WO2002061018A1 - Additif pour mazout et produit de mazout comprenant l'additif pour mazout - Google Patents

Additif pour mazout et produit de mazout comprenant l'additif pour mazout Download PDF

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Publication number
WO2002061018A1
WO2002061018A1 PCT/CN2002/000047 CN0200047W WO02061018A1 WO 2002061018 A1 WO2002061018 A1 WO 2002061018A1 CN 0200047 W CN0200047 W CN 0200047W WO 02061018 A1 WO02061018 A1 WO 02061018A1
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Prior art keywords
acid
metal
gasoline
fuel
additive
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PCT/CN2002/000047
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English (en)
French (fr)
Chinese (zh)
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WO2002061018A8 (fr
Inventor
Shibin Hu
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Shibin Hu
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Priority to CNB028039556A priority Critical patent/CN100460487C/zh
Publication of WO2002061018A1 publication Critical patent/WO2002061018A1/zh
Publication of WO2002061018A8 publication Critical patent/WO2002061018A8/zh
Priority to US10/631,965 priority patent/US20040065002A1/en
Priority to US11/798,493 priority patent/US20070266622A1/en

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    • 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
    • C10L10/10—Use of additives to fuels or fires for particular purposes for improving the octane number
    • 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
    • C10L1/1828—Salts thereof
    • 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
    • C10L1/188—Carboxylic acids; metal salts thereof
    • C10L1/1881—Carboxylic acids; metal salts thereof carboxylic group attached to an aliphatic carbon atom
    • 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
    • C10L1/188—Carboxylic acids; metal salts thereof
    • C10L1/1886—Carboxylic acids; metal salts thereof naphthenic acid
    • 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
    • C10L1/188—Carboxylic acids; metal salts thereof
    • C10L1/189—Carboxylic acids; metal salts thereof having at least one carboxyl group bound to an aromatic carbon atom
    • 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
    • C10L10/04—Use of additives to fuels or fires for particular purposes for minimising corrosion or incrustation
    • 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
    • C10L10/06—Use of additives to fuels or fires for particular purposes for facilitating soot removal

Definitions

  • the invention relates to the improvement of fuel performance, and in particular to a fuel additive.
  • the use of the additive can effectively improve the combustion performance of fuel in the combustion chamber of a motor vehicle and an oil-fired boiler, and has the effects of energy saving, pollution reduction, and friction reduction. It also relates to fuel products with such additives.
  • the invention particularly relates to a gasoline anti-knock additive and a gasoline product containing the anti-knock agent. Background of the invention
  • the combustion performance in the combustion chamber of a motor vehicle and in an oil-fired boiler is one of the important performance indicators of the fuel. It determines whether a fuel has the properties of energy saving and environmental protection.
  • an important performance indicator is anti-knock performance.
  • the anti-knock index is generally expressed by the average of the octane number (RON) determined by the research method and the octane number (M0N) determined by the motor method.
  • RON octane number
  • M0N octane number
  • U.S. Patent No. 4,871,375 discloses the use of a mixture of tribasic acid amide or tetracarboxylic acid amide and an inorganic salt of an alkali metal or alkaline earth metal (rather than a compound) to add fuel to the engine. Anti-wear and anti-corrosion effect. However, the use of amine compounds will increase due to the addition of nitrogen atoms. Nitrogen content in motor vehicle exhaust. In addition, this document does not describe such an additive in terms of improving the explosion resistance of gasoline, providing energy-saving effects of gasoline, diesel, kerosene, heavy oil, residue oil, and the like, and reducing exhaust pollution.
  • U.S. Patent No. 5,593,464 discloses a diesel fuel additive, which is a synthetic product of steamed residual oil and alkali metal, alkaline earth metal or rare earth metal, which can inhibit the carbon accumulation and It is not documented whether soot has energy-saving effect and has anti-friction effect on the engine, and whether it is also applicable to fuel oils other than diesel is not described.
  • Gasoline anti-knock additives can also be divided into two categories.
  • One is pure organic compounds, such as alcohols, ethers, aldehydes, ketones, esters, and nitrogen-containing compounds.
  • fluorenyl tert-butyl ether (MTBE) is widely used, and ethanol, methanol, benzene, tert-butylfluorene, methyl acetate, acetone are also disclosed in Chinese patents 95111841, 96102483, 97108562, and 94112533. , Isopentane, etc.
  • MTBE fluorenyl tert-butyl ether
  • the purpose of the present invention is to provide a novel fuel additive, which has the effects of improving oil quality, reducing fuel consumption, reducing carbon deposits, reducing harmful substances in motor vehicle exhaust gas and fuel boiler smoke, and reducing engine component wear and corrosion.
  • the invention also provides a novel fuel oil with the above additives added.
  • the fuel additive provided by the present invention contains an oil-soluble organic acid metal salt of the general formula MR, where R is an organic acid radical, and the corresponding organic acid is a saturated or unsaturated fatty acid containing 1-40 carbon atoms, 4-40 A carbon atom of naphthenic acid, aromatic acid or alkyl phenol; where M is a metal cation or a metal ion and an inclusion complex ion, and the corresponding metal is an alkali metal, an alkaline earth metal, a rare earth metal, a transition metal or an optional metal Main metals from the metals aluminum, gallium, germanium, indium, tin, antimony.
  • MR oil-soluble organic acid metal salt of the general formula MR, where R is an organic acid radical, and the corresponding organic acid is a saturated or unsaturated fatty acid containing 1-40 carbon atoms, 4-40 A carbon atom of naphthenic acid, aromatic acid or alkyl phenol; where M is a metal cation or a metal ion and an
  • Fuel additives provided by the present invention include gasoline additives, diesel fuel additives, kerosene additives, heavy oil additives and residue additives. Different from similar additive products used in the prior art, the present invention selects a suitable organic acid metal salt as an additive or as an effective component of the additive, and integrates good cleanability, energy saving, and antifriction properties into one body, and its oil solubility Good, low addition and high efficiency.
  • the invention particularly provides the use of the additive as a gasoline anti-knock additive.
  • it integrates good anti-explosiveness, cleanliness, energy saving and friction reduction, which can greatly increase the octane number of gasoline.
  • the use effect proves that it can be used as a replacement product of tetraethyl lead because of its excellent anti-knock performance.
  • the organic acid metal salt used in the present invention can be obtained commercially or synthesized according to a known method.
  • the present invention also provides a fuel oil to which the additive is added, including gasoline, diesel oil, kerosene, and heavy oil (containing residual oil), and the added amount is 0.1 to 15 grams of the organic acid metal salt per liter of fuel oil, and ordinary fuel oil
  • the fuel of the present invention has better combustion performance, and the oil quality is significantly improved, which is beneficial to maintaining the normal working state of the engine combustion system and reducing fuel consumption and pollutant emissions.
  • the present invention provides a fuel additive containing an oil-soluble organic acid metal salt of the general formula MR, where R is an organic acid radical, and the corresponding organic acid is a saturated acid containing 1-40 carbon atoms. Or unsaturated fatty acids, naphthenic acids of 4-40 carbon atoms, aromatic acids or alkylphenols of 6-40 carbon atoms; where M is a metal cation, or a metal ion and an inclusion complex ion,
  • the corresponding metal is an alkali metal, an alkaline earth metal, a rare earth metal, a transition metal, or a main group metal selected from the metals aluminum, gallium, germanium, indium, tin, and antimony.
  • the fuel oil according to the present invention includes fuels such as gasoline, diesel, kerosene, heavy oil, and residual oil.
  • the invention particularly provides the use of the additive as a gasoline anti-knock additive.
  • the organic acid radical is derived from a saturated or unsaturated fatty acid containing 1 to 25 carbon atoms, a naphthenic acid or an alkyl phenol having 4 to 25 carbon atoms, Especially the compounds of 10 carbons or less.
  • a metal salt of a monocarboxylic acid is used.
  • the organic acid radical has a carbon atom of 1-25, preferably 1-20, and more preferably 1-10, it can impart excellent anti-knock performance to gasoline.
  • the saturated fatty acids (organic carboxylic acids represented by C n ii 2n + 1 C00H) and polycarboxylic acids according to the present invention, such as: formic acid, acetic acid, trimethylacetic acid, propionic acid, isopropyl acid, butyric acid, isopropyl Butyric acid, valeric acid, isovaleric acid, pivalic acid, 2-ethylbutanoic acid, hexanoic acid, 2-ethylhexanoic acid, heptanoic acid, caprylic acid, isooctanoic acid, nonanoic acid, capric acid, undecanoic acid, Lauric acid, myristic acid, hexadecanoic acid, octadecanoic acid, eicosanoic acid, dodecanoic acid, pentacosanoic acid, tricosanoic acid, glycolic acid, hydroxypropionic acid, hydroxybutyric acid
  • the naphthenic acid according to the present invention includes an organic acid having a cycloalkyl group in a molecular structure and having a carbon number within the above range, such as a monocarboxylic acid or a dicarboxylic acid of a cycloalkyl group of C3-C10.
  • Examples are: Cyclohexanecarboxylic acid, cyclopentanecarboxylic acid, cyclopentanedicarboxylic acid, cyclopropanecarboxylic acid, cyclobutanecarboxylic acid, cyclopentanecarboxylic acid, cycloheptanecarboxylic acid, cyclooctanecarboxylic acid, these carboxylic acids
  • the acid may be acetic acid, acetic acid, propionic acid, and the like, such as cyclohexane acetic acid, cyclohexane acetic acid, cyclopentane diacetic acid, cyclopentane acetic acid, and the like, and the cyclic basic body may further have a substituent.
  • methylcyclohexanecarboxylic acid, ethylcyclopentaneacetic acid and the like are examples of the cyclic basic body.
  • Aromatic acids or alkyl phenols include: phenylarsinic acid, phenylacetic acid, m / p / o-phthalic acid, hydroxyphenylarsinic acid, hydrocarbyl substituted phenylarsinic acid, phenylacetic acid, etc., aminophenylarsinic acid, p-hydroxyl Phenyl acrylic acid, abietic acid (C 19 H 29 COOH) coumaric acid, phenol, o-methylphenol, 2, 4, 6-trimethylphenol, 2, 3 -difluorene hydroquinone, 3-ethyl Catechol, etc.
  • organic acids described in the present invention also include their various isomers.
  • the fuel additive of the present invention improves the octane number of gasoline, improves the burning state of the fuel, and reduces the abrasion of related parts of the engine.
  • the above-mentioned oil-soluble organic acid metal salt is used, which has the properties of catalysis, cracking, dilution, excitation and hybridization. Characteristics, so it can effectively increase the octane number of gasoline, and can improve engine friction, reduce engine working resistance, and also allow the fuel to fully burn. The ultimate effect is to improve the anti-knock performance of gasoline, fast start-up and fuel consumption of motor vehicles. Low, reduce carbon deposits, clean exhaust emissions, and extend the service life of the engine system.
  • the organic acid metal salt used in the present invention also has the effects of cleaning, saving energy and reducing engine wear on motor vehicle fuels such as diesel and kerosene, and cleaning and energy saving on boiler fuels such as heavy oil, residue, diesel, and kerosene. effect.
  • the alkali metal may be lithium, sodium, potassium, rubidium, cesium, and the like, and the corresponding cation is a monovalent ion, preferably 4 mil, sodium, and potassium ion.
  • Alkaline earth metals include beryllium, magnesium, calcium, strontium, barium, etc.
  • the corresponding cations are divalent ions, especially beryllium, magnesium, calcium and barium ions.
  • Rare earth metals include praseodymium, yttrium, lanthanum, cerium, praseodymium, neodymium, praseodymium, praseodymium, praseodymium, praseodymium, dysprosium, praseodymium, praseodymium, praseodymium, praseodymium, praseodymium, praseodymium, praseodymium, etc., preferably praseodymium, palladium, lanthanum, cerium, praseodymium, and the like, which The corresponding cations are trivalent or tetravalent ions, especially they are trivalent ions.
  • Transition metals are titanium, zirconium, hafnium, niobium, tantalum, molybdenum, tungsten, ruthenium, hafnium, cobalt, rhodium, iridium, nickel, palladium, platinum, silver, gold,
  • the corresponding cations of zinc and the like are monovalent, divalent, trivalent, or tetravalent ions, and divalent and trivalent ions are preferred, and titanium, cobalt, nickel, and zinc are particularly preferred.
  • the corresponding cations of the main group metals such as aluminum, gallium, germanium, indium, tin, and antimony are trivalent, tetravalent, or pentavalent ions, preferably aluminum and tin, and trivalent and tetravalent ions are preferred.
  • the preparation method of the organic acid metal salt is usually a direct reaction method or a metathesis reaction method.
  • the additive according to the present invention may contain one or more of said oil-soluble organic acid metal salts. That is, a single organic acid metal salt compound may be used, or two or more of the oil-soluble organic acid metal salts described above may be mixed to form the fuel additive of the present invention.
  • the ratio is not particularly limited as long as it is suitable for the fuel oil used.
  • the additive according to the present invention may further include organic solvents such as alcohols, ethers, ketones, phenols, hydrocarbons, esters, aldehydes, or nitrogen-containing solvents, preferably alcohols, ethers, phenols, esters, hydrocarbon solvents, and nitrogen-containing solvents.
  • organic solvents such as alcohols, ethers, ketones, phenols, hydrocarbons, esters, aldehydes, or nitrogen-containing solvents, preferably alcohols, ethers, phenols, esters, hydrocarbon solvents, and nitrogen-containing solvents.
  • Compounds, especially alcohols, ethers, phenols, and hydrocarbon solvents are preferred, and their combined use can achieve better results. It can reduce the viscosity of the additives, increase the compatibility between the additives and the fuel, and be more convenient to use.
  • the organic solvent may be used alone or in combination with an organic acid metal salt.
  • Organic solvents suitable for the present invention include: methanol, ethanol, propanol, isopropanol, butanol, isobutanol, tert-butanol, octanol, isooctanol, 2-ethylhexanol, propyl ether, isopropyl ether , Butyl ether, o / m / p-fluorenyl phenol, difluorenyl phenol, di-tert-butyl p-phenol, benzamine, diphenylamine, triethylamine, p-aniline, 120 # solvent oil, 200 # solvent oil, Kerosene, ethylene glycol monoethyl ether, diethylene glycol-methyl ether / ether / butyl ether, triethylene glycol monomethyl ether / ether / butyl ether, diethylene glycol-dimethyl ether / ether / butyl ether, triethylene
  • the amount of the organic solvent is not particularly limited, but it is preferably 0-90 g per 100 g of the organic solvent.
  • the fuel additive includes a gasoline additive, a diesel fuel additive, a heavy oil additive, and a residual oil additive.
  • the organic acid metal salt is preferably derived from a fatty acid, especially Saturated fatty acids, and compounds synthesized from organic acid radicals of naphthenic acids and alkali metal cations or earth-reducing metal cations, more preferably 1-10 carbon saturated fatty acid alkali metal salts, alkaline earth metal salts, or naphthenic alkali metal Salt, alkaline earth metal salt.
  • suitable organic acid metal salts of the present invention may be: lithium, sodium, potassium, rubidium, cesium, beryllium, magnesium, calcium, strontium, barium, rubidium, yttrium, lanthanum, cerium, neodymium, titanium, cobalt, nickel, zinc Isometallic ions of the following organic acids: formic acid, acetic acid, propionic acid, butyric acid, isobutyric acid, 2-ethylbutyric acid, valeric acid, isovaleric acid, pivalic acid, trimethylacetic acid, hexanoic acid , 2-ethylhexanoic acid, heptanoic acid, octanoic acid, isooctanoic acid, nonanoic acid, capric acid, undecanoic acid, dodecanoic acid, myristic acid, hexadecanoic acid, octadecanoic acid, eicosane Acid, pen
  • organic acid metal salt suitable for the present invention for example: lithium butyrate, sodium butyrate, potassium butyrate, barium butyrate, zinc butyrate, tin butyrate , Lithium valerate, magnesium pivalate, isooctanoate (such as zinc 2-ethylhexanoate, lithium 2-ethylhexanoate, magnesium 2-ethylhexanoate), lithium trimethylacetate, succinic acid Barium, neodymium acrylate, titanium cyclohexylacetate, tin o-hydroxybenzoate, magnesium hexadecanoate, undecylenic acid, cerium cycloheptane acetate, sodium nonanoate, calcium acrylate, titanium cyclopentanesulfonate , Cerium oleate, nickel cyclopentanesulfonate, potassium eicosanoate, 4 methyl oleate
  • the existence ratio thereof can be determined according to the actual situation, but the preferred solution is that one of the salts occupies 40-80%,
  • the determination of this salt depends on the metal ions used, and the order of selection is based on alkali metals, alkaline earth metals, rare earth metals, transition metals and other main group metals.
  • the metals used belong to the same group, the metal with the smallest atomic number is preferred
  • the proportion of organic acid salts is 40-80%.
  • the fuel additive is a gasoline anti-knock additive. Adding 0.1 to 15 grams of the additive (based on the contained organic acid metal salt) per liter of gasoline will significantly increase the octane number of the gasoline and enhance Anti-knock performance of gasoline. It is preferable to use an organic acid metal salt having 1 to 10 carbon atoms, examples of which are as mentioned above.
  • the organic acid described in the present invention may also be a dicarboxylic acid, a tricarboxylic acid, or a polymeric carboxylic acid, such as: substituted phthalic acid, dimer acid, trimer acid, and the like.
  • the metal cation according to the present invention may also be an oil-soluble metal complex formed by the alkali metal ion, alkaline earth metal ion, rare earth metal ion, and transition metal ion or metal aluminum, gallium, germanium, indium, tin, and antimony.
  • the role of ions or clathrate ions, ligands in complexes and acceptors in clathrates corresponds to organic acids.
  • the present invention also provides a fuel oil to which the fuel additive is added, including gasoline, diesel, kerosene, heavy oil, and residual oil, and the added amount is 0.1-15 g (based on organic acid metal salt) per liter of fuel. Especially gasoline with good anti-knock performance and diesel with good cleaning performance.
  • the fuel additives of the present invention especially the gasoline anti-knock additive, while providing anti-knock performance, also have very good cleaning and energy saving, anti-corrosion and anti-wear effects.
  • the additive of the present invention can also be used as an additive for gasoline cleaning, energy saving, anticorrosion and friction reduction. That is, the present invention also provides the use of the additive as an additive for oil cleaning, energy saving, antifriction and anticorrosion.
  • the organic acid metal salt of the present invention can be used for diesel and kerosene motor vehicles to achieve very significant cleaning, energy saving, reduce the wear of engine-related parts, and prevent corrosion of engine-related parts.
  • Function and effect that is, the present invention also provides the use of the additive as a diesel fuel, kerosene and other motor vehicle fuel cleaning, energy saving, antifriction and anticorrosive additives.
  • the organic acid metal salt of the present invention is used in heavy oil, residue oil, diesel, and kerosene burners, and can play a very significant cleaning, energy saving, and anticorrosive effect. Therefore, the present invention
  • the use of the additive as a fuel cleaning and energy saving additive such as heavy oil and residual oil is also provided.
  • the oil-soluble organic acid metal salt used in the additive of the present invention does not contain harmful substances, has no odor, has no toxicity, does not pollute the environment, does not endanger health, has no adverse effects on automobile engine parts, and requires only a small amount to be added. It can greatly improve the combustion performance of fuel oil, especially increase the octane number of gasoline, and give the gasoline good anti-knock performance. Therefore, it has the advantages of convenient use, high efficiency, low cost, and simple production process. All technical, economic, and environmental indicators meet or exceed national and international standards, and will not affect automotive exhaust gas purifiers. They can be completely replaced by tetraethyl lead. Implementation and beneficial effects
  • Table 2 shows the increase of octane number when the above two compounds are added to gasoline.
  • Lead content R / L is not more than 0. 013 0. 0013 1 0. 00029 0. 00030 0. 00022 0. 00024 Distillation range
  • 10% evaporation temperature is not higher than CC) 70 61. 5 51. 5 52. 0 52. 5 56. 5 59. 5
  • 503 ⁇ 4 Evaporation temperature is not higher than ('C) 120 99. 0 93. 0 94. 0 96. 5 94. 5 94. 5 94. 5
  • composition of gasoline anti-knock additive is Composition of gasoline anti-knock additive:
  • Lithium isooctanoate 90 g; Ethanol: 1 g; Propyl ether: 1 g; Isoamyl acetate: 3 g; Diethylene glycol-methyl ether: 3 g; After mixing the five compounds, they are added to gasoline as an additive in a certain proportion.
  • the base oil is 90 # unleaded gasoline, and the above additives are added at a ratio of 1% ow / w, and the two tests are compared with no additives.
  • Coolant (ethylene glycol) temperature 135 ⁇ 1 ° C
  • test results (1) Adding additives (2) Inadequate p-additive piston ring weight loss (mg) 26. 2 101. 7
  • the average fuel consumption of the test without additives is 172.41 seconds / 100ml
  • the average fuel consumption of the dosing test is 197.55 seconds and 800ml
  • Fuel consumption without additive test is 149kg
  • Fuel consumption test for dosing is 132kg
  • the gasoline anti-knock agent has a significant anti-wear effect.
  • the gasoline antiknock agent of the present invention has a very obvious effect of reducing the concentration of CO and HC, which are exhaust pollutants from automobiles.
  • the anti-knock agent is lithium pivalate.
  • the test conditions and results are as follows:
  • SYZZ-1 speed fuel consumption automatic measuring instrument.
  • Test oil 90 # unleaded oil gasoline, engine oil, lubricating oil.
  • Gasoline anti-knock agent composition lithium valerate: 80 g, tert-butanol: 5 g, ethylene glycol ether: 5 g, octane: 5 g, dibutyl propionate: 5 g.
  • Gasoline anti-knock agent formula 95 grams of lithium isovalerate, 5 grams of ethanol. 1% (g / l) in gasoline.
  • the additive was lithium octoate, which was adjusted to 1%.
  • the weight ratio is added to diesel, and the test results are as follows:
  • test vehicle was a Beijing-made Fuyue diesel truck, which had traveled 20,000 kilometers.
  • the car has no effect when it is just started, as usual, because when the diesel car is cold started, some black smoke will be emitted from the exhaust pipe.
  • the black smoke will gradually disappear. This is normal for all diesel vehicles during cold starts.
  • the car's engine was running for ten minutes, it became apparent that the additive's idling speed was higher than before, while the engine noise was lower than before.
  • the car's water temperature gauge was checked, and no temperature rise was found, indicating that the engine temperature was normal.
  • the additive uses lithium hexanoate, added to -10 # diesel, and the added amount is 1.5%. (G / l), using the -10 # diesel oil as the base oil for comparison.
  • the additive has the functions of energy saving, cleaning, and reducing engine wear. It is a good comprehensive additive. When added to the engine fuel, it can reduce the number of engine maintenance, extend the service life of the engine, and has significant energy savings. effect.
  • Example 15 When added to the engine fuel, it can reduce the number of engine maintenance, extend the service life of the engine, and has significant energy savings. effect.
  • Lithium butyrate 75 g, ethanedioic acid: 16 g, lithium cyclohexanesulfonate: 9 g, after mixing, add it to -10 # diesel oil at a ratio of 1% »(g / l), and test each item
  • the physical and chemical indicators are as follows:
  • Lithium glutarate was added to 200 # heavy oil at a ratio of 0.1% (g / l) and mixed uniformly.
  • a comparative test was performed using heavy oil without additives as a control. The results are shown in the table below:

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
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PCT/CN2002/000047 2001-02-01 2002-02-01 Additif pour mazout et produit de mazout comprenant l'additif pour mazout WO2002061018A1 (fr)

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CNB028039556A CN100460487C (zh) 2001-02-01 2002-02-01 燃油添加剂及含有该燃油添加剂的燃油产品
US10/631,965 US20040065002A1 (en) 2001-02-01 2003-08-01 Fuel oil additive and fuel oil products containing the fuel oil additive
US11/798,493 US20070266622A1 (en) 2001-02-01 2007-05-14 Fuel oil additive and fuel oil products containing said fuel oil additive

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CN01106124A CN1368540A (zh) 2001-02-01 2001-02-01 一种汽油抗爆添加剂及其配制的汽油
CN01106124.3 2001-02-01

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CN106867601A (zh) * 2017-03-13 2017-06-20 宜兴市星光宝亿化工有限公司 一种柴油抗磨剂及其制备方法
CN108690667A (zh) * 2018-05-24 2018-10-23 宁波蒙曼生物科技有限公司 一种环保汽油添加剂及其制备方法及该添加剂的制备设备

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CN102690690A (zh) * 2012-06-13 2012-09-26 洛阳华燃石化科技有限公司 一种复合燃料油
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US20040065002A1 (en) 2004-04-08
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WO2002061018A8 (fr) 2002-11-14
CN1531584A (zh) 2004-09-22
US20070266622A1 (en) 2007-11-22

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