CN101870904A - Gear oil additive compound with excellent demulsification performance - Google Patents
Gear oil additive compound with excellent demulsification performance Download PDFInfo
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- CN101870904A CN101870904A CN 201010206887 CN201010206887A CN101870904A CN 101870904 A CN101870904 A CN 101870904A CN 201010206887 CN201010206887 CN 201010206887 CN 201010206887 A CN201010206887 A CN 201010206887A CN 101870904 A CN101870904 A CN 101870904A
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Abstract
The invention relates to a gear oil additive compound with excellent demulsification performance, which is a lubricating oil additive compound for a gear transmission system and belongs to the technical field of lubricating oil additives. The gear oil additive compound comprises the following raw materials by mass percent: 48-80 percent of sulphureous EP antiwear agent, 10-35 percent of phosphorous antiwear angent, 1-10 percent of metal deactivator, 5-20 percent of detergent and 2-5 percent of antirusting agent, wherein the percent sum of the raw materials is 100 percent. In the additive compound, mannich amine detergent which is normally used in the existing gasoline detergent is utilized to replace polyisobutylene succinimide, alkaline sulfoacid calcium and magnesium detergent which are used in traditional lubricating oil additives, thereby the demulsification performance of industrial gear lubricating oil is remarkably improved.
Description
Technical field
The present invention relates to a kind of gear oil additive composition of excellent demulsification performance, is a kind of additive composition for lubricant oil that is used for gear train assembly, belongs to the lubricating oil additive technical field.
Background technology
At present, because the variation of oil refining process and raw material, it is unstable that the quality of base oil becomes all the more, this has proposed stern challenge to lubricating oil processing merchant and additive supplier, it is interim that what have the greatest impact is the demulsification performance of lubricating oil, lubricating oil additive in the past, owing to adopt polyisobutene succinimide and alkaline sulfoacid calcium, magnesium detergent-dispersant additives etc. are as peace and quiet dispersed component, the underproof phenomenon of demulsification performance often takes place when making the base oil blending, so, develop and a kind ofly have the adaptive compositions of additives of wide spectrum base oil and have very important significance.
Summary of the invention
The purpose of this invention is to provide a kind of additive composite of lubricating oil for industrial gears with very strong demulsification performance, replace the polyisobutene succinimide that uses in the conventional lubrication oil additive and alkaline sulfoacid calcium, magnesium purification agent with the existing Manny phase amine purification agent that in gasoline cleaning agent, often uses, to improve the demulsification performance of lubricating oil for industrial gears, and require thermostability, do not produce any negative impact with consistency, thermal oxidation stability, rust-preventing characteristic and the resistance to abrasion of base oil, make it be applicable to the mediation of various base oils.Satisfy the GB13895-92 specification requirement with its synthetic heavy duty automobile gear grease (APIGL-5); With it synthetic in, the heavy loading lubricating oil for industrial gears satisfies the GB5903-95 specification requirement.
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes, extreme pressure anti-wear additives, phosphorated anti-wear agent, metal passivator, purification agent and rust-preventive agent by sulfur-bearing are formed, raw material is formed: the extreme pressure anti-wear additives 48～80% of sulfur-bearing, phosphorated anti-wear agent 10～35%, metal passivator 1～10%, purification agent 5～20%, rust-preventive agent 2～5%, each feed composition per-cent sum equals absolutely.Its preparation method is as follows: elder generation joins the extreme pressure anti-wear additives of sulfur-bearing in the enamel blending kettle of belt stirrer in proportion, in proportion phosphorated anti-wear agent and rust-preventive agent are joined in the blending kettle then, keep the still temperature between 60～70 ℃, continuously stirring 4 hours, in proportion metal passivator and purification agent are joined in the mediation still at last, keep the still temperature between 40～50 ℃, continuously stirring 2 hours, all dissolve to mixture, and journey homogeneous transparent shape.
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes, replace polyisobutene succinimide and the alkaline sulfoacid calcium used in the conventional lubrication oil additive with the existing Manny phase amine purification agent that in gasoline cleaning agent, often uses, the magnesium purification agent, test is found, can improve the demulsification performance of lubricating oil for industrial gears significantly, and to thermostability, consistency with base oil, thermal oxidation stability, rust-preventing characteristic and resistance to abrasion do not have any negative impact, simultaneously, also improve the bright degree of compositions of additives, be applicable to the mediation of various base oils.Satisfy the GB13895-92 specification requirement with its synthetic heavy duty automobile gear grease (APIGL-5); With it synthetic in, the heavy loading lubricating oil for industrial gears satisfies the GB5903-95 specification requirement.
Embodiment
Be described more specifically the present invention below.
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes, its component comprises: the extreme pressure anti-wear additives of (1) at least a sulfur-bearing, be at least a phosphorated anti-wear agent of sulfide isobutene (2), be the multiple ester amine salt of sulphur phosphoric acid, or be thiophosphatephosphorothioate and amine salt derivative thereof, or be phosphoric acid ester and amine salt derivative thereof, or be at least a metal passivator of mixture (3) of their arbitrary combination, be the thiadiazole derivative, or be the 124 Triazole analog derivative, or be at least a purification agent of mixture (4) of their arbitrary combination, be at least a rust-preventive agent of Manny phase amine (5), be alkenyl succinic acid fat, or be barium dinonyl napthalene sulphonate, or be the mixture of their arbitrary combination.Raw material is formed: the suitable proportion of component (1) is 48～80%, and preferred proportion is 55～65%, further is 58～63%; The suitable proportion of component (2) is 10～35%, and preferred proportion is 12～30%, further is 15～22%; The suitable proportion of component (3) is 1～10%, and preferred proportion is 1.2～6.6%, further is 1.8～2.9%; The suitable proportion of component (4) is 5～20%, and preferred proportion is 7～17%, further is 9～15%.The suitable proportion of component (5) is 2～5%, and preferred proportion is 2.2～4.0%, further is 2.5～3%.
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes, its preparation method is as follows: at first, in proportion component (1) is joined in the enamel blending kettle of belt stirrer; Secondly, in proportion component (2) and component (5) are joined in the blending kettle, keep the still temperature between 60～70 ℃, continuously stirring 4 hours; At last, component (3), component (4) are joined be in harmonious proportion in the still in proportion, keep the still temperature between 40～50 ℃, continuously stirring 2 hours is all dissolved to mixture, and journey homogeneous transparent shape.
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes, replace the polyisobutene succinimide that uses in the conventional lubrication oil additive and alkaline sulfoacid calcium, magnesium purification agent with the existing Manny phase amine purification agent that in gasoline cleaning agent, often uses, find through test, can improve the demulsification performance of lubricating oil for industrial gears so significantly, and to thermostability, do not have any negative impact with consistency, thermal oxidation stability, rust-preventing characteristic and the resistance to abrasion of base oil; Simultaneously, because the existence of polyethers is arranged, can also improve the bright degree of compositions of additives.A kind of additive composite of lubricating oil for industrial gears that the present invention proposes is applicable to various base oils, satisfies the GB13895-92 specification requirement with its synthetic heavy duty automobile gear grease (APIGL-5); With it synthetic in, the heavy loading lubricating oil for industrial gears satisfies the GB5903-95 specification requirement.
Specifically describe the present invention below in conjunction with embodiment.Here, " part " expression mass parts in following examples, and following each gradation composition is the commodity of selling and easily obtaining on the market.
Embodiment 1
65 parts of sulfide isobutenes (T321) extreme pressure anti-wear additives is joined in the enamel blending kettle of belt stirrer, then 15 parts of thiophosphatephosphorothioates and amine salt derivative (T307) anti-wear agent, 2 parts of alkenyl succinic acid fat (T747) and 1 part of barium dinonyl napthalene sulphonate (T705) rust-preventive agent are joined in the blending kettle, keep the still temperature between 60～70 ℃, continuously stirring 4 hours; At last, 2 parts of thiadiazole derivative (T561) metal passivators and 15 portions of Manny phase amine purification agents are joined be in harmonious proportion in the still, keep the still temperature between 40～50 ℃, continuously stirring 2 hours is all dissolved to mixture, and even journey transparence.
Embodiment 2
60 parts of sulfide isobutenes (T321) extreme pressure anti-wear additives is joined in the enamel blending kettle of belt stirrer, then 15 parts of thiophosphatephosphorothioates and amine salt derivative (T307) anti-wear agent, 2 parts of alkenyl succinic acid fat (T747) and 1 part of barium dinonyl napthalene sulphonate (T705) rust-preventive agent are joined in the blending kettle, keep the still temperature between 6 ()～70 ℃, continuously stirring 4 hours; At last, 2 parts of thiadiazole derivative (T561) metal passivators and 20 portions of Manny phase amine purification agents are joined be in harmonious proportion in the still, keep the still temperature between 40～50 ℃, continuously stirring 2 hours is all dissolved to mixture, and even journey transparence.
(performance evaluation)
In order to screen binder component and compositions of additives, the present invention has adopted various test methods to carry out Simulation evaluation in the laboratory.
Inhibiting mineral oil is rust prevention test method (GB/T11143 or ASTMD665) in the presence of water;
Lubricant resistance to emulsion pipette method (GB/T8022 or ASTMD27);
Lubricating oil extreme pressure property assay method (GB/T3142);
Lubrication oil antiwear performance measurement method (SH/T0189);
Petroleum products copper strip test method (GB/T5906 or ASTMD130);
Lubricating oil extreme pressure property assay method (Timken test) (GB/T11144);
Lubricating oil supporting capacity assay method (CL-100) (SH/T0306 or ASTMD5182);
Extreme pressure lublicating oil oxidation stability assay method (SI-I/T0123).
The gear oil additive composition of a kind of excellent demulsification performance that the present invention proposes all meets above-mentioned judgement criteria with the lubricating oil for industrial gears of its mediation through estimating.Now only the test result of demulsification performance method of testing is listed in table 1 and table 2:
Table 1
Wherein T154 is a diene base succimide.
Table 2
Above-mentioned data show that according to lubricating oil for industrial gears provided by the present invention, its demulsification performance has raising significantly.
Above embodiment only is a concrete example 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 (6)
1. the gear oil additive composition of an excellent demulsification performance is characterized in that it contains:
(1) extreme pressure anti-wear additives of at least a sulfur-bearing is sulfide isobutene,
(2) at least a phosphorated anti-wear agent is the multiple ester amine salt of sulphur phosphoric acid, or is thiophosphatephosphorothioate and amine salt derivative thereof, or be phosphoric acid ester and amine salt derivative thereof, or is the mixture of their arbitrary combination,
(3) at least a metal passivator is the thiadiazole derivative, or is the 124 Triazole analog derivative, or is the mixture of their arbitrary combination,
(4) at least a purification agent is Manny phase amine,
(5) at least a rust-preventive agent is alkenyl succinic acid fat, or is barium dinonyl napthalene sulphonate, or is the mixture of their arbitrary combination.
2. compositions of additives according to claim 1 is characterized in that the suitable proportion (by percentage to the quality) of component (1) is 48～80%, and preferred proportion is 55～65%, further is 58～63%.
3. compositions of additives according to claim 1 is characterized in that the suitable proportion (by percentage to the quality) of component (2) is 10～35%, and preferred proportion is 12～30%, further is 15～22%.
4. compositions of additives according to claim 1 is characterized in that the suitable proportion (by percentage to the quality) of component (3) is 1～10%, and preferred proportion is 1.2～6.6%, further is 1.8～2.9%.
5. compositions of additives according to claim 1 is characterized in that the suitable proportion (by percentage to the quality) of component (4) is 5～20%, and preferred proportion is 7～17%, further is 9～15%
6. compositions of additives according to claim 1 is characterized in that the suitable proportion (by percentage to the quality) of component (5) is 2～5%, and preferred proportion is 2.2～4.0%, further is 2.5～3%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206887 CN101870904A (en) | 2010-06-23 | 2010-06-23 | Gear oil additive compound with excellent demulsification performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206887 CN101870904A (en) | 2010-06-23 | 2010-06-23 | Gear oil additive compound with excellent demulsification performance |
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| Publication Number | Publication Date |
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| CN101870904A true CN101870904A (en) | 2010-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010206887 Pending CN101870904A (en) | 2010-06-23 | 2010-06-23 | Gear oil additive compound with excellent demulsification performance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724580A (en) * | 2018-07-16 | 2020-01-24 | 中国石油化工股份有限公司 | Gear oil extreme pressure antiwear additive composition and application thereof |
| CN113049786A (en) * | 2019-12-26 | 2021-06-29 | 中国石油天然气股份有限公司 | Method for determining emulsifying property of additive |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0531585A1 (en) * | 1991-09-09 | 1993-03-17 | Ethyl Petroleum Additives Limited | Oil additive concentrates and lubricants of enhanced performance capabilities |
| CN1203262A (en) * | 1997-06-23 | 1998-12-30 | 中国石化兰州炼油化工总厂 | Gear lubricating oil additive composition |
| CN1403549A (en) * | 2001-08-24 | 2003-03-19 | 中国石油天然气股份有限公司 | Additive composition for industrial gear oil |
| CN1519302A (en) * | 2003-01-15 | 2004-08-11 | 乙基日本株式会社 | Prolonged discharge and thermal stabilized gear oil formula |
-
2010
- 2010-06-23 CN CN 201010206887 patent/CN101870904A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0531585A1 (en) * | 1991-09-09 | 1993-03-17 | Ethyl Petroleum Additives Limited | Oil additive concentrates and lubricants of enhanced performance capabilities |
| CN1203262A (en) * | 1997-06-23 | 1998-12-30 | 中国石化兰州炼油化工总厂 | Gear lubricating oil additive composition |
| CN1403549A (en) * | 2001-08-24 | 2003-03-19 | 中国石油天然气股份有限公司 | Additive composition for industrial gear oil |
| CN1519302A (en) * | 2003-01-15 | 2004-08-11 | 乙基日本株式会社 | Prolonged discharge and thermal stabilized gear oil formula |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724580A (en) * | 2018-07-16 | 2020-01-24 | 中国石油化工股份有限公司 | Gear oil extreme pressure antiwear additive composition and application thereof |
| CN110724580B (en) * | 2018-07-16 | 2022-04-05 | 中国石油化工股份有限公司 | Gear oil extreme pressure antiwear additive composition and application thereof |
| CN113049786A (en) * | 2019-12-26 | 2021-06-29 | 中国石油天然气股份有限公司 | Method for determining emulsifying property of additive |
| CN113049786B (en) * | 2019-12-26 | 2024-03-01 | 中国石油天然气股份有限公司 | Additive emulsifying property determining method |
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Application publication date: 20101027 |