WO2010073939A1 - 熱間圧延油用潤滑油および熱間圧延板の製造方法 - Google Patents
熱間圧延油用潤滑油および熱間圧延板の製造方法 Download PDFInfo
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- WO2010073939A1 WO2010073939A1 PCT/JP2009/070898 JP2009070898W WO2010073939A1 WO 2010073939 A1 WO2010073939 A1 WO 2010073939A1 JP 2009070898 W JP2009070898 W JP 2009070898W WO 2010073939 A1 WO2010073939 A1 WO 2010073939A1
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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
- C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
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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
- 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
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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
- C10M2207/02—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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- 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
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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
- C10M2207/28—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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
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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
- C10M2207/40—Fatty vegetable or animal oils
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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
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
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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
- 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
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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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
- 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
- C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
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- C—CHEMISTRY; METALLURGY
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- 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
- C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/024—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
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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
- 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
- C10M2223/049—Phosphite
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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
- 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
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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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
- C10N2040/20—Metal working
- C10N2040/24—Metal working without essential removal of material, e.g. forming, gorging, drawing, pressing, stamping, rolling or extruding; Punching metal
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- 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
- C10N2040/20—Metal working
- C10N2040/244—Metal working of specific metals
- C10N2040/245—Soft metals, e.g. aluminum
Definitions
- the present invention relates to a lubricating oil for hot rolling oil for aluminum plates.
- the present invention also relates to a hot rolling oil using the lubricating oil for hot rolling oil.
- this invention relates to the manufacturing method of the hot rolled sheet concerning the aluminum plate which uses the said hot rolled oil.
- the hot rolling oil is used, for example, in a rough rolling process in which strip rolling is performed in the method for producing the hot rolled plate.
- “aluminum plate” of “for aluminum plate” indicating the use in the present invention indicates “pure aluminum plate and / or aluminum alloy plate”.
- aluminum plates are made by melting, casting, chamfering, and homogenizing slabs into hot plates, and then cold rolling, annealing, and refining processes (appropriate products) as necessary. Etc.), and a surface treatment process is performed if necessary.
- the hot rolling process is the most important manufacturing process for the quality of the aluminum plate product. Further, in the hot rolling step, after performing rough rolling with a reverse hot roughing mill (raffer), finish rolling with a tandem hot finishing mill (finisher) and one unit A method of performing both rough rolling and finish rolling in the same rolling mill with a hot rough finishing combined rolling mill has been implemented.
- Hot rolling oil is used in the form of an emulsion because hot rolling requires sufficient roll cooling.
- the performance required for hot rolling oil of an aluminum plate includes rolling lubricity, roll coating property, plate surface quality, emulsification stability, iron corrosion resistance, and the like.
- oil-based improvers such as fatty acids, natural fats and oils, fatty acid esters, extreme pressure agents, rust inhibitors, antioxidants, etc.
- mineral oils that are lubricating base oils. This is mainly emulsified with an anionic surfactant and used as an emulsion.
- the conventional hot rolling oil for aluminum plates using an emulsifier has a tendency that the rolling lubricity and the emulsification stability are contradictory, and both performances cannot be satisfied. That is, when the rolling lubricity is increased, the emulsion stability is lowered, and as a result, the stability of rolling lubrication with time is also lowered, so that the quality stability of the aluminum plate surface becomes a problem. On the other hand, when the emulsification stability was increased, sufficient rolling lubricity was not obtained, and as a result, various defects occurred on the aluminum plate surface.
- Patent Document 1 a hot rolling oil in which a specific lubricating oil component and a specific water-soluble cationic polymer compound are combined.
- Patent Document 2 a hot rolling oil in which a specific lubricating oil component, an anionic surfactant, and a nonionic surfactant are used in combination.
- the hot rolling conditions are directed to techniques such as higher reduction and higher strain rate than the conventional hot rolling conditions. Due to the lack of lubricity, the surface abnormality such as seizure tends to occur. For this reason, the hot rolling oil used is required to have higher lubricity than the conventional one. Furthermore, if the lubricity of the hot rolling oil can be improved, an aluminum alloy plate with a high Mg content (drink can lid), which has been difficult to reduce the number of passes by hot rough rolling due to insufficient lubrication due to large deformation resistance.
- Patent Document 1 it is conceivable to increase the amount of fatty acid that is an oiliness improver in the lubricating oil component.
- the proportion of fatty acid in the hot rolling oil composition is increased to 15% by mass or more, it is considerably strong corrosive.
- the metal soap produced with the progress of the rolling contaminates the periphery of the rolling mill because of the high viscosity substance.
- the present invention provides rolling lubricity and iron corrosion resistance even under severe rolling conditions such as higher hot rolling conditions in the hot rolling process and / or higher strain rate.
- An object of the present invention is to provide a lubricating oil for hot rolled oil for aluminum plates, which can provide an aluminum rolled plate having excellent properties and excellent biting properties and plate surface quality.
- Another object of the present invention is to provide a hot rolling oil using the lubricating oil for hot rolling oil.
- a further object of the present invention is to provide a method for producing an aluminum hot rolled sheet using the hot rolled oil.
- the present invention provides (a) a mineral oil having a kinematic viscosity of 80 mm 2 / s (40 ° C.) or less, (B) 1 to 14% by mass of a fatty acid having 10 to 22 carbon atoms, (C) 5 to 15% by mass of oil and fat and / or synthetic ester, (D) 5-10% by mass of a phosphorus-based extreme pressure agent, (E) 0.1 to 1% by mass of polyoxyethylene alkylamine, and (F) The following general formula (1): (Wherein R 1 is a hydrogen atom or a methyl group, R 2 and R 3 are the same or different and are an alkyl group having 1 to 3 carbon atoms, A is —NH—, and m is an integer of 1 to 3) One or more of the amine monomers represented by the formula (1), 0.1 to 10% by mass of an organic acid salt of a copolymer of (meth) acrylamide and (meth) acrylate, The weight average molecular
- the present invention relates to a hot rolling oil for aluminum plate containing the lubricating oil for hot rolling oil and water.
- the present invention relates to a method for producing a hot rolled plate having a step of hot rolling an aluminum plate in the presence of the hot rolled oil for the aluminum plate.
- the hot rolling oil using the lubricating oil for hot rolling oil for aluminum plates of the present invention (hereinafter referred to as the lubricating oil for hot rolling oil of the present invention) is a hot rolling step in the production process of aluminum rolled plates, Especially in the hot rough rolling process in which strip rolling is performed, the rolling lubricity and the hot rolling conditions are reduced even under severe rolling conditions such as higher reduction and / or increased strain rate compared to the conventional rolling conditions. It is possible to obtain an aluminum rolled sheet having excellent sheet surface quality while being excellent in iron corrosion resistance and maintaining biting characteristics.
- the hot rolling oil composition of Patent Document 1 also contains the same components as the lubricating oil for hot rolling oil of the present invention.
- the hot rolling oil composition of Patent Document 1 can achieve both the rolling lubricity and the plate surface quality to some extent with respect to the hot rolling conditions of conventional aluminum plates.
- the requirements for severe rolling conditions such as high reduction of the hot rolling conditions and / or increased strain rate are not fully satisfied. It is gone.
- the friction coefficient decreases, and in particular, the biting property of a pure aluminum plate deteriorates. End up.
- the phosphorus-based extreme pressure agent can improve the plate surface quality without increasing the rolling lubricity, the phosphorus-based extreme pressure agent is expensive and cannot be used in a large amount.
- fatty acids are effective for rolling lubricity and plate surface quality, the iron corrosion resistance deteriorates when the amount used is increased.
- the usage rate about each component is restrict
- the lubricating oil for hot rolling oil of the present invention contains the same components as those of the hot rolling oil composition of Patent Document 1, but the fat or oil or synthetic ester or phosphorus used for the lubricating oil for hot rolling oil.
- Examples of the mineral oil as the component (a) of the lubricating oil for hot rolling oil of the present invention include spindle oil, machine oil, turbine oil, cylinder oil, neutral oil and the like. These mineral oils are more preferably paraffinic mineral oils from the viewpoint of heat resistance and rolling lubricity.
- the mineral oil having a viscosity of 80 mm 2 / s (40 ° C.) or less is used. If the viscosity exceeds 80 mm 2 / s, the plate surface quality deteriorates.
- the said component (a) is a base oil of the lubricating oil for hot rolling oils of this invention, and it can be used individually by 1 type or in combination of 2 or more types,
- For hot rolling oil of a component (a) The ratio of the lubricating oil to the whole is 88.8% by mass or less, but from the viewpoint of rolling lubricity, iron corrosion resistance, plate surface quality, and bite property, 51 to 88.8% by mass is preferable, and 60 to 85 is preferable. % By mass is more preferable, and 65 to 80% by mass is even more preferable.
- the fatty acid having 10 to 22 carbon atoms as component (b) examples include capric acid, lauric acid, stearic acid, isostearic acid, oleic acid, erucic acid, and palm oil fatty acid.
- Rolling lubricity, emulsion stability From the viewpoints of iron corrosion resistance and plate surface quality, the fatty acid has preferably 10 to 20 carbon atoms, more preferably 13 to 20 carbon atoms, and preferably 13 to 20 carbon atoms, and unsaturated fatty acids or branched fatty acids.
- the component (b) acts as an oiliness improver and can be used singly or in combination of two or more.
- the ratio of the component (b) to the whole lubricating oil for hot rolling oil of the present invention is 1 to 14% by mass, preferably 2 to 12% by mass, and more preferably 4 to 10% by mass. It is preferable to adjust the ratio of the component (b) to the above range in terms of rolling lubricity, emulsion stability, iron corrosion resistance, and plate surface quality.
- fats and oils and / or synthetic esters are used. Oils and fats are naturally occurring esters, and synthetic esters are artificially produced esters. Examples of the fats and oils include animal and vegetable fats and oils such as whale oil, beef tallow, lard, rapeseed oil, castor oil, palm oil and coconut oil. Examples of the synthetic ester include a synthetic ester (1) obtained from a fatty acid and a monovalent or polyhydric alcohol. As the fatty acid, a fatty acid having 10 to 22 carbon atoms is used, and examples thereof include those exemplified as the component (b) and fatty acids obtained from the fats and oils.
- Examples of the monohydric alcohol include aliphatic monohydric alcohols having 1 to 22 carbon atoms. From the viewpoint of plate surface quality, aliphatic alcohols having 1 to 15 carbon atoms are preferable, and aliphatic alcohols having 1 to 8 carbon atoms are preferred. More preferred.
- Examples of the polyhydric alcohol include ethylene glycol, trimethylolpropane, pentaerythritol, glycerin and the like.
- the synthetic ester (1) is preferably a fatty acid monoester, and specific examples include methyl caprate, butyl stearate, oleic acid laurate, 2-ethylhexyl erucate, pentaerythritol monooleate, glycerin monooleate and the like.
- Examples of the synthetic ester include a synthetic ester (2) obtained from an aliphatic alcohol and a monovalent or polybasic acid.
- the aliphatic alcohol include aliphatic alcohols having the same carbon number as the fatty acid having 10 to 22 carbon atoms. From the viewpoint of plate surface quality, aliphatic alcohols having 10 to 20 carbon atoms are preferable. 12-18 aliphatic alcohols are more preferred.
- polybasic acid examples include phthalic acid, trimellitic acid, adipic acid, sebacic acid and the like.
- synthetic ester (2) examples include dilaurate phthalate, tri-2-ethylhexyl trimellitic acid, diisodecyl adipate, dioleyl sebacate and the like.
- Component (c) can be used singly or in combination of two or more, but as component (c), a synthetic ester is preferable from the viewpoint of plate surface quality, and synthetic ester (1) is more preferable. Fatty acid monoesters are more preferred, and butyl stearate is even more preferred.
- the component (c) acts as an oiliness improver, and the ratio of the whole lubricating oil for hot rolling oil of the present invention is preferably 5 to 15% by mass, more preferably 6 to 15% by mass. It is preferable to adjust the ratio of the component (c) to the above range from the viewpoint of rolling lubricity, plate surface quality, and biting property.
- Extreme pressure agent provides rolling lubricity without reducing the friction coefficient during rolling.
- examples of the phosphorus-based extreme pressure agent that is component (d) include alkyl or alkenyl phosphates or alkyl or alkenyl phosphites. From the viewpoint of rolling lubricity and sheet surface quality, alkyl or alkenyl is preferred. Phosphate esters or alkyl or alkenyl phosphites are preferred.
- the alkyl ester or alkenyl group in the phosphate ester or phosphite ester has 4 to 18 carbon atoms, and specific examples thereof include dibutyl phosphate, monooctyl phosphate, trioleyl phosphate, tricresyl phosphate, tributyl phosphate, diisosulfate. Examples include octyl phosphite, trioleyl phosphite, and triisooctyl phosphite. From the viewpoint of plate surface quality, the carbon number is preferably 4 to 15, and more preferably 4 to 8.
- the phosphate ester or phosphite ester is preferably an alkyl or alkenyl acid phosphate or an alkyl or alkenyl acid phosphite that is a triester from the viewpoint of iron corrosion resistance.
- the component (d) can be used alone or in combination of two or more, but the ratio of the component (d) to the whole lubricating oil for hot rolling oil of the present invention is 5 to 10% by mass. Preferably, 6 to 10% by mass is more preferable, and 8 to 10% by mass is even more preferable. It is preferable to adjust the ratio of the component (d) to the above range from the viewpoint of rolling lubricity and plate surface quality.
- the component (c) and the component (d) are used at a ratio such that the mass ratio of the component (c) / the component (d) is 1 / 0.6 to 1/1.
- the mass ratio is preferably 1 / 0.7 to 1/1, and more preferably 1 / 0.8 to 1/1. It is preferable to adjust the ratio of the component (c) to the component (d) within the above range from the viewpoint of plate surface quality and biting property.
- R 5 As the polyoxyethylene alkylamine as component (e), General formula (3): R 5 —NH— (EO) n —H and / or general formula (4): H— (EO) n1 —NR 6 — (EO) n2 —H (Wherein R 5 and R 6 are alkyl groups having 10 to 18 carbon atoms, but from the viewpoints of emulsion stability and iron corrosion resistance, alkyl groups having 10 to 16 carbon atoms are preferred, and 12 to 14 carbon atoms are preferred. More preferably, EO represents an oxyethylene group, n, n1, and n2 represent the average number of moles of EO added, and n is preferably 2 to 10, from the viewpoint of emulsion stability and iron corrosion resistance.
- n1 and n2 are both 1 or more, and n1 + n2 is preferably 2 to 10, and from the viewpoint of emulsion stability and iron corrosion resistance, 2 to 8 is preferable. More preferably, 2 to 5 is more preferable.
- the component (e) acts as an anticorrosive and can be used singly or in combination of two or more, but from the viewpoint of emulsion stability and iron corrosion resistance, polyoxyethylene laurylamine Is preferred.
- the ratio of the component (e) to the whole lubricating oil for hot rolling oil of the present invention is 0.1 to 1% by mass, preferably 0.2 to 1% by mass, more preferably 0.4 to 1% by mass. .
- the HLB of the component (e) is preferably 6 to 13 and more preferably 10 to 13 from the viewpoint of emulsion stability and iron corrosion resistance.
- the organic acid salt of the copolymer as component (f) is an organic acid of a copolymer of an amine monomer represented by the general formula (1), (meth) acrylamide and (meth) acrylate Salt.
- (meth) acrylamide indicates acrylamide and / or methacrylamide
- (meth) acrylate indicates acrylate and / or methacrylate.
- “(meth)” has the same meaning as described above.
- the acrylate is preferably from 50 to 90: 0.1 to 20:10 to 50, more preferably from 59 to 90: 1 to 10:10 to 30, from the viewpoint of emulsion stability. 1 to 5:10 to 25 is more preferable.
- Examples of the amine monomer represented by the general formula (1) include dimethylaminoethyl (meth) acrylamide, dimethylaminopropyl (meth) acrylamide, and diethylaminomethyl (meth) acrylamide.
- dimethylaminopropyl methacrylamide and diethylaminopropyl acrylamide are preferable from the viewpoint of emulsion stability.
- (Meth) acrylic acid salts include (meth) acrylic acid alkali metal salts such as sodium (meth) acrylate and potassium (meth) acrylate; (meth) acrylic acid monoethanolamine salts, (meth) acrylic acid diethanolamine salts And (meth) acrylic acid organic amine salts such as (meth) acrylic acid triethanolamine salt.
- Examples of the organic acid used in the organic acid salt of the copolymer as the component (f) include compounds represented by the general formula (2): R 4 COOH, and are represented by the general formula (1).
- an organic acid salt is formed as R 4 COO ⁇ .
- R 4 includes an alkyl group having 1 to 5 carbon atoms, a hydroxyalkyl group having 1 to 5 carbon atoms, a carboxyalkyl group having 1 to 5 carbon atoms in the alkyl portion, and a carboxyl group.
- R 4 is preferably a methyl group and a hydroxyalkyl group having 1 to 5 carbon atoms from the viewpoint of emulsion stability.
- R 4 COO — examples include acetate ion, propionate ion, butyrate ion, valerate ion, caproate ion, glycolate ion, lactate ion, hydroacrylate ion, oxalate ion, malonate ion, and succinic acid. Ions, glutarate ions, adipate ions, etc. Among these, acetate ions, glycolate ions, lactate ions, hydroacrylate ions are preferable, and acetate ions and glycolate ions are more preferable from the viewpoint of emulsion stability. preferable.
- the weight average molecular weight of the organic acid salt of the copolymer as the component (f) is preferably in the range of 10,000 to 1,000,000, more preferably 30,000 to 300,000.
- the organic acid salt of the copolymer having a weight average molecular weight within the above range has good emulsification stability and good handleability.
- the weight average molecular weight was determined by adding 10 ml of 0.5M sodium hydroxide to 1 g of the organic acid salt of the copolymer, leaving it at 95 ° C. for 2 hours, hydrolyzing, and then using GPC (gel permeation chromatography). It is obtained by measuring the molecular weight and converting it to the molecular weight before hydrolysis based on the result. Specific GPC conditions are as follows.
- the organic acid salt of the copolymer as the component (f) can be obtained by, for example, producing the copolymer and then neutralizing with the organic acid of the general formula (2).
- the amine monomer represented by the general formula (1) can be obtained by neutralizing with an organic acid of the general formula (2) in advance.
- the component (f) can be used singly or in combination of two or more, but the proportion of the lubricating oil for hot rolling oil of the present invention is 0.1 to 10% by mass, 0.4 to 5% by mass is preferable, and 0.6 to 3% by mass is more preferable. It is preferable to adjust the ratio of the component (f) to the above range from the viewpoint of rolling lubricity and plate surface quality.
- rust inhibitor for example, alkenyl succinic acid and derivatives thereof, fatty acids such as oleic acid, esters such as sorbitan monooleate, and other amines can be used. These are preferably 0.2 to 2% by mass, more preferably 0.5 to 1.5% by mass, based on the total amount of the lubricating oil for hot rolling oil of the present invention.
- antioxidant for example, phenolic compounds such as 2,4-ditert-butyl-p-cresol, aromatic amines such as phenyl- ⁇ -naphthylamine, and the like can be used. It is preferable to add 0.2 to 5% by mass, and more preferably 0.5 to 1.5% by mass with respect to the total amount of lubricating oil for hot rolling oil.
- anionic surfactants such as oleic acid triethanolamine salt and petroleum sulfonate sodium salt
- nonionic surfactants such as polyoxyethylene lauryl ether, and the like can be used.
- the amount is preferably 2% by mass or less, more preferably 1% by mass or less, based on the total amount of the lubricating oil for hot rolling oil of the present invention.
- the lubricating oil for hot rolling oil of the present invention is diluted with water when used as hot rolling oil.
- the water dilution is a hot rolling oil emulsion (O / W emulsion) in which the lubricating oil for hot rolling oil of the present invention is dispersed in water.
- the dilution ratio with water in the water dilution is not particularly limited, but usually the concentration of the lubricating oil for hot rolling oil of the present invention in the water dilution is preferably 1 to 30% by mass, more preferably 2 to 15% by mass. preferable.
- the volume average particle diameter of the emulsion particles in the hot rolling oil emulsion is preferably 1 to 20 ⁇ m, more preferably 5 to 15 ⁇ m from the viewpoint of rolling lubricity and emulsion stability.
- the hot rolling oil of the present invention is used in a process of rolling an aluminum plate with a hot rolling mill in a method for producing a hot rolled plate.
- a conventionally performed method for example, “Research and Research of Light Metals and Technical Progress” issued on November 30, 1991
- a rough rolling process for performing strip rolling For example, a rough rolling process for performing strip rolling, The finish rolling process which performs coil rolling is mention
- the hot pressure oil of the present invention As a method of causing the hot pressure oil of the present invention to exist in the hot rolling process, a conventionally used rolling oil supply system (for example, “Research and Research of Light Metals”, published by the Japan Institute of Light Metals, November 30, 1991 Specifically, there is a method in which hot rolling oil is made into an emulsion and applied to a rolling roll by spraying or the like. That is, the method for producing a hot rolled sheet according to the present invention is a method for producing a hot rolled sheet having a step of hot rolling an aluminum sheet in the presence of the hot rolling oil for an aluminum sheet according to the present invention.
- the method of making the hot rolling oil for aluminum plates of this invention exist in a hot-pressing process is as above-mentioned.
- Comparative Example 3 is an invention product No. 3 is a hot rolling oil corresponding to the formulation of No. 3.
- Measuring instrument Coulter counter multisizer (manufactured by BECKMAN COULTER) Measurement temperature: 25 ° C Dilution conditions: 30 ⁇ l of each adjusted hot rolling oil was taken, diluted to 100 ml with a blood diluent solution (manufactured by Wako Pure Chemical Industries, Ltd.), and the volume average particle size was measured.
- the rolling lubricity, surface quality, iron corrosion resistance, and biting property of the aluminum alloy plate were evaluated by the following test examples.
- Rolling conditions Rolling conditions: Alloy aluminum material (A5182, 40 mm width x 700 mm length x 3.3 mm thickness)
- Plate temperature 510 ° C
- Rolling speed 40 m / min
- Rolling ratio 45% (average value of 4 sheets)
- Pre-rolling A pure aluminum material (A1100, 40 mm width ⁇ 700 mm length ⁇ 3.5 mm thickness) is previously rolled at a reduction rate of 70%.
- Rolling lubricity (rolling test)> The rolling lubricity was evaluated based on the rolling load when the rolling reduction was 45%. Each hot rolling oil was tested four times and the average value was defined as rolling lubricity. If the rolling load is 430 MPa or less, the rolling lubricity is good. The results are shown in Table 1. In addition, the rolling load has shown the surface pressure calculated from the contact area calculated from the average value at the time of rolling of the load measured with the load cell integrated in the two-high rolling mill, and the board thickness before and behind rolling.
- the coefficient of friction was determined by measuring the pitch of the ridges (distance from the ridge to the ridge) transferred to the rolled material (rolled plate surface) using a work roll with ridges, It calculated
- Test Example 2 Plate surface quality (alumite test)> The rolled plate obtained in Test Example 1 was anodized under the following conditions, the whiteness of the anodized rolled plate surface was measured, and the plate surface quality was evaluated. Each hot rolling oil was tested four times and the average value was defined as the plate surface quality. If the following whiteness determination is 4 points or more, the plate surface quality is good. The results are shown in Table 1.
- Treatment solution 15 w / v% sulfuric acid aqueous solution
- Treatment temperature 20 ° C.
- Current density 2 A / dm 2
- Processing time 20 min
- Cleaning method After immersing in running water at a rate of 2 liters / minute for 10 minutes, it was washed with ion-exchanged water.
- Whiteness WB Judgment method (in the case of A5182) Judgment is based on the following criteria. The higher the value of the whiteness WB, the better the plate surface quality. 5: Whiteness WB is 34 or more 4: Whiteness WB is 30 or more and less than 34 3: Whiteness WB is 24 or more and less than 30 2: Whiteness WB is 20 or more and less than 24 1: Whiteness WB is less than 20
- ⁇ Test example 3 (iron corrosion resistance)> The various hot rolled oils prepared were subjected to a corrosion test under the following conditions, and the iron corrosion resistance was evaluated based on the corrosion rate (mg / m 2 ⁇ day). Each hot rolling oil was tested four times and the average value was defined as iron corrosion resistance. If the corrosion rate is 200 mg / m 2 ⁇ day or less, the iron corrosion resistance is good. The results are shown in Table 1. The corrosion rate is calculated from the reduced mass and the specimen area by measuring the specimen mass before and after the test with a precision balance.
- Test piece SS-400 plate (3mm thickness x 50mm x 50mm)
- Pretreatment After polishing with # 240 polishing paper, degrease with solvent.
- Immersion method M type homomixer 6000 r / min total immersion during stirring Test temperature: 60 ° C
- Test time 3 days
- the mineral oil, fatty acid, fat and oil, ester, extreme pressure agent, anticorrosive agent, organic acid salt of copolymer, and other additives mean the following.
- Mineral oil A Paraffinic mineral oil (kinematic viscosity 30mm 2 / s, 40 ° C) (manufactured by Nippon Oil Corporation, Super Oil K32)
- Mineral oil B Naphthenic mineral oil (kinematic viscosity 30 mm 2 / s, 40 ° C.) (Idemitsu Kosan Co., Ltd., Diana Fresia N-28) Fatty acid A ... oleic acid (Lunac OP, manufactured by Kao Corporation) Oil A ...
- Palm oil (Ueda Oil Co., RPO Ace) Fat and oil B ... pork fat (made by Kishida Chemical Co., reagent) Ester A ... Butyl stearate (Kao Co., Exepearl BS) Ester B ... Dilaurate phthalate (manufactured by Kao Corporation, Vinicizer 124) Ester C: Trimethylolpropane coconut oil fatty acid triester (manufactured by Kao Corporation, Adlube E-124) Extreme pressure agent A ... tricresyl phosphate (manufactured by Ajinomoto Co., Durad TCP) Extreme pressure agent B ...
- the hot rolling oil emulsion prepared using the lubricating oil for hot rolling oil of the present invention has the rolling lubricity, plate surface quality, iron corrosion resistance, and pure aluminum of the aluminum alloy plate. It can be seen that the comparative product that does not satisfy the configuration of the present invention has a problem in at least one of the above-mentioned performances, while being able to satisfy all the biting properties of the plate. From the above, the lubricating oil for hot rolling oil of the present invention is effective for rolling lubricity of pure aluminum plate, plate surface quality, iron corrosion resistance, and biting property of aluminum alloy plate. Conceivable.
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Abstract
Description
(b)炭素数10~22の脂肪酸を1~14質量%、
(c)油脂及び/又は合成エステルを5~15質量%、
(d)リン系極圧剤を5~10質量%、
(e)ポリオキシエチレンアルキルアミンを0.1~1質量%、並びに、
(f)下記一般式(1):
かつ、前記共重合体の有機酸塩の重量平均分子量は10,000~1,000,000であり、かつ、前記共重合体の有機酸塩に用いる有機酸が、
一般式(2):R4COOH (2)
(式中、R4は炭素数1~5のアルキル基、炭素数1~5のヒドロキシアルキル基、アルキル部の炭素数が1~5のカルボキシアルキル基又はカルボキシル基を示す)で表され、
かつ、前記成分(c)と成分(d)の質量比(成分(c)/成分(d))が、1/0.6~1/1である、アルミニウム板用熱間圧延油用潤滑油、に関する。
一般式(3):R5-NH-(EO)n-H、及び又は
一般式(4):H-(EO)n1-NR6-(EO)n2-H
(式中、R5、R6は炭素数10~18のアルキル基であるが、乳化安定性と耐鉄腐食性の観点から、炭素数10~16のアルキル基が好ましく、炭素数12~14のアルキル基がより好ましい。EOはオキシエチレン基を、n、n1、n2はEOの平均付加モル数を示す。nは2~10が好ましく、乳化安定性と耐鉄腐食性の観点から、2~8がより好ましく、2~5がさらに好ましい。n1、n2は、いずれも1以上であり、かつn1+n2は2~10が好ましく、乳化安定性と耐鉄腐食性の観点から、2~8がより好ましく、2~5がさらに好ましい。)で表される化合物があげられる。当該成分(e)は防食剤として作用するものであり、1種を単独でまたは2種以上を組み合わせて用いることができるが、乳化安定性と耐鉄腐食性の観点から、ポリオキシエチレンラウリルアミンが好ましい。成分(e)の本発明の熱間圧延油用潤滑油の全体に対する割合は0.1~1質量%であり、0.2~1質量%が好ましく、0.4~1質量%がより好ましい。前記成分(e)の割合を前記範囲に調整することは、乳化安定性、耐鉄腐食性の点から好ましい。成分(e)のHLBは乳化安定性と耐鉄腐食性の観点から、6~13が好ましく、10~13がより好ましい。
・カラム:α-M×2本(東ソー社製)
・カラム温度:40℃
・溶離液:0.15M硫酸ナトリウム、1%酢酸水溶液
・検出器:RI(示差屈折計)
・注入量:0.5%(wt/vol)溶離液水溶液,100μl
・液流速:1.0ml/min
・分子量標準:プルラン(SHODEX社製)
(788,000、194,000、46,700、5,900の4標準)
表1に示す組成を有する各種熱間圧延油用潤滑油と水を用い、濃度が2質量%の熱間圧延油(O/W型乳化エマルション)を後記条件に従い調製した。なお、比較例3は特許文献1の実施例の発明品No.3の配合に相当する熱間圧延油である。
液温度:60℃
撹拌機:M型ホモミキサー(特殊機化工業社製)
回転数:8000r/min
測定器:コールターカウンターマルチサイザー(BECKMAN COULTER社製)
測定温度:25℃
希釈条件:調整した各種熱間圧延油をそれぞれ30μlとり、血液希釈液溶液(和光純薬工業社製)で100mlに希釈して体積平均粒子径を測定した。
調製した各種熱間圧延油について、二段圧延機(200mmφ×200mm幅、SUJ-2、Hs=60)を用い、下記条件で短冊圧延工程(単パス)を行った。なお、熱間圧延油エマルションは、圧延ロールにスプレーして熱間圧延工程に供した。
圧延材:合金アルミニウム材(A5182,40mm幅×700mm長×3.3mm厚)
ロール粗度:研磨紙により圧延方向に研磨し、板幅方向の粗度がRa=0.3~0.4μm(Rz=3.5~4.0μm)に調整する。
板温度:510℃
圧延速度:40m/min
圧下率:45%(4枚の平均値)
予備圧延:予め純アルミニウム材(A1100,40mm幅×700mm長×3.5mm厚)を圧下率70%で圧延する。
スプレー量:2L/min×上下各1本、200kPa
圧下率=45%時の圧延荷重により圧延潤滑性を評価した。各熱間圧延油について4回試験を行いその平均値を圧延潤滑性とした。圧延荷重が430MPa以下であれば圧延潤滑性は良好である。結果を表1に示す。なお、圧延荷重は二段圧延機に組込まれたロードセルにより測定した荷重の圧延時平均値と圧延前後の板厚から算出される接触面積から計算される面圧を示している。
予備圧延時の摩擦係数により純アルミニウム板の「かみ込み性」を評価した。各熱間圧延油について4回試験を行いその平均値をかみ込み性とした。摩擦係数が0.16以上であればかみ込み性は良好である。結果を表1に示す。
μ=0.5×[(h1-h2)/R2]0.5/{1-2×[(1-r)×δ/r]0.5}
(μは摩擦係数を、h1は圧延前板厚(mm)、h2は圧延後板厚(mm)、R2は扁平ロール径(mm)、rは圧下率、δは先進率を示す)
R2=R×{1+16×(1-ν2)×P/[π×E×b×(h1-h2)]}
(Rはロール径、νはポアソン比、Pは圧延荷重、Eはヤング率、bは板幅を示す。)
r=(h1-h2)/h1
δ=(L1-L2)/L1
(L1は圧延ロールに付けた疵(マーク)間の距離(mm)、L2は圧延板への転写したマーク間の距離(mm)を示す)
本発明では具体的に以下の値を用いて実施した。
h1=3.5mm、r=0.7、R=100mm、b=40mm、である。
ロールの材質は鉄であるので、νとEは鉄の値、ν=0.3、E=20000である。
試験例1で得られた圧延板について、下記条件でアルマイト処理を行い、アルマイト処理した圧延版表面の白色度を測定し、板表面品質を評価した。各熱間圧延油について4回試験を行いその平均値を板表面品質とした。下記白色度判定が4点以上であれば板表面品質性は良好である。結果を表1に示す。
処理溶液:15w/v%硫酸水溶液
処理温度:20℃
電流密度:2A/dm2
処理時間:20min
洗浄方法:水道水2リットル/分の流水中に10min間浸漬後、イオン交換水で洗浄した。
・測定機器:分光色彩計SE-2000(日本電色工業社製)
・測定項目:白色度WB
判定方法(A5182の場合)
判定は下記基準による。白色度WBは、値が大きいほど板表面品質性がよい。
5:白色度WBが34以上
4:白色度WBが30以上34未満
3:白色度WBが24以上30未満
2:白色度WBが20以上24未満
1:白色度WBが20未満
調製した各種熱間圧延油について、下記条件で腐食試験を行い、腐食速度(mg/m2・day)により耐鉄防食性を評価した。各熱間圧延油について4回試験を行いその平均値を耐鉄腐食性とした。腐食速度が200mg/m2・day以下であれば鉄防食性は良好である。結果を表1に示す。なお、腐食速度は試験前後の試験片質量を精密天秤で測定し、減少した質量と試験片面積から算出する。
試験片:SS-400板(3mm厚×50mm×50mm)
前処理:#240研磨紙にて研磨後、溶剤にて脱脂する。
浸漬方法:M型ホモミキサー6000r/min撹拌中に全浸漬
試験温度:60℃
試験時間:3日間
鉱物油A…パラフィン系鉱物油(動粘度30mm2/s,40℃)(新日本石油社製、スーパーオイル K32)
鉱物油B…ナフテン系鉱物油(動粘度30mm2/s,40℃)(出光興産社製、ダイアナフレシア N-28)
脂肪酸A…オレイン酸(花王社製、ルナック O-P)
油脂A…パーム油(植田製油社製、RPOエース)
油脂B…豚脂(キシダ化学社製、試薬)
エステルA…ステアリン酸ブチル(花王社製、エキセパール BS)
エステルB…フタル酸ジラウレート(花王社製、ビニサイザー124)
エステルC…トリメチロールプロパン椰子油脂肪酸トリエステル(花王社製、アドルーブ E-124)
極圧剤A…トリクレジルホスフェート(味の素社製、デュラッドTCP)
極圧剤B…トリイソオクチルホスファイト(城北化学工業社製、JP-308E)
防食剤A…ポリオキシエチレンラウリルアミン(平均EO=5モル付加、HLB=10.4)(花王社製、アミート 105)
共重合体の有機酸塩A…ジメチルアミノプロピルアクリルアミド/アクリルアミド/アクリル酸ナトリウム=80/5/15の共重合体の酢酸中和物(重量平均分子量=100,000)(和光純薬工業社製モノマーと重合開始剤を用いて実験室にて合成、反応温度は50℃)
共重合体の有機酸塩B…ジメチルアミノプロピルメタクリルアミド/アクリルアミド/アクリル酸ナトリウム=84/1/15の共重合体のグリコール酸中和物(重量平均分子量=50,000)(和光純薬工業社製モノマーと重合開始剤を用いて実験室にて合成、反応温度は50℃)
添加剤A…防錆剤(ヘキサデセニルコハク酸)(花王社製、L-ASA)
添加剤B…酸化防止剤(2,6-ジ-tert-ブチル-p-クレゾール)(エーピーアイコーポレーション社製、ヨシノックスBHT)
添加剤C…ポリオキシエチレンラウリルエーテル(平均EO=7モル付加、HLB=12.1)(花王社製、エマルゲン 707)
添加剤D…トリエタノールアミン(和光純薬工業社製、試薬)
添加剤E…椰子油還元アルコール(花王社製、カルコール 2455)
Claims (4)
- (a)動粘度80mm2/s(40℃)以下の鉱物油、
(b)炭素数10~22の脂肪酸を1~14質量%、
(c)油脂及び/又は合成エステルを5~15質量%、
(d)リン系極圧剤を5~10質量%、
(e)ポリオキシエチレンアルキルアミンを0.1~1質量%、並びに、
(f)下記一般式(1):
かつ、前記共重合体の有機酸塩の重量平均分子量は10,000~1,000,000であり、かつ、前記共重合体の有機酸塩に用いる有機酸が、
一般式(2):R4COOH (2)
(式中、R4は炭素数1~5のアルキル基、炭素数1~5のヒドロキシアルキル基、アルキル部の炭素数が1~5のカルボキシアルキル基又はカルボキシル基を示す)で表され、
かつ、前記成分(c)と成分(d)の質量比(成分(c)/成分(d))が、1/0.6~1/1である、アルミニウム板用熱間圧延油用潤滑油。 - 成分(c)が、ステアリン酸ブチルである請求の範囲1記載のアルミニウム板用熱間圧延油用潤滑油。
- 請求の範囲1または2記載の熱間圧延油用潤滑油及び水を含むアルミニウム板用熱間圧延油。
- 請求の範囲3記載のアルミニウム板用熱間圧延油の存在下、アルミニウム板を熱間圧延する工程を有する熱間圧延板の製造方法。
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DE112011103185T5 (de) * | 2010-09-24 | 2013-07-18 | Fujimi Incorporated | Polierzusammensetzung und Spülzusammensetzung |
CN102504916B (zh) * | 2011-11-10 | 2013-07-17 | 北京科技大学 | 一种含水性钼的热轧轧制功能液及其制备方法 |
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- 2009-12-15 CN CN2009801520617A patent/CN102264882A/zh active Pending
- 2009-12-15 JP JP2009284149A patent/JP5634056B2/ja active Active
- 2009-12-15 KR KR1020117016937A patent/KR101821822B1/ko active IP Right Grant
- 2009-12-15 US US13/141,994 patent/US20110277524A1/en not_active Abandoned
- 2009-12-15 WO PCT/JP2009/070898 patent/WO2010073939A1/ja active Application Filing
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KR101821822B1 (ko) | 2018-01-24 |
JP5634056B2 (ja) | 2014-12-03 |
DE112009004308T5 (de) | 2012-05-24 |
CN102264882A (zh) | 2011-11-30 |
KR20110124205A (ko) | 2011-11-16 |
US20110277524A1 (en) | 2011-11-17 |
JP2010168552A (ja) | 2010-08-05 |
DE112009004308B4 (de) | 2021-02-04 |
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