CN100535092C - Composite gear oil additive - Google Patents
Composite gear oil additive Download PDFInfo
- Publication number
- CN100535092C CN100535092C CNB2007103016285A CN200710301628A CN100535092C CN 100535092 C CN100535092 C CN 100535092C CN B2007103016285 A CNB2007103016285 A CN B2007103016285A CN 200710301628 A CN200710301628 A CN 200710301628A CN 100535092 C CN100535092 C CN 100535092C
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- Prior art keywords
- graphite
- gear oil
- composite gear
- oil additive
- additive according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000654 additive Substances 0.000 title claims abstract description 36
- 230000000996 additive effect Effects 0.000 title claims abstract description 36
- 239000012208 gear oil Substances 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000010439 graphite Substances 0.000 claims abstract description 39
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 39
- 239000002199 base oil Substances 0.000 claims abstract description 22
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 229920000193 polymethacrylate Polymers 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 239000006185 dispersion Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 8
- 229920002367 Polyisobutene Polymers 0.000 claims description 7
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- WUUHFRRPHJEEKV-UHFFFAOYSA-N tripotassium borate Chemical class [K+].[K+].[K+].[O-]B([O-])[O-] WUUHFRRPHJEEKV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 2
- 150000005826 halohydrocarbons Chemical class 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 229920000151 polyglycol Polymers 0.000 claims description 2
- 239000010695 polyglycol Substances 0.000 claims description 2
- JVUYWILPYBCNNG-UHFFFAOYSA-N potassium;oxido(oxo)borane Chemical compound [K+].[O-]B=O JVUYWILPYBCNNG-UHFFFAOYSA-N 0.000 claims description 2
- NVIFVTYDZMXWGX-UHFFFAOYSA-N sodium metaborate Chemical compound [Na+].[O-]B=O NVIFVTYDZMXWGX-UHFFFAOYSA-N 0.000 claims description 2
- 229960002317 succinimide Drugs 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002270 dispersing agent Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229920013639 polyalphaolefin Polymers 0.000 description 4
- -1 propylene, butylene Chemical group 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 101100407037 Oryza sativa subsp. japonica PAO6 gene Proteins 0.000 description 1
- 229920006222 acrylic ester polymer Polymers 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000002272 engine oil additive Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Lubricants (AREA)
Abstract
The invention relates to a compound gear oil additive containing graphite, borate, a dispersant, a stabilizer and base oil, the composition of materials includes, in weight percent, graphite 10 to 20 percent, dispersant 5 to 9 percent, stabilizer 5 to 10 percent, borate 10 to 20 percent, balance base oil, and the sum of all percents of materials is equal to a hundred percent. The compound gear oil additive has the advantage of low cost, and has properties of obviously improved anti-wear performance under extreme pressure, noise reduction, energy saving, environmental protection, anti-attrition and synergism, etc. by only adding a small amount of additive when in use.
Description
Technical field
The present invention relates to the additive agent field of lubricating oil, relate more specifically to a kind of composite gear oil additive.
Background technology
Lubricating oil is a kind of mechanical means lubricant of motor car engine etc. for example of two friction surfaces that are applied to having relative movement, by between two friction surfaces, forming lubricant film, the surface of directly contact is separated, become dry friction for the internal friction between lubricant molecule, reach purposes such as reducing friction, reduce wearing and tearing, prolonged mechanical service life of equipment.
In order further to improve or improve the lubricity of lubricating oil, can in lubricating oil, add additive usually.For example in CN1523092A, disclose a kind of composite internal combustion engine oil additive, be used to improve the performance of I. C. engine oil, but this additive has been only applicable to I. C. engine oil, can not be widely used in the gear oil field.
Existing gear oil additive preparation technology more complicated, the cost height, add-on is many in use, and, improve extreme pressure anti-wear and sticking warm nature, reducing the space that aspects such as noise, energy-conserving and environment-protective and anti-attrition synergy still exist further improvement and raising.
Summary of the invention
In view of above-mentioned prior art problem, the object of the present invention is to provide a kind of compound gear oil additive, this composite gear oil additive prepares easy, and cost is low, only needs less add-on in use, just can obtain significant effect.
Composite gear oil additive of the present invention, constitute by graphite, borate, dispersion agent, stablizer and base oil, raw material is formed: graphite 10～20%, dispersion agent 5～9%, stablizer 5～10%, borate 10～20%, surplus are base oil, and each feed composition per-cent sum equals absolutely.
According to composite gear oil additive of the present invention, cost is low, just can obviously improve extreme pressure anti-wear and sticking warm nature when adding in a small amount in use, reduce performances such as noise, energy-conserving and environment-protective, anti-attrition synergy.
Embodiment
Be described more specifically the present invention below.
Composite gear oil additive of the present invention is made of graphite, borate, dispersion agent, stablizer and base oil, raw material is formed: graphite 10～20%, dispersion agent 5～9%, stablizer 5～10%, borate 10～20%, surplus are base oil.
Above-mentioned graphite is graphite commonly used in the lubricating oil field, is not particularly limited, and can be crystalline flake graphite or amorphous graphite, preferred crystalline flake graphite.The purity of graphite is high more, and the performance of additive is excellent more, and purity is preferably more than 98%.The particle diameter of graphite is not particularly limited, but preferable particle size is more than the 80 weight % smaller or equal to 0.5 micron graphite, and the particle diameter maximum is no more than 5 microns.
Above-mentioned dispersion agent is used to disperse graphite, so long as can disperse the dispersion agent of graphite all can use in the present invention, is not particularly limited, one or more in preferred polyisobutene succinimide, mono butonediimide and the two succimide.High molecular weight polyisobutylene succimide more preferably.And its content is preferably 7～8%.
Above-mentioned borate is used to improve extreme pressure and antiwear behavior.Can be borate arbitrarily, be not particularly limited.Be preferably in sodium metaborate, potassium metaborate and three potassium borates one or more.
The aforementioned stable agent is used to make system suspending stabilized, and can be used for changing viscosity index.Any stablizer that is suitable in this area all can be used as stablizer of the present invention.This stablizer is preferably one or more in polymethacrylate, polymethacrylate and the second third glue multipolymer and polymethacrylate and the olefin copolymer.The weight-average molecular weight of above-mentioned polymethacrylate is preferably 2000～50000, more preferably 3000～10000, it can be a methyl acrylic ester polymer of monomers arbitrarily, and this monomer can be enumerated for example methyl methacrylate, Jia Jibingxisuanyizhi, butyl methacrylate etc.Above-mentioned alkene can be alkene arbitrarily such as ethene, propylene, butylene.The copolymerization ratio of above-mentioned polymethacrylate and the second third glue multipolymer is preferably more than 40/60, more preferably more than 60/40.The copolymerization ratio of above-mentioned polymethacrylate and olefin copolymer is preferably more than 30/50, more preferably more than 60/40.
For above-mentioned base oil, be not particularly limited, can be mineral base oil 150SN, 500SN, BS150, also can be Hydrodewaxing base oil 5.0cst, 10.0cst, can also be synthetic base oil, the for example commonly used synthetic hydrocarbon in this area, halohydrocarbon, synthetic ester, polyglycol, polyethers etc., above-mentioned synthetic hydrocarbon for example is polyalphaolefin synthetic base oil PAO6, PAO 8, PAO 10 etc.
Specifically describe the present invention below in conjunction with embodiment.Here, " part " expression weight part in following examples, and following each gradation composition is the commodity of selling and easily obtaining on the market.
Embodiment 1
12 parts in graphite, 12 parts of sodium metaborates, 8 parts of polyisobutene succinimides, base oil 150SN50 part, 500SN joined respectively for 8 parts be warming up to about 60 ℃ in the emulsification still, dispersion and emulsion 2 hours;
The product that obtains is pumped in the dehydration still and heats, and vacuumizes the negative pressure dehydration, and heating and temperature control is at about 66 ℃, and negative pressure is controlled at 0.08Mpa, and the time is 2 hours;
The product that obtains is carried in the delaactation still again, adds 10 parts of polymethacrylate and carries out emulsification dispersion 0.5 hour, is pumped to shredder again and grinds 2 hours;
The product that obtains was delivered in the ultra-sonic oscillation still sonic oscillation 1 hour;
The product that obtains filters through filter and obtains composite gear oil additive 1, and strainer filter footpath is controlled at and is not more than 10 μ m.
At this, graphite is crystalline flake graphite, purity 99.99%, particle diameter smaller or equal to 0.5 micron be 90 weight %, and the particle diameter maximum is no more than 5 microns.
Embodiment 2
Adopt following proportioning raw materials: 8 parts of 16 parts in graphite (with embodiment 1), 9 parts of two succimides, 15 parts of potassium metaborates, 6 parts of 46 parts of base oil 150SN, BS150, polymethacrylate and the second third glue multipolymers.In addition, obtain composite gear oil additive 2 according to similarly to Example 1 method.
Embodiment 3
Adopt following proportioning raw materials: 20 parts in graphite, 7 parts of two succimides, 2 parts of mono butonediimides, 13 parts of three potassium borates, 50 parts of base oil 500SN, 8 parts of polymethacrylate.At this, graphite is amorphous graphite, purity 99%, particle diameter smaller or equal to 0.5 micron be 85 weight %, and the particle diameter maximum is no more than 5 microns.In addition, obtain composite gear oil additive 3 according to similarly to Example 1 method.
Embodiment 4
Adopt following proportioning raw materials: 4 parts of 11 parts in graphite (with embodiment 3), 7 parts of polyisobutene succinimides, 2 parts of two succimides, 15 parts of sodium metaborates, 16 parts of 39 parts of base oil 5.0cst, 10.0cst, 6 parts of polymethacrylate, polymethacrylate and the second third glue multipolymers.In addition, obtain composite gear oil additive 4 according to similarly to Example 1 method.
Embodiment 5
Adopt following proportioning raw materials: 18 parts in graphite, 5 parts of polyisobutene succinimides, 4 parts of two succimides, 13 parts of potassium metaborates, 50 parts of PAO8,10 parts of polymethacrylate.At this, graphite is crystalline flake graphite, purity 99%, particle diameter smaller or equal to 0.5 micron be 70 weight %, and the particle diameter maximum is no more than 7 microns.In addition, obtain composite gear oil additive 5 according to similarly to Example 1 method.
Embodiment 6
Adopt following proportioning raw materials: 4 parts of 15 parts in graphite (with embodiment 5), 6 parts of two succimides, 3 parts of mono butonediimides, 7 parts of three potassium borates, 8 parts of sodium metaborates, 10 52 parts of PAO, 5 parts of polymethacrylate, polymethacrylate and the second third glue multipolymers.In addition, obtain composite gear oil additive 6 according to similarly to Example 1 method.
(performance evaluation)
Each composite gear oil additive that obtains in the foregoing description 1～6 is added to respectively in the gear oil, be applicable to the gear lubrication of variable-speed motor wheel casing, have the effect of following excellence.
Table 1
As shown in Table 1, can be achieved as follows effect by gear oil additive of the present invention:
1, energy-conservation: as can to economize on electricity 10%～16%; Prolong the gear oil drain period more than one times.
2, environmental protection: reduce vibration equipment, reduce by 3～8 decibels of mechanicalness noises.
3, anti-attrition: improve loading capacity of oil film, reduce friction, reduce wearing and tearing 40%～50%, the life cycle that prolongs gear is more than one times.
4, synergy: comprehensively improve mechanical efficiency more than 3%.
And, the additive of embodiment 1～4 obviously is better than embodiment 5 and 6 at aspects such as economize on electricity, reduction noises, this is because the graphite particle diameter of embodiment 1～4 is controlled in preferable particle size scope of the present invention, promptly, particle diameter is more than the 80 weight % smaller or equal to 0.5 micron graphite, and the particle diameter maximum is no more than 5 microns.And then, embodiment 1 and 2 additive in economize on electricity, reduce aspect such as noise and also be better than embodiment 3 and 4, this is because embodiment 1 and 2 has adopted crystalline flake graphite, and embodiment 3 and 4 has adopted amorphous graphite.
Above embodiment only is a particular instantiation of the present invention, and protection scope of the present invention is not limited to these embodiment, and protection domain should be defined in appending claims.
Claims (10)
1, a kind of composite gear oil additive, constitute by graphite, borate, dispersion agent, stablizer and base oil, raw material is formed: graphite 10～20%, dispersion agent 5～9%, stablizer 5～10%, borate 10～20%, surplus are base oil, and each feed composition per-cent sum equals absolutely.
2, composite gear oil additive according to claim 1 is characterized in that, described graphite is for satisfying following condition:
1. graphite purity is greater than 98%,
2. particle diameter is more than the 80 weight % smaller or equal to 0.5 micron graphite, and the particle diameter maximum is no more than 5 microns.
3, composite gear oil additive according to claim 2 is characterized in that, described graphite is crystalline flake graphite.
4, composite gear oil additive according to claim 1 is characterized in that, described dispersion agent is to be selected from polyisobutene succinimide, mono butonediimide and the two succimide one or more.
5, composite gear oil additive according to claim 4 is characterized in that, described dispersion agent is the high molecular weight polyisobutylene succimide.
6, composite gear oil additive according to claim 1 is characterized in that, described borate is to be selected from sodium metaborate, potassium metaborate and three potassium borates one or more.
7, composite gear oil additive according to claim 1, it is characterized in that described stablizer is to be selected from polymethacrylate, polymethacrylate and the second third glue multipolymer and polymethacrylate and the olefin copolymer one or more.
8, composite gear oil additive according to claim 1 is characterized in that, described base oil is to be selected among mineral base oil 150SN, 500SN, the BS150 one or more.
9, composite gear oil additive according to claim 1 is characterized in that, described base oil is to be selected among Hydrodewaxing base oil 5.0cst, the 10.0cst one or both.
10, composite gear oil additive according to claim 1 is characterized in that, described base oil is one or more in synthetic hydrocarbon, halohydrocarbon, synthetic ester, polyglycol, the polyethers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007103016285A CN100535092C (en) | 2007-12-20 | 2007-12-20 | Composite gear oil additive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007103016285A CN100535092C (en) | 2007-12-20 | 2007-12-20 | Composite gear oil additive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101333474A CN101333474A (en) | 2008-12-31 |
| CN100535092C true CN100535092C (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007103016285A Expired - Fee Related CN100535092C (en) | 2007-12-20 | 2007-12-20 | Composite gear oil additive |
Country Status (1)
| Country | Link |
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| CN (1) | CN100535092C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071089B (en) * | 2009-11-20 | 2013-04-17 | 天津炼达集团有限公司 | Compound additive special for industrial gear oil |
| CN102041140B (en) * | 2010-01-19 | 2013-04-24 | 江苏惠源石油科技有限公司 | Anti-micro pitting gear oil composite additive |
| CN101880575B (en) * | 2010-07-01 | 2013-02-20 | 公丕桐 | Solid-liquid phase composite industrial gear oil |
| CN101880572B (en) * | 2010-07-01 | 2013-03-13 | 邹鸣 | Solid-liquid phase composite industrial gear oil additive |
| CN102627996B (en) * | 2012-03-30 | 2015-06-17 | 杭州得润宝油脂有限公司 | Borate anti-abrasion extreme pressure additive and preparing method thereof |
| CN105985834A (en) * | 2015-02-04 | 2016-10-05 | 青岛路比特化学有限公司 | Energy-saving and anti-friction graphite lubricating oil and preparation method therefor |
| CN105985838A (en) * | 2015-02-04 | 2016-10-05 | 青岛路比特化学有限公司 | Graphite lubricating oil friction-reducing additive and preparation method thereof |
| CN105038925B (en) * | 2015-06-30 | 2018-03-02 | 上海禾泰特种润滑科技股份有限公司 | Lubricant and preparation method thereof |
| CN105255565B (en) * | 2015-11-12 | 2019-01-29 | 杭州科技职业技术学院 | Automobile gearbox gear oil formula |
| CN107502406A (en) * | 2017-08-31 | 2017-12-22 | 张学瑞 | A kind of nano-graphite lubricant additive and preparation method thereof |
| CN109797031A (en) * | 2019-02-27 | 2019-05-24 | 青岛路比特科技有限公司 | A kind of energy-saving antifriction antiwear synthetic graphite industrial gear oil and preparation method thereof |
| CN110862860A (en) * | 2019-12-09 | 2020-03-06 | 威海润东化工科技有限公司 | Industrial gear lubricant and preparation method thereof |
-
2007
- 2007-12-20 CN CNB2007103016285A patent/CN100535092C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101333474A (en) | 2008-12-31 |
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