WO2008133327A1 - 潤滑油組成物 - Google Patents

潤滑油組成物 Download PDF

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Publication number
WO2008133327A1
WO2008133327A1 PCT/JP2008/058071 JP2008058071W WO2008133327A1 WO 2008133327 A1 WO2008133327 A1 WO 2008133327A1 JP 2008058071 W JP2008058071 W JP 2008058071W WO 2008133327 A1 WO2008133327 A1 WO 2008133327A1
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WO
WIPO (PCT)
Prior art keywords
lubricant composition
formula
carbon atoms
organic group
lubricant
Prior art date
Application number
PCT/JP2008/058071
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English (en)
French (fr)
Inventor
Hirotaka Yamasaki
Motoharu Ishikawa
Original Assignee
Idemitsu Kosan Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Idemitsu Kosan Co., Ltd. filed Critical Idemitsu Kosan Co., Ltd.
Priority to JP2009511917A priority Critical patent/JP5638240B2/ja
Priority to EP08740873A priority patent/EP2145941A4/en
Priority to US12/597,600 priority patent/US8557751B2/en
Publication of WO2008133327A1 publication Critical patent/WO2008133327A1/ja

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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C10M137/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
    • C10M137/04—Phosphate esters
    • 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
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C10M137/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
    • C10M137/04—Phosphate esters
    • C10M137/10—Thio derivatives
    • 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
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12—Reaction products
    • C10M159/18—Complexes with metals
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/26—Overbased carboxylic acid salts
    • C10M2207/262—Overbased carboxylic acid salts derived from hydroxy substituted aromatic acids, e.g. salicylates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • 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
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • 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
    • C10M2215/28—Amides; Imides
    • 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
    • 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
    • C10M2223/042—Metal salts thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/047—Thioderivatives not containing metallic elements
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • 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
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C10N2020/02—Viscosity; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/43—Sulfur free or low sulfur content compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/45—Ash-less or low ash content
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/72—Extended drain
    • 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
    • C10N2040/25—Internal-combustion engines

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

　潤滑油基油に、下記式（１）で示されるリン酸エステル誘導体と、亜鉛化合物とを配合してなる潤滑油組成物であって、該潤滑油組成物における亜鉛（Ｚｎ）とリン（Ｐ）の元素比率（Ｚｎ／Ｐ）がモル比で０．５５以上であることを特徴とする潤滑油組成物。 （式中、ＹはＳ（硫黄）またはＯ（酸素）を示す。Ｒ1は炭素数４から２４の有機基、Ｒ2は炭素数１から６の二価の有機基を示す。ｎは１～３の整数である。）
PCT/JP2008/058071 2007-04-26 2008-04-25 潤滑油組成物 WO2008133327A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009511917A JP5638240B2 (ja) 2007-04-26 2008-04-25 潤滑油組成物
EP08740873A EP2145941A4 (en) 2007-04-26 2008-04-25 LUBRICANT COMPOSITION
US12/597,600 US8557751B2 (en) 2007-04-26 2008-04-25 Lubricant composition

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-117653 2007-04-26
JP2007117653 2007-04-26

Publications (1)

Publication Number Publication Date
WO2008133327A1 true WO2008133327A1 (ja) 2008-11-06

Family

ID=39925773

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/058071 WO2008133327A1 (ja) 2007-04-26 2008-04-25 潤滑油組成物

Country Status (6)

Country Link
US (1) US8557751B2 (ja)
EP (1) EP2145941A4 (ja)
JP (1) JP5638240B2 (ja)
KR (1) KR101472611B1 (ja)
CN (1) CN101668838A (ja)
WO (1) WO2008133327A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2479247A1 (en) * 2009-09-15 2012-07-25 Idemitsu Kosan Co., Ltd. Lubricant composition and sliding mechanism using the lubricant composition
WO2014142231A1 (ja) * 2013-03-15 2014-09-18 出光興産株式会社 潤滑油組成物
JP2017019953A (ja) * 2015-07-13 2017-01-26 コスモ石油ルブリカンツ株式会社 ガスエンジン油組成物

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160186084A1 (en) * 2014-12-30 2016-06-30 Exxonmobil Research And Engineering Company Lubricating oil compositions with engine wear protection
US10781397B2 (en) * 2014-12-30 2020-09-22 Exxonmobil Research And Engineering Company Lubricating oil compositions with engine wear protection
US20180298302A1 (en) * 2014-12-30 2018-10-18 Exxonmobil Research And Engineering Company Lubricating oil compositions with engine wear protection
US10000721B2 (en) * 2014-12-30 2018-06-19 Exxonmobil Research And Engineering Company Lubricating oil compositions with engine wear protection
FR3097875B1 (fr) * 2019-06-28 2022-03-04 Total Marketing Services Composition lubrifiante pour prévenir la corrosion et/ou la tribocorrosion des pièces métalliques dans un moteur
CN112266818A (zh) * 2020-11-14 2021-01-26 马鞍山中集瑞江润滑油有限公司 一种润滑油润滑脂抗变色防晒添加剂

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750342A (en) * 1948-08-03 1956-06-12 Exxon Research Engineering Co Synthetic lubricants
JPH04230691A (ja) * 1990-08-24 1992-08-19 Inst Fr Petrole 新規リン硫化化合物および潤滑油用添加剤としてのその使用方法
JP2001354987A (ja) * 2000-06-14 2001-12-25 Asahi Denka Kogyo Kk 潤滑性組成物
JP2002294271A (ja) 2001-01-24 2002-10-09 Nippon Oil Corp 潤滑油組成物
JP2004035620A (ja) 2002-06-28 2004-02-05 Nippon Oil Corp 潤滑油組成物
JP2004035619A (ja) 2002-06-28 2004-02-05 Nippon Oil Corp 潤滑油組成物
JP2006063248A (ja) 2004-08-30 2006-03-09 Idemitsu Kosan Co Ltd 潤滑剤用添加剤

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4230691B2 (ja) 2001-11-12 2009-02-25 日本製箔株式会社 二次電池用集電体
US20030191032A1 (en) * 2002-01-31 2003-10-09 Deckman Douglas E. Mixed TBN detergents and lubricating oil compositions containing such detergents
US7790659B2 (en) * 2002-06-28 2010-09-07 Nippon Oil Corporation Lubricating oil compositions
US20070042918A1 (en) * 2003-10-09 2007-02-22 Idemitsu Kosan Co., Ltd. Lubricating oil additive and lubricating oil composition
JP4700288B2 (ja) * 2004-03-29 2011-06-15 出光興産株式会社 無段変速機用潤滑油組成物
JP2007070348A (ja) 2005-08-09 2007-03-22 Idemitsu Kosan Co Ltd 硫黄含有リン酸エステル化合物の製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750342A (en) * 1948-08-03 1956-06-12 Exxon Research Engineering Co Synthetic lubricants
JPH04230691A (ja) * 1990-08-24 1992-08-19 Inst Fr Petrole 新規リン硫化化合物および潤滑油用添加剤としてのその使用方法
JP2001354987A (ja) * 2000-06-14 2001-12-25 Asahi Denka Kogyo Kk 潤滑性組成物
JP2002294271A (ja) 2001-01-24 2002-10-09 Nippon Oil Corp 潤滑油組成物
JP2004035620A (ja) 2002-06-28 2004-02-05 Nippon Oil Corp 潤滑油組成物
JP2004035619A (ja) 2002-06-28 2004-02-05 Nippon Oil Corp 潤滑油組成物
JP2006063248A (ja) 2004-08-30 2006-03-09 Idemitsu Kosan Co Ltd 潤滑剤用添加剤

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2145941A4 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2479247A1 (en) * 2009-09-15 2012-07-25 Idemitsu Kosan Co., Ltd. Lubricant composition and sliding mechanism using the lubricant composition
EP2479247A4 (en) * 2009-09-15 2013-06-26 Idemitsu Kosan Co LUBRICATING COMPOSITION AND SLIDING MECHANISM USING THE SAME
WO2014142231A1 (ja) * 2013-03-15 2014-09-18 出光興産株式会社 潤滑油組成物
EP2975106A4 (en) * 2013-03-15 2016-10-12 Idemitsu Kosan Co LUBRICATING OIL COMPOSITION
US9714395B2 (en) 2013-03-15 2017-07-25 Idemitsu Kosan Co., Ltd. Lubricant oil composition
JP2017019953A (ja) * 2015-07-13 2017-01-26 コスモ石油ルブリカンツ株式会社 ガスエンジン油組成物

Also Published As

Publication number Publication date
CN101668838A (zh) 2010-03-10
JP5638240B2 (ja) 2014-12-10
EP2145941A1 (en) 2010-01-20
JPWO2008133327A1 (ja) 2010-07-29
US8557751B2 (en) 2013-10-15
KR20100017348A (ko) 2010-02-16
US20100126461A1 (en) 2010-05-27
KR101472611B1 (ko) 2014-12-15
EP2145941A4 (en) 2011-07-13

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