CN103695054B - Alcohol-based gasoline additive as well as preparation method and application thereof - Google Patents
Alcohol-based gasoline additive as well as preparation method and application thereof Download PDFInfo
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- CN103695054B CN103695054B CN201310729298.5A CN201310729298A CN103695054B CN 103695054 B CN103695054 B CN 103695054B CN 201310729298 A CN201310729298 A CN 201310729298A CN 103695054 B CN103695054 B CN 103695054B
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Abstract
The invention discloses an alcohol-based gasoline additive which comprises the following components by weight: 1-3 parts of dimethyl adipate, 0.2-1.5 parts of amyl dicyclohexyl phenol, 0.5-2 parts of oleic acid, 0.005-0.1 part of pentadecafluorooctanoic acid and 0.02-0.15 part of polyisobutene succinimide. The alcohol-based gasoline additive has remarkable effects of preventing rubber swelling and corrosion, can be used for improving the oxidation resistance of alcohol-based gasoline, and has a good industrial application prospect.
Description
Technical field
The present invention relates to a kind of alcohol base gasoline multifunction additive and preparation method thereof and the concrete application in methanol gasoline, to solve the problems such as swell rubber, corrosion and oxidation of methanol gasoline, belong to petrochemical technology field.
Background technology
Methanol gasoline, as a kind of novel clean fuel, is all demonstrating certain superiority aspect economy and motor vehicle exhaust, be a kind of new measure that solves the alternative and control atmosphere pollution of the energy.
Methanol gasoline, as a kind of clean new forms of energy, can not only reduce the discharge of oxynitrides and particulate matter, can also save energy, and Yi China drug in some provinces is promoted on probation.But methanol gasoline Semi-polarity and non-polar component can produce serious swelling action to the rubber components of automotive oil system, cause the aging and oil leakage phenomenon of rubber components, because methyl alcohol is stronger to corrosion of metal, easily corrode cylinder surface simultaneously, automobile fuel consumption is increased.Make full use of methanol gasoline, must solve swell rubber, corrosion and an oxidation technology difficult problem for methanol gasoline.
The swell rubber of alcohol base gasoline, protection against corrosion and antioxidant property are the main difficult technical that determines that can alcohol base gasoline widespread use, the approach solving adds various additives exactly, in actual production at present, need to add multiple additives, increase the producting process difficulty of alcohol base gasoline, also increased the production cost of alcohol base gasoline.And the alcohol base gasoline additive of exploitation multifunctional type is the direction of current technical development, also there is comparatively wide application prospect.
Since GB 17930-2011 promulgates, vehicle alcohol group fuel oil blending businessman all takes different approach to reach the requirement of new gasoline standard.The key issue of alcohol base gasoline blending is swelling, plastic components aging of the burn into rubber components of metal parts.
Summary of the invention
The object of the invention is to provide a kind of alcohol base gasoline additive with anti-swell rubber, protection against corrosion and anti-oxidant function;
Another object of the present invention is to provide the preparation method of above-mentioned alcohol base gasoline additive;
A further object of the invention is to provide the application of above-mentioned gasoline dope in alcohol base gasoline.
Implementation procedure of the present invention is as follows:
An alcohol base gasoline additive, each component and weight part are:
Dimethyl adipate 1～3 weight part
Amyl group dicyclohexyl phenol 0.2～1.5 weight part
Oleic acid 0.5～2 weight part
Sad 0.005～0.1 weight part of 15 fluorine
Polyisobutene succinimide 0.02～0.15 weight part.
Preferred scheme, each component and weight part are:
Dimethyl adipate 1～3 weight part
Amyl group dicyclohexyl phenol 0.4～0.8 weight part
Oleic acid 0.8～1.5 weight part
Sad 0.01～0.08 weight part of 15 fluorine
Polyisobutene succinimide 0.05～0.1 weight part.
The preparation method of above-mentioned alcohol base gasoline additive, comprises the following steps:
(1) dimethyl adipate, amyl group dicyclohexyl phenol and oleic acid are joined in reactor, at 70 ℃～80 ℃, carry out polyreaction;
(2) add the sad and polyisobutene succinimide of 15 fluorine 50 ℃～60 ℃ insulation reaction.
In above-mentioned steps (1), vacuumize insulation reaction 1～2 hour.
In above-mentioned steps (2), insulation reaction 0.5～1 hour.
Alcohol base gasoline additive of the present invention can anti-swell rubber in alcohol base gasoline, protection against corrosion or antioxygenation, and described alcohol base gasoline is methanol gasoline or ethanol petrol.
Advantage of the present invention and positively effect: (1) raw material of the present invention is easy to get, product performance are good and have a several functions; (2) preparation technology of the present invention is simple, and cost is low, three-waste free discharge, energy-conserving and environment-protective; (3) additive of the present invention adds the performance test in methanol gasoline to show; the polar group of additive forms firmly physical adsorption and the coefficient protective membrane of chemisorption at rubber and metallic surface; can play significantly anti-swell rubber, anticorrosion ability; and can improve the antioxidant property of alcohol base gasoline, there is good prospects for commercial application.
Embodiment
Below in conjunction with embodiment, content of the present invention is described further.
embodiment 1
50 parts of 100 parts of dimethyl adipates, 30 parts of amyl group dicyclohexyl phenol and oleic acid, under vacuum condition, temperature is 73 ℃, reacts 1.5 hours; Then add sad 0.8 part of 15 fluorine, 3 parts of polyisobutene succinimides, temperature of reaction is 55 ℃, reacts 0.5 hour, productive rate is 98%, obtains additive of the present invention.
Add the anti-swell rubber, corrosion resistance test result of the methanol gasoline of above-mentioned additive in Table 1～3, wherein reference is not add additivated methanol gasoline.
embodiment 2
60 parts of 100 parts of dimethyl adipates, 30 parts of amyl group dicyclohexyl phenol and oleic acid, under vacuum condition, temperature is 75 ℃, reacts 1.5 hours; Then add sad 1 part of 15 fluorine, 4 parts of polyisobutene succinimides, temperature of reaction is 55 ℃, reacts 0.5 hour, productive rate is 99%, obtains additive of the present invention.
Add the anti-swell rubber, corrosion resistance test result of the methanol gasoline of above-mentioned additive in Table 1～3.
embodiment 3
65 parts of 100 parts of dimethyl adipates, 35 parts of amyl group dicyclohexyl phenol and oleic acid, under vacuum condition, temperature is 75 ℃, reacts 1.5 hours; Then add sad 2 parts of 15 fluorine, 4 parts of polyisobutene succinimides, temperature of reaction is 55 ℃, reacts 0.5 hour, productive rate is 97%, obtains additive of the present invention.
Add the anti-swell rubber, corrosion resistance test result of the methanol gasoline of above-mentioned additive in Table 1～3.
anti-swell rubber, corrosion resistance test implementation
The adding proportion of methanol gasoline and additive is 1:0.0001～0.0008.
Table 1 and 2 is listed the anti-swell rubber experimental data of gasoline dope of the present invention test conditions.
Material: paracril ring temperature: 50 ℃
Sample: 500ppm metering+M40 methanol gasoline
In table, data show that the present invention has good restraining effect to the anti-swell rubber of alcohol base gasoline.With reference to consumption ten thousand/to 5/10000ths, also can be depending on different alcohol radical content.
The test condition of copper corrosion performance and resistance of oxidation:
Sample: 500ppm metering+M40 alcohol base gasoline
Copper corrosion testing method: GB/T 5096
Colloid testing method: GB/T 8019
Test result shows that additive of the present invention can be good at suppressing the corrosion of alcohol base gasoline.
Claims (5)
1. an alcohol base gasoline additive, is characterized in that each component and weight part are:
Dimethyl adipate 1～3 weight part
Amyl group dicyclohexyl phenol 0.2～1.5 weight part
Oleic acid 0.5～2 weight part
Sad 0.005～0.1 weight part of 15 fluorine
Polyisobutene succinimide 0.02～0.15 weight part.
2. alcohol base gasoline additive according to claim 1, is characterized in that:
Dimethyl adipate 1～3 weight part
Amyl group dicyclohexyl phenol 0.4～0.8 weight part
Oleic acid 0.8～1.5 weight part
Sad 0.01～0.08 weight part of 15 fluorine
Polyisobutene succinimide 0.05～0.1 weight part.
3. the preparation method of alcohol base gasoline additive described in claim 1, is characterized in that comprising the following steps:
(1) dimethyl adipate, amyl group dicyclohexyl phenol and oleic acid are joined in reactor, vacuumize, at 70 ℃～80 ℃, carry out polyreaction 1～2 hour;
(2) add the sad and polyisobutene succinimide of 15 fluorine 50 ℃～60 ℃ insulation reaction 0.5～1 hour.
Alcohol base gasoline additive claimed in claim 1 in alcohol base gasoline as anti-swell rubber, protection against corrosion or oxidation resistant application.
5. application according to claim 4, is characterized in that described alcohol base gasoline is methanol gasoline or ethanol petrol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310729298.5A CN103695054B (en) | 2013-12-26 | 2013-12-26 | Alcohol-based gasoline additive as well as preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310729298.5A CN103695054B (en) | 2013-12-26 | 2013-12-26 | Alcohol-based gasoline additive as well as preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103695054A CN103695054A (en) | 2014-04-02 |
| CN103695054B true CN103695054B (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310729298.5A Expired - Fee Related CN103695054B (en) | 2013-12-26 | 2013-12-26 | Alcohol-based gasoline additive as well as preparation method and application thereof |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100005706A1 (en) * | 2008-07-11 | 2010-01-14 | Innospec Fuel Specialties, LLC | Fuel composition with enhanced low temperature properties |
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