CN104845712A - High-performance anti-wear hydraulic oil and preparation method thereof - Google Patents
High-performance anti-wear hydraulic oil and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a high-performance anti-wear hydraulic oil. The hydraulic oil comprises the following constituents: base oil, a viscosity modifier, an extreme pressure anti-wear additive, an antioxidant, a metal deactivator, a lubricant and an anti-foaming agent. The base oil comprises the following constituents: 32N III-type hydrogenated base oil, 32NS III-type hydrogenated base oil, dioctyl phthalate and poly-alpha-alkene synthesis oil. The invention also provides a preparation method of the high-performance anti-wear hydraulic oil. The preparation method is simple and practicable, low in production cost, and suitable for mass-production hydraulic oil preparation technology; the prepared hydraulic oil has good wear resistance, wetting property and oxidation stability; the service life of the hydraulic oil and the service life of hydraulic components are improved; and work efficiency of hydraulic machinery is improved.
Description
Technical field
The present invention relates to a kind of hydraulic efficiency oil and preparation method thereof, be specifically related to a kind of high-performance antiwear hydraulic oil and preparation method thereof.
Background technology
Hydraulic efficiency oil is an important component part of hydraulic technique, and in hydraulic efficiency system, it can play the effects such as transmission ofenergy, system lubrication, anticorrosion, antirust, cooling.Along with the development of hydraulic efficiency system technology, the application of precision element is more and more extensive, and as accurate filter etc., for guaranteeing the work well of precision instrument, thus the specification of quality of hydraulic efficiency system oil also improves gradually.Require that hydraulic efficiency oil should have good sticky warm nature, resistance to abrasion, hydrolysis stability, and the adaptability of associated materials, filterableness, particularly thermostability and oxidation stability will be got well, to guarantee that hydraulic efficiency oil in use has good degree of cleaning, to meet the oily requirement of hydraulic efficiency system day by day upgraded.
Antiwear hydraulic oil can be divided into has grey type and without zinc-type.There is grey type antiwear hydraulic oil to have good resistance to abrasion, the service requirements of vane pump can be met.But when being used for post match pump, there is grey type antiwear hydraulic oil can cause corrosion to the copper part of ram pump, thus cause that plunger pin weares and teares, swash plate breaks.In addition, owing to there being the poor heat stability of grey type, malfunctioning in high pressure liquid system operation.Non-zinc anti-wear hydraulic oils is at hydrolysis stability, demulsification resistance, and filterableness, thermostability and oxidation stability aspect are better than containing zinc antiwear hydraulic oil.
Along with development and the use on a large scale of hydraulic machinery, and the mankind are to the exploitation of ruthless area, hydraulic efficiency system will face more from the test of Working environment, therefore the requirement of hydraulic efficiency system to hydraulic efficiency oil is more and more higher, the demand of hydraulic machinery now can not be met completely with hydraulic efficiency oil, therefore need to develop that a kind of over-all properties is higher, the antiwear hydraulic oil of reasonable price, make it have good wettability and Oxidation Stability, extend hydraulic efficiency oil and Hydraulic Elements work-ing life; Reduce number of times of changing oil simultaneously, improve the working efficiency of hydraulic machinery, reach the object of energy-conserving and environment-protective.
Summary of the invention
Technical problem to be solved by this invention is, for the shortcoming that above prior art exists, a kind of high-performance antiwear hydraulic oil and preparation method thereof is proposed, this preparation method is simple, cost of manufacture is cheap, the suitable large hydraulic efficiency oil preparation technology produced, and the hydraulic efficiency oil of preparation has good anti-wear, wettability, Oxidation Stability, extend the work-ing life of hydraulic efficiency oil and Hydraulic Elements, improve the working efficiency of hydraulic machinery.
The technical scheme that the present invention solves above technical problem is:
A kind of high-performance antiwear hydraulic oil, hydraulic efficiency oil comprises following component by its mass parts:
Base oil: 80-100 part
Viscosity modifier: 1-2 part
Extreme pressure anti-wear additives: 0.2-0.4 part
Antioxidant: 0.3-0.5 part
Metal passivator: 0.1-0.2 part
Lubricant: 0.05-0.1 part
Kilfoam: 0.03-0.05 part
Wherein, base oil comprises following component by mass parts:
32N tri-class hydrogenated base oil: 25-30 part
32NS tri-class hydrogenated base oil: 15-20 part
Dioctyl phthalate (DOP): 10-15 part
Poly alpha olefine synthetic oil: 30-35 part
Extreme pressure anti-wear additives is that 1:04 is composite in mass ratio forms for tricresyl alkaliine and sulfide isobutene;
Antioxidant is that 2:1 is composite in mass ratio forms for zinc dialkyl dithiophosphate and phenolic antioxidant.
The technical scheme that the present invention limits further is:
In aforementioned high-performance antiwear hydraulic oil, poly alpha olefine synthetic oil to possess preparation process as follows:
By C
25-C
35paraffin and water vapour 540 DEG C, carry out cracking under 0.2-0.4MPa pressure and obtain.
In aforementioned high-performance antiwear hydraulic oil, viscosity modifier is one or more mixtures in polyisobutene, polymethacrylate, olefin copolymer, hy drogenated styrene-diene copolymer.
In aforementioned high-performance antiwear hydraulic oil, metal passivator is N-di-n-butyl amino-benzene triazole, and lubricant is nanometer MoS
2.
In aforementioned high-performance antiwear hydraulic oil, kilfoam is polycondensate or the non-silicon type antifoamer acrylate of amine and oxyethane.
The present invention have also been devised a kind of preparation method of high-performance antiwear hydraulic oil, and preparation method's concrete steps are as follows:
(1) by 32N tri-class hydrogenated base oil, 32NS tri-class hydrogenated base oil, dioctyl phthalate (DOP), poly alpha olefine synthetic oil joins in reactor, stirs, and stirring velocity is 200-400r/min, and churning time is 30-40min;
(2) think in above-mentioned steps (1), to add viscosity modifier, extruding anti-wear agent, antioxidant, metal passivator successively, at 60 DEG C, react 1-2h;
(3) in above-mentioned steps (2), lubricant is added, and high-speed stirring 30-50min, stirring velocity is 6000-6500r/min, makes it dispersed with hydraulic efficiency oil;
(4) in above-mentioned steps (3), add kilfoam, continue to stir 30min, stirring velocity is 400-500r/min, then namely obtains high-performance antiwear hydraulic oil through 3 grades of filtrations
The invention has the beneficial effects as follows: (1) this invention exploits that a kind of preparation technology is simple, cost is low, the suitable large hydraulic efficiency oil preparation technology produced, the hydraulic efficiency oil of preparation has good anti-wear, wettability, Oxidation Stability, extend the work-ing life of hydraulic efficiency oil and Hydraulic Elements, improve the working efficiency of hydraulic machinery.
(2) oil based on poly alpha olefine synthetic oil is added in the present invention, it has that wide, the sticky temperature effect of liquid range is good, pour point is low, viscosity index is high, vaporization losses is little, good to additive response, there is excellent high-temperature oxidation stability, coking is few, nontoxic and have the advantages such as immersional wetting to skin, because it and mineral oil belong to hydrocarbon-type oil, therefore, good consistency is had with mineral oil.It is compared with other types synthetic oil, and except high comprehensive performance, abundant raw material source, production technique is simple, and price is relatively cheap again.
(3) viscosity modifier added in the present invention, has long chain-like structure, more with hydrogenated base oil intermolecular interaction point, can well improve its viscosity temperature characteristic.
(4) the composite extreme pressure anti-wear activity used in the present invention is high, corrodibility is low, abrasion resistance is excellent, less to the corrodibility of copper.
(5) use of the compound antioxidant added in the present invention can improve the Oxidation Stability of hydrogenated base oil, especially effect is improved to 32N tri-class hydrogenated base oil obvious especially, reduce the increase of base oil oxidation viscosity significantly, effectively control the increasing amount of acid number simultaneously, and two kinds of antioxidants are composite be used in decompose hydroperoxide while to slow down the chain transmission of free radical, improve the antioxidant property of hydraulic efficiency oil, reduce the usage quantity of antioxidant.
(6) the metal passivator N-di-n-butyl amino-benzene triazole of adding in the present invention can generate inner complex with metal ion; or generate protective membrane in metallic surface; not only inhibit the katalysis of metal or the oxidation of other ion pairs; become good antioxidant, be also good copper corrosion inhibitor, anti-wear agent, rust-preventive agent simultaneously.
(7) the lubricant nanometer MoS added in the present invention
2be adsorbed on surface of friction pair with the FeS generated in friction process, block the direct contact of surface of friction pair, reduce friction, and nanometer MoS
2the frictional behaviour of oil product can be improved with the composite use of zinc dialkyl dithiophosphate comprehensively.
Embodiment
embodiment 1
The present embodiment provides a kind of high-performance antiwear hydraulic oil, and hydraulic efficiency oil comprises following component by its mass parts:
Base oil: 80 parts, viscosity modifier olefin copolymer: 1 part, extreme pressure anti-wear additives: 0.3 part, antioxidant: 0.4 part, metal passivator N-di-n-butyl amino-benzene triazole: 0.1 part, lubricant nanometer MoS
2: 0.05 part, the polycondensate of kilfoam amine and oxyethane: 0.05 part;
Wherein, base oil comprises following component by mass parts:
32N tri-class hydrogenated base oil: 28 parts
32NS tri-class hydrogenated base oil: 20 parts
Dioctyl phthalate (DOP): 12 parts
Poly alpha olefine synthetic oil: 32 parts
Extreme pressure anti-wear additives is that 1:04 is composite in mass ratio forms for tricresyl alkaliine and sulfide isobutene;
Antioxidant is that 2:1 is composite in mass ratio forms for zinc dialkyl dithiophosphate and phenolic antioxidant.
Poly alpha olefine synthetic oil to possess preparation process as follows:
By C
25-C
35paraffin and water vapour 540 DEG C, carry out cracking under 0.2MPa pressure and obtain.
Above-mentioned high-performance antiwear hydraulic oil preparation method, preparation method's concrete steps are as follows:
(1) by 32N tri-class hydrogenated base oil, 32NS tri-class hydrogenated base oil, dioctyl phthalate (DOP), poly alpha olefine synthetic oil joins in reactor, stirs, and stirring velocity is 200r/min, and churning time is 40min;
(2) think in above-mentioned steps (1), to add viscosity modifier, extruding anti-wear agent, antioxidant, metal passivator successively, at 60 DEG C, react 1h;
(3) in above-mentioned steps (2), lubricant is added, and high-speed stirring 40min, stirring velocity is 6000r/min, makes it dispersed with hydraulic efficiency oil;
(4) in above-mentioned steps (3), add kilfoam, continue to stir 30min, stirring velocity is 450r/min, then namely obtains high-performance antiwear hydraulic oil through 3 grades of filtrations.
embodiment 2
The present embodiment provides a kind of high-performance antiwear hydraulic oil, and hydraulic efficiency oil comprises following component by its mass parts:
Base oil: 90 parts, viscosity modifier polyisobutene: 2 parts, extreme pressure anti-wear additives: 0.2 part, antioxidant: 0.3 part, metal passivator N-di-n-butyl amino-benzene triazole: 0.1 part, lubricant nanometer MoS
2: 0.08 part, the polycondensate of kilfoam amine and oxyethane or non-silicon type antifoamer acrylate: 0.04 part;
Wherein, base oil comprises following component by mass parts:
32N tri-class hydrogenated base oil: 30 parts
32NS tri-class hydrogenated base oil: 15 parts
Dioctyl phthalate (DOP): 15 parts
Poly alpha olefine synthetic oil: 30 parts
Extreme pressure anti-wear additives is that 1:04 is composite in mass ratio forms for tricresyl alkaliine and sulfide isobutene;
Antioxidant is that 2:1 is composite in mass ratio forms for zinc dialkyl dithiophosphate and phenolic antioxidant.
Poly alpha olefine synthetic oil to possess preparation process as follows:
By C
25-C
35paraffin and water vapour 540 DEG C, carry out cracking under 0.3MPa pressure and obtain;
Above-mentioned high-performance antiwear hydraulic oil preparation method, preparation method's concrete steps are as follows:
(1) by 32N tri-class hydrogenated base oil, 32NS tri-class hydrogenated base oil, dioctyl phthalate (DOP), poly alpha olefine synthetic oil joins in reactor, stirs, and stirring velocity is 400r/min, and churning time is 30min;
(2) think in above-mentioned steps (1), to add viscosity modifier, extruding anti-wear agent, antioxidant, metal passivator successively, at 60 DEG C, react 2h;
(3) in above-mentioned steps (2), lubricant is added, and high-speed stirring 30min, stirring velocity is 6500r/min, makes it dispersed with hydraulic efficiency oil;
(4) in above-mentioned steps (3), add kilfoam, continue to stir 30min, stirring velocity is 500r/min, then namely obtains high-performance antiwear hydraulic oil through 3 grades of filtrations.
embodiment 3
The present embodiment provides a kind of high-performance antiwear hydraulic oil, and hydraulic efficiency oil comprises following component by its mass parts:
Base oil: 100 parts, viscosity modifier polymethacrylate: 2 parts, extreme pressure anti-wear additives: 0.4 part, antioxidant: 0.5 part, metal passivator N-di-n-butyl amino-benzene triazole: 0.2 part, lubricant nanometer MoS
2: 0.1 part, non-silicon type antifoamer acrylate: 0.03 part;
Wherein, base oil comprises following component by mass parts:
32N tri-class hydrogenated base oil: 25 parts
32NS tri-class hydrogenated base oil: 18 parts
Dioctyl phthalate (DOP): 10 parts
Poly alpha olefine synthetic oil: 35 parts
Extreme pressure anti-wear additives is that 1:04 is composite in mass ratio forms for tricresyl alkaliine and sulfide isobutene;
Antioxidant is that 2:1 is composite in mass ratio forms for zinc dialkyl dithiophosphate and phenolic antioxidant.
Poly alpha olefine synthetic oil to possess preparation process as follows:
By C
25-C
35paraffin and water vapour 540 DEG C, carry out cracking under 0.4MPa pressure and obtain;
Above-mentioned high-performance antiwear hydraulic oil preparation method, preparation method's concrete steps are as follows:
(1) by 32N tri-class hydrogenated base oil, 32NS tri-class hydrogenated base oil, dioctyl phthalate (DOP), poly alpha olefine synthetic oil joins in reactor, stirs, and stirring velocity is 300r/min, and churning time is 35min;
(2) think in above-mentioned steps (1), to add viscosity modifier, extruding anti-wear agent, antioxidant, metal passivator successively, at 60 DEG C, react 1h;
(3) in above-mentioned steps (2), lubricant is added, and high-speed stirring 50min, stirring velocity is 6200r/min, makes it dispersed with hydraulic efficiency oil;
(4) in above-mentioned steps (3), add kilfoam, continue to stir 30min, stirring velocity is 400r/min, then namely obtains high-performance antiwear hydraulic oil through 3 grades of filtrations.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (6)
1. a high-performance antiwear hydraulic oil, is characterized in that, described hydraulic efficiency oil comprises following component by its mass parts:
Base oil: 80-100 part
Viscosity modifier: 1-2 part
Extreme pressure anti-wear additives: 0.2-0.4 part
Antioxidant: 0.3-0.5 part
Metal passivator: 0.1-0.2 part
Lubricant: 0.05-0.1 part
Kilfoam: 0.03-0.05 part
Wherein, described base oil comprises following component by mass parts:
32N tri-class hydrogenated base oil: 25-30 part
32NS tri-class hydrogenated base oil: 15-20 part
Dioctyl phthalate (DOP): 10-15 part
Poly alpha olefine synthetic oil: 30-35 part
Described extreme pressure anti-wear additives is that 1:04 is composite in mass ratio forms for tricresyl alkaliine and sulfide isobutene;
Described antioxidant is that 2:1 is composite in mass ratio forms for zinc dialkyl dithiophosphate and phenolic antioxidant.
2. high-performance antiwear hydraulic oil according to claim 1, is characterized in that, described poly alpha olefine synthetic oil to possess preparation process as follows:
By C
25-C
35paraffin and water vapour 540 DEG C, carry out cracking under 0.2-0.4MPa pressure and obtain.
3. high-performance antiwear hydraulic oil according to claim 1, is characterized in that, described viscosity modifier is one or more mixtures in polyisobutene, polymethacrylate, olefin copolymer, hy drogenated styrene-diene copolymer.
4. high-performance antiwear hydraulic oil according to claim 1, is characterized in that, described metal passivator is N-di-n-butyl amino-benzene triazole, and described lubricant is nanometer MoS
2.
5. high-performance antiwear hydraulic oil according to claim 1, is characterized in that, described kilfoam is polycondensate or the non-silicon type antifoamer acrylate of amine and oxyethane.
6. the preparation method of high-performance antiwear hydraulic oil according to claim 1, is characterized in that, described preparation method's concrete steps are as follows:
(1) by 32N tri-class hydrogenated base oil, 32NS tri-class hydrogenated base oil, dioctyl phthalate (DOP), poly alpha olefine synthetic oil joins in reactor, stirs, and stirring velocity is 200-400r/min, and churning time is 30-40min;
(2) think in above-mentioned steps (1), to add viscosity modifier, extruding anti-wear agent, antioxidant, metal passivator successively, at 60 DEG C, react 1-2h;
(3) in above-mentioned steps (2), lubricant is added, and high-speed stirring 30-50min, stirring velocity is 6000-6500r/min, makes it dispersed with hydraulic efficiency oil;
(4) in above-mentioned steps (3), add kilfoam, continue to stir 30min, stirring velocity is 400-500r/min, then namely obtains high-performance antiwear hydraulic oil through 3 grades of filtrations.
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| CN105820860A (en) * | 2016-03-24 | 2016-08-03 | 黄毅 | Energy-saving engineering machinery hydraulic oil and preparation method thereof |
| CN106221881A (en) * | 2016-07-29 | 2016-12-14 | 广西蓝德再生能源有限责任公司 | Biodegradable antiwear hydraulic oil compositions |
| CN106467845A (en) * | 2016-08-30 | 2017-03-01 | 河南省豫星华晶微钻有限公司 | A kind of antiwear hydraulic oil containing nanometer diamond alkene and preparation method thereof |
| CN106566618A (en) * | 2015-10-13 | 2017-04-19 | 熵零控股股份有限公司 | Transfer liquid working medium and fluid mechanism thereby |
| CN106701266A (en) * | 2016-12-21 | 2017-05-24 | 苏州劲元油压机械有限公司 | Anti-oxidization high-density hydraulic oil and preparation method of anti-oxidization high-density hydraulic oil |
| CN107353979A (en) * | 2017-07-25 | 2017-11-17 | 合肥嘉仕诚能源科技有限公司 | A kind of preparation method of hydraulic oil for plant equipment |
| CN109054954A (en) * | 2018-09-25 | 2018-12-21 | 江苏司能润滑科技有限公司 | A kind of antiwear hydraulic oil and preparation method thereof |
| CN112940829A (en) * | 2021-02-01 | 2021-06-11 | 国家能源集团宁夏煤业有限责任公司 | Antiwear hydraulic oil and preparation method thereof |
| CN115418262A (en) * | 2022-08-05 | 2022-12-02 | 黎光泰富(苏州)科技有限公司 | Hydraulic oil applied to special equipment |
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| CN106566618A (en) * | 2015-10-13 | 2017-04-19 | 熵零控股股份有限公司 | Transfer liquid working medium and fluid mechanism thereby |
| CN105820860A (en) * | 2016-03-24 | 2016-08-03 | 黄毅 | Energy-saving engineering machinery hydraulic oil and preparation method thereof |
| CN105820860B (en) * | 2016-03-24 | 2019-01-04 | 广州吉盛润滑科技有限公司 | A kind of energy conservation project mechanical-hydraulic oil and preparation method thereof |
| CN106221881A (en) * | 2016-07-29 | 2016-12-14 | 广西蓝德再生能源有限责任公司 | Biodegradable antiwear hydraulic oil compositions |
| CN106467845A (en) * | 2016-08-30 | 2017-03-01 | 河南省豫星华晶微钻有限公司 | A kind of antiwear hydraulic oil containing nanometer diamond alkene and preparation method thereof |
| CN106701266A (en) * | 2016-12-21 | 2017-05-24 | 苏州劲元油压机械有限公司 | Anti-oxidization high-density hydraulic oil and preparation method of anti-oxidization high-density hydraulic oil |
| CN107353979A (en) * | 2017-07-25 | 2017-11-17 | 合肥嘉仕诚能源科技有限公司 | A kind of preparation method of hydraulic oil for plant equipment |
| CN109054954A (en) * | 2018-09-25 | 2018-12-21 | 江苏司能润滑科技有限公司 | A kind of antiwear hydraulic oil and preparation method thereof |
| CN112940829A (en) * | 2021-02-01 | 2021-06-11 | 国家能源集团宁夏煤业有限责任公司 | Antiwear hydraulic oil and preparation method thereof |
| CN112940829B (en) * | 2021-02-01 | 2023-02-28 | 国家能源集团宁夏煤业有限责任公司 | Antiwear hydraulic oil and preparation method thereof |
| CN115418262A (en) * | 2022-08-05 | 2022-12-02 | 黎光泰富(苏州)科技有限公司 | Hydraulic oil applied to special equipment |
| CN115678646A (en) * | 2022-08-05 | 2023-02-03 | 黎光泰富(苏州)科技有限公司 | Diesel engine oil with ultralow-temperature starting performance |
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Effective date of registration: 20180214 Address after: 215100 room A505, South Campus, Suzhou, Wuzhong District, No. 106 to be able to drive Avenue (International Education Park), Jiangsu Applicant after: Engineering Equipment Co., Ltd. Suzhou Sai Side Address before: 215104 Suzhou, Wuzhong District Yue Creek Street, Swan Road, No. 10 Applicant before: Suzhou Jing Yuan oil pressure Machinery Co., Ltd. |
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