EP1379615B1 - Hydraulische flüssigkeiten mit verbessertem korrosionsschutz - Google Patents

Hydraulische flüssigkeiten mit verbessertem korrosionsschutz Download PDF

Info

Publication number
EP1379615B1
EP1379615B1 EP02759789A EP02759789A EP1379615B1 EP 1379615 B1 EP1379615 B1 EP 1379615B1 EP 02759789 A EP02759789 A EP 02759789A EP 02759789 A EP02759789 A EP 02759789A EP 1379615 B1 EP1379615 B1 EP 1379615B1
Authority
EP
European Patent Office
Prior art keywords
weight
motor vehicles
triazole
tolutriazole
brake fluid
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.)
Expired - Lifetime
Application number
EP02759789A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1379615A1 (de
Inventor
Bernd Wenderoth
Michael Roida
Bayram Aydin
Uwe Fidorra
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of EP1379615A1 publication Critical patent/EP1379615A1/de
Application granted granted Critical
Publication of EP1379615B1 publication Critical patent/EP1379615B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • 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
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/78—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing boron
    • 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
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C10M107/30—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M107/32—Condensation polymers of aldehydes or ketones; Polyesters; Polyethers
    • C10M107/34—Polyoxyalkylenes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
    • C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
    • C10M133/38—Heterocyclic nitrogen compounds
    • C10M133/44—Five-membered ring containing nitrogen and carbon only
    • 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
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C10M137/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
    • 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
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C10M137/12—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having a phosphorus-to-carbon bond
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/1033—Polyethers, i.e. containing di- or higher polyoxyalkylene groups used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
    • C10M2209/1045—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only 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
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
    • C10M2209/1055—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/106—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing four carbon atoms only
    • C10M2209/1065—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing four carbon atoms only 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
    • 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
    • C10M2209/107—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of two or more specified different alkylene oxides covered by groups C10M2209/104 - C10M2209/106
    • C10M2209/1075—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of two or more specified different alkylene oxides covered by groups C10M2209/104 - C10M2209/106 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
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
    • C10M2209/1085—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/109—Polyethers, i.e. containing di- or higher polyoxyalkylene groups esterified
    • C10M2209/1095—Polyethers, i.e. containing di- or higher polyoxyalkylene groups esterified 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
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/044—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms having cycloaliphatic 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/22—Heterocyclic nitrogen 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/221—Six-membered rings containing nitrogen and carbon only
    • 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
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/223—Five-membered rings containing nitrogen and carbon only
    • 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
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/225—Heterocyclic nitrogen compounds the rings containing both nitrogen and oxygen
    • 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
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/225—Heterocyclic nitrogen compounds the rings containing both nitrogen and oxygen
    • C10M2215/226—Morpholines
    • 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
    • C10M2215/26—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
    • C10M2215/30—Heterocyclic 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
    • C10M2219/10—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
    • C10M2219/108—Phenothiazine
    • 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
    • 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
    • C10M2223/042—Metal 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
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/049—Phosphite
    • 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
    • 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
    • C10M2223/061—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
    • 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
    • C10M2223/065—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds containing sulfur
    • 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
    • C10M2223/10—Phosphatides, e.g. lecithin, cephalin
    • 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/061—Esters derived from boron
    • 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/061—Esters derived from boron
    • C10M2227/0615—Esters derived from boron 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/061—Esters derived from boron
    • C10M2227/062—Cyclic 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/061—Esters derived from boron
    • C10M2227/062—Cyclic esters
    • C10M2227/0625—Cyclic esters used as base material
    • 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
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids

Definitions

  • Brake fluids for motor vehicles are subject to very high requirements in terms of their chemical and physical properties. According to the existing standards and specifications for brake fluids from the US Department of Transportation in the Federal Motor Vehicle Safety Standard FMVSS No. 116 and the standard SAE J 1704 issued by the Society of Automotive Engineers, modern brake fluids should on the one hand have high dry boiling points (reflux boiling points, dry [Equilibrium reflux boiling point, "ERBP”]) and high wet boiling points (reflux boiling points, moist ["wet ERBP”]) have, on the other hand, also have a viscosity that changes only little within a wide temperature range.
  • ERBP Equilibrium reflux boiling point
  • 1H-1,2,3-triazoles such as 1H-1,2,3-benzotriazole or 1H-1,2,3-tolutriazole as corrosion inhibitors in hydraulic fluids or brake fluids has long been known, for example from EP-A 028 789 (1) and EP-A 454 110 (2).
  • hydraulic fluids are recommended that contain a combination of 1H-1,2,3-benzotriazole or its derivatives such as 1H-1,2,3-tolutriazuol and 1H-1,2,4-triazole or whose Contain derivatives in a weight ratio of 1: 4 to 4: 1 as a corrosion inhibitor system.
  • hydraulic fluids are also given in Tables 1 to 4 of (3) which contain 1H-1,2,4-triazole alone in concentrations of 0.15% by weight; however, their corrosion-preventing effect is only acceptable with copper.
  • the brake fluids for motor vehicles known in the prior art are, however, still in need of improvement with regard to their properties and in particular with regard to corrosion protection.
  • the object was therefore to provide hydraulic fluids which in particular meet the above-mentioned requirements for improved corrosion protection in metals and non-ferrous metals.
  • the brake fluids according to the invention for motor vehicles preferably contain 0.005 to 0.10% by weight, preferably 0.005 to 0.08% by weight, in particular 0.005 to 0.06% by weight, of component (a).
  • the brake fluids according to the invention for motor vehicles contain component (a) as the sole corrosion inhibitor based on triazoles.
  • component (a) as the sole corrosion inhibitor based on triazoles.
  • triazoles such as 1H-1,2,3-benzotriazole, 1H-1,2,3-tolutriazole or hydrogenated 1H-1,2,3-tolutriazole are excluded here, and inorganic and / or organic corrosion inhibitors of a different structure can be excluded however, be present.
  • the brake fluids according to the invention for motor vehicles contain up to 10% by weight, in particular up to 5% by weight, of one or more further corrosion inhibitors (b), with 1H-1,2,3 -Benzotriazole and / or 1H-1,2,3-tolutriazole and / or their derivatives, the weight ratio of 1H-1,2,4-triazole to the 1H-1,2,3-triazoles mentioned is greater than 4: 1 must be.
  • b further corrosion inhibitors
  • Further corrosion inhibitors (b) are especially alkali metal salts of phosphoric acid and phosphorous acid, fatty acids such as caprylic, lauric, palmitic, stearic or oleic acid and their alkali metal salts, esters of phosphoric acid and phosphorous acid such as ethyl phosphate, dimethyl phosphate, isopropyl phosphate, Diisopropyl phosphate, butyl phosphite or dimethyl phosphite, optionally ethoxylated mono- and dialkylamines and their salts with mineral and fatty acids, e.g.
  • ethoxylated alkanolamines e.g. mono-, di- or triethanolamine, N, N'- Di-n-butylaminoethanol or 1,1'-iminodipropan-2-ol, cyclohexylamine, benzimidazole and hydrogenated tolutriazole and also nitroaromatics
  • the cited corrosion inhibitors (b) are preferably present in amounts of 0.001 to 10% by weight, in particular 0.001 to 5% by weight, in the hydraulic fluids according to the invention, in particular brake fluids for motor vehicles.
  • the brake fluids according to the invention for motor vehicles contain, in addition to 1H-1,2,4-triazole (a), as additional corrosion inhibitors (b) 0.001 to 5% by weight, in particular 0.001 to 0.5% by weight, one or more compounds from the group benzimidazole, hydrogenated 1H-1,2,3-tolutriazole, purine, adenine, 6-chloropurine, 2,6-dichloropurine, 6-methoxypurine, 1H-1,2,3-triazolo (4, 5B) pyridine, 6-histaminopurine and 6-furfurylaminopurine and optionally further corrosion inhibitors other than (a).
  • the purine derivatives mentioned are described as non-ferrous metal corrosion inhibitors for hydraulic fluids or brake fluids in German patent application Az. P 100 26 010.1.
  • the present invention relates to brake fluids for motor vehicles which contain the stated components (a) and optionally (b) as corrosion inhibitors.
  • the brake fluids according to the invention for motor vehicles contain, in addition to components (a) and optionally (b), also 0.1 to 97% by weight, in particular 30 to 97% by weight, especially 50 to 97% by weight , one or more polyglycol ethers and / or their boric acid esters.
  • Suitable polyglycol ethers are above all ethylene glycol monoalkyl ethers with up to 6 ethylene oxide units and with up to 4 carbon atoms in the alkyl radical, such as, for example, methyl diglycol, methyl triglycol, butyl triglycol or methyl tetraglycol.
  • Ethylene glycol or propylene glycol dialkyl ethers with up to 6 alkylene oxide units and each with up to 4 carbon atoms in the alkyl radicals are also suitable, for example triethylene glycol dimethyl ether, tetraethylene glycol dimethyl ether, diethylene glycol di-tert-butyl ether, diethylene glycol dibutyl ether, Butyl diglycol tert-butyl ether or dipropylene glycol dimethyl ether.
  • Suitable boric acid esters of the polyglycol ethers mentioned or of other polyglycol ethers are in particular in the documents EP-B 013 925 (cyclic bis-boric acid esters), DE-C 28 04 535 (nitrogen-containing boric acid esters), DE-A 24 38 038 (boric acid-alkylene glycol monoalkyl ether esters ) and DE-B 17 68 933 (boric acid tris-alkoxyalkyl ester).
  • the brake fluids according to the invention for motor vehicles can also contain, as the main component, those based on carboxylic acid esters, mineral oils or silicone oils.
  • the brake fluids according to the invention for motor vehicles contain, in addition to components (a) and optionally (b), also 0.1 to 50% by weight, in particular 1 to 40% by weight, especially 5 to 30% by weight. %, one or more polyglycols.
  • Suitable polyglycols here are above all higher-boiling reaction products of ethylene oxide and / or propylene oxide and / or butylene oxide with water or diols; in particular, corresponding reaction products of mixtures of ethylene oxide and propylene oxide with water are used.
  • the number of alkylene oxide units in such polyglycols is usually 2 to 10.
  • the effect of these high-boiling polyglycols is that of a lubricant, which is essentially due to an improvement in the temperature-viscosity behavior.
  • the polyglycols give the low-viscosity polyglycol ethers sufficient viscosity at high temperatures and thus ensure adequate lubrication. Sufficient lubrication is therefore necessary in the components of the motor vehicle brake system, since rubber or elastomers must slide on metal there with as little wear as possible.
  • Further components and auxiliaries in the brake fluids according to the invention for motor vehicles can be customary antioxidants such as phenothiazine and / or those based on phenol, and customary defoamers.
  • the brake fluids according to the invention can contain the cyclic carboxylic acid derivatives listed in WO 00/65001, which are suitable as components for lowering the low-temperature viscosity in the presence of water.
  • Brake fluids for motor vehicles meet the requirements mentioned above and that, in particular, generally good corrosion behavior compared to the state of the art, i.e. improved corrosion protection for metals such as iron, steel, tinplate, cast iron (gray cast iron), lead, tin, chromium, zinc, aluminum, Magnesium and their alloys and in the case of soldering metals, for example soldering tin, and in the case of non-ferrous metals such as copper and their alloys, for example brass.
  • metals such as iron, steel, tinplate, cast iron (gray cast iron), lead, tin, chromium, zinc, aluminum, Magnesium and their alloys and in the case of soldering metals, for example soldering tin, and in the case of non-ferrous metals such as copper and their alloys, for example brass.
  • Brake fluids for motor vehicles are their favorable low-temperature viscosity, good water compatibility, a gentle pH value, good cold, high temperature and oxidation stability as well as good chemical stability, good behavior (i.e. good compatibility) with materials such as rubbers, plastics, glue joints , Fiber, elastomer and rubber seals and similar materials as well as good lubricating properties.
  • brake fluids BF 1 (ERBP: 267 ° C, wet ERBP: 173 ° C, kinematic viscosity at -40 ° C: 676 cSt) and BF 2 (ERBP: 263 ° C, wet ERBP: 181 ° C, kinematic viscosity at -40 ° C: 850 cSt) with 0.05% by weight of 1H-1,2,3-tolutriazole as non-ferrous metal corrosion inhibitor in each case
  • the brake fluids BF 1a, BF 1b, BF 1c and BF 2a were tested.
  • the motor vehicle brake fluids used had the following compositions: BF 1: 55.00 wt% Methyl triglycol borate, 43.44 wt% Mixture of methyl triglycol, methyl tetraglycol, butyl triglycol and methyl diglycol, 1.51 wt% Mixture of 1,1'-iminodipropan-2-ol, phenothiazine and a phosphoric acid ester 0.05 wt% 1H-1,2,3-tolutriazole BF 2: 68.00 wt% Methyl triglycol borate, 28.84 wt% Mixture of methyl triglycol, methyl diglycol, butyl diglycol and diglycol, 3.11% by weight Mixture of 1,1'-iminodipropan-2-ol, hydroxyanisole and a phosphonic acid derivative 0.05 wt% 1H-1,2,3-tolutriazole.
  • the brake fluids BF 1a and BF 2a according to the invention differ from BF 1 and BF 2 only in that they contain the same amount of 1H-1,2,4 instead of 0.05% by weight of 1H-1,2,3-tolutriazole -Triazole contained; the inventive brake fluid BF 1b contained 0.04% by weight 1H-1,2,4-triazole and 0.01% by weight adenine instead of 0.05% by weight 1H-1,2,3-tolutriazole; the inventive brake fluid BF 1c contained 0.07% by weight 1H-1,2,4-triazole instead of 0.05% by weight 1H-1,2,3-tolutriazole (but only 54.98% by weight % Methyl triglycol borate).
  • Table 1 Cu content [mg / kg] Cu sheet, appearance Liquid, appearance PH value BF 1 (comparison): 24 strong covering cloudy, precipitates 7.4 BF 1a: 29 blank, no coating amber, clear 7.6 BF 1b: 34 blank, no coating amber, clear 7.6 BF 1c: 18th blank, no coating amber, clear 7.5 BF 2 (comparison): 10 strong covering cloudy, precipitates 7.6 BF 2a: 30th blank, no coating amber, clear 7.7
  • the formulations according to the invention not only offer very good copper corrosion protection with a low Cu content in the test fluid, but also produce a coating-free metal surface and no sedimentation in the brake fluid.
  • Table 2 The results after the corrosion test according to SAE J 1704 (Jan. 97) are shown in Table 2 below.
  • Table 2 metal BF 2a weight change [mg / cm 2 ] BF 1d (comparison) change in weight [mg / cm 2 ]
  • Gray cast iron +0.05 +0.02 Brass 0.00 0.00 copper - 0.05 - 0.11 zinc +0.05 +0.04

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Braking Arrangements (AREA)
EP02759789A 2001-04-09 2002-04-03 Hydraulische flüssigkeiten mit verbessertem korrosionsschutz Expired - Lifetime EP1379615B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10117647A DE10117647A1 (de) 2001-04-09 2001-04-09 Hydraulische Flüssigkeiten mit verbessertem Korrosionsschutz
DE10117647 2001-04-09
PCT/EP2002/003671 WO2002081604A1 (de) 2001-04-09 2002-04-03 Hydraulische flüssigkeiten mit verbessertem korrosionsschutz

Publications (2)

Publication Number Publication Date
EP1379615A1 EP1379615A1 (de) 2004-01-14
EP1379615B1 true EP1379615B1 (de) 2004-12-29

Family

ID=7680939

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02759789A Expired - Lifetime EP1379615B1 (de) 2001-04-09 2002-04-03 Hydraulische flüssigkeiten mit verbessertem korrosionsschutz

Country Status (21)

Country Link
US (1) US20040116306A1 (ja)
EP (1) EP1379615B1 (ja)
JP (1) JP4116445B2 (ja)
KR (1) KR100861969B1 (ja)
CN (1) CN1312261C (ja)
AR (1) AR033453A1 (ja)
AT (1) ATE286112T1 (ja)
AU (1) AU2002308121B2 (ja)
BR (1) BR0208415A (ja)
CA (1) CA2442697C (ja)
CZ (1) CZ299651B6 (ja)
DE (2) DE10117647A1 (ja)
ES (1) ES2235077T3 (ja)
HU (1) HUP0303757A2 (ja)
MX (1) MXPA03007944A (ja)
NO (1) NO325635B1 (ja)
PL (1) PL197796B1 (ja)
PT (1) PT1379615E (ja)
SK (1) SK286828B6 (ja)
WO (1) WO2002081604A1 (ja)
ZA (1) ZA200308690B (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080025192A (ko) * 2005-07-01 2008-03-19 다우 글로벌 테크놀로지스 인크. 저점도 기능성 유체
US20070093395A1 (en) * 2005-10-21 2007-04-26 Habeeb Jacob J Antiwear inhibiting and load enhancing additive combinations for lubricating oils
US7535673B2 (en) * 2006-01-23 2009-05-19 Hitachi Global Storage Technologies Netherlands B.V. Fluid dynamic bearing comprising a lubricating fluid having tolutriazole
US8357642B2 (en) 2007-05-24 2013-01-22 Chiyoda Chemical Co., Ltd. Functional fluid
US10669503B2 (en) 2014-02-25 2020-06-02 Jon A. Petty Corrosion inhibiting hydraulic fluid additive
CA2939801A1 (en) * 2014-02-25 2015-09-03 Jon A. Petty Corrosion inhibiting hydraulic fluid additive
CN107557121A (zh) * 2017-08-15 2018-01-09 杭州天汇精细化工有限公司 一种汽车制动液及其生产方法
CN111676082A (zh) * 2020-05-11 2020-09-18 江苏龙蟠科技股份有限公司 一种用于esp汽车控制系统的制动液及其制备方法
US11788026B2 (en) 2021-07-28 2023-10-17 Afton Chemical Corporation Hydraulic fluid
US12018224B2 (en) 2021-07-28 2024-06-25 Afton Chemical Corporation Hydraulic fluid

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2945094A1 (de) * 1979-11-08 1981-05-21 Hoechst Ag, 6000 Frankfurt Hydraulische fluessigkeit mit verbesserten eigenschaften
DE4013243A1 (de) * 1990-04-26 1991-10-31 Hoechst Ag Gegen metallkorrosion inhibierte bremsfluessigkeiten auf der basis von glykolverbindungen
GB2272000B (en) * 1992-10-30 1997-03-26 Castrol Ltd A method of inhibiting corrosion
US6158491A (en) * 1994-12-23 2000-12-12 Cookson Group Plc Process for the corrosion protection of copper or copper alloys
FR2733509B1 (fr) * 1995-04-28 1997-07-04 Bp Chemicals Snc Composition d'antigel et fluide aqueux comprenant la composition
US6074992A (en) * 1999-02-02 2000-06-13 Union Carbide Chemicals & Plastics Technology Corporation Functional fluid compositions
GB9924358D0 (en) * 1999-10-14 1999-12-15 Brad Chem Technology Ltd Corrosion inhibiting compositions
DE10026010A1 (de) * 2000-05-25 2001-11-29 Basf Ag Hydraulische Flüssigkeiten mit verbessertem Korrosionsschutz für Buntmetalle

Also Published As

Publication number Publication date
HUP0303757A2 (hu) 2004-03-01
KR100861969B1 (ko) 2008-10-08
US20040116306A1 (en) 2004-06-17
MXPA03007944A (es) 2004-04-02
BR0208415A (pt) 2004-03-30
NO325635B1 (no) 2008-06-30
SK11922003A3 (sk) 2004-02-03
NO20034495L (no) 2003-10-08
JP4116445B2 (ja) 2008-07-09
NO20034495D0 (no) 2003-10-08
ATE286112T1 (de) 2005-01-15
DE10117647A1 (de) 2002-10-17
CN1312261C (zh) 2007-04-25
PT1379615E (pt) 2005-04-29
CA2442697C (en) 2011-03-15
AU2002308121B2 (en) 2007-08-09
PL367159A1 (en) 2005-02-21
PL197796B1 (pl) 2008-04-30
KR20030087063A (ko) 2003-11-12
EP1379615A1 (de) 2004-01-14
ZA200308690B (en) 2004-11-08
CA2442697A1 (en) 2002-10-17
JP2004523641A (ja) 2004-08-05
WO2002081604A1 (de) 2002-10-17
CZ20032736A3 (cs) 2003-12-17
DE50201902D1 (de) 2005-02-03
CN1501971A (zh) 2004-06-02
SK286828B6 (sk) 2009-06-05
CZ299651B6 (cs) 2008-10-01
AR033453A1 (es) 2003-12-17
ES2235077T3 (es) 2005-07-01

Similar Documents

Publication Publication Date Title
DE60023459T2 (de) Hydraulische flüssigkeitszusammensetzungen
DE2804535C2 (de) Hydraulische Flüssigkeiten
EP1379615B1 (de) Hydraulische flüssigkeiten mit verbessertem korrosionsschutz
DE2447550A1 (de) Aminsalz und dessen verwendung als zusatz zu schmiermitteln
EP0028789B1 (de) Hydraulische Flüssigkeit mit verbesserten Eigenschaften
DE10310757A1 (de) DOT 4-Bremsflüssigkeiten
DE1644869B2 (de) Schmiermittel
EP0454110B1 (de) Gegen Metallkorrosion inhibierte Bremsflüssigkeiten auf der Basis von Glykolverbindungen
EP1171552B1 (de) Hydraulische flüssigkeiten, enthaltend cyclische carbonsäurederivate
DE2850244A1 (de) Additiv fuer die metallbearbeitung
EP0011730B1 (de) Bremsflüssigkeiten mit konservierender Wirkung mit einem Gehalt an Ölsäure
EP1290115A1 (de) Hydraulische flüssigkeiten mit verbessertem korrosionsschutz für buntmetalle
EP0013925B1 (de) Bremsflüssigkeit für Motorfahrzeuge
DE68916200T2 (de) Rost- und korrosionsverhindernde Zusammensetzungen.
DE2350569A1 (de) Hydraulische mittel
EP4286497A1 (de) Neue niedrigviskose funktionelle flüssigkeiten
EP0115809B1 (de) Stickstoffhaltige Borsäureester und deren Verwendung in hydraulischen Flüssigkeiten
DE1107868B (de) Zusaetze zu Schmiermitteln und hydraulischen Fluessigkeiten auf der Basis synthetischer oder mineralischer Schmieroele
DE1444839B (de) Hydraulische Flüssigkeiten
PL169789B1 (pl) Płyn hamulcowy

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: 20031110

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

RIN1 Information on inventor provided before grant (corrected)

Inventor name: AYDIN, BAYRAM

Inventor name: WENDEROTH, BERND

Inventor name: ROIDA, MICHAEL

Inventor name: FIDORRA, UWE

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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 CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

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

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: 20041229

Ref country code: IE

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: 20041229

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: GERMAN

REF Corresponds to:

Ref document number: 50201902

Country of ref document: DE

Date of ref document: 20050203

Kind code of ref document: P

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20050209

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

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: 20050329

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: 20050329

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: 20050403

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: 20050403

REG Reference to a national code

Ref country code: PT

Ref legal event code: SC4A

Free format text: AVAILABILITY OF NATIONAL TRANSLATION

Effective date: 20050223

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 NON-PAYMENT OF DUE FEES

Effective date: 20050430

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2235077

Country of ref document: ES

Kind code of ref document: T3

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

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

26N No opposition filed

Effective date: 20050930

ET Fr: translation filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: PT

Payment date: 20070402

Year of fee payment: 6

REG Reference to a national code

Ref country code: PT

Ref legal event code: MM4A

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

Effective date: 20081003

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

Ref country code: PT

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

Effective date: 20081003

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

Ref country code: CH

Payment date: 20090416

Year of fee payment: 8

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Ref country code: CH

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

Effective date: 20100430

Ref country code: LI

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

Effective date: 20100430

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

Ref country code: TR

Payment date: 20120320

Year of fee payment: 11

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

Ref country code: NL

Payment date: 20120501

Year of fee payment: 11

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

Ref country code: BE

Payment date: 20120531

Year of fee payment: 11

Ref country code: GB

Payment date: 20120430

Year of fee payment: 11

Ref country code: SE

Payment date: 20120427

Year of fee payment: 11

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

Ref country code: IT

Payment date: 20120420

Year of fee payment: 11

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

Ref country code: ES

Payment date: 20120530

Year of fee payment: 11

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

Ref country code: AT

Payment date: 20120425

Year of fee payment: 11

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

Ref country code: FR

Payment date: 20130529

Year of fee payment: 12

BERE Be: lapsed

Owner name: *BASF A.G.

Effective date: 20130430

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

Ref country code: DE

Payment date: 20130628

Year of fee payment: 12

REG Reference to a national code

Ref country code: NL

Ref legal event code: V1

Effective date: 20131101

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 286112

Country of ref document: AT

Kind code of ref document: T

Effective date: 20130430

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

Effective date: 20130403

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: 20130403

Ref country code: SE

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

Effective date: 20130404

Ref country code: AT

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

Effective date: 20130430

Ref country code: BE

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

Effective date: 20130430

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

Ref country code: NL

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

Effective date: 20131101

Ref country code: IT

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

Effective date: 20130403

Ref country code: TR

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

Effective date: 20130403

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20140610

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

Ref country code: ES

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

Effective date: 20130404

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50201902

Country of ref document: DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50201902

Country of ref document: DE

Effective date: 20141101

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20141231

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: 20141101

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

Ref country code: FR

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

Effective date: 20140430