JP4585173B2 - Gasoline - Google Patents

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JP4585173B2
JP4585173B2 JP2003036627A JP2003036627A JP4585173B2 JP 4585173 B2 JP4585173 B2 JP 4585173B2 JP 2003036627 A JP2003036627 A JP 2003036627A JP 2003036627 A JP2003036627 A JP 2003036627A JP 4585173 B2 JP4585173 B2 JP 4585173B2
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gasoline
preferably
volume
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present invention
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JP2004244532A (en
Inventor
宏次 尾山
正典 廣瀬
忠豪 曽根
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Jx日鉱日石エネルギー株式会社
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Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an ethanol blended gasoline useful as an automobile fuel.
[0002]
[Prior art]
Due to the recent increase in awareness of environmental issues, in order to reduce carbon monoxide in exhaust gas, it has been noted that oxygen-containing compounds are blended with gasoline, and gasoline blended with methyl-t-butyl ether (MTBE) It has been in the spotlight (see, for example, Patent Document 1).
However, due to problems such as water pollution due to MTBE, it has become necessary to study the blending of oxygen-containing compounds other than MTBE into gasoline. Among them, ethanol is attracting attention from the viewpoint of suppressing global warming.
[0003]
[Patent Document 1]
JP-A-3-93894 gazette
[Problems to be solved by the invention]
One of the problems with adding ethanol to gasoline is that the intake valve deposit increases. For this reason, when ethanol is simply blended with normal gasoline without adjusting the properties of the base gasoline before blending ethanol, the amount of intake valve deposits is significantly increased compared to the base gasoline before blending. . When the amount of intake valve deposit generated increases, drivability deteriorates.
[0005]
[Means for Solving the Problems]
As a result of intensive research on the above problems, the inventors of the present invention can suppress an increase in the amount of intake valve deposit generated when gasoline is blended with a specific amount of ethanol so as to satisfy certain specific properties. As a result, the present invention has been completed.
That is, the present invention contains 1 to 10% by volume of ethanol on the basis of the total amount of gasoline, the distillation amount at a distillation temperature of 150 ° C. is 94 % by volume or more, the distillation amount at a distillation temperature of 180 ° C. is 97% by volume or more The present invention relates to a gasoline having a research octane number of 89 or more, characterized by having a distillation end point of 190 ° C. or less, an aromatic content of 9 or more carbon atoms of 10 vol% or less, an olefin content of 15 vol% or less, and a sulfur content of 10 mass ppm or less. .
The gasoline of the present invention preferably contains 25 to 1000 mg / L of the cleaning dispersant.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail.
The gasoline of the present invention needs to contain 1 to 10% by volume of ethanol. The content ratio of ethanol is preferably 7% by volume or less, more preferably 5% by volume or less, from the viewpoint of suppressing the influence on the fuel supply system members of already-sold vehicles. The method for producing ethanol is not particularly limited, and any ethanol obtained from a known production method can be used. Examples of the production method include a method of industrial synthesis using ethylene as a raw material and a fermentation method of producing from sugar by the action of yeast. Among these, considering environmental impacts such as carbon dioxide emissions during production, attempts have been made to produce ethanol from corn, sugar cane and other agricultural products, or biomass using wood resources and wood waste. Yes.
[0007]
The gasoline of the present invention has a distillation amount (E150) at a distillation temperature of 150 ° C. of 90% by volume or more, a distillation amount (E180) at a distillation temperature of 180 ° C. of 97% by volume or more, and a distillation end point (EP) of 190 ° C. It is necessary that:
E150 is preferably 92% by volume or more, and more preferably 94% by volume or more, from the viewpoint of preventing adhesion of the deposit precursor to the intake valve. When E150 is less than 90% by volume, the gasoline becomes heavier and undesirably increases the deposit on the intake valve.
E180 is preferably 98% by volume or more, and more preferably 99% by volume or more, from the viewpoint of preventing adhesion of the deposit precursor to the intake valve. When E180 is less than 97% by volume, gasoline becomes heavier and undesirably increases the deposit on the intake valve.
The upper limit of EP is preferably 185 ° C. or lower, and more preferably 180 ° C. or lower. When EP exceeds 190 ° C., the intake valve deposit may increase.
In addition, E150, E180, and EP here mean the distillate amount and temperature measured by the method based on JISK2254 "petroleum product-distillation test method".
[0008]
Other distillation properties in the gasoline of the present invention are preferably as follows. The distillation property as used herein means a distillation property measured by JIS K 2254 “Petroleum products—Distillation test method”.
First distillation point: 20-37 ° C
10 vol% distillation temperature (T10): 35-70 ° C
30% by volume distillation temperature (T30): 55-77 ° C
50 vol% distillation temperature (T50): 75-105 ° C
70 vol% distillation temperature (T70): 95-130 ° C
90 volume% distillation temperature (T90): 115-150 degreeC
[0009]
The lower limit of the distillation initial boiling point is preferably 20 ° C, more preferably 23 ° C. If it is less than 20 ° C, hydrocarbons in the exhaust gas may increase. On the other hand, the upper limit is preferably 37 ° C, more preferably 35 ° C. When it exceeds 37 ° C., there is a possibility that a problem occurs in low-temperature drivability.
The lower limit of T10 is preferably 35 ° C, more preferably 40 ° C. When the temperature is less than 35 ° C., hydrocarbons in the exhaust gas may increase, and vapor lock may cause a problem in high temperature operation. On the other hand, the upper limit of T10 is preferably 70 ° C, more preferably 60 ° C. When it exceeds 70 degreeC, a malfunction may be produced in low temperature startability.
[0010]
The lower limit of T30 is preferably 55 ° C, more preferably 60 ° C. If it is less than 55 ° C., fuel consumption may be deteriorated. On the other hand, the upper limit of T30 is preferably 77 ° C, more preferably 75 ° C, and further preferably 70 ° C. When it exceeds 77 ° C., there is a possibility that a problem occurs in the medium / low temperature operation.
The lower limit value of T50 is preferably 75 ° C, more preferably 80 ° C. If it is less than 75 ° C., the fuel consumption may deteriorate. On the other hand, the upper limit of T50 is preferably 105 ° C, more preferably 100 ° C, and still more preferably 95 ° C. When it exceeds 105 ° C., hydrocarbons in the exhaust gas may increase.
[0011]
The lower limit value of T70 is preferably 95 ° C. If it is less than 95 ° C., fuel consumption may be deteriorated. On the other hand, the upper limit of T70 is preferably 130 ° C, more preferably 128 ° C. If the temperature exceeds 130 ° C., there is a possibility that malfunctions may occur in the medium / low temperature operation when the engine is cold, and there is a possibility that the hydrocarbons in the exhaust gas will increase, the intake valve deposit will increase, and the combustion chamber deposit will increase. .
The lower limit of T90 is preferably 115 ° C, more preferably 120 ° C. If it is less than 115 ° C., the fuel consumption may be deteriorated.
[0012]
The gasoline of the present invention needs to have an aromatic content of 9 or more carbon atoms of 10% by volume or less. The aromatic content having 9 or more carbon atoms is preferably 8% by volume or less, and more preferably 6% by volume or less from the viewpoint of suppressing an increase in intake valve deposit.
Here, the aromatic component having 9 or more carbon atoms herein means a value measured by a capillary column gas chromatograph method defined by the Japan Petroleum Institute Standard JPI-5S-52-99.
[0013]
The aromatic content in the gasoline of the present invention is preferably 10 to 45% by volume. More preferably, it is 15 volume% or more and 42 volume% or less. If the aromatic content exceeds 45% by volume, combustion chamber deposits may increase and spark plug smoldering may occur. Alternatively, the concentration of benzene in the exhaust gas may increase. On the other hand, if the aromatic content is less than 10% by volume, the fuel efficiency may deteriorate. The aromatic content here means the content in the gasoline composition measured by the fluorescent indicator adsorption method of JIS K 2536 “Petroleum product-hydrocarbon type test method”.
[0014]
The olefin content in the gasoline of the present invention needs to be 15% by volume or less. When the olefin content exceeds 15% by volume, there is a possibility that the oxidation stability of gasoline is deteriorated and intake valve deposit is increased. Olefin content here means the content in gasoline measured by the fluorescent indicator adsorption method of JIS K 2536 “Petroleum products-hydrocarbon type test method”.
[0015]
The gasoline of the present invention needs to have a sulfur content of 10 mass ppm or less, preferably 8 mass ppm or less, based on the total amount of gasoline. When the sulfur content exceeds 10 ppm, the performance of the exhaust gas treatment catalyst may be adversely affected, the concentration of NOx, CO, and HC in the exhaust gas may be increased, and the emission amount of benzene may also increase. . The sulfur content here means the sulfur content measured by JIS K 2541 “Crude oil and petroleum products—Sulfur content test method”.
[0016]
The research method octane number (RON) of the gasoline of the present invention needs to be 89 or more. Preferably it is 90 or more. When RON is less than 89, knock resistance is deteriorated, which is not preferable.
In addition, the research method octane number here means the research method octane number measured by JIS K 2280 “Testing method for octane number and cetane number”.
[0017]
The gasoline of the present invention preferably contains a cleaning dispersant. As the cleaning dispersant, compounds known as gasoline cleaning dispersants such as succinimide, polyalkylamine, and polyetheramine can be used. Among these, those having no residue when pyrolysis is performed at 300 ° C. in air are desirable. Preferably, polyisobutenylamine and / or polyetheramine is used. Addition of a cleaning dispersant can prevent intake valve deposits and reduce combustion chamber deposits. The content of the cleaning dispersant is preferably 25 to 1000 mg / L based on the total amount of gasoline, and is more preferably 50 to 500 mg / L from the viewpoint of preventing intake valve deposits and further reducing combustion chamber deposits, 300 mg / L is most preferred.
[0018]
The density of the gasoline of the present invention is preferably 0.71 to 0.77 g / cm 3 . More preferably 0.735 g / cm 3 or more and is 0.76 g / cm 3 or less. If the density of the gasoline is less than 0.71 g / cm 3 , the fuel efficiency may be deteriorated. On the other hand, if it exceeds 0.77 g / cm 3 , the acceleration performance may be deteriorated and the plug may be smoldered. . The density here means a density measured by JIS K 2249 “Density test method and density / mass / capacity conversion table for crude oil and petroleum products”.
[0019]
The amount of unwashed actual gum of the gasoline of the present invention is preferably 20 mg / 100 mL or less. Moreover, it is preferable that it is 3 mg / 100 mL or less, and, as for a washing | cleaning real gum amount, it is more preferable that it is 1 mg / 100 mL or less. When the unwashed actual gum amount and the washed actual gum amount exceed the above values, there is a concern that precipitates are generated in the fuel introduction system or the suction valve is stuck. The unwashed actual gum amount and the washed actual gum amount as used herein mean values measured according to JIS K 2261 “Petroleum products—automobile gasoline and aviation fuel oil—existing gum test method—injection evaporation method”.
[0020]
The low calorific value of the gasoline of the present invention is preferably 40000 J / g or more, more preferably 42000 J / g or more, from the viewpoint of preventing deterioration of fuel consumption. Here, the low calorific value means a low calorific value measured according to JIS K 2279 “Crude oil and petroleum products—calorific value test method and calculation estimation method”.
[0021]
The oxidation stability of the gasoline of the present invention is preferably 480 minutes or more, and more preferably 1440 minutes or more. If the oxidative stability is less than 480 minutes, gum may form during storage. The oxidation stability here means a value measured by JIS K 2287 “Gasoline oxidation stability test method (induction period method)”.
[0022]
The gasoline of the present invention preferably has a copper plate corrosion (50 ° C., 3 h) of 1 and more preferably 1a. If the copper plate corrosion exceeds 1, the fuel system conduit may corrode. The copper plate corrosion here means a value measured according to JIS K 2513 “Petroleum products—copper plate corrosion test method” (test temperature 50 ° C., test time 3 hours).
[0023]
The gasoline of the present invention desirably has a kerosene mixing amount of 0 to 4% by volume. The amount of kerosene mixed here represents the content (volume%) of hydrocarbons having 13 to 14 carbon atoms based on the total amount of gasoline, and means the kerosene content measured by JIS K 2536 “Petroleum products-component test method”. To do.
[0024]
The gasoline of the present invention is prepared by blending ethanol and one or more gasoline base materials so as to have the properties defined in the present invention, and optionally adding a detergent dispersant and other additives. can do.
The gasoline base material can be produced by any conventionally known method. Examples of gasoline base materials include light naphtha obtained by atmospheric distillation of crude oil; cracked gasoline obtained by catalytic cracking, hydrocracking, etc .; reformed gasoline obtained by catalytic reforming; by polymerization of olefins Polymerized gasoline obtained; alkylate obtained by adding (alkylating) a lower olefin to hydrocarbon such as isobutane; isomerized gasoline obtained by converting light naphtha to isoparaffin in an isomerizer; de-n-paraffin oil Butane; aromatic hydrocarbon compound; and paraffin fraction obtained by dimerizing propylene and then hydrogenating it.
[0025]
Specific examples of other fuel oil additives that can be added to the gasoline of the present invention include N, N′-diisopropyl-p-phenylenediamine, N, N′-diisobutyl-p-phenylenediamine, 2, Antioxidants such as 6-di-t-butyl-4-methylphenol and hindered phenols; metal deactivators such as amine carbonyl condensation compounds such as N, N′-disalicylidene-1,2-diaminopropane Surface retardants such as organic phosphorus compounds; antifreezing agents such as polyhydric alcohols or ethers thereof; alkali metal salts or alkaline earth metal salts of organic acids; auxiliary combustors such as higher alcohol sulfates; anionic surface activity Agents; cationic surfactants; antistatic agents such as amphoteric surfactants; colorants such as azo dyes; organic carboxylic acids or those Derivatives; rust inhibitors such as alkenyl succinic acid esters; sorbitan esters draining agents such as acids; Kirizanin, identification such as coumarin; odorant such as natural essential oils synthetic perfumes.
One or two or more of these additives can be added, and the total addition amount is preferably 0.1% by mass or less based on the total amount of gasoline.
[0026]
The gasoline of the present invention is a gasoline that does not substantially contain an alkyl lead compound such as tetraethyl lead. Even if it contains a very small amount of a lead compound, its content is JIS K 2255 “in gasoline. It is below the lower limit of application category of “Lead content test method”.
[0027]
The gasoline of the present invention may be appropriately mixed with an oxygen-containing compound other than ethanol as necessary. Examples of oxygen-containing compounds other than ethanol include alcohols having 3 to 4 carbon atoms and ethers having 4 to 8 carbon atoms. Specific examples of the oxygen-containing compound include methyl tert-butyl ether (MTBE), ethyl tert-butyl ether (ETBE), tert-amyl methyl ether (TAME), and tert-amyl ethyl ether. Methanol is not preferable because the aldehyde concentration in the exhaust gas may be high and corrosive.
The upper limit of the content of oxygen-containing compounds including ethanol (content derived from raw materials and / or content when added as an additive) is preferably 3.7% by mass in terms of oxygen element, more preferably Is 2.5% by mass, more preferably 2.0% by mass. If it exceeds 3.7% by mass, NOx in the exhaust gas may increase.
[0028]
【The invention's effect】
The gasoline of the present invention can suppress an increase in intake valve deposit generation due to ethanol blending.
[0029]
【Example】
EXAMPLES The present invention will be specifically described below with reference to examples, but the present invention is not limited to these examples.
[0030]
(Examples 1-5 and Comparative Example 1)
The gasolines of Examples 1-5 were prepared using light naphtha, cracked gasoline, reformed gasoline, butane and ethanol base materials. Further, as Comparative Example 1, a gasoline in which ethanol was mixed with a commercially available regular gasoline was prepared. Table 1 shows the properties of each gasoline. The intake valve deposits of these gasolines were calculated by the following method. The results are also shown in Table 1.
[0031]
(A) Intake valve deposit test Using the following domestic passenger car as the test vehicle, operating for 200 hours in the test mode cycle (1 hour / cycle) shown in Table 2, and the amount of deposit generated for each intake valve after the operation ends Was measured and the average value was calculated.
(B) Test vehicle engine: Inline 4-cylinder displacement: 2.0L
Fuel injection method: Port fuel injection type [0032]
[Table 1]
[0033]
[Table 2]
[0034]
As shown in Table 1, in the gasoline of the present invention, it can be seen that an increase in deposit generation amount (intake valve deposit amount) due to ethanol blending is suppressed.

Claims (2)

  1. Contains 1 to 10% by volume of ethanol based on the total amount of gasoline, distillate at a distillation temperature of 150 ° C is 94 % by volume or more, a distillate at a distillation temperature of 180 ° C is 97% by volume or more, and a distillation end point is 190 ° C or less A gasoline having a research octane number of 89 or more, having an aromatic content of 9 or more carbon atoms of 10% by volume or less, an olefin content of 15% by volume or less, and a sulfur content of 10 mass ppm or less.
  2. The gasoline according to claim 1, comprising 25 to 1000 mg / L of a cleaning dispersant.
JP2003036627A 2003-02-14 2003-02-14 Gasoline Active JP4585173B2 (en)

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JP2007002237A (en) * 2005-05-27 2007-01-11 Idemitsu Kosan Co Ltd Abrasion-resistant gasoline composition
JP2007177096A (en) * 2005-12-28 2007-07-12 Idemitsu Kosan Co Ltd Gasoline composition
JP4913450B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded gasoline
JP4913449B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded gasoline
JP4913447B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913436B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913435B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913448B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913452B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded gasoline
JP4913451B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded petrol
JP4913445B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913430B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4913443B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded gasoline
JP4913446B2 (en) * 2006-03-17 2012-04-11 コスモ石油株式会社 Unleaded high octane gasoline
JP4938334B2 (en) * 2006-03-31 2012-05-23 出光興産株式会社 Gasoline composition
JP5191110B2 (en) * 2006-09-05 2013-04-24 コスモ石油株式会社 Unleaded gasoline
JP5191111B2 (en) * 2006-09-05 2013-04-24 コスモ石油株式会社 Unleaded gasoline
JP2008063380A (en) * 2006-09-05 2008-03-21 Cosmo Oil Co Ltd Lead-free gasoline
JP2008063379A (en) * 2006-09-05 2008-03-21 Cosmo Oil Co Ltd Lead-free gasoline
JP5214688B2 (en) * 2010-09-10 2013-06-19 コスモ石油株式会社 Production method of ethanol blended gasoline

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004238574A (en) * 2003-02-07 2004-08-26 Nippon Oil Corp Gasoline
JP2004238576A (en) * 2003-02-07 2004-08-26 Nippon Oil Corp Gasoline
JP2005187520A (en) * 2003-12-24 2005-07-14 Cosmo Oil Co Ltd Ethanol-containing gasoline

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004238574A (en) * 2003-02-07 2004-08-26 Nippon Oil Corp Gasoline
JP2004238576A (en) * 2003-02-07 2004-08-26 Nippon Oil Corp Gasoline
JP2005187520A (en) * 2003-12-24 2005-07-14 Cosmo Oil Co Ltd Ethanol-containing gasoline

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