EP3313964A1 - Polyoléfines lubrifiantes de basse viscosité - Google Patents
Polyoléfines lubrifiantes de basse viscositéInfo
- Publication number
- EP3313964A1 EP3313964A1 EP16732674.3A EP16732674A EP3313964A1 EP 3313964 A1 EP3313964 A1 EP 3313964A1 EP 16732674 A EP16732674 A EP 16732674A EP 3313964 A1 EP3313964 A1 EP 3313964A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- decene
- weight
- formula
- dimer
- oil
- 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- Withdrawn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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- B01J31/14—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
- B01J31/143—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 of aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- B01J31/14—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
- B01J31/146—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 of boron
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2282—Unsaturated compounds used as ligands
- B01J31/2295—Cyclic compounds, e.g. cyclopentadienyls
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- 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
- C07C2/26—Catalytic processes with hydrides or organic compounds
- C07C2/32—Catalytic processes with hydrides or organic compounds as complexes, e.g. acetyl-acetonates
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- 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
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/20—Olefin oligomerisation or telomerisation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/40—Complexes comprising metals of Group IV (IVA or IVB) as the central metal
- B01J2531/48—Zirconium
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
- C07C2521/04—Alumina
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- 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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- 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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- 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
- C10M2203/022—Well-defined aliphatic compounds saturated
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/102—Aliphatic fractions
- C10M2203/1025—Aliphatic fractions used as base material
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- 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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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/02—Pour-point; Viscosity index
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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
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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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
- C10N2030/18—Anti-foaming property
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- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/36—Seal compatibility, e.g. with rubber
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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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- 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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- 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
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
- C10N2040/044—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives for manual transmissions
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- 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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- 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-methylnonadecane 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 ASTM D445, ranging from 0.5 to 2.5 mm 2 .s -1 .
- the invention also relates to such an oil of low viscosity prepared according to a particular method using a metallocene catalyst and the use of this oil as a high performance lubricant for lubrication in the fields of motors, hydraulic fluids, gears, in particular bridges and transmissions.
- PAO polyalphaolefins
- 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 of kinematic viscosity at 100 ° C., measured according to ASTM D445, ranging from 0.2 to 4 mm 2 ⁇ s -1 (grades of 0.2 to 4).
- acid catalysts are used.
- 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. It is also important to have base oils with improved properties over known base oils, particularly with respect to Group II or Group III base oils.
- Drainage spacing and reduced size of lubrication systems also increase the need for high performance lubricants.
- FE Fuel Eco
- High performance lubricants and more specifically gearbox lubricants, must therefore have improved properties, in particular as regards kinematic viscosity, viscosity index, volatility, low temperature dynamic viscosity, compatibility with the elastomers, the cold pour point and the coefficient of friction in the elasto-hydrodynamic lubrication regime (characteristic of the tooth and bearing contacts).
- High performance lubricants must also have good deaeration and foaming properties. Thermal stability and oxidation resistance are also properties to maintain or even improve 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 0.5 to 2.5 mm 2 .s -1 , and comprising more than 50% by weight of dimer of 1-decene of formula I)
- the oil according to the invention has a particularly advantageous viscosity ranging from 0.5 to 2.5 mm 2 .s -1 . More advantageously, the kinematic viscosity of the oil according to the invention ranges from 0.8 to 2.2 mm 2 .s -1 . Preferably, the kinematic viscosity of the oil according to the invention ranges from 1 to 2 mm 2 . s "1. More preferably, the kinematic viscosity of the oil of the invention is 1, 6 mm 2. s" 1, 1, 7 mm 2. s "1 of 1, 8 mm 2. s " 1 .
- the oil according to the invention has an average molecular weight ranging from 150 to 1000 g / mol, preferably from 180 to 500 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 -10 ° C, preferably less than or equal to -15 ° C or less than or equal to -20 ° C.
- the pour point is measured according to the EN ISO 3016 standard.
- the oil according to the invention comprises from 50 to 99.9% by weight of 1-decene dimer of formula (I). Also advantageously, the oil according to the invention comprises from 60 to 99.5% by weight or from 70 to 99% by weight of 1-decene dimer of formula (I).
- the oil according to the invention comprises at least 50% by weight of 1-decene dimer of formula (I) or at least 65 or 70% by weight of 1-decene dimer of formula (I). More advantageously, the oil according to the invention comprises at least 80% by weight of 1-decene dimer of formula (I) or at least 90% by weight of 1-decene dimer 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 other saturated dimers of 1-decene (in particular n-eicosane), the saturated trimers of 1-decene, the saturated tetramers of 1-decene, saturated pentamers of 1-decene.
- the oil according to the invention may comprise at least one other saturated oligomer of 1-decene chosen from the other saturated dimers of 1-decene, the saturated trimers of 1-decene.
- the oil according to the invention comprises at least one other saturated dimer of 1-decene, preferably from 0.1 to 10% by weight of at least one other saturated dimer of 1-decene.
- 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-methylnonadecane, 1-decene dimer of formula (I).
- the oil according to the invention comprising more than 50% by weight of 9-methylnonadecane 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) L (Q 1 ) (Q 2 ) MR 1 R 2
- 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 -), 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
- 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 and is
- 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 the formula -AI (R) -O- in which R independently represents a linear or cyclic CC 2 o alkyl group.
- 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. More preferably, 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.
- solvents for the oligomerization of 1-decene it is preferred to use 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 dimer fraction comprising more than 50% by weight of dimer 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 D2892 standard.
- the separation by distillation according to ASTM D2892 is carried out with an initial boiling point (IBP) of less than 375 ° C., preferably between 320 and 375 ° C or between 340 and 350 ° C.
- IBP initial boiling point
- the partial pressure is advantageously less than 0.67 mbar.
- the separation by distillation according to ASTM D2892 makes it possible to separate the fraction of dimers comprising more than 50% by weight of 1-decene dimer of formula (I).
- This dimer fraction comprises more than 50% by weight of 1-decene dimer 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 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. In a preferred manner, 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 step of hydrogenation of the dimer fraction comprising more than 50% by weight of 1-decene dimer 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 particularly preferred catalyst 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 of 1-decene was 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; or the oligomerization is carried out in a mass 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 200 ° C or from 70 to 160 ° C or from 80 to 150 ° C or from 90 to 140 ° C or from 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;
- L represents a bridging divalent C 1 -C 20 -alkyl group Q 1 and Q 2 where 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 ) -CH 2 -CH 2 -), pentylene and its
- 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 chosen from an ionic activator and an oligomeric compound comprising residues of the formula -AI (R) -O- in which R independently represents a linear or cyclic C 1 -C 20 alkyl group; 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 trialkylaluminium derivative or a compound chosen from tri-ethyl aluminum (TEAL), tri-iso-butyl aluminum (TIBAL), tri-methyl aluminum (TMA), tri-n-octyl aluminum and methyl-methyl aluminum-ethyl (MMEAL); or
- 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; 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; or 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 derivative of nickel supported on kieselguhr, a platinum derivative, a supported platinum derivative, a cobalt-molybdenum derivative, a supported cobalt-molybdenum derivative; or
- the hydrogen pressure (H 2 ) during the final hydrogenation of the major fraction by weight of 1-decene dimer of formula (I) ranges from 5 to 50 bar or from 10 to 40 bar or from 15 to 25 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 during the final hydrogenation of the dimer fraction comprising more than 50% by weight of 1-decene dimer 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 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 carried out in a time ranging from 2 to
- the oligomerization of 1-decene was 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 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 carried out 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 from 100 to 130 ° C;
- 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;
- L represents a bridging divalent C 1 -C 20 -alkyl group Q 1 and Q 2 where 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 ) -CH 2 -CH 2 -), pentylene and its
- 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
- the activator compound is chosen from an ionic activator and an oligomeric compound comprising residues of the formula -AI (R) -O- in which R independently represents a linear or cyclic C 1 -C 20 alkyl group; 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 co-activator compound is a trialkylaluminium derivative or a compound chosen from tri-ethyl aluminum (TEAL), tri-iso-butyl aluminum (TIBAL), tri-methyl aluminum (TMA), tri-n-octyl aluminum and methyl-methyl aluminum-ethyl (MMEAL);
- TEAL tri-ethyl aluminum
- TIBAL tri-iso-butyl aluminum
- TMA tri-methyl aluminum
- MMEAL methyl-methyl aluminum-ethyl
- 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; 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 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 hydrogen pressure (H 2 ) during the final hydrogenation of the major fraction by weight of 1-decene dimer of formula (I) ranges from 5 to 50 bar or from 10 to 40 bar or from 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 dimer fraction comprising more than 50% by weight of 1-decene dimer 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-methylnonadecane, 1-decene dimer 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 or for reducing the fuel consumption of a vehicle equipped with a transmission, in particular a bridge or a gearbox, preferably a manual gearbox, lubricated with this composition.
- the invention also relates to the use of an oil according to the invention to reduce the fuel consumption of an engine or to reduce the fuel consumption of a vehicle engine.
- the invention also relates to a lubricant composition comprising an oil according to the invention.
- This lubricating composition therefore comprises a low viscosity oil comprising more than 50% by weight of 9-methylnonadecane, 1-decene dimer 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 90% by weight, preferably from 10 to 80% by weight.
- the composition according to the invention may also comprise from 10 to 20 or 30, 40 or 50% by weight of at least one base oil according to the invention.
- the invention also relates to a lubricating composition for transmission, in particular for a gearbox, in particular for a manual gearbox, comprising from 10 to 90%, preferably from 10 to 80% by weight of oil according to the invention.
- 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, in particular a PPD agent (for depressant point, pour point depressant), or an oil according to the invention, at least one other oil base and at least one additive, in particular a PPD agent.
- a PPD agent for depressant point, pour point depressant
- 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 II oil, in particular a fluid group II oil, a group III oil, an oil of group IV or a group V oil, especially chosen from esters or polyalkylene glycols.
- the lubricant composition according to the invention is particularly advantageous for use as a high performance lubricant for lubrication in the fields of motors, in particular motor vehicles, hydraulic fluids, gears, in particular bridges and transmissions.
- the lubricant composition according to the invention can also be used for the lubrication of industrial machines, such as compressors, aircraft engines or for low temperature lubrication.
- the invention therefore also relates to the use of a lubricant composition according to the invention for improving the Fuel Eco (FE) of a lubricant or for reducing the fuel consumption of a vehicle equipped with a transmission, particularly of a bridge or a gearbox, preferably a manual gearbox, lubricated with this composition.
- FE Fuel Eco
- the invention also relates to the use of a lubricant composition according to the invention for reducing the fuel consumption of an engine or for reducing the fuel consumption of a vehicle engine.
- the invention also relates to the use of a lubricant composition according to the invention for reducing the traction coefficient of a transmission oil, particularly a gearbox oil, preferably a manual gearbox.
- 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 at 27 ° C on 400 MHz Bruker spectrometers: 1 H, 13 C, HMQC (heteronuclear multiple quantum coherence) and HMBC (multiple heteronuclear 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. Depending on their viscosity, 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
- Triisobutyl aluminum (TiBAI) is used as a co-activating compound in a molar ratio Al / Zr of 200. It makes it possible to trap impurities present in the reactor.
- the oligomerization begins at the time of introduction of the activated catalyst in a concentration of 17 ⁇ relative to the oligomerization solution.
- the hydrogenation of the reaction products is then carried out using a palladium catalyst supported on alumina (5 g of palladium on gamma-alumina at 5% w / w relative to the alumina - Alfa Aesar product) and the hydrogen (H 2 ) at 20 bar, at a temperature of 100 ° C, to completely hydrogenate (followed by NMR to control the elimination of unsaturations).
- a palladium catalyst supported on alumina 5 g of palladium on gamma-alumina at 5% w / w relative to the alumina - Alfa Aesar product
- H 2 hydrogen
- the oligomerization products and the dimer fraction comprising more than 50% by weight of 9-methylnonadecane are then separated by distillation under reduced pressure (0.67 mbar) according to ASTM D2892 and by means of a 15-tray column. theoretical whose maximum temperature is 375 ° C. Distillation according to ASTM D2892 therefore makes it possible to separate products whose boiling point is below 375 ° C.
- the oil according to the invention obtained has a content of 9-methylnonadecane equal to 92.5%.
- This oil according to the invention comprising more than 50% by weight of 9-methylnonadecane has a kinematic viscosity at 100 ° C., measured according to the ASTM D445 standard, of 1. 796 mm 2 .s -1 .
- the characteristics of the oil according to the invention allow to obtain excellent lubricating properties, rheological and oxidation resistance as well as Fuel Eco.
- the lubricating compositions are prepared by mixing the oil according to Example 1 or a comparative oil (1), (2) or (3) with another base oil Group III, improving polymers of the viscosity and a mixture of additives (dispersants, friction modifier, detergents including sulfonate, antioxidant, pour point improver, anti-wear agent).
- additives dispersants, friction modifier, detergents including sulfonate, antioxidant, pour point improver, anti-wear agent.
- the lubricant compositions thus prepared are described in Table 2 (% by weight).
- the lubricating composition according to the invention has characteristics at least equivalent and generally greater than the characteristics of the comparative compositions (1), (2) and (3).
- Example 6 Evaluation of the Properties of the Lubricating Composition According to the Invention (1)
- the aeration characteristics of the lubricant composition (1) according to the invention are measured. The conditions and results are shown in Table 4.
- the oxidation stability characteristics were measured by a DKA oxidation test for 192 hours at 150 ° C (CEC L-48-A-00 method B for measurement of changes). The results are shown in Table 5, and thus indicate the variations between the oxidized oil and the new oil.
- the lubricating composition according to the invention has very good properties.
- the lubricant composition according to the invention allows a much greater traction gain compared to lubricating compositions comprising known base oils.
- the lubricant composition according to the invention allows a much higher gain compared to lubricating compositions comprising known base oils.
- Example 8 Evaluation of the Properties of the Lubricating Composition According to the Invention (1) and Comparative Lubricating Compositions (1) and (2) for Lubricating the Transmission of a Motor Vehicle
- composition (1) according to the invention and the comparative compositions (1) and (2) were tested on a Bench of Efficiency for Transmission Fluid (BRFT).
- BRFT Bench of Efficiency for Transmission Fluid
- the benchmark principle is to characterize the overall efficiency of a transverse gearbox (5-speed manual gearbox used in B-segment vehicles). For this, the operation of a gearbox under conditions close to the actual conditions of use corresponding to the NEDC cycle is simulated (speeds ranging from 500 to 4000 rpm and torques ranging from 20 to 100 Nm). The torque is then measured at the output of the gearbox and the ratio between the input and the output torque defines the efficiency of the system. The higher this efficiency, the lower the energy losses in the gearbox and the lower the amount of CO 2 emitted.
- a test was also performed on a reference lubricating oil. For the three lubricating compositions evaluated, the gain in yield was calculated with respect to this reference oil. As for the yield, the higher the yield gain, the more it implies a decrease in the quantity of C0 2 emitted. Table 9 groups the results in yield and gain in yield for the composition (1) according to the invention and the comparative compositions (1) and (2).
- the lubricating composition according to the invention reveals a much higher efficiency of the transmission gearbox compared to lubricating compositions comprising known base oils.
- the efficiency gains thus calculated make it possible to confirm the results estimated in Table 8.
- the lubricant composition according to the invention therefore allows a significant reduction in the amount of C0 2 emitted.
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
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Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1556043A FR3037969B1 (fr) | 2015-06-29 | 2015-06-29 | Polyolefines lubrifiantes de basse viscosite |
PCT/EP2016/065109 WO2017001458A1 (fr) | 2015-06-29 | 2016-06-29 | Polyoléfines lubrifiantes de basse viscosité |
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EP3313964A1 true EP3313964A1 (fr) | 2018-05-02 |
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EP16732674.3A Withdrawn EP3313964A1 (fr) | 2015-06-29 | 2016-06-29 | Polyoléfines lubrifiantes de basse viscosité |
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US (1) | US10377960B2 (fr) |
EP (1) | EP3313964A1 (fr) |
JP (1) | JP2018519394A (fr) |
CN (1) | CN107849474A (fr) |
FR (1) | FR3037969B1 (fr) |
WO (1) | WO2017001458A1 (fr) |
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KR102115676B1 (ko) * | 2018-12-28 | 2020-05-27 | 대림산업 주식회사 | 균일한 구조를 가지는 알파올레핀 올리고머 및 이의 제조방법 |
KR102398899B1 (ko) * | 2019-11-29 | 2022-05-17 | 디엘케미칼 주식회사 | 낮은 점도 알파-올레핀 올리고머 및 이의 제조방법 |
CN111154530A (zh) * | 2020-01-03 | 2020-05-15 | 久润润滑科技(上海)有限公司 | 一种环保型湿式双离合变速器油及其制备方法 |
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JPH0737623B2 (ja) * | 1986-03-31 | 1995-04-26 | 出光興産株式会社 | 潤滑油組成物 |
CA1334966C (fr) * | 1987-03-23 | 1995-03-28 | Dow Corning Corporation | Fluide hydraulique siloxane-poly-alpha-olefine |
US5171905A (en) * | 1990-07-19 | 1992-12-15 | Ethyl Corporation | Olefin dimer products |
US5210346A (en) * | 1992-02-06 | 1993-05-11 | Ethyl Corporation | Synthetic lubricant compositions with alphaolefin dimer |
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 |
US8513478B2 (en) * | 2007-08-01 | 2013-08-20 | Exxonmobil Chemical Patents Inc. | Process to produce polyalphaolefins |
US7932217B2 (en) * | 2007-08-28 | 2011-04-26 | Chevron U.S.A., Inc. | Gear oil compositions, methods of making and using thereof |
JP2011148970A (ja) * | 2009-12-24 | 2011-08-04 | Idemitsu Kosan Co Ltd | 機器冷却用基油、該基油を配合してなる機器冷却油、該冷却油により冷却される機器、および該冷却油による機器冷却方法 |
JP5975408B2 (ja) * | 2011-10-10 | 2016-08-23 | エクソンモービル ケミカル パテンツ インコーポレイテッド | ポリアルファオレフィン組成物及びポリアルファオレフィン組成物の製造方法 |
-
2015
- 2015-06-29 FR FR1556043A patent/FR3037969B1/fr not_active Expired - Fee Related
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2016
- 2016-06-29 CN CN201680037712.8A patent/CN107849474A/zh active Pending
- 2016-06-29 EP EP16732674.3A patent/EP3313964A1/fr not_active Withdrawn
- 2016-06-29 WO PCT/EP2016/065109 patent/WO2017001458A1/fr unknown
- 2016-06-29 JP JP2017567775A patent/JP2018519394A/ja active Pending
- 2016-06-29 US US15/740,746 patent/US10377960B2/en active Active
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US20180187118A1 (en) | 2018-07-05 |
FR3037969B1 (fr) | 2017-08-11 |
JP2018519394A (ja) | 2018-07-19 |
WO2017001458A1 (fr) | 2017-01-05 |
CN107849474A (zh) | 2018-03-27 |
FR3037969A1 (fr) | 2016-12-30 |
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