CN103266005B - High salt mist resistant industrial gear oil - Google Patents

High salt mist resistant industrial gear oil Download PDF

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CN103266005B
CN103266005B CN201310184409.9A CN201310184409A CN103266005B CN 103266005 B CN103266005 B CN 103266005B CN 201310184409 A CN201310184409 A CN 201310184409A CN 103266005 B CN103266005 B CN 103266005B
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compound
oil
mass ratio
salt mist
gear
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CN103266005A (en
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黄福川
蓝明新
莫宇飞
卢朝霞
梁景
李胜
肖友程
梁慧
唐彩珍
粟满荣
唐兴中
田宗义
李宏君
赵钟兴
廖丹葵
刘琨
黄旖瑶
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Guangxi University
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Guangxi University
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Abstract

The invention relates to high salt mist resistant industrial gear oil which comprises the following components in percentage by mass: 85%-90% of base oil, and 15%-10% of other additives. Polyinternalolefins (PIO) and castor-oil plant-based sebacic acid dioctyl phthalate are compounded as the base oil. The high salt mist resistant industrial gear oil has good comprehensive properties, good oxidation stability, high temperature stability, demulsibility, spumescence resistance, anti-attrition, extreme pressure, biodegradability, corrosion protection, and prominent salt mist resistance; all the property indexes reach the usage requirement; safe and reliable operation of a gear in severe rugged environments of high temperature difference and thick salt mist is ensured, and the service life and the oil draining period of the gear are effectively prolonged.

Description

High resistance salt fog type industrial gear oil
Technical field
The present invention relates to lubricating oil for industrial gears, especially high resistance salt fog type industrial gear oil field.
Background technology
Industrial gear oil is the important lubricant of guaranteeing geartransmission working efficiency and extending service life of gear.In gear mechanism, gear oil mainly plays and prevents tooth surface abrasion, take away and contact and avoid the effects such as gear gets rusty, burn into scratch because of the heat that gear tooth friction produces, the isolated flank of tooth and air, moisture, dust.Facts have proved: correctly will extend its work-ing life if lubricated, and make the actual motion life-span exceed life; Otherwise, just there will be early failure.Through constantly practice and research, people have grasped the Lubrication regularity of gear substantially.Its mechanism is to make lubricant enter work place of gear engagement, forms lubricant film and makes mating surface separately, the friction of motion of mesh tooth face is become to the internal friction of lubricant film, produces kinetic pressure balancing contact force by lubricant film.In various forms of geartransmissions, the gear teeth have multi-form friction to exist from starting to enter all processes that is engaged to throw out of gear, have sliding friction and rolling resistance simultaneously.Sliding friction is inconsistent generation of speed of relative movement due to mating surface, and rolling resistance is to exist in the time that mesh tooth face speed of relative movement equates.
Along with expanding economy, oceanographic engineering is Offshore Oil Industry and transportation rapid growth particularly, and marine base oil recovery platform and collection rail engineering are subject to the impact of open ocean.First open ocean characteristic exists its saltiness large, and evaporation is large, and salt fog is large, high-temperature, and the composition of water and total salinity are constant.Except main component, in seawater, also have poor other materials, as: ozone and free iodine are also strong cathodic depolarization agent and corrosion promotor; In addition, seawater also contain trace other be there is not to the element of material impact in corrosion.In a word, in seawater, almost contain all elements of the periodic table of elements.Gear drive moves under such open ocean condition, and wheel casing inevitably infiltrates moisture and salt fog.After gear oil and moisture, salt fog mix, be easy to make gear oil generation emulsification, the corrosion of the existence meeting accelerating gear mechanism of salt fog; Therefore, in the urgent need to thering is the industrial gear oil of good anticorrosive, high bearing capacity and outstanding salt fog resistance performance.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of high resistance salt fog type industrial gear oil with good oxidation stability, high-temperature stability, resistance to emulsion, anti-spumescence, anti-attrition, extreme pressure property, biodegradable, corrosion protection and outstanding resistance to salt(spray)fog.
The present invention solves the problems of the technologies described above using following technical scheme: adopt poly-internal olefin PIO and castor-oil plant base dioctyl sebacate compound as base oil, coordinate multiple composite additive, each component and mass percent thereof are:
Component Content (mass percent)
Composite foundation oil 85%~90%
Extreme pressure anti-wear additives 5.0%~8.0%
Oxidation inhibitor 1.2%~2.5%
Friction improver 0.8%~1.2%
Metal passivator 0.5%~1.5%
Rust-preventive agent 0.2%~0.6%
Foam reducing composition 0.08%~0.2%
Non-emulsifying agent 0.3%~1.2%
Base oil is that poly-internal olefin PIO and 20%~30% the castor-oil plant base dioctyl sebacate of mass ratio 80%~70% is compound.
Extreme pressure anti-wear additives is that di-n-butyl phosphite, 50%~40% amino monothioester and 20%~40% the dialkyl phosphate of mass ratio 30%~20% is compound.
Oxidation inhibitor is that phosphoric acid primary-secondary alcohol zinc salt and 30%~20% the 124 Triazole derivative of mass ratio 70%~80% is compound.
Friction improver is that 124 Triazole fatty amine salt and 60%~50% the oleic acid glycol ester of mass ratio 40%~50% is compound.
Metal passivator is that thiadiazoles derivative and 30%~20% the azetidin dicarboxylic anhydride of mass ratio 70%~80% is compound.
Rust-preventive agent is that benzotriazole, 40%~50% dodecenylsuccinic acid ester and 30%~25% the lanolin magnesium soap of mass ratio 30%~25% is compound.
Foam reducing composition is that polysiloxane and 70%~60% the polyacrylic ester of mass ratio 30%~40% is compound.
Non-emulsifying agent is that the polyethers macromolecular compound of glycol ester, 30%~20% amine and ethylene oxide condensate and 30%~20% of mass ratio 40%~60% is compound.
The remarkable advantage of high resistance salt fog type of the present invention industrial gear oil has:
1. good combination property, property indices all reaches service requirements.There is good oxidation stability, high-temperature stability, resistance to emulsion, anti-spumescence, anti-attrition, extreme pressure property, biodegradability, corrosion protection and outstanding resistance to salt(spray)fog; Guarantee that gear, at high temperature difference, severe rugged environment energy safe and reliable operation that salt fog is large, has effectively extended work-ing life and the oil draining period of gear.
2. adopt castor-oil plant base dioctyl sebacate and PIO compound, can improve PIO and exist the problem of additive solvability deficiency, PIO also can improve castor-oil plant base dioctyl sebacate makes the swell deficiency of hardening of nitrile rubber.
3. adopting polyisobutene to concoct out meets GB5903-2011 heavy duty industrial gear oil viscosity grade and is: the performance requriements of N220, N320.
Embodiment
The present invention be directed to the day by day harsh service requirements of industrial gear oil and the gear oil of environment friendly and come into one's own more and more and use, adopt poly-internal olefin (PIO) and the compound base oil as high resistance salt fog type industrial gear oil of castor-oil plant base dioctyl sebacate.By adopting artificial neural network algorithm, targetedly several functions additive is screened and predicted; And adopt genetic algorithm to carry out choosing of Optimization design, seek to obtain the high resistance salt fog type industrial gear oil ingredient of different size, cost performance.There is good oxidation stability, high-temperature stability, resistance to emulsion, anti-spumescence, anti-attrition, extreme pressure property, biodegradability, corrosion protection and outstanding resistance to salt(spray)fog with industrial gear oil prepared by technology of the present invention; Its property indices all meets service requirements, can meet GB5903-2011 heavy duty industrial gear oil viscosity grade to be: the performance requriements of N220, N320.
Embodiment 1
The component of following mass percent is in harmonious proportion and is made:
Figure BDA00003210840000031
Each component sum is 100% above.
Embodiment 2
The component of following mass percent is in harmonious proportion and is made:
Each component sum is 100% above.
Embodiment 3
The component of following mass percent is in harmonious proportion and is made:
Figure BDA00003210840000042
Figure BDA00003210840000051
Each component sum is 100% above.
Measure through provincial technical supervision department, the every physical and chemical index of oil product of the present invention all reaches service requirements, adopts polyisobutene to concoct out to meet GB5903-2011 heavy duty industrial gear oil viscosity grade to be: the performance requriements of N220, N320.The every typical physical and chemical index of embodiment 2 is in table 1.
The typical physical and chemical index of table 1 high resistance salt fog type industrial gear oil
Figure BDA00003210840000052

Claims (1)

1. a high resistance salt fog type industrial gear oil, is characterized in that adopting poly-internal olefin PIO and castor-oil plant base dioctyl sebacate compound as base oil, coordinates multiple composite additive, and each component and mass percent thereof are:
Component Mass percentage content Composite foundation oil 85%~90% Extreme pressure anti-wear additives 5.0%~8.0% Oxidation inhibitor 1.2%~2.5% Friction improver 0.8%~1.2% Metal passivator 0.5%~1.5% Rust-preventive agent 0.2%~0.6% Foam reducing composition 0.08%~0.2% Non-emulsifying agent 0.3%~1.2%
Above component summation is 100%;
Wherein:
Base oil is that poly-internal olefin PIO and 20% ~ 30% the castor-oil plant base dioctyl sebacate of mass ratio 80% ~ 70% is compound;
Extreme pressure anti-wear additives is that di-n-butyl phosphite, 50% ~ 40% amino monothioester and 20% ~ 40% the dialkyl phosphate of mass ratio 30% ~ 20% is compound, and each component summation is 100%;
Oxidation inhibitor is that phosphoric acid primary-secondary alcohol zinc salt and 30% ~ 20% the 124 Triazole derivative of mass ratio 70% ~ 80% is compound;
Friction improver is that 124 Triazole fatty amine salt and 60% ~ 50% the oleic acid glycol ester of mass ratio 40% ~ 50% is compound;
Metal passivator is that thiadiazoles derivative and 30% ~ 20% the azetidin dicarboxylic anhydride of mass ratio 70% ~ 80% is compound;
Rust-preventive agent is that benzotriazole, 40% ~ 50% dodecenylsuccinic acid ester and 30% ~ 25% the lanolin magnesium soap of mass ratio 30% ~ 25% is compound, and each component summation is 100%;
Foam reducing composition is that polysiloxane and 70% ~ 60% the polyacrylic ester of mass ratio 30% ~ 40% is compound;
Non-emulsifying agent is that the polyethers macromolecular compound of glycol ester, 30% ~ 20% amine and ethylene oxide condensate and 30% ~ 20% of mass ratio 40% ~ 60% is compound, and each component summation is 100%.
CN201310184409.9A 2013-05-19 2013-05-19 High salt mist resistant industrial gear oil Expired - Fee Related CN103266005B (en)

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CN103525519B (en) * 2013-10-15 2015-03-11 广西大学 Closed-cycle turbine lubricant
CN104194896A (en) * 2014-08-30 2014-12-10 广西大学 Caster bean-based composition for oil for high-speed gear pump
CN104194897A (en) * 2014-08-30 2014-12-10 广西大学 Composition of castor-based depth drilling and cutting fluid
CN104479818A (en) * 2014-11-17 2015-04-01 广西大学 Castor-based pitting corrosion-resistant closed heavy load industrial gear oil composition

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