CN101967417A - Lubricating grease composite and preparation method thereof - Google Patents
Lubricating grease composite and preparation method thereof Download PDFInfo
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- CN101967417A CN101967417A CN2010105052610A CN201010505261A CN101967417A CN 101967417 A CN101967417 A CN 101967417A CN 2010105052610 A CN2010105052610 A CN 2010105052610A CN 201010505261 A CN201010505261 A CN 201010505261A CN 101967417 A CN101967417 A CN 101967417A
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Abstract
The invention provides a lubricating grease composite comprising the following components in parts by weight: 10 to 60 parts of magnesium silicate thickening agent and136 to 196 parts of base oil, wherein the molecular formula of the magnesium silicate thickening agent is Si12Mg8O30(H2O)4.8H2O; the base oil is one or more than one selected from hydrocarbon oil, ester oil, polyether oil and silicone oil; the molecule of the magnesium silicate thickening agent used by the invention is formed by connecting two layers of tetrahedron silicon dioxide units through a central oxygen atom and a layer of discontinuous magnesium atom octahedron; the magnesium silicate thickening agent is a polarity thickening agent; the magnesium silicate thickening agent is dispersed in the base oil without adding the polarity thickening agent; and lubricating grease containing the magnesium silicate thickening agent has the advantages of high temperature resistance, and good mechanical stability and colloid stability. The invention also provides a preparation method of the lubricating grease composite.
Description
Technical field
The present invention relates to the lubricating grease field, be specifically related to a kind of grease composition and preparation method thereof.
Background technology
Lubricating grease is that viscosifying agent is scattered in a kind of stable solid or the semi-solid product that forms in the base oil, also can add additive and filler in lubricating grease, to improve capability of lubricating grease.Lubricating grease can reduce the friction of component of machine contact surface, protects and seal described contact surface.Lubricating grease can also form layer protective layer on equipment surface in addition, prevents that the metallic surface from getting rusty and corrode.Simultaneously, lubricating grease can be attached to vertical surface at normal temperatures and not run off, and can have irreplaceable the holding a little of other lubricant in the work of the friction position of unlimited or poor sealing, is widely used in industries such as metallurgy, automobile mechanical manufacturing.
According to the difference of use viscosifying agent, lubricating grease can be divided into many types, as soap base thickened agent lubricant grease, alkyl thickened agent lubricant grease, inorganic thickening agent lubricating grease and organic thickened agent lubricant grease etc.Bentonite-thickened grease is a kind of important inorganic thickening agent lubricating grease, its viscosifying agent be the natural clay ore deposit by the processing modified modified alta-mud that forms, have high temperature resistant and favorable mechanical is stable and performance such as colloidal stability.
At present in the preparation process of bentonite-thickened grease, because the difference of modified alta-mud quality, the modified alta-mud molecular polarity is also just different, dispersion effect difference in base oil, so generally need in base oil-wilkinite system, add the polarity dispersion agent, the wilkinite crystal is expanded, thereby reach the effect of multiviscosisty base oil, and form the lubricating grease colloid.Because source, the production technique difference of modified alta-mud are formed also relative complex, the kind of employed polarity dispersion agent and consumption are all inequality.If it is improper that the kind of polarity dispersion agent and consumption are selected, not only can increase process procedure, prolong the time of making lubricating grease, even can reduce high thermal resistance, mechanical stability and the colloidal stability of lubricating grease.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of grease composition is provided, and need not use the polarity dispersion agent also can make viscosifying agent multiviscosisty base oil.
In order to overcome the above problems, the invention provides a kind of comprising:
Count 10 parts～60 parts Magnesium Silicate q-agent viscosifying agent by weight;
136 parts～196 parts base oil;
The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil.
Preferably, also comprise 0～5 part oxidation inhibitor.
Preferably, described oxidation inhibitor is pentanoic, di-iso-octyldiphenylamine, N-phenyl-α-aniline, 2,6 ditertiary butyl p cresol or 2,6 di tert butyl 4 methyl phenol.
Preferably, also comprise 0～10 part extreme pressure anti-wear additives.
Preferably, described extreme pressure anti-wear additives is dialkyldithiocarbamacompositions oxysulfide, organic molybdenum complex compound, olefine sulfide, phosphoric acid ester, thiadiazoles and derivative thereof, sulfurized fatty, tetrafluoroethylene, molybdenumdisulphide, tungsten disulfide, boron nitride or graphite.
Preferably, also comprise 0～5 part rust resistance and corrosion resistance additive.
Preferably, described rust resistance and corrosion resistance additive is 124 Triazole and derivative, thiadiazoles and derivative thereof or benzene a pair of horses going side by side thiazole.
The present invention also provides a kind of preparation method of grease composition, comprising:
10 parts～60 parts Magnesium Silicate q-agent viscosifying agents are dispersed in 136 parts～196 parts the base oil, obtain dispersion system; The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil;
Heat described dispersion system, and the dispersion system after the described heating is carried out the homogenizing dispersion treatment obtain grease composition.
Preferably, also comprise 0～5 part oxidation inhibitor, 0～10 part extreme pressure anti-wear additives, 0～5 part rust resistance and corrosion resistance additive are added in the dispersion system after the described heating.
Preferably, use three disc sharpeners, colloidal mill or homogenizer to carry out described homogenizing dispersion treatment.
The invention provides a kind of grease composition, comprise and count 10 parts～60 parts Magnesium Silicate q-agent viscosifying agent by weight; 136 parts～196 parts base oil; The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil.The molecule of the Magnesium Silicate q-agent viscosifying agent that the present invention uses is connected to form by a central oxygen atom and the discontinuous magnesium atom octahedron of one deck by two-layer tetrahedron silicon-dioxide unit, described Magnesium Silicate q-agent viscosifying agent is the polarity viscosifying agent, and the Magnesium Silicate q-agent viscosifying agent is dispersed in does not need to add the polarity dispersion agent in the base oil.The Magnesium Silicate q-agent viscosifying agent of the present invention's use is to obtain fibrous Magnesium Silicate q-agent by natural sepiolite clay ore deposit by operations such as materialization purification, micronize and chemomorphosis in addition; utilize the fibrous Magnesium Silicate q-agent purity height of this prepared; impurity is few, has stable molecular structure.Described Magnesium Silicate q-agent viscosifying agent has high temperature resistant and favorable mechanical stability and colloidal stability, thereby uses the lubricating grease of described Magnesium Silicate q-agent viscosifying agent also to have high temperature resistant and favorable mechanical stability and colloidal stability.
The present invention also provides a kind of preparation method of grease composition, comprising: 10 parts～60 parts Magnesium Silicate q-agent viscosifying agents are dispersed in 136 parts～196 parts the base oil, obtain dispersion system; The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil; Heat described dispersion system, and the dispersion system after the described heating is carried out the homogenizing dispersion treatment obtain grease composition.The present invention has used molecular formula to be Si
12Mg
8O
30(H
2O)
48H
2The Magnesium Silicate q-agent viscosifying agent of O, described Magnesium Silicate q-agent viscosifying agent is that the polarity viscosifying agent can be scattered in uniformly in the base oil and do not need to add the polarity dispersion agent in base oil, solved in the prior art viscosifying agent is dispersed in and needed the complex process selecting the polarity dispersion agent and bring in the base oil by the difference of polarity dispersion agent kind, problems such as preparation time prolongation, also anti-in addition stop polarity dispersion agent reduces capability of lubricating grease.
Embodiment
In order further to understand the present invention, below in conjunction with embodiment the preferred embodiments of the invention are described, but should be appreciated that just restriction of these descriptions for further specifying the features and advantages of the present invention rather than patent of the present invention being required.
The invention provides a kind of grease composition, comprising: count 10 parts～60 parts Magnesium Silicate q-agent viscosifying agent by weight; 136 parts～196 parts base oil;
The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil.
The molecular formula of the Magnesium Silicate q-agent viscosifying agent that the present invention uses is Si
12Mg
8O
30(H
2O)
48H
2O is connected to form by a central oxygen atom and the discontinuous magnesium atom octahedron of one deck by two-layer tetrahedron silicon-dioxide unit.The Magnesium Silicate q-agent viscosifying agent that the present invention uses is to obtain fibrous Magnesium Silicate q-agent by natural sepiolite clay ore deposit by operations such as materialization purification, micronize and chemomorphosis; has the purity height; impurity is few; the characteristics of stable in properties; adaptability to base oil and additive is better; prepared lubricating grease physicochemical property is better, and range of application is wider.
The base oil that the present invention uses is selected from one or more in hydrocarbon base oils, ester class base oil, polyethers base oil, the silicone oil base oil.Described hydrocarbon base oils can be paraffin base mineral oil, naphthenic mineral oil, intermediate base mineral oil, synthetic hydrocarbon or vegetables oil; Described ester class base oil can be dibasic acid esters oil, polyvalent alcohol ester oil, compound ester oil, trimellitic acid ester oil; Described polyethers base oil is selected from oxyethane, propylene oxide, butylene oxide ring and/or long-chain 1, the polyethers of 2-oxirane; Described silicone oil base oil can be methyl-silicone oil, ethyl silicon oil, tolyl silicone oil, chloro-phenyl-silicone oil and phenylbenzene silicone oil.100 ℃ of kinematic viscosity of the base oil that the present invention uses are 2～300mm
2/ s.
Lubricating grease provided by the invention also preferably includes 0～5 part oxidation inhibitor, 0～10 part extreme pressure anti-wear additives, 0～5 part rust resistance and corrosion resistance additive.Described oxidation inhibitor comprises but is not limited to pentanoic, di-iso-octyldiphenylamine, N-phenyl-α-aniline, 2,6 ditertiary butyl p cresol or 2,6 di tert butyl 4 methyl phenol.Described extreme pressure anti-wear additives includes but not limited to, dialkyldithiocarbamacompositions oxysulfide, organic molybdenum complex compound, olefine sulfide, phosphoric acid ester, thiadiazoles and derivative thereof, sulfurized fatty, tetrafluoroethylene, molybdenumdisulphide, tungsten disulfide, boron nitride or graphite.Described rust resistance and corrosion resistance additive comprises but is not limited to 124 Triazole and derivative, thiadiazoles and derivative thereof or benzene a pair of horses going side by side thiazole.
The effect of adding oxidation inhibitor is to suppress or delay base oil and the viscosifying agent deterioration by oxidation that is heated in air, reduces energy such as the oilness of lubricating grease and weathering resistance.Chloride and extreme pressure anti-wear additives sulfur-bearing can improve the withstand load ability of lubricating grease in the described extreme pressure anti-wear additives, prevents that the metallic surface from taking place under high-load condition that sintering, card are stung, scratch; And extreme pressure anti-wear additives phosphorous and that contain organic metallic salt has higher fastness to wear, can prevent or reduce the wearing and tearing of metallic surface under the moderate duty condition.Contain polar group and nonpolar alkyl in the molecule of described antirust, anti-corrosive additive, nonpolar alkyl makes the antirust, anti-corrosive additive be scattered in the base oil uniformly, and polar group can make lubricating grease be adsorbed on the metallic surface, prevent sealing or have corrosive material contacting metal surface, played the effect of rust resistance and corrosion resistance.
The present invention also provides a kind of preparation method of grease composition, comprising: 10 parts～60 parts Magnesium Silicate q-agent viscosifying agents are dispersed in 136 parts～196 parts the base oil, obtain dispersion system; The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil;
Heat described dispersion system, and the dispersion system after the described heating is carried out the homogenizing dispersion treatment obtain grease composition.
According to the present invention, earlier 10 parts～60 parts Magnesium Silicate q-agent viscosifying agents are scattered in 136 parts～196 parts base oils uniformly by stirring operation, described stirring operation can carry out in the reactor with agitator well known in the art.After being uniformly dispersed, the Magnesium Silicate q-agent viscosifying agent obtains dispersion system.Dispersion system is warming up to 130 ℃～170 ℃, and stirs described dispersion system 10min～60min.According to the present invention, preferably in described dispersion system, add 0～5 part oxidation inhibitor, 0～10 part extreme pressure anti-wear additives, 0～5 part rust resistance and corrosion resistance additive, obtain mixed solution, after described mixed solution stirred, described mud is closed liquid carry out the homogenizing dispersion treatment, obtain lubricating grease by three disc sharpeners well known in the art, colloidal mill or homogenizer.
Elaborate the present invention program by the following examples.Need to prove the T106 calcium mahogany sulfonate that uses in the embodiment of the invention, available from Sinopec lubricant corporation; The last of the ten Heavenly stems ester, available from Sinopec lubricant corporation Chongqing Branch; The T561 thiadiazoles derivative is available from Lanzhou Lu Borun additive company limited; Benzotriazole is available from Shenbo Far-east Chemical Co., Ltd., Nanjing; Polyethers 104A is available from Nanjing Cheng Er chemical industry company limited; HVI500 is available from Sinopec lubricating oil Jingmen Company; PAO20 inspires confidence in lion chemical industry company limited of section available from Shanghai; L57, liquid amine type oxidation inhibitor, di-iso-octyldiphenylamine are available from Ciba; Pentanoic is available from Jiangsu Feiya Chemistry Industry Co.,Ltd; The B434 organobentonite is available from southwest, Chongqing chemical reagent company limited; Dehydrated alcohol is available from southwest, Chongqing chemical reagent company limited; T531, N phenyl alpha-naphthylamine draws vigorous auxiliary agent company limited available from Tianjin.
Embodiment 1
Choose 22 parts of Magnesium Silicate q-agent viscosifying agents and 175 parts by weight and subtract three-way base oil and stir, described 100 ℃ of kinematic viscosity that subtract three-way base oil are 10mm
2/ s; Stirring also is warmed up to 130 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of pentanoic stirs; The calcium mahogany sulfonate that is cooled to 1 part of commodity of room temperature adding T106 by name stirs, and grinds 3 times with the three-wheel barreling at last, obtains grease composition.The physicochemical property of gained lubricating grease sees Table the embodiment 1 in 1.
Embodiment 2
Choose 10 parts of Magnesium Silicate q-agent viscosifying agents and 130 parts of HVI500 base oils by weight, 56 parts the last of the ten Heavenly stems ester stir, 100 ℃ of kinematic viscosity of described HV1500 base oil are 10mm
2/ s; Stirring also is warmed up to 130 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of pentanoic stirs; Be cooled to the thiadiazoles derivative of commodity T561 by name that room temperature adds 1 part of the calcium mahogany sulfonate of 1 part of commodity T106 by name and stir, grind 3 three times with the three-wheel barreling at last, obtain grease composition.The physicochemical property of gained lubricating grease sees Table the embodiment 2 in 1.
Embodiment 3
Choose the synthetic hydrocarbon base oil of 60 parts of Magnesium Silicate q-agent viscosifying agents, 136 parts of commodity PAO20 by name by weight, stir; 100 ℃ of kinematic viscosity of described PAO20 base oil are 20mm
2/ s.Stirring heating is warmed up to 130 ℃, keeps 30 minutes; Add the N-phenyl alpha-naphthylamine of 1 part of benzotriazole and 1 part of commodity T531 by name then, stir; Be cooled to that room temperature adds the calcium mahogany sulfonate of 1 part of commodity T106 by name, the liquid amine type oxidation inhibitor of 1 part of commodity L57 by name stirs, with three-wheel barreling mill 3 times, obtain grease composition at last.The physicochemical property of gained lubricating grease sees Table the embodiment 3 in 1.
Embodiment 4
Choose 34 parts of Magnesium Silicate q-agent viscosifying agents by weight, 163 parts of trihydroxymethylpropanyl esters stir; 100 ℃ of kinematic viscosity of described trihydroxymethylpropanyl ester are 4.0mm
2/ s; Stirring heating is warmed up to 130 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of di-iso-octyldiphenylamine stirs; Be cooled to the calcium mahogany sulfonate that adds 1 part of commodity T106 by name under the room temperature and stir, grind 3 times with the three-wheel barreling at last, obtain grease composition.The physicochemical property of gained lubricating grease sees Table the embodiment 4 in 1.
Embodiment 5
The polyethers base oil of choosing 38 parts of Magnesium Silicate q-agent viscosifying agents and 159 parts of commodity 104A by name by weight stirs, and 100 ℃ of kinematic viscosity of described polyethers 104A are 26mm
2/ s; Stirring heating is warmed up to 130 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of di-iso-octyldiphenylamine stirs; Add the liquid oxidation inhibitor of 1 part of commodity L57 amine type by name under the room temperature and stir, three-wheel barreling mill 3 times obtains grease composition.The physicochemical property of gained lubricating grease sees Table the embodiment 5 in 1.
Embodiment 6
Choose 45 parts of Magnesium Silicate q-agent viscosifying agents, the multiple ester of 80 parts of TriMethylolPropane(TMP)s, 72 part 200 by weight
#Phenylbenzene silicone oil stirs; 100 ℃ of kinematic viscosity of the multiple ester of described TriMethylolPropane(TMP) are about 11.0mm
2/ s, described 200
#100 ℃ of kinematic viscosity of phenylbenzene silicone oil are 39mm
2/ s; Stirring heating is warmed up to 130 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of di-iso-octyldiphenylamine stirs; Be cooled to room temperature and grind 3 times, obtain grease composition with the three-wheel barreling.The physicochemical property of gained lubricating grease sees Table the embodiment 6 in 1.
Comparative Examples 1
Choosing 60 parts of organobentonites and 512 parts by weight, to subtract the three-way base oil described 100 ℃ of kinematic viscosity that subtract three-way base oil that stir be 10mm
2/ s.The dehydrated alcohol that adds 20 parts then; Stirring heating is warmed up to 150 ℃, keeps 30 minutes; Add 1 part of benzotriazole then and 1 part of pentanoic stirs.Be cooled to the calcium mahogany sulfonate that adds 1 part of commodity T106 by name under the room temperature and stir, grind 3 times with the three-wheel barreling at last, obtain the bentonite-thickened grease composition.The physicochemical property of gained bentonite-thickened grease sees Table the Comparative Examples in 1.
Each embodiment lubricating grease physico-chemical analysis data of table 1
In the table 1, prolonging Drawing cone in-degree (100,000 times) changing value is the index that characterizes mechanical stability, is Drawing cone in-degree and the difference that prolongs Drawing cone in-degree (100,000 times), and the more little performance mechanical stability of numerical value is good more; Dropping point is to characterize resistant to elevated temperatures index, has resistance and high temperature resistance property by table 1 data declaration grease composition provided by the invention; What Stencil oil-dividing characterized is the index of colloidal stability, the more little performance of numerical value is good more, colloidal stability by table 1 data declaration grease composition provided by the invention is good, not only relevant also relevant with the content of viscosifying agent with the viscosifying agent kind, by comparing, lubricating grease in lubricating grease provided by the invention and the Comparative Examples when containing the viscosifying agent of same amount, lubricating grease colloid good stability provided by the invention; The thermostability of volatile grade and base oil and viscosifying agent is related, so the size of volatile grade can not only illustrate that the thermostability of viscosifying agent is bad; Corrosion is to characterize lubricating grease of the present invention to the corrosion of metal ability.
More than a kind of grease composition provided by the invention and preparation method thereof is described in detail; having used specific case herein sets forth principle of the present invention and embodiment; the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. a grease composition is characterized in that, comprising:
Count 10 parts～60 parts Magnesium Silicate q-agent viscosifying agent by weight;
136 parts～196 parts base oil;
The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil.
2. grease composition according to claim 1 is characterized in that, also comprises 0～5 part oxidation inhibitor.
3. grease composition according to claim 2 is characterized in that, described oxidation inhibitor is pentanoic, di-iso-octyldiphenylamine, N-phenyl-α-aniline, 2,6 ditertiary butyl p cresol or 2,6 di tert butyl 4 methyl phenol.
4. grease composition according to claim 1 is characterized in that, also comprises 0～10 part extreme pressure anti-wear additives.
5. grease composition according to claim 4, it is characterized in that described extreme pressure anti-wear additives is dialkyldithiocarbamacompositions oxysulfide, organic molybdenum complex compound, olefine sulfide, phosphoric acid ester, thiadiazoles and derivative thereof, sulfurized fatty, tetrafluoroethylene, molybdenumdisulphide, tungsten disulfide, boron nitride or graphite.
6. grease composition according to claim 1 is characterized in that, also comprises 0～5 part rust resistance and corrosion resistance additive.
7. grease composition according to claim 6 is characterized in that, described rust resistance and corrosion resistance additive is 124 Triazole and derivative, thiadiazoles and derivative thereof or benzene a pair of horses going side by side thiazole.
8. the preparation method of a grease composition is characterized in that, comprising:
10 parts～60 parts Magnesium Silicate q-agent viscosifying agents are dispersed in 136 parts～196 parts the base oil, obtain dispersion system; The molecular formula of described Magnesium Silicate q-agent viscosifying agent is Si
12Mg
8O
30(H
2O)
48H
2O; Described base oil is selected from one or more in hydrocarbon-type oil, ester class oil, polyether oil, the silicone oil;
Heat described dispersion system, and the dispersion system after the described heating is carried out the homogenizing dispersion treatment obtain grease composition.
9. preparation method according to claim 8 is characterized in that, also comprises 0～5 part oxidation inhibitor, 0～10 part extreme pressure anti-wear additives, 0～5 part rust resistance and corrosion resistance additive are added in the dispersion system after the described heating.
10. preparation method according to claim 9 is characterized in that, uses three disc sharpeners, colloidal mill or homogenizer to carry out described homogenizing dispersion treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105052610A CN101967417A (en) | 2010-10-09 | 2010-10-09 | Lubricating grease composite and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105052610A CN101967417A (en) | 2010-10-09 | 2010-10-09 | Lubricating grease composite and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101967417A true CN101967417A (en) | 2011-02-09 |
Family
ID=43546643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105052610A Pending CN101967417A (en) | 2010-10-09 | 2010-10-09 | Lubricating grease composite and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101967417A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102604726A (en) * | 2012-02-21 | 2012-07-25 | 杭州得润宝油脂有限公司 | Lubricating grease composition used for electric tool cylinder, and preparation method thereof |
| JP6236593B1 (en) * | 2017-02-08 | 2017-11-29 | 株式会社Ｈｋケミカル | Metal wear repair agent |
| CN107858193A (en) * | 2017-11-24 | 2018-03-30 | 科特龙流体科技（扬州）有限公司 | Durable type wheel belt oil |
| CN111205914A (en) * | 2020-02-24 | 2020-05-29 | 惠州迪赛恩润滑科技有限公司 | High-temperature non-carbonization antiwear paste |
| DE112020004390B4 (en) | 2019-09-18 | 2023-03-02 | Jtekt Corporation | Lubricating grease composition and use of the grease composition in a rolling bearing |
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| JPS61115997A (en) * | 1984-11-12 | 1986-06-03 | Toyota Central Res & Dev Lab Inc | Corrosionproof grease |
| JPS62185792A (en) * | 1986-02-10 | 1987-08-14 | Toyota Central Res & Dev Lab Inc | Gear oil composition for automobile |
| CN1038439A (en) * | 1989-02-02 | 1990-01-03 | 李久成 | The evaluation and exploration technology scheme of ferrimontmorillonite clay |
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| JPS61115997A (en) * | 1984-11-12 | 1986-06-03 | Toyota Central Res & Dev Lab Inc | Corrosionproof grease |
| JPS62185792A (en) * | 1986-02-10 | 1987-08-14 | Toyota Central Res & Dev Lab Inc | Gear oil composition for automobile |
| CN1038439A (en) * | 1989-02-02 | 1990-01-03 | 李久成 | The evaluation and exploration technology scheme of ferrimontmorillonite clay |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102604726A (en) * | 2012-02-21 | 2012-07-25 | 杭州得润宝油脂有限公司 | Lubricating grease composition used for electric tool cylinder, and preparation method thereof |
| CN102604726B (en) * | 2012-02-21 | 2014-09-10 | 杭州得润宝油脂有限公司 | Lubricating grease composition used for electric tool cylinder, and preparation method thereof |
| JP6236593B1 (en) * | 2017-02-08 | 2017-11-29 | 株式会社Ｈｋケミカル | Metal wear repair agent |
| CN107858193A (en) * | 2017-11-24 | 2018-03-30 | 科特龙流体科技（扬州）有限公司 | Durable type wheel belt oil |
| DE112020004390B4 (en) | 2019-09-18 | 2023-03-02 | Jtekt Corporation | Lubricating grease composition and use of the grease composition in a rolling bearing |
| CN111205914A (en) * | 2020-02-24 | 2020-05-29 | 惠州迪赛恩润滑科技有限公司 | High-temperature non-carbonization antiwear paste |
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Application publication date: 20110209 |