CN103725367A - Composite additive for industrial gear oil - Google Patents
Composite additive for industrial gear oil Download PDFInfo
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- CN103725367A CN103725367A CN201210388480.4A CN201210388480A CN103725367A CN 103725367 A CN103725367 A CN 103725367A CN 201210388480 A CN201210388480 A CN 201210388480A CN 103725367 A CN103725367 A CN 103725367A
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Abstract
The invention relates to a composite additive for industrial gear oil. The composite additive for industrial gear oil is basically characterized by comprising, by weight, 9-11% of an antioxidant; 8-10% of an antiwear agent; 10-12% of an anti-extreme pressure agent; 9-11% of a demulsifying agent; 10-12% of a foam inhibitor; 4-6% of a pour-point depressant; 4-6% of a tackifier; 3-4% of nanoscale copper oxide powder; 4-5% of nanoscale magnesium powder; and the balance base oil. The antioxidant is sterically hindered phenol; the antiwear agent is dialkyl dithiophosphate; the anti-extreme pressure agent is chlorinated paraffin; the demulsifying agent is polyalkoxyl polyol; the foam inhibitor is polyacrylic ester; the pour-point depressant is polyalkyl methacrylate; and the tackifier is polyisobutylene. Being economical and practical, the composite additive for industrial gear oil provided by the invention has the advantages of simple preparation scheme, strong thermal stability, good high temperature extrusion performance, strong oxidation resistance and high wear resistance, can prolong the demulsibility life, and can enhance the anti-foaming performance, and is superior to similar products in terms of comprehensive performance. The waste oil is degradable, thus improving the environmental protection requirements.
Description
(1) technical field
The present invention relates to a kind of gear oil additive, particularly a kind of preparation scheme and preparation method of composite additive of industrial gear oil.
(2) background technology
Along with the mankind's continuous progress and scientific and technical development, the reform of various mechanical means and innovation, proposed higher service requirements to each class lubricating oil and each type lubricating oil additive.The effect of the raising wheel box of effort of scientific workers aspect gear oil is to provide lower running cost for end user.But can cause higher gear speed and load like this, and higher fluid operating temperature.And the raising of existing gear oil urgent need is following problem:
1. higher change thermostability.
2. promote the extreme pressure property under high temperature.
3. promote oxidation resistent susceptibility.
4. extend the demulsification resistance life-span.
5. higher friction resistant effect.
6. promote anti-foaming property.
(3) summary of the invention
The object of the invention is the problem existing in above-mentioned technology, provide a kind of thermostability strong, high temperature extreme pressure property is good, and oxidation resistent susceptibility is strong, high wear-resistant.Extend the demulsification resistance life-span, and can promote anti-foaming property, operation is simple, economical and practical gear oil composite additive.
Technical scheme of the present invention:
A composite additive for industrial gear oil, essential characteristic is: by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder forms.Described oxidation inhibitor is sterically hindered phenol; Anti-wear agent is dialkyl dithiophosphate; Anti-extreme pressure agent is clorafin; Demulsifying agent is for having gathered oxygen Quito alcohol; Froth suppressor is polyacrylic ester; Pour point reducer is poly-alkylmethacrylate; Tackifier are polyisobutene; The weight percent of each component is: oxidation inhibitor 9-11%; Anti-wear agent 8-10%; Anti-extreme pressure agent 10-12%; Demulsifying agent 9-11%; Froth suppressor 10-12%; Pour point reducer 4-6%; Tackifier 4-6%; Nano level cupric oxide powder 3-4%; Nano level magnesium powder 4-5%.Surplus is base oil.
A composite additive for above-mentioned industrial gear oil, essential characteristic is: base oil is Poly alpha Olefins (PAO), polyethers, polyol resin, two fat, monoester, silicone oil, any three kinds of components mix.The weight quota ratio of three kinds of components is 1: 1: 1.Also any one component that can be in Poly alpha Olefins (PAO) and two kinds of components of polyethers and any one component of polyol resin, monoester and two fat or three kinds of components of silicone oil mix, and the weight quota of two kinds of components is 2: 1.
A composite additive for above-mentioned industrial gear oil, essential characteristic is: nano level cupric oxide powder and that average grain granularity of raising magnesium powder are 25-35nm.
A manufacture method for the composite additive of above-mentioned industrial gear oil, essential characteristic is: by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder mixes, and heats and controls temperature at 50-80 ℃, stirs 60-360 minute.After filtration, both obtained product.
Advantage of the present invention: the present invention is economical and practical.Preparation scheme is simple, and thermostability is strong, and high temperature extreme pressure energy is good, and oxidation resistent susceptibility is strong, high wear-resistant, extends the demulsification resistance life-span, and can promote anti-foaming property, and over-all properties is all better than like product.Waste oil degradable, improves environmental requirement.
(4) embodiment
Embodiment 1
A composite additive for industrial gear oil, by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder forms.Base oil is synthetic base oil, and two kinds of components of polyethers and two fat mix, and the weight quota of two kinds of components is 2: 1.Oxidation inhibitor is sterically hindered phenol; Anti-wear agent is dialkyl dithiophosphate; Anti-extreme pressure agent is clorafin; Demulsifying agent is for having gathered oxygen Quito alcohol; Froth suppressor is polyacrylic ester; Pour point reducer is poly-alkylmethacrylate; Tackifier are polyisobutene; The weight percent of each component is: base oil 39%; Oxidation inhibitor 9%; Anti-wear agent 8%; Anti-extreme pressure agent 10%; Demulsifying agent 9%; Froth suppressor 10%; Pour point reducer 4%; Tackifier 4%; Nano level cupric oxide powder 3%; Nano level magnesium powder 4%.By above-mentioned base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder; By each component, should add weight percent metering, then mix, heat and control temperature between 50-60 ℃, stir 120 minutes, after filtration, go out product of the present invention.
This product is added in ordinary gear oil by adding dosage 4%, after testing and result of practical application as follows:
1. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, anti-wear effect is better than 2 times of imported products.
2. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, anti-extreme pressure effect is better than 1.5 times of like products.
3. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, long mill wear scar diameter reduces by 60%.
4. thermal stability is higher than like product more than 1 times.
5. anti-foaming property is obviously better than other like products more than 1 times.
6. oxidation resistent susceptibility is higher than like product more than 1 times.
7. extend demulsibility more than 1 times.
8. used waste oil degradable, improves environmental requirement.
Embodiment 2
A composite additive for industrial gear oil, by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder forms.Base oil is synthetic base oil, and two kinds of components of polyethers and two fat mix, and the weight quota of two kinds of components is 2: 1.Oxidation inhibitor is sterically hindered phenol; Anti-wear agent is dialkyl dithiophosphate; Anti-extreme pressure agent is clorafin; Demulsifying agent is for having gathered oxygen Quito alcohol; Froth suppressor is polyacrylic ester; Pour point reducer is poly-alkylmethacrylate; Tackifier are polyisobutene; The weight percent of each component is: base oil 23%; Oxidation inhibitor 11%; Anti-wear agent 10%; Anti-extreme pressure agent 12%; Demulsifying agent 11%; Froth suppressor 12%; Pour point reducer 6%; Tackifier 6%; Nano level cupric oxide powder 4%; Nano level magnesium powder 5%.By above-mentioned base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder; By each component, should add weight percent metering, then mix, heat and control temperature between 65-75 ℃, stir 240 minutes, after filtration, go out product of the present invention.
This product is added in ordinary gear oil by adding dosage 4%, after testing and result of practical application as follows:
1. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, anti-wear effect is better than 2.2 times of imported products.
2. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, anti-extreme pressure effect is better than 1.5 times of like products.
3. use lubrication oil antiwear extreme pressure experimental machine to carry out performance test, long mill wear scar diameter reduces by 65%.
4. thermal stability is higher than like product more than 1 times.
5. anti-foaming property is obviously better than other like products more than 1 times.
6. oxidation resistent susceptibility is higher than like product more than 1 times.
7. extend demulsibility more than 1 times.
8. used waste oil degradable, improves environmental requirement.
Claims (4)
- The composite additive of 1.Yi Zhong industrial gear oil, essential characteristic is: by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder forms.Described oxidation inhibitor is sterically hindered phenol; Anti-wear agent is dialkyl dithiophosphate; Anti-extreme pressure agent is clorafin; Demulsifying agent is for having gathered oxygen Quito alcohol; Froth suppressor is polyacrylic ester; Pour point reducer is poly-alkylmethacrylate; Tackifier are polyisobutene; The weight percent of each component is: oxidation inhibitor 9-11%; Anti-wear agent 8-10%; Anti-extreme pressure agent 10-12%; Demulsifying agent 9-11%; Froth suppressor 10-12%; Pour point reducer 4-6%; Tackifier 4-6%; Nano level cupric oxide powder 3-4%; Nano level magnesium powder 4-5%.Surplus is base oil.
- 2. according to the composite additive of a kind of industrial gear oil described in claim one, essential characteristic is: base oil is Poly alpha Olefins (PAO), polyethers, and polyol resin, two fat, monoester, silicone oil, any three kinds of components mix.The weight quota ratio of three kinds of components is 1: 1: 1.Also any one component that can be in Poly alpha Olefins (PAO) and two kinds of components of polyethers and any one component of polyol resin, monoester and two fat or three kinds of components of silicone oil mix, and the weight quota of two kinds of components is 2: 1.
- 3. according to the composite additive of a kind of industrial gear oil described in claim one, essential characteristic is: nano level cupric oxide powder and that average grain granularity of raising magnesium powder are 25-35nm.
- 4. according to the manufacture method of the composite additive of a kind of industrial gear oil described in claim one, essential characteristic is: by base oil; Oxidation inhibitor; Anti-wear agent; Anti-extreme pressure agent; Demulsifying agent; Froth suppressor; Pour point reducer; Tackifier; Nano level cupric oxide powder; Nano level magnesium powder mixes, and heats and controls temperature at 50-80 ℃, stirs 60-360 minute.After filtration, both obtained product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210388480.4A CN103725367A (en) | 2012-10-12 | 2012-10-12 | Composite additive for industrial gear oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210388480.4A CN103725367A (en) | 2012-10-12 | 2012-10-12 | Composite additive for industrial gear oil |
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| CN103725367A true CN103725367A (en) | 2014-04-16 |
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| CN201210388480.4A Pending CN103725367A (en) | 2012-10-12 | 2012-10-12 | Composite additive for industrial gear oil |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591790A (en) * | 2019-07-23 | 2019-12-20 | 青岛博士德润滑科技有限公司 | Preparation method of environment-friendly copper corrosion inhibitor |
| CN114507513A (en) * | 2020-11-17 | 2022-05-17 | 中国石油化工股份有限公司 | High-temperature-resistant non-aqueous system solid-free spacer fluid and preparation method thereof |
| CN114621804A (en) * | 2021-12-25 | 2022-06-14 | 科特龙流体科技（扬州）有限公司 | Composite extreme pressure additive and preparation method thereof |
-
2012
- 2012-10-12 CN CN201210388480.4A patent/CN103725367A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591790A (en) * | 2019-07-23 | 2019-12-20 | 青岛博士德润滑科技有限公司 | Preparation method of environment-friendly copper corrosion inhibitor |
| CN110591790B (en) * | 2019-07-23 | 2021-12-31 | 青岛博士德润滑科技有限公司 | Preparation method of environment-friendly copper corrosion inhibitor |
| CN114507513A (en) * | 2020-11-17 | 2022-05-17 | 中国石油化工股份有限公司 | High-temperature-resistant non-aqueous system solid-free spacer fluid and preparation method thereof |
| CN114621804A (en) * | 2021-12-25 | 2022-06-14 | 科特龙流体科技（扬州）有限公司 | Composite extreme pressure additive and preparation method thereof |
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Application publication date: 20140416 |