CN103045311B - Micro-emulsified diesel oil and preparation method thereof - Google Patents
Micro-emulsified diesel oil and preparation method thereof Download PDFInfo
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- CN103045311B CN103045311B CN201310018705.1A CN201310018705A CN103045311B CN 103045311 B CN103045311 B CN 103045311B CN 201310018705 A CN201310018705 A CN 201310018705A CN 103045311 B CN103045311 B CN 103045311B
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- diesel oil
- emulsifying agent
- cetane number
- micro emulsion
- diesel fuel
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Abstract
The invention discloses micro-emulsified diesel oil which consists of the following components in percentage by weight: 65-75% of diesel oil, 12-20% of water, 5-15% of emulsifying agent and 3-6% of cetane number improving agent, wherein the emulsifying agent is composed of 27-32% of naphthenic acid, 28-32% of animal and plant oleic acid, 6-10% of peregal, 2-4% of sodium hydroxide, 3-5% of polyethylene polyamine, 5-7% of cyclohexane, 8-12% of isoamylol, 4-6% of sec-octanol and 4-6% of potassium hydroxide. The preparation method comprises the following steps of: respectively preparing the cetane number improving agent and the emulsifying agent; and mixing proper amounts of prepared cetane number improving agent, emulsifying agent and diesel oil with water, stirring for 40 minutes and standing by for 4hours. The micro-emulsified diesel oil is transparent in appearance and is free from mechanical impurity, and micro-emulsified diesel oil can reach international diesel oil standard and is suitable for various diesel oil machineries; and the micro-emulsified diesel oil is free from layering even after 1 year of quality guarantee period, and has an excellent intersolubility.
Description
Technical field
The present invention relates to a kind of carbonaceous liquid fuel, refer to a kind of micro emulsion diesel fuel and preparation method thereof specifically.
Background technology
Worldwide energy anxiety is well known fact, and can aggravate further, and this is the inevitable outcome that oil reserve gradually reduces, and along with the exhaustion day by day of petroleum resources, the price of processed oil rises suddenly and sharply continuously.And China is large agricultural country, a large amount of farm machineries, carrier vehicle, boats and ships, industry is refined, and the boiler of school of hotel etc. is main fuel mainly with diesel oil, and the significantly rise of diesel-fuel price, industry-by-industry cost is increased, affects socioeconomic development.
For this reason, many scientists are various energy-conservation or replace the new forms of energy of petroleum products, as wind energy, sun power, biomass, Hydrogen Energy etc. at research and probe.But, the most real power-economizing method is diesel oil+water+additive and micro emulsion diesel fuel, can save the diesel consumption of 20-30%, micro emulsion diesel fuel cost is lower, and its need of production massive diesel-fuel additive, the development of fine chemistry industry will be promoted, in addition, micro emulsion diesel fuel blowdown is few, reduces tail gas pollution more than 65%, belong to environment friendly and clean type fuel, there is significant environment protecting.
But, although the kind of existing micro emulsion diesel fuel is a lot, but the following problem of ubiquity: the quality guaranteed period of micro emulsion diesel fuel all demixing phenomenon will occur more than month and water is separated from oil, namely bottom has the water miscible liquid of milk shape, and the condensation point of existing micro emulsion diesel fuel is usually more than 10 DEG C, winter can not normally use at all, and seasonality is very strong.In addition, increasing effect can not be well played in power, close to the power of diesel oil, better debugging mode can only be can not carried out according to the needs of machinery.
Summary of the invention
The invention provides a kind of micro emulsion diesel fuel and preparation method thereof, to solve the above-mentioned defect that existing micro emulsion diesel fuel exists.
The present invention adopts following technical scheme:
A kind of micro emulsion diesel fuel, be made up of by massfraction proportioning following component: diesel oil 65 ~ 75%, water 12 ~ 20%, emulsifying agent 5 ~ 15%, cetane number improver 3 ~ 6%, described emulsifying agent is made up of 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide.
Particularly, above-mentioned cetane number improver is made up of 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates.
As one of the present invention preferably embodiment, this micro emulsion diesel fuel is made up of 70% diesel oil, 15% water, 3% cetane number improver and 12% emulsifying agent.
Preferably, mentioned emulsifier is made up of 30% naphthenic acid, 30% animals and plants oleic acid, 7% peregal, 3% sodium hydroxide, 4% polyethylene polyamine, 6% hexahydroaniline, 10% primary isoamyl alcohol, 5% sec-octyl alcohol and 5% potassium hydroxide.
Above-mentioned cetane number improver is made up of 10% solvent oil, 7% sulfonic acid magnesium, 15% tributyl phosphate, 10% Virahol, 8% ethylene vinyl acetate, 10% isobutyl ester, 5% ferrocene, 5% cobalt naphthenate, 5% naphthenate, 15% nitric acid n-pentyl ester and 10% isooctyl ester nitrate.
The preparation method of this micro emulsion diesel fuel, comprise the following steps: one, take 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates by weight percentage in stirred pot, stirring through 40 minutes obtains cetane number improver, deposits for subsequent use; Two, 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide are taken by weight percentage in stirred pot, stirring through 40 minutes obtains emulsifying agent, deposits for subsequent use; Three, add in stirred pot: the cetane number improver 3 ~ 6% that diesel oil 65 ~ 75%, water 12 ~ 20%, step one are obtained and the emulsifying agent 5 ~ 15% that step 2 obtains, then carry out the stirring of 40 minutes, leave standstill 4 hours.
From the above-mentioned description to structure of the present invention, compared to the prior art, tool of the present invention has the following advantages:
1, this micro emulsion diesel fuel appearance transparent, does not have mechanical impurity, can reach the standard of GB diesel oil, and be suitable for the use of various diesel oil machinery, its quality guaranteed period also there will not be layering more than 1 year, had good mutual solubility.
2, owing to containing naphthenic acid in the emulsifying agent of this micro emulsion diesel fuel, animals and plants oleic acid, primary isoamyl alcohol, sec-octyl alcohol all belongs to acidic substance, and be the good tensio-active agent of effect, mutual solubility is stablized, have and well catalyze and synthesize effect, hexahydroaniline in emulsifying agent, polyethylene polyamine, potassium hydroxide all belongs to strong alkaline substance, especially the solvability of polyethylene polyamine is extremely strong, soluble in water and alcohols, therefore the emulsifying agent synthesized by these acid-base material catalyzed reactions can make diesel oil and water well miscible together with, there will not be demixing phenomenon, also required product can be mixed according to seasonal variation, also can need according to machinery the product making power size.
Embodiment
Below in conjunction with embodiment, the present invention is elaborated.
Embodiment one
A kind of micro emulsion diesel fuel, is made up of by massfraction proportioning following component: 70% diesel oil, 15% water, 3% cetane number improver and 12% emulsifying agent.
Embodiment two
A kind of micro emulsion diesel fuel, is made up of by massfraction proportioning following component: 65% diesel oil, 18% water, 5% cetane number improver and 10% emulsifying agent.
Embodiment three
A kind of micro emulsion diesel fuel, is made up of by massfraction proportioning following component: 75% diesel oil, 15% water, 4% cetane number improver and 6% emulsifying agent.
In the various embodiments described above, emulsifying agent is made up of 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide; Cetane number improver is made up of 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates.Wherein, emulsifying agent is preferably made up of 30% naphthenic acid, 30% animals and plants oleic acid, 7% peregal, 3% sodium hydroxide, 4% polyethylene polyamine, 6% hexahydroaniline, 10% primary isoamyl alcohol, 5% sec-octyl alcohol and 5% potassium hydroxide; Cetane number improver is preferably made up of 10% solvent oil, 7% sulfonic acid magnesium, 15% tributyl phosphate, 10% Virahol, 8% ethylene vinyl acetate, 10% isobutyl ester, 5% ferrocene, 5% cobalt naphthenate, 5% naphthenate, 15% nitric acid n-pentyl ester and 10% isooctyl ester nitrate.
The preparation method of this micro emulsion diesel fuel comprises the following steps: one, take 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates by weight percentage in stirred pot, stirring through 40 minutes obtains cetane number improver, deposits for subsequent use; Two, 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide are taken by weight percentage in stirred pot, stirring through 40 minutes obtains emulsifying agent, deposits for subsequent use; Three, add in stirred pot: the cetane number improver 3 ~ 6% that diesel oil 65 ~ 75%, water 12 ~ 20%, step one are obtained and the emulsifying agent 5 ~ 15% that step 2 obtains, then carry out the stirring of 40 minutes, leave standstill 4 hours.
Be below the examining report of this each embodiment of micro emulsion diesel fuel:
Embodiment one
Embodiment two
Embodiment three
Above are only the specific embodiment of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (5)
1. a micro emulsion diesel fuel, it is characterized in that, be made up of by massfraction proportioning following component: diesel oil 65 ~ 75%, water 12 ~ 20%, emulsifying agent 5 ~ 15%, cetane number improver 3 ~ 6%, described emulsifying agent is by 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide composition, described cetane number improver is by 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates composition.
2. a kind of micro emulsion diesel fuel as claimed in claim 1, is characterized in that: this micro emulsion diesel fuel is made up of 70% diesel oil, 15% water, 3% cetane number improver and 12% emulsifying agent.
3. a kind of micro emulsion diesel fuel as claimed in claim 1, is characterized in that: described emulsifying agent is made up of 30% naphthenic acid, 30% animals and plants oleic acid, 7% peregal, 3% sodium hydroxide, 4% polyethylene polyamine, 6% hexahydroaniline, 10% primary isoamyl alcohol, 5% sec-octyl alcohol and 5% potassium hydroxide.
4. a kind of micro emulsion diesel fuel as claimed in claim 1, is characterized in that: described cetane number improver is made up of 10% solvent oil, 7% sulfonic acid magnesium, 15% tributyl phosphate, 10% Virahol, 8% ethylene vinyl acetate, 10% isobutyl ester, 5% ferrocene, 5% cobalt naphthenate, 5% naphthenate, 15% nitric acid n-pentyl ester and 10% isooctyl ester nitrate.
5. a preparation method for micro emulsion diesel fuel, is characterized in that, comprises the following steps:
One, 8 ~ 10% solvent oils, 6 ~ 8% sulfonic acid magnesiums, 14 ~ 16% tributyl phosphates, 8 ~ 12% Virahols, 7 ~ 8% ethylene vinyl acetates, 8 ~ 12% isobutyl esters, 5 ~ 6% ferrocene, 4 ~ 5% cobalt naphthenates, 4 ~ 5% naphthenates, 12 ~ 16% nitric acid n-pentyl esters and 8 ~ 12% isooctyl ester nitrates are taken by weight percentage in stirred pot, stirring through 40 minutes obtains cetane number improver, deposits for subsequent use;
Two, 27 ~ 32% naphthenic acid, 28 ~ 32% animals and plants oleic acid, 6 ~ 10% peregals, 2 ~ 4% sodium hydroxide, 3 ~ 5% polyethylene polyamines, 5 ~ 7% hexahydroaniline, 8 ~ 12% primary isoamyl alcohol, 4 ~ 6% sec-octyl alcohol and 4 ~ 6% potassium hydroxide are taken by weight percentage in stirred pot, stirring through 40 minutes obtains emulsifying agent, deposits for subsequent use;
Three, add in stirred pot: the cetane number improver 3 ~ 6% that diesel oil 65 ~ 75%, water 12 ~ 20%, step one are obtained and the emulsifying agent 5 ~ 15% that step 2 obtains, then carry out the stirring of 40 minutes, leave standstill 4 hours.
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| CN108504404A (en) * | 2018-04-19 | 2018-09-07 | 德基新型能源环保科技（深圳）有限公司 | A kind of micro emulsion diesel fuel and preparation method thereof |
| CN108929728A (en) * | 2018-07-18 | 2018-12-04 | 宁波蒙曼生物科技有限公司 | A kind of high quality blending alcohol-based fuel and its preparation method and application |
| CN112898621B (en) * | 2021-03-16 | 2023-04-25 | 青岛瑞诺化工有限公司 | Emulsifier, preparation method thereof and application of emulsifier in latex foaming product |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374376A (en) * | 2001-03-12 | 2002-10-16 | 邹广宁 | Emulsified diesel oil additive |
| CN102250656A (en) * | 2011-06-21 | 2011-11-23 | 李立芬 | Method for preparing micro-emulsified procetane |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374376A (en) * | 2001-03-12 | 2002-10-16 | 邹广宁 | Emulsified diesel oil additive |
| CN102250656A (en) * | 2011-06-21 | 2011-11-23 | 李立芬 | Method for preparing micro-emulsified procetane |
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