CN104342232A - Lubricating oil with low condensing point - Google Patents
Lubricating oil with low condensing point Download PDFInfo
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- CN104342232A CN104342232A CN201310322851.3A CN201310322851A CN104342232A CN 104342232 A CN104342232 A CN 104342232A CN 201310322851 A CN201310322851 A CN 201310322851A CN 104342232 A CN104342232 A CN 104342232A
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- lubricating oil
- oil
- functional additive
- low condensation
- condensation point
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Abstract
The invention provides a lubricating oil with low condensing point, which solves the problem of poor fluidity of the current lubricating oils under low temperature condition. The lubricating oil comprises 80-90 parts of base oil and 10-15 parts of functional additive. The functional additive is a pour-point depressant, an anti-grinding agent and a clearing agent, the pour-point depressant employs polymethyl acrylate, alkane chain length of polymethyl acrylate is 10-18, and polymethyl acrylate has good effect to viscosity-reducing effect of the lubricating oil and has good low temperature fluidity, the added anti-grinding agent and the clearing agent in the lubricating oil have good anticorrosion performance and antiwear performance to parts in the using machines.
Description
Technical field
The present invention relates to oil product field, refer to a kind of low condensation point lubricating oil especially.
Background technology
Now along with the raising of production mechanization level, the research and development of various advanced equipments of high grade and precision and use, also more and more higher to the requirement of lube product capability and performance.In addition the west development policy of China, the construction speed in west area is accelerated, but the operating environment of various engineering machinery is badly complicated, especially concerning the engineering machinery of western extremely frigid zones, the low-temperature fluidity of lube product is one of very important performance.In lubricating oil processing, in order to improve the low-temperature fluidity of oil product, often in base oil, add pour point depressant, to reduce pour point or the condensation point of oil product.Pour point depressant is a kind of high molecular organic compound, and its chemical structure has a great impact depression effeCt, therefore selects the performance of correct pour point depressant to lubricating oil to be of great significance.
Summary of the invention
The present invention proposes a kind of low condensation point lubricating oil, solves the problem of the poor fluidity at low temperatures of lubricating oil in prior art.
Technical scheme of the present invention is achieved in that a kind of low condensation point lubricating oil, comprises the base oil of 80 ~ 90 weight parts and the functional additive of 10 ~ 15 weight parts.
As preferred technical scheme, described functional additive comprise in pour point depressant, anti-wear agent, purification agent and kilfoam one or more.
As preferred technical scheme, described base oil comprises 500SN paraffinic base neutral oil, 150SN paraffinic base neutral oil and the poly-alpha olefins that weight ratio is 8: 1.5: 0.5.
As preferred technical scheme, described functional additive comprises pour point depressant, anti-wear agent and the purification agent that weight ratio is 7: 1.5: 1.5.
As preferred technical scheme, described pour point depressant is poly-methyl acrylate, and its chemical structural formula is
Wherein R is the alkyl of C10 ~ C18.
As preferred technical scheme, described anti-wear agent is zinc dithiophosphate.
As preferred technical scheme, described purification agent is calcium sulfenyl phenolate.
The present invention compares produced beneficial effect with background technology:
In the present invention, functional additive is pour point depressant, anti-wear agent and purification agent, pour point depressant adopts poly-methyl acrylate, the alkyl chain length of poly-methyl acrylate is 10 ~ 18, good effect is had to the pour-point depressing process of lubricating oil, there is good low-temperature fluidity, and in lubricating oil, also added anti-wear agent, purification agent, make the parts of lubricating oil in use machine have good Corrosion Protection and abrasion resistance.
Embodiment
The embodiments described below are only the present invention's part embodiments, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
A kind of low condensation point lubricating oil, comprises the base oil of 80 ~ 90 weight parts and the functional additive of 10 ~ 15 weight parts.
As preferred technical scheme, described functional additive comprise in pour point depressant, anti-wear agent, purification agent and kilfoam one or more.
As preferred technical scheme, described base oil comprises 500SN paraffinic base neutral oil, 150SN paraffinic base neutral oil and the poly-alpha olefins that weight ratio is 8: 1.5: 0.5.
As preferred technical scheme, described functional additive comprises pour point depressant, anti-wear agent and the purification agent that weight ratio is 7: 1.5: 1.5.
As preferred technical scheme, described pour point depressant is poly-methyl acrylate, and its chemical structural formula is
Wherein R is the alkyl of C10 ~ C18.
As preferred technical scheme, described anti-wear agent is zinc dithiophosphate.
As preferred technical scheme, described purification agent is calcium sulfenyl phenolate.
Embodiment one
Get the base oil of 80 weight parts, the functional additive of 10 weight parts, wherein base oil comprises the 500SN paraffinic base neutral oil that weight ratio is 8: 1.5: 0.5, 150SN paraffinic base neutral oil and poly-alpha olefins, functional additive comprises the poly-methyl acrylate that weight ratio is 7: 1.5: 1.5, zinc dithiophosphate and calcium sulfenyl phenolate are through being pumped into process furnace, enter reactor after heating and carry out catalytic dewaxing reaction, enter atmospheric tower afterwards and carry out normal pressure fractionation, a normal line goes out solvent oil, normal two wires goes out oil fuel, the oil that atmosphere 3rd side cut obtains enters vacuum furnace heating, enter vacuum distillation tower afterwards, the lubricating oil fractionated out is through vacuum 1st side cut, second line of distillation, subtract three lines to go out, be left to subtract end oil, enter hydrodewaxing reactor, each line product property is as following table 1.
Table 1
Normal two wires pour point depression oil can be used for blending No. 45 transformer oil, low temperature instrument wet goods lubricating oil, atmosphere 3rd side cut pour point depression oil can be used for concocting serial refrigerator wet goods lube product, second line of distillation pour point depression oil can be used for the products such as blending lithium soap grease, this shows, the mixing formula of functional additive and base oil makes to produce satisfactory various low condensation point lubricating oil.
Embodiment two
Get the base oil of 85 weight parts, the functional additive of 12 weight parts, wherein base oil comprises the 500SN paraffinic base neutral oil that weight ratio is 8: 1.5: 0.5, 150SN paraffinic base neutral oil and poly-alpha olefins, functional additive comprises the poly-methyl acrylate that weight ratio is 7: 1.5: 1.5, zinc dithiophosphate and calcium sulfenyl phenolate are through being pumped into process furnace, enter reactor after heating and carry out catalytic dewaxing reaction, enter atmospheric tower afterwards and carry out normal pressure fractionation, a normal line goes out solvent oil, normal two wires goes out oil fuel, the oil that atmosphere 3rd side cut obtains enters vacuum furnace heating, enter vacuum distillation tower afterwards, the lubricating oil fractionated out is through vacuum 1st side cut, second line of distillation, subtract three lines to go out, be left to subtract end oil, enter hydrodewaxing reactor, each line product property is as following table 2.
Table 2
Normal two wires pour point depression oil can be used for blending No. 45 transformer oil, low temperature instrument wet goods lubricating oil, atmosphere 3rd side cut pour point depression oil can be used for concocting serial refrigerator wet goods lube product, second line of distillation pour point depression oil can be used for the products such as blending lithium soap grease, this shows, the mixing formula of functional additive and base oil makes to produce satisfactory various low condensation point lubricating oil.
Embodiment three
Get the base oil of 90 weight parts, the functional additive of 15 weight parts, wherein base oil comprises the 500SN paraffinic base neutral oil that weight ratio is 8: 1.5: 0.5, 150SN paraffinic base neutral oil and poly-alpha olefins, functional additive comprises the poly-methyl acrylate that weight ratio is 7: 1.5: 1.5, zinc dithiophosphate and calcium sulfenyl phenolate are through being pumped into process furnace, enter reactor after heating and carry out catalytic dewaxing reaction, enter atmospheric tower afterwards and carry out normal pressure fractionation, a normal line goes out solvent oil, normal two wires goes out oil fuel, the oil that atmosphere 3rd side cut obtains enters vacuum furnace heating, enter vacuum distillation tower afterwards, the lubricating oil fractionated out is through vacuum 1st side cut, second line of distillation, subtract three lines to go out, be left to subtract end oil, enter hydrodewaxing reactor, each line product property is as following table 3.
Table 3
Normal two wires pour point depression oil can be used for blending No. 45 transformer oil, low temperature instrument wet goods lubricating oil, atmosphere 3rd side cut pour point depression oil can be used for concocting serial refrigerator wet goods lube product, second line of distillation pour point depression oil can be used for the products such as blending lithium soap grease, this shows, the mixing formula of functional additive and base oil makes to produce satisfactory various low condensation point lubricating oil.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a low condensation point lubricating oil, is characterized in that, comprises the base oil of 80 ~ 90 weight parts and the functional additive of 10 ~ 15 weight parts.
2. a kind of low condensation point lubricating oil as claimed in claim 1, is characterized in that:
Described functional additive comprise in pour point depressant, anti-wear agent, purification agent and kilfoam one or more.
3. a kind of low condensation point lubricating oil as claimed in claim 1, is characterized in that:
Described base oil comprises 500SN paraffinic base neutral oil, 150SN paraffinic base neutral oil and the poly-alpha olefins that weight ratio is 8: 1.5: 0.5.
4. a kind of low condensation point lubricating oil as claimed in claim 2, is characterized in that:
Described functional additive comprises pour point depressant, anti-wear agent and the purification agent that weight ratio is 7: 1.5: 1.5.
5. a kind of low condensation point lubricating oil as claimed in claim 4, is characterized in that:
Described pour point depressant is poly-methyl acrylate, and its chemical structural formula is
Wherein R is the alkyl of C10 ~ C18.
6. a kind of low condensation point lubricating oil as claimed in claim 4, is characterized in that:
Described anti-wear agent is zinc dithiophosphate.
7. a kind of low condensation point lubricating oil as claimed in claim 4, is characterized in that:
Described purification agent is calcium sulfenyl phenolate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310322851.3A CN104342232A (en) | 2013-07-29 | 2013-07-29 | Lubricating oil with low condensing point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310322851.3A CN104342232A (en) | 2013-07-29 | 2013-07-29 | Lubricating oil with low condensing point |
Publications (1)
| Publication Number | Publication Date |
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| CN104342232A true CN104342232A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310322851.3A Pending CN104342232A (en) | 2013-07-29 | 2013-07-29 | Lubricating oil with low condensing point |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295079A (en) * | 2019-07-19 | 2019-10-01 | 中国科学院兰州化学物理研究所 | A kind of preparation and application of low-temperature lubrication oil additive |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357610A (en) * | 2000-12-08 | 2002-07-10 | 刘凤梅 | Jilibao series of lubricant oil |
| US20090111721A1 (en) * | 2007-10-31 | 2009-04-30 | Boffa Alexander B | Lubricating oil compositions comprising a biodiesel fuel and a detergent |
| CN102337176A (en) * | 2010-07-26 | 2012-02-01 | 中国石油化工股份有限公司 | Hydraulic oil composition with low viscosity and low solidifying point |
| CN103087806A (en) * | 2013-02-01 | 2013-05-08 | 大庆海力石油化工有限公司 | Lubricating oil composition for diesel and natural gas dual-fuel engine |
-
2013
- 2013-07-29 CN CN201310322851.3A patent/CN104342232A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357610A (en) * | 2000-12-08 | 2002-07-10 | 刘凤梅 | Jilibao series of lubricant oil |
| US20090111721A1 (en) * | 2007-10-31 | 2009-04-30 | Boffa Alexander B | Lubricating oil compositions comprising a biodiesel fuel and a detergent |
| CN102337176A (en) * | 2010-07-26 | 2012-02-01 | 中国石油化工股份有限公司 | Hydraulic oil composition with low viscosity and low solidifying point |
| CN103087806A (en) * | 2013-02-01 | 2013-05-08 | 大庆海力石油化工有限公司 | Lubricating oil composition for diesel and natural gas dual-fuel engine |
Non-Patent Citations (1)
| Title |
|---|
| 王先会编: "《工业润滑油生产与应用》", 31 January 2011 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295079A (en) * | 2019-07-19 | 2019-10-01 | 中国科学院兰州化学物理研究所 | A kind of preparation and application of low-temperature lubrication oil additive |
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Application publication date: 20150211 |
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