CN106281501A - A kind of preparation method of methanol gasoline rubber swelling inhibitor - Google Patents
A kind of preparation method of methanol gasoline rubber swelling inhibitor Download PDFInfo
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- CN106281501A CN106281501A CN201610806942.8A CN201610806942A CN106281501A CN 106281501 A CN106281501 A CN 106281501A CN 201610806942 A CN201610806942 A CN 201610806942A CN 106281501 A CN106281501 A CN 106281501A
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- hydroxy benzaldehyde
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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
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/18—Organic compounds containing oxygen
- C10L1/1817—Compounds of uncertain formula; reaction products where mixtures of compounds are obtained
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/02—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using non-aqueous solutions
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Abstract
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, is dissolved in hydroxy benzaldehyde in solvent under room temperature in reaction vessel, adds fatty amine and alkali, be heated to 50 140 DEG C, react 28 hours in stirring downhill reaction container；Stirring downhill reaction container adds halogenated hydrocarbons, continues to react 28 hours at 50 140 DEG C, be cooled to room temperature；Mixture in reaction vessel is filtered; alkyl phenol is added in filtrate; stir; i.e. obtain methanol gasoline rubber swelling inhibitor; gained methanol gasoline rubber swelling inhibitor of the present invention adds 0.01% 1% in the different trade mark methanol gasolines of M15 ~ M100; can make the swelling minimizing of rubber volume 40% ~ 90%, it is swelling that this agent is possible not only to effectively to suppress methanol gasoline to General Purpose Rubber, also has certain inhibition protection effect to engine metal part.
Description
Technical field
The present invention relates to methanol gasoline additive technical field, be specifically related to a kind of methanol gasoline rubber swelling inhibitor
Preparation method.
Background technology
Along with energy-conserving and environment-protective and the proposition of low-carbon economy, vehicle alternative fuel receives significant attention.The character of methanol is being permitted
Many-sided similar to gasoline, therefore it is considered in internal combustion engine, particularly spark ignition engine most is hopeful to replace vapour
The new forms of energy of oil.China has had multiple provinces and cities such as Shanxi, Henan to promote the use of methanol gasoline at present.Methanol gasoline anti-knock properties
Can be good, research octane number (RON) increases with the increase of methanol incorporation, and motor octane number is the most unaffected.Methanol gasoline burns
The toxicity of ejection is less than common doped fuel, and in aerofluxus, carbon monoxide content is the most less.But methanol gasoline there is also some to be lacked
Point, wherein the swelling ratio to elastomeric material is easily caused more greatly rubber components on automobile and damages because of swelling, particularly to sending out
The elastic gel of motivation, sealing member have swelling action, can cause sealing position be full of cracks and leakage of oil, thus hinder methanol gasoline
Popularization and application.Currently also there is the research report of some corresponding rubber swelling inhibitors, but wherein many containing sulfate, sulfonic acid
The sulfur-bearings such as salt and the component of metal ion, easily produce sulfur-containing compound, and residues of combustion be easily in combustion in waste gas during use
Burn indoor fouling.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, it is an object of the invention to provide a kind of methanol gasoline swell rubber
The preparation method of inhibitor, it is possible to effectively suppress swell rubber.
In order to achieve the above object, the technical solution used in the present invention is:
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 5-20 times of mass solvent under room temperature, described hydroxy benzaldehyde in reaction vessel
Including technical grade and the salicylaldhyde of above purity, m-hydroxybenzaldehyde, hydroxy benzaldehyde and combinations thereof thing thereof, described
Solvent be technical grade and the methanol of above purity thereof, ethanol, propanol, isopropanol, n-butyl alcohol, isobutanol, the tert-butyl alcohol, n-amyl alcohol,
Isoamyl alcohol, hexanol and mixed liquor thereof；
Second step, stirs the fatty amine that ratio is 0.9-1.1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container
And the alkali that ratio is 2-10:1 of the amount with hydroxy benzaldehyde material, it is heated to 50-140 DEG C, reacts 2-8 hour, described fatty amine
For technical grade and the n-butylamine of above purity, n-hexylamine, lauryl amine, cetylamine, 18-amine. and combinations thereof thing thereof, described alkali is work
Industry level and the sodium carbonate of above purity, sodium bicarbonate, potassium carbonate, potassium bicarbonate and combinations thereof thing thereof；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9-1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Continuing and react 2-8 hour at 50-140 DEG C, be cooled to room temperature, described halogenated hydrocarbons is technical grade and above purity ethyl chloride, chlorine third
Alkane, chloro-normal butane, chloro normal heptane, chlorinated dodecane, chloro-tetradecane, chloro-hexadecane, chlorooctadecane, bromoethane,
N-Propyl Bromide, bromination of n-butane, bromo heptane, bromododecane, bromotetradecane, bromohexadecane, bromo-octadecane and
Compositions；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1-6
Alkyl phenol, stir, i.e. obtain methanol gasoline rubber swelling inhibitor, described alkyl phenol is technical grade and above pure
The nonyl phenol of degree, Cardanol and combinations thereof thing.
The invention have the benefit that the gained methanol gasoline rubber swelling inhibitor different trade mark first at M15 ~ M100
Adding 0.01%-1% in alcohol gasoline, can make the swelling minimizing of rubber volume 40% ~ 90%, this agent is possible not only to effectively suppress methanol gasoline
Swelling to General Purpose Rubber, also has certain inhibition protection effect to engine metal part.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 5 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is work
The salicylaldhyde of industry level, described solvent is the methanol of technical grade；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 0.9:1 and with
The alkali that ratio is 2:1 of the amount of hydroxy benzaldehyde material, is heated to 50 DEG C, reacts 8 hours, and described fatty amine is the positive fourth of technical grade
Amine, described alkali is the sodium carbonate of technical grade；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Reacting 6 hours at 50 DEG C, be cooled to room temperature, described halogenated hydrocarbons is the chlorooctadecane of technical grade；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is the nonyl phenol of technical grade.
The present embodiment have the beneficial effect that gained methanol gasoline rubber swelling inhibitor adds in M15 methanol gasoline
0.1%, the swelling minimizing of rubber volume 54% can be made.
Embodiment 2
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 8 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is for changing
Learning pure m-hydroxybenzaldehyde, described solvent is chemical pure ethanol；
Second step, stirs the fatty amine that ratio is 1:1 and and the hydroxyl adding the amount with hydroxy benzaldehyde material in downhill reaction container
The alkali that ratio is 5:1 of the amount of benzaldehyde material, is heated to 80 DEG C, reacts 4 hours, and described fatty amine is chemical pure just own
Amine, described alkali is chemical pure sodium bicarbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
80 DEG C are reacted 6 hours, are cooled to room temperature, and described halogenated hydrocarbons is chemical pure chlorinated dodecane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:2's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is technical grade and above purity thereof
Cardanol.
The present embodiment have the beneficial effect that gained methanol gasoline rubber swelling inhibitor adds in M30 methanol gasoline
0.05%, the swelling minimizing of rubber volume 51% can be made.
Embodiment 3
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 12 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
Analytically pure hydroxy benzaldehyde, described solvent is analytically pure normal propyl alcohol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 6:1 of the amount of hydroxy benzaldehyde material, is heated to 97 DEG C, reacts 4 hours, and described fatty amine is analytically pure 12
Amine, described alkali is analytically pure potassium carbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
97 DEG C are reacted 4 hours, are cooled to room temperature, and described halogenated hydrocarbons is analytically pure chloro-normal butane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:5's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is technical grade and above purity thereof
Nonyl phenol.
The present embodiment have the beneficial effect that gained methanol gasoline rubber swelling inhibitor adds in M15 methanol gasoline
0.08%, the swelling minimizing of rubber volume 62% can be made.
Embodiment 4
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 15 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The amount of the material of the technical grade purity salicylaldhyde than 1:1 and hydroxy benzaldehyde, described solvent is technical grade purity
Isopropanol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 10:1 of the amount of hydroxy benzaldehyde material, is heated to 82 DEG C, reacts 4 hours, and described fatty amine is technical grade purity
Cetylamine, described alkali is the potassium bicarbonate of technical grade purity；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
82 DEG C are reacted 4 hours, are cooled to room temperature, and described halogenated hydrocarbons is technical grade purity bromination of n-butane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:3's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is the Fructus anacardii of technical grade purity
Phenol.
The present embodiment have the beneficial effect that gained methanol gasoline rubber swelling inhibitor adds in M50 methanol gasoline
0.3%, the swelling minimizing of rubber volume 67% can be made.
Embodiment 5
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 20 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The amount of chemical pure material is than for the salicylaldhyde of 1:2 and hydroxy benzaldehyde, and described solvent is chemical pure isobutanol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 8:1 of the amount of hydroxy benzaldehyde material, is heated to 108 DEG C, reacts 2 hours, and described fatty amine is chemical pure ten
Eight amine, described alkali is chemical pure sodium carbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
108 DEG C are reacted 3 hours, are cooled to room temperature, and described halogenated hydrocarbons is analytically pure bromoethane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:2's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is chemical pure nonyl phenol.
The present embodiment have the beneficial effect that the gained methanol gasoline rubber swelling inhibitor different trade mark methanol at M65
Gasoline adds 1%, the swelling minimizing of rubber volume 65% can be made.
Embodiment 6
The preparation method of a kind of methanol gasoline rubber swelling inhibitor, comprises the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 20 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The salicylaldhyde of technical grade purity, described solvent is the isoamyl alcohol of technical grade purity；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 8:1 of the amount of hydroxy benzaldehyde material, is heated to 140 DEG C, reacts 2 hours, and described fatty amine is technical grade purity
Lauryl amine, described alkali is the potassium carbonate of technical grade purity；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Reacting 2 hours at 140 DEG C, be cooled to room temperature, described halogenated hydrocarbons is that the amount of technical grade purity material is than the positive fourth of chloro for 1:2
Alkane and chlorinated dodecane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is that technical grade purity mass ratio is
The nonyl phenol of 1:3 and the compositions of Cardanol.
The present embodiment have the beneficial effect that gained methanol gasoline rubber swelling inhibitor adds in the methanol gasoline of M85
Add 0.8%, the swelling minimizing of rubber volume 75% can be made.
Claims (7)
1. the preparation method of a methanol gasoline rubber swelling inhibitor, it is characterised in that comprise the following steps:
The first step, is dissolved in hydroxy benzaldehyde in 5-20 times of mass solvent under room temperature, described hydroxy benzaldehyde in reaction vessel
Including technical grade and the salicylaldhyde of above purity, m-hydroxybenzaldehyde, hydroxy benzaldehyde and combinations thereof thing thereof, described
Solvent be technical grade and the methanol of above purity thereof, ethanol, propanol, isopropanol, n-butyl alcohol, isobutanol, the tert-butyl alcohol, n-amyl alcohol,
Isoamyl alcohol, hexanol and mixed liquor thereof；
Second step, stirs the fatty amine that ratio is 0.9-1.1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container
And the alkali that ratio is 2-10:1 of the amount with hydroxy benzaldehyde material, it is heated to 50-140 DEG C, reacts 2-8 hour, described fatty amine
For technical grade and the n-butylamine of above purity, n-hexylamine, lauryl amine, cetylamine, 18-amine. and combinations thereof thing thereof, described alkali is work
Industry level and the sodium carbonate of above purity, sodium bicarbonate, potassium carbonate, potassium bicarbonate and combinations thereof thing thereof；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9-1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Continuing and react 2-8 hour at 50-140 DEG C, be cooled to room temperature, described halogenated hydrocarbons is technical grade and above purity ethyl chloride, chlorine third
Alkane, chloro-normal butane, chloro normal heptane, chlorinated dodecane, chloro-tetradecane, chloro-hexadecane, chlorooctadecane, bromoethane,
N-Propyl Bromide, bromination of n-butane, bromo heptane, bromododecane, bromotetradecane, bromohexadecane, bromo-octadecane and
Compositions；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1-6
Alkyl phenol, stir, i.e. obtain methanol gasoline rubber swelling inhibitor, described alkyl phenol is technical grade and above pure
The nonyl phenol of degree, Cardanol and combinations thereof thing.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 5 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is work
The salicylaldhyde of industry level, described solvent is the methanol of technical grade；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 0.9:1 and with
The alkali that ratio is 2:1 of the amount of hydroxy benzaldehyde material, is heated to 50 DEG C, reacts 8 hours, and described fatty amine is the positive fourth of technical grade
Amine, described alkali is the sodium carbonate of technical grade；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Reacting 6 hours at 50 DEG C, be cooled to room temperature, described halogenated hydrocarbons is the chlorooctadecane of technical grade；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is the nonyl phenol of technical grade.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 8 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is for changing
Learning pure m-hydroxybenzaldehyde, described solvent is chemical pure ethanol；
Second step, stirs the fatty amine that ratio is 1:1 and and the hydroxyl adding the amount with hydroxy benzaldehyde material in downhill reaction container
The alkali that ratio is 5:1 of the amount of benzaldehyde material, is heated to 80 DEG C, reacts 4 hours, and described fatty amine is chemical pure just own
Amine, described alkali is chemical pure sodium bicarbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
80 DEG C are reacted 6 hours, are cooled to room temperature, and described halogenated hydrocarbons is chemical pure chlorinated dodecane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:2's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is technical grade and above purity thereof
Cardanol.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 12 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
Analytically pure hydroxy benzaldehyde, described solvent is analytically pure normal propyl alcohol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 6:1 of the amount of hydroxy benzaldehyde material, is heated to 97 DEG C, reacts 4 hours, and described fatty amine is analytically pure 12
Amine, described alkali is analytically pure potassium carbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
97 DEG C are reacted 4 hours, are cooled to room temperature, and described halogenated hydrocarbons is analytically pure chloro-normal butane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:5's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is technical grade and above purity thereof
Nonyl phenol.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 15 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The amount of the material of the technical grade purity salicylaldhyde than 1:1 and hydroxy benzaldehyde, described solvent is technical grade purity
Isopropanol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 10:1 of the amount of hydroxy benzaldehyde material, is heated to 82 DEG C, reacts 4 hours, and described fatty amine is technical grade purity
Cetylamine, described alkali is the potassium bicarbonate of technical grade purity；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
82 DEG C are reacted 4 hours, are cooled to room temperature, and described halogenated hydrocarbons is technical grade purity bromination of n-butane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:3's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is the Fructus anacardii of technical grade purity
Phenol.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 20 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The amount of chemical pure material is than for the salicylaldhyde of 1:2 and hydroxy benzaldehyde, and described solvent is chemical pure isobutanol；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 8:1 of the amount of hydroxy benzaldehyde material, is heated to 108 DEG C, reacts 2 hours, and described fatty amine is chemical pure ten
Eight amine, described alkali is chemical pure sodium carbonate；
3rd step, stirs the halogenated hydrocarbons that ratio is 1:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues to exist
108 DEG C are reacted 3 hours, are cooled to room temperature, and described halogenated hydrocarbons is analytically pure bromoethane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:2's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is chemical pure nonyl phenol.
The preparation method of a kind of methanol gasoline rubber swelling inhibitor the most according to claim 1, it is characterised in that bag
Include following steps:
The first step, is dissolved in hydroxy benzaldehyde in 20 times of mass solvent under room temperature in reaction vessel, and described hydroxy benzaldehyde is
The salicylaldhyde of technical grade purity, described solvent is the isoamyl alcohol of technical grade purity；
Second step, stirring downhill reaction container adds amount with hydroxy benzaldehyde material the fatty amine that ratio is 1.1:1 and with
The alkali that ratio is 8:1 of the amount of hydroxy benzaldehyde material, is heated to 140 DEG C, reacts 2 hours, and described fatty amine is technical grade purity
Lauryl amine, described alkali is the potassium carbonate of technical grade purity；
3rd step, stirs the halogenated hydrocarbons that ratio is 0.9:1 adding the amount with hydroxy benzaldehyde material in downhill reaction container, continues
Reacting 2 hours at 140 DEG C, be cooled to room temperature, described halogenated hydrocarbons is that the amount of technical grade purity material is than the positive fourth of chloro for 1:2
Alkane and chlorinated dodecane；
4th step, filters mixture in reaction vessel, and the ratio adding the amount with hydroxy benzaldehyde material in filtrate is 1:1's
Alkyl phenol, stirs, and i.e. obtains methanol gasoline rubber swelling inhibitor, and described alkyl phenol is that technical grade purity mass ratio is
The nonyl phenol of 1:3 and the compositions of Cardanol.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008024822A (en) * | 2006-07-21 | 2008-02-07 | Reiketsu Kichi | Additive for alcohol-containing fuel oil, fuel oil containing the additive for alcohol-containing fuel oil, and method for producing fuel oil containing the additive for alcohol-containing fuel oil |
| CN102021053A (en) * | 2010-12-31 | 2011-04-20 | 深圳市贝壳能源科技有限公司 | Methanol gasoline denaturant and preparation method thereof |
| CN104357111A (en) * | 2014-10-19 | 2015-02-18 | 青岛拓联信息技术有限公司 | Methanol gasoline additive with stable performance |
| CN104711050A (en) * | 2015-03-19 | 2015-06-17 | 黄河三角洲京博化工研究院有限公司 | Compound gasoline antiknock and preparation method thereof |
-
2016
- 2016-09-07 CN CN201610806942.8A patent/CN106281501B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008024822A (en) * | 2006-07-21 | 2008-02-07 | Reiketsu Kichi | Additive for alcohol-containing fuel oil, fuel oil containing the additive for alcohol-containing fuel oil, and method for producing fuel oil containing the additive for alcohol-containing fuel oil |
| CN102021053A (en) * | 2010-12-31 | 2011-04-20 | 深圳市贝壳能源科技有限公司 | Methanol gasoline denaturant and preparation method thereof |
| CN104357111A (en) * | 2014-10-19 | 2015-02-18 | 青岛拓联信息技术有限公司 | Methanol gasoline additive with stable performance |
| CN104711050A (en) * | 2015-03-19 | 2015-06-17 | 黄河三角洲京博化工研究院有限公司 | Compound gasoline antiknock and preparation method thereof |
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