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
  • C10L10/00—Use of additives to fuels or fires for particular purposes
  • C10L10/14—Use of additives to fuels or fires for particular purposes for improving low temperature properties
  • C10L10/16—Pour-point depressants
• • 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
  • C10L1/04—Liquid carbonaceous fuels essentially based on blends of hydrocarbons
• • 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
  • C10L1/192—Macromolecular compounds
  • C10L1/195—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
  • C10L1/196—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derived from monomers containing a carbon-to-carbon unsaturated bond and a carboxyl group or salts, anhydrides or esters thereof homo- or copolymers of compounds having one or more unsaturated aliphatic radicals each having one carbon bond to carbon double bond, and at least one being terminated by a carboxyl radical or of salts, anhydrides or esters thereof
  • C10L1/1963—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derived from monomers containing a carbon-to-carbon unsaturated bond and a carboxyl group or salts, anhydrides or esters thereof homo- or copolymers of compounds having one or more unsaturated aliphatic radicals each having one carbon bond to carbon double bond, and at least one being terminated by a carboxyl radical or of salts, anhydrides or esters thereof mono-carboxylic
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
  • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
  • C10G2300/10—Feedstock materials
  • C10G2300/1022—Fischer-Tropsch products
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
  • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
  • C10G2300/20—Characteristics of the feedstock or the products
  • C10G2300/201—Impurities
  • C10G2300/202—Heteroatoms content, i.e. S, N, O, P
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
  • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
  • C10G2300/20—Characteristics of the feedstock or the products
  • C10G2300/30—Physical properties of feedstocks or products
  • C10G2300/302—Viscosity
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
  • C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
  • C10G2400/30—Aromatics
• • 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
  • C10L1/04—Liquid carbonaceous fuels essentially based on blends of hydrocarbons
  • C10L1/08—Liquid carbonaceous fuels essentially based on blends of hydrocarbons for compression ignition
• • 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
• • 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
  • C10L10/14—Use of additives to fuels or fires for particular purposes for improving low temperature properties
• • 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
  • C10L2200/00—Components of fuel compositions
  • C10L2200/04—Organic 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
  • C10L2200/00—Components of fuel compositions
  • C10L2200/04—Organic compounds
  • C10L2200/0461—Fractions defined by their origin
  • C10L2200/0469—Renewables or materials of biological origin
  • C10L2200/0492—Fischer-Tropsch products
• • 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
  • C10L2270/00—Specifically adapted fuels
  • C10L2270/02—Specifically adapted fuels for internal combustion engines
  • C10L2270/026—Specifically adapted fuels for internal combustion engines for diesel engines, e.g. automobiles, stationary, marine

Definitions

• the present invention relates to a light oil composition, in particular, a light oil composition that can be used even in a very low temperature environment.
• gas oil compositions are obtained by hydrorefining or hydrodesulfurizing straight-run gas oil obtained from crude oil atmospheric distillation equipment, or hydrotreating straight-run kerosene obtained from crude oil atmospheric distillation equipment. And one or two or more of those subjected to hydrodesulfurization treatment.
• the mixing ratio of the above kerosene base and gas oil base is often controlled, and cetane number improvers, detergents, and low temperature fluidity improvement as necessary. Additives such as agents are blended.
• Fischer-Tropsch synthetic oil obtained by Fischer-Tropsch synthesis using carbon monoxide and hydrogen as raw materials is used as an alternative fuel for petroleum-based fuels.
• Use is under consideration. If diesel oil for diesel fuel is produced from FT synthetic oil, a diesel oil that does not contain sulfur is obtained. Therefore, the FT synthetic diesel oil is preferable in terms of reducing environmental impact.
• the above-mentioned FT synthetic oil has a relatively large content of linear saturated hydrocarbon (normal paraffin) compound, and when it contains a particularly heavy normal paraffin compound, the FT synthetic oil itself may precipitate as a wax. Sex is pointed out.
• the FT synthesis base material is a hydrocarbon mixture in which the above-mentioned normal paraffin and the saturated hydrocarbon (isoparaffin) compound having a side chain occupy the most, generally it is poor in oil solubility, and oil-soluble groups (linear alkyl) Additives of the type that dissolve in fuel oils such as light oil, depending largely on the base, etc., may be difficult to dissolve. From the above, there has been a problem that light oil derived from FT synthetic oil cannot be used in a low temperature environment.
• Patent Document 1 discloses a technique for improving fluidity in a low temperature environment by adding and mixing a lubricity improver and a low temperature fluidity improver to an FT synthetic light oil composition having a specific composition. Has been.
• the present invention has been developed in view of the above situation, and can exhibit excellent low-temperature performance as compared with the prior art even when oil containing a high amount of normal paraffin such as FT synthetic oil is included as a raw material. It aims at providing a light oil composition.
• the present inventors have attempted to optimize the composition of the light oil composition, and by adding a specific amount of a low-temperature fluidity improver to the light oil composition, It has been found that excellent fluidity in a low temperature environment can be realized without lowering the kinematic viscosity.
• the present invention has been made based on such findings, and the gist thereof is as follows.
• Sulfur content is 1 mass ppm or less
• aromatic content is 1 mass% or less
• paraffin content with 5 to 15 carbon atoms is 30 to 85 mass%
• paraffin content with 20 to 27 carbon atoms is 3 to 20 mass%
• the gas oil composition according to the present invention has a sulfur content of 1 mass ppm or less, an aromatic content of 1 mass% or less, a paraffin content of 5 to 15 carbon atoms of 30 to 85 mass%, and a paraffin content of 20 to 27 carbon atoms.
• the isoparaffin content is 50 to 75% by mass and the low temperature fluidity improver is contained in an amount of 20 to 1000 ppm by mass.
• the light oil composition of the present invention has a sulfur content of 1 mass ppm or less and an aromatic content of 1 mass% or less.
• the sulfur content is 1 mass ppm or less and the aromatic content is 1 mass% or less.
• the gas oil composition of the present invention has a paraffin content of 5 to 15 carbon atoms of 30 to 85% by mass, preferably 40 to 70% by mass.
• the paraffin content having 5 to 15 carbon atoms is limited to 30% by mass or more from the viewpoint of improving startability of the diesel engine and rotational stability during idling, and 85 from the viewpoint of reducing particulate matter discharged from the diesel engine. It is limited to mass% or less.
• the gas oil composition of the present invention has a paraffin content of 20 to 27 carbon atoms of 3 to 20% by mass, preferably 7 to 16% by mass.
• the paraffin content having 20 to 27 carbon atoms needs to be 3% by mass or more in order to improve the solubility of the low temperature fluidity improver, and 20% by mass or less in order to improve the low temperature fluidity of the light oil composition. Is necessary.
• the light oil composition of the present invention has an isoparaffin content of 50 to 75% by mass, preferably 60 to 70% by mass. In order to improve startability and operability at low temperatures, the isoparaffin content needs to be 50% by mass or more, and in order to obtain a light oil composition with a high yield, the isoparaffin content is 75% by mass or less. There is a need to.
• the mass ratio of the normal paraffin to the isoparaffin is preferably in the range of 0.3 to 1.0, more preferably 0.4 to 0.7. .
• This mass ratio (normal paraffin content / isoparaffin content) is set to 0.3 or more in order to improve the startability at the time of combustion and the rotational stability at idling of the diesel engine under extremely low temperature weather conditions. In order to improve the startability and operability of the oil, it is isomerized and contains isoparaffin or more, and therefore it is preferably 1.0 or less.
• the light oil composition of the present invention preferably has a 5% distillation temperature of 140 to 200 ° C, more preferably 150 to 195 ° C.
• the 5% distillation temperature should be 140 ° C or higher, and in order to improve the startability and operability at low temperatures,
• the exit temperature is preferably 200 ° C. or lower.
• the light oil composition of the present invention preferably has a 95% distillation temperature of 300 to 340 ° C, more preferably 310 to 330 ° C. From the viewpoint of improving the fuel consumption rate of the diesel engine, the 95% distillation temperature is preferably set to 300 ° C. or higher. From the viewpoint of reducing particulate matter discharged from the diesel engine, the 95% distillation temperature is set to 340 ° C. or lower. It is preferable that
• the light oil composition of the present invention preferably has a density at 15 ° C. of 0.750 to 0.780 g / cm 3 , more preferably 0.760 to 0.780 g / cm 3 .
• the density at 15 ° C. is 0.750 g / cm 3 or more in order to improve the fuel consumption rate of the diesel engine, and 0.780 g / cm 3 or less in order to improve the low temperature fluidity of the light oil composition.
• the light oil composition of the present invention preferably has a cloud point of ⁇ 35 ° C. or lower, more preferably ⁇ 55 ° C. or lower so that it can be used under extremely low temperature weather conditions.
• the cloud point means a cloud point measured according to JIS K 2269 “Pour point of crude oil and petroleum products and petroleum product cloud point test method”.
• the kinematic viscosity at 30 ° C. of the light oil composition of the present invention is preferably 1.5 to 4.0 mm 2 / s, more preferably 2.0 to 3.5 mm 2 / s.
• the pour point of the light oil composition of the present invention is preferably ⁇ 35 ° C. or lower.
• the pour point is preferably ⁇ 35 ° C. or lower, more preferably ⁇ 55 ° C. or lower.
• the pour point is preferably ⁇ 70 ° C. or higher, more preferably ⁇ 66 ° C. or higher.
• the light oil composition of the present invention needs to contain 150 to 1000 mass ppm of the low temperature fluidity improver, preferably 150 to 500 mass%, more preferably 200 to 300 mass%.
• the content (addition amount) of the low temperature fluidity improver is set to 150 ppm by mass or more in order to prevent the filter of the diesel vehicle from being clogged at a low temperature, and is 1000 from the viewpoint of the effectiveness of the low temperature fluidity improver and the economy. It shall be below mass ppm.
• low-temperature kinematic viscosity improver an ethylene-vinyl acetate copolymer and / or a low-temperature fluidity improver having a surface active effect is used.
• low-temperature fluidity improvers having surface-active effects include copolymers of ethylene and methyl methacrylate, copolymers of ethylene and ⁇ -olefins, chlorinated methylene-vinyl acetate copolymers, unsaturated carboxylic acids.
• the light oil composition of the present invention preferably contains a lubricity improver in an active ingredient concentration of 20 to 300 mg / L, more preferably 50 to 200 mg / L.
• a lubricity improver in an active ingredient concentration of 20 to 300 mg / L, more preferably 50 to 200 mg / L.
• a lubricity improver containing a compound having a polar group consisting of a fatty acid and / or a fatty acid ester is used.
• the detailed compound name etc. are not specifically limited, For example, 1 type, or 2 or more types of each lubricity improvement agent of a carboxylic acid type
• Examples of the carboxylic acid-based lubricity improver include linoleic acid, oleic acid, salicylic acid, palmitic acid, myristic acid, hexadecenoic acid and a mixture of two or more of the above carboxylic acids.
• Examples of ester-based lubricity improvers include carboxylic acid esters of glycerin.
• the carboxylic acid constituting the carboxylic acid ester may be one kind or two or more kinds, and specific examples thereof include linoleic acid, oleic acid, salicylic acid, palmitic acid, myristic acid, hexadecenoic acid and the like.
• the weight average molecular weight of the active component of the above-described lubricity improver is preferably 200 or more and 1,000 or less in order to increase the solubility in the light oil composition.
• additives Further, for the purpose of further enhancing the performance of the light oil composition of the present invention, other known fuel oil additives (hereinafter referred to as “other additives” for convenience) to be described later are added alone or in combination of several kinds. You can also.
• additives include, for example, phenol-based and amine-based antioxidants; metal deactivators such as salicylidene derivatives; corrosion inhibitors such as aliphatic amines and alkenyl succinic acid esters; anionic-based, cationic-based, Antistatic agents such as amphoteric surfactants; coloring agents such as azo dyes; antifoaming agents such as silicones; antifreezing agents such as 2-methoxyethanol, isopropyl alcohol, and polyglycol ether.
• the addition amount of other additives can be arbitrarily determined, but the addition amount of each additive is preferably 0.5% by mass or less, more preferably 0.2% by mass or less, based on the total amount of the light oil composition. It is. In addition, this invention does not add a restriction
• the light oil composition of the present invention preferably further contains Fischer-Tropsch synthetic oil (FT synthetic oil).
• FT synthetic oil since the FT synthetic oil has a relatively high content of linear saturated hydrocarbon (normal paraffin) compound, and there is a problem that the light oil derived from the FT combined oil cannot be used in a low temperature environment, the present invention. This is because the effect of is most prominent.
• the FT synthetic oil is, for example, a step of fractionating FT synthetic oil into a light fraction and a wax fraction, a step of hydroisomerizing the light fraction to obtain a hydroisomerized oil, the wax A step of hydrocracking a fraction to obtain hydrocracked oil, a step of mixing the hydroisomerized oil and the hydrocracked oil and then supplying the hydrocracked oil to a product fractionator, and It is obtained by the manufacturing method including the process of adjusting the cut temperature in the said product fractionator so that a light oil composition may be obtained.
• the bottom oil of the product fractionator is preferably recycled and mixed with the wax fraction and then hydrocracked to obtain hydrocracked oil.
• the light gas oil base material obtained from the product fractionating device and the heavy gas oil base material may be mixed at a predetermined ratio to produce the light oil composition of the present invention.
• Each of the light gas oil base and the heavy gas oil base has a sulfur content of 1 mass ppm or less and an aromatic content of 1 mass% or less.
• the light gas oil base has a density of 0.740 to 0.760, a 5% distillation temperature of 155 to 175 ° C, a 95% distillation temperature of 230 to 250 ° C, and a paraffin content of 5 to 15 carbon atoms of 90 to 99. .9% by mass and isoparaffin content is preferably 40 to 55% by mass.
• the heavy gas oil base has a density of 0.770 to 0.790, a 5% distillation temperature of 240 to 260 ° C, a 95% distillation temperature of 330 to 350 ° C, and a paraffin content of 5 to 15 carbon atoms of 15 to The content is preferably 35% by mass and the isoparaffin content is 70 to 85% by mass.
• the base material obtained from each apparatus of a solvent or an oil refinery plant can also be suitably prepared and prepared so that the composition of the light oil composition of this invention may be satisfy
• Paraffin content, isoparaffin content Paraffin content, paraffin content for each carbon number, and isoparaffin content were measured using GC-FID.
• a non-polar column stainless capillary column ULTRA ALLOY-1 and FID (flame ionization detector) and a carrier gas (helium) flow rate of 1.0 mL / min
• a predetermined temperature program columnumn isothermal temperature: 140 ° C to 355 ° C
• the temperature was raised to 8 ° C./min at 8 ° C./min and calculated from the values measured at a sample injection temperature of 360 ° C. and a detector temperature of 360 ° C.
• a light gas oil base and a heavy gas oil base were prepared according to the following procedure.
• the light fraction of the FT synthetic oil was hydroisomerized (LHSV1.8h-1, hydrogen partial pressure 3.0 MPa, reaction temperature 320 ° C.).
• the hydroisomerized oil obtained and the FT synthetic oil wax fraction were hydrocracked (LHSV1.8h-1, hydrogen partial pressure 4.0 MPa, reaction temperature 310 ° C.).
• the cracked oil was mixed with the bottom oil of the product fractionator (the fraction having a cut temperature of 360 ° C. or higher) while being recycled (recycle ratio 50 vol%), and then supplied to the product fractionator.
• the light light oil base material and the heavy light oil base material were obtained by fractionating with the said product fractionator.
• the cut temperature of the light gas oil base and the heavy gas oil base is 250 ° C.
• the compositions of the obtained light gas oil base 1 and heavy gas oil base 1 are shown in Table 1.
• Examples 1 to 4 Comparative Examples 1 and 2
• a light gas oil base material and a heavy gas oil base material are mixed according to the mixing ratio shown in Table 1, and a low-temperature fluidity improver (Infineum R240 manufactured by Infinium Japan Co., Ltd.) is added to give a sample by adding 200 ppm by mass.
• a light oil composition was obtained.
• Example 2 About each light oil composition obtained by the said Example and comparative example, after measuring each property (however, about distilling temperature, a cloud point, flash point, and a cetane index

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

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• 2013
  • 2013-02-20 KR KR1020147030407A patent/KR20150001788A/ko not_active Application Discontinuation
  • 2013-02-20 US US14/389,597 patent/US20150052803A1/en not_active Abandoned
  • 2013-02-20 RU RU2014137429A patent/RU2630225C1/ru not_active IP Right Cessation
  • 2013-02-20 AU AU2013238990A patent/AU2013238990B2/en not_active Ceased
  • 2013-02-20 MY MYPI2014002600A patent/MY164150A/en unknown
  • 2013-02-20 EP EP13770302.1A patent/EP2832829B1/en not_active Not-in-force
  • 2013-02-20 CN CN201380017657.2A patent/CN104220567B/zh not_active Expired - Fee Related
  • 2013-02-20 JP JP2014507363A patent/JP6042874B2/ja not_active Expired - Fee Related
  • 2013-02-20 SG SG11201406015XA patent/SG11201406015XA/en unknown
  • 2013-02-20 WO PCT/JP2013/000948 patent/WO2013145535A1/ja active Application Filing
• 2014
  • 2014-09-18 ZA ZA2014/06836A patent/ZA201406836B/en unknown

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