CN103695052A - Vehicle methanol gasoline cosolvent - Google Patents
Vehicle methanol gasoline cosolvent Download PDFInfo
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- CN103695052A CN103695052A CN201310710460.9A CN201310710460A CN103695052A CN 103695052 A CN103695052 A CN 103695052A CN 201310710460 A CN201310710460 A CN 201310710460A CN 103695052 A CN103695052 A CN 103695052A
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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 efficient Vehicular methanol petrol solubility promoter.
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 good, environmental pollution is little, raw material sources are abundant, production cost is low, use safety, synthesis technique is simple, distributing system construction economizes most and the easy remarkable advantage such as spread and receive common people's concern.2012, the Ministry of Industry and Information Technology issues < < about carrying out the notice > > (Ministry of Industry and Information joint [2012] No. 42) of methanol vehicle test work, 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, the large good opportunity of development is also provided for having the enterprise of ripe methanol production technology.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 of developing methanol gasoline.
Some solubility promoter products have been developed in current domestic methanol gasoline market, mostly by different organism such as polyvalent alcohol, aromatic hydrocarbons, ester class and ethers, formed, but portioned product is because contained component is 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 disclose a kind of methanol gasoline solubility promoter, and its raw material consists of: dimethylbenzene, isopropylcarbinol, methylcarbonate, Virahol and diisopropyl ether.The fusing point of methylcarbonate is 4 ℃, experimental results show that under cold condition and can solidify, 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, obtain people for adding methylal, phenyl amines, halogen, and phosphorous, the siliceous compound that waits, contained polyoxy silane-polyoxy alkylene multipolymer will affect the normal use of three-element catalytic.In addition, above two kinds of technology all contain the methylcarbonate that low temperature cannot normally be used.
CN 102977943 A ethanol petrol solubility promoter, 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 solubility promoter 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 are strong, the Vehicular methanol petrol solubility promoter of good environmental protection.
The present invention realizes by following technical scheme:
Vehicular methanol petrol solubility promoter 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, Vehicular methanol petrol solubility promoter 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, Vehicular methanol petrol solubility promoter 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 increase strong methyl alcohol and the gasoline effect of dissolving each other;
Pyranton, except having stronger hydrotropy performance, in combustion processes, energy decarbonizing, has good peace and quiet effect;
Glycol monoethyl ether, is mainly emulsifying agent, improves 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 needs described each component to enter stirred pot by different proportionings, fully mixes standing depositing.
The combination of each raw material of the present invention, be not random various alcohols materials are arranged in pairs or groups mutually, but the inventor has paid the conclusion that performing creative labour draws, each raw material matches with part by weight of the present invention, make its hydrotropy ability synergy having separately, strengthen the stability of automobile-used automobile.
Compare with each solubility promoter of mentioning in background technology and common solubility promoter, the present invention has advantages of following:
(1) the efficient solubility promoter hydrotropy of Vehicular methanol petrol of the present invention performance is strong, the compatibleness of single alcohols and gasoline of comparing is better, can improve the stability of Vehicular methanol petrol, can make methanol gasoline standing storage under-30 ℃ of cold condition not stratified, water resistant ability reaches 0.5%, absorbs the impact of moisture in the time of can resisting because of transportation, storage, filling;
(2) the efficient solubility promoter element of Vehicular methanol petrol of the present invention kind is reasonable, not pbz polymer polymkeric substance and metallic compound, make methanol gasoline burning more abundant, the generation of prevent and avoid carbon on engine and metal oxide effectively, the wearing and tearing of reduction to engine, the work-ing life of prolongation 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, can obtain finished product standing half an hour.
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, can obtain finished product standing half an hour.
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, can obtain finished product standing half an hour.
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, can obtain finished product standing half an hour.
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, can obtain finished product standing half an hour.
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 ℃):
Liquid dissolves each other and follows the principle of " similar mixing ", and searching can interact with methyl alcohol, and 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, preparation M15 Vehicular methanol petrol is met to water resisting phase separation performance test, wherein embodiment 1,2,3 maximum water solubilizations are all outstanding over 0.5%, embodiment, 1 performance, 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 ℃ not stratified, wherein implement 1 performance the most outstanding.In conjunction with meeting 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, carried out long-term car load road operation test, the analysis of the track data by vehicle road test, can illustrate the overall feasibility that the Vehicular methanol petrol of this invention preparation is used on car load:
The vehicle that test is followed the tracks of is two car Santanas, and vehicle uses the Vehicular methanol petrol of this invention preparation over 100000 kilometers continuously.
The Vehicular methanol petrol of this invention preparation through 100,000km actual road test after, engine major part wear results Ji Mou offshore company's methanol fuel car (F) 34812km rear engine major part wear results sees the following form.As seen from the table, the cylinder sleeve of engine B33-402 car that longitudinally, laterally weares and teares is all less than external F car, and the longitudinal wearing and tearing of B33-403 car engine cylinder sleeve are approximately greater than external F car, and laterally wearing and tearing are less than external F car.Engine piston ring opened gap B33-403, B33-403 car are approximately greater than external F car, and piston ring weight loss is 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.Two of these presentation of results are used the vehicle of this Vehicular methanol petrol of inventing 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 Vehicular methanol petrol solubility promoter, 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 Vehicular methanol petrol solubility promoter 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 Vehicular methanol petrol solubility promoter 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.
Priority Applications (1)
| 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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| 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 true CN103695052A (en) | 2014-04-02 |
| CN103695052B CN103695052B (en) | 2015-04-15 |
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| CN201310710460.9A Active CN103695052B (en) | 2013-12-21 | 2013-12-21 | Vehicle methanol gasoline cosolvent |
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Cited By (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 |
| CN105950233A (en) * | 2016-05-06 | 2016-09-21 | 张亮 | Methanol gasoline cosolvent for vehicles |
| 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 |
| CN114958451A (en) * | 2022-06-15 | 2022-08-30 | 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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| 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 |
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2013
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Patent Citations (6)
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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 |
| 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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Cited By (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 |
| CN105950233A (en) * | 2016-05-06 | 2016-09-21 | 张亮 | Methanol gasoline cosolvent for vehicles |
| 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 |
| CN114958451A (en) * | 2022-06-15 | 2022-08-30 | 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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| CN103695052B (en) | 2015-04-15 |
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