WO2011076949A1 - Compositions de carburant liquide - Google Patents

Compositions de carburant liquide Download PDF

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Publication number
WO2011076949A1
WO2011076949A1 PCT/EP2010/070726 EP2010070726W WO2011076949A1 WO 2011076949 A1 WO2011076949 A1 WO 2011076949A1 EP 2010070726 W EP2010070726 W EP 2010070726W WO 2011076949 A1 WO2011076949 A1 WO 2011076949A1
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WO
WIPO (PCT)
Prior art keywords
fuel
fuel composition
gasoline
ppmw
base
Prior art date
Application number
PCT/EP2010/070726
Other languages
English (en)
Inventor
Alex John Cantlay
Frederic Emmanuel Leballois
Susan Jane Smith
Original Assignee
Shell Internationale Research Maatschappij B.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shell Internationale Research Maatschappij B.V. filed Critical Shell Internationale Research Maatschappij B.V.
Priority to EP10803094A priority Critical patent/EP2516601A1/fr
Priority to BR112012015459A priority patent/BR112012015459A2/pt
Priority to US13/518,207 priority patent/US20130212934A1/en
Priority to CA2785026A priority patent/CA2785026A1/fr
Publication of WO2011076949A1 publication Critical patent/WO2011076949A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
    • C10L1/2222—(cyclo)aliphatic amines; polyamines (no macromolecular substituent 30C); quaternair ammonium compounds; carbamates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/143—Organic compounds mixtures of organic macromolecular compounds with organic non-macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/234—Macromolecular compounds
    • C10L1/238—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
    • C10L1/2383—Polyamines or polyimines, or derivatives thereof (poly)amines and imines; derivatives thereof (substituted by a macromolecular group containing 30C)
    • C10L1/2387—Polyoxyalkyleneamines (poly)oxyalkylene amines and derivatives thereof (substituted by a macromolecular group containing 30C)
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/08—Use of additives to fuels or fires for particular purposes for improving lubricity; for reducing wear
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/18—Use of additives to fuels or fires for particular purposes use of detergents or dispersants for purposes not provided for in groups C10L10/02 - C10L10/16
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/182—Organic compounds containing oxygen containing hydroxy groups; Salts thereof
    • C10L1/1822—Organic compounds containing oxygen containing hydroxy groups; Salts thereof hydroxy group directly attached to (cyclo)aliphatic carbon atoms
    • C10L1/1824—Organic compounds containing oxygen containing hydroxy groups; Salts thereof hydroxy group directly attached to (cyclo)aliphatic carbon atoms mono-hydroxy

Definitions

  • the present invention relates to liquid fuel
  • compositions comprising a major portion of a base fuel suitable for use in an internal combustion engine, in particular liquid fuel compositions comprising a major portion of a base fuel suitable for use in an internal combustion engine and a hyperdispersant.
  • Ethanol and methanol are two types of alcohol fuels.
  • the use of pure alcohols in internal combustion engines is possible if the engine is designed or modified for that purpose.
  • ethanol is widely used in this manner, particularly since methanol is toxic.
  • alcohols can be mixed with gasoline in various ratios for use in unmodified gasoline engines, and with minor modifications can also be used with a higher content of alcohol.
  • E100 contains 100% ethanol.
  • E85 is 85% anhydrous ethanol and 15% gasoline.
  • Lower ethanol blends such as from E5 to E25 are also known.
  • E10 is a fuel mixture of 10% anhydrous ethanol and 90% gasoline that can be used in the internal combustion engines of most modern spark- ignition engines without any need for any modification of the engine or vehicle's fuel system.
  • E10 blends are approved for use in all new US automobiles and are mandated in some places for emissions and other reasons.
  • the E10 blend and lower ethanol content mixtures have been used in several countries and its use has primarily been driven by legislation such as the US Energy
  • the concentrate comprising a polyetheramine, antioxidant and a specified friction modifier.
  • the concentrate is
  • US 4,518,435 discloses a dispersion of a particulate solid in a polar organic medium utilising a dispersing agent which is a tertiary amine, or salt thereof, the amine containing at least one polymeric group which is a poly (lower alkylene oxy) chain.
  • the particulate solid is suitably selected from organic pigments, organic
  • the polar organic medium is most suitably a lower alkanol.
  • liquid fuel composition comprising:
  • R is an -NR 1 2 group where R 1 is independently selected from hydrogen and a C1-C6 hydrocarbyl group, n is an integer in the range of from 6 to 37, m is an integer in the range of from 12 to 74 and p is 0 or 1.
  • compositions of the present invention should not contain added particulate solid such as carbon black.
  • the liquid fuel composition of the present invention comprises a base fuel suitable for use in a spark
  • the base fuel suitable for use herein comprises one or more oxygenated hydrocarbons .
  • oxygenated hydrocarbons examples include alcohols, ethers, esters, ketones, aldehydes, carboxylic acids and their derivatives, and oxygen containing heterocyclic
  • the oxygenated hydrocarbons that may be incorporated into the base fuel are selected from alcohols, ethers (preferably ethers containing 5 or more carbon atoms per molecule, e.g., methyl tert-butyl ether) and esters (preferably esters containing 5 or more carbon atoms per molecule) .
  • ethers preferably ethers containing 5 or more carbon atoms per molecule, e.g., methyl tert-butyl ether
  • esters preferably esters containing 5 or more carbon atoms per molecule
  • Particularly preferred oxygenated hydrocarbons for incorporation in the base fuel herein are alcohols, especially alcohols selected from methanol, ethanol, propanol, 2-propanol, butanol, iso-butanol, tert-butanol ,
  • the amount of oxygenated hydrocarbons present in the base fuel is selected from one of the following amounts: up to 100% by volume; up to 95% by volume; up to 90% by volume; up to 85% by volume; up to
  • the base fuel may contain at least 0.1, 0.5, 2.0 or 5.0% by volume of oxygenated hydrocarbons .
  • the polyetheramine used in the present invention may also be referred to as a hyperdispersant .
  • the one or more polyetheramines in the liquid fuel compositions of the present invention are compounds having formula (I) :
  • R is an -NR 1 2 group where R 1 is independently selected from hydrogen and a C 1 -C6 hydrocarbyl group, n is an integer in the range of from 6 to 37, m is an integer in the range of from 12 to 74 and p is 0 or 1.
  • n is preferably in the range of from 8 to 24 and m is preferably in the range of from 16 to 48. In preferred embodiments, the ratio of n:m is 1:2.
  • p is 1. In another embodiment of the present invention p is 0.
  • R is a terminal amine group wherein the terminal amine group is selected from -NR 1 2 , wherein R 1 is selected from hydrogen and a C 1 -C6 hydrocarbyl group .
  • the R 1 group in the terminal amine group is
  • R 1 is independently selected from a C 1 -C4 alkyl group.
  • suitable C 1 -C4 alkyl groups are methyl, ethyl, n-propyl, i-propyl, n-butyl, i-butyl and t-butyl groups.
  • terminal amine groups examples include -NH 2 , -NHCH 3 , -NHCH 2 CH 3 , -NHCH2CH2CH 3 , -NHCH(CH 3 ) 2 ,
  • the terminal amine group is -N ((3 ⁇ 4(3 ⁇ 4) 2 . In another preferred embodiment the terminal amine group is
  • hydrocarbyl represents a radical formed by removal of one or more hydrogen atoms from a carbon atom of a hydrocarbon (not necessarily the same carbon atoms in case more hydrogen atoms are removed) .
  • Hydrocarbyl groups may be aromatic, aliphatic, acyclic or cyclic groups.
  • hydrocarbyl groups are aryl, cycloalkyl, alkyl or alkenyl, in which case they may be straight-chain or branched-chain groups.
  • heteroatom-containing functional groups By “inert” is meant that the functional groups do not interfere to any substantial degree with the function of the compound.
  • polyetheramines suitable for use herein include CH-10S commercially available from Shanghai
  • the base fuel may comprise a gasoline fuel in addition to the oxygenated hydrocarbons.
  • the amount of gasoline present in the base fuel is selected from one of the following amounts: up to 99.9%, up to 99.5%, up to 99%, up to 98%, up to 95%, and at least 5%, at least 10%, at least 30%, at least 35%, at least 70%, at least 75%, at least 80%, at least 90%, by volume of the base fuel.
  • the base fuel comprises a gasoline
  • the gasoline may be any gasoline suitable for use in an internal combustion engine of the spark-ignition (petrol) type known in the art.
  • the gasoline used as base fuel in the liquid fuel composition of the present invention may conveniently also be referred to as 'base gasoline'.
  • Gasolines typically comprise mixtures of
  • hydrocarbons boiling in the range from 25 to 230 °C (EN- ISO 3405), the optimal ranges and distillation curves typically varying according to climate and season of the year.
  • the hydrocarbons in a gasoline may be derived by any means known in the art, conveniently the hydrocarbons may be derived in any known manner from straight-run gasoline, synthetically-produced aromatic hydrocarbon mixtures, thermally or catalytically cracked
  • composition research octane number (RON) and motor octane number (MON) of the gasoline are not critical.
  • the research octane number (RON) of the gasoline may be at least 80, for instance in the range of from 80 to 110, preferably the RON of the gasoline will be at least 90, for instance in the range of from 90 to 110, more preferably the RON of the gasoline
  • the gasoline will be at least 91, for instance in the range of from 91 to 105, even more preferably the RON of the gasoline will be at least 92, for instance in the range of from 92 to 103, even more preferably the RON of the gasoline will be at least 93, for instance in the range of from 93 to 102, and most preferably the RON of the gasoline will be at least 94, for instance in the range of from 94 to 100 (EN 25164);
  • the motor octane number (MON) of the gasoline may conveniently be at least 70, for instance in the range of from 70 to 110, preferably the MON of the gasoline will be at least 75, for instance in the range of from 75 to 105, more preferably the MON of the gasoline will be at least 80, for instance in the range of from 80 to 100, most preferably the MON of the gasoline will be at least 82, for instance in the range of from 82 to 95 (EN 25163) .
  • refinery gasolines comprise components selected from one or more of the following groups;
  • the gasoline may comprise a mixture of saturated hydrocarbons, olefinic hydrocarbons and aromatic hydrocarbons.
  • the olefinic hydrocarbon content of the gasoline is in the range of from 0 to 40 percent by volume based on the gasoline (ASTM D1319); preferably, the olefinic hydrocarbon content of the gasoline is in the range of from 0 to 30 percent by volume based on the gasoline, more preferably, the olefinic hydrocarbon content of the gasoline is in the range of from 0 to 20 percent by volume based on the gasoline.
  • the aromatic hydrocarbon content of the gasoline is in the range of from 0 to 70 percent by volume based on the gasoline (ASTM D1319), for instance the aromatic hydrocarbon content of the gasoline is in the range of from 10 to 60 percent by volume based on the gasoline; preferably, the aromatic hydrocarbon content of the gasoline is in the range of from 0 to 50 percent by volume based on the gasoline, for instance the aromatic hydrocarbon content of the gasoline is in the range of from 10 to 50 percent by volume based on the gasoline.
  • the benzene content of the gasoline is at most 10 percent by volume, more preferably at most 5 percent by volume, especially at most 1 percent by volume based on the gasoline.
  • the gasoline preferably has a low or ultra low sulphur content, for instance at most 1000 ppmw (parts per million by weight), preferably no more than 500 ppmw, more preferably no more than 100, even more preferably no more than 50 and most preferably no more than even
  • the gasoline also preferably has a low total lead content, such as at most 0.005 g/1, most preferably being lead free - having no lead compounds added thereto (i.e. unleaded) .
  • gasoline for use herein is a
  • gasolines which have an olefinic hydrocarbon content of from 0 to 20 percent by volume (ASTM D1319), an oxygen content of from 0 to 5 percent by weight (EN 1601), an aromatic hydrocarbon content of from 0 to 50 percent by volume (ASTM D1319) and a benzene content of at most 1 percent by volume.
  • the liquid fuel composition of the present invention may conveniently additionally include one or more fuel additive (s) .
  • the concentration and nature of the fuel additive (s) that may be included in the liquid fuel composition of the present invention is not critical.
  • suitable types of fuel additives include anti-oxidants , corrosion inhibitors, detergents, dehazers, antiknock additives, metal deactivators, valve-seat recession protectant compounds, dyes, friction modifiers, carrier fluids, diluents and markers, though preferably no dyes or coloured markers are used in the compositions of the present invention. Examples of suitable additives are described generally in US Patent No. 5,855,629.
  • the polyetheramine of formula (I) is used in conjunction with a detergent fuel additive.
  • Detergents for use herein may be any detergent suitable for use in a fuel composition. Suitable detergents for such use include polyisobutyleneamine detergents.
  • the fuel additives can be blended with one or more diluents or carrier fluids, to form an additive concentrate, the additive concentrate can then be admixed with the base fuel of the present invention.
  • the polyetheramines of formula (I) may be added to the fuel composition as part of the additive concentrate or may be added direct to the base fuel at the same time as or at a different time to an additive or additive concentrate, if used.
  • the (active matter) concentration of any additives present in the base fuel of the present invention is preferably up to 1 percent by weight, more preferably in the range from 5 to 1000 ppmw, advantageously in the range of from 75 to 300 ppmw, such as from 95 to 150 ppmw .
  • liquid fuel composition of the present invention is produced by admixing the one or more polyetheramines of formula (I) with a base fuel suitable for use in an internal combustion engine.
  • polyetheramines of formula (I) present in the liquid fuel composition of the present invention is at least 1 ppmw (part per million by weight), based on the overall weight of the liquid fuel composition. More preferably, the amount of the one or more polyetheramines present in the liquid fuel composition of the present invention
  • polyetheramines of formula (I) present in the liquid fuel composition of the present invention may also be at least 200 ppmw, at least 300 ppmw, at least 400 ppmw, at least
  • the amount of polyetheramine of formula (I) is in the range of from 10 ppmw, suitably 100 ppmw, to 1000 ppmw, most suitably from 300 ppmw to 700 ppmw, preferably 400 to 600 ppmw and especially 500 ppmw, based on total fuel composition.
  • liquid fuel compositions can also provide benefits in terms of improved fuel economy of an internal combustion engine being fuelled by the liquid fuel composition of the present invention, relative to the internal combustion engine being fuelled by the liquid base fuel.
  • the present invention therefore provides a method of improving the fuel economy performance of a liquid base fuel suitable for use in an internal combustion engine, comprising admixing one or more polyetheramines of formula (I) with a major portion of the liquid base fuel suitable for use in an internal combustion engine.
  • lubricity of the liquid fuel composition relative to the liquid base fuel.
  • improve/improving lubricity it is meant that the wear scar produced using a high frequency reciprocating rig (HFRR) is reduced.
  • the use of the one or more polyetheramines of formula (I) in liquid fuel compositions can also provide benefits in terms of engine cleanliness, in particular in terms of improved inlet valve deposit keep clean and/or injector nozzle keep clean performance, of an internal combustion engine being fuelled by the liquid fuel composition of the present invention relative to the internal combustion engine being fuelled by the liquid base fuel.
  • Engine cleanliness can be further enhanced by the use of a polyetheramine of formula (I) in combination with a detergent fuel additive.
  • the combined use in a fuel composition of the present invention appears to act synergistically to provide a greater enhanced engine cleanliness than would be achieved by the use of either component alone. It has further been observed that use of a polyetheramine of formula (I) in the fuel composition of the present invention appears to lead to diffused fuel residues and thereby reducing the likelihood that fuel deposits will form in use for example on engine valves. This diffusion of residue deposits is observed whether the polyetheramine is used alone in the composition or in combination with a detergent fuel additive.
  • the amount of polyetheramine in the fuel composition is suitably in the range of from 50 ppmw to 500 ppmw, most suitably from 50 ppmw 300 ppmw, for example 100 to 200 ppmw, based on total fuel composition.
  • the amount of a detergent fuel additive is suitably in the range of from 100 ppmw to 500 ppmw, suitably 250 to 500 ppmw, based on the total fuel composition.
  • improved/improving inlet valve deposit keep clean performance it is meant that the weight of deposit formed on the inlet valve of the engine is reduced relative to the base fuel not containing the one or more polyetheramines of formula (I) .
  • improve/improving injector nozzle keep clean performance it is meant that the amount of deposit formed on the injector nozzle of the engine is reduced as measured by the loss of engine torque.
  • polyetheramines used in the present invention have furthermore been found to be fully soluble in alcohol- based fuel compositions, especially E100 compositions, and impart no colour or haze to the final formulation.
  • the present invention further provides a method of operating an internal combustion engine, which method involves introducing into a combustion chamber of the engine a liquid fuel composition according to the present invention .
  • Ethanol and gasoline were mixed according to the weight ratios set out in Table 1 below.
  • Suitable amounts of detergent and CH-10S (a polyetheramine commercially available from Shanghai Sanzheng Polymer Material Co. Ltd (China) ) were added to the base fuel as set out in Table 1 below.
  • the formulations of the present invention provide benefits in terms of improved engine cleanliness as well as improved fuel economy.

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Liquid Carbonaceous Fuels (AREA)

Abstract

La présente invention concerne une composition de carburant liquide qui comprend : - un carburant de base approprié pour une utilisation dans un moteur à combustion interne, le carburant de base comprenant des hydrocarbures oxygénés ; et - une ou plusieurs polyéther-amines de formule (I) : dans laquelle R est un groupe -NR1 2 dans lequel R1 est choisi indépendamment parmi l'hydrogène et un groupe hydrocarbyle en C1-C6, n est dans la plage allant de 6 à 37, m est dans la plage allant de 12 à 74 et p est 0 ou 1. La composition de carburant liquide fournit une propreté du moteur améliorée, une lubrification améliorée et des bénéfices d'économie de carburant améliorés.
PCT/EP2010/070726 2009-12-24 2010-12-24 Compositions de carburant liquide WO2011076949A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP10803094A EP2516601A1 (fr) 2009-12-24 2010-12-24 Compositions de carburant liquide
BR112012015459A BR112012015459A2 (pt) 2009-12-24 2010-12-24 composição de combustpivel líquido, método para operar um motor de combustão interna, e, uso de uma polieteramina
US13/518,207 US20130212934A1 (en) 2009-12-24 2010-12-24 Liquid fuel compositions
CA2785026A CA2785026A1 (fr) 2009-12-24 2010-12-24 Compositions de carburant liquide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09180736.2 2009-12-24
EP09180736 2009-12-24

Publications (1)

Publication Number Publication Date
WO2011076949A1 true WO2011076949A1 (fr) 2011-06-30

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ID=42133799

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Application Number Title Priority Date Filing Date
PCT/EP2010/070726 WO2011076949A1 (fr) 2009-12-24 2010-12-24 Compositions de carburant liquide

Country Status (5)

Country Link
US (1) US20130212934A1 (fr)
EP (1) EP2516601A1 (fr)
BR (1) BR112012015459A2 (fr)
CA (1) CA2785026A1 (fr)
WO (1) WO2011076949A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018188982A1 (fr) 2017-04-11 2018-10-18 Basf Se Amines alcoxylées utilisées comme additifs pour carburants
WO2021078753A1 (fr) * 2019-10-22 2021-04-29 Shell Internationale Research Maatschappij B.V. Procédé de réduction de dépôts de soupape d'admission

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4518435A (en) 1977-02-21 1985-05-21 Imperial Chemical Industries Limited Dispersing agent for solids in polar organic liquids
WO1996000440A1 (fr) 1994-06-23 1996-01-04 Imperial Chemical Industries Plc Support d'enregistrement
US5855629A (en) 1996-04-26 1999-01-05 Shell Oil Company Alkoxy acetic acid derivatives
US20060277820A1 (en) * 2005-06-13 2006-12-14 Puri Suresh K Synergistic deposit control additive composition for gasoline fuel and process thereof
US20090307965A1 (en) 2006-12-28 2009-12-17 The Lubrizol Corporation Fuel Additives for Use in High Level Alcohol-Gasoline Blends

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4518435A (en) 1977-02-21 1985-05-21 Imperial Chemical Industries Limited Dispersing agent for solids in polar organic liquids
WO1996000440A1 (fr) 1994-06-23 1996-01-04 Imperial Chemical Industries Plc Support d'enregistrement
US5855629A (en) 1996-04-26 1999-01-05 Shell Oil Company Alkoxy acetic acid derivatives
US20060277820A1 (en) * 2005-06-13 2006-12-14 Puri Suresh K Synergistic deposit control additive composition for gasoline fuel and process thereof
US20090307965A1 (en) 2006-12-28 2009-12-17 The Lubrizol Corporation Fuel Additives for Use in High Level Alcohol-Gasoline Blends

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018188982A1 (fr) 2017-04-11 2018-10-18 Basf Se Amines alcoxylées utilisées comme additifs pour carburants
US11130923B2 (en) 2017-04-11 2021-09-28 Basf Se Alkoxylated amines as fuel additives
WO2021078753A1 (fr) * 2019-10-22 2021-04-29 Shell Internationale Research Maatschappij B.V. Procédé de réduction de dépôts de soupape d'admission
CN114502699A (zh) * 2019-10-22 2022-05-13 国际壳牌研究有限公司 用于减少进气阀沉积物的方法
CN114502699B (zh) * 2019-10-22 2023-10-31 国际壳牌研究有限公司 用于减少进气阀沉积物的方法

Also Published As

Publication number Publication date
EP2516601A1 (fr) 2012-10-31
US20130212934A1 (en) 2013-08-22
CA2785026A1 (fr) 2011-06-30
BR112012015459A2 (pt) 2016-03-15

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