CN105331436B - A kind of lubricating oil and preparation method thereof - Google Patents
A kind of lubricating oil and preparation method thereof Download PDFInfo
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- CN105331436B CN105331436B CN201510608143.5A CN201510608143A CN105331436B CN 105331436 B CN105331436 B CN 105331436B CN 201510608143 A CN201510608143 A CN 201510608143A CN 105331436 B CN105331436 B CN 105331436B
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Abstract
The present invention provides a kind of lubricating oil and preparation method thereof, specifically include following steps：The mineral type base oil that weight percent is 50 60% and the poly- ɑ alkene (PAO) that weight percent is 15 40% are taken, in T1T is stirred at DEG C1Hour obtains mixed type base oil A；The boronation fatty acid ester that amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7% are 1% is added in the mixed type base oil A, in T2T is stirred at DEG C2Hour, obtain base oil B；The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, in T3T is reacted at DEG C3Hour, obtain base oil C；The rare earth oxide powder of x% is added in the base oil C, reacts t at 50 60 DEG C4Hour, obtain finished lube.Lubrication preparation method provided by the invention is simple, and ingredient is simple.
Description
Technical field
The present invention relates to a kind of lubricating oil fields, more particularly, to a kind of lubricating oil and preparation method thereof.
Background technology
The preparation method of lubricating oil in the prior art is complicated, needs by multiple steps, multiple preparation facilities, expends greatly
The manpower and materials of amount, especially when extensive prepare, cause the waste of the energy, the waste in space, the waste of manpower,
The waste of resource and the pollution of environment.
Therefore a kind of simple lubricating oil preparation method of process is needed.
In view of drawbacks described above, creator of the present invention obtains the present invention finally by prolonged research and practice.
Invention content
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
On the one hand a kind of lubricating oil preparation method is provided, specifically includes following steps：
A) the mineral type base oil that weight percent is 50-60% and poly- ɑ-alkene that weight percent is 15-40% are taken
(PAO), in T1T is stirred at DEG C1Hour obtains mixed type base oil A；
B) boronation for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fatty acid ester is added in the mixed type base oil A, in T2T is stirred at DEG C2Hour, obtain base oil B；
C) zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, in T3At DEG C
React t3Hour, obtain base oil C；
D) the rare earth oxide powder of x% is added in the base oil C, reacts t at 50-60 DEG C4Hour, it obtains final
Product.
Preferably, the T1、T2、T3, meet following relationship：30≤T2＜ T1＜ T3≤ 80, unit is DEG C.
Preferably, the t1、t2、t3、t4Meet following relationship：t1≥t2, t3≤t4, and t1≤ 5, t4≤ 5, unit is
Hour.
Preferably, the T1、T2、T3Respectively 50,40,70, unit is DEG C.
Preferably, the t1、t2、t3、t4Respectively, 4,2,1,1, unit is hour.
Preferably, the weight percent of the mineral type base oil, poly- ɑ-alkene (PAO) is respectively 50%, 35%,
There are following relationships for the friction coefficient of the content of rare earth x and lubricating oil：
μ=exp [0.6224 (lnx)2+ 3.6502lnx+e] ± 0.01,0≤x≤0.15
Wherein, μ is the target friction coefficient of the lubricating oil, and x is the weight hundred that the content of rare earth accounts for the lubricating oil
Divide ratio.
Preferably, the rare earth oxide includes the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
On the other hand the lubricating oil of more than one methods preparation is provided.
The beneficial effects of the present invention are：Lubricating oil main component is few, and Environmental Safety, preparation method is simple, operability
By force, it can control the target friction coefficient of lubricating oil to meet the needs of different use environments by adjusting the dosage of rare earth oxide.
Specific implementation mode
A kind of lubricating oil preparation method, including mineral type base oil, poly- ɑ-alkene (PAO), amyl-based polyol mixing fat
Fat acid esters, zinc dialkyl dithiophosphate, rare earth oxide；Specifically include following steps：
Take the mineral type base oil that weight percent is 50-60% and poly- ɑ-alkene that weight percent is 15-40%
(PAO), t is stirred at T1 DEG C1Hour obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, in T2T is stirred at DEG C2Hour, obtain base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, in T3It is anti-at DEG C
Answer t3Hour, obtain base oil C；
The rare earth oxide powder of x% is added in the base oil C, reacts t at 50-60 DEG C4Hour, finally produced
Object.
The T1、T2、T3, meet following relationship：30≤T2＜ T1＜ T3≤ 80, unit is DEG C.To make dialkyl disulfides
It is well dispersed in product oil for trbasic zinc phosphate, needs to lengthen mixing time.To ensure mineral type base oil and poly- ɑ-alkene
(PAO) it can mix well, when the mixing time needed is more than the stirring after amyl-based polyol mixed aliphatic ester is added
Between..
The t1、t2、t3、t4Meet following relationship：t1≥t2, t3≤t4, and t1≤ 5, t4≤ 5, unit is hour.
The rare earth oxide includes the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
Embodiment 1
The mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken,
It is stirred 4 hours at 50 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 40 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 70 DEG C
It answers 1 hour, obtains base oil C；
The rare earth oxide powder of x% is added in the base oil C, is reacted 1 hour at 50-60 DEG C, obtains product oil.
There are following relationships for the friction coefficient of the content of rare earth x and lubricating oil：
μ=exp [0.6224 (lnx)2+ 3.6502lnx+e] ± 0.01,0.01≤x≤0.15
Wherein, μ is the target friction coefficient of the lubricating oil, and x is the weight hundred that the content of rare earth accounts for the lubricating oil
Divide ratio.The target friction coefficient refers to the fixed friction coefficient needed for lubricating oil.
Under normal circumstances, various equivalent modifications need to survey by complicated instrument to measure its friction coefficient
Examination, in order to reach the lubricating oil of specific friction coefficient, repeated multiple times experiment is even more needed to realize, waste human and material resources,
Time and resource.But by above formula, in the case where experiment condition is certain, can directly obtain with target friction coefficient
Finished lube, it is time saving and energy saving.
Certain situation is the proportioning and experiment condition described in the present embodiment.Finally obtain the friction coefficient of product oil
It is friction coefficient at normal temperatures and pressures, but the experiment condition, when a small range fluctuates, which is still applicable in, than
If preparation temperature ± 5 DEG C or is prepared in duration ± 1 hour within the required range within the required range, which is still applicable in.
Embodiment 2
The mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken,
It is stirred 3 hours at 55 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 40 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 75 DEG C
It answers 1 hour, obtains base oil C；
The rare earth oxide powder of x% is added in the base oil C, is reacted 2 hours at 50-60 DEG C, obtains product oil.
There are following relationships for the friction coefficient of the content of rare earth x and lubricating oil：
μ=exp [0.6224 (lnx)2+ 3.6502lnx+e] ± 0.01,0.01≤x≤0.15
Wherein, μ is the target friction coefficient of the lubricating oil, and x is the weight hundred that the content of rare earth accounts for the lubricating oil
Divide ratio.
Under normal circumstances, various equivalent modifications need to survey by complicated instrument to measure its friction coefficient
Examination, in order to reach the lubricating oil of specific friction coefficient, repeated multiple times experiment is even more needed to realize, waste human and material resources,
Time and resource.But by above formula, in the case where experiment condition is certain, can directly obtain with target friction coefficient
Finished lube, it is time saving and energy saving.
Certain situation is the proportioning and experiment condition described in the present embodiment.Finally obtain the friction coefficient of product oil
It is friction coefficient at normal temperatures and pressures, but the experiment condition, when a small range fluctuates, which is still applicable in, than
If preparation temperature ± 5 DEG C or is prepared in duration ± 1 hour within the required range within the required range, which is still applicable in.
Embodiment 3
The mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken,
It is stirred 3 hours at 50 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 40 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 70 DEG C
It answers 2 hours, obtains base oil C；
3% rare earth oxide powder is added in the base oil C, is reacted 3 hours at 50-60 DEG C, obtains product oil.
The rare earth oxide can be the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
Embodiment 4
The mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken,
It is stirred 3 hours at 60 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 50 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 75 DEG C
It answers 2 hours, obtains base oil C；
2% rare earth oxide powder is added in the base oil C, is reacted 3 hours at 50-60 DEG C, obtains product oil.
The rare earth oxide can be the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
Embodiment 5
The mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken,
It is stirred 4 hours at 50 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 40 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 70 DEG C
It answers 1 hour, obtains base oil C；
4% rare earth oxide powder is added in the base oil C, is reacted 1 hour at 50-60 DEG C, obtains product oil.
The rare earth oxide can be the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
Embodiment 6
The mineral type base oil that weight percent is 60% and poly- ɑ-alkene (PAO) that weight percent is 25% are taken,
It is stirred 4 hours at 50 DEG C and obtains mixed type base oil A；
The boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Fat acid fat is added in the mixed type base oil A, is stirred 2 hours at 40 DEG C, is obtained base oil B；
The zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, it is anti-at 70 DEG C
It answers 1 hour, obtains base oil C；
4% rare earth oxide powder is added in the base oil C, is reacted 1 hour at 50-60 DEG C, obtains product oil.
The rare earth oxide can be the one or more of lanthana, cerium oxide, praseodymium oxide, neodymia.
1 friction coefficient of lubricating oil of the present invention of table is compared with rare earth oxide dosage
| Rare earth oxide weight percent (%) | 1 | 15 | 20 | 25 |
| Product oil friction coefficient | 0.41 | 0.14 | 0.35 | 0.31 |
2 lubricants performance of the present invention of table is compared with commercially available lubricants performance
| Sample | Inventive samples 1 | Inventive samples 2 | Commercially available lubricating oil 1 | Commercially available lubricating oil 2 |
| Friction coefficient | 0.1399 | 0.3533 | 0.45 | 0.55 |
As it can be seen from table 1 when the weight percent of rare earth oxide is 1, the friction coefficient of the product oil of preparation is 0.41,
And the weight percent of rare earth oxide is when being 15, and the friction coefficient of the product oil of preparation is 0.14, when rare-earth usage is more than 15%,
Obtained product oil friction coefficient no longer meets formula μ=exp [0.6224 (lnx)2+ 3.6502lnx+e] ± 0.01,0.01≤
x≤0.15。
From table 2 it can be seen that lubricating oil preparation method provided by the invention and the friction coefficient of lubricating oil and commercially available lubrication
The result of oil comparison.As it can be seen that lubricating oil provided by the invention can reach lower friction coefficient, and not according to use occasion
With the lubricating oil that can provide different target friction coefficient, both include the lubricating oil of low-friction coefficient, also includes great friction coefficient
Lubricating oil.The lubricating oil preparation method is simple, and ingredient is simple.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technology
Within, then the present invention is also intended to include these modifications and variations.
Claims (5)
1. a kind of lubricating oil preparation method, which is characterized in that specifically include following steps：
A) the mineral type base oil that weight percent is 50% and poly- ɑ-alkene (PAO) that weight percent is 35% are taken, in T1
T is stirred at DEG C1Hour obtains mixed type base oil A；
B) the boronation fat for being 1% by amyl-based polyol mixed aliphatic ester and weight percent that weight percent is 7%
Sour fat is added in the mixed type base oil A, in T2T is stirred at DEG C2Hour, obtain base oil B；
C) zinc dialkyl dithiophosphate that weight percent is 2% is added in the mixed base oil B, in T3It is reacted at DEG C
t3Hour, obtain base oil C；
D) the rare earth oxide powder of x% is added in the base oil C, reacts t at 50-60 DEG C4Hour, obtain finished product lubrication
Oil；
Wherein, the T1、T2、T3, meet following relationship：30≤T2＜ T1＜ T3≤ 80, unit is DEG C and the t1、t2、
t3、t4Meet following relationship：t1≥t2, t3≤t4, and t1≤ 5, t4≤ 5, unit is hour；
There are following relationships for the friction coefficient of the content of rare earth x and lubricating oil：
μ=exp [0.6224 (lnx)2+ 3.6502lnx+e] ± 0.01,0.01≤x≤0.15
Wherein, μ is target friction coefficient, and x is the weight percent that the content of rare earth accounts for the lubricating oil.
2. the preparation method of lubricating oil according to claim 1, which is characterized in that the T1、T2、T3Respectively 50,
40,70, unit is DEG C.
3. the preparation method of lubricating oil according to claim 1, which is characterized in that the t1、t2、t3、t4Respectively, 4,
2,1,1, unit is hour.
4. the preparation method of lubricating oil according to claim 1, which is characterized in that the rare earth oxide include lanthana,
The one or more of cerium oxide, praseodymium oxide, neodymia.
5. a kind of lubricating oil prepared such as any the methods of claim 1-4.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106190493B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gear oil |
| CN106190494B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gasoline engine oil |
| CN106190492B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth motorcycle engine oil |
| CN106190495B (en) * | 2016-07-18 | 2019-03-29 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth ship machine oil |
| CN106221873B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth diesel engine oil |
| CN109722322A (en) * | 2018-12-19 | 2019-05-07 | 中英海底系统有限公司 | A kind of nano oxidized praseodymium lube oil additive and preparation method thereof |
| CN110951516A (en) * | 2019-12-25 | 2020-04-03 | 山东锦阳石油科技有限公司 | Application of nano rare earth (lanthanum) additive in lubricating oil |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338244A (en) * | 2007-01-03 | 2009-01-07 | 雅富顿公司 | Nanoparticle additives and lubricant formulations containing the nanoparticle additives |
| CN103087810A (en) * | 2013-02-07 | 2013-05-08 | 隋新 | Micro-friction lubricant and preparation method thereof |
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- 2015-09-23 CN CN201510608143.5A patent/CN105331436B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338244A (en) * | 2007-01-03 | 2009-01-07 | 雅富顿公司 | Nanoparticle additives and lubricant formulations containing the nanoparticle additives |
| CN103087810A (en) * | 2013-02-07 | 2013-05-08 | 隋新 | Micro-friction lubricant and preparation method thereof |
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