CN101955821A - Methylcyclopentadienyl manganese tricarbonyl diluent and preparation method thereof - Google Patents
Methylcyclopentadienyl manganese tricarbonyl diluent and preparation method thereof Download PDFInfo
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- CN101955821A CN101955821A CN2010102994371A CN201010299437A CN101955821A CN 101955821 A CN101955821 A CN 101955821A CN 2010102994371 A CN2010102994371 A CN 2010102994371A CN 201010299437 A CN201010299437 A CN 201010299437A CN 101955821 A CN101955821 A CN 101955821A
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- diluent
- dialkyl
- methyl
- tricarbon manganium
- methyl cyclopentyl
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Abstract
The invention discloses a gasoline additive, in particular methylcyclopentadienyl manganese tricarbonyl diluent. The diluent is characterized by comprising the following materials in percentage by weight: 60 to 65 percent of methylcyclopentadienyl manganese tricarbonyl, 15 to 23 percent of solvent, 0.5 to 5 percent of antioxidant, 1 to 10 percent of light stabilizer, 1 to 5 percent of dispersing agent and 0.5 to 2 percent of metallic corrosion inhibitor, wherein the solvent is at least one of toluene and xylene; the antioxidant is 4,4'-thiobi(2-methyl-6-t-butyl phenol) or 1,1,3-tri(2-methyl-4-hydroxy-5-t-butyl phenyl) butane; and the light stabilizer is at least one of bi(1,2,2,6,6-pentamethyl-4-piperidine) sebacate and 1-methyl-8-(1,2,2,6,6-pentamethyl-4-piperidine). The methylcyclopentadienyl manganese tricarbonyl diluent has the advantages of making resistance to oxidation and light stability of the product greatly improved, and greatly improving storage, transportation and use conditions of the product due to great reduction of the solidifying point of the diluent.
Description
Technical field
The present invention relates to a kind of gasoline dope, relate in particular to a kind of gasoline antiknock and preparation method thereof.
Background technology
As everyone knows; because the toxicity of tetraethyllead; environment has been caused severe contamination; threatening human beings'health; many in the world developed countries have all formulated various policies and regulations one after another with the protection environment; realize unleaded gasoline, China also uses methyl cyclopentyl-dialkyl-tricarbon manganium (being called for short MMT) to replace tetraethyllead as detonation suppressor already, and result of use is fine.
Methyl cyclopentyl-dialkyl-tricarbon manganium is a kind of organo-metallic liquefied compound, and normal temperature for liquid, is difficult for crystallization down, and is water insoluble, good with the chemical compatibility of oil product, do not decompose in air and dark surrounds.Can improve gasoline quality effectively, improve gasoline octane rating, antiknock efficient height and addition is little.Incendivity is good, can with fuel together perfect combustion and do not produce the precipitation or residue, oil-saving effect is obvious, has no side effect, and other character of fuel is had no adverse effects.
Be liquid under methyl cyclopentyl-dialkyl-tricarbon manganium (MMT) normal temperature; but it is easily oxidized because of it; so must be with protection of inert gas; even when using its preparation anti-knock agent mixture product; also to place among the protection of rare gas element; and its zero pour height, this has all brought inconvenience for storage, transportation and the use of product.
Summary of the invention
The objective of the invention is to overcome the existing existing drawback of methyl cyclopentyl-dialkyl-tricarbon manganium product, a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent and preparation method thereof is provided.
A kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, its characteristics are that material proportion is as follows:
Methyl cyclopentyl-dialkyl-tricarbon manganium: 60%～65%,
Solvent: 15%～23%,
Oxidation inhibitor: 0.5%～5%,
Photostabilizer: 1%～10%,
Dispersion agent: 1%～5%,
Metal corrosion inhibitor: 0.5%～2%.
Below all by weight percentage.
Described solvent is at least a in toluene, the dimethylbenzene;
Described oxidation inhibitor is 4,4 '-thiobis (2-methyl-6-tert butyl phenol) or 1,1, a kind of in 3-three (2-methyl-4-hydroxyl-5-tert-butyl-phenyl) butane;
Described photostabilizer is at least a in two (1,2,2,6,6-pentamethyl--4-piperidines) sebates or 1-methyl-8-(1,2,2,6, the 6-pentamethyl--4-piperidines) sebate;
Described dispersion agent is a polyisobutene Succinic Acid pentaerythritol ester;
Described metal corrosion inhibitor is the alkylphosphonic acid carboxylic acid imidazoline salt.
(the patent No.: make solvent with toluene, dimethylbenzene ZL01115234.6), its objective is that patent of invention " improves interpolation component of gasoline octane rating and preparation method thereof " in order to improve the octane value of mixture; Patent of invention " a kind of environment-friendly lead-less gasoline and preparation method thereof the " (patent No.: do high-energy component with dimethylbenzene ZL200610124680.3); Patent of invention " motor spirit of a kind of alternative petroleum and preparation method thereof " (number of patent application: do coal-based low benzene aromatic hydrocarbons with toluene, dimethylbenzene 200610070683.3); Patent of invention " gasoline antiknock " (number of patent application: make solvent with dimethylbenzene 02100740.3), its objective is the consistency effect; Patent " a kind of gasoline antiknock " (number of patent application: do dispersion agent with toluene 98113706.7).Above patent adds toluene and dimethylbenzene all can not reach the purpose of using product at north cold area, the present invention has overcome the deficiency of foregoing invention patent, in order to reach the purpose that reduces zero pour, the present invention has selected for use an amount of toluene or dimethylbenzene or their mixture as solvent, reduce the zero pour of product, make the solution after the dilution can reach the purpose of using at north cold area; The present invention has also selected the mixture of two (1,2,2,6, the 6-pentamethyl--4-piperidines) sebates of an amount of photostabilizer or 1-methyl-8-(1,2,2,6,6-pentamethyl--4-piperidines) sebate or two kinds for use, reaches the purpose that improves the product light stability; In order to increase the oxidation-resistance of product, the present invention has also selected 4 for use, 4 '-thiobis (2-methyl-6-tert butyl phenol) or 1,1,3-three (2-methyl-4-hydroxyl-5-tert-butyl-phenyl) butane is as antioxidant, this oxidation inhibitor and above-mentioned photostabilizer have good synergistic effect, i.e. the adding of this oxidation inhibitor is also brought into play the stable effect of light by the free radical reaction that suppresses in the photoxidation course; Patent of invention " a kind of novel compound gasoline antiknock agent " (number of patent application: do detergent-dispersant additive with polyisobutene Succinic Acid pentaerythritol ester 200910019448.7), its objective is in order effectively to remove combustion residue, the cleaning that keeps fuel system, the sediment that forms in the dispersion oil product reduces the loss of engine and the probability that breaks down.The present invention has selected for use an amount of polyisobutene Succinic Acid pentaerythritol ester as dispersion agent, is not only the sediment in order to disperse to form in the oil product, and can improve each additive dispersed uniform degree in solution; Patent of invention " a kind of antirust oil with ultrathin dry semi-soft membrane for cost iron parts " (number of patent application: 86103294), patent of invention " a kind of complex lithium grease and preparation method thereof " (number of patent application: 200610165024.8), patent of invention " diesel motor fuel additive and preparation method thereof " (number of patent application: 200810061259.1), patent of invention " a kind of divalence soap class rust-proof component and production method thereof of the hydrolysis " (patent No.: ZL200310122675.5), patent of invention " T sections way rail bolt special protection fat " (number of patent application: 200510017590.X), patent of invention " conductive polyaniline film rust proof oil " (number of patent application: 200510016919.0), patent of invention " nanometer fuel dope " (number of patent application: 200610081575.6), patent of invention " anti-corrosion wax composition " (number of patent application: 200610163306.4), patent of invention " a kind of lubricating grease specially used for injection molding machine and preparation method thereof rust-preventive agent " (number of patent application: 200910302096.6), patent of invention " long-acting emulsion-type antirust fluid " (number of patent application: 200810123990.2), above patent of invention all uses dinonyl naphthalene sulfonate barium to do the principal constituent of rust-preventive agent, because of containing the barium metal ion in this material, in use can produce metal ion and influence the quality of gasoline product.The present invention has then selected for use an amount of alkylphosphonic acid carboxylic acid imidazoline salt as metal corrosion inhibitor, reaches the purpose that suppresses metallic corrosion.
A kind of preparation method of diluent of methyl cyclopentyl-dialkyl-tricarbon manganium is characterized in that, the preparation process of product is as follows:
1, solvent, oxidation inhibitor, photostabilizer, dispersion agent and metal corrosion inhibitor are pumped in the test tank with pump by institute's expense, the methyl cyclopentyl-dialkyl-tricarbon manganium in the head tank is pumped in the tempering tank with pump by certain consumption;
2, successively the solvent in the test tank, oxidation inhibitor, photostabilizer, dispersion agent and metal corrosion inhibitor are joined respectively in the tempering tank, with methyl cyclopentyl-dialkyl-tricarbon manganium concoct composite, blending temperature-30 ℃～50 ℃, churning time 60～80 minutes;
3, blending liquid is in harmonious proportion more fully through static proportioner again, promptly is prepared into the methyl cyclopentyl-dialkyl-tricarbon manganium diluent, by the purifier removal of contamination, product is stored in the finished product packing jar then again.
The present invention operates under normal pressure, normal temperature air tight condition, avoids seeing light.
Beneficial effect of the present invention is, by adding proper amount of solvent, oxidation inhibitor, photostabilizer, dispersion agent and metal corrosion inhibitor, the oxidation-resistance and the light stability of product are improved largely, and, make this product that improvement significantly arranged aspect storage, transportation and the working conditions because the zero pour of diluent greatly reduces.
Embodiment
Below in conjunction with specific embodiment the present invention is made detailed description further.
Methyl cyclopentyl-dialkyl-tricarbon manganium liquid is a kind of detonation suppressor, its manganese content, density are all than higher, zero pour (initially) is≤-1 ℃, in China northeast, North China, the Northwest, winter temperature is long in the time below-20 ℃, in storing, transport and using, inconvenience is arranged, add diluting solvent toluene, dimethylbenzene, reduce zero pour significantly; Add two (1,2,2,6, the 6-pentamethyl--4-piperidines) sebacic acid esters of photostabilizer, improve the product light stability in order to reach; Add polyisobutene Succinic Acid pentaerythritol esters as dispersion agent, sediment not only in order to disperse to form in the oil product, and can improve additive dispersed uniform degree in solution; Adding oxidation inhibitor 4,4 '-(2-methyl-6-tert butyl phenol is to increase the additive antioxidant property for thiobis; Add metal corrosion inhibitor alkylphosphonic acid carboxylic acid tetrahydroglyoxaline salt, to alleviate corrosion to equipment.
Specific embodiment is listed in table 1.
Table 1
The embodiment that provides in the table 1 just lists the part achievement, and wherein each component data is weight percentage.Allly in these claims limited range, all belong to protection domain of the present invention.
The technical characteristic of methyl cyclopentyl-dialkyl-tricarbon manganium is as shown in table 2 before and after the dilution.
Table 2
From last table 2, can see, a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent of the present invention is compared with currently available products, has following beneficial effect: product depression of the freezing point to-30 ℃, the reduction of zero pour is of value to the transportation and the storage of product, is particularly suitable for the application under the north low temperature environment in winter; The degree that product is seen photolysis has been reduced in the light stability of product 〉=95, the raising of light stability, has improved the use properties of product significantly.
Claims (9)
1. a methyl cyclopentyl-dialkyl-tricarbon manganium diluent is characterized in that, adds solvent, oxidation inhibitor, photostabilizer, dispersion agent and metal corrosion inhibitor in the methyl cyclopentyl-dialkyl-tricarbon manganium liquid.
2. according to the described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent of claim 1, it is characterized in that institute's solubilizing agent is at least a in toluene, the dimethylbenzene.
3. according to claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that, described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium oxidation inhibitor that diluent adds is 4,4 '-thiobis (2-methyl-6-tert butyl phenol) or 1,1, a kind of in 3-three (2-methyl-4-hydroxyl-5-tert-butyl-phenyl) butane.
4. according to claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that institute adds photostabilizer and is two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate, 1-methyl-8-(1,2,2,6,6-pentamethyl--4-piperidines) at least a in the sebate.
5. according to claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that it is polyisobutene Succinic Acid pentaerythritol ester that institute adds dispersion agent.
6. according to claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that it is the alkylphosphonic acid carboxylic acid imidazoline salt that institute adds metal corrosion inhibitor.
7. according to claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that described adding methyl cyclopentyl-dialkyl-tricarbon manganium 60%～65%, solvent 15%～23%, oxidation inhibitor 0.5%～5%, photostabilizer 1%～10%, dispersion agent 1%～5%, metal corrosion inhibitor 0.5%～2%.
8. according to the preparation method of claim 1 described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent, it is characterized in that, in tempering tank, add methyl cyclopentyl-dialkyl-tricarbon manganium, open to stir and add solvent, oxidation inhibitor, photostabilizer, dispersion agent and metal corrosion inhibitor, normal pressure, normal temperature stirred 60～80 minutes down, in static proportioner, fully be in harmonious proportion, make this product.
9. according to the preparation method of the described a kind of methyl cyclopentyl-dialkyl-tricarbon manganium diluent of claim, it is characterized in that the preparation operation process is to carry out under the condition of airtight and lucifuge, the processing temperature of various materials is-30 ℃～50 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010299437.1A CN101955821B (en) | 2010-09-28 | 2010-09-28 | Methylcyclopentadienyl manganese tricarbonyl diluent and preparation method thereof |
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| CN201010299437.1A CN101955821B (en) | 2010-09-28 | 2010-09-28 | Methylcyclopentadienyl manganese tricarbonyl diluent and preparation method thereof |
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| CN101955821A true CN101955821A (en) | 2011-01-26 |
| CN101955821B CN101955821B (en) | 2014-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201253A (en) * | 2017-05-08 | 2017-09-26 | 安徽海德石油化工有限公司 | A kind of oil anti-knock agent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302852A (en) * | 2000-12-08 | 2001-07-11 | 南昌市昌宁化工厂 | Process for preparing efficient composite improver containing cyclopentadienyl manganse of octane number of gasoline |
| CN101144041A (en) * | 2006-09-14 | 2008-03-19 | 武汉市地博石化有限公司 | Gasoline anti-knock agent mixture for vehicle |
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2010
- 2010-09-28 CN CN201010299437.1A patent/CN101955821B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302852A (en) * | 2000-12-08 | 2001-07-11 | 南昌市昌宁化工厂 | Process for preparing efficient composite improver containing cyclopentadienyl manganse of octane number of gasoline |
| CN101144041A (en) * | 2006-09-14 | 2008-03-19 | 武汉市地博石化有限公司 | Gasoline anti-knock agent mixture for vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201253A (en) * | 2017-05-08 | 2017-09-26 | 安徽海德石油化工有限公司 | A kind of oil anti-knock agent |
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| CN101955821B (en) | 2014-03-12 |
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