WO2006068270A1 - Composition de lubrifiant pour formage a froid et procede de formage a froid l'utilisant - Google Patents

Composition de lubrifiant pour formage a froid et procede de formage a froid l'utilisant Download PDF

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Publication number
WO2006068270A1
WO2006068270A1 PCT/JP2005/023750 JP2005023750W WO2006068270A1 WO 2006068270 A1 WO2006068270 A1 WO 2006068270A1 JP 2005023750 W JP2005023750 W JP 2005023750W WO 2006068270 A1 WO2006068270 A1 WO 2006068270A1
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WIPO (PCT)
Prior art keywords
lubricant composition
cold plastic
mass
carbonate
plastic working
Prior art date
Application number
PCT/JP2005/023750
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English (en)
Japanese (ja)
Inventor
Keishi Matsumoto
Yasunobu Murai
Masaki Nakane
Hidenori Ogawa
Yasunari Oshimoto
Kazuyoshi Ohashi
Masahiko Fukuhara
Yuji Mishima
Original Assignee
Sumitomo Metal Industries, 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 Sumitomo Metal Industries, Ltd. filed Critical Sumitomo Metal Industries, Ltd.
Priority to BRPI0519409A priority Critical patent/BRPI0519409B1/pt
Priority to ES05819444T priority patent/ES2805345T3/es
Priority to EP05819444.0A priority patent/EP1835012B1/fr
Publication of WO2006068270A1 publication Critical patent/WO2006068270A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/02—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic oxygen-containing compound
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J3/00—Lubricating during forging or pressing
    • 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
    • C10M103/00—Lubricating compositions characterised by the base-material being an inorganic 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/08—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
    • C10M2201/0623—Oxides; Hydroxides; Carbonates or bicarbonates 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/064—Carbonyls
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/027—Neutral 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/144—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/064—Thiourea type compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/066—Thiocarbamic type compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/066—Thiocarbamic type compounds
    • C10M2219/068—Thiocarbamate metal salts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/09—Heterocyclic compounds containing no sulfur, selenium or tellurium compounds in the ring
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
    • C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
    • C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
    • C10M2219/106—Thiadiazoles
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/02—Groups 1 or 11
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/04—Groups 2 or 12
    • 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
    • C10N2020/055—Particles related characteristics
    • 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
    • C10N2020/055—Particles related characteristics
    • C10N2020/06—Particles of special shape or size
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/41—Chlorine free or low chlorine content compositions
    • 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
    • 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
    • C10N2040/243—Cold working
    • 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
    • C10N2040/244—Metal working of specific metals
    • C10N2040/245—Soft metals, e.g. aluminum
    • 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
    • C10N2040/244—Metal working of specific metals
    • C10N2040/246—Iron or steel
    • 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
    • C10N2040/244—Metal working of specific metals
    • C10N2040/247—Stainless steel
    • 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
    • C10N2040/32—Wires, ropes or cables lubricants

Definitions

  • the present invention relates to a lubricant composition for cold plastic working and a cold plastic working method using the same. More specifically, cold forging and cold pipe forming (hereinafter referred to as such processing) that are difficult to seize due to severe lubrication conditions without containing a chlorinated compound having problems such as carcinogenicity and dioxin generation.
  • a lubricant composition for cold plastic cache that exhibits good lubricity and seizure resistance and is difficult to ignite, and a cold plastic working method using the same .
  • lubricating oils for cold plastic working such as cold forging are provided with an oily agent such as fats and oils, fatty acids, esters, and / or sulfur-based, chlorine-based, phosphorus-based lubricants for the purpose of imparting lubricity.
  • An extreme pressure additive (EP agent) is added.
  • extreme pressure additives chlorinated extreme pressure additives such as chlorinated paraffin and chlorinated fatty acid esters are less expensive than other extreme pressure additives, and have excellent lubrication performance and flammability. Because of its difficulty, it has been added to lubricant compositions that are used in difficult applications such as cold forging.
  • chlorinated paraffins have been designated by the IARC (International Cancer Organization) as 2B (a non-carcinogenic substance).
  • IARC International Cancer Organization
  • 2B a non-carcinogenic substance
  • JP-A-8-333594 proposes a forging die lubricant in which a highly basic alkaline earth metal salt (phenate, carboxylate or sulfonate) is dispersed in a base oil.
  • a highly basic alkaline earth metal salt phenate, carboxylate or sulfonate
  • Japanese Patent Application Laid-Open No. 8-34988 proposes a lubricating oil in which a base oil is added with a highly basic petroleum sulfonate and an extreme pressure additive such as a calcium salt of a phosphate ester or a sulfur-based fat.
  • 6-256784 proposes a lubricating oil in which a coating enhancer such as ZnDTP (zinc dithiophosphate) and sulfided lard and a carbohydrate such as starch or a derivative thereof are dispersed in a base oil.
  • a coating enhancer such as ZnDTP (zinc dithiophosphate) and sulfided lard and a carbohydrate such as starch or a derivative thereof are dispersed in a base oil.
  • the lubricant composition that does not contain an organic chlorine-based compound proposed in the above-mentioned patent document does not exhibit sufficient lubricity and seizure resistance, even if it is difficult to process. There is a problem. Therefore, there is still a need for a metal processing lubricant composition that prevents environmental contamination by chlorine-based compounds, exhibits excellent seizure resistance even in difficult processing, and is difficult to ignite.
  • the present invention relates to cold forging and cold pipe forming (that is, seizure is likely to occur due to severe lubrication conditions without containing a chlorinated compound having problems such as carcinogenicity and dioxin generation (ie Provides a lubricant composition for cold plastic processing that exhibits good lubricity and seizure resistance, is suitable for the environment and is not easily flammable, and a cold plastic processing method using the same. To do.
  • the present invention specifies an alkali metal and a carbonate of Z or alkaline earth metal (particularly a carbonate having a specific crystal structure) and an alkali metal and a hydroxide of Z or alkaline earth metal. This is based on the knowledge that the lubricant composition contained in this ratio exhibits excellent seizure resistance and lubricity even if it does not contain a chlorine compound.
  • the temperature of the lubricating oil may be 150 ° C or higher, but the content of carbonates of alkali metals and / or alkaline earth metals is increased.
  • the content ratio of the combustible substance can be reduced, and as a result, it becomes difficult to ignite.
  • the lubricant composition for cold plastic working according to the present invention comprises, in a lubricating base oil, at least one carbonate selected from alkali metal carbonates and alkaline earth metal carbonates, and an alkali metal. Contains at least one hydroxide selected from hydroxides and alkaline earth metal hydroxides, and does not contain chlorine compounds.
  • the carbonate content in the composition is 10% by mass or more and less than 100% by mass, and the hydroxide content is 100 parts by mass of the carbonate. It is more than 0 parts by mass and 5 parts by mass or less.
  • This lubricating composition for cold plastic casings is good even in cold forging and cold pipe forming (for example, cold pilger rolling), which is liable to cause seizure under severe lubrication conditions. Can exhibit excellent lubricity and seizure resistance. Also, this composition is difficult to ignite. Furthermore, this composition exhibits excellent performance even if it does not contain chlorine-based compounds having problems such as carcinogenicity and dioxin, and is adapted to the environment.
  • the lubricant composition for cold plastic working of the present invention includes the following preferred embodiments.
  • 'It further contains at least one metal salt selected from sulfonates, salicylates, phenates and carboxylates of alkali metals or alkaline earth metals.
  • the content of the metal salt is preferably 1 to 50 parts by mass per 100 parts by mass of the carbonate.
  • the crystal structure of the carbonate is an amorphous type. Excellent seizure resistance can be obtained.
  • the average particle size of the carbonate is 0.5 x m or less. After all, it is possible to obtain better seizure resistance.
  • the alkali metal is sodium and the alkaline earth metal is calcium.
  • the material used is inexpensive, and the lubricant composition can be supplied stably.
  • the flash point is 150 ° C or higher.
  • the organic sulfur compound is preferably at least one selected from compounds represented by the following formulas (1) to (12):
  • R and R are each —CH or —CH, and they may be the same or different.
  • R is —C (CH 3) or —C H]
  • ⁇ and x are each an integer of 24 and may be the same or different from each other.
  • R and R are each --C H-C H or _C (S) N (C H) and
  • R and R are each —CH—CH—CH—CH—CH or —CH.
  • C H which may be the same or different from each other M is Na K or l / 2Ca
  • R is H or —CH
  • R is —CH 2 NH or —CH (CH 2) 2 C H NH
  • RRR and R are each —CH 2 CHCHCH or —C H CH (CH) CH, which may be the same or different from each other X is:
  • R 1 and R 2 are each H, 1 CH, or 1 C H, and may be the same or different from each other.
  • R and R may be —CH, —CH or —CH, and are the same as each other.
  • a cold plastic working method characterized by performing cold plastic working of a workpiece using the cold plastic working lubricant composition. According to this method, since the lubricant composition for cold plastic working used is excellent in seizure resistance and lubricity, the workpiece can be plastically processed well.
  • plastic casings such as metal tubes, metal wires, metal bars or billets, or
  • FIG. 1 is an explanatory view schematically showing a testing machine used in an ironing test.
  • the lubricant composition for cold plastic working of the present invention comprises an alkali metal and a carbonate of Z or alkaline earth metal (hereinafter simply referred to as “carbonate”), an alkali metal and / or an alkali in a lubricating base oil. It contains earth metal hydroxides (hereinafter simply referred to as “hydroxides”) and does not contain chlorine compounds. Both of these carbonates and hydroxides are present in a dispersed state in the base oil, but may be partially dissolved.
  • carbonate Z or alkaline earth metal
  • hydroxides hereinafter simply referred to as “hydroxides”
  • the type of “lubricating base oil” is not particularly limited, and a known lubricating base oil can be used.
  • the lubricating base oil include mineral oil, fat and oil, and synthetic lubricating oil.
  • mineral oil include kerosene, light oil, spindle oil, machine oil, neutral oil, turbine oil, cylinder oil, and liquid paraffin.
  • fats and oils include beef tallow, lard, rapeseed oil, coconut oil, palm oil, nuka oil, and hydrogenated oils thereof.
  • Synthetic lubricating oils include fatty acids obtained from the above oils, esters of fatty acids and alcohols, poly-alpha-olefins such as polybutene, polyols such as polyethylene glycol and polyol esters, polyetherols or polyesters and higher alcohols.
  • a “lubricating base oil” can comprise one or more component forces.
  • the content of the lubricating base oil in the cold plastic additive lubricant composition is not particularly limited. However, in order to ensure good lubricity and excellent seizure resistance, the composition ( 1 to 90% by mass based on the total amount of all components constituting the composition, the same shall apply hereinafter), more preferably 5 to 80% by mass, still more preferably 10 to 70% by mass, particularly preferably 10-60% by mass
  • Examples of the "alkali metal" of the carbonate include lithium, sodium, and potassium, and examples of the “alkaline earth metal” include magnesium, calcium, and barium.
  • Specific examples of the carbonate include lithium carbonate, sodium carbonate, potassium carbonate, magnesium carbonate, calcium carbonate, and sodium carbonate.
  • sodium carbonate and / or calcium carbonate which are inexpensive and can stably supply a lubricant composition, are preferred when considered as a substitute for an inexpensive chlorine-based compound. 1 carbonate Species or two or more can be used.
  • the crystal structure of the carbonate is not particularly limited, and in the case of an alkaline earth metal carbonate, examples include a patelite type, a calcite type, and an amorphous type. It is preferable to use a carbonate having a crystal structure of the amorphous structure because a cold plastic lubricant composition having excellent seizure resistance can be obtained. Of course, two or more carbonates having different crystal structures may be used in combination.
  • the average particle size of the carbonate is not particularly limited, but is preferably 0. or less (usually 0.001 zm or more), more preferably 0.3 xm or less, and still more preferably 0. Less than lzm.
  • the average particle size is preferably 0.5 ⁇ m or less because a cold plastic lubricant composition having better seizure resistance can be obtained.
  • the carbonate content is 10% by mass or more and less than 100% by mass based on the composition (usually 95% by mass or less), preferably 10 to 90% by mass, more preferably 10 to 80% by mass. , more preferably 10 to 70 weight 0/0, and particularly preferably 15 to 65 wt%.
  • this content is less than 10% by mass, a lubricant composition for cold plastic working having good lubricity and excellent seizure resistance cannot be obtained.
  • the flash point of the lubricant composition cannot be made sufficiently high.
  • Examples of the "alkali metal” and “alkaline earth metal” in the hydroxide include those similar to the carbonates described above.
  • the alkali metal and / or alkaline earth metal constituting the hydroxide may be the same as or different from the alkaline metal and / or alkaline earth metal constituting the carbonate.
  • Specific examples of the hydroxide include lithium hydroxide, sodium hydroxide, potassium hydroxide, magnesium hydroxide, hydroxy hydroxide, barium hydroxide, and the like.
  • One or more hydroxides can be used.
  • the hydroxide content is the amount of hydroxide with respect to 100 parts by mass of carbonate, more than 0 parts by mass and not more than 5 parts by mass (usually 0.01 parts by mass or more), preferably 0. 05 to 5 parts by mass, more preferably 0.05 to 4 parts by mass, and particularly preferably 0.09 to 3.5 parts by mass. If the content of this hydroxide exceeds 5 parts by mass, sufficient seizure resistance cannot be obtained.
  • the hydroxide content can be determined by a general titration method such as neutralization titration with acid.
  • the content of the hydroxide is usually more than 0% by mass and less than 5% by mass, preferably 0.05 to 4% by mass, more preferably 0.05 to 3% by mass based on the composition. %, More preferably 0.05 to 2% by mass, particularly preferably 0.:! To 1% by mass.
  • Carbonates and hydroxides may be synthetic or commercially available. Commercial products can be obtained as powders. Alternatively, a solution in which an alkali metal and / or alkaline earth metal carbonate and hydroxide are uniformly dissolved or dispersed in an appropriate medium (an inorganic solvent or an organic solvent, particularly an oil used as a lubricating base oil) or It can also be obtained as a dispersion.
  • an appropriate medium an inorganic solvent or an organic solvent, particularly an oil used as a lubricating base oil
  • the lubricant composition for cold plastic working of the present invention does not contain a chlorine compound.
  • chlorine compounds are inorganic compounds and organic compounds containing chlorine atoms. Specifically, for example, chlorine-based extreme pressure additives such as chlorinated paraffin and chlorinated fatty oil, carbon tetrachloride, trichlorethylene And chlorine-based solvents such as methylene chloride, chlorine-containing fluorine-based solvents such as black fluorocarbon, and inorganic chlorine compounds such as ammonium chloride.
  • the lubricant composition for cold plastic working of the present invention "contains no chlorine-based compound" is ideal for the content of the chlorine-based compound to be 0% by mass.
  • a composition containing a small amount of a chlorine-based compound depending on the product is also included in the present invention.
  • the lubricant composition for cold plastic working contains more than 0% by mass and less than 1% by mass of a chlorine-based compound based on the composition.
  • the content of the chlorine-based compound is preferably 0.5% by mass or less, more preferably 0.1% by mass or less, still more preferably 0.01% by mass or less, and most preferably 0.001% by mass. % Or less.
  • the lubricant composition for cold plastic working of the present invention further contains at least one metal salt selected from sulfonates, salicylates, phenates and carboxylates of alkali metals or alkaline earth metals. Can do. Thereby, a clean dispersion action can be imparted to the lubricant composition.
  • alkali metal and alkaline earth metal of this metal salt
  • the “alkaline metal” and “alkaline earth metal” of the metal salt may be the same as or different from the alkali metal and / or alkaline earth metal constituting the carbonate and / or hydroxide.
  • Sulfonate includes alkyl aromatic sulfonic acids such as petroleum sulfonic acid and alkylbenzene sulfonic acid, alkali metal salts and alkaline earth metal salts of sulfonic acids such as alkyl sulfonic acid and polyisobutenyl sulfonic acid.
  • alicylate include alkali metal salts and alkaline earth metal salts of salicylic acids such as alkyl salicylic acid.
  • Phates include alkali metal salts and alkaline earth metal salts of phenates such as phenol and alkylphenol.
  • Examples of the “carboxylate” include alkali metal salts and alkaline earth metal salts of carboxylic acids such as maley polybutene, fatty acids, and carboxy-modified acrylic resins. One or more metal salts can be used.
  • Metal salts such as sulfonates, salicylates, phenates or carboxylates of alkali metals and / or alkaline earth metals, in base oils in which the corresponding acids, ie sulfonic acids, salicylic acids, phenols or carboxylic acids, are dissolved. Further, it can be produced by blowing carbon dioxide into a system containing alkali metal and / or alkaline earth metal hydroxide (and / or oxide).
  • the produced metal salt contains alkali metal and / or alkaline earth metal carbonate, and optionally unreacted alkali metal and / or alkaline earth metal hydroxide, and thus has basicity.
  • the base number of the metal salt depends on the amount of alkali metal and / or alkaline earth metal hydroxide contained in the system. In some cases, the base number of the base salt is higher than that of a highly basic metal salt with a base number of 100 mg-KOHZg or more. Become.
  • the base number of the metal salt used in the present invention is not particularly limited.
  • the lubricant composition for cold plastic working of the present invention contains a metal salt such as sulfonate, and the metal salt contains an alkali metal and Z or alkaline earth metal carbonate and / or hydroxide.
  • the amount of the carbonate, Z and hydroxide contained in this metal salt is also the above-mentioned “carbonate” which is an essential component in the composition of the present invention. And / or " Included in the "hydroxide" amount.
  • the content of metal salt is the mass of metal salt relative to 100 parts by mass of carbonate (metal salt is carbonate and In the case of containing a hydroxide and / or a hydroxide, the mass is excluded): preferably 50 to 50 parts by mass, more preferably 1 to 40 parts by mass, More preferably, it is 5-30 mass parts.
  • the lubricant composition for cold plastic cache of the present invention has an organic sulfuration having a carbon atom in which a sulfur atom and a nitrogen atom or an oxygen atom are bonded in order to further improve lubricity.
  • a compound can be further contained.
  • Preferable specific examples of this organic sulfur compound are compounds represented by the above formulas (1) to (12), and it is possible to surely obtain a lubricant composition having better lubricity.
  • One or more organic sulfur compounds can be used.
  • the content of the organic sulfur compound is not particularly limited, but is preferably 0.:! To 50% by mass based on the composition, more preferably 1 to 40% by mass, and even more preferably 5 to 5% by mass. 30% by mass. When this content is within the above range, it is possible to obtain a lubricant composition having superior lubricity.
  • the lubricant composition for cold plastic working of the present invention may appropriately contain various additives that are added to a general plastic additive.
  • oily agents such as hindered esters and alkylamines
  • extreme pressure additives including organic sulfur compounds such as polysulfides and sulfurized fats and oils, organic phosphorous compounds such as (sub) phosphate esters and acidic (sub) phosphate esters;
  • organic metal salts such as zinc dithiophosphate and molybdenum dithiocarbamate
  • solid lubricants such as graphite and molybdenum disulfide
  • antioxidants antifungal agents, and anticorrosives.
  • the lubricant composition for cold plastic working of the present invention does not contain a chlorine-based compound, an optional additive other than the chlorine-based compound is used.
  • an optional additive other than the chlorine-based compound is used.
  • the use of a chlorinated compound in an optional additive used in a trace amount is not excluded as long as it does not cause harmful effects due to the inclusion of the chlorinated compound.
  • the form of the lubricant composition for cold plastic working of the present invention is liquid or gel at normal temperature (about 25 ° C).
  • the flash point of this composition is preferably 150 ° C or higher, more preferably 170 ° C or higher, and further preferably 200 ° C or higher. When the flash point is 150 ° C or higher, the lubricant composition can be used safely even in severe plastic molding where the processing conditions are high and the processing temperature is high.
  • the material of the force-bearing material is not particularly limited.
  • the material to be supported include stainless steel, high alloy steel, aluminum, copper, titanium, nickel, and alloys thereof.
  • the shape of the workpiece is not particularly limited because it is possible to process a shape (such as a gear shaft) after hot forging using only a bar or block material.
  • the plastic processed product obtained by the cold plastic processing method includes a metal tube, a metal wire, a metal rod, and a billet.
  • cold plastic working examples include sheet rolling, tube rolling, strip steel (section steel, bar wire, wire rod) rolling, drawing (drawing), forging, and the like.
  • Particularly preferred cold plastic working is cold forging or cold pipe making.
  • the conditions and methods of cold plastic working such as cold forging and cold pipe forming are not particularly limited, and can be performed by appropriately setting conditions using a known apparatus or the like.
  • a steel pipe (material: SUS304) having an outer diameter of 21.5 mm, an inner diameter of 16.04 mm, and a length of 750 mm was used as a workpiece.
  • This steel pipe was subjected to a solution treatment in advance and then a surface roughening treatment by pickling.
  • the diameter of the die of the small drawing machine is 17.5 mm, and the plug is A semi-float type with an outer diameter of 13.2 mm was used.
  • the area reduction after cold drawing with this small drawing machine is 35.6%.
  • the test machine T has a die placed on the base 7 (concave tool, material: carbide tool, diameter: 20.85 mm) 1 and a steel ball [convex tool, material: 33 ⁇ 412 (bearing steel), Diameter: 1 9111111] 4, and a press machine 5 disposed above the die 1 and capable of vertical stroke operation.
  • test plate material: SUS304, plate thickness: 2. Omm, shape: disc shape
  • the lubricant compositions for plastic working of Examples:! To 18 and Comparative Examples:! To 3 were sufficiently applied to both surfaces of the test plate 2. Thereafter, the test plate 2 was fixed to the center of the die 1 by the plate presser 3. Next, the steel ball 4 was placed on the hole 6 in the center of the test plate 2. This placement was performed so that the axes of the die 1, the test plate 2, the steel ball 4, the press machine 5, and the cylinder rod 8 coincided.
  • the lower end 81 of the cylinder rod 8 of the press machine 5 was applied to the steel ball 4 with a force S, the hydraulic cylinder was extended downward, and ironing was performed to form the boss part.
  • the ratio (scoring rate) between the die 1 and the steel ball 4 that the test plate 2 is squeezed by one-time machining was 45%.
  • An electric furnace was used, and the die 1 and the steel ball 4 were preheated to 100 ° C. before the test.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lubricants (AREA)
  • Metal Extraction Processes (AREA)
  • Forging (AREA)

Abstract

L’invention décrit une composition de lubrifiant ignifuge pour formage à froid, qui ne contient aucun composé chloré et fait preuve d’un bon pouvoir lubrifiant et d’une bonne résistance au soudage. L’invention décrit un procédé de formage à froid utilisant une telle composition de lubrifiant. L’invention décrit spécifiquement une composition de lubrifiant pour formage à froid qui contient, dans une huile de base lubrifiante, au moins un carbonate choisi parmi des carbonates de métal alcalin ou de métal alcalino-terreux, et au moins un hydroxyde choisi parmi des hydroxydes de métal alcalin ou de métal alcalino-terreux. Cette composition de lubrifiant ne contient aucun composé chloré. La teneur en carbonate de la composition est supérieure ou égale à 10 % en masse et inférieure à 100 % en masse et la teneur en hydroxyde est supérieure à 0 partie en masse et n’excède pas 5 parties en masse pour 100 parties en masse du carbonate.
PCT/JP2005/023750 2004-12-24 2005-12-26 Composition de lubrifiant pour formage a froid et procede de formage a froid l'utilisant WO2006068270A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BRPI0519409A BRPI0519409B1 (pt) 2004-12-24 2005-12-26 composição lubrificante para trabalho a frio e método de trabalho a frio empregando a mesma
ES05819444T ES2805345T3 (es) 2004-12-24 2005-12-26 Composición lubricante para el trabajo en frío y método de trabajo en frío utilizando la misma
EP05819444.0A EP1835012B1 (fr) 2004-12-24 2005-12-26 Composition de lubrifiant pour formage a froid et procede de formage a froid l'utilisant

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JP2004-374557 2004-12-24
JP2004374557A JP4611014B2 (ja) 2004-12-24 2004-12-24 冷間塑性加工用潤滑剤組成物及びそれを用いた冷間塑性加工方法

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JP2007100030A (ja) * 2005-10-07 2007-04-19 Yushiro Chem Ind Co Ltd 環境適応型潤滑油剤
CN101498634B (zh) * 2008-10-09 2010-10-27 中国航空工业第一集团公司北京航空材料研究院 一种用于钛合金丝材的冷顶锻试验装置的夹具
JP5689088B2 (ja) * 2012-03-23 2015-03-25 新日鐵住金株式会社 冷間ピルガ圧延用潤滑剤組成物
US10160926B2 (en) * 2016-11-25 2018-12-25 Hyundai Motor Company Axle oil composition having enhanced fuel efficiency and low viscosity
WO2020191112A1 (fr) * 2019-03-18 2020-09-24 Texas Tech University System Fabrication assistée par flambage de tubes métalliques microscopiques et dispositifs associés
CN110790725A (zh) * 2019-11-14 2020-02-14 太平洋联合(北京)石油化工有限公司 一种含噻二唑基团的润滑油添加剂的制备方法
JP7190213B2 (ja) 2020-12-16 2022-12-15 スギムラ化学工業株式会社 塑性加工用潤滑剤組成物

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BRPI0519409A2 (pt) 2009-01-20
EP1835012A1 (fr) 2007-09-19
ES2805345T3 (es) 2021-02-11
JP4611014B2 (ja) 2011-01-12
BRPI0519409B1 (pt) 2015-11-17

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