CN103695052B - Vehicle methanol gasoline cosolvent - Google Patents
Vehicle methanol gasoline cosolvent Download PDFInfo
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- CN103695052B CN103695052B CN201310710460.9A CN201310710460A CN103695052B CN 103695052 B CN103695052 B CN 103695052B CN 201310710460 A CN201310710460 A CN 201310710460A CN 103695052 B CN103695052 B CN 103695052B
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Abstract
The invention belongs to the technical field of vehicle fuel oil additives, and relates to efficient vehicle methanol gasoline cosolvent which is a mixture comprising the following seven different alcohols: 3-20 parts of ethylene glycol monobutyl ether oleate, 2-5 parts of diacetone alcohol, 4-10 parts of glycol monoethyl ether, 10-80 parts of butanol, 5-50 parts of pentanol, 5-20 parts of hexanol, 0.5-10 parts of heptanol and 0.5-10 parts of octanol. According to the invention, the cosolvent has high hydrotropy; prepared methanol gasoline can be stored for long time under a low-temperature condition of -30 DEG C, and the water resistance capability is up to 0.5%; and the efficient cosolvent is free of metal and other elements, is reasonable in element variety and has no adverse influence on an engine, and the combustion performance of the cosolvent is approximate to that of gasoline. The efficient vehicle methanol gasoline cosolvent is a brand new technology and product in the field of methanol gasoline, and is of far reaching importance in improving the quality of methanol gasoline and standardizing industrial additive technologies.
Description
Technical field
The invention belongs to vehicle fuel oil additive technology field, relate to a kind of Vehicle methanol gasoline cosolvent efficiently.
Background technology
In many substitute energy development researches, methyl alcohol is high with its oxygen level, volatility good, the latent heat of vaporization compared with large, combustion efficacy is good, environmental pollution is little, abundant raw material source, production cost are low, use safety, synthesis technique simple, distributing system construction economizes most and the easy remarkable advantage such as spread and receive the concern of common people.2012, the Ministry of Industry and Information Technology issued " notice about carrying out methanol vehicle test work " (Ministry of Industry and Information joint [2012] No. 42), determines in Shanxi Province, Shanghai City and Shaanxi Province carries out methanol vehicle pilot.This indicates that methanol gasoline is applied and is formally included in national strategy, and the enterprise also for having ripe methanol production technology provides the large good opportunity of development.But in methanol gasoline is produced, because the mutual solubility of methyl alcohol and gasoline is poor, seeking the efficient solubility promoter that a kind of hydrotropy performance has good burning performance by force becomes the gordian technique developing methanol gasoline.
Some solubility promoter products have been developed in current domestic methanol gasoline market, mostly be made up of different organism such as polyvalent alcohol, aromatic hydrocarbons, ester class and ethers, but portioned product due to contained component unreasonable, macromolecular compound content is higher, cause the problems such as methanol gasoline burning is insufficient, the increase of firing system carbon distribution, three-element catalytic damage, do not make methanol gasoline reach better result of use.
CN 102660336 A discloses a kind of Methanol gasoline cosolvent, and its raw material consists of: dimethylbenzene, isopropylcarbinol, methylcarbonate, Virahol and diisopropyl ether.The fusing point of methylcarbonate is 4 DEG C, and experiment proves solidify under cryogenic, and methanol gasoline muddiness cannot normally be used.
The hydrotropy solvent compositions of the open methanol gasoline of CN 1740283 A: tert amyl methyl ether(TAME), " charcoal " dimethyl phthalate, methyl tertiary butyl ether, fatty alcohol-polyoxyethylene ether, isopropyl ether, ether, the trimethyl carbinol, isopropylcarbinol, Virahol, oxidation inhibitor 501, dimethylbenzene, urotropine, butanone, acetone.Wherein most preferably in scheme 2, contained aliphatic alcohol polyethenoxy macromolecular compound is unfavorable for perfect combustion, increases carbon distribution.
The open methanol gasoline composite auxiliary solvent of CN 101100620 A and preparation method, it consists of: carbonic ether, the trimethyl carbinol, polyether glycol, Emulphor FM, polyoxyethylene nonylphenol ether, polyoxy silane-polyoxy alkylene multipolymer, acetic ester, in five-stage " motor spirit " national standard paper for approval regulation motor spirit people for adding methylal, phenyl amines, halogen and the compound such as phosphorous, siliceous, contained polyoxy silane-polyoxy alkylene multipolymer will affect the normal use of three-element catalytic.In addition, above two kinds of technology are all containing the methylcarbonate that low temperature cannot normally use.
CN 102977943 A Ethanol gasoline cosolvent, it comprises following component: dimethylbenzene, fatty alcohol-polyoxyethylene ether, isopropylcarbinol, tert amyl methyl ether(TAME), butanone, polyoxyethylene nonylphenol ether.Wherein fatty alcohol-polyoxyethylene ether and polyoxyethylene nonylphenol ether macromole etherate can aggravate the swelling action of methanol gasoline to rubber components.
There is shortcoming more or less in above-mentioned solubility promoter, therefore need improve for above-mentioned defect, designs that a kind of hydrotropy is strong, sufficient combustion, dynamic performance are strong, the Methanol gasoline cosolvent of good environmental protection.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides that a kind of hydrotropy performance is strong, sufficient combustion, dynamic performance strong, the Vehicle methanol gasoline cosolvent of good environmental protection.
The present invention is realized by following technical scheme:
Vehicle methanol gasoline cosolvent of the present invention, comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 3-20
Pyranton 2-5
Glycol monoethyl ether 4-10
Butanols 10-80
Amylalcohol 5-50
Hexanol 3-20
Enanthol 0.5-10
Octanol 0.5-10.
Preferably, Vehicle methanol gasoline cosolvent of the present invention, comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 4-18
Pyranton 2-5
Glycol monoethyl ether 4-10
Butanols 15-70
Amylalcohol 6-48
Hexanol 3-18
Enanthol 0.5-9
Octanol 0.5-9.
Preferred, Vehicle methanol gasoline cosolvent of the present invention, comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 18
Pyranton 2
Glycol monoethyl ether 5
Butanols 25
Amylalcohol 35
Hexanol 4
Enanthol 5
Octanol 6.
In each raw material of the present invention: butyl glycol ether oleic acid ester, Pyranton, glycol monoethyl ether, butanols, amylalcohol, hexanol, enanthol, octanol all should meet technical grade requirement.
Butyl glycol ether oleic acid ester, has polarity and larger specific inductivity, can strengthen methyl alcohol and the gasoline effect of dissolving each other;
Pyranton, except there is stronger hydrotropy performance, in combustion can decarbonizing, there is good peace and quiet effect;
Glycol monoethyl ether, mainly emulsifying agent, improve the chance water resisting phase separation performance of methanol gasoline;
Butanols, amylalcohol, hexanol, enanthol, octanol have stronger hydrotropy ability separately, and the synergistic effect of mixed alcohols improves the stability of methanol gasoline greatly;
The efficient solubility promoter of production Vehicular methanol petrol of the present invention, only need enter stirred pot by described each component by different ratio, fully mix, and leaves standstill and deposits.
The combination of each raw material of the present invention, be not random being arranged in pairs or groups mutually by various alcohols material, but the present inventor has paid the conclusion that performing creative labour draws, each raw material matches with part by weight of the present invention, the hydrotropy ability synergy making it have separately, strengthens the stability of automobile-used automobile.
Compared with each solubility promoter mentioned in background technology and common solubility promoter, the present invention has following advantage:
(1) Vehicular methanol petrol of the present invention efficient solubility promoter hydrotropy performance is strong, the compatibleness of single alcohols and gasoline of comparing is better, the stability of Vehicular methanol petrol can be improved, methanol gasoline standing storage under-30 DEG C of cold condition can be made not stratified, water resistant ability reaches 0.5%, can resist the impact because absorbing moisture when transport, storage, filling;
(2) Vehicular methanol petrol of the present invention efficient solubility promoter element kind is reasonable, not pbz polymer polymkeric substance and metallic compound, methanol gasoline is burnt more abundant, can effectively prevent and eliminate the generation of carbon on engine and metal oxide, reduce the wearing and tearing to engine, extend the work-ing life of engine;
(3) the efficient solubility promoter of Vehicular methanol petrol of the present invention can improve the octane value of methanol gasoline, increases the capability of antidetonance energy of fuel oil, improves the efficiency of combustion of engine, strengthens power.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described, so that those skilled in the art more understands the present invention, but does not therefore limit the present invention.
Embodiment 1
Get following raw material and be placed in stirred pot by following parts by weight, fully mix: butyl glycol ether oleic acid ester 18, Pyranton 2, glycol monoethyl ether 5, butanols 25, amylalcohol 35, hexanol 4, enanthol 5, octanol 6, standing half an hour can obtain finished product.
Embodiment 2:
Get following raw material and be placed in stirred pot by following parts by weight, fully mix: butyl glycol ether oleic acid ester 8, Pyranton 5, glycol monoethyl ether 10, butanols 45, amylalcohol 17, hexanol 9, enanthol 3, octanol 3, standing half an hour can obtain finished product.
Embodiment 3:
Get following raw material and be placed in stirred pot by following parts by weight, fully mix: butyl glycol ether oleic acid ester 10, Pyranton 3, glycol monoethyl ether 9, butanols 40, amylalcohol 15, hexanol 11, enanthol 7, octanol 5, standing half an hour can obtain finished product.
Embodiment 4:
Get following raw material and be placed in stirred pot by following parts by weight, fully mix: butyl glycol ether oleic acid ester 5, Pyranton 3, glycol monoethyl ether 4, butanols 58, amylalcohol 12, hexanol 8, enanthol 5, octanol 5, standing half an hour can obtain finished product.
Embodiment 5:
Get following raw material and be placed in stirred pot by following parts by weight, fully mix: butyl glycol ether oleic acid ester 8, Pyranton 4, glycol monoethyl ether 9, butanols 50, amylalcohol 10, hexanol 9, enanthol 5, octanol 5, standing half an hour can obtain finished product.
The M15 Vehicular methanol petrol of the efficient solubility promoter preparation of this invention Vehicular methanol petrol, has carried out chance water resisting phase separation performance test (20 DEG C):
The principle that liquid dissolves each other and follows " similar mix ", searching can with methanol phase mutual effect, solubility promoter that again can be similar to gasoline property, can improve the stability of methanol gasoline.Utilize above-mentioned 5 kinds of embodiments to obtain efficient solubility promoter, carry out chance water resisting phase separation performance test to preparation M15 Vehicular methanol petrol, wherein the maximum water solubilization of embodiment 1,2,3 is all more than 0.5%, and embodiment 1 shows the most outstanding, and result is as shown in the table:
The M15 Vehicular methanol petrol of the efficient solubility promoter preparation of this invention Vehicular methanol petrol, has carried out the test of low temperature resisting phase separation performance:
Utilize above-mentioned 5 kinds of embodiments to obtain efficient solubility promoter, preparation M15 Vehicular methanol petrol carried out to the test of low temperature resisting phase separation performance, all subzero 30 DEG C not stratified, wherein implement 1 performance the most outstanding.In conjunction with chance water resisting phase separation performance test, embodiment 1 is optimization formula, and result is as shown in the table:
The M15 Vehicular methanol petrol of the efficient solubility promoter preparation of this invention Vehicular methanol petrol, carries out physicochemical property experiment, meets the requirement (DB37/T 2340-2013) of relevant criterion completely.
The M15 Vehicular methanol petrol of the efficient solubility promoter preparation of this invention Vehicular methanol petrol, carry out long-term car load road testing results, by the analysis of the track data of vehicle road test, the overall feasibility that the Vehicular methanol petrol that this invention is prepared uses on car load can be described:
The vehicle that test is followed the tracks of is two car Santanas, and the Vehicular methanol petrol that vehicle uses this invention to prepare continuously is more than 100000 kilometers.
The Vehicular methanol petrol of this invention preparation is after 100,000km actual road test, and engine major part wear results and certain offshore company's methanol fuel vehicle (F) 34812km rear engine major part wear results see the following form.As seen from the table, cylinder sleeve of engine longitudinal, horizontal wearing and tearing B33-402 car is all less than external F car, and the longitudinal wearing and tearing of B33-403 car engine cylinder sleeve are about greater than external F car, and horizontal wearing and tearing is then less than external F car.Engine piston ring opened gap B33-403, B33-403 car is about greater than external F car, and piston ring weight loss is then less than external F car.Engine cam peach point, valve tappet, main step, connecting rod bearing shell abrasion loss B33-403, B33-403 car are all less than external F car.These results illustrate that two use the vehicle of the Vehicular methanol petrol of this invention preparation less through the wearing and tearing of 100,000 kilometers of actual road test rear engine major parts, and abrasion loss is in normal level.
Engine major part wear results
Claims (3)
1. a Vehicle methanol gasoline cosolvent, is characterized in that, described solubility promoter comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 3-20
Pyranton 2-5
Glycol monoethyl ether 4-10
Butanols 10-80
Amylalcohol 5-50
Hexanol 3-20
Enanthol 0.5-10
Octanol 0.5-10.
2. a kind of Vehicle methanol gasoline cosolvent as claimed in claim 1, is characterized in that, described solubility promoter comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 4-18
Pyranton 2-5
Glycol monoethyl ether 4-10
Butanols 15-70
Amylalcohol 6-48
Hexanol 3-18
Enanthol 0.5-9
Octanol 0.5-9.
3. a kind of Vehicle methanol gasoline cosolvent as claimed in claim 1, is characterized in that, described solubility promoter comprises the component of following portions by weight:
Butyl glycol ether oleic acid ester 18
Pyranton 2
Glycol monoethyl ether 5
Butanols 25
Amylalcohol 35
Hexanol 4
Enanthol 5
Octanol 6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310710460.9A CN103695052B (en) | 2013-12-21 | 2013-12-21 | Vehicle methanol gasoline cosolvent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310710460.9A CN103695052B (en) | 2013-12-21 | 2013-12-21 | Vehicle methanol gasoline cosolvent |
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| CN103695052A CN103695052A (en) | 2014-04-02 |
| CN103695052B true CN103695052B (en) | 2015-04-15 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104232253A (en) * | 2014-05-26 | 2014-12-24 | 武汉华桑科技发展有限公司 | Lubricating oil |
| CN105950233B (en) * | 2016-05-06 | 2018-03-16 | 李戈 | A kind of Vehicle methanol gasoline cosolvent |
| CN112708480A (en) * | 2020-12-23 | 2021-04-27 | 重庆山玖能源科技发展有限公司 | Methanol gasoline for vehicle |
| CN114958451B (en) * | 2022-06-15 | 2023-03-28 | 浙江吉利控股集团有限公司 | Mutual-soluble preservative for gasoline and methanol flexible fuel |
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| CN1073200A (en) * | 1991-08-09 | 1993-06-16 | 鲁布里佐尔公司 | Two-cycle engine lubricants and using method thereof |
| JP2011202049A (en) * | 2010-03-26 | 2011-10-13 | Kazuyuki Umemura | Water-added fuel, additive-adjusted fuel oil, additive, and method for producing them |
| CN102492497A (en) * | 2011-12-15 | 2012-06-13 | 河北冀春能源投资集团有限公司 | Additive of M50 methanol gasoline |
| CN102492499A (en) * | 2011-12-15 | 2012-06-13 | 李学强 | Additive of M30 methanol gasoline |
| CN102604694A (en) * | 2012-03-23 | 2012-07-25 | 田强 | Methanol gasoline additive and methanol gasoline containing additive thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030037484A1 (en) * | 2001-08-07 | 2003-02-27 | Steinmann Henry William | Gasoline solutions containing a scavenger for the oxides of nitrogen |
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Patent Citations (5)
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| CN1073200A (en) * | 1991-08-09 | 1993-06-16 | 鲁布里佐尔公司 | Two-cycle engine lubricants and using method thereof |
| JP2011202049A (en) * | 2010-03-26 | 2011-10-13 | Kazuyuki Umemura | Water-added fuel, additive-adjusted fuel oil, additive, and method for producing them |
| CN102492497A (en) * | 2011-12-15 | 2012-06-13 | 河北冀春能源投资集团有限公司 | Additive of M50 methanol gasoline |
| CN102492499A (en) * | 2011-12-15 | 2012-06-13 | 李学强 | Additive of M30 methanol gasoline |
| CN102604694A (en) * | 2012-03-23 | 2012-07-25 | 田强 | Methanol gasoline additive and methanol gasoline containing additive thereof |
Non-Patent Citations (1)
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| "正构醇对甲醇-汽油体系相稳定性的影响";杨长春等;《精细石油化工》;20121130;第29卷(第6期);第50-54页 * |
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