CN103045333A - Synthetic lubricating oil composition for high and low temperature and preparation method thereof - Google Patents
Synthetic lubricating oil composition for high and low temperature and preparation method thereof Download PDFInfo
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- CN103045333A CN103045333A CN2013100328632A CN201310032863A CN103045333A CN 103045333 A CN103045333 A CN 103045333A CN 2013100328632 A CN2013100328632 A CN 2013100328632A CN 201310032863 A CN201310032863 A CN 201310032863A CN 103045333 A CN103045333 A CN 103045333A
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Abstract
The invention provides a synthetic lubricating oil composition for high and low temperature and a preparation method thereof. The synthetic lubricating oil composition comprises base oil and a plurality of additives, wherein the base oil consists of APPIIV type oil and APIV type oil, the mass ratio of which is (4-9):1. The additive is the optimization of anti-wear reagent at extreme pressure, antioxidant, metal deactivator and antirust agent. Compared with the existing lubricating oil, the lubricating oil composition has more excellent low temperature property; on the premise of guaranteeing the kinematic viscosity at high temperature of 100 DEG C not less than 5mm<2>/s, the kinematic viscosity at low temperature of minus 40 DEG C is much less than that of the existing product; the lubricating oil composition can be used in severe cold areas where are below 40DEG C, thus guaranteeing the normal operation of the machinery equipment in severe cold areas, meeting the use requirement of the lubricating oil composition being used both in north and south areas and both in summer and in winter, and being applicable to lubrication of a reducer of the machinery equipment.
Description
Technical field
The present invention relates to a kind of petrochemicals, specifically universal ucon oil composition of a kind of high low temperature and preparation method thereof.
Background technology
Lubricating oil is to be used on all kinds mechanical means to reduce friction, the liquid lubricant of protection mechanical means and workpiece, mainly play lubricate, the effects such as cooling, antirust, cleaning, sealing and buffering.But because existing lubricating oil versatility is poor, its low temperature viscosity very kinematic viscosity of 30 ℃ of Da ， – is 6150mm
2/ s ,-40 ℃ kinematic viscosity can't be measured, and can only be used for the area of environment for use Wen Du Zai – more than 30 ℃.At-40 ℃ of severe cold areas, existing lubricating oil can not satisfy the oily requirement of using of equipment versatility, needs to change the special-purpose oil plant of lower viscosity levels.Because China's temperature difference is very large, summer in the winter temperature of different areas, north and south experiences the greatly different temperature difference from-40 ℃ to 50 ℃, change oil so all kinds of mechanical means often need to be transferred according to seasonal variation or area, has greatly increased the maintenance cost of mechanical means; And extreme low temperature is frequently existing in recent years, objectively also the low temperature use properties of lubricating oil is had higher requirement.
Summary of the invention
One of order of the present invention just provide the universal ucon oil composition of a kind of high low temperature, with solve existing lubricating oil the North and South or winter and summer can not be general problem.
Two the making method that just provides the universal ucon oil composition of a kind of high low temperature of order of the present invention can be at the North and South or the general lubricating oil composition of winter and summer to prepare.
One of purpose of the present invention is achieved in that the universal ucon oil composition of a kind of high low temperature, and this lubricating oil composition is to be equipped with additive with base oil to form; Described base oil is comprised of IV class oil and the V class oil of API classification, and the mass ratio of described IV class oil and described V class oil is 4～9:1; Described additive comprises extreme pressure anti-wear additives, antioxidant, metal passivator and rust-preventive agent, and the mass percent that described additive accounts for described base oil is respectively:
Extreme pressure anti-wear additives 0.1～1.5%,
Antioxidant 0.2～3%,
Metal passivator 0.02～0.05%,
Rust-preventive agent 1～3%.
The preferred mass ratio of IV class oil and V class oil is 4.5～7:1 in the described base oil.
Described extreme pressure anti-wear additives is phosphorous extreme pressure anti-wear additives, and described phosphorous extreme pressure anti-wear additives is any one in triphenylphosphate, triethyl phosphate, tributyl phosphate, di-n-butyl phosphite, the amine and in fatty alcohol phosphate or the tritolyl phosphate.
In the described phosphorous extreme pressure anti-wear additives preferred amines and in fatty alcohol phosphate or the tritolyl phosphate any one.
Described antioxidant is the shield phenol type antioxidant, and described shield phenol type antioxidant is any one in 2,6 – di-tert-butylphenols, 2,4,6 – tri-tert-butyl phenols, 2,6 – ditertbutylparacresols or the high molecular phenol.
A kind of in preferential 2, the 6 – ditertbutylparacresols of described shield phenol type antioxidant or the high molecular phenol.
Described metal passivator is 124 Triazole derivative or thiadiazoles derivative, and described 124 Triazole derivative is N, N '-dialkyl amido methylene-benzene triazole, and described thiadiazoles derivative is the thiadiazoles polysulfide.
Described rust-preventive agent is neutral dinonyl naphthalene sulfonate barium.
Described rust-preventive agent is the mixture of calcium sulphonate and calcium carboxylates arbitrary proportion.
Base oil among the present invention is comprised of the IV class oil and the V class oil that are selected from the API classification, and wherein API basis oil classification and each sort feature are as shown in table 1:
The classification of table 1:API base oil
The chemical composition of the poly-alpha olefins (PAO2, PAO4, PAO6, PAO8, PAO10 etc.) of the IV class oil of API classification is the decylene oligomer of pectination, have viscosity index and the extremely low pour point more superior than mineral oil, wide operating temperature range is arranged, viscosity is low at low temperatures, excellent low-temperature fluidity is arranged, and good with the compatibility of ester class oil.These characteristics make IV class oil very attractive in lower temperature application of API classification.Particularly, the IV class oil of API classification is the PAO6 base oil in the poly-alpha olefins, and its 100 ℃ of kinematic viscosity are 5.0～7.0mm
2/ s, 40 ℃ of kinematic viscosity are 25～40mm
2/ s, flash-point 〉=213 ℃, pour point≤-58 ℃, viscosity index 〉=124.
The V class oil of API classification is a kind of dibasic acid esters component in the ester class oil.Described ester class oil has uniqueness " dumbbell structure " and high polarity, the linear diprotic acid of its dumbbell structure partly has preferably viscosity index, propping up chain end makes it that extremely low pour point be arranged, a chain portion of linear portion end, rotate freely finely around the ester chain, make it have excellent viscosity index and pour point.Particularly, 100 ℃ of kinematic viscosity are 2.4～4.4mm
2/ s, 40 ℃ of kinematic viscosity are 9.5～20mm
2/ s, flash-point are 207～247 ℃, and pour point is-57～-65 ℃, and viscosity index is 126～149.
Used additive comprises extreme pressure anti-wear additives, antioxidant, metal passivator and rust-preventive agent among the present invention.Additive is used for further strengthening the mechanical property of lubricating oil itself, thereby satisfies mechanical means to many-sided service requirements of lubricating oil.
Two of purpose of the present invention is achieved in that the making method of the universal ucon oil composition of a kind of high low temperature, may further comprise the steps:
A, take by weighing base oil and additive by mass parts ratio claimed in claim 1;
B, the additive that takes by weighing is joined in the V class oil of the classification of API in the described base oil, constant temperature stirred 1～3 hour under 60～80 ℃ of conditions, got mixture;
C, the IV class oil of API classification in the described base oil that takes by weighing is joined in the mixture that the b step makes, constant temperature stirred 1～5 hour under 80～100 ℃ of conditions, the universal ucon oil of high low temperature.
The invention solves existing lubricating oil the North and South or winter and summer can not be general problem, and then reduce in addition avoided because of mechanized equipment transferring between different areas or in Various Seasonal, using the work of changing oil that must do, reduced thus the maintenance cost of all kinds of mechanical means.
Among the present invention the screening of additive and and base oil between proportioning and optimization, increased substantially the mechanical property of ucon oil, so that lubricating oil composition of the present invention not only low-temperature performance is more excellent, and have suitable high temperature viscosity, high flash-point and an extremely low pour point, and Oxidation Stability and rustless property with enough extreme pressure and antiwear behaviors, excellence, be suitable for lubricated to speed reduction unit, satisfied the service requirements that lubricating oil composition north and south is general, the summer in winter is general.
Lubricating oil composition provided by the invention is compared with existing lubricating oil, has more excellent low-temperature performance, is guaranteeing that 100 ℃ of high temperature, kinematic viscosity are not less than 5mm
240 ℃ of low temperature movement viscosity of Qi – of ， can be used in 40 ℃ of severe cold districts of Zai – much smaller than the viscosity of currently available products under the prerequisite of/s, and Applicable temperature is lower, thereby has guaranteed the normal operation of mechanical means at severe cold area.
Specific embodiment
Following embodiment is used for further describing the present invention, but does not limit in any form the present invention.
Embodiment 1:
Get in the amine and fatty alcohol phosphate 0.5kg, 2,6 ditertbutylparacresol 0.5kg, N, N ' dialkyl amido methylene-benzene triazole 0.02kg, neutral dinonyl naphthalene sulfonate barium 3kg, then join successively among the V class oil 10kg of API classification, stirred 1 hour at 80 ℃ of constant temperature, get mixture; Then the IV class oil 90kg with the API classification joins in the above-mentioned mixture, stirs 1 hour at 80 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 2:
Get di-n-butyl phosphite 0.5kg, 2,6 ditertbutylparacresol 2.5kg, V, N ' dialkyl amido methylene-benzene triazole 0.03kg, neutral dinonyl naphthalene sulfonate barium 2kg, then join successively among the V class oil 12.5kg of API classification, stirred 1 hour at 60 ℃ of constant temperature, get mixture; Then the IV class oil 87.5kg with the API classification joins in the above-mentioned mixture, stirs 5 hours at 90 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 3:
Get in the amine and fatty alcohol phosphate 1kg, 2,6 – ditertbutylparacresol 1kg, N, N ′ – dialkyl amido methylene-benzene triazole 0.03kg, neutral dinonyl naphthalene sulfonate barium 2kg, then join successively among the V class oil 15kg of API classification, stirred 2 hours at 70 ℃ of constant temperature, get mixture; Then the IV class oil 85kg with the API classification joins in the above-mentioned mixture, stirs 2 hours at 100 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 4:
Get triethyl phosphate 0.1kg, 2,6 – di-tert-butylphenol 0.2kg, NN ′ – dialkyl amido methylene-benzene triazole 0.05kg, then neutral dinonyl naphthalene sulfonate barium 1kg joins among the V class oil 18.2kg of API classification successively, stirred 3 hours at 80 ℃ of constant temperature, get mixture; Then the IV class oil 81.8kg with the API classification joins in the above-mentioned mixture, stirs 3 hours at 85 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 5:
Get in the amine and fatty alcohol phosphate 1.5kg, 2,6 – ditertbutylparacresol 1.5kg, NN ′ – dialkyl amido methylene-benzene triazole 0.05kg, then neutral dinonyl naphthalene sulfonate barium 1kg joins among the V class oil 20kg of API classification successively, stirred 1 hour at 60 ℃ of constant temperature, get mixture; Then the IV class oil 80kg with the API classification joins in the above-mentioned mixture, stirs 4 hours at 90 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 6:
Get tritolyl phosphate 0.25kg, high molecular phenol 0.25kg, thiadiazoles polysulfide 0.02kg, calcium sulphonate 1kg, then calcium carboxylates 1kg joins among the V class oil 10kg of API classification successively, stirs 2 hours at 70 ℃ of constant temperature, gets mixture; Then the IV class oil 90kg with the API classification joins in the above-mentioned mixture, stirs 5 hours at 95 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 7:
Get tritolyl phosphate 1.0kg, high molecular phenol 3.0kg, thiadiazoles polysulfide 0.05kg, calcium sulphonate 0.5kg, then calcium carboxylates 1.5kg joins among the V class oil 12.5kg of API classification successively, stirs 3 hours at 80 ℃ of constant temperature, gets mixture; Then the IV class oil 87.5kg with the API classification joins in the above-mentioned mixture, stirs 1 hour at 100 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 8:
Get triphenylphosphate 0.5kg, high molecular phenol 0.5kg, thiadiazoles polysulfide 0.04kg, then neutral dinonyl naphthalene sulfonate barium 1.5kg joins among the V class oil 15kg of API classification successively, stirs 3 hours at 60 ℃ of constant temperature, gets mixture; Then the IV class oil 85kg with the API classification joins in the above-mentioned mixture, stirs 2 hours at 80 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 9:
Get tritolyl phosphate 0.8kg, high molecular phenol 0.2kg, thiadiazoles polysulfide 0.02kg, then neutral dinonyl naphthalene sulfonate barium 2kg joins among the V class oil 11.2kg of API classification successively, stirs 2 hours at 70 ℃ of constant temperature, gets mixture; Then the IV class oil 88.8kg with the API classification joins in the above-mentioned mixture, stirs 3 hours at 90 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
Embodiment 10:
Get tributyl phosphate 1.0kg, 2,4,6 – tri-tert-butyl phenol 1.0kg, thiadiazoles polysulfide 0.05kg, then neutral dinonyl naphthalene sulfonate barium 1kg joins among the V class oil 20kg of API classification successively, stirs 1 hour at 80 ℃ of constant temperature, gets mixture; Then the IV class oil 80kg with the API classification joins in the above-mentioned mixture, stirs 4 hours at 100 ℃ of constant temperature, makes the universal ucon oil of high low temperature.
API IV class oil in the base oil of the present invention and API V class oil and various additives are common commercial goods.
Comparative Examples:
Get o-tert-butyl phenol 1.0kg, benzotriazole 0.8kg, then sulfide isobutene 1.0kg joins among the mineral oil 100kg successively, stirs 1 hour at 100 ℃ of lower constant temperature, makes lubricating oil.
Get o-tert-butyl phenol 0.5kg, benzotriazole 0.02kg, sulfide isobutene 0.5kg, then sorbitol monooleate 0.5kg joins among the semi-synthetic oily 100kg successively, stirs 1 hour at 100 ℃ of lower constant temperature, makes lubricating oil.
Embodiment 11:
The product for preparing among the embodiment among the present invention is carried out performance measurement, and its examination criteria carries out according to following standard:
GB/T265 petroleum products kinematic viscosity assay method and kinetic viscosity computing method;
GB/T3535 petroleum products pour point assay method;
SH/T0450 synthetic oil oxidation corrosion assay method;
GB/T7304 petroleum products and lubricant determination of acid value method (potentiometric titration);
Kinematic viscosity after the SH/T0471 aviation turbine oil leaves standstill at low temperatures and viscosity change detection method;
The SH/T0189 lubrication oil antiwear decreases performance measurement method (four-ball tester method);
Detected result is as shown in table 2:
Show according to above-mentioned test result, the lubricating oil composition of the present invention's preparation all satisfies respective standard, compares with existing lubricating oil, has more excellent low-temperature performance, is guaranteeing that 100 ℃ of high temperature kinematic viscosity are not less than 5mm
2Under the prerequisite of/s, its-40 ℃ of low temperature movement viscosity also can satisfy actual user demand, as seen, lubricating oil provided by the invention can use at-40 ℃ of severe cold areas, even the lower environment of Applicable temperature uses, can guarantee that mechanical means in the normal operation of severe cold area, satisfies the service requirements that lubricating oil composition north and south is general, the summer in winter is general.
Claims (10)
1. the universal ucon oil composition of high low temperature is characterized in that, this lubricating oil composition is to be equipped with additive with base oil to form; Described base oil is comprised of IV class oil and the V class oil of API classification, and the mass ratio of described IV class oil and described V class oil is 4～9:1; Described additive comprises extreme pressure anti-wear additives, antioxidant, metal passivator and rust-preventive agent, and the mass percent that described additive accounts for described base oil is respectively:
Extreme pressure anti-wear additives 0.1～1.5%,
Antioxidant 0.2～3%,
Metal passivator 0.02～0.05%,
Rust-preventive agent 1～3%.
2. the universal ucon oil composition of high low temperature according to claim 1 is characterized in that, the mass ratio of IV class oil and V class oil is 4.5～7:1 in the described base oil.
3. the universal ucon oil composition of high low temperature according to claim 1, it is characterized in that, described extreme pressure anti-wear additives is phosphorous extreme pressure anti-wear additives, and described phosphorous extreme pressure anti-wear additives is any one in triphenylphosphate, triethyl phosphate, tributyl phosphate, di-n-butyl phosphite, the amine and in fatty alcohol phosphate or the tritolyl phosphate.
4. the universal ucon oil composition of high low temperature according to claim 3 is characterized in that, described phosphorous extreme pressure anti-wear additives be in the amine and fatty alcohol phosphate or tritolyl phosphate in any one.
5. the universal ucon oil composition of high low temperature according to claim 1, it is characterized in that, described antioxidant is the shield phenol type antioxidant, described shield phenol type antioxidant is 2,6 – di-tert-butylphenols, 2, in 4,6 – tri-tert-butyl phenols, 2,6 – ditertbutylparacresols or the high molecular phenol any one.
6. the universal ucon oil composition of high low temperature according to claim 5 is characterized in that, described shield phenol type antioxidant is 2,6 ditertiary butyl p cresol or high molecular phenol.
7. the universal ucon oil composition of high low temperature according to claim 1, it is characterized in that, described metal passivator is 124 Triazole derivative or thiadiazoles derivative, described 124 Triazole derivative is N, N '-dialkyl amido methylene-benzene triazole, described thiadiazoles derivative is the thiadiazoles polysulfide.
8. the universal ucon oil composition of high low temperature according to claim 1 is characterized in that, described rust-preventive agent is neutral dinonyl naphthalene sulfonate barium.
9. the universal ucon oil composition of high low temperature according to claim 1 is characterized in that, described rust-preventive agent is the mixture of calcium sulphonate and calcium carboxylates arbitrary proportion.
10. the making method of the universal ucon oil composition of the described high low temperature of claim 1 is characterized in that, may further comprise the steps:
A, take by weighing base oil and additive by mass parts ratio claimed in claim 1;
B, the additive that takes by weighing is joined in the V class oil of the classification of API in the described base oil, constant temperature stirred 1～3 hour under 60～80 ℃ of conditions, got mixture;
C, the IV class oil of API classification in the described base oil that takes by weighing is joined in the mixture that the b step makes, constant temperature stirred 1～5 hour under 80～100 ℃ of conditions, the universal ucon oil of high low temperature.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115786022A (en) * | 2022-12-06 | 2023-03-14 | 中国人民解放军32181部队 | High-low temperature universal optical instrument oil |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1570048A (en) * | 2004-04-29 | 2005-01-26 | 张为光 | Energy-saving environment protective lubricating oil |
| CN101851548A (en) * | 2010-07-05 | 2010-10-06 | 中国人民解放军后勤工程学院 | Engine oil of long-service life diesel engine |
| CN101932683A (en) * | 2007-12-03 | 2010-12-29 | 道达尔炼油与销售部 | Lubricating composition for four stroke engine with low ash content |
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2013
- 2013-01-28 CN CN201310032863.2A patent/CN103045333B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1570048A (en) * | 2004-04-29 | 2005-01-26 | 张为光 | Energy-saving environment protective lubricating oil |
| CN101932683A (en) * | 2007-12-03 | 2010-12-29 | 道达尔炼油与销售部 | Lubricating composition for four stroke engine with low ash content |
| CN101851548A (en) * | 2010-07-05 | 2010-10-06 | 中国人民解放军后勤工程学院 | Engine oil of long-service life diesel engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115786022A (en) * | 2022-12-06 | 2023-03-14 | 中国人民解放军32181部队 | High-low temperature universal optical instrument oil |
| CN115786022B (en) * | 2022-12-06 | 2024-01-05 | 中国人民解放军32181部队 | High-low temperature general optical instrument oil |
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