CN104178231A - High-flash-point alcohol ether diesel oil - Google Patents

High-flash-point alcohol ether diesel oil Download PDF

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Publication number
CN104178231A
CN104178231A CN201410477754.6A CN201410477754A CN104178231A CN 104178231 A CN104178231 A CN 104178231A CN 201410477754 A CN201410477754 A CN 201410477754A CN 104178231 A CN104178231 A CN 104178231A
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parts
diesel
alcohol
ether
polymethoxy dimethyl
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CN104178231B (en
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刘耀辉
赵杰
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Shaanxi Precious Ginger New Energy Technology Research And Development Co Ltd
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Shaanxi Precious Ginger New Energy Technology Research And Development Co Ltd
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Abstract

The invention provides high-flash-point alcohol ether diesel oil which is prepared from the following raw materials in percentage by mass: 5%-15% of mixed alcohol, 10%-18% of polymethoxy dimethyl ether (DMM), 0.03%-1% of glycol ethylene ether, 0.05%-0.3% of an additive and the balance of diesel oil. According to the alcohol ether diesel oil, other main physical and chemical indexes can all meet or exceed the requirements of GB252-2011 standards of national standard diesel while the high flash point of more than 55 DEG C is ensured, the shortcomings of unsafe storage, transportation and use and no practicality of conventional alcohol ether diesel oil or fuel due to an excessively low flash point are overcome, the discharge is low, few PM particles are generated, the environment is improved, and the atmospheric haze is controlled, so that the high-flash-point alcohol ether diesel oil is clean fuel oil with practical application values at present.

Description

A kind of high flash point alcohol ether diesel
Technical field
The invention belongs to alcohol-ether fuel technical field, be specifically related to a kind of high flash point alcohol ether diesel.
Background technology
< < domestic and international gas industries development report > > in 2013 by the writing of group economy Institute for Research and Technology of CNPC shows, the external interdependency of China's oil in 2013 reaches 58.1%, the Yuan Chao U.S..The domestic and international gas industries development report > > of < < 2013 shows, China's oil in 2013 and crude oil apparent consumption amount reach respectively 4.98 hundred million tons and 4.87 hundred million tons.China's oil consumption speedup has surpassed GDP speedup, and energy expenditure speedup is too fast, all brings immense pressure to Energy production and energy-saving and emission-reduction.Therefore, improve China's energy structure, seek new clean substitute energy very urgent.
Product that at present can petroleum replacing, first will measure greatly, on a large scale, is secondly that raw material is wanted fully, from this point, to weigh, and the most qualified is exactly alcohol-ether fuel.Ether in its raw material is synthesized by methyl alcohol mostly, and methyl alcohol can be made raw material with coal and Sweet natural gas etc., be can scale operation economical liquid fuel, mature production technology, stores also wide material sources of alcohol mixture easy to use.Alcohol ether diesel is as common vehicle fuel (or conventional fuel), and its feature of environmental protection, economy, sustainable developability have obtained the extensive approval of the energy, chemical industry and automobile industry.Abundant and the high sulphur coal of idle few use of available resources, relies on chemical industry method that tradition is ripe to manufacture the excellent propertys such as alcohol, ether, hydrogen, the clean and very cheap automobile fuel of cost replaces oil.
Application number is that 200910133972.7 Chinese patent discloses a kind of alcohol ether diesel oil used in new energy vehicles, it is that other main chemical feedstockss form that this alcohol ether diesel be take alcohol ethers by 14 kinds of 45%~85% diesel component, 15%~55% alcohols component and thiophene, heptadecane, stearyl alcohol, glycerol etc., in this patent, other chemical feedstocks compositions are too much, proportioning is complicated, is unfavorable for large-scale promotion use.Wherein, thiophene is as solvent, 12 ℃ of flash-points; Heptadecane is as organic solvent; Stearyl alcohol is as stablizer, emulsifying agent; Glycerol is as lubricant, softening agent; Flash-point-22 ℃ of 1,2-butylene oxide ring, are used as oxidation inhibitor, tensio-active agent gasoline dope: Methylpentynol is special solvent; Isopropyl myristate is emulsifying agent, wetting agent; Two dioctyl phthalates are softening agent; Tetren is oil fuel and lubricated oil additives, promotor, solidifying agent, and its Fuel emission is poisonous, and corrosives.Through carefully analyzing discovery, in this patent component, be solvent and softening agent mostly, slightly take into account emulsifying agent, lubricant and tensio-active agent, all the other raw materials are used in nothing effect in oil product, and the raw material more seriously having also has the effect that burn into is poisonous.Its thinking is to concoct in order to concoct substantially, and the functional of product can not guarantee, does not more have a practicality.In addition, the flash-point of this alcohol ether diesel is not higher than 25 ℃, and security is too poor, likely the diesel oil that originally can use can be become to waste product.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned the deficiencies in the prior art, and a kind of high flash point alcohol ether diesel is provided.This alcohol ether diesel is guaranteeing to reach more than 55 ℃ in high flash point, other main physical and chemical index can reach or be better than GB diesel oil GB252-2011 standard-required, overcome traditional alcohol ethers diesel oil or fuel and because flash-point is too low, caused storing, transporting, use dangerous, not have practicality shortcoming, and its discharge is few, PM particle still less, being conducive to improve environment, administering atmospheric haze, is a kind of clean fuel oil at present with actual application value.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of high flash point alcohol ether diesel, it is characterized in that, and by the raw material of following mass percent, made: alcohol mixture 5%~15%, polymethoxy dimethyl ether DMM 3~810%~18%, ethylene glycol ethyl ether 0.03%~1%, additive 0.05%~0.3%, surplus is diesel oil; Described alcohol mixture is mixed and is formed by the raw material of following weight part: 20~25 parts of 2-amylalcohols, 5~8 parts of propyl carbinols, 15~20 parts of 2-methyl butanols, 8~12 parts of cyclopentanol, 27~32 parts of Pentyl alcohols, 10~15 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine be (0.75~1) in mass ratio: 1: (0.25~0.5) mixes and forms; Described high flash point alcohol ether diesel refers to that the close flash point of this alcohol ether diesel is not less than 55 ℃.
Above-mentioned a kind of high flash point alcohol ether diesel, is characterized in that, by the raw material of following mass percent, is made: alcohol mixture 7%~12%, polymethoxy dimethyl ether DMM 3~810%~12%, ethylene glycol ethyl ether 0.08%~0.8%, additive 0.07%~0.15%, surplus is diesel oil.
Above-mentioned a kind of high flash point alcohol ether diesel, is characterized in that, by the raw material of following mass percent, is made: alcohol mixture 11%, polymethoxy dimethyl ether DMM 3~811%, ethylene glycol ethyl ether 0.4%, additive 0.1%, surplus is diesel oil.
Above-mentioned a kind of high flash point alcohol ether diesel, it is characterized in that, described alcohol mixture is mixed and is formed by the raw material of following weight part: 21.2~22.5 parts of 2-amylalcohols, 6.1~6.9 parts of propyl carbinols, 16.6~17.1 parts of 2-methyl butanols, 9~9.5 parts of cyclopentanol, 28.9~30.2 parts of Pentyl alcohols, 11.8~12.5 parts of 2-hexanols.
Above-mentioned a kind of high flash point alcohol ether diesel, is characterized in that, described polymethoxy dimethyl ether DMM 3~8in each component count by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of high flash point alcohol ether diesel of the present invention is: add together in shears shear-mixed even various raw materials, can obtain high flash point alcohol ether diesel.
The using method of high flash point alcohol ether diesel of the present invention is: this alcohol ether diesel is directly added in the fuel tank of diesel engine, and this alcohol ether diesel can mix use in any ratio with ordinary diesel oil.
The present invention selects polymethoxy dimethyl ether DMM 3~8for main raw material.Polymethoxy dimethyl ether is a class lower molecular weight acetals polymkeric substance, and its general formula is expressed as: CH 3o (CH 2o) ncH 3, note is DMMn, general n=1~8.Of the present invention is the mixture of the polymethoxy dimethyl ether of n=3~8.
Along with the enhancing of people's environmental consciousness, more and more advanced, more and more stricter automobile emissions standards are constantly released in countries in the world.In order to meet more and more stricter emission standard, be to improve automotive engineering on the one hand, be to improve oil quality on the other hand.Improve fuel oil quality, reduce noxious gas emission, a kind of method easier, economic and effectively easily row is in fuel oil, to add additive.Polymethoxy dimethyl ether is a kind of novel clear gusoline additive, improves especially diesel combustion, raising cetane value, reduces carbonic acid gas and NOx discharge, reduces oil consumption and reduce effective additive of discharging fume.
The present invention obtains the more suitable polymethoxy dimethyl ether CH as diesel-dope through great many of experiments 3o (CH 2o) ncH 3n value be 3~8, n=3~5 the best wherein.The oligopolymer of n=2 and the compound of n=1 (methylal), its boiling point and flash-point are on the low side, and therefore as diesel-dope Shortcomings, and the oligopolymer that n is greater than 8 tends to crystallization at low temperatures, therefore should not be as diesel-dope.But when n=3~5, cetane value is up to 78~100, if directly join in diesel oil, amount very little its advantage applies not out, if measure largerly, can cause the cetane value in diesel oil too high, easily causes moment burning too fast, produces a large amount of cigarette carbon, runs counter to desire.Therefore, final choice polymethoxy dimethyl ether DMM of the present invention 3~8.
In the present invention, the effect of ethylene glycol ethyl ether is: mainly as solvent, emulsifying agent, stablizer, extraction agent, softening agent etc.Agriculturally during alcohol ether diesel is used occupy very large ratio, in storage compared with alcohol ether gasoline again safety many, be easy to make people to benumb, mismanagement.Like this, ethylene glycol ethyl ether both can prevent the alcohol ether diesel contingent water absorbability in transportation, storage, use procedure more vivaciously causing due to class alcohol, and contingent chance water stratification problem affects the use properties of alcohol ether diesel; Can take into account the effect of softening agent again, slow down the extracting of alcohols to softening agent in caulking gum in engine.Also can act synergistically with other additive in the lump, Overlay is obvious.
As alcohols, no matter be low-carbon alcohol or higher alcohols, its flash-point is not high, or even very low.The present invention finds when actual production higher alcohols, by some higher alcohols as after 2-amylalcohol, propyl carbinol, 2-methyl butanol, cyclopentanol, Pentyl alcohol and 2-hexanol mix in proportion, can obtain the alcohol mixture of higher flash point, solved the general not high problem of mixed alcohols flash-point, this problem is also the not high root problem of most alcohol ethers Flash Point of Diesel.
Meanwhile, when the alcohol mixture that the present invention selects adds in diesel oil, without the problem of dissolving each other of considering diesel oil and alcohol mixture, because in alcohols, carbon atom quantity is larger, the mixing oil distillation curve of alcohol and diesel oil is got over the distillation curve close to diesel oil, that is to say, the physical property of higher alcohols is closer to diesel oil.Because alcohol mixture price is compared with the cheap nearly 1,000 yuan of diesel oil, make alcohol ether diesel also there is certain economy.Also overcome general alcohol ether diesel and be and in ordinary diesel oil, added low-carbon alcohol and the solubility promoter that usage quantity is suitable, because the price of solubility promoter is far above low-carbon alcohol, just made alcohol ether diesel without price advantage.The more important thing is that alcohol mixture has oleophylic and hydrophilic radical, utilize surfactivity to make the phase system of alcohol ether diesel more stable, its resisting phase separation ability strengthens greatly, and especially the ability of water resistant separation can reach 3%, and this is that a lot of alcohol ether diesels are difficult to accomplish.Nonetheless, if consider diesel oil, in use sneak into moisture, due to the existence of moisture, acid corrosion and galvanic corrosion that will activator metal, in diesel oil during moisture-free, acid attack is very weak, be mainly the copper corrosion that active sulfide causes, and the existence of water in alcohol ether diesel will cause sour ionization, make the acid corrosion aggravation of active metal, and activate other corrosion behaviors.The present invention finds after test of many times, ethanamide, 1,2, and the mixture of 3-benzotriazole, Berberine can make the problems referred to above be alleviated.Wherein, ethanamide is the fine solvent of gas chromatography and inorganics, is also widely used as the stablizer of softening agent, also for moisture adsorbent processed, lubricant etc.; 1,2,3-benzotriazole, is applied to rust-preventive agent, deicing fluid, oils oxidation inhibitor (various lubricating oil, hydraulic efficiency oil, brake solution, transformer oil), emulsifying agent, copper ore floatation agent and metal inhibitor; Berberine is that heterogeneous ring compound is adsorbed on metal coating surface by unimolecular layer, chemisorption mode, at coating surface, forms layer protecting film, thereby the effect on protective coating surface is played in the corrosion of retardance acid solution to coating.
The present invention utilizes ether, alcohol excellent, shortcoming separately, and adds additive, by maximizing favourable factors and minimizing unfavourable ones, bring into play organic synergy, while both having solved polymethoxy dimethyl ether as additive, the problem of addition, has solved again that cetane value is too high causes the disadvantageous problem that burning is too fast.Solved again oleyl alcohol in traditional alcohol ether diesel and mixed the rear not high problem of flash-point simultaneously.So, the alcohol ether diesel of concocting like this, using in function, on exhaust emissions, on resisting phase separation, (general alcohol ethers diesel oil low-carbon alcohol is too many, the poor stability of phase), storage is used the first-class leading indicator of safety can approach or be better than GB diesel oil GB252-2011 standard-required, is desirable automobile-used clean energy.
The present invention compared with prior art has the following advantages:
1, the flash-point of alcohol ether diesel of the present invention is high, is not less than 55 ℃, and general alcohol ether diesel, flash-point is not generally higher than 25 ℃, and mostly in room temperature, meeting naked light dodges;
2, the discharge of alcohol ether diesel of the present invention is clean, and after producing in proportion, quality product Ke You state III diesel oil upgrades to state I V standard;
3, the powerful of alcohol ether diesel of the present invention, cold start-up is normal, significantly reduces condensation point of diesel oil, improves combustioncharacteristics, improves thermo-efficiency;
4, alcohol ether diesel of the present invention can make smoke intensity reduce by 80%, and oxynitride can reduce by 50%, and sulphur content reduces obviously;
When 5, the water content of alcohol ether diesel of the present invention does not surpass 3%, not stratified;
6, the temperature lower (generally below-17~-18 ℃) that alcohol ether diesel of the present invention is separated, its resisting phase separation excellent property;
The prices of raw and semifnished materials such as the alcohol mixture that 7, alcohol ether diesel of the present invention adopts, polymethoxy dimethyl ether, all lower than diesel-fuel price, have quite significant economy.
In a word, alcohol ether diesel of the present invention is guaranteeing to reach more than 55 ℃ in high flash point, and other main physical and chemical index can reach or be better than GB diesel oil GB252-2011 standard-required.Overcome traditional alcohol ethers diesel oil or fuel and because flash-point is too low, caused storing, transporting, use dangerous, not have practicality shortcoming.Because added polymethoxy dimethyl ether is for (increasing the oxygen level of diesel oil containing oxygen agent, soot and the particulate matter that can make burning produce are fewer than pure diesel oil), high hexadecane value agent (its n is that the cetane value of 3,4,5 o'clock reaches 78~100), and have and the advantage such as diesel oil mutual solubility is good; Institute adds alcohol mixture except flash-point is higher, and clean fuel, burns and only produce CO especially 2and water; Therefore, prepared alcohol ether diesel discharge is few, and PM particle still less, is conducive to improve environment, administers atmospheric haze, is one of current clean fuel oil with actual application value.
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment
Embodiment 1
The present embodiment high flash point alcohol ether diesel is made by the raw material of following mass percent: alcohol mixture 11%, polymethoxy dimethyl ether DMM 3~811%, ethylene glycol ethyl ether 0.4%, additive 0.1%, surplus is diesel oil; Wherein, described alcohol mixture is mixed and is formed by the raw material of following weight part: 22 parts of 2-amylalcohols, 6.5 parts of propyl carbinols, 17 parts of 2-methyl butanols, 9.3 parts of cyclopentanol, 29.5 parts of Pentyl alcohols, 12 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine in mass ratio 0.8:1:0.3 mix and form; That the present embodiment adopts is the polymethoxy dimethyl ether DMM that Shandong Province Chen Xin new forms of energy company limited produces 3~8, each component is counted by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of the present embodiment high flash point alcohol ether diesel is: add together in shears shear-mixed even each raw material, can obtain high flash point alcohol ether diesel.
The performance data of the present embodiment high flash point alcohol ether diesel is in Table 1.
Embodiment 2
The present embodiment high flash point alcohol ether diesel is made by the raw material of following mass percent: alcohol mixture 7%, polymethoxy dimethyl ether DMM 3~812%, ethylene glycol ethyl ether 0.08%, additive 0.15%, surplus is diesel oil; Wherein, described alcohol mixture is mixed and is formed by the raw material of following weight part: 21.2 parts of 2-amylalcohols, 6.9 parts of propyl carbinols, 16.6 parts of 2-methyl butanols, 9.5 parts of cyclopentanol, 28.9 parts of Pentyl alcohols, 12.5 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine in mass ratio 1:1:0.5 mix and form; That the present embodiment adopts is the polymethoxy dimethyl ether DMM that Shandong Province Chen Xin new forms of energy company limited produces 3~8, each component is counted by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of the present embodiment high flash point alcohol ether diesel is: add together in shears shear-mixed even each raw material, can obtain high flash point alcohol ether diesel.
The performance data of the present embodiment alcohol ether diesel is in Table 1.
Embodiment 3
The present embodiment high flash point alcohol ether diesel is made by the raw material of following mass percent: alcohol mixture 12%, polymethoxy dimethyl ether DMM 3~810%, ethylene glycol ethyl ether 0.8%, additive 0.07%, surplus is diesel oil; Wherein, described alcohol mixture is mixed and is formed by the raw material of following weight part: 22.5 parts of 2-amylalcohols, 6.1 parts of propyl carbinols, 17.1 parts of 2-methyl butanols, 9 parts of cyclopentanol, 30.2 parts of Pentyl alcohols, 11.8 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine in mass ratio 0.75:1:0.25 mix and form; That the present embodiment adopts is the polymethoxy dimethyl ether DMM that Shandong Province Chen Xin new forms of energy company limited produces 3~8, each component is counted by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of the present embodiment high flash point alcohol ether diesel is: add together in shears shear-mixed even each raw material, can obtain high flash point alcohol ether diesel.
The performance data of the present embodiment high flash point alcohol ether diesel is in Table 1.
Embodiment 4
The present embodiment high flash point alcohol ether diesel is made by the raw material of following mass percent: alcohol mixture 5%, polymethoxy dimethyl ether DMM 3~818%, ethylene glycol ethyl ether 0.03%, additive 0.3%, surplus is diesel oil; Wherein, described alcohol mixture is mixed and is formed by the raw material of following weight part: 20 parts of 2-amylalcohols, 8 parts of propyl carbinols, 15 parts of 2-methyl butanols, 12 parts of cyclopentanol, 27 parts of Pentyl alcohols, 15 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine in mass ratio 1:1:0.25 mix and form; That the present embodiment adopts is the polymethoxy dimethyl ether DMM that Shandong Province Chen Xin new forms of energy company limited produces 3~8, each component is counted by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of the present embodiment high flash point alcohol ether diesel is: add together in shears shear-mixed even each raw material, can obtain high flash point alcohol ether diesel.
The performance data of the present embodiment high flash point alcohol ether diesel is in Table 1.
Embodiment 5
The present embodiment high flash point alcohol ether diesel is made by the raw material of following mass percent: alcohol mixture 15%, polymethoxy dimethyl ether DMM 3~810%, ethylene glycol ethyl ether 1%, additive 0.05%, surplus is diesel oil; Wherein, described alcohol mixture is mixed and is formed by the raw material of following weight part: 25 parts of 2-amylalcohols, 5 parts of propyl carbinols, 20 parts of 2-methyl butanols, 8 parts of cyclopentanol, 32 parts of Pentyl alcohols, 10 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine in mass ratio 0.9:1:0.3 mix and form; That the present embodiment adopts is the polymethoxy dimethyl ether DMM that Shandong Province Chen Xin new forms of energy company limited produces 3~8, each component is counted by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
The preparation method of the present embodiment high flash point alcohol ether diesel is: add together in shears shear-mixed even each raw material, can obtain high flash point alcohol ether diesel.
The performance data of the present embodiment high flash point alcohol ether diesel is in Table 1.
Comparative example 1
The difference of this comparative example alcohol ether diesel and embodiment 1 is only: the alcohol adopting is low-carbon alcohol (methyl alcohol).The performance data of this comparative example alcohol ether diesel is in Table 1.
Comparative example 2
The difference of this comparative example alcohol ether diesel and embodiment 1 is only: do not add additive.The performance data of this comparative example alcohol ether diesel is in Table 1.
Table 1 alcohol ether diesel detects data
As shown in Table 1, the physical and chemical index of alcohol ether diesel of the present invention all meets or is better than GB requirement, and with traditional alcohol ether diesel contrast, leading indicator is all dominant, particularly all the more so in the indexs such as flash-point, cetane value, the anti-phase of low temperature, sulphur content.In addition, alcohol ether diesel of the present invention is guaranteeing to reach more than 55 ℃ in high flash point, other main physical and chemical index can meet GB252-2011 standard-required, there is again practicality, overcome traditional alcohol ethers diesel oil or fuel flash point too low, store, transport, use dangerous, not have practicality shortcoming, and its discharge is few, PM particle still less, being conducive to improve environment, administering atmospheric haze, is a kind of clean diesel at present with actual application value.
The above, be only preferred embodiment of the present invention, not the present invention imposed any restrictions.Every any simple modification of above embodiment being done according to invention technical spirit, change and equivalence change, and all still belong in the protection domain of technical solution of the present invention.

Claims (5)

1. a high flash point alcohol ether diesel, is characterized in that, by the raw material of following mass percent, is made: alcohol mixture 5%~15%, polymethoxy dimethyl ether DMM 3~810%~18%, ethylene glycol ethyl ether 0.03%~1%, additive 0.05%~0.3%, surplus is diesel oil; Described alcohol mixture is mixed and is formed by the raw material of following weight part: 20~25 parts of 2-amylalcohols, 5~8 parts of propyl carbinols, 15~20 parts of 2-methyl butanols, 8~12 parts of cyclopentanol, 27~32 parts of Pentyl alcohols, 10~15 parts of 2-hexanols; Described additive is by ethanamide, 1,2, and 3-benzotriazole and Berberine be (0.75~1) in mass ratio: 1: (0.25~0.5) mixes and forms; Described high flash point alcohol ether diesel refers to that the close flash point of this alcohol ether diesel is not less than 55 ℃.
2. a kind of high flash point alcohol ether diesel according to claim 1, is characterized in that, by the raw material of following mass percent, is made: alcohol mixture 7%~12%, polymethoxy dimethyl ether DMM 3~810%~12%, ethylene glycol ethyl ether 0.08%~0.8%, additive 0.07%~0.15%, surplus is diesel oil.
3. a kind of high flash point alcohol ether diesel according to claim 2, is characterized in that, by the raw material of following mass percent, is made: alcohol mixture 11%, polymethoxy dimethyl ether DMM 3~811%, ethylene glycol ethyl ether 0.4%, additive 0.1%, surplus is diesel oil.
4. according to a kind of high flash point alcohol ether diesel described in claim 1,2 or 3, it is characterized in that, described alcohol mixture is mixed and is formed by the raw material of following weight part: 21.2~22.5 parts of 2-amylalcohols, 6.1~6.9 parts of propyl carbinols, 16.6~17.1 parts of 2-methyl butanols, 9~9.5 parts of cyclopentanol, 28.9~30.2 parts of Pentyl alcohols, 11.8~12.5 parts of 2-hexanols.
5. according to a kind of high flash point alcohol ether diesel described in claim 1,2 or 3, it is characterized in that described polymethoxy dimethyl ether DMM 3~8in each component count by weight: polymethoxy dimethyl ether DMM 346.5 parts, polymethoxy dimethyl ether DMM 429.4 parts, polymethoxy dimethyl ether DMM 518.5 parts, polymethoxy dimethyl ether DMM 63.5 parts, polymethoxy dimethyl ether DMM 71.4 parts, polymethoxy dimethyl ether DMM 80.4 part.
CN201410477754.6A 2014-09-18 2014-09-18 High-flash-point alcohol ether diesel oil Expired - Fee Related CN104178231B (en)

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CN108395916A (en) * 2018-05-10 2018-08-14 成都蓉美天承环保科技有限公司 A kind of compound ether esters cleaning diesel oil based on national standard diesel component
CN109576007A (en) * 2018-11-29 2019-04-05 云南聚中能源科技有限公司 A kind of alcohol ether diesel additive and its alcohol ether diesel of preparation
CN109679701A (en) * 2019-01-31 2019-04-26 河北金景达新能源科技股份有限公司 A kind of clean fuel for vehicle additive and preparation method thereof
CN111253986A (en) * 2020-01-17 2020-06-09 西安交通大学 Low-temperature cosolvent of polyoxymethylene dimethyl ether and diesel oil mixed fuel and preparation method thereof
CN113025377A (en) * 2021-03-15 2021-06-25 中国神华煤制油化工有限公司 Method for preparing blended diesel oil and high and cold resistant diesel oil

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