CN107916149A - A kind of ethanol petrol combustion enhancer and preparation method - Google Patents
A kind of ethanol petrol combustion enhancer and preparation method Download PDFInfo
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- CN107916149A CN107916149A CN201711136195.2A CN201711136195A CN107916149A CN 107916149 A CN107916149 A CN 107916149A CN 201711136195 A CN201711136195 A CN 201711136195A CN 107916149 A CN107916149 A CN 107916149A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
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- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/18—Organic compounds containing oxygen
- C10L1/19—Esters ester radical containing compounds; ester ethers; carbonic acid esters
- C10L1/1915—Esters ester radical containing compounds; ester ethers; carbonic acid esters complex esters (at least 3 ester bonds)
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/23—Organic compounds containing nitrogen containing at least one nitrogen-to-oxygen bond, e.g. nitro-compounds, nitrates, nitrites
- C10L1/231—Organic compounds containing nitrogen containing at least one nitrogen-to-oxygen bond, e.g. nitro-compounds, nitrates, nitrites nitro compounds; nitrates; nitrites
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/30—Organic compounds compounds not mentioned before (complexes)
- C10L1/305—Organic compounds compounds not mentioned before (complexes) organo-metallic compounds (containing a metal to carbon bond)
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Abstract
The present invention relates to a kind of ethanol petrol combustion enhancer and preparation method, belong to field of fuel additive technology.The technical problem to be solved by the present invention is to provide a kind of preparation method of ethanol petrol combustion enhancer.This method includes：A, it is xanthans is soluble in water, form wall material solution；Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；B, under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred obtains emulsion；C, emulsion is freeze-dried, obtains nitrocotton capsule；D, nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant are uniformly mixed, obtain ethanol petrol combustion enhancer.The simple cost of preparation method technique of the present invention is low, and the ethanol petrol combustion enhancer being prepared, stability is good, dynamic property is strong, intersolubility is good, can increase the fuel value of ethanol petrol in burning, solve the problems, such as that ethanol petrol calorific value is low and dynamic property is insufficient.
Description
Technical field
The present invention relates to a kind of ethanol petrol combustion enhancer and preparation method, belong to field of fuel additive technology.
Background technology
Ethanol petrol is a kind of alcohol fuel being processed into by grain and various plant fibers and regular gasoline by certain ratio
The new alternative energy source that example mixture is formed.According to the national standard in China, ethanol petrol is with 90% regular gasoline and 10%
Alcohol fuel reconciles and forms.Ethanol belongs to regenerative resource, is to be made by sorghum, corn, potato etc. through everfermentation.Its not shadow
The driving performance of automobile is rung, also reduces the discharge capacity of pernicious gas.Ethanol petrol is to work as previous existence as a kind of Novel clean-fuel
The development priority of regenerative resource in boundary, meets China's energy substitution strategy and Renewable Energy Development direction, technically ripe
Securely and reliably, it is applicable in completely in China, there is preferable economic benefit and social benefit.Ethanol petrol be a kind of mixture without
It is new compound.Ethanol in proper amount is added in the oil as motor vehicle fuel, can be saved petroleum resources, be reduced vehicle exhaust to sky
The pollution of gas, may additionally facilitate the production of agricultural.
Directly ethanol is also deposited for gasoline there are larger difference in polarity, flammability etc. due to ethanol and existing gasoline
In problems.The calorific value of ethanol is relatively low, and burning velocity is slow, and vehicle-use alcohol gasoline is compared compared with regular gasoline, chemically correct fuel compared with
It is low, therefore vehicle dynamic quality can be caused to decline, acceleration is bad, automobile fuel consumption increase；Ethanol is hygroscopic, and liquid phase point easily occurs
From vehicle is parked for a long time can occur fuel layering phenomenon, make vehicle be not easy to start, stability is poor.
The patent of invention of Application No. 200910018474.8 discloses a kind of ethanol gasoline composite additive and its preparation
Method, the compound additive are lived by cosolvent, combustion adjuvant, corrosion inhibitor, vapour pressure inhibitor, detergent dispersant, surface
Property agent raw material be prepared, added in ethanol petrol the compound additive completely can with replacing gasoline, can it is energy saving, cleaning,
Environmental protection.Can be used in mixed way in varing proportions with motor petrol using ethanol petrol made of the additive, the gasoline of synthesis without
Bad corrosivity, has good dynamic property, inoxidizability, anti-knock properties, oil-saving effect good, extends the service life of engine,
The noxious gas emission in vehicle exhaust is considerably reduced, it is extremely advantageous to environmental protection and the saving energy, there is good warp
Benefit of helping and social benefit；Again because it includes surfactant, improving the accumulating stability of ethanol petrol, storing for a long time
Phase separation and deposited phenomenon does not occur.Although being capable of the efficiency of combustion of a degree of raising ethanol petrol in the additive,
Its limitation improved.
The patent of invention of Application No. 201610006058.6, which discloses one kind, can effectively improve ethanol petrol efficiency of combustion
Additive, which is divided into raw material by each group of following parts by weight and is made：35~60 parts of 5- methyl-2-hepten-4-ones,
22~36 parts of methyl tertiary butyl ether(MTBE), 8~12 parts of E-3- methyl -3- hexenes, 5~9 parts of 2- sulfydryl benzos thiophene, 4- methyloctanes 7~
17 parts.The product product cost is low, easy to use, can effectively improve the efficiency of combustion of ethanol petrol.But the product can not
Solve the defects of ethanol petrol stability is poor.
200810072498.7 patent of invention of Application No. discloses a kind of fuel oil additive, including dialkyl carbonate
0.1~99.8%, biscyclo pentadienyl iron 0~80%, benzotriazole 0~80%, fatty alcohol and ethylene oxide condensate 0.1~
80%th, the component such as condensation compound of alkyl phenol and epoxy ethane 0.05~50%.It can be widely applied to all kinds of motor vehicles, peculiar to vessel
In the various label gasoline such as diesel engine, diesel locomotive, industrial oil fired boiler, diesel oil, ethanol petrol, biodiesel, and heavy oil.Its
Advantage is cleaning, and nontoxic, additive amount is few, can lift the quality of fuel oil at once, promotes efficiency of combustion, substantially saves oil consumption, lowers
Tail Gas and enhancing engine power and protection engine increasing service life of engine.Although the additive can promote ethanol
The efficiency of combustion of gasoline, still, its effect are limited.In addition, the additive, which remains unchanged, cannot improve the stability of ethanol petrol.
To sum up, it is badly in need of the additive for gasoline of ethanol that a kind of stability is good, dynamic property is strong, intersolubility is good, solves ethanol petrol
Stability is bad, the problem of calorific value is low and dynamic property is insufficient.
The content of the invention
For disadvantages described above, the object of the present invention is to provide the ethanol vapor that a kind of stability is good, dynamic property is strong, intersolubility is good
Oil firing reinforcing agent.
First technical problem that the present invention solves is to provide a kind of preparation method of ethanol petrol combustion enhancer.
The preparation method of ethanol petrol combustion enhancer of the present invention, includes the following steps：
A, it is xanthans is soluble in water, form wall material solution；Nitrocotton and Tween 80 are dissolved in ethyl acetate, it is molten to form core
Liquid；
B, under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is not less than 500r/
Min, obtains emulsion；
C, emulsion is freeze-dried, obtains nitrocotton capsule；
D, nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant are uniformly mixed,
Obtain ethanol petrol combustion enhancer.
Nitrocotton is white or yellowish flocculence, can be dissolved in acetone.Scientific name cellulose nitrate, be once called as nitrocellulose,
Nitrocotton.Nitrocotton is a polymer.Its molecular weight is very big.Nitrocotton has high flammability and explosivity, its dangerous journey
For degree depending on degree of nitration, nitrocotton of the nitrogen content more than 12.5% is dangerous greatly, meets fire and burns.Exceed in temperature
It can be accelerated to decompose and spontaneous combustion at 40 DEG C.Nitrocotton of the nitrogen content less than 12.5% is although more stable, but heated or storage day
Long, gradually decompose and release acid, reduce ignition point, the possibility for also having self-firing and self-explosion.Therefore, nitrocotton can not directly be used as burning
Reinforcing agent.
The method of the present invention, prepares nitrocotton capsule, then by nitrocotton capsules disperse in castor-oil plant under freezing conditions
In oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate, surfactant composition ethanol petrol burning enhancing are further added
Agent.The combustion enhancer has the characteristics that stability is good, dynamic property is strong, it is good to dissolve each other, and the nitrocotton capsule of use increases in burning
Add the fuel value of ethanol petrol, the calorific value of ethanol is effectively supplemented, solve that ethanol petrol calorific value is low and dynamic property not
The problem of sufficient.
The method of the present invention, using xanthans as wall material, using nitrocotton as core, obtains nitrocotton capsule.Wherein, xanthans is again
Claim yellow glue, xanthan gum, be a kind of Extra-cellular acidic heteroglycan produced by Xanthomonas campestris fermentation.It is sweet by D-Glucose, D-
Dew sugar and D-Glucose aldehydic acid press 2:2:The polysaccharide high-molecular compound of 1 composition, relative molecular mass is more than 1,000,000.It is yellow
The secondary structure of virgin rubber be side chain around main chain backbone reverse-winding, maintain to form bar-shaped double-spiral structure by hydrogen bond.Its is molten
In Xie Yushui, it can be good at wrapping up nitrocotton, obtain nitrocotton capsule.The concentration of preferable xanthans is 5~10wt%.More
It is preferred that the concentration of xanthans is 8wt%.
Core material solution uses ethyl acetate as solvent, and ethyl acetate is colourless transparent liquid, and hypotoxicity is pleasantly sweet, concentration
Irritant smell, volatile when higher, to air-sensitive, can absorb water and divide, it is slowly hydrolyzed and is reacted acid.And acetic acid
Ethyl ester can be good at dissolving nitrocotton and Tween 80, be a kind of excellent solvent.
Preferably, the nitrocotton concentration in core material solution influences the preparation of follow-up nitrocotton capsule, it is preferred that nitrocotton
Concentration is 2~8wt%, and more preferably the concentration of nitrocotton is 6wt%.
In core material solution in addition to adding nitrocotton, also need to add Tween 80.Tween 80 is also known as polyoxyethylene mountain
Pears alcohol monoleate, abbreviation Tween-80 is soluble easily in water, is dissolved in ethanol, vegetable oil, ethyl acetate, methanol, toluene, insoluble
In mineral oil.Tween 80 is common nonionic surface active agent, can be used as emulsifying agent, and adding Tween 80 can be adjusted
The hydrophobe equilibrium valve of solution, makes its good dispersion and emulsion.Preferably, the addition of Tween 80 for nitrocotton weight 40~
80%.It is furthermore preferred that the addition of Tween 80 is the 60% of nitrocotton weight.
The main emulsion process of b step, due to nitrocotton easy firing, therefore, it is necessary to be emulsified under the conditions of 0~4 DEG C.
Ensure that the method that temperature is 0~4 DEG C has very much, it is preferred that using ice-water bath.Ice-water bath be in order to cool down in emulsion process,
Temperature is ensured into the temperature for mixture of ice and water, makes its more preferable, safer emulsify.Certainly, the present invention can also use other
Equipment substitute ice-water bath, such as, emulsified under cold conditions, it is only necessary to ensure that emulsifying temperature is not higher than 4 DEG C.
Preferably, in b step, volume ratio, core material solution:Wall material solution=1:2~8；More preferably by volume, core is molten
Liquid:Wall material solution=1:4.
Stirring is to influence a key factor of emulsifying effectiveness, in theory, it is only necessary to which speed of agitator is in more than 500r/min
It can meet the requirement of the present invention.In order to improve emulsifying effectiveness, the speed of agitator that preferably emulsifying is is 500~1000 r/min；
More preferably speed of agitator is 800 r/min.
Emulsion is freeze-dried by step c, obtains nitrocotton capsule.The nitrocotton capsule is using nitrocotton as core, with xanthan
Glue is wall, be can be used in combustion enhancer.
Step d is by nitrocotton capsule and castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant
Mixing is uniformly dispersed, you can obtains ethanol petrol combustion enhancer.Preferably, can be first by nitrocotton capsules disperse in castor oil
In, add biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant.
Preferably, by weight, 20~40 parts of nitrocotton capsule, 30~60 parts of castor oil, biscyclo pentadienyl iron 10
~30 parts, 20~40 parts of n-hexane, 10~20 parts of amyl nitrate, 5~10 parts of surfactant.
It is furthermore preferred that in Step d, by weight, 25~35 parts of nitrocotton capsule, 40~50 parts of castor oil, bicyclic penta
15~25 parts of dialkylene iron, 25~35 parts of n-hexane, 12~18 parts of amyl nitrate, 6~8 parts of surfactant.
Preferably, in Step d, by weight, 30 parts of nitrocotton capsule, 44 parts of castor oil, dicyclopentadiene
21 parts of base iron, 30 parts of n-hexane, 15 parts of amyl nitrate, 7 parts of surfactant.
Wherein, the species of each component and its dosage are to influence the principal element of combustion enhancer of the present invention.Phase between each component
Mutually influence, it is synergistic, the performance of ethanol petrol combustion enhancer of the present invention can be improved.
In the component of the combustion enhancer, nitrocotton capsule is important constituent, and castor oil is aliphatic acid
Glyceryl ester, castor oil are present in the seed of castor-oil plant, can be with squeezing or castor oil is made in solvent extraction.In the present invention,
Castor oil can be very good scattered nitrocotton capsule.N-hexane is low toxicity, has the colourless liquid of faint special odor, in this hair
In bright combustion enhancer, n-hexane can be used as usual vehicle.Biscyclo pentadienyl iron in the present invention, is two cyclopentadienyls
Iron, is a kind of organo-transition metal compound with aromatic nature.It is orange-yellow powder under room temperature, there is camphor smell.No
Water is dissolved in, is soluble in the organic solvents such as benzene, ether, gasoline, diesel oil.It has the effect of fuel catalyst, can serve as energy saving disappear
Cigarette perfect combustion catalizer.Amyl nitrate is common chemicals, is at normal temperatures Clear colourless to yellowish liquid, and has aroma
Taste.
Surfactant can make the interface state of its solution system that the material of significant change occur on a small quantity for addition.With solid
Fixed hydrophilic lipophilic group, aligns in the surface energy of solution.Surfactant commonly used in the art is suitable for the present invention.
Preferably, the surfactant is dehydration pears Sorbitane monooleate, is dehydrated pears sugar alcohol palmitate, dehydration pears sugar alcohol, three oil
At least one of acid esters, dehydration pears sugar alcohol single-hard ester acid ester.
Second technical problem that the present invention solves is to provide a kind of ethanol petrol combustion enhancer.
The ethanol petrol combustion enhancer of the present invention, is prepared by method of the present invention.The combustion enhancer has
Have that stability is good, dynamic property is strong, dissolves each other the characteristics of good, the nitrocotton capsule of use increases the burning of ethanol petrol in burning
Value, makes the calorific value of ethanol effectively be supplemented, and solves the problems, such as that ethanol petrol calorific value is low and dynamic property is insufficient.
Compared with prior art, the present invention has the advantages that：
1）Ethanol petrol combustion enhancer of the present invention, stability is good, dynamic property is strong, intersolubility is good, can increase second in burning
The fuel value of alcohol gasoline, solves the problems, such as that ethanol petrol calorific value is low and dynamic property is insufficient.
2）The preparation method of ethanol petrol combustion enhancer of the present invention is simple, can be carried out without special equipment, its into
This is relatively low, suitable for large-scale production.
Embodiment
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Scope be only limitted to following example.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 5wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 8wt%；The addition of Tween 80 is the 80% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
1000r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:8.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears Sorbitane monooleate；By weight
Part meter, 40 parts of nitrocotton capsule, 30 parts of castor oil, 30 parts of biscyclo pentadienyl iron, 20 parts of n-hexane, 10 parts of amyl nitrate, table
10 parts of face activating agent.
Using No. 92 regular gasolines as energy source of car, its fuel consumption per hundred kilometers is measured, the result is shown in table 1.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, and as energy source of car, measure should
The fuel consumption per hundred kilometers of ethanol petrol, the result is shown in table 1.
The ethanol petrol combustion enhancer for accounting for ethanol petrol volume 5% is added in the ethanol petrol, as energy source of car.
Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Embodiment 2
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 10wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 2wt%；The addition of Tween 80 is the 40% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
500r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:2.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears sugar alcohol palmitate；By weight
Part meter, 20 parts of nitrocotton capsule, 60 parts of castor oil, 10 parts of biscyclo pentadienyl iron, 40 parts of n-hexane, 20 parts of amyl nitrate, table
5 parts of face activating agent.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
5% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Embodiment 3
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 8wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 6wt%；The addition of Tween 80 is the 60% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
800r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:4.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears Sorbitane monooleate；By weight
Part meter, 30 parts of nitrocotton capsule, 44 parts of castor oil, 21 parts of biscyclo pentadienyl iron, 30 parts of n-hexane, 15 parts of amyl nitrate, table
7 parts of face activating agent.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
5% above-mentioned ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Embodiment 4
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 7wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 6wt%；The addition of Tween 80 is the 50% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
700r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:3.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears sugar alcohol；By weight, nitre
Change 25 parts of celloidin capsule, 50 parts of castor oil, 15 parts of biscyclo pentadienyl iron, 35 parts of n-hexane, 12 parts of amyl nitrate, surfactant
8 parts.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
5% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Embodiment 5
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 9wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 7wt%；The addition of Tween 80 is the 70% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
700r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:6.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is trioleate；By weight, nitrify
35 parts of celloidin capsule, 40 parts of castor oil, 25 parts of biscyclo pentadienyl iron, 25 parts of n-hexane, 18 parts of amyl nitrate, surfactant 6
Part.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
5% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Embodiment 6
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 8wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 6wt%；The addition of Tween 80 is the 60% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
800r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:4.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears sugar alcohol single-hard ester acid ester；By weight
Measure part to count, 30 parts of nitrocotton capsule, 42 parts of castor oil, 18 parts of biscyclo pentadienyl iron, 28 parts of n-hexane, 13 parts of amyl nitrate,
6 parts of surfactant.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
5% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Comparative example 1
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 8wt%, i.e. wall material solution.
2）Prepare core material solution：Nitrocotton and Tween 80 are dissolved in ethyl acetate, form core material solution；Core material solution
In, the concentration of nitrocotton is 3wt%；The addition of Tween 80 is the 60% of nitrocotton weight.
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is
800r/min, obtains emulsion；By volume, core material solution:Wall material solution=1:4.
4）It is lyophilized：Emulsion is freeze-dried, obtains nitrocotton capsule.
5）Mixing is scattered：Nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surface are lived
Property agent is uniformly mixed, and obtains ethanol petrol combustion enhancer.The surfactant is dehydration pears sugar alcohol single-hard ester acid ester；By weight
Measure part to count, 30 parts of nitrocotton capsule, 42 parts of castor oil, 18 parts of biscyclo pentadienyl iron, 28 parts of n-hexane, 13 parts of amyl nitrate,
6 parts of surfactant.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
2% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Comparative example 2
Ethanol petrol combustion enhancer is prepared with the following method：
1）Prepare wall material solution：Xanthans is soluble in water, obtain the xanthan gum solution that concentration is 8wt%, i.e. wall material solution.
2）Prepare core material solution：Tween 80 is dissolved in ethyl acetate, forms core material solution；In core material solution,
3）Emulsification：Under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator 800r/
Min, obtains emulsion；By volume, core material solution:Wall material solution=1:4.
4）It is lyophilized：Emulsion is freeze-dried, obtains capsule.
5）Mixing is scattered：Capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant are mixed
Close uniformly, obtain ethanol petrol combustion enhancer.The surfactant is dehydration pears sugar alcohol single-hard ester acid ester；By weight
Meter, 30 parts of capsule, 42 parts of castor oil, 18 parts of biscyclo pentadienyl iron, 28 parts of n-hexane, 13 parts of amyl nitrate, surfactant 6
Part.
By volume 9:1 adds ethanol in No. 92 regular gasolines, obtains ethanol petrol, adds and accounts for ethanol petrol volume
2% ethanol petrol combustion enhancer, as energy source of car.Its hundred kilometers of oil consumption is measured, the result is shown in table 1.
Table 1
As it can be seen that the ethanol petrol combustion enhancer of the present invention, can increase the fuel value of ethanol petrol in burning, solve ethanol
The problem of gasoline heat value is low and dynamic property is insufficient, as energy source of car in use, the oil consumption of automobile can be reduced.
Claims (8)
1. a kind of preparation method of ethanol petrol combustion enhancer, it is characterised in that include the following steps：
A, it is xanthans is soluble in water, form wall material solution；Nitrocotton and Tween 80 are dissolved in ethyl acetate, it is molten to form core
Liquid；
B, under the conditions of 0~4 DEG C, core material solution is added in wall material solution, high-speed stirred, speed of agitator is not less than 500r/
Min, obtains emulsion；
C, emulsion is freeze-dried, obtains nitrocotton capsule；
D, nitrocotton capsule, castor oil, biscyclo pentadienyl iron, n-hexane, amyl nitrate and surfactant are uniformly mixed,
Obtain ethanol petrol combustion enhancer.
2. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：It is described in a steps
In wall material solution, the concentration of xanthans is 5~10wt%；In core material solution, the concentration of nitrocotton is 2~8wt%.
3. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：In a steps, tween
80 addition is the 40~80% of nitrocotton weight.
4. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：In b step, by body
Product ratio, core material solution:Wall material solution=1:2~8.
5. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：Stirring in b step
Mix rotating speed is 500~1000r/min；It is preferred that speed of agitator is 800r/min.
6. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：In Step d, by weight
Measure part meter, 20~40 parts of nitrocotton capsule, 30~60 parts of castor oil, 10~30 parts of biscyclo pentadienyl iron, n-hexane 20~40
Part, 10~20 parts of amyl nitrate, 5~10 parts of surfactant.
7. the preparation method of ethanol petrol combustion enhancer according to claim 1, it is characterised in that：It is described in Step d
Surfactant is dehydration pears Sorbitane monooleate, dehydration pears sugar alcohol palmitate, dehydration pears sugar alcohol, trioleate, dehydration pears
At least one of sugar alcohol single-hard ester acid ester.
8. the ethanol petrol that the preparation method of claim 1~7 any one of them ethanol petrol combustion enhancer is prepared
Combustion enhancer.
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