CN104449895A - M30 methanol gasoline corrosion inhibitor - Google Patents
M30 methanol gasoline corrosion inhibitor Download PDFInfo
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- CN104449895A CN104449895A CN201410576375.2A CN201410576375A CN104449895A CN 104449895 A CN104449895 A CN 104449895A CN 201410576375 A CN201410576375 A CN 201410576375A CN 104449895 A CN104449895 A CN 104449895A
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Abstract
The invention relates to an M30 methanol gasoline corrosion inhibitor which is prepared from the following components in parts by weight: 8 parts of petroleum ether, 12 parts of 2-chloro-4-nitryl imidazole, 16 parts of ethylene glycol monoethyl ether, 12 parts of trimethylolpropane mono allyl ether, 6 parts of creatine hexaphosphate, 8 parts of heptamethyldisilazane, 12 parts of diethoxyethylamine, 7 parts of zinc dialkyl dithiophosphate, 9 parts of dibenzofuran, 12 parts of octanol and 10 parts of glycol ether. The M30 methanol gasoline corrosion inhibitor provided by the invention is prepared from the following components such as a power promoter, a metal anti-wear reagent at extreme pressure, a rubber swelling inhibitor, a corrosion inhibitor and the like. The M30 methanol gasoline corrosion inhibitor has excellent antioxidant ability and corrosion resistant performance and effectively prevents automobile metals from being corroded in the using process, particularly corrosion on a cast iron generator.
Description
Technical field
The present invention relates to a kind of vehicle fuel oil additive, particularly relate to a kind of M30 methanol gasoline corrosion inhibitor.
Background technology
Methanol gasoline refers to that GB gasoline (93#, 97# etc.), methyl alcohol, additive are by a kind of novel environment friendly fuel methanol of certain volume (quality) ratio through the allotment of strict flow process and the mixture of gasoline.Also the mixture of alcohol mixture of methyl alcohol, ethanol, n-propyl alcohol, propyl carbinol and Virahol etc. and gasoline is comprised.
Methyl alcohol incorporation is generally 5% ~ 30%.Be maximum to mix 15%, claim M15 methanol gasoline.The capability of antidetonance is good, and research octane number (RON) (RON) increases with the increase of methyl alcohol incorporation, and motor-method octane number (MON) is then unaffected.The common doped fuel of toxicity ratio of fire row effluent is little, and in exhaust, carbon monoxide content is also less.Combustion cleaning is functional.But general methanol gasoline is to petrolic corrodibility and all comparatively large to the swelling ratio of elastomeric material, and is easy to layering, and low-temperature operability and cold-start performance, not as good as pure gasoline, can be used as motor spirit surrogate.Many countries have made a large amount of use-testing, and what have also uses in industrialization.
China's methanol gasoline particularly low ratio methanol gasoline popularization and demonstration achieved very large achievement, but in practical application with in promoting, there is burn into and grind metalwork in the methanol gasoline produced, the problems such as rubber parts is swelling, hamper the popularization on a large scale of methanol gasoline.
The problems referred to above are existing in some patents to be introduced, as US 4376635 proposes by the metal corrosion inhibitor of the reaction product of benzotriazole, aldehydes or ketones and N-alkyl propylene diamine as alcohol ate.
Summary of the invention
The object of the invention is the deficiency overcoming prior art, provide a kind of M30 methanol gasoline corrosion inhibitor functional, easy to use, to solve methanol gasoline in use to the etching problem of automobile metal.
M30 methanol gasoline corrosion inhibitor provided by the invention, is made up of the component of following parts by weight: the chloro-4-nitroimidazole of sherwood oil 6 ~ 9 parts, 2-12 ~ 15 parts, Diethylene Glycol monohexyl ether 15 ~ 18 parts, TriMethylolPropane(TMP) mono allyl ether 10 ~ 13 parts, creatine six phosphoric acid ester 5 ~ 8 parts, heptamethyldisilazane 6 ~ 9 parts, aminoacetaldehyde diethyl acetal 10 ~ 13 parts, zinc dialkyl dithiophosphate 7 ~ 10 parts, diphenylene-oxide 8 ~ 9 parts, sec-octyl alcohol 10 ~ 13 parts, ethylene glycol ethyl ether 10 ~ 13 parts.
As optimization, described M30 methanol gasoline corrosion inhibitor, is made up of the component of following parts by weight: the chloro-4-nitroimidazole of sherwood oil 8 parts, 2-12 parts, Diethylene Glycol monohexyl ether 16 parts, TriMethylolPropane(TMP) mono allyl ether 12 parts, creatine six phosphoric acid ester 6 parts, heptamethyldisilazane 8 parts, aminoacetaldehyde diethyl acetal 12 parts, zinc dialkyl dithiophosphate 7 parts, diphenylene-oxide 9 parts, sec-octyl alcohol 12 parts, ethylene glycol ethyl ether 10 parts.
Prepare the method for this M30 methanol gasoline corrosion inhibitor, comprise the following steps:
(1) by the sherwood oil of described parts by weight, the chloro-4-nitroimidazole of 2-, Diethylene Glycol monohexyl ether, TriMethylolPropane(TMP) mono allyl ether, zinc dialkyl dithiophosphate, diphenylene-oxide, add the airtight stirring reaction of reactor ultrasonic wave at 52 ~ 55 DEG C 20 ~ 30 minutes, obtain A liquid;
By creatine six phosphoric acid ester of described parts by weight, heptamethyldisilazane, aminoacetaldehyde diethyl acetal stirring reaction 25 ~ 35 minutes at 66 ~ 68 DEG C, obtain B liquid;
(2) by A liquid, B liquid together with sec-octyl alcohol, the ethylene glycol ethyl ether of described parts by weight, add reactor stirring reaction 15 ~ 25 minutes at 32 ~ 38 DEG C, to obtain final product.
This methanol gasoline rubber swelling inhibitor using method, for it directly being joined in M30 methanol gasoline, add-on is the 0.3%-0.5% of methanol gasoline weight, mixes and can use.
M30 methanol gasoline corrosion inhibitor provided by the invention, is become to be grouped into by power promotor, metal extreme pressure anti-wear additives, rubber swelling inhibitor, corrosion inhibitor etc.There is excellent resistance of oxidation and good Corrosion Protection.Effectively prevent methanol gasoline in use to the etching problem of automobile metal, especially to the corrosion of cast iron engine.
Related experiment is as follows:
Test materials: red copper: meet GB/T 5096 copper corrosion requirement; Brass: meet H70 copper requirement in GB 5332; Cast iron chemical constitution: carbon mass fraction is 3.0% ~ 3.3%, the massfraction of silicon is 1.8% ~ 2.2%, iron surplus; 20 steel: meet GB 699 requirement; Aluminium flake chemical constitution: the massfraction of silicon is 5.5% ~ 6.5%, the massfraction of copper is 3.0% ~ 4.0%, the massfraction <1.2% of iron, the massfraction of manganese is 0.8%, the massfraction of magnesium is 0.1% ~ 0.5%, the massfraction <0.5% of nickel, the massfraction <1.0% of zinc, aluminium surplus; Tin sheet: the massfraction of tin is 29.0% ~ 30.O%, plumbous surplus.
Test apparatus: Sai Duolisi analytical balance, precision is 0.1 mg; Thermostat water bath, precision is 0.1; Vernier callipers, precision is 0.02 mm; TAS--990 atomic absorption spectrophotometer, general universal apparatus equipment company limited of analysing produces.
Experimentation: 6 kinds of test pieces be soaked in respectively in 93 gasoline, M30 gasoline, M30 methanol gasoline containing embodiment 1,2,3, colorimetric ferrule completely cuts off air, after 2 months, takes out test piece and observes, weighs.Comparing result is as shown in table 1.
Embodiment
The invention will be further described for embodiment plan given below; but can not be interpreted as it is limiting the scope of the invention; those skilled in the art to nonessential improvement and adjustment more of the present invention, still belong to protection scope of the present invention according to content of the present invention.
Embodiment 1:
(1) sherwood oil 8 kilograms, the chloro-4-nitroimidazole of 2-12 kilograms, Diethylene Glycol monohexyl ether 16 kilograms, TriMethylolPropane(TMP) mono allyl ether 12 kilograms, zinc dialkyl dithiophosphate 7 kilograms, diphenylene-oxide 9 kilograms is got, add the airtight stirring reaction of reactor ultrasonic wave at 52 ~ 55 DEG C 20 ~ 30 minutes, obtain A liquid;
To get at creatine six phosphoric acid ester 6 kilograms, heptamethyldisilazane 8 kilograms, aminoacetaldehyde diethyl acetal 12 kilograms in 66 ~ 68 DEG C stirring reaction 25 ~ 35 minutes, obtain B liquid;
(2) by A liquid, B liquid together with sec-octyl alcohol 12 kilograms, ethylene glycol ethyl ether 10 kilograms, add reactor stirring reaction 15 ~ 25 minutes at 32 ~ 38 DEG C, to obtain final product.
Embodiment 2:
(1) sherwood oil 6 kilograms, the chloro-4-nitroimidazole of 2-12 kilograms, Diethylene Glycol monohexyl ether 15 kilograms, TriMethylolPropane(TMP) mono allyl ether 10 kilograms, zinc dialkyl dithiophosphate 7 kilograms, diphenylene-oxide 8 kilograms is got, add the airtight stirring reaction of reactor ultrasonic wave at 52 ~ 55 DEG C 20 ~ 30 minutes, obtain A liquid;
To get at creatine six phosphoric acid ester 5 kilograms, heptamethyldisilazane 6 kilograms, aminoacetaldehyde diethyl acetal 10 kilograms in 66 ~ 68 DEG C stirring reaction 25 ~ 35 minutes, obtain B liquid;
(2) by A liquid, B liquid together with sec-octyl alcohol 10 kilograms, ethylene glycol ethyl ether 10 kilograms, add reactor stirring reaction 15 ~ 25 minutes at 32 ~ 38 DEG C, to obtain final product.
Embodiment 3:
(1) sherwood oil 9 kilograms, the chloro-4-nitroimidazole of 2-15 kilograms, Diethylene Glycol monohexyl ether 18 kilograms, TriMethylolPropane(TMP) mono allyl ether 13 kilograms, zinc dialkyl dithiophosphate 10 kilograms, diphenylene-oxide 9 kilograms is got, add the airtight stirring reaction of reactor ultrasonic wave at 52 ~ 55 DEG C 20 ~ 30 minutes, obtain A liquid;
To get at creatine six phosphoric acid ester 8 kilograms, heptamethyldisilazane 9 kilograms, aminoacetaldehyde diethyl acetal 13 kilograms in 66 ~ 68 DEG C stirring reaction 25 ~ 35 minutes, obtain B liquid;
(2) by A liquid, B liquid together with sec-octyl alcohol 13 kilograms, ethylene glycol ethyl ether 13 kilograms, add reactor stirring reaction 15 ~ 25 minutes at 32 ~ 38 DEG C, to obtain final product.
Claims (3)
1. a M30 methanol gasoline corrosion inhibitor, is characterized in that being made up of the component of following parts by weight: the chloro-4-nitroimidazole of sherwood oil 6 ~ 9 parts, 2-12 ~ 15 parts, Diethylene Glycol monohexyl ether 15 ~ 18 parts, TriMethylolPropane(TMP) mono allyl ether 10 ~ 13 parts, creatine six phosphoric acid ester 5 ~ 8 parts, heptamethyldisilazane 6 ~ 9 parts, aminoacetaldehyde diethyl acetal 10 ~ 13 parts, zinc dialkyl dithiophosphate 7 ~ 10 parts, diphenylene-oxide 8 ~ 9 parts, sec-octyl alcohol 10 ~ 13 parts, ethylene glycol ethyl ether 10 ~ 13.
2. the M30 methanol gasoline corrosion inhibitor according to right 1, is characterized in that being made up of the component of following parts by weight: the chloro-4-nitroimidazole of sherwood oil 8 parts, 2-12 parts, Diethylene Glycol monohexyl ether 16 parts, TriMethylolPropane(TMP) mono allyl ether 12 parts, creatine six phosphoric acid ester 6 parts, heptamethyldisilazane 8 parts, aminoacetaldehyde diethyl acetal 12 parts, zinc dialkyl dithiophosphate 7 parts, diphenylene-oxide 9 parts, sec-octyl alcohol 12 parts, ethylene glycol ethyl ether 10 parts.
3. prepare the method for M30 methanol gasoline corrosion inhibitor described in claim 1, it is characterized in that comprising the following steps:
(1) by the sherwood oil of institute's parts by weight, the chloro-4-nitroimidazole of 2-, Diethylene Glycol monohexyl ether, TriMethylolPropane(TMP) mono allyl ether, zinc dialkyl dithiophosphate, diphenylene-oxide, add the airtight stirring reaction of reactor ultrasonic wave at 52 ~ 55 DEG C 20 ~ 30 minutes, obtain A liquid; By creatine six phosphoric acid ester of described parts by weight, heptamethyldisilazane, aminoacetaldehyde diethyl acetal stirring reaction 25 ~ 35 minutes at 66 ~ 68 DEG C, obtain B liquid;
(2) by A liquid, B liquid together with sec-octyl alcohol, the ethylene glycol ethyl ether of described parts by weight, add reactor stirring reaction 15 ~ 25 minutes at 32 ~ 38 DEG C, to obtain final product.
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| CN201410576375.2A CN104449895B (en) | 2014-10-26 | 2014-10-26 | M30 methanol gasoline corrosion inhibitor |
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| CN201410576375.2A CN104449895B (en) | 2014-10-26 | 2014-10-26 | M30 methanol gasoline corrosion inhibitor |
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| CN104449895B CN104449895B (en) | 2015-12-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877506A (en) * | 2015-05-08 | 2015-09-02 | 江苏江城电气有限公司 | Protective coating for bridge height adjusting sectional material |
| CN104893478A (en) * | 2015-05-08 | 2015-09-09 | 江苏江城电气有限公司 | Anti-corrosion and wear-resistant bridge stand heightening profile |
| CN105567348A (en) * | 2016-01-15 | 2016-05-11 | 俞权锋 | Methanol gasoline corrosion inhibitor |
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| US5437694A (en) * | 1992-12-03 | 1995-08-01 | Mobil Oil Corporation | Phosphorodithioate-derived pyrrolidinone adducts as multifunctional antiwear/antioxidant additives |
| CN102161919A (en) * | 2011-03-25 | 2011-08-24 | 山西丰喜新能源开发有限公司 | Vehicle high-methanol content gasoline |
| CN102492499A (en) * | 2011-12-15 | 2012-06-13 | 李学强 | Additive of M30 methanol gasoline |
| CN102492497A (en) * | 2011-12-15 | 2012-06-13 | 河北冀春能源投资集团有限公司 | Additive of M50 methanol gasoline |
| CN103509615A (en) * | 2012-06-14 | 2014-01-15 | 刘粤荣 | Fuel oil blending additive and preparation method thereof |
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2014
- 2014-10-26 CN CN201410576375.2A patent/CN104449895B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5437694A (en) * | 1992-12-03 | 1995-08-01 | Mobil Oil Corporation | Phosphorodithioate-derived pyrrolidinone adducts as multifunctional antiwear/antioxidant additives |
| CN102161919A (en) * | 2011-03-25 | 2011-08-24 | 山西丰喜新能源开发有限公司 | Vehicle high-methanol content gasoline |
| CN102492499A (en) * | 2011-12-15 | 2012-06-13 | 李学强 | Additive of M30 methanol gasoline |
| CN102492497A (en) * | 2011-12-15 | 2012-06-13 | 河北冀春能源投资集团有限公司 | Additive of M50 methanol gasoline |
| CN103509615A (en) * | 2012-06-14 | 2014-01-15 | 刘粤荣 | Fuel oil blending additive and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104877506A (en) * | 2015-05-08 | 2015-09-02 | 江苏江城电气有限公司 | Protective coating for bridge height adjusting sectional material |
| CN104893478A (en) * | 2015-05-08 | 2015-09-09 | 江苏江城电气有限公司 | Anti-corrosion and wear-resistant bridge stand heightening profile |
| CN105567348A (en) * | 2016-01-15 | 2016-05-11 | 俞权锋 | Methanol gasoline corrosion inhibitor |
| CN105567348B (en) * | 2016-01-15 | 2017-12-19 | 俞权锋 | A kind of methanol gasoline corrosion inhibitor |
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| CN104449895B (en) | 2015-12-02 |
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Effective date of registration: 20151111 Address after: 226236 Qidong city of Jiangsu Province coastal town Binhai Industrial Park River Road No. 16 Applicant after: WANG WEI Address before: 030009, No. 4, building 2, west coast, No. 140 South Feng Road, Wan Berlin District, Shanxi, Taiyuan Applicant before: Wang Wei |