EP3313963A1 - Polyoléfines lubrifiantes de basse viscosité - Google Patents
Polyoléfines lubrifiantes de basse viscositéInfo
- Publication number
- EP3313963A1 EP3313963A1 EP16732667.7A EP16732667A EP3313963A1 EP 3313963 A1 EP3313963 A1 EP 3313963A1 EP 16732667 A EP16732667 A EP 16732667A EP 3313963 A1 EP3313963 A1 EP 3313963A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- decene
- weight
- oil
- formula
- tetramer
- 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.)
- Withdrawn
Links
Classifications
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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
- C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
- C10M105/02—Well-defined hydrocarbons
- C10M105/04—Well-defined hydrocarbons aliphatic
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
- C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
- C07C2/06—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
- C07C2/08—Catalytic processes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/02—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation
- C07C5/03—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation of non-aromatic carbon-to-carbon double bonds
- C07C5/05—Partial hydrogenation
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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
- C10M127/00—Lubricating compositions characterised by the additive being a non- macromolecular hydrocarbon
- C10M127/02—Lubricating compositions characterised by the additive being a non- macromolecular hydrocarbon well-defined aliphatic
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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
- C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
- C07C2523/44—Palladium
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- C07C2531/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- C07C2531/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- C07C2531/22—Organic complexes
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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
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/02—Well-defined aliphatic compounds
- C10M2203/0206—Well-defined aliphatic compounds used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/02—Well-defined aliphatic compounds
- C10M2203/022—Well-defined aliphatic compounds saturated
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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
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/102—Aliphatic fractions
- C10M2203/1025—Aliphatic fractions used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/02—Viscosity; Viscosity index
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- 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
- C10N2020/065—Saturated Compounds
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/02—Pour-point; Viscosity index
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- 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
- C10N2030/50—Emission or smoke controlling properties
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/54—Fuel economy
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/68—Shear stability
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/74—Noack Volatility
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2060/00—Chemical after-treatment of the constituents of the lubricating composition
- C10N2060/02—Reduction, e.g. hydrogenation
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2070/00—Specific manufacturing methods for lubricant compositions
Definitions
- the invention relates to a low viscosity oil comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane and a lubricating composition comprising this base oil and optionally another base oil or an additive.
- This oil according to the invention has a kinematic viscosity at 100 ° C., measured according to the ASTM D445 standard, ranging from 4 to 8 mm 2 . s "1.
- the invention also relates to such a low viscosity oil prepared according to a particular process using a metallocene catalyst and the use of this oil as high performance lubricant for lubrication in the field of motors, Hydraulic fluids, gears, especially bridges and transmissions
- polyalphaolefins PAO
- Group IV base oils With a good compromise between viscosity, volatility and the cold properties, these PAO are more and more used in the high performance lubricating formulas In particular, this better compromise is very advantageous compared to the mineral bases of group III.
- PAOs are synthesized from different olefinic monomers, in particular from C 6 -C 14 monomers, by acid catalysis or in the presence of a metallocene catalyst.
- PAO products of low viscosity especially kinematic viscosity at 100 ° C ranging from 2 to 10 mm 2 .
- s "1 measured according to ASTM D445 (grades 2 to 10)
- ASTM D445 grades 2 to 10
- Methods for the preparation of PAO by metallocene catalysis are generally known, which generally result in products of high viscosity whose kinematic viscosity at 100 ° C., measured according to ASTM D445, ranges from 40 to 150 mm 2 .s -1 ( grades 40 to 150.
- the need for high-performance lubricants is increasing, in particular because of conditions of use, the severity of which is increasing, for example due to very high temperatures or mechanical stresses.
- Drainage spacing and reduced size of lubrication systems also increase the need for high performance lubricants.
- the energy efficiency and in particular the improvement of the Fuel Eco (FE) lubricants or the reduction of the fuel consumption of the engines, in particular the engines of vehicle, are increasingly important objectives and lead to the increasing use of high performance lubricants.
- High performance lubricants must therefore have improved properties, in particular as regards kinematic viscosity, viscosity index, volatility, dynamic viscosity or cold pour point.
- Thermal stability and oxidation resistance are also properties to be improved for high performance lubricants.
- PAO preparation processes should also be able to control the molecular weight as well as the polydispersity index and the distribution of PAOs formed.
- the improvement of the characterization techniques of the different products formed during the synthesis of PAO is also to be sought, in particular during the qualitative or quantitative analysis of the products formed.
- the invention provides an oil of kinematic viscosity at 100 ° C, measured according to ASTM D445, ranging from 4 to 8 mm 2 .s -1 , and comprising more than 50% by weight of 1-decene tetramer of formula I)
- the oil according to the invention has a particularly advantageous viscosity ranging from 4 to 8 mm 2 ⁇ s -1, more advantageously the kinematic viscosity of the oil according to the invention ranges from 5 to 7 mm 2 . "1 .
- the kinematic viscosity of the oil according to the invention ranges from 5.4 to 6.5 mm 2 ⁇ s -1, more preferably the kinematic viscosity of the oil according to the invention is 5. , 4 mm 2, s "1 , 5.5 mm 2 . s “1 , 5.6 mm 2, s " 1 , 5.7 mm 2 . s “1 or 5.8 mm 2.
- the oil according to the invention has a viscosity index greater than 130 or greater than or equal to 140.
- the viscosity number of the oil according to the invention is between 130 and 180. or between 140 and 160.
- the viscosity index is calculated according to ASTM D2270.
- the oil according to the invention has a volatility measured according to the CEC L-40-93 standard of less than 6% by weight or even less than 5% by weight.
- the volatility of the oil according to the invention is between 4 and 6% by weight or between 4.5 and 6% by weight.
- the oil according to the invention has a dynamic viscosity (CCS) at -35 ° C., measured according to ASTM D5293, of less than 4000 mPa.s.
- CCS dynamic viscosity
- the dynamic viscosity of the oil according to the invention is less than 3500 mPa.s or less than 3000 mPa.s.
- the dynamic viscosity of the oil is measured on a rotating dynamic viscometer (CCS cold cranking simulator).
- the oil according to the invention has an average molecular weight ranging from 300 to 1000 g / mol, preferably from 400 to 600 g / mol.
- the average molecular weight is calculated according to the ASTM D2502 standard.
- the oil according to the invention has a pour point of less than or equal to -50 ° C, preferably less than or equal to -55 ° C or less than or equal to -57 ° C.
- the pour point is measured according to the EN ISO 3016 standard.
- the invention provides a combination oil
- the invention provides an oil combining these properties (a) and (b); (a) and (c); (a) and (d); (b) and (c); (b) and (d); (c) and (d); (a), (b) and (c); (a), (b) and (d); (a), (c) and (d); (b), (c) and (d).
- the invention provides a combination oil
- the invention provides an oil combining these properties (a) and (b); (a) and (c); (a) and (d); (b) and (c); (b) and (d); (c) and (d); (a), (b) and (c); (a), (b) and (d); (a), (c) and (d); (b), (c) and (d).
- the oil according to the invention comprises from 50 to 99% by weight of 1-decene tetramer of formula (I). Also advantageously, the oil according to the invention comprises from 60 to 95% by weight or from 70 to 90% by weight of 1-decene tetramer of formula (I).
- the oil according to the invention comprises at least 65% by weight of 1-decene tetramer of formula (I) or at least 70% by weight of 1-decene tetramer of formula (I). More advantageously, the oil according to the invention comprises at least 80% by weight of 1-decene tetramer of formula (I) or at least 90% by weight of 1-decene tetramer of formula (I).
- the oil according to the invention may comprise other oligomers derived from the oligomerization of 1-decene, in particular saturated oligomers.
- the oil according to the invention may comprise at least one other saturated oligomer of 1-decene chosen from
- the oil according to the invention comprises
- the oil according to the invention comprises
- the oil according to the invention has the essential characteristic of comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane, 1-decene tetramer of formula (I).
- the oil according to the invention comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane is prepared according to a process comprising
- the oligomerization of 1-decene is carried out in the presence of a metallocene catalyst which is a racemic compound of formula (II)
- M represents a transition metal selected from titanium, zirconium, hafnium, and vanadium or represents zirconium;
- Q 1 and Q 2 substituted or unsubstituted, independently represent a cyclic group tetrahydroindenyl or Q 1 and Q 2 independently represent a cyclic group tetrahydroindenyl and are bonded to form a polycyclic structure;
- L represents a Ci-C 20 alkyl group divalent bridging Q 1 and Q 2 or L represents a group selected from methylene (-CH 2 -), ethylene (- CH2-CH2-), methylmethylene (-CH (CH 3) - ), 1-methyl-ethylene (-CH (CH 3 ) -CH 2 -), n-propylene (-CH 2 -CH 2 -CH 2 -), 2-methylpropylene (-CH 2 -CH (CH 3 ) - CH 2 -), 3-methylpropylene (-CH 2 -CH 2 -CH (CH 3 ) -), n-butylene (-CH 2 -CH 2 -CH 2 -CH 2 -), 2-methylbutylene (-CH 2 -CH (CH 3) -CH 2 - CH 2 -), 4-methylbutylene (-CH 2 -CH 2 -CH 2 -CH (CH 3) -), pentylene and its isomers, and isomers thereof HEXYLENE,
- the metallocene catalyst is a racemic compound of formula (II) in which
- M represents zirconium
- Q 1 and Q 2 substituted or unsubstituted, independently represent a tetrahydroindenyl cyclic group
- L represents a group chosen from methylene (-CH 2 -), ethylene (-CH 2 -CH 2 -), methylmethylene (-CH (CH 3 ) -), 1-methyl-ethylene (-CH (CH 3 ) -CH 2 -), n-propylene (-CH 2 -CH 2 -CH 2 -), 2-methylpropylene (-CH 2 -CH (CH 3 ) -CH 2 -), 3-methylpropylene (-CH 2 -CH 2 -CH) (CH 3 ) -), n-butylene (-CH 2 -CH 2 -CH 2 -CH 2 -), 2-methylbutylene (-CH 2 -CH (CH 3 ) -CH 2 -CH 2 -), 4- methylbutylene (-CH 2 -CH 2 -CH 2 -CH (CH 3 ) -), pentylene and its isomers, hexylene and isomers thereof, heptylene and isomers thereof, octylene
- the metallocene catalyst is selected from rac-ethylene bis (tetrahydroindenyl) zirconium dimethyl and rac-ethylene bis (tetrahydroindenyl) zirconium dichloride, in particular rac-ethylene bis (tetrahydroindenyl) zirconium dimethyl.
- the catalyst is used in an activated form for the oligomerization of 1-decene.
- the process according to the invention uses an activator compound during the oligomerization of 1-decene.
- the activator compound is chosen from an alumoxane, an ionic activator and their mixtures.
- the alumoxane is an oligomeric compound comprising residues of formula -Al (R) -0- wherein R independently represents a C 20 alkyl group, cyclic or linear.
- R independently represents a C 20 alkyl group, cyclic or linear.
- the alumoxane is chosen from methylalumoxane, modified methylalumoxane, ethylalumoxane, isobutylalumoxane and mixtures thereof.
- the alumoxane is used in an alumoxane / catalyst molar ratio ranging from 1 to 10,000, preferably from 10 to 3,000 and more preferably from 100 to 1,500.
- the activator compound is an ionic activator.
- the ionic activator may be selected from dimethylanilinium tetrakis- (perfluorophenyl) borate (DMAB), triphenylcarbonium tetrakis- (perfluorophenyl) borate, dimethylanilinium tetrakis- (perfluorophenyl) aluminate and mixtures thereof. More preferably, the ionic activator is dimethylanilinium tetrakis- (perfluorophenyl) borate (DMAB).
- the ionic activator is used in an ionic activator / catalyst molar ratio ranging from 0.5 to 4, preferably from 0.8 to 1, 2.
- the process according to the invention uses an activator compound. It may also be advantageous to use a coactivator compound, in particular when using an ionic activator.
- the coactivator compound is a trialkylaluminium derivative. More preferably, the co-activator compound is selected from tri-ethyl aluminum (TEAL), tri-iso-butyl aluminum (TIBAL), tri-methyl aluminum (TMA), tri-n-octyl aluminum and methyl-methyl ethyl aluminum (MMEAL).
- TEAL tri-ethyl aluminum
- TIBAL tri-iso-butyl aluminum
- TMA tri-methyl aluminum
- MMEAL methyl-methyl ethyl aluminum
- tri-iso-butyl aluminum (TIBAL) is used in the form of a dispersion that can range from 10 to 60% by weight.
- the coactivator compound is used in a co-activator / catalyst compound molar ratio ranging from 10 to 1,000, preferably from 20 to 200.
- the metallocene catalyst and the activator compound are brought into contact at a pressure of 1 bar and at a temperature of 20 ° C.
- the oligomerization of 1-decene is carried out in a time ranging from 2 to 300 min.
- the duration of the oligomerization is from 5 to 180 min, in particular from 30 to 140 min.
- the oligomerization of 1-decene is carried out in the presence of hydrogen (H 2 ) at a partial pressure ranging from 0.1 to 20 bar.
- the hydrogen partial pressure (H 2 ) ranges from 1 to 6 bar.
- the oligomerization is carried out in a mass ratio hydrogen / 1-decene greater than 100 ppm or less than 600 ppm. Preferably, this ratio is between 100 and 600 ppm.
- the oligomerization of 1-decene is carried out at a temperature ranging from 50 to 200 ° C, preferably from 70 to 160 ° C.
- the temperature during the oligomerization of 1-decene is from 80 to 150 ° C and even more preferably from 90 to 140 ° C or from 100 to 130 ° C.
- the oligomerization of 1-decene can be carried out in 1-decene, which then serves as a support for the reaction. The reaction is then advantageously carried out in the absence of a solvent.
- the oligomerization of 1-decene can also be carried out in a solvent.
- the solvent may be chosen from a linear or branched hydrocarbon, a cyclic or non-cyclic hydrocarbon, an alkylated aromatic compound and mixtures thereof.
- a solvent selected from butanes, pentanes, hexanes, heptanes, octanes, cyclopentane, cyclohexane, methylcyclopentane, methylcyclohexane, methylcycloheptane, toluene, xylene and mixtures thereof.
- the process according to the invention implements the catalytic hydrogenation of the oligomerization products.
- the catalytic hydrogenation of the oligomerization products is carried out in the presence of hydrogen (H 2 ) and a hydrogenation catalyst.
- the hydrogenation catalyst is chosen from a palladium derivative, a supported palladium derivative, a palladium derivative supported on alumina (for example on gamma-alumina), a nickel derivative, a supported nickel derivative, a nickel derivative supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt-molybdenum derivative, a supported cobalt-molybdenum derivative.
- the hydrogenation catalyst comprises palladium.
- a particularly preferred hydrogenation catalyst comprises palladium supported on alumina (for example on gamma-alumina).
- the hydrogen pressure (H 2 ) during the catalytic hydrogenation of the oligomerization products ranges from 5 to 50 bar, more preferably from 10 to 40 bar, in particular from 15 to 25 bar.
- the process according to the invention comprises the separation by distillation at reduced pressure of the fraction of tetramers comprising more than 50% by weight of tetramines of 1 - decene of formula (I).
- the separation by distillation is carried out under reduced pressure.
- the separation by distillation is carried out according to the ASTM D5236 standard.
- the initial boiling point (IBP or initial boiling point) is between 450 and 520 ° C, preferably between 475 and 495 ° C.
- the partial pressure is advantageously less than 0.67 mbar.
- the separation by distillation according to ASTM D5236 makes it possible to separate the fraction of tetramers comprising more than 50% by weight of 1-decene tetramer of formula (I).
- This fraction of tetramers comprises more than 50% by weight of 1-decene tetramer of formula (I).
- the method according to the invention may advantageously comprise other steps.
- the method according to the invention can also combine all or some of the following steps:
- the prior preparation of 1-decene by catalytic oligomerization of ethylene is known as such. It can be particularly advantageous in combination with the other steps of the process according to the invention. This prior preparation of 1-decene by catalytic oligomerization of ethylene makes it possible in particular to use more abundant sources of starting substrate.
- the process according to the invention may comprise the deactivation of the catalyst.
- the deactivation of the oligomerization catalyst can be carried out after the oligomerization of 1-decene or after the catalytic hydrogenation of the oligomerization products.
- the deactivation of the oligomerization catalyst is carried out after the oligomerization of 1-decene and before the catalytic hydrogenation of the oligomerization products.
- the deactivation of the catalyst is carried out by the action of air or water or by means of at least one alcohol or a solution of deactivating agent.
- the deactivation of the catalyst is carried out using at least one alcohol, for example isopropanol.
- the process according to the invention may comprise a final hydrogenation step of the tetramer fraction comprising more than 50% by weight of 1-decene tetramer of formula (I). This final hydrogenation is carried out in the presence of hydrogen (H 2 ) and a hydrogenation catalyst.
- the hydrogenation catalyst is chosen from a palladium derivative, a supported palladium derivative, a palladium derivative supported on alumina (for example on gamma-alumina), a nickel derivative, a supported nickel derivative, a nickel derivative supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt-molybdenum derivative, a supported cobalt-molybdenum derivative. More preferably, the hydrogenation catalyst comprises palladium. A catalyst particularly preferred comprises palladium supported on alumina (for example on gamma-alumina). The hydrogenation catalyst is advantageously identical to the hydrogenation catalyst used during the hydrogenation following the oligomerization of 1-decene.
- the hydrogen pressure (H 2 ) ranges from 5 to 50 bar or from 10 to 40 bar, preferably from 15 to 25 bar.
- the duration of the hydrogenation is between 2 and 600 min, preferably between 30 and 300 min.
- the temperature ranges from 50 to 200 ° C or from 60 to 150 ° C.
- the temperature is 70 to 140 ° C or 80 to 120 ° C.
- the oil according to the invention is prepared according to a process for which
- ⁇ the oligomerization of 1-decene is produced in a period of from 2 to 300 min or 5 to 180 min or 30 to 140 min; or
- the oligomerization is carried out in a weight ratio hydrogen / 1-decene greater than 100 ppm or less than 600 ppm or between 100 and 600 ppm; or
- ⁇ the oligomerization of 1-decene is conducted at a temperature ranging from 50 to 200 ° C or from 70 to 160 ° C or from 80 to 150 ° C or from 90 to 140 ° C or 100 to 130 ° C; or
- the metallocene catalyst is a racemic compound of formula (II)
- M represents a transition metal selected from titanium, zirconium, hafnium, and vanadium or represents zirconium;
- Q 1 and Q 2 substituted or unsubstituted, independently represent a tetrahydroindenyl cyclic group or Q 1 and Q 2 independently represent a tetrahydroindenyl cyclic group and are bonded to form a polycyclic structure;
- o L represents a Ci-C 20 alkyl group divalent bridging Q 1 and Q 2 or L represents a group selected from methylene (-CH 2 -), ethylene (-CH 2 -CH 2 -), methylmethylene (-CH (CH 3 ) -), 1-methyl-ethylene (-CH (CH 3 ) -CH 2 -), n-propylene (-CH 2 -CH 2 -CH 2 -), 2-methylpropylene (-CH 2 -CH (CH 3) -CH 2 -), 3-methylpropylene (-CH 2 - CH 2 -CH (CH 3) -), n-butylene (-CH 2 -CH 2 -CH 2 -CH 2 -), 2-methylbutylene (-CH 2 -CH (CH 3 ) -CH 2 -CH 2 -), 4-methylbutylene (-CH 2 -CH 2 -CH 2 -CH) (CH 3 ) -), pentylene and its isomers, hexylene and
- R 1 and R 2 substituted or unsubstituted, independently represent an atom or a group chosen from hydrogen, halogens (such as Cl and I), alkyl (such as Me, Et, nPr, iPr), alkenyl, alkynyl, haloalkyl, haloalkenyl, haloalkynyl, silylalkyl, silylalkenyls, silylalkynyls, germylalkyl, germylalkenyl, germylalkynyl; or R 1 and R 2 together with M form a metallocycle comprising from 3 to 20 carbon atoms; or
- the metallocene catalyst is selected from rac-ethylene bis (tetrahydroindenyl) zirconium dimethyl and rac-ethylene bis (tetrahydroindenyl) zirconium dichloride; or
- the oligomerization of 1-decene is carried out in a solvent chosen from a linear or branched hydrocarbon, a cyclic or non-cyclic hydrocarbon, an alkylated aromatic compound and their mixtures or in a solvent chosen from butanes, pentanes, hexanes, heptanes and octanes cyclopentane, cyclohexane, methylcyclopentane, methylcyclohexane, methylcycloheptane, toluene, xylene and mixtures thereof; or
- the activator compound is selected from an ionic activator and an oligomeric compound comprising residues of formula -Al (R) -0- wherein R independently represents a C 20 alkyl group, cyclic or linear; or the activator compound is selected from methylalumoxane, modified methylalumoxane, ethylalumoxane, isobutylalumoxane and mixtures thereof; or the activator compound is selected from dimethylanilinium tetrakis (perfluorophenyl) borate (DMAB), triphenylcarbonium tetrakis (perfluorophenyl) borate, dimethylanilinium tetrakis (perfluorophenyl) aluminate and mixtures thereof; or ⁇ the co-activator compound is a trialkylaluminum or a compound selected from tri-ethyl aluminum (TEAL), tri-iso-butyl aluminum (TIBAL), tri-methyl aluminum (TMA),
- Deactivation of the catalyst is carried out by the action of air or water or by means of at least one alcohol or a solution of deactivating agent; or
- ⁇ the pressure of hydrogen (H 2) upon catalytic hydrogenation of the oligomerization product is from 5 to 50 bar or 10 to 40 bar or 15 to 25 bar;
- the hydrogenation catalyst is selected from palladium derivative, a derivative of the supported palladium, a palladium derivative supported on alumina
- the hydrogen pressure (H 2 ) during the final hydrogenation of the major fraction by weight of 1-decene tetramer of formula (I) ranges from 5 to 50 bar or from 10 to 40 bar or from 15 to 25 bar; bar; or
- ⁇ the length of the hydrogenation in the final hydrogenation is between 2 and 600 minutes or between 30 and 300 min; or
- the final hydrogenation is carried out at a temperature ranging from 50 to 200 ° C or from 60 to 150 ° C or from 70 to 140 ° C or from 80 to 120 ° C; or
- the hydrogenation catalyst in the final hydrogenation of tetramers fraction comprising more than 50% by weight of tetramer of 1-decene of formula (I) is selected from a palladium derivative, the supported palladium , a palladium derivative supported on alumina (for example on gamma-alumina), a nickel derivative, a supported nickel derivative, a nickel derivative supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt derivative molybdenum, a supported cobalt-molybdenum derivative. More preferably, the oil according to the invention is prepared according to a process combining all of these characteristics.
- the oil according to the invention is prepared according to a process comprising
- the oil according to the invention is prepared according to a process combining all of these characteristics.
- the oil according to the invention is prepared according to a process for which
- ⁇ the oligomerization of 1-decene is produced in a period of from 2 to 300 min or 5 to 180 min or 30 to 140 min;
- the oligomerization of 1-decene is carried out in the presence of hydrogen (H 2 ) at a partial pressure ranging from 0.1 to 20 bar or from 1 to 6 bar;
- the oligomerization of 1-decene is made of a weight ratio hydrogen / 1 - decene greater than 100 ppm or less than 600 ppm or between 100 and 600 ppm; or
- the oligomerization of 1-decene is carried out at a temperature ranging from 50 to
- the metallocene catalyst is a racemic compound of formula (II)
- M represents a transition metal selected from titanium, zirconium, hafnium, and vanadium or represents zirconium;
- Q 1 and Q 2 substituted or unsubstituted, independently represent a tetrahydroindenyl cyclic group or Q 1 and Q 2 independently represent a tetrahydroindenyl cyclic group and are bonded to form a polycyclic structure;
- o L represents a Ci-C 20 alkyl group divalent bridging Q 1 and Q 2 or L represents a group selected from methylene (-CH 2 -), ethylene (-CH 2 -CH 2 -), methylmethylene (-CH (CH 3 ) -), 1-methyl-ethylene (-CH (CH 3 ) -CH 2 -), n-propylene (-CH 2 -CH 2 -CH 2 -), 2-methylpropylene (-CH 2 -CH (CH 3) -CH 2 -), 3-methylpropylene (-CH 2 - CH 2 -CH (CH 3) -), n-butylene (-CH 2 -CH 2 -CH 2 -CH 2 -), 2-methylbutylene (-CH 2 -CH (CH 3 ) -CH 2 -CH 2 -), 4-methylbutylene (-CH 2 -CH 2 -CH 2 -CH) (CH 3 ) -), pentylene and its isomers, hexylene and
- R 1 and R 2 substituted or unsubstituted, independently represent an atom or a group chosen from hydrogen, halogens (such as Cl and I), alkyl (such as Me, Et, nPr, iPr), alkenyl, alkynyl, haloalkyl, haloalkenyl, haloalkynyl, silylalkyl, silylalkenyls, silylalkynyls, germylalkyl, germylalkenyl, germylalkynyl; or R 1 and R 2 together with M form a metallocycle comprising from 3 to 20 carbon atoms; or
- the metallocene catalyst is selected from rac-ethylene bis (tetrahydroindenyl) zirconium dimethyl and rac-ethylene bis (tetrahydroindenyl) zirconium dichloride;
- the oligomerization of 1-decene is carried out in a solvent chosen from a linear or branched hydrocarbon, a cyclic or non-cyclic hydrocarbon, an alkylated aromatic compound and their mixtures or in a solvent chosen from butanes, pentanes, hexanes, heptanes and octanes cyclopentane, cyclohexane, methylcyclopentane, methylcyclohexane, methylcycloheptane, toluene, xylene and mixtures thereof;
- the activator compound is selected from an ionic activator and an oligomeric compound comprising residues of formula -Al (R) -0- wherein R independently represents a C 20 alkyl group, cyclic or linear; or the activator compound is selected from methylalumoxane, modified methylalumoxane, ethylalumoxane, isobutylalumoxane and mixtures thereof; or the activator compound is selected from dimethylanilinium tetrakis (perfluorophenyl) borate, triphenylcarbonium tetrakis (perfluorophenyl) borate, dimethylanilinium tetrakis (perfluorophenyl) aluminate, and mixtures thereof;
- the coactivator compound is a trialkylaluminium derivative or a compound chosen from triethyl aluminum (TEAL), triisobutylaluminum (TIBAL), tri-methyl aluminum (TMA), tri-n-octyl aluminum and methyl-methyl-ethyl aluminum (MMEAL);
- TEAL triethyl aluminum
- TIBAL triisobutylaluminum
- TMA tri-methyl aluminum
- MMEAL methyl-methyl-ethyl aluminum
- the catalyst deactivation is carried out by action of air or water or by means of at least one alcohol or a deactivating agent solution; or the hydrogen pressure (H 2 ) during the catalytic hydrogenation of the oligomerization products is 5 to 50 bar or 10 to 40 bar or 15 to 25 bar;
- the hydrogenation catalyst is selected from palladium derivative, a derivative of the supported palladium, a palladium derivative supported on alumina (eg gamma-alumina), a nickel derivative, a supported nickel, a derivative nickel supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt-molybdenum derivative, a supported cobalt-molybdenum derivative;
- ⁇ the pressure of hydrogen (H 2) in the final hydrogenation of the major fraction by weight of 1-decene tetramer of formula (I) is from 5 to 50 bar or 10 to 40 bar or 15 to 25 bar;
- ⁇ the length of the hydrogenation in the final hydrogenation is between 2 and 600 minutes or between 30 and 300 min;
- the final hydrogenation is carried out at a temperature ranging from 50 to 200 ° C or from 60 to 150 ° C or from 70 to 140 ° C or from 80 to 120 ° C;
- the hydrogenation catalyst during the final hydrogenation of the tetramer fraction comprising more than 50% by weight of 1-decene tetramer of formula (I), is chosen from a derivative of palladium, a supported palladium derivative , a palladium derivative supported on alumina (for example on gamma-alumina), a nickel derivative, a supported nickel derivative, a nickel derivative supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt derivative molybdenum, a supported cobalt-molybdenum derivative.
- the method according to the invention may advantageously comprise other steps.
- the method according to the invention can also combine all or some of the following steps:
- the invention also relates to the use as base oil or lubricating base oil of an oil according to the invention.
- This use therefore relates to a low viscosity oil comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane, 1-decene tetramer of formula (I).
- the invention also relates to the use of an oil according to the invention for improving the Fuel Eco (FE) of a lubricant. It also relates to its use to reduce the fuel consumption of an engine or to reduce the fuel consumption of a vehicle engine. These uses also relate to an oil according to the invention as defined by its advantageous, particular or preferred characteristics and by its preparation process.
- FE Fuel Eco
- the invention also relates to a lubricant composition
- This lubricating composition therefore comprises a low viscosity oil comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane, 1-decene tetramer of formula (I).
- the composition according to the invention comprises at least 10% by weight or at least 20% by weight of an oil according to the invention.
- the composition according to the invention comprises at least 30, 40, 50 or 60% by weight of an oil according to the invention.
- the composition according to the invention comprises from 10 to 50% by weight, preferably from 10 to 40% by weight or from 15 to 30% by weight of at least one base oil according to the invention.
- the composition according to the invention comprises an oil according to the invention and at least one other base oil. It may also comprise an oil according to the invention and at least one additive or an oil according to the invention, at least one other base oil and at least one additive.
- the lubricant composition according to the invention may comprise an oil according to the invention as defined by its advantageous, particular or preferred characteristics as well as by its preparation process.
- the composition according to the invention may comprise an oil chosen from a Group III oil, a Group IV oil, a Group V oil, in particular esters and polyalkylene glycols (PAG).
- the lubricant composition according to the invention is particularly advantageous for use as a high performance lubricant for lubrication in the fields of motors, hydraulic fluids, gears, in particular bridges and transmissions.
- the invention also relates to the use of a lubricant composition according to the invention for improving the Fuel Eco (FE) of a lubricant. It also relates to its use to reduce the fuel consumption of an engine or to reduce the fuel consumption of a vehicle engine.
- FE Fuel Eco
- An autoclave reactor equipped with an agitator, a temperature control system and inlets for introducing nitrogen, hydrogen and 1-decene was used.
- 1-Decene (a product of TCI or the company Acros) is used at a purity higher than 94%. It is purified on 3 A and 13 X molecular sieves (Sigma-Aldrich company). Before use, the molecular sieves used are pre-dried at 200 ° C. for 16 hours.
- the products are characterized by 1 H NMR and two-dimensional gas phase chromatography (GCxGC).
- the samples of PAO were diluted in the deuterated chloroform and the NMR spectra were carried out with 300 K on Bruker spectrometers 400 MHz: 1 H, 13 C, HMQC (heteronuclear multiple quantum coherence) and HMBC (heteronuclear multiple bond coherence).
- the two-dimensional chromatography is implemented in continuous mode by means of two apolar and polar columns.
- the entire effluent from the first column is separated in the second dimension.
- the separation of the compounds is governed by the volatility on the first column and by specific interactions ( ⁇ - ⁇ type, dipolar interactions, etc.) on the second dimension.
- the samples are usually diluted twice in heptane.
- the chromatographic conditions were optimized to elute the PAOs prepared according to the invention.
- the samples were analyzed in GCxGC with cryogenic modulation (liquid nitrogen), programming of the first oven from 45 ° C (5 min) to 320 ° C (20 min) with a ramp of 3 ° C / min, a programming of the secondary oven from 60 ° C (5 min) up to 330 ° C (20 min) with a ramp of 3 ° C / min and columns used according to the following operating conditions:
- o 1 st dimension HP1, 25 m, ID 0.32 mm, film thickness: 0,17 ⁇ ;
- o 2nd dimension BPX-50, 1, 5m, 0.1 mm ID, film thickness: 0.1 ⁇ ;
- o injector split 100: 1, volume injected: 0.1 ⁇ ;
- o detector FID, 320 ° C;
- o temperature of the hot jet 320 ° C;
- An 8L autoclave reactor is used. Before use, the reactor is dried at 130 ° C with a nitrogen flow for one hour and then cooled to 110 ° C. Then, it is filled with 3500 mL of 1-decene under a stream of nitrogen. The temperature of the reactor is maintained at 110 ° C. and hydrogen (H 2 ) is introduced at a ratio m / m H 2 /1-decene of 414 ppm.
- the catalyst is rac-ethylene bis (tetrahydroindenyl) zirconium dimethyl activated with dimethylanilinium tetrakis (perfluorophenyl) borate (DMAB) in a molar ratio B / Zr of 1.75.
- DMAB dimethylanilinium tetrakis (perfluorophenyl) borate
- B / Zr dimethylanilinium tetrakis (perfluorophenyl) borate
- TiBAI Triisobutyl aluminum
- the oligomerization begins at the time of introduction of the activated catalyst in a concentration of 17 ⁇ relative to the oligomerization solution.
- the oligomerization products and the fraction of tetramers comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane are then separated by distillation at reduced pressure (0.67 mbar) according to the ASTM D5236 standard, by means of of a column with 15 theoretical plates whose maximum temperature is 495 ° C. This distillation according to ASTM D5236 allows to isolate products whose boiling point is 475 and 495 ° C.
- the oil according to the invention obtained has a content of 9-methyl-1 1, 13-dioctyltricosane equal to 72.73%.
- This oil according to the invention comprising more than 50% by weight of 9-methyl-1, 13-dioctyltricosane has a kinematic viscosity at 100 ° C, measured according to ASTM D445, of 5.823 mm 2 . s "1.
- the viscosity index of the oil is 144. Its volatility measured according to standard CEC L-40-93 was 4.6% by mass and its dynamic viscosity (CCS) at -35 ° C as measured according to ASTM D5293, is 2,950 mPa.s. Its average molecular weight is 479 g / mol, calculated according to ASTM D2502.
- the characteristics of the oil according to the invention make it possible to obtain excellent lubricating, rheological, in particular cold and oxidation resistance properties, as well as Fuel Eco.
- This reference PAO oil has a kinematic viscosity at 100 ° C., measured according to the ASTM D445 standard, of 5.864 mm 2 . s "1.
- the viscosity index was 137.
- Its volatility measured according to standard CEC L-40-93 was 6.8% by mass and its dynamic viscosity (CCS) at -35 ° C, measured according to ASTM D5293 is 3870 mPa.s.
- CCS dynamic viscosity
- Its average molecular weight is 473 g / mol, calculated according to ASTM D2502.
- the specifications of this commercial oil are as follows: kinematic viscosity at 100 ° C., measured according to ASTM D445, of 5.7 to 6.1 mm 2 . s "1 ; volatility measured according to CEC standard L-40-93 less than 7% by mass.
- the oligomers present in this oil were characterized by 1 H NMR and three-dimensional gas phase chromatography (GCxGC).
- the oligomeric distribution of this PAO is 34% by weight of the various C 30 oligomers, 42% by weight of the various C 40 oligomers and 15% by weight of the various C 50 oligomers, the rest consisting of other oligomers.
- the process according to the invention thus makes it possible to prepare an oil whose properties are equivalent to or better than commercial PAO oils, in particular the viscosity index, the volatility or the dynamic viscosity at cold, which are much better for oils according to US Pat. invention.
- Example 3 Preparation of a Lubricating Composition According to the Invention (1) and a Comparative Lubricating Composition (1)
- the lubricating compositions are prepared by mixing the oil according to Example 1 or a known PAO oil with another Group III base oil, viscosity index improvers and a mixture of additives (dispersants, detergents including sulfonate, friction modifier, antioxidant, pour point improver, anti-wear agent).
- the lubricating compositions thus prepared are described in Table 1 (% by weight).
- Table 1 The characteristics of the lubricating compositions prepared are evaluated. The results obtained are shown in Table 2.
- the lubricating compositions comprising the oil (1) according to the invention have improved properties with respect to the lubricating composition comprising a known PAO base oil.
- the dynamic viscosity at cold is lower. Noack volatility is improved.
- the lubricating compositions are prepared by mixing the oil according to Example 1 or a known PAO oil with another Group III base oil, viscosity index improvers and a mixture of additives (dispersants, friction modifier, detergents including sulfonate, antioxidant, pour point improver, anti-wear agent).
- the lubricating compositions thus prepared are described in Table 3 (% by weight).
- Composition (2) Composition according to the comparative invention (2) base oil group III (grade 4) 65.7 65.7 base oil group IV PAO 6 (Ineos Durasyn
- oil (1) according to the invention 15 0 mixture of additives 15.9 15.9 polymers 3,4 3,4
- the lubricating compositions comprising the oil (1) according to the invention have improved properties with respect to the lubricating composition comprising a known PAO base oil.
- the viscosity index is higher.
- the dynamic viscosity at cold is lower. Noack volatility is improved.
- the lubricant composition (1) according to the invention and the comparative lubricating composition (1) are compared with a reference lubricant composition (grade SAE OW-20).
- a reference lubricant composition grade SAE OW-20.
- Each measurement of friction is carried out for approximately 12 hours and makes it possible to establish a detailed cartography of the friction torque induced by each lubricating composition.
- the tests are carried out according to the following sequence:
- the drive torque and the indicated motor operating torque are then measured over the selected speed and temperature ranges.
- a temperature conditioning phase of 90 min is respected. The measurement starts when the oil and water temperatures reach the set temperature +/- 0.5 ° C.
- 4 measurements are averaged over 250 revolutions and the measurement of the friction torque on this point corresponds to the average of these 4 values.
- a thermal stabilization time of 5 minutes is observed after each ramp of regime or temperature.
- the friction gain is evaluated for each lubricant composition as a function of the temperature and engine speed and then compared to the friction measured for the reference lubricant composition.
- the friction gains can be positive or negative, it is a loss.
- the results in friction gains obtained between the composition lubricant (1) according to the invention and the comparative lubricating composition (1) are shown in Table 5.
- the lubricant composition (1) according to the invention allows a significant gain in friction with respect to the comparative lubricant composition (1) at different operating temperatures.
- the lubricant composition according to the invention thus allows a significant friction gain compared to the comparative lubricating composition and therefore allows to consider a significant reduction in CO 2 emissions.
- Example 6 Evaluation of Properties for Lubricating a Vehicle Engine with a Lubricating Composition According to the Invention (2) and a Comparative Lubricating Composition
- An engine N20 (BMW) with a displacement of 2.0 L (maximum power of 180 kW) is used, driven by a generator with an electric motor.
- the lubricating composition (2) according to the invention and the comparative lubricating composition (2) are compared with a reference lubricating composition (grade SAE OW-30).
- the conditions of the evaluations are adapted to the conditions of example 5.
- the instructions implemented are as follows:
- the friction gain is evaluated for each lubricant composition as a function of the temperature and engine speed and then compared to the friction measured for the reference lubricant composition.
- the results in friction gains obtained between the lubricant composition (2) according to the invention and the comparative lubricating composition (2) are presented in Table 7.
- the lubricant composition (2) according to the invention allows a significant increase in friction with respect to the comparative lubricant composition (2) at different operating temperatures. From these friction gains, a CO 2 emission reduction can be expected.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1556039A FR3037949B1 (fr) | 2015-06-29 | 2015-06-29 | Polyolefines lubrifiantes de basse viscosite |
PCT/EP2016/065077 WO2017001442A1 (fr) | 2015-06-29 | 2016-06-29 | Polyoléfines lubrifiantes de basse viscosité |
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EP3313963A1 true EP3313963A1 (fr) | 2018-05-02 |
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EP16732667.7A Withdrawn EP3313963A1 (fr) | 2015-06-29 | 2016-06-29 | Polyoléfines lubrifiantes de basse viscosité |
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US (1) | US20180187117A1 (fr) |
EP (1) | EP3313963A1 (fr) |
JP (1) | JP2018519393A (fr) |
CN (1) | CN107922866A (fr) |
FR (1) | FR3037949B1 (fr) |
WO (1) | WO2017001442A1 (fr) |
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US11180709B2 (en) * | 2018-02-19 | 2021-11-23 | Exxonmobil Chemical Patents Inc. | Functional fluids comprising low-viscosity, low-volatility polyalpha-olefin base stock |
WO2021015172A1 (fr) | 2019-07-25 | 2021-01-28 | 出光興産株式会社 | Composition de composé hydrocarbure aliphatique saturé ainsi que procédé de fabrication de celle-ci, et composition d'huile lubrifiante |
CN111205910A (zh) * | 2020-01-09 | 2020-05-29 | 辽宁汽众润滑油生产有限公司 | 一种ab型复合功效发动机润滑油组合物 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4282392A (en) * | 1976-10-28 | 1981-08-04 | Gulf Research & Development Company | Alpha-olefin oligomer synthetic lubricant |
CA1334966C (fr) * | 1987-03-23 | 1995-03-28 | Dow Corning Corporation | Fluide hydraulique siloxane-poly-alpha-olefine |
DE69013905T3 (de) * | 1990-07-24 | 2005-06-02 | Ethyl Petroleum Additives Ltd., Bracknell | Biologisch abbaubare Schmieröle und funktionelle Flüssigkeiten. |
MY139205A (en) * | 2001-08-31 | 2009-08-28 | Pennzoil Quaker State Co | Synthesis of poly-alpha olefin and use thereof |
JP5390738B2 (ja) * | 2005-11-15 | 2014-01-15 | 出光興産株式会社 | 内燃機関用潤滑油組成物 |
JP5237550B2 (ja) * | 2006-12-28 | 2013-07-17 | 出光興産株式会社 | グリース |
WO2010053022A1 (fr) * | 2008-11-04 | 2010-05-14 | 出光興産株式会社 | Procédé de production d'oligomères d'α-oléfine, oligomères d'α-oléfine et composition d'huile lubrifiante |
US9234150B2 (en) * | 2011-10-10 | 2016-01-12 | Exxonmobil Research And Engineering Company | Low viscosity engine oil compositions |
FR3021665B1 (fr) * | 2014-05-30 | 2018-02-16 | Total Marketing Services | Procede de preparation de polyolefines lubrifiantes de basse viscosite |
FR3021664B1 (fr) * | 2014-05-30 | 2020-12-04 | Total Marketing Services | Polyolefines lubrifiantes de basse viscosite |
-
2015
- 2015-06-29 FR FR1556039A patent/FR3037949B1/fr not_active Expired - Fee Related
-
2016
- 2016-06-29 CN CN201680037790.8A patent/CN107922866A/zh active Pending
- 2016-06-29 JP JP2017567774A patent/JP2018519393A/ja active Pending
- 2016-06-29 WO PCT/EP2016/065077 patent/WO2017001442A1/fr unknown
- 2016-06-29 EP EP16732667.7A patent/EP3313963A1/fr not_active Withdrawn
- 2016-06-29 US US15/740,735 patent/US20180187117A1/en not_active Abandoned
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CN107922866A (zh) | 2018-04-17 |
FR3037949B1 (fr) | 2017-08-11 |
FR3037949A1 (fr) | 2016-12-30 |
WO2017001442A1 (fr) | 2017-01-05 |
US20180187117A1 (en) | 2018-07-05 |
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