EP2128233B1 - Schmiermittelzusammensetzung für rotationsgasverdichter und verwendung in einem rotationsgasverdichter - Google Patents

Schmiermittelzusammensetzung für rotationsgasverdichter und verwendung in einem rotationsgasverdichter Download PDF

Info

Publication number
EP2128233B1
EP2128233B1 EP07859965.1A EP07859965A EP2128233B1 EP 2128233 B1 EP2128233 B1 EP 2128233B1 EP 07859965 A EP07859965 A EP 07859965A EP 2128233 B1 EP2128233 B1 EP 2128233B1
Authority
EP
European Patent Office
Prior art keywords
gas compressor
lubricating oil
rotary gas
amine
composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP07859965.1A
Other languages
English (en)
French (fr)
Other versions
EP2128233A1 (de
EP2128233A4 (de
Inventor
Hideto Kamimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of EP2128233A1 publication Critical patent/EP2128233A1/de
Publication of EP2128233A4 publication Critical patent/EP2128233A4/de
Application granted granted Critical
Publication of EP2128233B1 publication Critical patent/EP2128233B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C10M171/02—Specified values of viscosity or viscosity index
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant Compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant Compositions
    • C10M2215/02—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
    • C10M2215/065—Phenyl-Naphthyl amines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/041—Triaryl phosphates
    • 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
    • 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
    • C10M2223/06—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds
    • 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
    • C10N2020/015—Distillation range
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C10N2020/02—Viscosity; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/02—Pour-point; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/30—Refrigerators lubricants or compressors lubricants

Definitions

  • the present invention relates to a lubricating oil composition for a rotary gas compressor and the use of the same in a rotary gas compressor.
  • a rotary gas compressor which generates less vibration than a reciprocating gas compressor, is operated with a massive amount of a lubricating oil being injected, so that a temperature of discharged gas can be lowered.
  • an oil-cooling screw compressor which is a positive displacement type, has features of a rotary type as well as features of the positive displacement type. Owing to the features such as high efficiency, compact size and long-period continuous operation, the oil-cooling screw compressor has been widely used in the industry (for example, Patent Documents 1 and 2).
  • a lubricating oil having a high kinematic viscosity of more than 5 mm 2 /s at 100 degrees C is typically used for such compressor.
  • WO 2006/122979 A2 relates to the use of a Fischer-Tropsch derived white oil in food contact applications.
  • This white oil has a flash point of 232°C, a kinemetic viscosity at 100°C of 4.3 mm 2 /s and a boiling point at 5% distillation of 409°C.
  • JP 2005/154760 pertains to a lubricant base oil having a high viscosity index and a low temperature fluidity, and a lubricating oil composition which is excellent in a high viscosity index, high shear stability and high oxidation stability with a high flash point and a low density.
  • This document seems to describe one base oil having a flash point of 238°C, a kinemetic viscosity at 100°C of 4.847 mm 2 /s and a boiling point at 5% distillation of 386°C. It also seems to describe one lubricating oil composition having a kinemetic viscosity at 100°C of 4.263 mm 2 /s.
  • WO 2006/120925 A1 relates to a process for producing saturated aliphatic hydrocarbon compounds and a lubricant composition containing the same.
  • Table 2 of this document relates to a lubricant composition having a kinemetic viscosity at 100°C of 7.15 mm 2 /s.
  • an object of the invention is to provide a lubricating oil composition for a rotary gas compressor and the use of the same in a rotary gas compressor, the lubricating oil composition having a sufficient lubricity performance as well as excellent capability of energy-saving and reducing a lubricating oil consumption.
  • a lubricating oil composition is particularly excellently applicable to a rotary gas compressor when a kinematic viscosity, a flash point and a distillation temperature of the lubricating oil composition are within a particular range, and then the invention have been achieved.
  • the invention provides a lubricating oil composition for a rotary gas compressor and the use of the same in a rotary gas compressor as described below:
  • the lubricating oil composition for the rotary gas compressor according to the above aspect of the invention When the lubricating oil composition for the rotary gas compressor according to the above aspect of the invention is filled in the rotary gas compressor and the rotary gas compressor is operated, a sufficient lubricity performance is maintainable, while an energy-saving effect is excellent owing to a low kinematic viscosity. Further, owing to a low evaporativity of the lubricating oil composition, an evaporation loss is small even when the rotary gas compressor is operated for long hours.
  • the lubricating oil composition for the rotary gas compressor according to the above aspect of the invention is considerably effective particularly when being filled in an oil-cooling crew compressor.
  • a lubricating oil composition for a rotary gas compressor according to an aspect of the invention contains a lubricating base oil having a kinematic viscosity at 40 degrees C from 10 to 68 mm 2 /s, and an amine compound antioxidant and a phosphorus compound antioxidant, the amine compound antioxidant and the phosphorus compound antioxidant being contained in an amount from 0.01 mass% to 10 mass% based on the total amount of the composition, the composition having a kinematic viscosity of 5 mm 2 /s or less at 100 degrees C; a flash point according to JIS K 2265 of 200 degrees C or more; and a 5 volume % distillation temperature according to JIS K 2254 of 350 degrees C or more.
  • the lubricant base oil is not particularly limitative, but any oil typically used as a lubricant base oil can be used irrespective of a mineral oil or a synthetic oil.
  • examples of the mineral oil may include paraffinic and naphthenic base oils which can be obtained by subjecting a lubricating oil fraction produced by atmospheric- and vacuum-distillation of a crude oil, to any suitable combination of refining processes selected from solvent-deasphalting, solvent-extracting, hydrocracking, solvent-dewaxing, catalytic-dewaxing, hydrorefining, sulfuric acid treatment and clay treatment.
  • suitable combination of refining processes selected from solvent-deasphalting, solvent-extracting, hydrocracking, solvent-dewaxing, catalytic-dewaxing, hydrorefining, sulfuric acid treatment and clay treatment.
  • examples of the synthetic oil may include: a poly- ⁇ -olefin (1-octene oligomer, 1-decene oligomer and the like), a polybutene, an isoparaffin, an olefin copolymer (an ethylene-propylene copolymer and the like), an alkylbenzene, an alkyl naphthalene, monoester (butyl stearate and the like), a dibasic acid ester (ditridecyl glutarate, di-2-ethylhexyladipate, diisodecyladipate, ditridecyladipate, di-2-ethylhexlsebacate and the like), a tribasic acid ester (tri-merit acid ester and the like), a polyol ester (trimethylol propane caplyrate, trimethylol propane pelargonate, pentaerythritol 2-ethylhexan
  • mineral oils and synthetic oils may be singularly used, or two or more base oils selected from these oils may be mixed at any rate in use.
  • the base oil of any viscosity may be used for the composition. However, in consideration of lubricity, cooling performance and friction loss at agitation, it is desirable to use the base oil with a kinematic viscosity of 1 to 10,000 mm 2 /s at 40 degrees C, preferably 5 to 100 mm 2 /s, more preferably 10 to 68 mm 2 /s.
  • the base oil for the composition may be preferably selected from API (American Petroleum Institute) classification groups II to IV.
  • the lubricating oil composition for the rotary gas compressor according to the aspect of the invention contains a phosphorous extreme pressure agent.
  • the phosphorous extreme pressure agent is preferably orthophosphoric esters, phosphite esters, acidic phosphate esters, acidic phosphite esters or an amine salt thereof.
  • the orthophosphoric ester may be exemplified by a triaryl phosphate, a trialkyl phosphate, a trialkyl aryl phosphate, a triaryl alkyl phosphate and a trialkenyl phosphate, examples of which may include: a triphenyl phosphate, a tricresyl phosphate, a benzyl diphenyl phosphate, an ethyl diphenyl phosphate, a tributyl phosphate, an ethyl dibutyl phosphate, a cresyl diphenyl phosphate, a dicresyl phenyl phosphate, an ethylphenyl diphenyl phosphate, a diethylphenyl phenyl phosphate, a propylphenyl diphenyl phosphate, a dipropylphenyl phenyl phosphate, a triethylphenyl
  • Examples of the phosphite ester may include: a triethyl phosphite, a tributyl phosphite, a triphenyl phosphite, a tricresyl phosphite, a tri(nonylphenyl)phosphite, a tri(2-ethylhexyl)phosphite, a tridecyl phosphite, a trilauryl phosphite , a triisooctyl phosphite, a diphenylisodecyl phosphite, a tristearyl phosphite, a trioleyl phosphite and the like.
  • Examples of the acidic phosphate ester may include: a 2-ethylhexyl acid phosphate, a dinormal octyl acid phosphate, an ethyl acid phosphate, a butyl acid phosphate, an oleyl acid phosphate, a tetracosyl acid phosphate, an isodecyl acid phosphate, a lauryl acid phosphate, a tridecyl acid phosphate, a stearyl acid phosphate, an isostearyl acid phosphate and the like.
  • Examples of the acidic phosphite ester may include: a diethyl hydrogen phosphite, a dibutyl hydrogen phosphite, a dilauryl hydrogen phosphite, a dioleyl hydrogen phosphite, a distearyl hydrogen phosphite, a diphenyl hydrogen phosphite and the like.
  • Examples of amines to form the amine salt of the above compounds may include: a mono-substituted amine, a di-substituted amine or a tri-substituted amine represented by the following formula (1).
  • the alkyl group or the alkenyl group having 3 to 30 carbon atoms represented by R in the formula (1) may be linear, branched or cyclic.
  • R represents an alkyl group or an alkenyl group having 3 to 30 carbon atoms, preferably 4 to 18 carbon atoms, an aryl group or an arylalkyl group having 6 to 30 carbon atoms, preferably 6 to 15 carbon atoms, or a hydroxyalkyl group having 2 to 30 carbon atoms, preferably 2 to 18 carbon atoms; and n represents 1, 2 or 3.
  • the plural units of R may be mutually the same or different.
  • Examples of the mono-substituted amine may include: a butyl amine, a pentyl amine, a hexyl amine, a cyclohexyl amine, an octyl amine, a lauryl amine, a stearyl amine, an oleyl amine, a benzyl amine and the like.
  • Examples of the di-substituted amine may include: a dibutyl amine, a dipentyl amine, a dihexyl amine, a dicyclohexyl amine, a dioctyl amine, a dilauryl amine, a distearyl amine, an dioleyl amine, a dibenzyl amine, a stearyl monoethanol amine, a decyl monoethanol amine, a hexyl monopropanol amine, a benzyl monoethanol amine, a phenyl monoethanol amine, tolyl monopropanol and the like.
  • Examples of the tri-substituted amine may include: a tributyl amine, a tripentyl amine, a trihexyl amine, a tricyclohexyl amine, a trioctyl amine, a trilauryl amine, a tristearyl amine, a trioleyl amine, a tribenzyl amine, a dioleyl monoethanol amine, a dilauryl monopropanol amine, a dioctyl monoethanol amine, a dihexyl monopropanol amine, a dibutyl monopropanol amine, an oleyl diethanol amine, a stearyl dipropanol amine, a lauryl diethanol amine, an octyl dipropanol amine, a butyl diethanol amine, a benzyl diethanol amine, a phenyl diethanol amine, a tolyl
  • tricresyl phosphate and a diethyl hydrogen phosphite tertiary dodecyl amine salt are preferable in perspective of heat resistance.
  • a content of the extreme pressure agent is typically approximately 0.01 to 30 mass% of the total amount of the lubricating oil composition, preferably 0.01 to 10 mass%.
  • the lubricating oil composition of the present invention contains a phosphorus compound antioxidant.
  • the amine compound may include: a monoalkyldiphenylamine compound such as monooctyldiphenylamine and monononyldiphenylamine; a dialkyl diphenylamine compound such as 4,4'-dibutyldiphenylamine, 4,4'-dipentyldiphenylamine, 4,4'-dihexyldiphenylamine, 4,4'-diheptyldiphenylamine, 4,4'-dioctyldiphenylamine and 4,4'-dinonyldiphenylamine; a polyalkyldiphenylamine compound such as tetrabutyldiphenylamine, tetrahexyldiphenylamine, tetraoctyldiphenylamine and tetranonyldiphenylamine; and a naphthylamine compound such as ⁇
  • Examples of the phosphorous compound may include: the phosphorous compound such as diethyl[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]phosphonate, zinc dialkyldithiophosphate such as zinc di-2-ethylhexyldithiophosphate and a thioterpene compound such as a reactant of phosphorous pentasulfide and pinene.
  • the phosphorous compound such as diethyl[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]phosphonate
  • zinc dialkyldithiophosphate such as zinc di-2-ethylhexyldithiophosphate
  • a thioterpene compound such as a reactant of phosphorous pentasulfide and pinene.
  • diethyl[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]phosphonate is preferable in perspective of heat resistance.
  • a content of the antioxidant is approximately 0.01 to 10 mass% of the total amount of the lubricating oil composition, preferably 0.03 to 5 mass%.
  • the composition which is preferably formed of the above-described base oil and various additives, has a kinematic viscosity (according to JIS (Japanese Industrial Standard) K 2283) of 5 mm 2 /s or less at 100 degrees C, preferably 4.95 mm 2 /s or less, more preferably 4.5 mm 2 /s or less.
  • a kinematic viscosity accordinging to JIS (Japanese Industrial Standard) K 2283
  • JIS Japanese Industrial Standard
  • a flash point of the composition (according to C.O.C, JIS K 2265) is 200 degrees C or more, preferably 210 degrees C or more, more preferably 220 degrees C or more.
  • the flash point is less than 200 degrees C, there is an increasing danger of flashing in operation of the rotary gas compressor filled with the composition.
  • 5 volume % distillation temperature of the composition is 350 degrees C or more, preferably 370 degrees C or more, more preferably 390 degrees C or more. In case where 5 volume % distillation temperature is less than 350 degrees C, lubricating oil consumption unpreferably increases when the rotary gas compressor is operated for long hours.
  • the rotary gas compressor filled with the above composition as a lubricating oil consumes less the lubricating oil and maintains a sufficient lubricity, thereby exhibiting an excellent energy-saving effect.
  • the composition when the composition is filled in an oil-cooling screw compressor, the composition exhibits considerably excellent cooling performance and heat resistance.
  • the kinematic viscosity of the composition at 40 degrees C is preferably 28 mm 2 /s or less, more preferably 25 mm 2 /s or less, more preferably 23 mm 2 /s or less.
  • the driving power of the rotary gas compressor is excessive.
  • the lubricating oil composition for the rotary gas compressor according to the aspect of the invention may be further added with an oiliness agent, a rust inhibitor, a detergent dispersant, a metal deactivator and an antifoaming agent as needed.
  • the oiliness agent may be exemplified by an aliphatic alcohol, a fatty acid compound such as a fatty acid and a fatty acid metal salt, an ester compound such as a polyol ester, a sorbitan ester and a glyceride and an amine compound such as an aliphatic amine.
  • the ester compound is preferable among these compounds since the ester compound can provide both heat resistance and lubricity.
  • a content of the oiliness agent is typically approximately 0.1 to 30 mass% of the total amount of the lubricating oil composition, preferably 0.5 to 10 mass%.
  • the rust inhibitor may be exemplified by a metal sulfonate, aliphatic amines, an organic phosphite ester, an organic phosphate ester, an organic metal sulfonate, an organic metal phosphate, an alkenyl succinic acid ester, a multivalent alcohol ester and the like.
  • a content of the rust inhibitor is typically approximately 0.01 to 10 mass% of the total amount of the lubricating oil composition, preferably 0.05 to 5 mass%.
  • the detergent dispersant may be exemplified by a metal sulfonate, a metal salicylate, a metal phenate, a metal phosphonate and succinimide.
  • a metallic detergent dispersant is preferable among these in perspective of detergent dispersivity and demulsification performance.
  • a content of the detergent dispersant is typically approximately 0.1 to 30 mass% of the total amount of the lubricating oil composition, preferably 0.5 to 10 mass%.
  • the metal deactivator may be exemplified by benzotriazoles and thiadiazoles.
  • a content of the metal deactivator is typically approximately 0.01 to 10 mass% of the total amount of the lubricating oil composition, preferably 0.01 to 1 mass%.
  • the antifoaming agent may be exemplified by methyl silicone oil, fluorosilicone oil and polyacrylates.
  • a content of the antifoaming agent is typically approximately 0.0005 to 0.01 mass% of the total amount of the lubricating oil composition.
  • Additives were added to predetermined base oils (API classification groups I to IV) to prepare lubricating oil compositions having respective properties. Maximum loading capacity, wear resistance, evaporation amounts and actual power consumption were evaluated. A method of examining properties of the lubricating oil compositions and a method for evaluating respective properties are shown below. Results are shown in Table 1.
  • a test was conducted at a rotational speed of 1,800 rpm and at room temperature according to ASTM D2783.
  • a load wear index (LWI) was obtained from a last non-seisure load (LNL) and a weld load (WL). The larger this value is, the better a load resistance is.
  • a test was conducted under conditions of a load of 392N, a rotational speed of 1,200 rpm, an oil temperature of 80 degrees C and a testing time of 60 minutes according to ASTM D2783.
  • An average wear track diameter was calculated by averaging wear track diameters of three half-inch balls.
  • a sample of 1g was filled. Air was flowed into the vessel under an atmosphere at a constant temperature of 150 degrees C with a flowing volume of 10 L/h for 6 hours. After the test, a mass of the sample (evaporation residue) was measured. An amount of the evaporation residue relative to the original amount of the sample was expressed by mass percentage.
  • a commercially available oil-cooling screw compressor (motor output: 22kW, oil quantity: 10L, intake gas: air, intake pressure: atmospheric pressure, intake temperature: 25 degrees C) was used as a rotary gas compressor to measure effective power consumption of the compressor motor when continuously operated for three hours at an average oil temperature of 80 degrees C. The measurement was conducted by a clamp-on-sensor type power meter that is commercially available.
  • the measurement was conducted in two operation modes as follows.
  • the present invention is preferably applicable as a lubricating oil for a rotary gas compressor.

Landscapes

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

Claims (8)

  1. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor, worin die Schmiermittelölzusammensetzung enthält:
    ein Schmiermittel-Basisöl mit einer kinematischen Viskosität bei 40°C von 10 bis 68 mm2/s und ein Antioxidans aus einer Phosphorverbindung, wobei das Antioxidans aus der Phosphorverbindung in einer Menge von 0,01 bis 10 Massen-%, bezogen auf die Gesamtmenge der Zusammensetzung, enthalten ist,
    wobei die Zusammensetzung hat:
    eine kinematische Viskosität von 5 mm2/s oder weniger bei 100°C, einen Flashpunkt gemäß JIS K 2265 von 200°C oder mehr und eine 5 Vol.-%-ige Destillationstemperatur gemäß JIS K 2254 von 350°C oder mehr.
  2. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach Anspruch 1, worin eine kinematische Viskosität bei 40°C 28 mm2/s oder weniger ist.
  3. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach einem der Ansprüche 1 bis 2, worin das Antioxidans aus der Phosphorverbindung in einer Menge von 0,03 bis 5 Massen-% enthalten ist, bezogen auf die Gesamtmenge der Zusammensetzung.
  4. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach einem der Ansprüche 1 bis 3, worin die 5 Vol.-%-ige Destillationstemperatur 390°C oder mehr ist.
  5. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach einem der Ansprüche 1 bis 4, worin das Schmiermittelbasisöl ausgewählt ist aus der API (American Petroleum Institute)-Klassifizierungsgruppe II.
  6. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach einem der Ansprüche 1 bis 5, weiterhin umfassend ein phosphorhaltiges extremes Druckmittel.
  7. Schmiermittelölzusammensetzung für einen Rotationsgaskompressor nach Anspruch 6, worin das phosphorhaltige extreme Druckmittel in einer Menge von 0,01 bis 10 Massen-% enthalten ist, bezogen auf die Gesamtmenge der Zusammensetzung.
  8. Verwendung der Schmiermittelölzusammensetzung für einen Rotationsgaskompressor gemäß einem der Ansprüche 1 bis 7 in einem Rotationskompressor.
EP07859965.1A 2007-01-23 2007-12-21 Schmiermittelzusammensetzung für rotationsgasverdichter und verwendung in einem rotationsgasverdichter Not-in-force EP2128233B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007013084A JP5352053B2 (ja) 2007-01-23 2007-01-23 油冷式スクリュー空気圧縮機用潤滑油組成物およびこれを充填した油冷式スクリュー空気圧縮機
PCT/JP2007/074685 WO2008090706A1 (ja) 2007-01-23 2007-12-21 回転ガス圧縮機用潤滑油組成物およびこれを充填した回転ガス圧縮機

Publications (3)

Publication Number Publication Date
EP2128233A1 EP2128233A1 (de) 2009-12-02
EP2128233A4 EP2128233A4 (de) 2011-05-18
EP2128233B1 true EP2128233B1 (de) 2016-08-31

Family

ID=39644282

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07859965.1A Not-in-force EP2128233B1 (de) 2007-01-23 2007-12-21 Schmiermittelzusammensetzung für rotationsgasverdichter und verwendung in einem rotationsgasverdichter

Country Status (5)

Country Link
US (1) US20100008810A1 (de)
EP (1) EP2128233B1 (de)
JP (1) JP5352053B2 (de)
CN (1) CN101589133B (de)
WO (1) WO2008090706A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5352053B2 (ja) * 2007-01-23 2013-11-27 出光興産株式会社 油冷式スクリュー空気圧縮機用潤滑油組成物およびこれを充填した油冷式スクリュー空気圧縮機
JP2011046901A (ja) * 2009-08-28 2011-03-10 Cosmo Oil Lubricants Co Ltd 回転式コンプレッサー油組成物
JP5725718B2 (ja) * 2010-02-08 2015-05-27 Ｊｘ日鉱日石エネルギー株式会社 回転式ガス圧縮機用潤滑油組成物
JP5842434B2 (ja) * 2011-07-26 2016-01-13 日本精工株式会社 潤滑剤組成物及び転がり軸受
US20160145523A1 (en) 2013-06-28 2016-05-26 Jx Nippon Oil & Energy Corporation Compressor oil, method for producing compressor oil, method for compressing hydrogen, method for generating electric power, and method for supplying hydrogen
US20150051130A1 (en) * 2013-08-15 2015-02-19 John D. Blizzard Heat pump additive providing enhanced efficiency
US20150170688A1 (en) * 2013-12-18 2015-06-18 Western Digital Technologies, Inc. Grease composition additive for pivot bearing assemblies
CN105087110B (zh) * 2014-05-09 2018-04-27 吉坤日矿日石能源株式会社 润滑油组合物
US20160070580A1 (en) * 2014-09-09 2016-03-10 Microsoft Technology Licensing, Llc Digital personal assistant remote invocation
JP6326338B2 (ja) * 2014-09-26 2018-05-16 三井化学株式会社 圧縮機油用潤滑油組成物
JP6737450B2 (ja) * 2015-11-13 2020-08-12 出光興産株式会社 潤滑油組成物、及び潤滑方法
CN110573734A (zh) * 2017-04-28 2019-12-13 松下电器制冷装置新加坡 密封制冷压缩机以及包括该密封制冷压缩机的制冷设备
KR20210139408A (ko) 2019-03-26 2021-11-22 미쓰이 가가쿠 가부시키가이샤 압축기유용 윤활유 조성물 및 그의 제조 방법
KR20230161518A (ko) 2021-07-20 2023-11-27 미쓰이 가가쿠 가부시키가이샤 윤활유용 점도 조정제 및 작동유용 윤활유 조성물

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115466A (en) * 1960-05-05 1963-12-24 Ethyl Corp Synergistic antioxidants
US5021179A (en) * 1990-07-12 1991-06-04 Henkel Corporation Lubrication for refrigerant heat transfer fluids
JPH07126673A (ja) * 1993-11-05 1995-05-16 Matsushita Refrig Co Ltd 冷媒圧縮機
JP4112645B2 (ja) * 1996-02-05 2008-07-02 出光興産株式会社 圧縮型冷凍機用潤滑油
BR9810749A (pt) * 1997-06-17 2000-09-19 Nippon Mitsubishi Oil Corp Composição de óleo para máquina de refrigeração e uma composição de um fluido para uso em uma máquina de refrigeração
JP4272769B2 (ja) * 1999-09-20 2009-06-03 新日本石油株式会社 回転ガス圧縮機用潤滑油組成物
JP4456708B2 (ja) * 1999-12-28 2010-04-28 出光興産株式会社 環状有機リン化合物を含有する潤滑油組成物
JP5000034B2 (ja) * 2000-07-24 2012-08-15 Ｊｘ日鉱日石エネルギー株式会社 回転ガス圧縮機用潤滑油組成物
JP4466850B2 (ja) * 2002-08-22 2010-05-26 新日本理化株式会社 軸受用潤滑油
DE60209252T3 (de) * 2002-10-08 2012-01-05 Borealis Technology Oy Stabilisierte polymerzusammensetzung
JP5108200B2 (ja) * 2003-11-04 2012-12-26 出光興産株式会社 潤滑油基油及びその製造方法、並びに該基油を含有する潤滑油組成物
JP2005155461A (ja) * 2003-11-26 2005-06-16 Sanyo Electric Co Ltd 圧縮機
JP5330631B2 (ja) * 2004-01-30 2013-10-30 出光興産株式会社 潤滑油組成物
JP2005290180A (ja) * 2004-03-31 2005-10-20 Nippon Oil Corp 潤滑油組成物
JP4933089B2 (ja) * 2005-05-12 2012-05-16 出光興産株式会社 潤滑油組成物の製造方法
WO2006122979A2 (en) * 2005-05-20 2006-11-23 Shell Internationale Research Maatschappij B.V. Use of a fischer-tropsch derived white oil in food contact applications
JP4865428B2 (ja) * 2006-07-06 2012-02-01 Ｊｘ日鉱日石エネルギー株式会社 圧縮機油組成物
JP5379345B2 (ja) * 2006-07-06 2013-12-25 Ｊｘ日鉱日石エネルギー株式会社 潤滑油組成物
JP5352053B2 (ja) * 2007-01-23 2013-11-27 出光興産株式会社 油冷式スクリュー空気圧縮機用潤滑油組成物およびこれを充填した油冷式スクリュー空気圧縮機

Also Published As

Publication number Publication date
JP2008179679A (ja) 2008-08-07
EP2128233A1 (de) 2009-12-02
EP2128233A4 (de) 2011-05-18
US20100008810A1 (en) 2010-01-14
WO2008090706A1 (ja) 2008-07-31
JP5352053B2 (ja) 2013-11-27
CN101589133B (zh) 2013-07-17
CN101589133A (zh) 2009-11-25

Similar Documents

Publication Publication Date Title
EP2128233B1 (de) Schmiermittelzusammensetzung für rotationsgasverdichter und verwendung in einem rotationsgasverdichter
JP5350583B2 (ja) 潤滑油組成物及びそれを用いた自動車変速機の金属疲労の向上方法
JP5502356B2 (ja) ギヤ油組成物
EP3279298B2 (de) Schmierölzusammensetzung und verfahren zur reibungsminderung bei verbrennungsmotoren
JP5324748B2 (ja) 潤滑油組成物
CN101280240B (zh) 齿轮油组合物
CN104145010B (zh) 润滑油组合物
JP7707148B2 (ja) 潤滑油組成物
JP5715321B2 (ja) 潤滑油組成物
JP4982059B2 (ja) 潤滑油組成物及びそれを用いた含浸軸受
CN101506338A (zh) 润滑油组合物
JPWO2004090082A1 (ja) 導電性潤滑油組成物
EP3279293A1 (de) Schmiermittelzusammensetzung
EP3037507A1 (de) Schmierölzusammensetzung für stossdämpfer
JP2000192071A (ja) 高温用潤滑油組成物
EP0812900A2 (de) Schmierölzusammensetzung für Automatikgetriebe
CN105164238A (zh) 润滑油组合物
JP4354157B2 (ja) 液体潤滑剤、潤滑油組成物及び軸受油
EP3438233A1 (de) Schmierölzusammensetzung und präzisionsuntersetzungsgetriebe mit verwendung davon
JPH11209776A (ja) 潤滑油組成物
EP3425030A1 (de) Schmierölzusammensetzung, schmierverfahren und getriebe
EP3438232B1 (de) Schmierölzusammensetzung und präzisionsuntersetzungsgetriebe mit verwendung davon
JP4365080B2 (ja) 焼結含油軸受油組成物及び焼結含油軸受ユニット
JP2008069277A (ja) 潤滑油用水分離性改良剤及びそれを用いた潤滑油組成物
JP5373568B2 (ja) ボールねじ用潤滑油組成物

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090806

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20110419

17Q First examination report despatched

Effective date: 20111209

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160322

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602007047765

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 824997

Country of ref document: AT

Kind code of ref document: T

Effective date: 20161015

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 10

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20160831

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 824997

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20161215

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161201

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20161215

Year of fee payment: 10

Ref country code: FR

Payment date: 20161220

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161130

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170102

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602007047765

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

26N No opposition filed

Effective date: 20170601

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20071221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602007047765

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20180831

REG Reference to a national code

Ref country code: BE

Ref legal event code: FP

Effective date: 20160923

Ref country code: BE

Ref legal event code: MM

Effective date: 20171231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180703

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180102

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171231