WO2006120923A1 - 冷凍機油組成物、これを用いた圧縮機及び冷凍装置 - Google Patents
冷凍機油組成物、これを用いた圧縮機及び冷凍装置 Download PDFInfo
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- WO2006120923A1 WO2006120923A1 PCT/JP2006/308877 JP2006308877W WO2006120923A1 WO 2006120923 A1 WO2006120923 A1 WO 2006120923A1 JP 2006308877 W JP2006308877 W JP 2006308877W WO 2006120923 A1 WO2006120923 A1 WO 2006120923A1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0215—Lubrication characterised by the use of a special lubricant
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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
- C10M169/04—Mixtures of base-materials and additives
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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
- C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
- C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
- C10M133/16—Amides; Imides
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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
- C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
- C10M171/008—Lubricant compositions compatible with refrigerants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
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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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/04—Elements
- C10M2201/041—Carbon; Graphite; Carbon black
- C10M2201/0413—Carbon; Graphite; Carbon black 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/065—Sulfides; Selenides; Tellurides
- C10M2201/066—Molybdenum sulfide
- C10M2201/0663—Molybdenum sulfide 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
- 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
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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
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/042—Epoxides
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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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/1033—Polyethers, i.e. containing di- or higher polyoxyalkylene groups 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
- C10M2209/1055—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
- C10M2209/1085—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified 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]
- C10M2213/0623—Polytetrafluoroethylene [PTFE] 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant Compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
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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 [having hydrocarbon substituents containing less than thirty carbon atoms]
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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 [having hydrocarbon substituents containing less than thirty carbon atoms]
- C10M2215/082—Amides [having hydrocarbon substituents containing less than thirty carbon atoms] containing hydroxyl groups; Alkoxylated derivatives
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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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/044—Polyamides
- C10M2217/0443—Polyamides 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
- 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
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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
- 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
- C10M2223/041—Triaryl phosphates
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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
- 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
- C10M2223/043—Ammonium or amine salts thereof
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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
- 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
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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
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/09—Characteristics associated with water
- C10N2020/097—Refrigerants
- C10N2020/106—Containing Carbon dioxide
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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
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/30—Refrigerators lubricants or compressors lubricants
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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
- C10N2050/08—Solids
Definitions
- the present invention relates to a refrigerator oil composition, a compressor and a refrigeration apparatus using the same, and more specifically, a lubricating film forming composition containing a noinder and a solid lubricant is coated on a sliding portion.
- the present invention relates to a refrigerating machine oil composition using a compressor in which a specific compound is added to a base oil as a refrigerating machine oil composition, and a compressor and a refrigerating apparatus using the same.
- the surface pressure of the sliding portion increases, and even when the above coating is applied, the coating layer wears down and slides. In some cases, the lubrication failure of the moving part occurred.
- Patent Document 1 Japanese Patent Laid-Open No. 7-247493
- the present invention has been made under such circumstances, and a composition for a refrigerator that can ensure the lubricity of a sliding part at the time of starting and operation of the compressor for the refrigerator, and using the same.
- the purpose is to provide a compressor and a refrigeration apparatus.
- the present invention provides a lubricating film forming composition
- a lubricating film forming composition comprising a solid lubricant and a resin having a thermal deformation temperature of 100 ° C. or higher as a binder on at least a part of sliding surfaces of members constituting the compression mechanism.
- a refrigerating machine oil composition containing at least one of the compounds represented by the following general formulas (1) to (3) in a base oil comprising a polyoxyalkylene glycol having a kinematic viscosity at 100 ° C of 3 to 50 mm 2 Zs Refrigerating machine oil composition characterized by containing 0.01 to 1% by mass based on the total amount,
- R 1 represents an alkyl group having 6 to 30 carbon atoms or an alkyl group having 6 to 30 carbon atoms
- R 2 and R 3 each independently represent a hydrogen atom or a hydrocarbon having 1 to 10 carbon atoms. Group, a nitrogen atom-containing hydrocarbon group, or an oxygen atom-containing hydrocarbon group.
- R 4 represents an alkyl group having 6 to 30 carbon atoms or an alkyl group having 6 to 30 carbon atoms
- R 5 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms
- R 6 represents carbon.
- X 1 represents an alkylene group having 1 to 8
- X represents a hydrogen atom, an alkali metal atom, a hydrocarbon group having 1 to 30 carbon atoms, a nitrogen atom-containing hydrocarbon group, or an oxygen atom-containing hydrocarbon group.
- R 7 represents an alkyl group having 6 to 30 carbon atoms or a alkenyl group having 6 to 30 carbon atoms
- R 8 and R 9 each independently represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms. Indicates. ] Is provided.
- the refrigerating machine oil composition of the present invention it is possible to ensure the lubricity of the sliding portion at the start-up and operation of the compressor for the refrigerating machine.
- the heat distortion temperature (HDT) is the temperature at which the plastic deforms when the temperature is raised at a constant speed with a constant load applied. Indicated by temperature according to test ASTM D648 (l. 8 MPa).
- the binder used in the present invention must be a resin having a heat distortion temperature of 100 ° C or higher, preferably a heat deformation temperature of 150 ° C or higher, more preferably 200 ° C or higher. The temperature is preferably 250 ° C or higher.
- Specific examples include epoxy resin, phenol resin, fluorine resin, unsaturated polyester, polyacetal, polyimide, polyamideimide, polycarbonate, polysulfone, polyphenylene sulfide, and polybenzolazole. From the viewpoint of having a structural formula similar to that of the compound added to the refrigerating machine oil composition, resins containing nitrogen atoms are preferred, and polyimide, polyamideimide, and polybenzoxole are particularly preferred.
- the binder is contained in the composition for forming a lubricant film, and is coated on the sliding surface of at least a part of the members constituting the compression mechanism.
- the content of the binder in the composition for forming a lubricating coating is preferably in the range of 20 to 80% by mass based on the total amount of the composition.
- the content of the noinder in the lubricating film forming composition is more preferably in the range of 30 to 70% by mass.
- the solid lubricant is not particularly limited as long as it exhibits lubricity in a solid state.
- These solid lubricants can be used singly or in combination of two or more.
- the average particle size in the lubricant film of the solid lubricant is not particularly limited. 1 ⁇ : LOO ⁇ m range also favors the point force to form a dense lubricating film U ,.
- the content of the solid lubricant is preferably in the range of 20 to 80 parts by mass with respect to 100 parts by mass of the binder resin.
- the content of the solid lubricant is more preferably in the range of 30 to 70 parts by mass with respect to 100 parts by mass of the binder resin.
- a film forming auxiliary agent to the composition for forming a lubricating film.
- Suitable examples of the skin film formation aid include compounds having an epoxy group, silane coupling agents, and the like, and can improve the retention of the solid lubricant.
- the content of the film-forming auxiliary with respect to the binder resin is preferably in the range of 99: 1 to 70:30 as a mass ratio of the binder resin and the film-forming auxiliary.
- Various known additives can be blended in the lubricating film forming composition as required.
- extreme pressure agents such as phosphate esters such as tricresyl phosphate (TCP) and phosphite esters such as trisnoylphenol phosphite; phenolic and ammine antioxidants; phenol glycidyl ether, cyclohexenoxide, Stabilizers such as epoxidized soybean oil; copper deactivators such as benzotriazole and its derivatives can be appropriately blended.
- load bearing additives chlorine scavengers, detergent dispersants, viscosity index improvers, oiliness agents, antifungal agents, corrosion inhibitors, pour point depressants, and the like can be added as desired.
- These additives are usually contained in the lubricating film forming composition in an amount of 0.5 to 10% by mass.
- the thickness of the lubricating coating is not particularly limited as long as the effects of the present invention are achieved, but is preferably in the range of 2 to 50 ⁇ m. If it is 2 ⁇ m or more, sufficient lubricity is secured, and if it is 50 m or less, fatigue resistance is maintained. From the above viewpoint, it is more preferable that the film thickness of the lubricating coating is in the range of 4 to 25 ⁇ m.
- the lubricating film-forming composition is coated on the sliding surfaces of at least some of the members constituting the compression mechanism, but the coating method is not particularly limited.
- the binder is dissolved in an organic solvent, Lubricating film forming group by dispersing solid lubricant Examples thereof include a method of directly applying the composition to a sliding site after preparing the composition, and a method of immersing the sliding portion in the composition. In the composition applied to the sliding portion, the solvent is removed by a method such as drying to form a lubricating film.
- the refrigerating machine oil composition of the present invention is characterized in that polyoxyalkylene glycol having a kinematic viscosity at 100 ° C. of 3 to 50 mm 2 Zs is used as the base oil. More specifically, polyoxyalkylene glycol represented by the following formula (4) is preferred.
- R 1Q and R 11 each independently represent a hydrogen atom or a hydrocarbon group having 1 to 8 carbon atoms, and it is particularly preferred that R 1Q and R 11 are both methyl groups.
- R 1Q and R 1 1 are may be the same or may be different from one another.
- A represents an alkylene group having 2 to 8 carbon atoms, and an alkylene group having 3 carbon atoms is particularly preferable.
- M represents an integer of 1 or more. When m is 2 or more, a plurality of A may be the same or different. In the case where there are a plurality of types of A, AO may be copolymerized randomly or in blocks.
- the refrigerating machine oil composition of the present invention contains at least one of the compounds represented by the following general formulas (1) to (3) in the polyoxyalkylene glycol described above.
- R 1 represents an alkyl group having 6 to 30 carbon atoms or an alkyl group having 6 to 30 carbon atoms, and these alkyl groups and alkenyl groups are any of linear, branched or cyclic.
- R 2 and R 3 each independently contain a hydrogen atom, a hydrocarbon group having 1 to 10 carbon atoms, a nitrogen atom-containing hydrocarbon group having 1 to 10 carbon atoms, or an oxygen atom having 1 to 10 carbon atoms.
- R 2 and R 3 may be the same as each other or different! /! /.
- Examples of the compound represented by the general formula (1) include amides obtained by the reaction of fatty acids and amines.
- Specific examples of the fatty acid used in the reaction include stearic acid, isostearic acid, oleic acid, ricinoleic acid, lauric acid, and coconut oil fatty acid. Of these, stearic acid and oleic acid are particularly preferable.
- Specific examples of amines used in the reaction include tetraethylenepentamine, ammonia, diethanolamine, and jetylaminoethylamine. And the like, and among these, jetylaminoethylamine is particularly preferable.
- R 4 represents an alkyl group having 6 to 30 carbon atoms or an alkyl group having 6 to 30 carbon atoms, and is the same as R 1 in the formula (1).
- R 5 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms
- R 6 represents an alkylene group having 1 to 8 carbon atoms.
- X represents a hydrogen atom, an alkali metal atom, a hydrocarbon group having 1 to 30 carbon atoms, a nitrogen atom-containing hydrocarbon group having 1 to 30 carbon atoms, or an oxygen atom-containing hydrocarbon group having 1 to 30 carbon atoms.
- These hydrocarbon groups may be linear, branched or cyclic, and may contain aromatic rings, unsaturated bonds, and the like.
- the compound represented by the general formula (2) is obtained by a reaction between a fatty acid and an amino acid, a salt thereof or an amino acid ester.
- the fatty acid includes stearic acid, isostearic acid, oleic acid, ricinoleic acid, lauric acid, coconut oil.
- stearic acid, isostearic acid, and oleic acid are preferable from the viewpoint of solubility, and oleic acid, lauric acid, and coconut oil fatty acid are preferable in view of availability.
- Specific examples of amino acids include sarcosine (N-methylglycine), glycine, glutamic acid and the like, and amino acids include potassium salts and sodium salts of the above amino acids.
- amino acid esters examples include amino acid isopropyl ester, amino acid 2-hydroxyhexadecyl ester, amino acid mono-2-hydroxytetradecyl ester, amino acid 2-hydroxydodecyl ester, and the like. Of these, amino acid 2-hydroxyhexadecyl ester, amino acid 2-hydroxytetradecyl ester, amino acid 2-hydroxydodecyl ester, and other amino acid 2-hydroxy fatty acid esters. Force is also preferred.
- R 7 represents an alkyl group having 6 to 30 carbon atoms or an alkyl group having 6 to 30 carbon atoms, and is the same as R 1 in the formula (1).
- R 8 and R 9 each independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, and R 8 and R 9 may be the same as or different from each other.
- the compound represented by the general formula (3) is an aliphatic amine, specifically, oleylamine, diamine. And isopropylamine.
- the refrigerating machine oil composition of the present invention may contain various known additives as required.
- acidic phosphates and Z or amine salts thereof are preferred.
- acidic phosphate esters and Z or amine salts thereof include di-n-butyl phosphate, di-n-butyl phosphate dodecylamine salt, n-octylamine salt, cyclohexylamine salt; di-2-ethylhexyl phosphate. N-octylamine salt of di-2-ethylhexyl phosphate, n-butylamine salt, n-ethylamine salt, cyclohexylamine salt and the like.
- acidic phosphites and Z or amine salts thereof include dioleyl hydrogen phosphite, dolesilamine salt of dioleyl hydrogen phosphite, n-octylamine salt, cyclohexylamine salt.
- the refrigerating machine oil composition of the present invention preferably contains an antioxidant and an acid scavenger.
- acid inhibitors include phenolic and ammine-based acid inhibitors, and specific examples of phenolic are 2, 6 di-tert-butyl 4-methylphenol (DBPC), 2, 4 Dimethyl-6 tert-butylphenol, 2, 6-di-tert-butylphenol, etc.
- DBPC 2, 6 di-tert-butyl 4-methylphenol
- amines N, N, -diisopropylinole p phenylenediamine, N, N, oji — sec butyl-p-phenylenediamine, at naphthylamine Etc.
- the acid scavenger examples include glycidyl ether group-containing compounds, epoxidized fatty acid monoesters, epoxidized fats and oils, epoxycycloalkyl group-containing compounds, a-olefin epoxides, glycidyl ester group-containing compounds, and the like. It is done.
- the refrigerating machine oil composition of the present invention can contain known additives conventionally used in lubricating oils, and can contain, for example, extreme pressure agents other than those described above.
- the extreme pressure agent include monosulfides, polysulfides, sulfoxides, sulfo Organic sulfur compounds such as thiosulfonates, thiosulfinates, sulfurized fats and oils, thiocarbonates, thiophenes, thiazoles, methanesulfonate esters, and thiophosphates such as thiophosphate triesters Ester-based products, higher fatty acids, hydroxyaryl fatty acids, ester-based products such as polyhydric alcohol esters, acrylic acid esters, chlorinated hydrocarbons, organic chlorine-based products such as chlorinated carboxylic acid derivatives, Fluorinated aliphatic carboxylic acids, fluorinated styrene resin, fluorinated alkylpolysilox
- stabilizers such as phenol glycidyl ether, cyclohexenoxide and epoxidized soybean oil; copper deactivators such as benzotriazole and its derivatives can be appropriately combined.
- load bearing additives chlorine scavengers, detergent dispersants, viscosity index improvers, oiliness agents, antifungal agents, corrosion inhibitors, pour point depressants, and the like can be added as desired. These additives are usually contained in the refrigerator oil composition in an amount of 0.5 to 10% by mass.
- the refrigerating machine oil of the present invention can be used for various refrigerants, such as a carbon dioxide refrigerant, a hydrocarbon refrigerant, an ammonia refrigerant, and a chlorofluorocarbon refrigerant.
- refrigerants such as a carbon dioxide refrigerant, a hydrocarbon refrigerant, an ammonia refrigerant, and a chlorofluorocarbon refrigerant.
- the carbon dioxide gas refrigerant is particularly suitable.
- the compressor of the present invention is a compressor using the above-described refrigerating machine oil composition, and a resin containing nitrogen atoms is used as a binder on a sliding surface of a member constituting the compression mechanism section,
- a composition for forming a lubricant film containing at least one selected from disulfurium molybdenum and fluorine resin is characterized by being coated with S.
- a swash plate compressor it refers to a swash plate, a piston, a shout, etc., and the sliding film of these parts is coated with the lubricating film forming composition and the refrigerating machine oil composition is used.
- the lubricity of these sliding surfaces is ensured.
- a pair of cylinder blocks are usually arranged at the front and back to return to the joint.
- a swash plate chamber communicating with the return refrigerant inlet is formed, and each cylinder block is closed at its outer ends by front and rear housings via valve plates.
- Each housing is formed with a suction chamber and a discharge chamber, and the rear discharge chamber communicates with a discharge outlet for discharging a discharge refrigerant.
- a drive shaft is fitted into the common central shaft hole of each cylinder block, and the swash plate fixed to the drive shaft is rotatably accommodated in the swash plate chamber.
- the cylinder block has a plurality of pairs of bores arranged in parallel around the drive shaft, and a double-headed piston moored to the swash plate via a shear is fitted into each bore so as to be directly movable.
- Each valve plate is formed with a suction port that communicates with the suction chamber of each housing via a suction valve between each bore, and discharges each housing through a discharge valve between each bore.
- a discharge port communicating with the chamber is formed.
- the swash plate chamber and the suction chamber of each housing communicate with each other through a suction passage formed in the cylinder block, and the discharge chamber of the housing on the front side and the discharge chamber of the housing on the rear side are connected to the discharge chamber formed in the cylinder block. It is connected by a passage.
- the return refrigerant is introduced into the swash plate chamber from the refrigeration circuit through the suction port, and the return refrigerant in the swash plate chamber is guided to the front and rear suction chambers through the suction passage. Then, the piston moves directly in each bore through the swash plate by the rotation of the drive shaft, so that the return refrigerant in each suction chamber is sucked into each bore on the way of volume expansion via the suction port. Thereafter, each of the bore force-compressed refrigerants in the process of reducing the volume is discharged to the front and rear discharge chambers through the discharge ports. The compressed refrigerant in the front-side discharge chamber is collected in the rear-side discharge chamber through the discharge passage, and the compressed refrigerant in the rear-side discharge chamber is discharged from the discharge port to the refrigeration circuit and is circulated again to the refrigeration circuit.
- the present invention also includes a refrigeration apparatus that circulates carbon dioxide as a cooling medium in a refrigeration circuit including the compressor, the radiator, the expansion mechanism, and the evaporator.
- the refrigerating machine oil composition was evaluated by a reciprocating friction and wear test (Bowden-Leben test). The evaluation was performed using the coefficient of friction after 5 reciprocations, 100 reciprocations, and 200 reciprocations. Trial The test conditions are as follows.
- a swash plate from Toyota Industries Corporation was cut out and used.
- the swash plate is a lubricant using polyamideimide as a binder on a FCD700 base material and molybdenum disulfide, graphite, and polytetrafluoroethylene (PTFE) as a solid lubricant.
- PTFE polytetrafluoroethylene
- a polyalkylene glycol having a repeating unit of propylene oxide (PO), a methyl group at both ends, and a viscosity at 100 ° C of 10 mm 2 / s is described in Table 1.
- additives, and as Sani spoon inhibitor, 2, 6-di-tert- butyl-p- cresol one Le (DBPC) and 0.5 weight 0/0, as an acid scavenger, alpha-O Les fins epoxide to 1.5 mass 0/0, and tricresyl phosphate and (TCP) was manufactured by the 0.9 wt% additive refrigerating machine oil composition tone. The results of evaluation according to the above method are shown in Table 1.
- the coefficient of friction of 0.115 indicates the coefficient of friction when the coating layer is worn and the plate (base material FCD700) contacts the ball (SUJ2).
- the compressor and the refrigerating apparatus using the same it is possible to ensure the lubricity of the sliding part at the time of starting and operation of the compressor for the refrigerating machine.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lubricants (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/913,075 US8822395B2 (en) | 2005-05-11 | 2006-04-27 | Refrigerating-machine oil composition and compressor and refrigerating apparatus both employing the same |
| EP06732428.5A EP1881057B1 (en) | 2005-05-11 | 2006-04-27 | Use of refrigerating oil composition in a compressor with coated sliding surface |
| KR1020077026165A KR101335886B1 (ko) | 2005-05-11 | 2006-04-27 | 냉동기유 조성물 |
| CN2006800155542A CN101203588B (zh) | 2005-05-11 | 2006-04-27 | 冷冻机油组合物、使用该组合物的压缩机和冷冻装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005138890A JP4927349B2 (ja) | 2005-05-11 | 2005-05-11 | 冷凍機油組成物、これを用いた圧縮機及び冷凍装置 |
| JP2005-138890 | 2005-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006120923A1 true WO2006120923A1 (ja) | 2006-11-16 |
Family
ID=37396432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2006/308877 Ceased WO2006120923A1 (ja) | 2005-05-11 | 2006-04-27 | 冷凍機油組成物、これを用いた圧縮機及び冷凍装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8822395B2 (ja) |
| EP (1) | EP1881057B1 (ja) |
| JP (1) | JP4927349B2 (ja) |
| KR (1) | KR101335886B1 (ja) |
| CN (1) | CN101203588B (ja) |
| WO (1) | WO2006120923A1 (ja) |
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| WO2016060194A1 (ja) * | 2014-10-17 | 2016-04-21 | 味の素株式会社 | アシルアミノ酸多価アルコールエステル化合物 |
| WO2017086422A1 (ja) * | 2015-11-19 | 2017-05-26 | 出光興産株式会社 | 冷凍機用潤滑油組成物、冷凍機用組成物、潤滑方法及び冷凍機 |
| WO2017159656A1 (ja) * | 2016-03-14 | 2017-09-21 | 味の素株式会社 | 化粧料組成物 |
| JP2019147919A (ja) * | 2018-02-28 | 2019-09-05 | Jxtgエネルギー株式会社 | 潤滑油組成物 |
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| JP5226242B2 (ja) | 2007-04-18 | 2013-07-03 | 出光興産株式会社 | 冷凍機用潤滑油組成物 |
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| US9499762B2 (en) * | 2012-12-21 | 2016-11-22 | Afton Chemical Corporation | Additive compositions with a friction modifier and a detergent |
| US9499763B2 (en) * | 2012-12-21 | 2016-11-22 | Afton Chemical Corporation | Additive compositions with plural friction modifiers |
| US9499761B2 (en) | 2012-12-21 | 2016-11-22 | Afton Chemical Corporation | Additive compositions with a friction modifier and a metal dialkyl dithio phosphate salt |
| US20150330376A1 (en) * | 2012-12-28 | 2015-11-19 | Sanden Holdings Corporation | Swash plate type compressor |
| JP6082710B2 (ja) * | 2014-03-28 | 2017-02-15 | Jxエネルギー株式会社 | 潤滑油組成物 |
| WO2016072296A1 (ja) * | 2014-11-04 | 2016-05-12 | Jx日鉱日石エネルギー株式会社 | 冷凍機油 |
| JP2017133808A (ja) | 2016-01-29 | 2017-08-03 | ダイキン工業株式会社 | 冷凍装置 |
| US20230332067A1 (en) * | 2020-12-21 | 2023-10-19 | Idemitsu Kosan Co.,Ltd. | Lubricating oil composition |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007072832A1 (ja) * | 2005-12-20 | 2007-06-28 | Idemitsu Kosan Co., Ltd. | 冷凍機油組成物、これを用いた冷凍機用圧縮機及び冷凍装置 |
| EP1975221A4 (en) * | 2005-12-20 | 2010-07-14 | Idemitsu Kosan Co | COOLING MACHINE OIL COMPOSITION AND COMPRESSORS FOR REFRIGERATOR AND COOLING APPARATUS THEREWITH |
| US8043523B2 (en) | 2005-12-20 | 2011-10-25 | Idemitsu Kosan Co., Ltd. | Refrigerating-machine oil composition, and compressor machine and refrigerating apparatus each employing the same |
| US8465665B2 (en) | 2005-12-20 | 2013-06-18 | Idemitsu Kosan Co., Ltd. | Refrigerating-machine oil composition, and compressor for refrigerating machine and refrigerating apparatus each employing the same |
| WO2016060194A1 (ja) * | 2014-10-17 | 2016-04-21 | 味の素株式会社 | アシルアミノ酸多価アルコールエステル化合物 |
| JPWO2016060194A1 (ja) * | 2014-10-17 | 2017-07-27 | 味の素株式会社 | アシルアミノ酸多価アルコールエステル化合物 |
| JP2017095544A (ja) * | 2015-11-19 | 2017-06-01 | 出光興産株式会社 | 冷凍機用潤滑油組成物、冷凍機用組成物、潤滑方法及び冷凍機 |
| WO2017086422A1 (ja) * | 2015-11-19 | 2017-05-26 | 出光興産株式会社 | 冷凍機用潤滑油組成物、冷凍機用組成物、潤滑方法及び冷凍機 |
| KR20180084787A (ko) * | 2015-11-19 | 2018-07-25 | 이데미쓰 고산 가부시키가이샤 | 냉동기용 윤활유 조성물, 냉동기용 조성물, 윤활 방법 및 냉동기 |
| US10662392B2 (en) | 2015-11-19 | 2020-05-26 | Idemitsu Kosan Co., Ltd. | Lubricating oil composition for refrigerator, composition for refrigerator, lubricating method, and refrigerator |
| KR102646480B1 (ko) | 2015-11-19 | 2024-03-11 | 이데미쓰 고산 가부시키가이샤 | 냉동기용 윤활유 조성물, 냉동기용 조성물, 윤활 방법 및 냉동기 |
| WO2017159656A1 (ja) * | 2016-03-14 | 2017-09-21 | 味の素株式会社 | 化粧料組成物 |
| JP2019147919A (ja) * | 2018-02-28 | 2019-09-05 | Jxtgエネルギー株式会社 | 潤滑油組成物 |
| JP7061481B2 (ja) | 2018-02-28 | 2022-04-28 | Eneos株式会社 | 潤滑油組成物 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4927349B2 (ja) | 2012-05-09 |
| CN101203588B (zh) | 2011-12-07 |
| US20090082232A1 (en) | 2009-03-26 |
| JP2006316147A (ja) | 2006-11-24 |
| CN101203588A (zh) | 2008-06-18 |
| EP1881057B1 (en) | 2015-09-16 |
| KR101335886B1 (ko) | 2013-12-02 |
| EP1881057A1 (en) | 2008-01-23 |
| US8822395B2 (en) | 2014-09-02 |
| EP1881057A4 (en) | 2012-09-19 |
| KR20080025666A (ko) | 2008-03-21 |
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