CN1891795A - Petrol additive - Google Patents
Petrol additive Download PDFInfo
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- CN1891795A CN1891795A CN 200510027444 CN200510027444A CN1891795A CN 1891795 A CN1891795 A CN 1891795A CN 200510027444 CN200510027444 CN 200510027444 CN 200510027444 A CN200510027444 A CN 200510027444A CN 1891795 A CN1891795 A CN 1891795A
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Abstract
The invention relates to gasoline additive used to reduce oil consumption and dirt content in discharging end gas and its preparation and using methods. The additive contains polyisobutylene imide compound, dialkyl thio-phosphoric salt, alkyl polyoxyethylene polyoxy propylene ether, polyhydric alcohol fatty acid ester polyethenoxy ether, and solvent. And its preparation method includes the following steps: adding the above last three in proportion; mixing the first two in proportion; heating the mixture to 30-40 centigrade degree; and stirring. Its addition level is 0.05%-0.5%. And its advantages are that it has the performance of oxidation resistance and anticorrosion etc; and it can reduce oil consumption and dirt content in discharging end gas.
Description
Technical field
The present invention relates to a kind of gasoline dope, and the preparation method of described additive and using method.
Technical background
Improving the motor spirit cleanliness factor and gasoline is fully burnt is the problem that current chemical field and automotive industry are extremely paid close attention to.Particularly in the gasoline that China adopts at present, the catalytically cracked gasoline proportion is also quite high, so gasoline oxidation generates colloid, paint film and sedimental problem also relatively seriously.Address this problem, except refinery production reduces the peace and quiet gasoline of olefin(e) centent, adding additive in gasoline product is domestic and international chemical industry method commonly used, as described in CN1035115C, CN1046131C and EP0654524A.
This area method such as CN1035115C commonly used related to a kind of gasoline composite additive, and described additive is by allyl butyrate imide, alkylphenol, benzotriazole derivative, thiadiazoles derivative, low mass molecule alcohol solubility promoter and oil lighting end solvent composition.Described additive can improve the cleanliness of gasoline, improves stabilization of gasoline, but the rate of economizing gasoline of this additive is lower.
CN1046131C has related to a kind of multi-function gasoline additives composition, and it comprises (a) a large amount of moisture adsorbent, (b) carries oil, (c) at least a purification agent and/or deposition agent, (d) at least a antioxidant and/or metal passivator, (e) at least a rust-preventive agent, (f) at least a demulsifying agent.Described patent points out that additive adds gasoline and can keep the fuel air system to clean, obvious fuel saving and minimizing exhaust contaminant content, but this patent does not have the data of fuel saving and minimizing exhaust contaminant content, so can't weigh the effect of this patent.
EP0654524A has related to a kind of composite additive for gasoline, and it comprises (a) at least a ester, (b) at least a detergent-dispersant additive, (c) lubricating oil.The cost height of described additive, wherein the price of ester is more expensive, is difficult to obtain, to having applied certain difficulty.
Summary of the invention
In order to address the above problem, the invention provides a kind of gasoline dope, gross weight in described gasoline dope, described gasoline dope comprises 10-70 weight % polyisobutene imide analog compounds (A), 5-40 weight % dialkyl group sulfate-phosphate (B), 1-30 weight % alkyl polyoxyethylene polyethenoxy ether (C), 0.1-10 weight % polyhydric alcohol fatty acid ester Soxylat A 25-7 (D), surplus is solvent (E).
On the other hand, the present invention also provides the preparation method of described gasoline dope.Described method is as follows: in the gross weight of described gasoline dope, the described alkyl polyoxyethylene polyethenoxy ether (C) of 1-30 weight % and described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) adding of 0.1-10 weight % are comprised in the reactor of solvent (E), the described polyisobutene imide analog compounds (A) of the back adding 10-70 weight that stirs % and the described dialkyl group sulfate-phosphate (B) of 5-40 weight %, formed mixture heating up is to 30-40 ℃, restir is even, makes described gasoline dope.
On the other hand, the present invention also provides the using method of described gasoline dope.In the gross weight of gasoline, in the described additive adding gasoline with 0.05-0.5%.
Described additive is applicable to gasoline, also can be used for diesel oil.The gasoline that adds additive can provide peace and quiet engine oil and airing system parts, the energy-conservation and effect that reduces dirt content in the discharging tail gas.
Summary of the invention
The invention provides a kind of gasoline dope, described gasoline dope comprises polyisobutene imide analog compounds (A), dialkyl group sulfate-phosphate (B), alkyl polyoxyethylene polyethenoxy ether (C), polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) and solvent (E).
A. the general formula of polyisobutene imide analog compounds is as follows:
In the formula, R-is isobutenyl or pseudoallyl,
Shown in acyl group be succinyl or malonyl,
m＝5-35，n＝1-10；
Be preferably, R-is an isobutenyl, shown in acyl group be succinyl, m=10-28, n=2-6; Best is m=15-21, n=4-5.
B. the general formula of dialkyl group sulfate-phosphate is as follows:
In the formula, R is that carbon number is the alkyl of 4-12, and Me is Ba, Zn or Mg;
Be preferably, R is that carbon number is the alkyl of 6-10, and Me is Zn;
Best is that R is the 2-ethylhexyl.
C. the general formula of alkyl polyoxyethylene polyethenoxy ether is as follows:
R-O-(C
2H
4O)
m-(C
3H
6O)
n-R’
In the formula, R is that carbon number is the alkyl of 8-18, m=3-15, n=3-10, R ' be-H or-SO
3Na;
Be preferably, R is that carbon number is the alkyl of 12-14, m=3-7, and n=5-8, R ' is-H;
Best is, R is that carbon number is the alkyl of 12-14, m=4, and n=7, R ' is-H.
D. the general formula of polyhydric alcohol fatty acid ester Soxylat A 25-7 is as follows:
In the formula, R is that carbon number is the alkyl of 11-17, a+b+c+d=18-28;
Be preferably, R is that carbon number is 17 alkyl, a+b+c+d=18-22.
E. solvent: kerosene or diesel oil.
In the gross weight of described gasoline dope, described polyisobutene imide analog compounds (A) is 10-70 weight %, is preferably 40-60 weight %, is preferably 50 weight %; Described dialkyl group sulfate-phosphate (B) is 5-40 weight %, is preferably to be 10-30 weight %, is preferably 20 weight %; Described alkyl polyoxyethylene polyethenoxy ether (C) is 1-30 weight %, is preferably to be 2-10 weight %, is preferably 4 weight %; Described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) is 0.1-10 weight %, is preferably 0.2-4 weight %, is preferably 2 weight %; Surplus is solvent (E).
On the other hand, the present invention also provides the preparation method of described gasoline dope.Described method is as follows: in the gross weight of described gasoline dope, the described alkyl polyoxyethylene polyethenoxy ether (C) of 1-30 weight % and described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) adding of 0.1-10 weight % are comprised in the reactor of solvent (E), add the described polyisobutene imide analog compounds (A) of 10-70 weight % and the described dialkyl group sulfate-phosphate (B) of 5-40 weight % after stirring, formed mixture heating up is to 30-40 ℃, restir is even, makes described gasoline dope.
The present invention also provides the using method of described gasoline dope on the other hand.In the gross weight of gasoline, in the described additive adding gasoline with 0.05-0.5%.
The invention belongs to oil light Fuel additive agent field.Described additive by detergent-dispersant additive, antioxidant, corrosion inhibitor, anti-sludging agent is composite forms.Polyisobutene imide analog compounds (A) in the described additive has good low temperature dispersity and high-temperature stability, colloid, paint film, low temperature greasy filth and settling etc. that it can effectively disperse oxidation to produce, paint film, carbon distribution on EFI oil supply system, intake valve and the cylinder wall of engine are dispersed into colloidal state, the effect that settling on these parts is had removing, prevent to stop up, make oil supply system, the clean works better of airing system, and fuel oil is fully burnt.Dialkyl group sulfate-phosphate (B) in the described additive has oxidation-resistance, erosion resistance and wearability, and it can strengthen the antioxidative stabilizer of gasoline and the corrosion-resistant and wearability of cylinder, prolongs the work-ing life of engine.When polyisobutene imide analog compounds (A), dialkyl group sulfate-phosphate (B) and tensio-active agent alkyl polyoxyethylene polyethenoxy ether (C), the composite by a certain percentage use of polyhydric alcohol fatty acid ester Soxylat A 25-7 (D), because the synergy between them, so (A and B) have better peace and quiet dispersion effect when using separately than them, and make burning more abundant.Use its oil consumption of gasoline of additive can reduce 5.1-9.2%, the content decline 22.3-38.5% of dirt CO in the discharging tail gas, the content decline 28.9-45.0% of HC.
Embodiment
Embodiment 1
(R is that carbon number is the alkyl of 12-14 to take by weighing 4 gram alkyl polyoxyethylene polyethenoxy ethers, m=4, n=7, R ' for-H), (R is that carbon number is 17 alkyl to 2 gram polyhydric alcohol fatty acid ester Soxylat A 25-7s, a+b+c+d=18-22) joins in the reactor that fills 20 gram diesel oil, stirs to continue to add 50 gram polyisobutene succinimides, 24 after 5 minutes and restrain di-isooctyl dithio zinc phosphates, feed liquid is heated to 30-40 ℃, restir 10 minutes makes additive (1), and its composition is listed in table 1.
In 1 kg of pure gasoline, add 5 gram above-mentioned additives (1).(same engine, identical actual service life, same engine rotating speed or the identical speed of a motor vehicle) compares under the working conditions identical with pure gasoline, the gasoline-economizing rate that adds additive is 9.2%, the dirt minimizing is respectively CO minimizing 38.5% in the discharging tail gas, and HC reduces 45.0%.
Embodiment 2
(R is that carbon number is the alkyl of 12-14 to take by weighing 4 gram alkyl polyoxyethylene polyethenoxy ethers, m=4, n=7, R ' for-H), (R is that carbon number is 17 alkyl to 2 gram polyhydric alcohol fatty acid ester Soxylat A 25-7s, a+b+c+d=18-22) joins in the container that fills 30 gram diesel oil, stirs to continue to add 45 gram polyisobutene succinimides, 19 after 5 minutes and restrain di-isooctyl dithio zinc phosphates, feed liquid is heated to 30-40 ℃, restir 10 minutes makes additive (2), and its composition is listed in table 1.
In 1 kg of pure gasoline, add 5 gram above-mentioned additives (2).(same engine, identical enforcement mileage, same engine rotating speed or the identical speed of a motor vehicle) compares under the working conditions identical with pure gasoline, the gasoline-economizing rate that adds additive is 5.2%, the dirt minimizing is respectively CO minimizing 23.6% in the discharging tail gas, and HC reduces 29.8%.
Embodiment 3
Take by weighing 50 gram polyisobutene succinimides, 24 gram di-isooctyl dithio zinc phosphates, join in the container that fills 26 gram diesel oil, feed liquid is heated to 30-40 ℃, and restir 10 minutes makes additive (3), and its composition is listed in table 1.
In 1 kg of pure gasoline, add 5 gram above-mentioned additives (3).(same engine, identical enforcement mileage, same engine rotating speed or the identical speed of a motor vehicle) compares under the working conditions identical with pure gasoline, the gasoline-economizing rate that adds additive is 5.0%, the dirt minimizing is respectively CO minimizing 23.0% in the discharging tail gas, and HC reduces 29.1%.
Embodiment 4
Take by weighing 45 the gram polyisobutene succinimides (m=15-21, n=4-5), 19 the gram di-isooctyl dithio zinc phosphates, join fill 36 the gram diesel oil container in, feed liquid is heated to 30-40 ℃, restir 10 minutes makes additive (4), its composition is listed in table 1.
In 1 kg of pure gasoline, add 5 gram above-mentioned additives (4).(same engine, identical enforcement mileage, same engine rotating speed or the identical speed of a motor vehicle) compares under the working conditions identical with pure gasoline, the gasoline-economizing rate that adds additive is 2.1%, the dirt minimizing is respectively CO minimizing 12.6% in the discharging tail gas, and HC reduces 14.1%.
Embodiment 5
Additive (5) prepares same additive (1), and its composition is listed in table 1.
In 1 kg of pure gasoline, add 1 gram above-mentioned additive (4).(same engine, identical enforcement mileage, same engine rotating speed or the identical speed of a motor vehicle) compares under the working conditions identical with pure gasoline, the gasoline-economizing rate that adds additive is 5.1%, the dirt minimizing is respectively CO minimizing 22.3% in the discharging tail gas, and HC reduces 28.9%.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | ||
| Additive is formed | Component A (weight %) | 50 | 45 | 50 | 45 | 50 |
| B component (weight %) | 24 | 19 | 24 | 19 | 24 | |
| Component C (weight %) | 4 | 4 | 0 | 0 | 4 | |
| Component D (weight %) | 2 | 2 | 0 | 0 | 2 | |
| Component E (weight %) | 20 | 30 | 26 | 36 | 20 | |
| Adding proportion in the gasoline (weight %) | 0.5 | 0.5 | 0.5 | 0.5 | 0.1 | |
| Effect | Rate of economizing gasoline | 9.2 | 5.2 | 5.0 | 2.1 | 5.1 |
| CO reduces % | 38.5 | 23.6 | 23.0 | 12.6 | 22.3 | |
| HC reduces % | 45.0 | 29.8 | 29.1 | 14.1 | 28.9 | |
Claims (5)
1. gasoline dope, it is characterized in that, described gasoline dope comprises polyisobutene imide analog compounds (A), dialkyl group sulfate-phosphate (B), alkyl polyoxyethylene polyethenoxy ether (C), polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) and solvent (E), wherein
A. the general formula of polyisobutene imide analog compounds is as follows:
In the formula, R is isobutenyl or pseudoallyl, shown in acyl group be succinyl or malonyl, m=5-35, n=1-10;
B. the general formula of dialkyl group sulfate-phosphate is as follows:
In the formula, R is that carbon number is the alkyl of 4-12, and Me is Ba, Zn or Mg;
C. the general formula of alkyl polyoxyethylene polyethenoxy ether is as follows:
R-O-(C
2H
4O)
m-(C
3H
6O)
n-R’
In the formula, R is that carbon number is the alkyl of 8-18, m=3-15, n=3-10, R ' be-H or-SO
3Na.
D. the general formula of polyhydric alcohol fatty acid ester Soxylat A 25-7 is as follows:
In the formula, R is that carbon number is the alkyl of 11-17, a+b+c+d=18-28
E. solvent: kerosene or diesel oil;
Gross weight in described gasoline dope, described polyisobutene imide analog compounds (A) is 10-70 weight %, described dialkyl group sulfate-phosphate (B) is 5-40 weight %, described alkyl polyoxyethylene polyethenoxy ether (C) is 1-30 weight %, described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) is 0.1-10 weight %, and surplus is solvent (E).
2. gasoline dope as claimed in claim 1 is characterized in that,
A. in the general formula of polyisobutene imide analog compounds, R is an isobutenyl, shown in acyl group be succinyl, m=10-28, n=2-6, best m=15-21, n=4-5;
B. in the general formula of dialkyl group sulfate-phosphate, R is that carbon number is the alkyl of 6-10, and preferably R is the 2-ethylhexyl, and Me is Zn;
C. in the general formula of alkyl polyoxyethylene polyethenoxy ether, R is that carbon number is the alkyl of 12-14, m=3-7, and n=5-8, R ' is-H;
D. in the general formula of polyhydric alcohol fatty acid ester Soxylat A 25-7, R is that carbon number is 17 alkyl, a+b+c+d=18-22.
3. gasoline dope as claimed in claim 1, it is characterized in that, gross weight in described gasoline dope, described polyisobutene imide analog compounds (A) is 40-60 weight %, described dialkyl group sulfate-phosphate (B) is 10-30 weight %, described alkyl polyoxyethylene polyethenoxy ether (C) is 2-10 weight %, and described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) is 0.2-4 weight %, and surplus is solvent (E).
4. method for preparing gasoline dope as claimed in claim 1, it is characterized in that, gross weight in described gasoline dope, the described alkyl polyoxyethylene polyethenoxy ether (C) of 1-30 weight % and described polyhydric alcohol fatty acid ester Soxylat A 25-7 (D) adding of 0.1-10 weight % are comprised in the reactor of solvent (E), the described polyisobutene imide analog compounds (A) of the back adding 10-70 weight that stirs % and the described dialkyl group sulfate-phosphate (B) of 5-40 weight %, formed mixture heating up is to 30-40 ℃, restir is even, makes described gasoline dope.
5. the using method of the described gasoline dope of claim 1 is characterized in that, in the gross weight of gasoline, in the described additive adding gasoline with 0.05-0.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100274445A CN1891795B (en) | 2005-07-01 | 2005-07-01 | Petrol additive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100274445A CN1891795B (en) | 2005-07-01 | 2005-07-01 | Petrol additive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1891795A true CN1891795A (en) | 2007-01-10 |
| CN1891795B CN1891795B (en) | 2010-10-27 |
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ID=37596997
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100274445A Expired - Fee Related CN1891795B (en) | 2005-07-01 | 2005-07-01 | Petrol additive |
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| Country | Link |
|---|---|
| CN (1) | CN1891795B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105765039A (en) * | 2013-10-24 | 2016-07-13 | 巴斯夫欧洲公司 | Use of complex ester in fuel |
| CN108085072A (en) * | 2017-11-26 | 2018-05-29 | 陈景芳 | A kind of clean type fuel oil additive |
| CN108130141A (en) * | 2017-11-26 | 2018-06-08 | 陈景英 | A kind of energy-saving fuel additive |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5242469A (en) * | 1990-06-07 | 1993-09-07 | Tonen Corporation | Gasoline additive composition |
| CN1046131C (en) * | 1997-03-13 | 1999-11-03 | 陈祥科 | Multi-function gasoline additives composition |
-
2005
- 2005-07-01 CN CN2005100274445A patent/CN1891795B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105765039A (en) * | 2013-10-24 | 2016-07-13 | 巴斯夫欧洲公司 | Use of complex ester in fuel |
| CN105765039B (en) * | 2013-10-24 | 2019-02-12 | 巴斯夫欧洲公司 | Purposes of the complex ester in fuel |
| CN108085072A (en) * | 2017-11-26 | 2018-05-29 | 陈景芳 | A kind of clean type fuel oil additive |
| CN108130141A (en) * | 2017-11-26 | 2018-06-08 | 陈景英 | A kind of energy-saving fuel additive |
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| Publication number | Publication date |
|---|---|
| CN1891795B (en) | 2010-10-27 |
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