CN103725349A - Composite additive used for industrial gear oil - Google Patents
Composite additive used for industrial gear oil Download PDFInfo
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- CN103725349A CN103725349A CN201210387856.XA CN201210387856A CN103725349A CN 103725349 A CN103725349 A CN 103725349A CN 201210387856 A CN201210387856 A CN 201210387856A CN 103725349 A CN103725349 A CN 103725349A
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- composite additive
- oil
- extreme pressure
- industrial gear
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Abstract
The invention relates to a composite additive used for industrial gear oil. The composite additive is basically characterized by comprising, by weight, 7-9% of an antioxidant; 6-8% of an anti-abrasion agent; 5-6% of a metal deactivator; 5-7% of an antiwear agent; 4-6% of an extreme pressure agent; 8-10% of a demulsifying agent; 4-5% of a friction modifier; 5-7% of a pour point depressant; 8-10% of a foam inhibitor; 8-10% of metal magnesium powder; 4-6% of graphite, and the balance base oil. Being economical and practical, the composite additive used 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, also can enhance the anti-foaming performance, and has comprehensive performance superior to that of similar products. The waste oil is degradable, thus improving the environmental protection requirements.
Description
(1) technical field
The present invention relates to a kind of composite additive for industrial gear oil, particularly a kind of preparation scheme and preparation method of the composite additive for 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 a kind of composite additive for industrial gear oil.
Technical scheme of the present invention:
For a composite additive for industrial gear oil, essential characteristic is: by base oil; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite forms.Described oxidation inhibitor is ashless dialkyl dithio amino formate; Anti scuffing agent is metal sulfonate; Metal passivator is thiadiazole; Anti-wear agent is phosphorodithioate; Extreme pressure agent is dialkyl dithiophosphoric acid antimony; Demulsifying agent is the poly-many alcohol of alkoxyl group; Friction improver is long-chain ester; Pour point reducer is poly-alkylmethacrylate; Froth suppressor is polyacrylic ester.The weight percent of each component is: oxidation inhibitor 7-9%; Anti scuffing agent 6-8%; Metal passivator 5-6%; Anti-wear agent 5-7%; Extreme pressure agent 4-6%; Demulsifying agent 8-10%; Friction improver 4-5%; Pour point reducer 5-7%; Froth suppressor 8-10%; Metal magnesium powder 8-10%; Graphite 4-6%.Surplus is base oil.
An above-mentioned composite additive for 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.
An above-mentioned composite additive for industrial gear oil, essential characteristic is: metal magnesium powder is nano level.Mean particle size is 25-35nm.
A manufacture method for the above-mentioned composite additive for industrial gear oil, essential characteristic is: by base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite 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
Be exclusively used in a composite additive for industrial gear oil, by base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite 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 ashless dialkyl dithio amino formate; Anti scuffing agent is metal sulfonate; Metal passivator is thiadiazole; Anti-wear agent is phosphorodithioate; Extreme pressure agent is dialkyl dithiophosphoric acid antimony; Demulsifying agent is the poly-many alcohol of alkoxyl group; Friction improver is long-chain ester; Pour point reducer is poly-alkylmethacrylate; Froth suppressor is polyacrylic ester; The weight percent of each component is: base oil 36%; ; Oxidation inhibitor 7%; Anti scuffing agent 6%; Metal passivator 5%; Anti-wear agent 5%; Extreme pressure agent 4%; Demulsifying agent 8%; Friction improver 4%; Pour point reducer 5%; Froth suppressor 8%; Metal magnesium powder 8%; Graphite 4%.By above-mentioned base oil; Base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite; By each component, should add weight percent metering, mix, heat and control temperature between 55-70 ℃, stir 120 minutes, after filtration, go out product of the present invention.
Product of the present invention is added in ordinary gear oil by adding dosage 4%, draws following result with practical application after testing;
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. thermostability 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
Be exclusively used in a composite additive for industrial gear oil, by base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite 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 ashless dialkyl dithio amino formate; Anti scuffing agent is metal sulfonate; Metal passivator is thiadiazole; Anti-wear agent is phosphorodithioate; Extreme pressure agent is dialkyl dithiophosphoric acid antimony; Demulsifying agent is the poly-many alcohol of alkoxyl group; Friction improver is long-chain ester; Pour point reducer is poly-alkylmethacrylate; Froth suppressor is polyacrylic ester; The weight percent of each component is: base oil 16%; ; Oxidation inhibitor 9%; Anti scuffing agent 8%; Metal passivator 6%; Anti-wear agent 7%; Extreme pressure agent 6%; Demulsifying agent 10%; Friction improver 5%; Pour point reducer 7%; Froth suppressor 10%; Metal magnesium powder 10%; Graphite 6%.By above-mentioned base oil; Base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite; By each component, should add weight percent metering, mix, heat and control temperature between 55-70 ℃, stir 240 minutes, after filtration, go out product of the present invention.
Product of the present invention is added in ordinary gear oil by adding dosage 4%, draws following result with practical application after testing:
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. thermostability 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)
1. for a composite additive for industrial gear oil, essential characteristic is: by base oil; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite forms.Described oxidation inhibitor is ashless dialkyl dithio amino formate; Anti scuffing agent is metal sulfonate; Metal passivator is thiadiazole; Anti-wear agent is phosphorodithioate; Extreme pressure agent is dialkyl dithiophosphoric acid antimony; Demulsifying agent is the poly-many alcohol of alkoxyl group; Friction improver is long-chain ester; Pour point reducer is poly-alkylmethacrylate; Froth suppressor is polyacrylic ester.The weight percent of each component is: oxidation inhibitor 7-9%; Anti scuffing agent 6-8%; Metal passivator 5-6%; Anti-wear agent 5-7%; Extreme pressure agent 4-6%; Demulsifying agent 8-10%; Friction improver 4-5%; Pour point reducer 5-7%; Froth suppressor 8-10%; Metal magnesium powder 8-10%; Graphite 4-6%.Surplus is base oil.
2. according to a kind of composite additive for 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 a kind of composite additive for industrial gear oil described in claim one, essential characteristic is: metal magnesium powder is nano level.Mean particle size is 25-35nm.
4. according to the manufacture method of a kind of composite additive for industrial gear oil described in claim one, essential characteristic is: by base oil; ; Oxidation inhibitor; Anti scuffing agent; Metal passivator; Anti-wear agent; Extreme pressure agent; Demulsifying agent; Friction improver; Pour point reducer; Froth suppressor; Metal magnesium powder; Graphite 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 |
|---|---|---|---|
| CN201210387856.XA CN103725349A (en) | 2012-10-12 | 2012-10-12 | Composite additive used for industrial gear oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210387856.XA CN103725349A (en) | 2012-10-12 | 2012-10-12 | Composite additive used for industrial gear oil |
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| Publication Number | Publication Date |
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| CN103725349A true CN103725349A (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210387856.XA Pending CN103725349A (en) | 2012-10-12 | 2012-10-12 | Composite additive used for industrial gear oil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500346A (en) * | 2020-04-21 | 2020-08-07 | 辽宁三特石油化工有限公司 | Gear oil with long service life |
| CN114806677A (en) * | 2022-05-10 | 2022-07-29 | 新乡市瑞丰新材料股份有限公司 | Extreme pressure antiwear agent special for gear oil and preparation method thereof |
-
2012
- 2012-10-12 CN CN201210387856.XA patent/CN103725349A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500346A (en) * | 2020-04-21 | 2020-08-07 | 辽宁三特石油化工有限公司 | Gear oil with long service life |
| CN114806677A (en) * | 2022-05-10 | 2022-07-29 | 新乡市瑞丰新材料股份有限公司 | Extreme pressure antiwear agent special for gear oil and preparation method thereof |
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Application publication date: 20140416 |