CN110305723B - Novel energy-saving environment-friendly gasoline engine oil composition and preparation method thereof - Google Patents
Novel energy-saving environment-friendly gasoline engine oil composition and preparation method thereof Download PDFInfo
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- CN110305723B CN110305723B CN201910643395.XA CN201910643395A CN110305723B CN 110305723 B CN110305723 B CN 110305723B CN 201910643395 A CN201910643395 A CN 201910643395A CN 110305723 B CN110305723 B CN 110305723B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/0206—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/102—Polyesters
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Abstract
The invention provides a novel energy-saving environment-friendly gasoline engine oil composition, which comprises the following components in percentage by weight: 20-40% of III base oil, 20-40% of low-viscosity polyalphaolefin base oil, 5-30% of ester base oil, 3-10% of viscosity index improver, 0.1-2.0% of high-molecular polyester friction improver, 0.1-1.0% of pour point depressant and 8.4-11.2% of composite additive. The novel energy-saving environment-friendly gasoline engine oil composition prepared by adopting the scheme of the invention not only completely meets the standard of SN/GF-5, but also reduces the friction coefficient on the premise of not increasing sulfur, phosphorus and sulfated ash. Compared with the addition of a nano additive and an organic molybdenum additive, the additive does not increase sulfated ash, reduces GPF blockage, prolongs the service life of GPF, and is more energy-saving and environment-friendly. Since the product of the invention is put on the market, customers reflect that after the gasoline engine oil is used, the power performance of the automobile is enhanced, the automobile is accelerated quickly, the feeling of pushing the back is achieved, and the fuel oil is saved by more than 3 percent on average.
Description
Technical Field
The invention relates to a gasoline and engine oil composition, in particular to a novel energy-saving environment-friendly gasoline and engine oil composition and a preparation method thereof.
Background
The lubricating oil is widely applied to the industries of machining, transportation, metallurgy, coal, building and the like, is used as a liquid lubricant for reducing friction and protecting machinery and workpieces on various types of machinery, is mainly used for reducing friction between surfaces of moving parts, and has the effects of cooling, sealing, corrosion prevention, rust prevention, insulation, power transmission, impurity cleaning and the like on mechanical equipment. The engine lubricating oil, namely engine oil, is a lubricating medium of each moving part in an engine system, and has the functions of lubrication, cooling, cleaning, sealing and the like so as to ensure that the engine works effectively and for a long time, and the performance of the engine lubricating oil directly influences the working efficiency, oil consumption, output power, service life, emission and the like of the engine.
In 7/1/2020, the emission standard of "nation six A" and the energy-saving fourth stage standard are executed in China, and in 2023, in 7/1/2023, the emission standard of "nation six A" is executed. In order to reduce particle emission, a gasoline engine is provided with a gasoline particle trap GPF, and in order to reduce the blockage of the GPF and prolong the service life, the requirements of low sulfur, low phosphorus and low sulfated ash are put on engine oil, and the sulfated ash is required to be not higher than 0.8%.
The technical approach for acquiring the energy-saving gasoline engine oil in the current market is as follows: sulfur-phosphorus type organic molybdenum or non-sulfur-phosphorus type organic molybdenum, metal nano additive, nano diamond, nano graphene, nano fullerene and other additives are added to reduce the friction coefficient, so that the aim of saving energy is fulfilled. The addition of the organic molybdenum and the nano diamond not only increases the sulfated ash content in the gasoline engine oil, but also increases the contents of sulfur and phosphorus, and can not meet the requirements of low sulfur, low phosphorus and low sulfated ash content. The added metal nano additive can be accumulated in the using process to form large metal particles, and the energy-saving effect is reduced after the metal nano additive is used for a period of time. And the addition of the graphene and fullerene additives can also cause accumulation in the using process, and the gasoline engine oil is easy to turn black, so that the power of the automobile is generally reduced after the automobile runs for 3000 km-5000 km, the speed is increased slowly, and the good energy-saving effect can not be kept in the oil change mileage.
Disclosure of Invention
The invention aims to provide a novel energy-saving environment-friendly gasoline engine oil composition which can reduce the friction coefficient, save energy consumption, can not increase the sulfated ash content of finished oil, has an energy-saving effect, can meet the requirement of low sulfated ash content, can prevent the poisoning of a ternary catalytic device of automobile exhaust, can prevent the GPF (particulate filter) of the exhaust particle catcher from being blocked and can prolong the service life of the GPF.
In order to achieve the above purpose, the invention provides the following technical scheme:
a novel energy-saving environment-friendly gasoline engine oil composition comprises the following components in percentage by weight: 20-40% of III base oil, 20-40% of low-viscosity polyalphaolefin base oil, 5-30% of ester base oil, 3-10% of viscosity index improver, 0.1-2.0% of high-molecular polyester friction improver, 0.1-1.0% of pour point depressant and 8.4-11.2% of composite additive
The III-class base oil is prepared from any 2 or a combination of more than 2 of GTL X420, X430, Abuza 4cst, 6cst, ETRO4, ETRO6, Ultra S4, Ultra S6, YUBSE 4 and YUSE 6.
Preferably, the low viscosity polyalphaolefin base oil is obtained by at least 1 of the trade names PAO4, PAO5 and PAO 6.
Preferably, the grade of the ester base oil is at least 1 of PrEco 2012, TRS0810, TRS0812, PRIOLUBE 3970 and PROLUBE 2720.
Preferably, the viscosity index improver is at least 1 of a polymethacrylate PMA viscosity index improver, a comb polymethacrylate PMA (combe) viscosity improver.
Preferably, the polyester-based friction modifier is at least 1 of Perfad3000, Perfad3050, Perfad3057, PRIOLUBE 3986 and PerfadFM 3336.
Preferably, the compound additive is 1 of the trade names of OLOA 55526, OLOA55501, HITEC 11100 and LZ 1066.
Preferably, the pour point depressant adopts 1 of VISCOPLEX 1-300 and VISCOPLEX 1-248.
The invention also aims to provide a preparation method of the novel energy-saving environment-friendly gasoline engine oil composition, which comprises the following steps: calculated by weight parts;
step one, putting 5-30 parts of ester base oil and 0.1-2.0 parts of high molecular polyester friction modifier into a stirring kettle, and stirring for 1 hour at 55-70 ℃;
and secondly, putting 20-40 parts of low-viscosity poly alpha olefin base oil, 20-40 parts of III base oil, 8.4-11.2 parts of composite additive, 3-10 parts of viscosity index improver and 0.1-1.0 part of pour point depressant into the same stirring kettle, and stirring for 1 hour at the temperature of 50-60 ℃ to obtain the engine oil composition.
The invention has the beneficial effects that:
the invention prepares the environment-friendly engine oil composition by using the high molecular polymer ester friction modifier, other base oil and additives, achieves the balance among various performances by controlling the type and the quantity of the additives, does not simply select corresponding additives aiming at a certain performance, avoids the negative influence generated among the additives in the selection of the type and the type as much as possible, does not contain sulfur and phosphorus elements, has better oxidation resistance and self-cleaning capability, and has good lubricity, viscosity-temperature characteristic, low-temperature fluidity, low volatility, corrosion resistance, anti-foaming property and anti-emulsifying property, and good comprehensive performance.
The high-molecular polymer ester friction modifier and the ester base oil are stirred and mixed at a certain temperature to play roles in improving solubility and coordinating and reducing friction coefficient, and the high-molecular polymer ester friction modifier is also a high-molecular polymer ester compound or a mixture of non-sulfur, phosphorus and non-metal salt, so that the friction coefficient can be reduced, the fuel power is improved, and the fuel is saved; the film forming property of the engine oil can be improved, and the abrasion of friction parts of the engine can be reduced; meanwhile, the sulfated ash content of the gasoline engine oil is not increased.
The composition of the invention comprises group III base oil, low viscosity polyalphaolefin base oil and ester base oil, viscosity index improver, high molecular polymer ester friction improver, pour point depressant and composite additive. Reduce coefficient of friction guaranteeing, when practicing thrift the fuel, can not increase the sulphated ash content of finished product oil, and accomplish energy-conserving effect, can satisfy the requirement of low sulphated ash content again, prevent that automobile exhaust ternary catalytic unit from poisoning, prevent the jam of tail gas particle trap GPF, extension GPF's life. The technical requirements of API SN, ILSAC GF-5 and SAE J300-2015 specifications are met.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the present invention will be described in detail with reference to the following preferred embodiments.
Example 1:
a novel energy-saving environment-friendly gasoline engine oil composition comprises the following components in percentage by weight: 25% of group III base oil, 34% of low-viscosity polyalphaolefin base oil, 25% of ester base oil, 4% of viscosity index improver, 1.5% of high-molecular polyester friction improver, 0.5% of pour point depressant and 9.7% of composite additive.
A preparation method of a novel energy-saving environment-friendly gasoline and engine oil composition comprises the following steps: calculated by weight parts;
step one, putting 25 parts of ester base oil and 1.5 parts of high-molecular polyester friction modifier into a stirring kettle, and stirring for 1 hour at the temperature of 55 ℃;
and secondly, putting 34 parts of low-viscosity poly-alpha-olefin base oil, 25 parts of III base oil, 9.5 parts of composite additive, 4 parts of viscosity index improver and 1 part of pour point depressant into the same stirring kettle, and stirring for 1 hour at the temperature of 50 ℃ to obtain the engine oil composition.
Example 2:
a novel energy-saving environment-friendly gasoline engine oil composition comprises the following components in percentage by weight: 40% of group III base oil, 40% of low-viscosity polyalphaolefin base oil, 8.4% of ester base oil, 3% of viscosity index improver, 0.1% of high-molecular polyester friction improver, 0.3% of pour point depressant and 8.4% of composite additive.
A preparation method of a novel energy-saving environment-friendly gasoline and engine oil composition comprises the following steps: calculated by weight parts;
putting 8.4 parts of ester base oil and 0.1 part of high-molecular polyester friction modifier into a stirring kettle, and stirring for 1 hour at the temperature of 60 ℃;
and step two, putting 40 parts of low-viscosity polyalphaolefin base oil, 40 parts of III base oil, 8.4 parts of composite additive, 3 parts of viscosity index improver and 0.3 part of pour point depressant into the same stirring kettle, and stirring for 1 hour at the temperature of 55 ℃ to obtain the engine oil composition.
Example 3
A novel energy-saving environment-friendly gasoline engine oil composition comprises the following components in percentage by weight: 25.8% of group III base oil, 20% of low-viscosity polyalphaolefin base oil, 30% of ester base oil, 10% of viscosity index improver, 2.0% of high-molecular polyester friction improver, 1.0% of pour point depressant and 11.2% of composite additive.
A preparation method of a novel energy-saving environment-friendly gasoline and engine oil composition comprises the following steps: calculated by weight parts;
step one, putting 30 parts of ester base oil and 2 parts of high-molecular polyester friction modifier into a stirring kettle, and stirring for 1 hour at the temperature of 65 ℃;
and secondly, putting 20 parts of low-viscosity poly-alpha-olefin base oil, 25.8 parts of III base oil, 11.2 parts of composite additive, 10 parts of viscosity index improver and 1 part of pour point depressant into the same stirring kettle, and stirring for 1 hour at the temperature of 60 ℃ to obtain the engine oil composition.
For performance test data of three embodiments of the present invention, please refer to table 1:
table 1 is a data table of the matching and performance testing of the novel energy-saving and environment-friendly gasoline engine oil composition:
the novel energy-saving environment-friendly gasoline engine oil composition prepared by adopting the scheme of the invention not only completely meets the standard of SN/GF-5, but also reduces the friction coefficient on the premise of not increasing sulfur, phosphorus and sulfated ash. Compared with the addition of a nano additive and an organic molybdenum additive, the additive does not increase sulfated ash, reduces GPF blockage, prolongs the service life of GPF, and is more energy-saving and environment-friendly. Since the product of the invention is put on the market, customers reflect that after the gasoline engine oil is used, the power performance of the automobile is enhanced, the automobile is accelerated quickly, the feeling of pushing the back is achieved, and the fuel oil is saved by more than 3 percent on average.
Table 2 shows the comparative data of sulfur content, phosphorus content, sulfated ash content and friction coefficient of the oil product with the same base oil and compound additive formula and with or without the addition of the macromolecular polyester friction modifier, which are as follows:
as can be seen from Table 2, the high molecular polyester friction modifier disclosed by the invention is a high molecular polymer ester compound or a mixture of non-sulfur, non-phosphorus and non-metal salts, so that the friction coefficient can be reduced, the fuel power can be improved, and the fuel can be saved; the film forming property of the engine oil can be improved, and the abrasion of friction parts of the engine can be reduced; meanwhile, the sulfated ash content of the gasoline engine oil is not increased.
Claims (8)
1. A novel energy-saving environment-friendly gasoline engine oil composition is characterized in that: the engine oil composition comprises the following components in percentage by weight: 20-40% of III-type base oil, 20-40% of low-viscosity polyalphaolefin base oil, 5-30% of ester base oil, 3-10% of viscosity index improver, 0.1-2.0% of high-molecular polyester friction improver, 0.1-1.0% of pour point depressant and 8.4-11.2% of composite additive, wherein the trade name of the high-molecular polyester friction improver is at least 1 of Perfad3000, Perfad3050, Perfad3057, PRIOLUBE 3986 and PerfadFM 3336.
2. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the III-class base oil is prepared from any 2 or a combination of more than 2 of GTL X420, X430, Abuza 4cst, 6cst, ETRO4, ETRO6, Ultra S4, Ultra S6, YUBSE 4 and YUSE 6.
3. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the low-viscosity poly-alpha olefin base oil has at least 1 of the trade marks of PAO4, PAO5 and PAO 6.
4. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the grade of the ester base oil extraction product is at least 1 of PrEco 2012, TRS0810, TRS0812, PRIOLUBE 3970 and PROLUBE 2720.
5. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the viscosity index improver is at least 1 of polymethacrylate PMA viscosity index improver and comb polymethacrylate PMA (COMBE) viscosity improver.
6. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the compound additive adopts 1 of OLOA 55526, OLOA55501, HITEC 11100 and LZ 1066.
7. The novel energy-saving environment-friendly gasoline engine oil composition as claimed in claim 1, wherein: the pour point depressant sampling product is 1 of VISCOPLEX 1-300 and VISCOPLEX 1-248.
8. A preparation method of a novel energy-saving environment-friendly gasoline and engine oil composition is characterized by comprising the following steps: calculated by weight parts;
step one, putting 5-30 parts of ester base oil and 0.1-2.0 parts of high molecular polyester friction modifier into a stirring kettle, and stirring for 1 hour at 55-70 ℃;
and secondly, putting 20-40 parts of low-viscosity poly alpha olefin base oil, 20-40 parts of III base oil, 8.4-11.2 parts of composite additive, 3-10 parts of viscosity index improver and 0.1-1.0 part of pour point depressant into the same stirring kettle, and stirring for 1 hour at the temperature of 50-60 ℃ to obtain the engine oil composition.
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| CN111892978A (en) * | 2020-07-31 | 2020-11-06 | 东莞太平洋博高润滑油有限公司 | Oil-saving long-life type medium-low ash content gasoline engine oil and preparation method thereof |
| CN112852526A (en) * | 2020-12-31 | 2021-05-28 | 江苏龙蟠科技股份有限公司 | Synthetic ester type engine oil composition |
| CN112877118A (en) * | 2021-01-26 | 2021-06-01 | 金雪驰科技（马鞍山）有限公司 | Lubricating oil capable of remarkably reducing engine noise and preparation method thereof |
| CN113201386A (en) * | 2021-04-25 | 2021-08-03 | 金雪驰科技（马鞍山）有限公司 | Gasoline engine oil of SP grade and preparation method thereof |
| CN113621427A (en) * | 2021-08-16 | 2021-11-09 | 富兰克科技（深圳）股份有限公司 | Low-carbon footprint environment-friendly biodegradable stainless steel and titanium alloy cutting oil and preparation method thereof |
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