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CN104130811A - Methanol denaturing agent, as well as preparation method and application thereof - Google Patents

Methanol denaturing agent, as well as preparation method and application thereof Download PDF

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CN104130811A
CN104130811A CN201410393160.7A CN201410393160A CN104130811A CN 104130811 A CN104130811 A CN 104130811A CN 201410393160 A CN201410393160 A CN 201410393160A CN 104130811 A CN104130811 A CN 104130811A
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parts
volume
methanol
gasoline
modified dose
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CN104130811B (en
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李珍发
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Abstract

The invention relates to a methanol denaturing agent, as well as a preparation method and application thereof. The methanol denaturing agent is prepared from the following components in parts by volume: 5-20 parts of methyl tertiary butyl ether, 1-4 parts of methyl oleate, 1-6 parts of dimethoxymethane, 1-4 parts of acetone, 0.5-2 parts of ethanol amine, 0.05-0.2 part of methybenzotriazole, 0.05-0.2 part of mercapto-benzothiazole, 0.2-1 part of isopropyl palmitate and 0.1-0.5 part of methylcyclopentadienylmanganese tricarbonyl. Methanol gasoline prepared from denatured methanol which is prepared by adding the methanol denaturing agent into methanol, methanol synthesized gasoline and other alcohol ether fuels serves as a novel vehicle energy, the power performance of the methanol gasoline accords with that of 93# gasoline, the comprehensive use cost can be reduced by over 20 percent, and emission can be reduced by 20-80 percent.

Description

Methanol modified dose and its preparation method and application
Technical field
The present invention relates to technical field of new energies, particularly a kind of methanol modified dose and preparation method thereof and the application in the industry of methanol gasoline.
Background technology
Because of popularizing of automobile, the objectionable impuritiess such as the carbon monoxide in its emission, oxynitride, hydrocarbon polymer, sulfurous gas and PM2.5 exceed standard, and day by day affect atmospheric environment and people's health.New-energy automobile is if pure electric automobile etc. is due to continuation of the journey problem, and charging problem, Cost Problems wait to solve, and penetration and promotion needs time.Current motor spirit is due to the restriction of petroleum resources, and the promotion of price joint joint, has become the problem that the urgent expectation in the whole world solves.
Chinese patent CN101880556A, the resulting denatured methyl alcohol of this patent additive is to dissolve with petroleum refining gasoline, does not break away from the dependence to oil.Due to petroleum refining gasolene ingredient more complicated, except hydro carbons, also contain more oxygen-bearing organic matter as naphthenic acid, phenol etc., and itrogenous organic substance is as pyridine, pyrroles and amine, also contain organosulfur compound as mercaptan, thioether etc.The MTG gasoline overwhelming majority is hydro carbons, because its polarity is far smaller than regular gasoline, more difficult when methanol mixed with strong polarity, thereby adopt the resulting denatured methyl alcohol of additive of CN101880556A patent on MTG gasoline, to use, must change system component, the ratio of denaturing agent.At present, methanol synthesized gasoline (MTG) technology and alcohol-ether fuel polymethoxy formal (DMM3-8) synthetic technology are ripe, the two all take methyl alcohol as starting raw material, but generally needs 2-3 ton methyl alcohol just can obtain 1 ton of product, thereby on cost, does not have an advantage.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of denatured methyl alcohol additive, this additive is added and in methyl alcohol, makes it sex change with certain proportion, and resulting denatured methyl alcohol is mixed and obtains the finished product of the present invention as polymethoxy formal (DMM3-8) with methanol synthesized gasoline (MTG) and other alcohol-ether fuel again.Its feature is to depart from completely the gasoline by petroleum refining.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of methanol modified dose, by following compounds, formed: the methyl tertiary butyl ether of 5-20 parts by volume, the Witconol 2301 of 1-4 parts by volume, the Methylal(dimethoxymethane) of 1-6 parts by volume (methylal), the acetone of 1-4 parts by volume, the thanomin of 0.5-2 parts by volume, the tolyltriazole of 0.05-0.2 parts by volume (TTA), the mercapto benzothiazole of 0.05-0.2 parts by volume (MBT), the Wickenol 111 of 0.2-1 parts by volume, the methyl cyclopentadienyl tricarbonyl manganese of 0.1-0.5 parts by volume (MMT).
Preferably, described methanol modified dose, by the methyl tertiary butyl ether of 10 parts by volume, the Witconol 2301 of 2 parts by volume, the Methylal(dimethoxymethane) of 3 parts by volume (methylal), the acetone of 2 parts by volume, the thanomin of 1 parts by volume, the tolyltriazole of 0.1 parts by volume (TTA), the mercapto benzothiazole of 0.1 parts by volume (MBT), the Wickenol 111 of 0.5 parts by volume, the methyl cyclopentadienyl tricarbonyl manganese of 0.2 parts by volume (MMT) forms.
Tolyltriazole, is called for short TTA, and molecular formula is C 7h 7n 3.Pure strain white particle or powder, be the mixture of 4-tolyltriazole and 5-tolyltriazole, is insoluble in water, is dissolved in the organic solvents such as alcohol, benzene, toluene, chloroform, dissolves in sig water.Easily moisture absorption is mainly rust-preventive agent and the inhibiter of metal (as silver, copper, lead, nickel, zinc etc.).MBT can be used as the copper inhibitor in recirculating cooling water system.Corrosion inhibition mainly rely on copper surface on active copper atom or cupric ion there is a kind of chemisorption, thereby or and then there is sequestering action to form one deck fine and close and firmly safeguard film.TTA and MBT, as inhibiter, form film with metallic surface, avoid the corrosion of the metalworks such as steel, copper.
Methylal(dimethoxymethane), has another name called methylal, is the volatile flammable liquid of achromaticity and clarification, with most immiscible organic solvents.At this, mainly as solvent, dissolve TTA and MBT and make solution A.Because being easy to volatilization, can be conducive to the cold start-up of engine.
MMT is a kind of vehicle fuel additive, and refinery, with it, can improve the quality of fuel oil, reduces costs.In this as ignition dope, add rear increase power to reduce pinking.
Acetone, is colourless liquid, can be miscible with water, ethanol, DMF, chloroform, ether and most of oils.At this, mainly as solvent, dissolve MMT, make solution B.Because being easy to volatilization, be also conducive to the cold start-up of engine.
Methyl tertiary butyl ether, as gasoline dope, has good anti-knocking property; The compatibility of it and gasoline is good, and water suction is few, environmentally safe.As mixing agent, polar molecule methyl alcohol is evenly mixed with non-polar molecule MTG simultaneously, keep not stratified for a long time.
Witconol 2301 is obtained through esterification by methyl alcohol and oleic acid, usually used as the intermediate of washing agent, emulsifying agent, wetting agent and stablizer.In this denaturing agent, as even mixture, make the more stable of polar molecule methyl alcohol and non-polar molecule MTG fusion.Wickenol 111 has excellent lubrication and the effect of removing carbon deposit in cylinder.Thanomin is alkaline organic, it can in and the trace acidic impurity brought in being long placed in a small amount of acid that rear oxidation generates or other raw materials of methyl alcohol.
The present invention also provides the preparation method of a kind of methanol modified dose, comprises the following steps:
(1) under agitation in room temperature, TTA and MBT are dissolved in and in methylal, are mixed with solution A;
(2) under agitation methyl cyclopentadienyl tricarbonyl manganese (MMT) is dissolved in to wiring solution-forming B in acetone;
(3) in reactor, pump into methyl tertiary butyl ether, under 30-50 rev/min of rotating speed, add successively Witconol 2301, described solution A, described solution B, Wickenol 111, thanomin, after all materials add, stir again 15-30 minute, make methanol modified dose.Described methanol modified agent solution is limpid uniform liquid.
The present invention also provides a kind of methanol gasoline (MTG) of applying methanol modified dose of preparation, it is characterized in that, following material by volume percent forms: described methanol modified dose of 3-4%, the methyl alcohol of 36-77%, the methanol synthesized gasoline of 15-50%, the alcohol-ether fuel polymethoxy formal (DMM3-8) of 5-10%.Wherein the chemical formula of DMM3-8 is CH 3o (CH 2o) ncH 3, (3≤n≤8).
The method of preparing above-mentioned methanol gasoline is, in the reactor stirring at band, pump into successively the methyl alcohol of 36-77 parts by volume, the DMM3-8 of the MTG gasoline of 15-50 parts by volume, 5-10 parts by volume, methanol modified dose of 3-4 parts by volume obtains uniform methanol gasoline for 10-20 minute 20-30 ℃ of following stirring under 20-40 rev/min of rotating speed.
The product of gained of the present invention can substitute 93 completely #gasoline is used, and automobile is not needed to do any change, and owing to adopting a large amount of cheap methyl alcohol to substitute expensive gasoline, historical facts or anecdotes border is used comprehensive cost to reduce more than 20%, has practicality.Because the denatured methyl alcohol, MTG gasoline and other alcohol-ether fuel that use provide by basic material methyl alcohol, therefore can mark, do M100 methanol gasoline, can be completely free of petroleum resources.Use the quantity discharged of this methanol gasoline than 93 #gasoline reduces 20%-80%, and quantity discharged declines greatly, and the utmost point is beneficial to environment protection.Meanwhile, simple process of the present invention is easily gone, and less demanding to working condition, process for preparation generates without the three wastes.
Embodiment
Below in conjunction with the embodiment in the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-
Under agitation in room temperature, the mercapto benzothiazole of the tolyltriazole of 0.1 parts by volume and 0.1 parts by volume is dissolved in in the Methylal(dimethoxymethane) of 3 parts by volume, to be mixed with solution A standby; Under agitation the methyl cyclopentadienyl tricarbonyl manganese of 0.2 parts by volume is dissolved in the acetone of 2 parts by volume to wiring solution-forming B standby; In reactor, pump into the methyl tertiary butyl ether of 10 parts by volume, under 30-50 rev/min of rotating speed, add successively the Wickenol 111 of the Witconol 2301 of 2 parts by volume, described solution A, described solution B, 0.5 parts by volume, the thanomin of 1 parts by volume, after all materials add, stir again 25 minutes, make methanol modified dose.
Embodiment bis-
Under agitation in room temperature, the mercapto benzothiazole of the tolyltriazole of 0.2 parts by volume and 0.05 parts by volume is dissolved in in the Methylal(dimethoxymethane) of 1 parts by volume, to be mixed with solution A standby; Under agitation the methyl cyclopentadienyl tricarbonyl manganese of 0.1 parts by volume is dissolved in the acetone of 1 parts by volume to wiring solution-forming B standby; In reactor, pump into the methyl tertiary butyl ether of 5 parts by volume, under 30-50 rev/min of rotating speed, add successively the Wickenol 111 of the Witconol 2301 of 1 parts by volume, described solution A, described solution B, 0.2 parts by volume, the thanomin of 0.5 parts by volume, after all materials add, stir again 30 minutes, make methanol modified dose.
Embodiment tri-
Under agitation in room temperature, the mercapto benzothiazole of the tolyltriazole of 0.05 parts by volume and 0.2 parts by volume is dissolved in in the Methylal(dimethoxymethane) of 6 parts by volume, to be mixed with solution A standby; Under agitation the methyl cyclopentadienyl tricarbonyl manganese of 0.5 parts by volume is dissolved in the acetone of 4 parts by volume to wiring solution-forming B standby; In reactor, pump into the methyl tertiary butyl ether of 20 parts by volume, under 30-50 rev/min of rotating speed, add successively the Wickenol 111 of the Witconol 2301 of 4 parts by volume, described solution A, described solution B, 1 parts by volume, the thanomin of 2 parts by volume, after all materials add, stir again 15 minutes, make methanol modified dose.
Embodiment tetra-
In between the hoolivan of tool ventilation equipment, in 200 liters of reactors, pump into successively 36 liters of methyl alcohol, 50 liters, MTG gasoline, DMM3-810 liter and 4 liters of denaturing agents, 30 revs/min of low whipping speeds, 28 ℃ of temperature stir 15 minutes, to light light yellow, uniform liquid, are methanol gasoline.
Embodiment five
In between the hoolivan of tool ventilation equipment, in 200 liters of reactors, pump into successively 77 liters of methyl alcohol, 15 liters, MTG gasoline, DMM3-85 liter and 3 liters of denaturing agents, 30 revs/min of low whipping speeds, 25 ℃ of temperature stir 15 minutes, to light light yellow, uniform liquid, are methanol gasoline.
Embodiment six
In between the hoolivan of tool ventilation equipment, in 200 liters of reactors, pump into successively 50 liters of methyl alcohol, 40 liters, MTG gasoline, DMM3-86.5 liter and 3.5 liters of denaturing agents, 30 revs/min of low whipping speeds, 25 ℃ of temperature stir 15 minutes, to light light yellow, uniform liquid, are methanol gasoline.
Embodiment seven
Road application experiment, contrasts with section equal conditions.
Place: Dujiangyan City to Dayi County back and forth;
Vehicle: small-sized way-train;
Model: Great Wall board CC646KM07 breathes out not, equipment quality: 1720 ㎏.
93 10 liters, ﹟ gasoline travel 126 kilometers, and per 100 km oil consumption is 7.9 liters.10 liters, denatured methyl alcohol MTG gasoline travels 115 kilometers, and per 100 km oil consumption is 8.7 liters.Quantity discharged under different idling is as shown in table 1.
The methanol gasoline that table 1 the present invention makes and 93 #the quantity discharged synopsis of gasoline
Wherein: velocity of variation=(use the numerical value-use 93 of gasoline of the present invention #commercial gasoline test value)/use 93 #commercial gasoline test value * 100%
Result shows, the quantity discharged of the methanol modified gasoline in the present invention is lower than 93 #the quantity discharged of gasoline, especially under high idle speed, the velocity of variation of CO quantity discharged is-80%, significantly lower than 93 #the quantity discharged of gasoline.At different rotating speeds, during different capacity, discharge reduces 20%-80%, is a kind of environment protection gasoline of the environment that is highly advantageous to.
The consumption of the methanol modified Fuel Petroleum in the present invention and 93 #commercial gasoline is compared approximately many 10-20%, its energy consumption and 93 while running on actual road #gasoline is in a ratio of 1.05-1.10:1.00.Owing to adopting a large amount of cheap methyl alcohol to substitute expensive gasoline, actual use cost has reduced more than 20%.93 gasoline cost is per ton is 10000 yuan, and according to the method in the present invention, making methanol modified gasoline per ton cost is 5800 yuan.According to many consumption 20%, calculating real cost is 6960 yuan.Even if calculate thus, consume 20% methanol gasoline still than 93 more gasoline is saved per ton more than 3000 yuan, and just calculation has been far longer than 20%.
Above-mentioned embodiment is intended to illustrate the present invention and can be professional and technical personnel in the field's realization or use; it will be apparent for those skilled in the art that above-mentioned embodiment is modified; therefore the present invention includes but be not limited to above-mentioned embodiment; any these claims or specification sheets of meeting described; meet and principle disclosed herein and novelty, the method for inventive features, technique, product, within all falling into protection scope of the present invention.

Claims (6)

1. one kind methanol modified dose, it is characterized in that, by following component, be prepared from: the methyl tertiary butyl ether of 5-20 parts by volume, the Witconol 2301 of 1-4 parts by volume, the Methylal(dimethoxymethane) of 1-6 parts by volume, the acetone of 1-4 parts by volume, the thanomin of 0.5-2 parts by volume, the tolyltriazole of 0.05-0.2 parts by volume, the mercapto benzothiazole of 0.05-0.2 parts by volume, the Wickenol 111 of 0.2-1 parts by volume, the methyl cyclopentadienyl tricarbonyl manganese of 0.1-0.5 parts by volume.
2. methanol modified dose according to claim 1, it is characterized in that, by following component, be prepared from: the methyl tertiary butyl ether of 10 parts by volume, the Witconol 2301 of 2 parts by volume, the Methylal(dimethoxymethane) of 3 parts by volume, the acetone of 2 parts by volume, the thanomin of 1 parts by volume, the tolyltriazole of 0.1 parts by volume, the mercapto benzothiazole of 0.1 parts by volume, the Wickenol 111 of 0.5 parts by volume, the methyl cyclopentadienyl tricarbonyl manganese of 0.2 parts by volume.
3. prepare described in claim 1 or 2 method of methanol modified dose, it is characterized in that comprising the following steps:
(1) under agitation in room temperature, described tolyltriazole and described mercapto benzothiazole are dissolved in described Methylal(dimethoxymethane) and are mixed with solution A;
(2) under agitation described methyl cyclopentadienyl tricarbonyl manganese is dissolved in to wiring solution-forming B in described acetone;
(3) in reactor, pump into described methyl tertiary butyl ether, under 30-50 rev/min of rotating speed, add successively described Witconol 2301, described solution A, described solution B, described Wickenol 111, described thanomin, after all materials add, stir again 15-30 minute, make described methanol modified dose.
4. according to the methanol modified dose of application in preparing methanol gasoline described in claim 1 or 2.
5. application according to claim 4, it is characterized in that, by the component of following parts by volume, prepare described methanol gasoline: described methanol modified dose of 3-4 parts by volume, the methyl alcohol of 36-77 parts by volume, the methanol synthesized gasoline of 15-50 parts by volume, the alcohol-ether fuel polymethoxy formal of 5-10 parts by volume.
6. application according to claim 4, it is characterized in that, this methanol gasoline is made by following step: the alcohol-ether fuel polymethoxy formal that pumps into successively described methyl alcohol, described methanol synthesized gasoline, 5-10 parts by volume in the reactor stirring at band, described methanol modified dose, under 20-40 rev/min of rotating speed, at 20-30 ℃, stir 10-20 minute.
CN201410393160.7A 2014-08-12 2014-08-12 Methanol modified dose and its preparation method and application Expired - Fee Related CN104130811B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112980521A (en) * 2021-03-02 2021-06-18 苏州瑞孚恒标能源科技有限公司 Methanol gasoline cleaning modifier and methanol gasoline cleaning modification method
CN116426321A (en) * 2023-04-28 2023-07-14 重庆邑丰新能源有限公司 Modified methanol fuel in civil field and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1891794A (en) * 2006-05-10 2007-01-10 王菊林 Vehicular methanol petrol
WO2008150137A1 (en) * 2007-06-07 2008-12-11 Yong Man Lee Alternative fuel internal combustion engines for preventing phase separation and corrosion
CN101475850A (en) * 2008-09-24 2009-07-08 张海丰 High proportion environment friendly methanol gasoline and preparation
CN101597525A (en) * 2009-06-26 2009-12-09 天津汇荣石油有限公司 Improve the alcohol-ether fuel composition of fuel economy
CN102634384A (en) * 2012-04-17 2012-08-15 罗浩南 Novel vehicle alcohols environment-friendly fuel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1891794A (en) * 2006-05-10 2007-01-10 王菊林 Vehicular methanol petrol
WO2008150137A1 (en) * 2007-06-07 2008-12-11 Yong Man Lee Alternative fuel internal combustion engines for preventing phase separation and corrosion
CN101475850A (en) * 2008-09-24 2009-07-08 张海丰 High proportion environment friendly methanol gasoline and preparation
CN101597525A (en) * 2009-06-26 2009-12-09 天津汇荣石油有限公司 Improve the alcohol-ether fuel composition of fuel economy
CN102634384A (en) * 2012-04-17 2012-08-15 罗浩南 Novel vehicle alcohols environment-friendly fuel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112980521A (en) * 2021-03-02 2021-06-18 苏州瑞孚恒标能源科技有限公司 Methanol gasoline cleaning modifier and methanol gasoline cleaning modification method
CN116426321A (en) * 2023-04-28 2023-07-14 重庆邑丰新能源有限公司 Modified methanol fuel in civil field and preparation method thereof
CN116426321B (en) * 2023-04-28 2025-03-18 重庆邑丰新能源有限公司 A modified methanol fuel for civil use and a preparation method thereof

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