WO2010044386A1 - 潤滑グリース組成物およびその製造法 - Google Patents
潤滑グリース組成物およびその製造法 Download PDFInfo
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- WO2010044386A1 WO2010044386A1 PCT/JP2009/067698 JP2009067698W WO2010044386A1 WO 2010044386 A1 WO2010044386 A1 WO 2010044386A1 JP 2009067698 W JP2009067698 W JP 2009067698W WO 2010044386 A1 WO2010044386 A1 WO 2010044386A1
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- base oil
- fluorine
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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
- 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
- C10M169/02—Mixtures of base-materials and thickeners
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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
- 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
- C10M2205/0206—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers used as base material
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- 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
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- 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
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/0406—Ethers; Acetals; Ortho-esters; Ortho-carbonates used as base material
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- 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
- C10M2207/121—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms
- C10M2207/123—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms polycarboxylic
- C10M2207/1236—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms polycarboxylic used as thickening agent
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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
- 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
- C10M2207/127—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 polycarboxylic
- C10M2207/1276—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 polycarboxylic used as thickening agent
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- 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
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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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/283—Esters of polyhydroxy compounds
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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
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/06—Perfluoro polymers
- C10M2213/0606—Perfluoro polymers used as base material
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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
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/06—Perfluoro polymers
- C10M2213/062—Polytetrafluoroethylene [PTFE]
- C10M2213/0626—Polytetrafluoroethylene [PTFE] used as thickening agents
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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
- 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
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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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/08—Amides
- C10M2215/0813—Amides used as thickening agents
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- 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
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- 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
- C10N2030/08—Resistance to extreme temperature
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- 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
- C10N2030/68—Shear stability
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- 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
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- 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
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- 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
- C10N2040/14—Electric or magnetic purposes
- C10N2040/17—Electric or magnetic purposes for electric contacts
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- 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
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- 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
- C10N2070/00—Specific manufacturing methods for lubricant compositions
Definitions
- the present invention relates to a lubricating grease composition and a method for producing the same. More specifically, the present invention relates to a lubricating grease composition using a base oil mixture composed of a non-fluorine base oil and a fluorine base oil that are not compatible with each other, and a method for producing the same.
- Conventional fluorine-based grease uses perfluoropolyether oil as a base oil, tetrafluoroethylene homopolymer [PTFE], copolymer of tetrafluoroethylene and hexafluoropropene [HFP], etc. as a thickener. These are made by adding a small amount of additives such as rust preventives and used under severe conditions such as low temperature characteristics, high temperature durability, oxidation stability, and chemical resistance.
- PTFE tetrafluoroethylene homopolymer
- HFP hexafluoropropene
- both the base oil and the thickener are not only expensive because they are fluorine-based, but they are not well-suited with the resin, metal, rubber, etc., which are lubricating materials, and an oil film necessary for lubrication under high load conditions. It was not formed, causing problems such as wear and increased friction coefficient, resulting in poor torque transmission efficiency and poor rust prevention and corrosion resistance.
- Examples of the lubricating grease composition using a base oil mixture comprising a non-fluorine base oil and a fluorine base oil include the following examples.
- Grease comprising hydrogenated mineral oil and / or synthetic lubricating oil, fluoropolyether oil and organic or inorganic thickener, wherein the weight ratio of lubricating oil + fluoropolyether oil / thickener is 97 ⁇ 80: 3 ⁇ 20, and the weight ratio of lubricating oil / fluoropolyether oil is 95 ⁇ 60: 5 ⁇ 40.
- the grease is evaluated for wear resistance, load resistance and bearing durability.
- aliphatic lithium composite soap (lithium composite soap of azelaic acid and 12-hydroxystearic acid) is used as ester oil. (See Patent Document 1)
- Non-fluorinated grease base oils include hydrocarbon and ester bases, and metal composite soap thickeners such as lithium and sodium. , Barium, calcium, composite soap and the like are described. In that example, a method for producing a lithium composite soap thickener by a two-stage saponification reaction in which 12-hydroxystearic acid and lithium hydroxide are saponified and then dibasic acid and lithium hydroxide are added to saponify is described. ing. (See Patent Document 2)
- a grease mixture with a specific ratio of 20% to 30% by mass of a thickener is used for a rolling bearing, and a hydrocarbon-based or ester-based non-fluorinated grease base oil is used. Further, it is described that lithium, sodium, barium, calcium, composite soap and the like are used as a metal composite soap thickener.
- a lithium composite soap thickener is produced by a two-stage saponification reaction in which lithium hydroxide is added to 12-hydroxystearic acid and then saponified, followed by saponification by adding dibasic acid and lithium hydroxide.
- lithium hydroxide is added to 12-hydroxystearic acid and then saponified, followed by saponification by adding dibasic acid and lithium hydroxide.
- a lubricating grease composition comprising a linear perfluoropolyether oil, other synthetic lubricating oil and a thickener, which is a saturated or unsaturated fat according to the present applicant's application.
- Lithium soaps or lithium complex soaps which are lithium monocarboxylic acid lithium salts or aliphatic dicarboxylic acid lithium salts are mentioned. (See Patent Document 5)
- perfluoropolyether oil contains at least one of an aliphatic dicarboxylic acid metal salt, a monoamide monocarboxylic acid metal salt or a monoester carboxylic acid metal salt as a thickener.
- An added lubricating grease composition is described, and it is said to provide a fluorine-based grease that is excellent in wear resistance, leakage resistance, cleanability, and the like with respect to a counterpart material and that is satisfactory in terms of cost. (See Patent Document 6)
- the monoamidecarboxylic acid metal salt used here is a dicarboxylic acid in which the dicarboxyl group is amidated and metallated, respectively, and the amine to be amidated is aliphatic primary, secondary or unsaturated.
- salts of Li, Na, K, Ca, Ba, Mg, Cu, Fe, Co, Zn, Al, etc. are said to be used as metal salts.
- An object of the present invention is to provide a lubricating grease composition obtained by adding a metal soap thickener to a fluorinated base oil, further improving wear resistance characteristics and reducing costs, and a method for producing the same. It is in.
- An object of the present invention is to provide a composite metal soap thickener and a fluororesin of an aliphatic dicarboxylic acid and a monoamide monocarboxylic acid in a base oil mixture comprising a non-fluorine base oil and a fluorine base oil that are not compatible with each other.
- a lubricating grease composition containing powder which is a composite comprising a non-fluorinated base oil, an aliphatic dicarboxylic acid, and a monoamide monocarboxylic acid with heating and stirring and a metal hydroxide added thereto.
- a non-fluorine grease prepared by forming a metal soap in a non-fluorine base oil and a fluorine grease prepared from a fluorine base oil and a fluororesin powder are preferably kneaded using a three-roll mill. Manufactured by.
- composite metal soap composite barium metal soap is preferably used.
- the lubricating grease composition according to the present invention is excellent in wear resistance, load resistance, heat resistance (oil separation degree), and shear stability (change in consistency), and particularly the lubricating grease composition described in Patent Document 6 above. Compared to products, the wear resistance is improved, and the cost is reduced.
- Example 15 of Patent Document 6 perfluoropolyether oil 80% by weight, lithium azelate 15% by weight, PTFE 5% by weight.
- this value is the grease composition described later in Comparative Examples 2 to 3 of the present specification (containing lithium soap having 12-hydroxystearic acid or poly- ⁇ -olefin oil having lithium composite soap of azelaic acid and 12-hydroxystearic acid 80) % Of the wear scar diameter of PTFE-containing perfluoropolyether oil (20% by weight), which is inferior to the wear scar diameter of 0.6 mm, while in each embodiment of the present invention, the wear scar diameter is further improved to 0.4 to 0.8 mm. Showing sex. Furthermore, since a part of the expensive fluorinated base oil is replaced with a non-fluorinated base oil, it is effective in reducing the cost.
- non-fluorine base oil and the fluorine base oil are not compatible with each other means that a homogeneous base oil mixture cannot be formed when these two are simply mixed.
- Non-fluorinated base oils include, for example, poly- ⁇ -olefins, ethylene- ⁇ -olefin oligomers, polybutenes or their hydrides, synthetic hydrocarbon oils such as alkylbenzene and alkylnaphthalene, polyalkylene glycols, polyphenyl ethers, and alkyl-substituted Ether synthetic oils such as diphenyl ether, trimellitic acid esters, pyromellitic acid esters, neopentyl glycol esters, trimethylolpropane esters, pentaerythritol esters, dipentaerythritol esters, and other synthetic synthetic oils, polyol esters, aromatic polyvalents
- synthetic oils such as carboxylic acid esters, aliphatic dibasic acid esters, phosphoric acid esters, phosphite esters, and carbonic acid esters, paraffinic mineral oils, naphthenic mineral oils, or refined mineral oils.
- non-fluorinated base oils generally have a kinematic viscosity at 40 ° C. (based on JIS K2283 corresponding to ASTM D445) of about 5 to 1500 mm 2 / sec, preferably about 10 to 500 mm 2 / sec. If the kinematic viscosity is less than this, the amount of evaporation is large, and the condition that the evaporation amount is 1.5% or less stipulated in the JIS rolling bearing grease, which is the standard for heat resistant grease, is no longer met.
- the pour point (conforms to JIS K2283) is 10 ° C or higher, and the bearing does not rotate at the low temperature start in the normal method, and it is necessary to heat to make it usable. Lack of eligibility for use.
- the fluorinated base oil one having a kinematic viscosity at 40 ° C. (conforming to JIS K2283) of about 10 to 1500 mm 2 / sec, preferably about 20 to 500 mm 2 / sec is generally used. More specifically, the general formula RfO (CF 2 O) x (C 2 F 4 O) y (C 3 F 6 O) z Rf Is used. Specifically, for example, those represented by the following general formulas (1) to (4) are used, and those represented by the general formula (5) are also used.
- Rf is a perfluoro lower alkyl group having 1 to 5, preferably 1 to 3, carbon atoms such as a perfluoromethyl group, a perfluoroethyl group, or a perfluoropropyl group.
- m + n 3 to 200
- m: n 10 to 90:90 to 10
- the CF 2 CF 2 O group and the CF 2 O group are randomly bonded in the main chain. Yes, it can be obtained by completely fluorinating the precursor produced by photo-oxidative polymerization of tetrafluoroethylene.
- non-fluorinated base oils and fluorinated base oils are generally about 5 to 95% by weight, preferably about 10 to 90% by weight of the former, and about 95 to 5% by weight, preferably about 90 to 90% by weight of the latter. Used at a rate of 10% by weight. If the mixing ratio of the non-fluorinated base oil is less than this, the load resistance is improved, but the wear resistance, heat resistance, shear stability, etc. are inferior. On the other hand, if the mixing ratio is higher than this, the wear resistance is decreased. However, it is inferior in heat resistance, load resistance and shear stability.
- the composite metal soap as a thickener is formed as a composite metal soap of an aliphatic dicarboxylic acid and a monoamide monocarboxylic acid.
- the formation of the composite metal soap is performed at the time of preparing the lubricating grease composition as described later.
- aliphatic dicarboxylic acid a saturated or unsaturated dicarboxylic acid having 2 to 20 carbon atoms is used.
- saturated dicarboxylic acid include oxalic acid, malonic acid, succinic acid, methyl succinic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid, sebacic acid, nonamethylene dicarboxylic acid, decamethylene dicarboxylic acid, undecane dicarboxylic acid , Dodecanedicarboxylic acid, tridecanedicarboxylic acid, tetradecanedicarboxylic acid, pentadecanedicarboxylic acid, hexadecanedicarboxylic acid, heptadecanedicarboxylic acid, octadecanedicarboxylic acid, etc., preferably adipic acid, pimelic acid, suberic acid, azelaic acid, se
- Examples of the unsaturated dicarboxylic acid include maleic acid, fumaric acid, 2-methylene succinic acid, 2-ethylene succinic acid, alkenyl succinic acid such as 2-methylene glutaric acid, and the like. These saturated or unsaturated dicarboxylic acids are used alone or in combination of two or more.
- the monoamide monocarboxylic acid is obtained by amidating the monocarboxyl group of the above dicarboxylic acid.
- amines to be amidated include butylamine, amylamine, hexylamine, heptylamine, octylamine, nonylamine, decylamine, laurylamine.
- Aliphatic primary amines such as myristylamine, palmitylamine, stearylamine, behenylamine, dipropylamine, diisopropylamine, dibutylamine, diamylamine, dilaurylamine, monomethyllaurylamine, distearylamine, monomethylstearylamine, Aliphatic secondary amines such as dimyristylamine and dipalmitylamine, aliphatic unsaturated amines such as allylamine, diallylamine, oleylamine and dioleylamine, cyclopropyl And alicyclic amines such as amine, cyclobutylamine, cyclopentylamine, and cyclohexylamine, and aromatic amines such as aniline, methylaniline, ethylaniline, benzylamine, dibenzylamine, diphenylamine, and ⁇ -naphthylamine.
- Aliphatic primary amines such as
- Xylamine, heptylamine, octylamine, nonylamine, decylamine, laurylamine, myristylamine, palmitylamine, stearylamine, behenylamine, dibutylamine, diamylamine, monomethyllaurylamine, monomethylstearylamine, oleylamine and the like are used.
- These aliphatic dicarboxylic acids and monoamide monocarboxylic acids are used by forming composite metal soaps with metals such as lithium, sodium, potassium, calcium, barium, magnesium, copper, iron, cobalt, zinc, and aluminum, Preferably, it is used as a composite barium soap.
- fluororesin powder PTFE powder, HFP powder, perfluoroalkylene resin powder, etc. are used. These fluororesin powders generally have an average primary particle size of about 500 ⁇ m or less, preferably about 0.1 to 30 ⁇ m.
- PTFE polytetrafluoroethylene
- PTFE polytetrafluoroethylene
- the number average molecular weight Mn is about 1000 to 1,000,000 by processing according to 1.
- the HFP powder was subjected to a copolymerization reaction of tetrafluoroethylene and hexafluoropropene and a low molecular weight treatment in the same manner as in the case of polytetrafluoroethylene, and the number average molecular weight Mn was about 1000 to 600000. Things are used.
- the molecular weight can also be controlled by using a chain transfer agent during the copolymerization reaction.
- Formation of the composite metal soap and preparation of the lubricating grease composition are performed as follows.
- (a-1) A non-fluorinated base oil, aliphatic dicarboxylic acid and monoamide monocarboxylic acid are added to a reaction kettle capable of being heated and stirred. The mixture is heated to about 80 to 180 ° C., which is a temperature that does not generate water, and stirred, and a metal hydroxide is added thereto to form a composite metal soap in a non-fluorinated base oil.
- a predetermined amount of an amine-based antioxidant or the like is blended therein and kneaded with a three-roll mill or a high-pressure homogenizer to prepare a non-fluorinated grease.
- non-fluorine base oils Prior to kneading, other non-fluorine base oils other than the first used non-fluorine base oil can be added and used.
- (a-2) Fluorine base oil and fluororesin powder are mixed in a mixing kettle and then kneaded using a three-roll mill or a high-pressure homogenizer to prepare a fluorinated grease.
- (a-3) These two types of grease are mixed in a mixing kettle and are preferably kneaded with a three-roll mill to prepare a lubricating grease composition.
- a hydraulic type is generally used as a three-roll mill used for kneading.
- non-fluorine grease a non-fluorine base oil containing composite metal soap thickener
- fluorine grease a fluorine base oil containing fluorine resin powder
- the lubricating grease composition of the present invention may be prepared by adding a fluorine-based base oil and a fluorine-containing resin to the non-fluorinated grease prepared as described above, mixing in a mixing kettle, and kneading with a three-roll mill. A product can also be prepared.
- the non-fluorine base oil is contained in the base grease in a proportion of about 5 to 90% by weight, preferably about 10 to 80% by weight.
- the above-mentioned fluorine base oil used in the mixing ratio is about 5 to 90% by weight, preferably about 10 to 80% by weight in the base grease, and the composite metal soap is about 1.5 to 30% by weight in the base grease.
- the fluororesin powder is used in a proportion of about 0.1 to 50% by weight, preferably about 5 to 35% by weight in the base grease.
- each component allows the addition of a thickener that is incompatible or poorly compatible with the fluorinated base oil in the case of a non-fluorinated base oil, thereby improving the abrasion resistance.
- the friction coefficient can be reduced and the rust prevention and corrosion prevention effects can be improved.
- fluorinated base oil the heat resistance can be improved.
- composite metal soap the wear resistance can be improved.
- the compatibility between the fluorinated base oil and the composite metal soap can be improved.
- Additives used in conventional lubricants such as antioxidants, rust inhibitors, corrosion inhibitors, extreme pressure agents, oiliness agents, solid lubricants, etc., are added to the lubricating grease composition as necessary. be able to.
- the antioxidant include phenolic antioxidants such as 2,6-ditert-butyl-4-methylphenol and 4,4′-methylenebis (2,6-ditert-butylphenol), C 4 -C Amine-based antioxidants such as alkyldiphenylamine, triphenylamine, phenyl- ⁇ -naphthylamine, alkylated phenyl- ⁇ -naphthylamine, phenothiazine, alkylated phenothiazine having 20 alkyl groups, and phosphoric acid-based antioxidants, And sulfur-based antioxidants.
- rust preventive agent examples include fatty acids, fatty acid metal salts, fatty acid amines, alkyl sulfonic acid metal salts, alkyl sulfonic acid amine salts, oxidized paraffin, polyoxyethylene alkyl ether, and the like.
- examples include triazole, benzimidazole, thiadiazole and the like.
- extreme pressure agents include phosphorous compounds such as phosphate esters, phosphite esters, phosphate ester amine salts, sulfur compounds such as sulfides and disulfides, dialkyldithiophosphate metal salts, and dialkyldithiocarbamic acid metal salts. And sulfur-based compound metal salts, chlorinated paraffin, chlorinated diphenyl and other chlorinated compounds.
- oily agent examples include fatty acids or esters thereof, higher alcohols, polyhydric alcohols or esters thereof, aliphatic esters, aliphatic amines, fatty acid monoglycerides, montan wax, amide waxes, and the like.
- oily agent examples include fatty acids or esters thereof, higher alcohols, polyhydric alcohols or esters thereof, aliphatic esters, aliphatic amines, fatty acid monoglycerides, montan wax, amide waxes, and the like.
- other solid lubricants include molybdenum disulfide, graphite, boron nitride, silane nitride, and melamine cyanurate. These other solid lubricants also have an average primary particle size of 30 ⁇ m or less, preferably 0.1 to 20 ⁇ m.
- thickeners conventionally used as thickeners, such as silica, clay, graphite, zinc oxide, urea compounds, polyethylene, polypropylene, polyamide, organic pigments, metal soaps, etc., may be added as appropriate. It can also be used.
- Reference example 2 A barium composite soap of azelaic acid and azelaic acid monooctylamide occupying 25% by weight in a base grease as a thickener in poly- ⁇ -olefin oil (40 ° C. viscosity: 46 mm 2 / sec) as described above ( a-1), 3% by weight of trimethylolpropane alkyl ester (40 ° C. viscosity: 30 mm 2 / sec) as oily agent and 2% by weight of amine antioxidant (NA-LUBE AO-120) ) And then kneaded twice with a three-roll mill to prepare grease B.
- poly- ⁇ -olefin oil 40 ° C. viscosity: 46 mm 2 / sec
- trimethylolpropane alkyl ester 40 ° C. viscosity: 30 mm 2 / sec
- amine antioxidant NA-LUBE AO-120
- Reference Example 6 PTFE powder in an amount of 32% by weight in the base grease in a fluorine base oil (40 ° C viscosity: 230 mm 2 / sec) having a molecular structure represented by the general formula RfO [CF (CF 3 ) CF 2 O] m Rf (Average particle size 0.3 ⁇ m) was mixed and kneaded twice with a three-roll mill to prepare Grease I.
- Reference Example 7 PTFE powder in an amount of 18% by weight in the base grease in a fluorine-based base oil (40 ° C viscosity: 230 mm 2 / sec) having a molecular structure represented by the general formula RfO [CF (CF 3 ) CF 2 O] m Rf (Average particle size 0.3 ⁇ m) was mixed and kneaded twice with a three-roll mill to prepare Grease II.
- Reference Example 8 RfO (CF 2 CF 2 O) m (CF 2 O) n
- the amount of 27% by weight in the base grease in the fluorine base oil (40 ° C viscosity: 85mm 2 / sec) having the molecular structure represented by Rf PTFE powder (average particle size 0.3 ⁇ m) was mixed and kneaded twice with a three-roll mill to prepare Grease III.
- Examples 1-6, Comparative Examples 1-5 After mixing one or two of the non-fluorine-based greases A to E and fluorine-based greases I to II prepared in each of the above reference examples at a predetermined weight ratio, the mixture is sufficiently stirred and mixed in the mixing vessel.
- a lubricating grease composition was prepared by kneading twice with three rolls.
- the prepared lubricating grease composition was measured for the following items.
- Abrasion resistance Shell four ball test, ASTM D2266 method compliant Temperature 75 ° C, rotation speed 1200rpm, load 392N, time 60 minutes Measure the wear scar diameter after the test (the smaller the value, the better)
- Load resistance four-ball test: Iwata type JIS K2519 compliant, step-up pressure method Rotation speed 750rpm, temperature room temperature (the higher this value, the better)
- Heat resistance (oil separation degree) JIS K2220.11 compliant with ASTM D6184 Measure oil separation degree after 24 hours at 180 ° C (The smaller this value, the better)
- Shear stability Change in consistency: Shell roll test, ASTM 1831 compliant 80 ° C, 165 rpm, 24 hours Measure the change in consistency before and after the test (the smaller this value, the better)
- the lubricating grease composition of the present invention which is excellent in the properties as described above, that is, heat resistance and shear stability, and excellent in wear resistance and load resistance against the counterpart material, and satisfying the cost, is a rolling bearing, a sliding bearing, It is suitably used for the purpose of lubrication and protection of contact parts between sliding parts such as sintered bearings, gears, valves, cocks, oil seals, and electrical contacts.
- the present invention is suitably applied to various parts of the following various devices, machines, and devices.
- Fixing rolls such as laser beam printers, Rolling bearings, slide bearings, sliding parts or gear parts of resin films that require heat resistance and wear resistance of fixing belts, etc.
- Fixing rolls such as laser beam printers, Rolling bearings, slide bearings, sliding parts or gear parts of resin films that require heat resistance and wear resistance of fixing belts, etc.
- Heat resistance and load resistance of film tenters, film laminators, and bumper mixers Rolling bearings, slide bearings, Pins, oil seals, gears, etc.- Rolling bearings, slide bearings, pins, oil seals, gears, etc. that require heat resistance and wear resistance in corrugating machines in papermaking equipment.
- Food machinery requires linear guides such as bread bakers and ovens, heat resistance, and wear resistance Rolling bearings, etc.
- Rolling bearings, sliding bearings, etc. that require a low coefficient of friction in machine tool spindles, servo motors, etc.
- Sliding parts of mobile phone hinges that require shear stability and wear resistance, etc.
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- Chemical & Material Sciences (AREA)
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- Lubricants (AREA)
Abstract
Description
(1) 水素添加した鉱油および/または合成潤滑油、フルオロポリエーテル油および有機または無機増粘剤を含んでなるグリースであって、潤滑油+フルオロポリエーテル油/増粘剤の重量比が97~80:3~20であり、潤滑油/フルオロポリエーテル油の重量比が95~60:5~40であるグリースであって、そのグリースについて耐摩耗性、耐荷重性、ベアリング耐久性が評価されており、その実施例では、エステル油に脂肪族系リチウム複合石けん(アゼライン酸と12-ヒドロキシステアリン酸とのリチウム複合石けん)が用いられている。(特許文献1参照)
RfO(CF2O)x(C2F4O)y(C3F6O)zRf
で表わされるものが用いられる。具体的には、例えば下記一般式(1)~(4)で表わされるようなものが用いられ、この他一般式(5)で表わされるようなものも用いられる。なお、Rfはパーフルオロメチル基、パーフルオロエチル基、パーフルオロプロピル基等の炭素数1~5、好ましくは1~3のパーフルオロ低級アルキル基である。
(1) RfO(CF2CF2O)m(CF2O)nRf
ここで、m+n=3~200、m:n=10~90:90~10であり、またCF2CF2O基およびCF2O基は主鎖中にランダムに結合しているものであり、テトラフルオロエチレンの光酸化重合で生成した先駆体を完全にフッ素化することによって得られる。
(2) RfO〔CF(CF3)CF2O)〕m(CF2O)nRf
ここで、m+n=3~200、m:n=10~90:90~10であり、またCF(CF3)CF2O基およびCF2O基は主鎖中にランダムに結合しているものであり、ヘキサフルオロプロピレンの光酸化重合で生成した先駆体を完全にフッ素化することによって得られる。
(3) RfO[CF(CF3)CF2O]p(CF2CF2O)q(CF2O)rRf
ここで、p+q+r=3~200でqおよびrは0であり得、(q+r)/p=0~2であり、またCF(CF3)CF2O基、CF2CF2O基およびCF2O基は主鎖中にランダムに結合しているものであり、ヘキサフルオロプロピレンおよびテトラフルオロエチレンの光酸化重合で生成した先駆体を完全にフッ素化することにより得られる。
(4) RfO[CF(CF3)CF2O]s(CF2CF2O)tRf
ここで、s+t=2~200でtは0であり得、t/s=0~2であり、またCF(CF3)CF2O基およびCF2CF2O基は主鎖中にランダムに結合しているものであり、ヘキサフルオロプロピレンおよびテトラフルオロエチレンの光酸化重合で生成した先駆体を完全にフッ素化することにより、あるいはフッ化セシウム触媒の存在下にヘキサフルオロプロピレンオキサイドまたはテトラフルオロエチレンオキサイドをアニオン重合させ、得られた末端-CF(CF3)COF基を有する酸フロライド化合物をフッ素ガスで処理することによって得られる。
(5) F(CF2CF2CF2O)2~100C2F5
これは、フッ化セシウム触媒の存在下に2,2,3,3-テトラフルオロオキセタンをアニオン重合させ、得られた含フッ素ポリエーテル(CH2CF2CF2O)nを紫外線照射下に約160~300℃でフッ素ガスで処理することによって得られる。
(a-1) 加熱攪拌が可能な反応釜に、非フッ素系基油、脂肪族ジカルボン酸およびモノアミドモノカルボン酸を加え、攪拌可能な温度であり、反応を効率的に進めかつ基油の劣化を生じさせない温度である約80~180℃に加熱して攪拌し、そこに金属水酸化物を加えて複合金属石けんを非フッ素系基油中で形成させる。冷却後、そこにアミン系酸化防止剤等を所定量配合し、3本ロールミルまたは高圧ホモジナイザで混練して、非フッ素系グリースを調製する。混練に先立って、最初に用いられた非フッ素系基油以外の他の非フッ素系基油を添加して用いることもできる。
(a-2) フッ素系基油とフッ素樹脂粉末とを混合釜中で混ぜ、その後3本ロールミルまたは高圧ホモジナイザを用いて混練し、フッ素系グリースを調製する。
(a-3) これら2種類のグリースを混合釜中で混ぜ、好ましくは3本ロールミルで混練して、潤滑グリース組成物を調製する。なお、混練に用いられる3本ロールミルとしては、一般に油圧式のものが用いられる。
ポリ-α-オレフィン油(40℃粘度:30mm2/秒)中で、増稠剤としてベースグリース中30重量%を占めるセバシン酸とセバシン酸モノステアリルアミドとのバリウム複合石けんを前記の如き方法(a-1)で合成し、これに2重量%のアミン系酸化防止剤(KING INDUSTRIES製品NA-LUBE AO-120;アルキルジフェニルアミン)を添加した後、3本ロールミルで2回混練して、グリースAを調製した。
ポリ-α-オレフィン油(40℃粘度:46mm2/秒)中で、増稠剤としてベースグリース中25重量%を占めるアゼライン酸とアゼライン酸モノオクチルアミドとのバリウム複合石けんを前記の如き方法(a-1)で合成し、これに3重量%の油性剤としてのトリメチロールプロパンアルキルエステル(40℃粘度:30mm2/秒)および2重量%のアミン系酸化防止剤(NA-LUBE AO-120)を添加した後、3本ロールミルで2回混練して、グリースBを調製した。
ジフェニルエーテル油(40℃粘度:100mm2/秒)中で、増稠剤としてベースグリース中30重量%を占めるセバシン酸とセバシン酸モノステアリルアミドとのバリウム複合石けんを前記の如き方法(a-1)で合成し、これに2重量%のアミン系酸化防止剤(NA-LUBE AO-120)を添加した後、3本ロールミルで2回混練して、グリースCを調製した。
ポリ-α-オレフィン油(40℃粘度:30mm2/秒)中で、増稠剤としてベースグリース中10重量%を占める12-ヒドロキシステアリン酸のリチウム石けんを合成し、これに2重量%のアミン系酸化防止剤(NA-LUBE AO-120)を添加した後、3本ロールミルで2回混練して、グリースDを調製した。
ポリ-α-オレフィン油(40℃粘度:46mm2/秒)中で、増稠剤としてベースグリース中20重量%を占めるアゼライン酸と12-ヒドロキシステアリン酸とのリチウム複合石けんを合成し、これに3重量%の油性剤としてのトリメチロールプロパンアルキルエステル(40℃粘度:30mm2/秒)および2重量%のアミン系酸化防止剤(NA-LUBE AO-120)を添加した後、3本ロールミルで2回混練して、グリースEを調製した。
一般式RfO〔CF(CF3)CF2O〕mRfで表わされる分子構造を有するフッ素系基油(40℃粘度:230mm2/秒)に、ベースグリース中32重量%を占める量のPTFE粉末(平均粒子径0.3μm)を混合し、3本ロールミルで2回混練して、グリースIを調製した。
一般式RfO〔CF(CF3)CF2O〕mRfで表わされる分子構造を有するフッ素系基油(40℃粘度:230mm2/秒)に、ベースグリース中18重量%を占める量のPTFE粉末(平均粒子径0.3μm)を混合し、3本ロールミルで2回混練して、グリースIIを調製した。
一般式RfO(CF2CF2O)m(CF2O)nRfで表わされる分子構造を有するフッ素系基油(40℃粘度:85mm2/秒)に、ベースグリース中27重量%を占める量のPTFE粉末(平均粒子径0.3μm)を混合し、3本ロールミルで2回混練して、グリースIIIを調製した。
上記各参考例で調製された非フッ素系グリースA~Eおよびフッ素系グリースI~IIの内の1種または2種を所定の重量比で混合し、混合釜中で十分に攪拌混合した後、3本ロールで2回混練し、潤滑グリース組成物を調製した。
耐摩耗性:シェル四球試験、ASTM D2266法準拠
温度75℃、回転数1200rpm、加重392N、時間60分間
試験後の摩耗痕径を測定(この値が小さい程良い)
耐荷重性(四球試験):曽田式JIS K2519準拠、段階昇圧法
回転数750rpm、温度室温
(この値が大きい程良い)
耐熱性(離油度):ASTM D6184に対応するJIS K2220.11準拠
180℃、24時間後の離油度を測定
(この値が小さい程良い)
せん断安定性(稠度変化):シェルロール試験、ASTM 1831準拠
80℃、165rpm、24時間
試験前後の稠度変化を測定
(この値が小さい程良い)
・自動車では、電動ラジエータファンモータ、ファンカップリング、電制
EGR、電子制御スロットバルブ、オルターネータ、アイドラプーリ、
電動ブレーキ、ハブユニット、ウォーターポンプ、パワーウィンドウ、
ワイパ、電動パワーステアリング等の耐熱性、せん断安定性が要求され
る転がり軸受、すべり軸受またはギヤ部分
自動変速機用コントロールスイッチ、レバーコントロールスイッチ、
プッシュスイッチ等の耐熱性、せん断安定性、耐摩耗性が要求される
電気接点部分
ビスカスカップリングのXリング部分、排気ブレーキのOリング等、耐熱
性、せん断安定性が要求されるゴムシール部分
ヘッドライト、シート、ABS、ドアロック、ドアヒンジ、クラッチブー
スタ、2分割フライホイール、ウィンドレギュレータ、ボールジョイン
ト、クラッチブースタ等の転がり軸受、すべり軸受、ギヤ、摺動部等
・事務用機器では、複写機、レーザービームプリンタ等の定着ロール、
定着ベルト等の耐熱性、耐摩耗性が要求される転がり軸受、すべり軸受
、樹脂フィルムの摺動部またはギヤ部等
・樹脂製造装置では、フィルムテンター、フィルムラミネータ、バンバリ
ーミキサの耐熱性、耐荷重性が要求される転がり軸受、すべり軸受、
ピン、オイルシール、ギヤ等
・製紙装置ではコルゲートマシンで、耐熱性、耐摩耗性が要求される転が
り軸受、すべり軸受、ピン、オイルシール、ギヤ等
・木材加工装置では、コンチプレス等での、耐熱性、耐摩耗性が要求され
る転がり軸受、すべり軸受、ピン、オイルシール、ギヤ等
・食品用機械では、パン焼器、オーブン等のリニアガイド、耐熱性、耐摩
耗性が要求される転がり軸受等
・工作機械のスピンドル、サボモータ等での、低摩擦係数が要求される転
がり軸受、すべり軸受等
・せん断安定性、耐摩耗性が要求される携帯電話のヒンジの摺動部等
・半導体製造装置、液晶製造装置、電子顕微鏡等の真空ポンプにおける転
がり軸受、ギヤ、電子制御装置の遮断機の転がり軸受等
・家電・情報機器では、パソコンの冷却ファン、掃除機、洗濯機等の転が
り軸受、すべり軸受、オイルシール等
Claims (13)
- 互いに相溶性のない非フッ素系基油およびフッ素系基油よりなる基油混合物中に、脂肪族ジカルボン酸とモノアミドモノカルボン酸との複合金属石けん増稠剤およびフッ素樹脂粉末を含有せしめてなる潤滑グリース組成物。
- 非フッ素系基油に脂肪族ジカルボン酸とモノアミドモノカルボン酸との複合金属石けん増稠剤を含有させたグリースおよびフッ素系基油にフッ素樹脂粉末を含有させたグリースの2種のグリース混合物よりなる請求項1記載の潤滑グリース組成物。
- 非フッ素系基油が合成炭化水素油またはエーテル系合成油である請求項1記載の潤滑グリース組成物。
- 非フッ素系基油が合成炭化水素油またはエーテル系合成油である請求項2記載の潤滑グリース組成物。
- 複合金属石けんがバリウム複合石けんである請求項1記載の潤滑グリース組成物。
- 複合金属石けんがバリウム複合石けんである請求項2記載の潤滑グリース組成物。
- 非フッ素系基油5~95重量%に対し、フッ素系基油が95~5重量%の割合で用いられた請求項1記載の潤滑グリース組成物。
- 非フッ素系基油10~90重量%に対し、フッ素系基油が90~10重量%の割合で用いられた請求項1記載の潤滑グリース組成物。
- 非フッ素系基油、脂肪族ジカルボン酸およびモノアミドモノカルボン酸を加熱攪拌し、そこに金属水酸化物を加えて複合金属石けんを非フッ素系基油中で形成させて調製させた非フッ素系グリースと、フッ素系基油およびフッ素樹脂粉末から調製されたフッ素系グリースとを、混練することを特徴とする潤滑グリース組成物の製造法。
- 非フッ素系グリースの調製およびフッ素系グリースの調製が、それぞれ3本ロールミルまたは高圧ホモジナイザによる混練によって行われる請求項9記載の潤滑グリース組成物の製造法。
- 非フッ素系グリースとフッ素系グリースとの混練が3本ロールミルを用いて行われる請求項9記載の潤滑グリース組成物の製造法。
- 非フッ素系基油として合成炭化水素油またはエーテル系合成油が用いられる請求項9記載の潤滑グリース組成物の製造法。
- 金属水酸化物として水酸化バリウムが用いられる請求項9記載の潤滑グリース組成物の製造法。
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JP2010533891A JP5310732B2 (ja) | 2008-10-17 | 2009-10-13 | 潤滑グリース組成物およびその製造法 |
EP09820564.4A EP2341121B1 (en) | 2008-10-17 | 2009-10-13 | Lubricating grease composition and manufacturing method therefor |
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PCT/JP2009/067698 WO2010044386A1 (ja) | 2008-10-17 | 2009-10-13 | 潤滑グリース組成物およびその製造法 |
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Country | Link |
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US (1) | US20110218128A1 (ja) |
EP (1) | EP2341121B1 (ja) |
JP (1) | JP5310732B2 (ja) |
CN (1) | CN102186958B (ja) |
WO (1) | WO2010044386A1 (ja) |
Cited By (6)
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WO2011046079A1 (ja) * | 2009-10-13 | 2011-04-21 | Nokクリューバー株式会社 | 往復摺動用潤滑グリース組成物およびその製造法 |
CN107446663A (zh) * | 2016-05-27 | 2017-12-08 | 美蓓亚三美株式会社 | 滚动轴承 |
JP2018090783A (ja) * | 2016-11-30 | 2018-06-14 | ミネベアミツミ株式会社 | グリース組成物および転がり軸受 |
JP2019137736A (ja) * | 2018-02-07 | 2019-08-22 | Nokクリューバー株式会社 | 潤滑グリース組成物、クラッチおよびパワーウィンドウモーター |
DE112020001658T5 (de) | 2019-03-29 | 2022-02-24 | Autonetworks Technologies, Ltd. | Schmiermittel, elektrischer Kontakt, Verbinderanschluss und Kabelbaum |
US20230138681A1 (en) * | 2020-05-13 | 2023-05-04 | Klüber Lubrication München Se & Co. Kg | Lithium Complex Hybrid Grease |
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GB0220581D0 (en) | 2002-09-04 | 2002-10-09 | Novartis Ag | Organic Compound |
FI125317B (fi) * | 2010-05-20 | 2015-08-31 | Kone Corp | Metalliköysi, metalliköydellä varustettu hissi ja voiteluaineen käyttö metalliköyden voitelemiseen |
EP2626406A1 (en) * | 2012-02-13 | 2013-08-14 | Prosimet S.p.A. | Lubricating composition for continuous casting processes |
JP5931510B2 (ja) * | 2012-03-05 | 2016-06-08 | Jxエネルギー株式会社 | グリース組成物 |
CN105026533A (zh) * | 2013-03-08 | 2015-11-04 | 埃莱万斯可再生能源科学股份有限公司 | 基于天然油的润滑脂组合物和制造这样的组合物的工艺 |
EP3094712B1 (en) * | 2014-01-15 | 2019-06-12 | Elevance Renewable Sciences, Inc. | Natural oil derivative based thickener components used in grease compositions |
CN104119985A (zh) * | 2014-07-01 | 2014-10-29 | 上海亚杜润滑材料股份有限公司 | 一种新型机械润滑剂 |
GB201419439D0 (en) * | 2014-10-31 | 2014-12-17 | Skf Ab | Grease compositions |
US9732301B2 (en) * | 2014-11-05 | 2017-08-15 | Infineum International Limited | Power transmitting fluids with improved materials compatibility |
DE112017003959B4 (de) * | 2016-08-08 | 2024-01-18 | Nok Klueber Co., Ltd. | Schmierfettzusammensetzung und deren Verwendung |
JP6868467B2 (ja) * | 2017-05-26 | 2021-05-12 | Nokクリューバー株式会社 | 潤滑剤組成物 |
JP6755905B2 (ja) * | 2018-07-27 | 2020-09-16 | ミネベアミツミ株式会社 | 樹脂潤滑用グリース組成物および樹脂摺動部材 |
CN114395118A (zh) * | 2021-12-31 | 2022-04-26 | 西安近代化学研究所 | 一种三元共聚全氟聚醚及其制备方法 |
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- 2009-10-13 CN CN2009801410246A patent/CN102186958B/zh active Active
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- 2009-10-13 EP EP09820564.4A patent/EP2341121B1/en active Active
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2011046079A1 (ja) * | 2009-10-13 | 2011-04-21 | Nokクリューバー株式会社 | 往復摺動用潤滑グリース組成物およびその製造法 |
JP5429285B2 (ja) * | 2009-10-13 | 2014-02-26 | Nokクリューバー株式会社 | 往復摺動用潤滑グリース組成物およびその製造法 |
CN107446663A (zh) * | 2016-05-27 | 2017-12-08 | 美蓓亚三美株式会社 | 滚动轴承 |
JP2018090783A (ja) * | 2016-11-30 | 2018-06-14 | ミネベアミツミ株式会社 | グリース組成物および転がり軸受 |
JP2019137736A (ja) * | 2018-02-07 | 2019-08-22 | Nokクリューバー株式会社 | 潤滑グリース組成物、クラッチおよびパワーウィンドウモーター |
JP7029972B2 (ja) | 2018-02-07 | 2022-03-04 | Nokクリューバー株式会社 | 潤滑グリース組成物、クラッチおよびパワーウィンドウモーター |
DE112020001658T5 (de) | 2019-03-29 | 2022-02-24 | Autonetworks Technologies, Ltd. | Schmiermittel, elektrischer Kontakt, Verbinderanschluss und Kabelbaum |
US20230138681A1 (en) * | 2020-05-13 | 2023-05-04 | Klüber Lubrication München Se & Co. Kg | Lithium Complex Hybrid Grease |
Also Published As
Publication number | Publication date |
---|---|
EP2341121B1 (en) | 2015-05-27 |
EP2341121A4 (en) | 2013-03-13 |
US20110218128A1 (en) | 2011-09-08 |
JPWO2010044386A1 (ja) | 2012-03-15 |
CN102186958A (zh) | 2011-09-14 |
CN102186958B (zh) | 2013-11-06 |
EP2341121A1 (en) | 2011-07-06 |
JP5310732B2 (ja) | 2013-10-09 |
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