WO2022113239A1 - Composition de graisse pour joint homocinétique - Google Patents

Composition de graisse pour joint homocinétique Download PDF

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Publication number
WO2022113239A1
WO2022113239A1 PCT/JP2020/044030 JP2020044030W WO2022113239A1 WO 2022113239 A1 WO2022113239 A1 WO 2022113239A1 JP 2020044030 W JP2020044030 W JP 2020044030W WO 2022113239 A1 WO2022113239 A1 WO 2022113239A1
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WIPO (PCT)
Prior art keywords
mass
grease composition
component
composition
grease
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Application number
PCT/JP2020/044030
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English (en)
Japanese (ja)
Inventor
忠明 今野
智彦 山口
ジシェン エ
クリストフ リンドラール
ヨアヒム ヴェッテ
富夫 関
Original Assignee
協同油脂株式会社
ジーケイエヌ ドライヴライン インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング
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Application filed by 協同油脂株式会社, ジーケイエヌ ドライヴライン インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング filed Critical 協同油脂株式会社
Priority to KR1020237013863A priority Critical patent/KR20230110495A/ko
Priority to EP20963504.4A priority patent/EP4253507A4/fr
Priority to CN202080107504.7A priority patent/CN116601273A/zh
Priority to US18/252,723 priority patent/US20230416633A1/en
Priority to JP2022564910A priority patent/JPWO2022113239A1/ja
Priority to PCT/JP2020/044030 priority patent/WO2022113239A1/fr
Publication of WO2022113239A1 publication Critical patent/WO2022113239A1/fr

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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
    • 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
    • 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
    • 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
    • C10M115/00—Lubricating compositions characterised by the thickener being a non-macromolecular organic compound other than a carboxylic acid or salt thereof
    • C10M115/08—Lubricating compositions characterised by the thickener being a non-macromolecular organic compound other than a carboxylic acid or salt thereof containing nitrogen
    • 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
    • C10M135/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium
    • C10M135/08—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium containing a sulfur-to-oxygen bond
    • C10M135/10—Sulfonic acids or derivatives 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
    • C10M135/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium
    • C10M135/12—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M135/14—Thio-acids; Thiocyanates; Derivatives thereof having a carbon-to-sulfur double bond
    • C10M135/18—Thio-acids; Thiocyanates; Derivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the 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
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/02—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic oxygen-containing compound
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/08—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/10—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic phosphorus-containing compound
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/12—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups C10M141/02 - C10M141/10
    • 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
    • C10M2203/003—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions 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
    • 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
    • C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
    • C10M2205/0285—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—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
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid 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
    • 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
    • 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
    • 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
    • C10N2030/52—Base number [TBN]
    • 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
    • C10N2030/76—Reduction of noise, shudder, or vibrations
    • 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

Definitions

  • the present invention relates to a grease composition for constant velocity joints.
  • FF vehicles In automobiles, FF vehicles have become widespread in terms of weight reduction and securing of living space for the purpose of environmental measures (CO 2 reduction), and constant velocity joints (CVJs), which are indispensable for power transmission of FF vehicles, are widely used. It is used.
  • CVJ type the plunging type constant velocity joint rotates in an angled state, so that the parts inside the joint perform complicated rolling and sliding motions. At this time, friction of internal parts causes slide resistance in the axial direction, and if this is large, it may cause vibration or noise.
  • the lubrication conditions inside constant velocity joints have shifted to the high surface pressure side.
  • a grease for constant velocity joints made by using molybdenum dithiocarbamate and molybdenum dithiophosphate additives in combination with urea grease, or by mixing these organic molybdenum compounds with zinc dithiophosphate (patented).
  • a grease composition for a constant velocity joint containing a base oil, a urea-based thickener, molybdenum dithiocarbamate, calcium sulfonate, and thiophosphate has been proposed.
  • molybdenum dialkyldithiocarbamate and molybdenum dialkyldithiophosphate or molybdenum dialkyldithiophosphate or grease composed of a base oil and a thickener of a urea compound is used as a grease.
  • a grease composition for a constant velocity joint containing at least one of molybdenum diallyl dithiophosphate and a mixture with ashless dithiocarbamate or zinc dithiocarbamate see Patent Document 3
  • a base oil, a diurea-based thickener, and sulfurization is used as a grease.
  • a composition for a constant velocity joint containing molybdenum dialkyldithiocarbamate, zinc sulfonate, a sulfur-phosphorus extreme pressure agent, and a vegetable oil / fat has also been proposed (see Patent Document 4).
  • a composition for a constant velocity joint containing a base oil, a thickener, a montan wax, a zinc sulfonate, and molybdenum dialkyldithiocarbamate sulfide has been proposed. (See Patent Document 5).
  • Patent Document 5 As described above, even the grease compositions for constant velocity joints so far have exhibited excellent performance in vibration suppression, and durability has been studied at room temperature, but on the other hand, durability at high temperatures has been investigated. It cannot be said that sufficient consideration has been given to the issues.
  • the component (b) is an aliphatic diurea-based thickener. 9. A constant velocity joint in which the grease composition according to any one of claims 1 to 8 is sealed.
  • Base oil The base oil that can be used in the composition of the present invention is not particularly limited, and mineral oil and / or synthetic oil can be used.
  • the synthetic oil include synthetic hydrocarbon oils such as poly- ⁇ -olefins; phenyl ether oils such as pentaphenyl ethers, tetraphenyl ethers, monoalkyl tetraphenyl ethers, dialkyl tetraphenyl ethers and alkyl diphenyl ether oils; alkylbenzene oils; monoester oils, Examples thereof include ester oils such as diester oils, polyol ester oils and aromatic ester oils; polyglycol oils; silicone oils; fluorine oils; ionic liquids and the like.
  • the base oil of the present invention it is preferable to use mineral oil from the viewpoint of cost.
  • a base oil containing mineral oil as a main component and mixed with synthetic oil may be used.
  • the base oil of the present invention is a mixed oil of a mineral oil and a synthetic oil
  • the mineral oil is preferably 50 to 100% by mass, more preferably 70 to 100% by mass, based on the total mass of the base oil. , 90-100% by mass, more preferably.
  • the kinematic viscosity of the base oil of the present invention at 100 ° C. is preferably 5 to 30 mm 2 / s, more preferably 7 to 20 mm 2 / s.
  • the content of the base oil is preferably 50 to 100% by mass, more preferably 70 to 100% by mass, and 80 to 100% by mass, based on the total mass of the composition. Is more preferable.
  • R 1 -NHCONH-R 2 -NHCONH-R 3 (1)
  • R 2 is a divalent aromatic hydrocarbon group having 6 to 15 carbon atoms, and as R 2 , tolylene diisocyanate or diphenylmethane diisocyanate is preferable, and diphenylmethane diisocyanate is more preferable.
  • R 1 and R 3 may be the same or different from each other, and are a linear or branched alkyl group having 6 to 30 carbon atoms, an aryl group having 6 or 7 carbon atoms, or a cyclohexyl group.
  • an aliphatic diurea compound in which both R 1 and R 3 are alkyl groups having 6 to 30 carbon atoms is preferable.
  • the aliphatic diurea compound can be obtained by reacting diisocyanate with an aliphatic monoamine.
  • an alicyclic aliphatic diurea compound in which one of R 1 and R 3 is an alkyl group having 6 to 30 carbon atoms and the other is a cyclohexyl group is preferable. Since the alicyclic aliphatic diurea compound is obtained by reacting diisocyanate with an alicyclic monoamine and an alicyclic monoamine, in reality, in addition to the alicyclic aliphatic diurea compound, an alicyclic aliphatic diurea compound and an alicyclic monoamine are used. It is a mixture containing a diurea compound.
  • R 1 or R 3 is a cyclohexyl group
  • the other is preferably a linear alkyl group having 8 or 18 carbon atoms.
  • the ratio of the cyclohexyl group to the total of the cyclohexyl group and the alkyl group is preferably 70 to 100 mol%, more preferably 80 to 100 mol%, from the viewpoint of fluidity.
  • an aliphatic diurea compound is preferable from the viewpoint of durability.
  • a diurea compound in which any of R 1 and R 3 is an alkyl group having 8 to 30 carbon atoms and R 2 is a diphenylmethane diisocyanate is preferable.
  • a diurea compound in which both R 1 and R 3 are linear alkyl groups having 8 or 18 carbon atoms and R 2 is diphenylmethane diisocyanate is preferable.
  • the consistency of the grease composition of the present invention is preferably 250 to 400, more preferably 280 to 370, and even more preferably 310 to 340.
  • concentration refers to a 60-time mixing consistency. Consistency is JIS K2220 7. Can be measured according to.
  • the content of the thickener is preferably 10% by mass or less, preferably 5 to 10% by mass, based on the total mass of the composition so that the consistency of the grease composition can be set in the above range. More preferably, it is more preferably 6 to 7% by mass.
  • Molybdenum dithiocarbamate that can be used in the present invention is a general term for organometallic load-bearing additives whose metal group is molybdenum, and is generally widely used as an extreme pressure additive.
  • a preferred example of molybdenum dithiocarbamate can be represented by the following formula (2). [R 4 R 5 N-CS-S] 2 -Mo 2 O m S n (2)
  • R 4 and R 5 may be the same or different from each other, and independently represent a linear or branched alkyl group having 1 to 24 carbon atoms, preferably 3 to 18 carbon atoms, and m is 0 to 3.
  • Molybdenum dithiocarbamate includes oil-soluble molybdenum dithiocarbamate (that is, liquid at room temperature (about 25 ° C.)) and non-oil-soluble molybdenum dithiocarbamate (that is, solid at room temperature). Any of the molybdenum dithiocarbamate of the present invention can be used, but the combination of the oil-soluble molybdenum dithiocarbamate and the non-oil-soluble molybdenum dithiocarbamate is excellent in durability, heat generation suppression in CVJ, and vibration suppression. Therefore, it is preferable.
  • the content of the component (b) in the grease composition of the present invention is preferably 0.1 to 10% by mass, preferably 0.5 to 5%, based on the total mass of the composition from the viewpoint of vibration suppression. It is more preferably by mass%, and even more preferably 1 to 3% by mass.
  • the mass ratio of the oil-soluble molybdenum dithiocarbamate to the non-oil-soluble molybdenum dithiocarbamate is preferably 4: 6 to 10: 0. It is preferable to use it in a ratio of 6: 4 to 8: 2 because it is excellent in vibration suppression.
  • (D) Molybdenum dithiophosphate (MoDTP) Preferred examples of the molybdenum dithiophosphate used in the present invention include those represented by the following formula (3).
  • the content of the component (d) in the grease composition of the present invention is preferably 0.1% by mass or more, preferably 0.1 to 5% by mass, based on the total mass of the composition. %, More preferably 0.2 to 2% by mass.
  • the hyperbasic calcium sulfonate used in the present invention is a calcium sulfonate having a base value of 200 mgKOH / g or more. From the viewpoint of durability, the base value is preferably 300 mgKOH / g or more, and more preferably 300 to 500 mgKOH / g. In the present invention, the base value is a value measured according to JIS K 2501. As the component (e), a calcium salt of a sulfonic acid having an organic group which is a lipophilic group can be used.
  • organic sulfonic acid examples include petroleum sulfonic acid obtained by sulfonated aromatic hydrocarbon component in lubricating oil distillate, synthetic sulfonic acid such as dinonylnaphthalene sulfonic acid and heavy alkylbenzene sulfonic acid. Be done.
  • component (e) calcium sulfonate, which is overbasic due to calcium carbonate, is preferable.
  • an alkyl aromatic calcium sulfonate containing calcium carbonate is preferred.
  • the content of the component (e) in the grease composition of the present invention is preferably 0.1 to 10% by mass, preferably 0.2 to 5% by mass, based on the total mass of the composition. It is more preferably by mass%, and even more preferably 1.2 to 3.5% by mass.
  • the neutral zinc sulfonate used in the present invention has a base value of 10 mgKOH / g or less.
  • the sulfonic acid constituting the zinc sulfonate is the same as that described for the component (e).
  • As the neutral zinc sulfonate zinc dinonylnaphthalenesulfonate is preferable.
  • the content of neutral zinc sulfonate in the grease composition of the present invention is preferably 0.1 to 10% by mass, preferably 0.5 to 5% by mass, based on the total mass of the composition. It is more preferably by mass%, and even more preferably 0.8 to 3% by mass.
  • the heat resistance is excellent. Therefore, it is preferable.
  • the grease composition of the present invention may contain additives usually used for grease, if necessary.
  • the content of these additives is usually 0.1 to 5% by mass, preferably 0.5 to 3% by mass, based on the total amount of the grease composition.
  • examples of such additives include amine-based, phenol-based, quinoline-based, sulfur-based, and zinc dithiophosphate antioxidants; zinc-based, carboxylic acid-based, and carboxylate-based (particularly sodium sebacate and azeline).
  • Dibasic acid salts such as sodium acid and sodium sverate), amine-based rust preventives; abrasion resistant agents such as sulfide oils and fats, sulphide olefins, phosphate esters, phosphite esters, acid phosphate ester amine salts; fatty acids , Fatty agents such as fatty acid esters and phosphate esters; solid lubricants such as graphite, polytetrafluoroethylene (PTFE) and zinc oxide.
  • an antioxidant an amine-based antioxidant is preferable, and alkyldiphenylamine is more preferable.
  • the content of the antioxidant is preferably 0.1% by mass or more, more preferably 0.1 to 2% by mass, and 0.2 to 1% by mass based on the total mass of the composition. % Is more preferable.
  • the composition of the present invention includes (A) Base oil (b) Diurea-based thickener (c) Molybdenum dithiocarbamate (d) Molybdenum dithiophosphate (e) Perbasic calcium sulfonate (f) Neutral zinc sulfonate (g) It consists only of an antioxidant. Is preferable.
  • the content of each component at this time is 80 to 100% by mass in (a), 6 to 7% by mass in (b), and 1 to 3% by mass in (c), based on the total mass of the composition.
  • (D) is 0.2 to 2% by mass
  • (e) is 0.5 to 3% by mass
  • (f) is 0.8 to 3% by mass
  • (g) is 0.2 to 1% by mass. Is preferable.
  • composition of the present invention also (A) Base oil (b) Fat group diurea-based thickener (c) Molybdenum dithiocarbamate (d) Molybdenum dithiophosphate (e) Fluorobasic calcium sulfonate (f) containing calcium carbonate and having a base value of 300 mgKOH / g or more. It preferably contains a neutral zinc sulfonate (g) amine-based antioxidant.
  • the content of each component at this time is 80 to 100% by mass in (a), 6 to 7% by mass in (b), and 1 to 3% by mass in (c), based on the total mass of the composition.
  • D) is 0.2 to 2% by mass
  • (e) is 0.5 to 3% by mass
  • (f) is 0.8 to 3% by mass
  • (g) is 0.2 to 1% by mass. Is preferable.
  • composition of the present invention also (A) Base oil (b) In the above formula (1), any of R 1 and R 3 is a linear alkyl group having 8 carbon atoms, and R 2 is a diphenylmethane diisocyanate, which is an aliphatic diurea-based thickener ( c) Mixture of oil-soluble molybdenum dithiocarbamate and non-oil-soluble molybdenum dithiocarbamate (d) Molybdenum dithiophosphate (e) Alkyl aromatic calcium sulfonate (f) base value containing calcium carbonate and having a base value of 300 to 500 mgKOH / g It is preferable to contain dinonylnaphthalene sulfonate zinc (g) alkyldiphenylamine of 10 mgKOH / g or less.
  • each component at this time is 80 to 100% by mass in (a), 6 to 7% by mass in (b), and 1 to 3% by mass in (c), based on the total mass of the composition.
  • (D) is 0.2 to 2% by mass
  • (e) is 0.5 to 3% by mass
  • (f) is 0.8 to 3% by mass
  • (g) is 0.2 to 1% by mass. Is preferable.
  • the grease composition of the present invention is applied to constant velocity joints.
  • a plunging type constant velocity joint particularly a tripod type constant velocity joint, a double offset type constant velocity joint, and particularly to an inboard side constant velocity joint because it is excellent in durability and vibration suppression.
  • the components used for preparing the grease composition are as follows. ⁇ Base oil> -Mineral oil (kinematic viscosity at 100 ° C: 12.4 mm 2 / s) -Mineral oil + synthetic oil: poly- ⁇ -olefin (kinematic viscosity at 100 ° C: 12.0 mm 2 / s) ⁇ Additives> -MoDTC (non-oil soluble): Molybdenum dithiocarbamate (ADEKA Sakuralube 600, made by ADEKA) -MoDTC (non-oil soluble): molybdenum dithiocarbamate (Mollyvan A, manufactured by Vanderbilt, used in Comparative Example 5) -MoDTC (oil-soluble): Molybdenum dithiocarbamate (ADEKA Sakuralube 525, manufactured by ADEKA) -MoDTP: Molybdenum dithiophosphate (ADEKA Sakura Lube 300, made

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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

La présente invention concerne une composition de graisse pour des joints homocinétiques qui comprend (a) une huile de base, (b) un agent épaississant à base de diurée, (c) du dithiocarbamate de molybdène, (d) du dithiophosphate de molybdène, (e) un sulfonate de calcium perbasique, et (f) un sulfonate de zinc neutre. Cette composition est excellente en termes de durabilité à haute température et de diminution des vibrations.
PCT/JP2020/044030 2020-11-26 2020-11-26 Composition de graisse pour joint homocinétique WO2022113239A1 (fr)

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KR1020237013863A KR20230110495A (ko) 2020-11-26 2020-11-26 등속 조인트용 그리스 조성물
EP20963504.4A EP4253507A4 (fr) 2020-11-26 2020-11-26 Composition de graisse pour joint homocinétique
CN202080107504.7A CN116601273A (zh) 2020-11-26 2020-11-26 等速万向节用润滑脂组合物
US18/252,723 US20230416633A1 (en) 2020-11-26 2020-11-26 Grease composition for constant-velocity joints
JP2022564910A JPWO2022113239A1 (fr) 2020-11-26 2020-11-26
PCT/JP2020/044030 WO2022113239A1 (fr) 2020-11-26 2020-11-26 Composition de graisse pour joint homocinétique

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024210158A1 (fr) * 2023-04-03 2024-10-10 協同油脂株式会社 Composition de graisse pour joint homocinétique, et joint homocinétique dans lequel celle-ci est scellée

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0579280B2 (fr) 1986-01-16 1993-11-01 Ntn Toyo Bearing Co Ltd
JPH11172276A (ja) 1997-12-10 1999-06-29 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物
JP2004108403A (ja) * 2002-09-13 2004-04-08 Koyo Seiko Co Ltd 転がり軸受
WO2006049280A1 (fr) * 2004-11-08 2006-05-11 Thk Co., Ltd. Formule de graisse adaptée à des conditions vibratoires et dispositif de distribution employant ladite formule
JP2007302761A (ja) * 2006-05-10 2007-11-22 Showa Shell Sekiyu Kk 等速ジョイント用グリース組成物
JP2009235416A (ja) 2009-06-19 2009-10-15 Showa Shell Sekiyu Kk 等速ジョイント用グリース組成物
JP2010065194A (ja) 2008-09-12 2010-03-25 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物及び等速ジョイント
JP2011037950A (ja) 2009-08-07 2011-02-24 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物及び等速ジョイント
JP2017115104A (ja) * 2015-12-25 2017-06-29 協同油脂株式会社 減速機用潤滑剤組成物及び減速機
JP6470851B2 (ja) 2015-03-31 2019-02-13 ゲーカーエン ドライブライン インターナショナル ゲゼルシャフト ミト ベシュレンクテル ハフツングＧｋｎ Ｄｒｉｖｅｌｉｎｅ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｇｍｂｈ 等速ジョイント用グリース組成物

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0579280A (ja) 1991-09-19 1993-03-30 Kajima Corp シールド掘進機のテールクリアランス計測装置
JP2006096949A (ja) * 2004-09-30 2006-04-13 Toyoda Mach Works Ltd ボールタイプ等速ジョイント用グリース組成物及びボールタイプ等速ジョイント。
JP2007262300A (ja) * 2006-03-29 2007-10-11 Kyodo Yushi Co Ltd 潤滑剤組成物
JP5531392B2 (ja) * 2008-09-26 2014-06-25 協同油脂株式会社 グリース組成物及び軸受
JP6248939B2 (ja) 2012-10-05 2017-12-20 協同油脂株式会社 グリース組成物
JP5641487B2 (ja) * 2012-12-21 2014-12-17 協同油脂株式会社 グリース組成物
JP5807833B1 (ja) * 2015-05-16 2015-11-10 有限会社タービュランス・リミテッド 潤滑油剤用の添加剤、及び潤滑油剤組成物

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0579280B2 (fr) 1986-01-16 1993-11-01 Ntn Toyo Bearing Co Ltd
JPH11172276A (ja) 1997-12-10 1999-06-29 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物
JP2004108403A (ja) * 2002-09-13 2004-04-08 Koyo Seiko Co Ltd 転がり軸受
WO2006049280A1 (fr) * 2004-11-08 2006-05-11 Thk Co., Ltd. Formule de graisse adaptée à des conditions vibratoires et dispositif de distribution employant ladite formule
JP2007302761A (ja) * 2006-05-10 2007-11-22 Showa Shell Sekiyu Kk 等速ジョイント用グリース組成物
JP2010065194A (ja) 2008-09-12 2010-03-25 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物及び等速ジョイント
JP2009235416A (ja) 2009-06-19 2009-10-15 Showa Shell Sekiyu Kk 等速ジョイント用グリース組成物
JP2011037950A (ja) 2009-08-07 2011-02-24 Kyodo Yushi Co Ltd 等速ジョイント用グリース組成物及び等速ジョイント
JP6470851B2 (ja) 2015-03-31 2019-02-13 ゲーカーエン ドライブライン インターナショナル ゲゼルシャフト ミト ベシュレンクテル ハフツングＧｋｎ Ｄｒｉｖｅｌｉｎｅ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｇｍｂｈ 等速ジョイント用グリース組成物
JP2017115104A (ja) * 2015-12-25 2017-06-29 協同油脂株式会社 減速機用潤滑剤組成物及び減速機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4253507A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024210158A1 (fr) * 2023-04-03 2024-10-10 協同油脂株式会社 Composition de graisse pour joint homocinétique, et joint homocinétique dans lequel celle-ci est scellée

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JPWO2022113239A1 (fr) 2022-06-02
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EP4253507A1 (fr) 2023-10-04
CN116601273A (zh) 2023-08-15
US20230416633A1 (en) 2023-12-28

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