B2 (en) | 2012-03-20 |
EP1920035B1 (en) | 2019-10-09 |
CA2554283A1 (en) | 2007-01-29 |
SG129422A1 (en) | 2007-02-26 |
CA2616993A1 (en) | 2007-02-01 |
WO2007012969A1 (en) | 2007-02-01 |
EP1920035A1 (en) | 2008-05-14 |
CN104498140A (zh) | 2015-04-08 |
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