CN104312694A - Compressor oil composition and preparation method thereof - Google Patents
Compressor oil composition and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a compressor oil composition and a preparation method thereof, and relates to the field of industrial lubricating oil. The compressor oil composition comprises the following ingredients in parts by weight: (1) 65 to 80 parts of basic oil; (2) 6 to 12 parts of oily agent; (3) 5 to 10 parts of friction improver; (4) 2.5 to 4.5 parts of elastic macromolecule emulsion; (5) 2.5 to 5 parts of antioxidant corrosion resisting agent; (6) 6 to 12 parts of polyacrylate; (7) 2.2 to 4.2 parts of cleaning agent; (8) 4 to 8 parts of ethylene-bis-stearamide; and (9) 2 to 4 parts of top-grade fatty alcohol. The preparation method of the composition comprises the following steps: (1) weighting; (2) pre-mixing; (3) ultrasonically stirring; and (4) standing. According to the compressor oil composition and preparation method thereof, the oil product is high in viscosity index, good in low-temperature starting performance, excellent in lubricating property; and moreover, the oil product is stable in characteristic, high in weather resistance, good in washing dispersing performance and capable of being used for a long time.
Description
Technical field
The invention belongs to industrial lubricant field, particularly a kind of compressor oil composition for cold compressor oil and preparation method thereof.
Background technology
Compressor oil is the lubricating oil that compressor uses.Compressor oil can be divided into two classes: a class is piston-type or rotary compression machine oil, and another kind of is cold compressor oil.Cold compressor oil has a series of particular requirement, and oil product constantly contacts with refrigerant, and the temperature and pressure of medium often changes.Therefore, need compressor oil to have enough low condensation point, mild viscosity-temperature curve and good antioxidant property.In addition, cryogen and compressor oil must be controlled to the corrosion of machine parts.
Application number is the patent documentation of " compressor oil composition " of 201310165766.0, discloses a kind of compressor oil, and it comprises the following component counted by weight percentage: oxidation inhibitor: 0.2% ~ 0.6%; Ashless recombiner A:0.2% ~ 0.8%; Ashless recombiner B:0.2% ~ 0.8%; Ash-free antiwear agent: 0.01% ~ 0.3%; Kilfoam: 0 ~ 0.1%; Oil based on surplus, comprises the close-cut fraction hydrogenation mineral oil through cutting and cycloalkane base oil.It can thus be appreciated that, in the technical scheme of this compressor oil, have employed two kinds of recombiners, and antioxygen and anti-wear agent, oil product is made to have good abrasion resistance and oxidation stability, and due to the viscosity index of base oil higher, this oil product there is certain low-temperature performance, but cold tolerance is still not enough.And refrigeration compressor in use; compressor oil can constantly contact with air; solid particulate in air can join oil product pair; infringement is caused to the performance of oil product and refrigerator appliance; therefore need oil product to have certain cleaning performance; but this oil product shows poor in cleaning performance, cause the restriction that this compressor oil is used.
Application number is the patent documentation of " compressor oil composition " of 201110029602.6, discloses a kind of compressor oil, and it comprises the hydrogenation mineral oil of 50-80wt%; The arbitrary composition of one of them or several material of the poly-alpha olefins of 10-40wt%, Esters oil, polyalkylene glycol and alkylnaphthalene; The oxidation inhibitor of 0.05-5wt%, the metal passivator of 0.01-2wt%, the extreme pressure anti-wear additives of 0.05-3wt%, the dispersion agent of 0.05-5wt%, the rust-preventive agent of 0.01-2wt%, the kilfoam of 0.001-0.02wt%.Have this technical scheme known, this compressor oil has certain extreme pressure and antiwear behavior and Oxidation Stability, but deposits problem both ways: the first, and low temperature tolerant performance is general; Second cleaning performance is general, therefore the compressor oil that this compressor oil composition neither be desirable.
Desirable compressor oil, main performance be show as there is viscosity higher index again basis on, there is stable oxidation stability and rust-preventing characteristic, and constantly contact with air because of compressor oil, the detergent-dispersant performance of oil product can be most important, oil product can not only be avoided to occur, and condensation causes oil property to decline, and can also avoid causing damage to compressor, can effectively extend its work-ing life.
Summary of the invention
The technical problem that the present invention solves: for above-mentioned deficiency, overcome the defect of prior art, the object of this invention is to provide a kind of compressor oil composition and preparation method thereof.
Technical scheme of the present invention: a kind of compressor oil composition, comprises each component of following mass fraction:
(1) base oil, be polyolefine synthetic oil, wherein, the content of saturation of olefins is greater than 90%, and its mass fraction is 65-80 part;
(2) oiliness improver, be triethyl phosphate, butyl oleate or oleic acid glycol ester, its mass fraction is 6-12 part;
(3) friction improver, be ester class friction improver, its mass fraction is 5-10 part;
(4) elastic polymer emulsion, be Gum Rosin or soluble phenolic resin, its mass fraction is 2.5-4.5 part;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 2.5-5 part;
(6) polyacrylic ester, its mass fraction is 6-12 part;
(7) purification agent, be synthesising sulfonate or alkylsalicylate, its mass fraction is 2.2-4.2 part;
(8) ethylene bis stearic acid amide, its mass fraction is 4-8 part;
(9) high fatty alcohol, wherein the quantity of carbon atom is 6-15, and its mass fraction is 2-4 part.
As preferably, friction improver is phosphoric acid ester or oleic acid epoxy ester.
As preferably, purification agent is low alkali value calcium alkylbenzenesulfonate, high base number calcium alkylbenzenesulfonate or synthesis sulfonic acid magnesium.
As preferably, purification agent is alkyl sodium salicylate or magnesium alkylsalicylate.
As preferably, the carbonatoms of high fatty alcohol is 10-15.
As preferably, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 1-4:1.
A preparation method for compressor oil composition, preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, constantly stirs in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 15-30min;
(4) leave standstill: after ultrasonic agitation, leave standstill 2-5h under said mixture being placed in room temperature environment, obtain compressor oil composition.
As preferably, in step (2), the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent.
Beneficial effect: compressor oil composition provided by the invention and preparation method thereof is the feature according to compressor oil Working environment, with low-temperature performance and Oxidation Stability for main advantage performance, possesses certain detergent-dispersant performance energy simultaneously.For reaching this performance, the present invention is in technical scheme, oil based on the polyolefine synthetic oil with viscosity higher index, add Esters oil agent and corrosion prevention rust preventer, by the synergy between component, enhance low-temperature performance and the Oxidation Stability of oil product, and, select ethylene bis stearic acid amide as additive on the one hand in technical scheme, by the synergy of high fatty alcohol, thermostability in oil product can be significantly provided, water-fast acid resistance and weathering resistance, and there is outstanding dispersing property, therefore, significantly improve stability and the dispersing property of oil product, on the other hand, namely additive polyacrylic ester can be used as viscosity index improver, also can be used as pour point depressant, effectively provides viscosity index and the pour point depression performance of oil product.Therefore compressor oil composition provided by the invention has high viscosity index (HVI), stronger low-temperature startup on the one hand, and possesses good lubricating properties; On the other hand, oil property is stablized, and weathering resistance is strong, and has good cleaning dispersing property, on the basis of life-time service, better can protect compressor apparatus, extend its work-ing life.
Embodiment
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these describe just for further illustrating the features and advantages of the present invention, instead of limiting to the claimed invention.
Embodiment 1:
A kind of compressor oil composition, comprises each component of following mass fraction:
(1) alkene synthetic base oil, wherein the content of saturation of olefins is 92%, and mass fraction is 65 parts;
(2) oiliness improver is oleic acid glycol ester, and mass fraction is 6 parts;
(3) friction improver is oleic acid epoxy ester, and mass fraction is 5 parts;
(4) elastic polymer emulsion is Gum Rosin, and mass fraction is 2.5 parts;
(5) oxidation and corrosion inhibitor is boric acid ester, and mass fraction is 2.5 parts;
(6) polyacrylic ester, mass fraction is 7 parts;
(7) purification agent, be low alkali value calcium alkylbenzenesulfonate, mass fraction is 2.2 parts;
(8) ethylene bis stearic acid amide, mass fraction is 4 parts;
(9) C8 higher aliphatic monohydroxy-alcohol, mass fraction is 2 parts.
Wherein, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 2:1.
Preparation method according to compressor oil composition provided by the invention prepares compressor oil composition, and preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent; Constantly stir in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 20min;
(4) leave standstill: after ultrasonic agitation, leave standstill 3h under said mixture being placed in room temperature environment, obtain compressor oil composition.
Embodiment 2:
A kind of compressor oil composition, comprises each component of following mass fraction:
(1) alkene synthetic base oil, wherein the content of saturation of olefins is 92%, and mass fraction is 80 parts;
(2) oiliness improver is triethyl phosphate, and its mass fraction is 12 parts;
(3) friction improver is oleic acid epoxy ester, and its mass fraction is 10 parts;
(4) elastic polymer emulsion is soluble phenolic resin, and its mass fraction is 4 parts;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 5 parts;
(6) polyacrylic ester, its mass fraction is 12 parts;
(7) purification agent, be high base number calcium alkylbenzenesulfonate, its mass fraction is 4.2 parts;
(8) ethylene bis stearic acid amide, its mass fraction is 8 parts;
(9) C8 higher aliphatic monohydroxy-alcohol, mass fraction is 4 parts.
Wherein, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 2:1.
Preparation method according to compressor oil composition provided by the invention prepares compressor oil composition, and preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent; Constantly stir in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 25min;
(4) leave standstill: after ultrasonic agitation, leave standstill 3h under said mixture being placed in room temperature environment, obtain compressor oil composition.
Embodiment 3:
A kind of compressor oil composition, comprises each component of following mass fraction:
(1) alkene synthetic base oil, wherein the content of saturation of olefins is 92%, and its mass fraction is 73 parts;
(2) oiliness improver is triethyl phosphate, and its mass fraction is 10 parts;
(3) friction improver is phosphoric acid ester, and its mass fraction is 9 parts;
(4) elastic polymer emulsion is soluble phenolic resin, and its mass fraction is 3.5 parts;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 4.5 parts;
(6) polyacrylic ester, its mass fraction is 11 parts;
(7) purification agent is magnesium alkylsalicylate, and its mass fraction is 3.4 parts;
(8) ethylene bis stearic acid amide, its mass fraction is 6 parts;
(9) C12 higher aliphatic monohydroxy-alcohol, mass fraction is 4 parts.
Wherein, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 1.5:1.
Preparation method according to compressor oil composition provided by the invention prepares compressor oil composition, and preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent; Constantly stir in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 24min;
(4) leave standstill: after ultrasonic agitation, leave standstill 3h under said mixture being placed in room temperature environment, obtain compressor oil composition.
Embodiment 4:
A kind of compressor oil composition, comprises each component of following mass fraction:
(1) polyolefine synthetic base oil, wherein the content of saturation of olefins is 92%, and its mass fraction is 75 parts;
(2) oiliness improver is oleic acid glycol ester, and its mass fraction is 8.5 parts;
(3) friction improver is oleic acid epoxy ester, and its mass fraction is 7 parts;
(4) elastic polymer emulsion is Gum Rosin, and its mass fraction is 3.8 parts;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 3.7 parts;
(6) polyacrylic ester, its mass fraction is 10 parts;
(7) purification agent, be synthesis sulfonic acid magnesium, its mass fraction is 3.5 parts;
(8) ethylene bis stearic acid amide, its mass fraction is 4 parts;
(9) C12 higher aliphatic monohydroxy-alcohol, mass fraction is 4 parts.
Wherein, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 1-4:1.
Preparation method according to compressor oil composition provided by the invention prepares compressor oil composition, and preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent; Constantly stir in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 25min;
(4) leave standstill: after ultrasonic agitation, leave standstill 3h under said mixture being placed in room temperature environment, obtain compressor oil composition.
Embodiment 5:
A kind of compressor oil composition, comprises each component of following mass fraction:
(1) alkene synthetic base oil, wherein the content of saturation of olefins is 92%, and its mass fraction is 77 parts;
(2) oiliness improver is oleic acid glycol ester, and its mass fraction is 11 parts;
(3) friction improver is phosphoric acid ester, and its mass fraction is 7 parts;
(4) elastic polymer emulsion is soluble phenolic resin, and its mass fraction is 4.2 parts;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 3.7 parts;
(6) polyacrylic ester, its mass fraction is 11 parts;
(7) purification agent is alkyl sodium salicylate, and its mass fraction is 3.8 parts;
(8) ethylene bis stearic acid amide, its mass fraction is 8 parts;
(9) C12 higher aliphatic monohydroxy-alcohol, its mass fraction is 2 parts.
Wherein, the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 4:1.
Preparation method according to compressor oil composition provided by the invention prepares compressor oil composition, and preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent; Constantly stir in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 25min;
(4) leave standstill: after ultrasonic agitation, leave standstill 3h under said mixture being placed in room temperature environment, obtain compressor oil composition.
The compressor oil composition above-mentioned embodiment provided is as experimental group; Application number is that the technical scheme that the patent documentation of " compressor oil composition " of 201110029602.6 provides prepares compressor oil composition, is control group; Experimental group and control group are carried out performance test respectively.
(1) fundamental property
Carry out fundamental property test to the compressor oil composition of embodiment 1-5 and control group, result is as shown in table 1:
The fundamental property of table 1 compressor oil composition measures
As seen from table, the viscosity index of embodiment 1-5 is higher, and all higher than control group, shows that the compressor oil composition fluid viscosity variation with temperature that embodiment 1-5 provides is less, and low temperature is better popular; In the kinematic viscosity index of 100 DEG C, embodiment 1-5 is higher than control group; Flash-point and pour point are the important performance perameters of compressor oil composition, and in table, flash-point and the pour point of embodiment 1-5 are all significantly higher than control group, show that embodiment 1-5 has better low-temperature startup and high temperature resistance.
(2) oxidation stability
Be oxidized stable system-rotary bomb oxidation test test to embodiment 1-5 and control group, result is as shown in table 2:
Table 2 compressor oil composition oxidation stability is tested
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Control group |
| Oxidation stability (min) | 2829 | 2863 | 2881 | 2874 | 2892 | 2659 |
As seen from the above table, the oxidation stability of embodiment 1-5 higher than control group, and is in good level, and wherein the performance of embodiment 5 is best.
(3) water tolerance and weathering resistance
Carry out water-fast weathering resistance test to embodiment 1-5 and control group, result is as shown in table 3:
Weathering resistance that table 3 compressor oil composition is water-fast is tested
As seen from the above table, embodiment 1-5 has good water resistance and weather resistance.
In summary, a kind of compressor oil composition provided by the invention, viscosity index is high, and have good low-temperature startup and high temperature resistance, oxidation stability is excellent, and has good water-fast weathering resistance.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a compressor oil composition, is characterized in that, comprises each component of following mass fraction:
(1) base oil, be polyolefine synthetic oil, wherein, the content of saturation of olefins is greater than 90%, and its mass fraction is 65-80 part;
(2) oiliness improver, be triethyl phosphate, butyl oleate or oleic acid glycol ester, its mass fraction is 6-12 part;
(3) friction improver, be ester class friction improver, its mass fraction is 5-10 part;
(4) elastic polymer emulsion, be Gum Rosin or soluble phenolic resin, its mass fraction is 2.5-4.5 part;
(5) oxidation and corrosion inhibitor is boric acid ester, and its mass fraction is 2.5-5 part;
(6) polyacrylic ester, its mass fraction is 6-12 part;
(7) purification agent, be synthesising sulfonate or alkylsalicylate, its mass fraction is 2.2-4.2 part;
(8) ethylene bis stearic acid amide, its mass fraction is 4-8 part;
(9) high fatty alcohol, wherein the quantity of carbon atom is 6-15, and its mass fraction is 2-4 part.
2. compressor oil composition according to claim 1, is characterized in that: friction improver is phosphoric acid ester or oleic acid epoxy ester.
3. compressor oil composition according to claim 1, is characterized in that: purification agent is low alkali value calcium alkylbenzenesulfonate, high base number calcium alkylbenzenesulfonate or synthesis sulfonic acid magnesium.
4. compressor oil composition according to claim 1, is characterized in that: purification agent is alkyl sodium salicylate or magnesium alkylsalicylate.
5. compressor oil composition according to claim 1, is characterized in that: the carbonatoms of high fatty alcohol is 10-15.
6. compressor oil composition according to claim 1, is characterized in that: the mass ratio of ethylene bis stearic acid amide and high fatty alcohol is 1-4:1.
7. a preparation method for the compressor oil composition according to any one of claim 1-6, is characterized in that, preparation process is as follows:
(1) weigh: each component of precise compressor oil composition;
(2) premix: additive is successively joined in base oil, constantly stirs in the process added;
(3) ultrasonic agitation: to be added dose all join in base oil after, carry out ultrasonic agitation to this mixture, the time is 15-30min;
(4) leave standstill: after ultrasonic agitation, leave standstill 2-5h under said mixture being placed in room temperature environment, obtain compressor oil composition.
8. the preparation method of compressor oil composition according to claim 7, it is characterized in that: in step (2), the sequencing of the interpolation of additive is: oiliness improver, elastic polymer emulsion, friction improver, oxidation and corrosion inhibitor, polyacrylic ester, ethylene bis stearic acid amide, high fatty alcohol, finally add purification agent.
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Cited By (8)
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| CN105199812A (en) * | 2015-10-26 | 2015-12-30 | 胡波 | Nanometer running-in agent |
| CN105462661A (en) * | 2015-11-26 | 2016-04-06 | 烟台狮王石化工业有限公司 | Nano borate machine oil |
| CN106190502A (en) * | 2016-08-05 | 2016-12-07 | 宁波金特信钢铁科技有限公司 | A kind of preparation method of the micro-nano lubriation material of high-low temperature resistant |
| CN106635335A (en) * | 2016-12-13 | 2017-05-10 | 天津箭牌石油化工有限公司 | Polyether type lubricating oil for air compressor |
| CN106867641A (en) * | 2017-04-01 | 2017-06-20 | 江苏奥克化学有限公司 | A kind of air compressor oil composition, air compressor oil and preparation method thereof |
| CN109652179A (en) * | 2018-12-29 | 2019-04-19 | 无锡飞天润滑油科技股份有限公司 | Lubricating oil preparation method |
| CN109762627A (en) * | 2018-12-29 | 2019-05-17 | 无锡飞天润滑油科技股份有限公司 | Environment-friendly lubricating oil preparation method |
| CN114149851A (en) * | 2021-11-29 | 2022-03-08 | 安美科技股份有限公司 | Strong acid resistant compressor oil composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199812A (en) * | 2015-10-26 | 2015-12-30 | 胡波 | Nanometer running-in agent |
| CN105462661A (en) * | 2015-11-26 | 2016-04-06 | 烟台狮王石化工业有限公司 | Nano borate machine oil |
| CN106190502A (en) * | 2016-08-05 | 2016-12-07 | 宁波金特信钢铁科技有限公司 | A kind of preparation method of the micro-nano lubriation material of high-low temperature resistant |
| CN106190502B (en) * | 2016-08-05 | 2018-10-26 | 宁波金特信钢铁科技有限公司 | A kind of preparation method of the micro-nano lubriation material of high-low temperature resistant |
| CN106635335A (en) * | 2016-12-13 | 2017-05-10 | 天津箭牌石油化工有限公司 | Polyether type lubricating oil for air compressor |
| CN106867641A (en) * | 2017-04-01 | 2017-06-20 | 江苏奥克化学有限公司 | A kind of air compressor oil composition, air compressor oil and preparation method thereof |
| CN109652179A (en) * | 2018-12-29 | 2019-04-19 | 无锡飞天润滑油科技股份有限公司 | Lubricating oil preparation method |
| CN109762627A (en) * | 2018-12-29 | 2019-05-17 | 无锡飞天润滑油科技股份有限公司 | Environment-friendly lubricating oil preparation method |
| CN114149851A (en) * | 2021-11-29 | 2022-03-08 | 安美科技股份有限公司 | Strong acid resistant compressor oil composition |
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Application publication date: 20150128 |