CN106147954B - A kind of lubricant composition and preparation method thereof - Google Patents
A kind of lubricant composition and preparation method thereof Download PDFInfo
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- CN106147954B CN106147954B CN201510188849.0A CN201510188849A CN106147954B CN 106147954 B CN106147954 B CN 106147954B CN 201510188849 A CN201510188849 A CN 201510188849A CN 106147954 B CN106147954 B CN 106147954B
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Abstract
The present invention relates to lubricating grease field, a kind of lubricant composition and preparation method thereof is specifically provided.The ethylene-vinyl acetate rubber particles with cross-linked structure prepared by cross-linking radiation method that the lubricant composition contains base oil and is dispersed in the base oil, the base oil is continuous phase, the ethylene-vinyl acetate rubber particles are dispersed phase, and the base oil relative to 100 parts by weight, the content of the ethylene-vinyl acetate rubber particles are 10-180 parts by weight.Lubricant composition provided by the invention can effectively adjust viscosity with the variation of temperature, temperature limit is wide, compared with the lubricant composition containing the ethylene-vinyl acetate rubber particles obtained by peroxide crosslinking, its kinematic viscosity at 40 DEG C is lower, and kinematic viscosity is higher at 100 DEG C.In addition, lubricant composition provided by the invention also has excellent antiwear and friction reduction property.
Description
Technical field
It is prepared the present invention relates to a kind of lubricant composition, the preparation method of the lubricant composition and by this method
Obtained lubricant composition.
Background technique
Lubricating grease is usually that thickening agent is dispersed in one or more of lube base oils, and obtains by saponification
Semisolid, the solid lubricant arrived.Common grease thickener is divided into soap base, non-soap base and hydrocarbyl type, soap base thickening agent
Mostly fatty acid salt, such as stearic acid calcium salt, 12- hydroxy stearic acid calcium salt, non-soap base thickening agent then includes organic polyureas, inorganization
Object etc. is closed, alkyl thickening agent is usually paraffin class.It generally can satisfy using lubricating grease prepared by above-mentioned thickening agent commonly used
Demand, but as modern industry rapidly develops, the high-grade, precision and advanced mechanical equipment continued to bring out is higher and higher to PERFORMANCE OF GREASES requirement,
Need to meet broader use temperature range, more high shear rates, more big load condition etc..Novel lubricating grease thickening agent as a result,
Or the exploitation of compound additive is in widespread attention.
Nano material refers to the solid material that the ultrafine dust by size less than 100 nanometers forms.Since it has than table
The features such as area is big, good dispersion, easy-sintering, big hardness, and there is good antifriction compressive property and nanoparticle opposite grinding
There is certain repair on damage surface, and therefore, it can be improved the service life of lubricating system.In addition, just because of using nanometer material
Lubricating oil, the lubricating grease of feed additives preparation reflect good tribological property, prepare high property using nano material additive
Energy lubricating grease has good prospect.
There is the report of the largely application about inorganic nano-particle in lubricating grease field in the prior art.For example,
CN104046407A discloses a kind of lubricating oil (rouge) antiwear and antifriction compound additive, consisting of oxide nano rare earth coats
Ultra-fine muscovite is added in base oil or lubricating grease with the ratio of 0.5-3%, it can is significantly reduced coefficient of friction, is reduced mill
Spot diameter.CN104031717A discloses a kind of aluminium nitride and copper mixing nanometer lubricating grease additive, this compound additive grain
Degree range is 50-200nm.Lubricating grease using the preparation of this additive has good antiwear and friction reduction property, and coefficient of friction can reduce
23.6-15.8%, friction durability can extend 6-7 times.CN103525513A discloses a kind of high temperature lubricating oil/fat composition and preparation
Method, wherein using boron nitride micro mist as thickening agent, using graphite microparticles and MCA (melamine cyanurate) as extreme-pressure anti-wear
The lubricating grease of agent, preparation has excellent high-temperature behavior, extreme pressure and antiwear behavior and oxidation stability.Although by adding inorganic receive
The lubricant composition that rice material obtains has excellent high temperature resistant, pressure resistance, wear-resisting property, but it is residual that easy sintering is used for a long time
Friction surface is stayed in, lubricant effect is influenced.In addition, most inorganic nano additives need to be used cooperatively with conventional thickening agent, this
The PERFORMANCE OF GREASES that sample is prepared can be improved, therefore increase manufacturing cost and use cost.
In addition, there are also the answering in lubricating grease field about organic fine particles gel other than inorganic nano-particle
Report.For example, Rhein Chemie Rheinau GmbH application patent CN1856527A, CN1840622A and
CN1861673A discloses the micro gel of a kind of micro gel in non-crosslinkable organic media and crosslinking for changing
The purposes of the temperature-independent performance of the non-crosslinked organic media of property.However, this several patents application is pointed out bar none, institute
State micro gel and be by the way of chemical crosslinking (for example, by with polyfunctional compound's crosslinking copolymerization or pass through peroxide
Compound crosslinking) micro gel that is prepared, rather than the micro gel being crosslinked with high-energy radiation.Above-mentioned patent application thinks high
The micro gel of energy crosslinking with radiation is actually unable in be prepared on an industrial scale, and the use of the high-energy radiation of radioactivity cobalt source is with tight
The safety problem of weight, the and when micro gel of crosslinking with radiation is used in plastic matrix, can be between matrix and dispersed phase
Tearing effect occurs, to compromise the mechanical performance of the plastics containing the micro gel, swelling behavior, stress corrosion cracking
Energy is equal.However, in patent CN1856527A, CN1840622A and CN1861673A of Rhein Chemie Rheinau GmbH's application
The viscosity temperature characteristic of disclosed lubricant composition is poor, and the viscosity of the lubricant composition can sharply increase with the reduction of temperature
Greatly, it can strongly reduce as the temperature rises, but viscosity is excessive at low temperature or viscosity is too small unfavorable at high temperature
With the application of lubricant composition, this will greatly limit the application of the lubricant composition.Therefore, it needs to develop
A kind of lubricant composition with preferable viscosity temperature characteristic.
Summary of the invention
The defect that the purpose of the invention is to overcome existing lubricant composition viscosity temperature characteristic poor, and one kind is provided
It the preparation method of lubricant composition, a kind of lubricant composition with excellent viscosity temperature characteristic and is prepared by this method
Lubricant composition.
The present inventor has found that Rhein Chemie Rheinau GmbH applies several above-mentioned after further investigation
Dispersed phase in lubricant composition disclosed in patent CN1856527A, CN1840622A and CN1861673A is using multifunctional
The micro gel that compound or peroxide are obtained by chemical crosslinking mode, although the grease composition containing the microgel particle
Object can reduce the coefficient of friction of organic media to a certain extent, but the viscosity of these lubricant compositions is by the shadow of temperature
Sound is larger, and temperature too high (viscosity is too small) or too low (viscosity is too big) will limit the use of the lubricant composition, applicable for temperature
It is relatively narrow to spend range.And the rubber particles with cross-linked structure that are prepared by cross-linking radiation method and by using multifunctional chemical combination
The rubber particles with cross-linked structure that object or peroxide carry out chemical crosslinking preparation have entirely different microstructure.When
Dispersed phase in lubricant composition is the ethylene-vinyl acetate rubber with cross-linked structure prepared by cross-linking radiation method
The micelle period of the day from 11 p.m. to 1 a.m, corresponding lubricant composition have good viscosity temperature characteristic, can very well adjust with the variation of temperature
Viscosity is saved, low temperature viscosity is reduced and improves high temperature viscosity, therefore, can largely make up the variation due to temperature to viscous
It is influenced caused by degree.In addition, high-energy radiation actually very cleaning, the safe and efficient energy, at present by many flourishing
Country is widely used for the fields such as health care, food processing, industrial production, is using Chemical Crosslinking Methods (peroxidating instead
Object) there is a problem of it is some very important, as production efficiency is not high, peroxide residual and the environmental pollution that may cause
Deng these can all limit its application.Based on this, the present invention is completed.
Specifically, the present invention provides a kind of lubricant compositions, wherein the lubricant composition contain base oil and
The ethylene-vinyl acetate rubber granule with cross-linked structure prepared by cross-linking radiation method being dispersed in the base oil
Son, the base oil are continuous phase, and the ethylene-vinyl acetate rubber particles are dispersed phase, and relative to 100 parts by weight
The base oil, the content of the ethylene-vinyl acetate rubber particles are 10-180 parts by weight.
The present invention also provides a kind of preparation method of lubricant composition, this method is by base oil and passes through cross-linking radiation
The ethylene-vinyl acetate rubber particles to be dispersed with cross-linked structure of method preparation are mixed and are dispersed, and relative to
The base oil of 100 parts by weight, the dosage of the ethylene-vinyl acetate rubber particles to be dispersed are 10-180 parts by weight.
The present invention also provides lubricant compositions prepared by the above method.
Lubricant composition provided by the invention can effectively adjust viscosity with the variation of temperature, and viscosity temperature characteristic is excellent
Different, ethylene-vinyl acetate rubber particles therein make base oil that stabilization be kept to not easily run off up to nano-dispersion,
Therefore, the temperature limit of the lubricant composition is wide, and viscosity higher, Neng Gouman can still be maintained under high temperature high shear
The lubricating requirement of 100 DEG C of temperature occasions used above of foot, is suitble to the field of all grease applications, especially temperature higher, anti-
The high field of mount request is worn away, as heavy load is mechanical, the lubrication occasion of running equipment steady in a long-term, and can also be with other profits
Sliding additive compound uses, and prepares special lubricant composition.In addition, the wear-resistant of lubricant composition provided by the invention subtracts
It rubbing and has excellent performance, the wearability of lubricant composition had both can be improved in the ethylene-vinyl acetate rubber particles of nano-dispersion,
It can play the role of similar micro- bearing again, to increase rolling friction and reduce interface friction force.
Since cross-linking radiation makes special construction possessed by rubber particles, lubricant composition provided by the invention it is resistance to old
Change is had excellent performance, not easy to change, therefore this lubricant composition can be used as the lubricating grease haveing excellent performance and use, and especially answer
For the field more demanding to the viscosity temperature characteristic, ageing properties and frictional behaviour that lubricate oil systems.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Lubricant composition provided by the invention, which contains base oil and is dispersed in the base oil, passes through cross-linking radiation
The ethylene-vinyl acetate rubber particles with cross-linked structure of method preparation, the base oil are continuous phase, the ethylene-
Vinyl acetate rubber particle is dispersed phase, and the base oil relative to 100 parts by weight, the ethylene-vinyl acetate
The content of rubber particles is 10-180 parts by weight.Wherein, the ethylene-vinyl acetate rubber particles are in base oil in stabilization
Dispersity.
The lubricant composition provided according to the present invention, as discussed previously with respect to the base oil of 100 parts by weight, institute
The content of ethylene-vinyl acetate rubber particles is stated as 10-180 parts by weight, but in order to enable base oil and ethene-vinyl acetate
Ester rubber particles play the role of better coordinated, and so that the lubricant composition arrived has preferably viscous warm nature
It can, it is preferable that relative to the base oil of 100 parts by weight, the content of the ethylene-vinyl acetate rubber particles is 10-
160 parts by weight, more preferably 10-120 parts by weight.
The lubricant composition provided according to the present invention, it is preferable that the ethylene-vinyl acetate rubber particles are averaged
Partial size is 20-2000nm, more preferably 50-1000nm, particularly preferably 70-500nm.When by the ethylene-vinyl acetate
When the average grain diameter of rubber particles is controlled within the above range, the viscosity of lubricant composition can be more effectively adjusted, can be fitted
Answer broader use temperature range.
The lubricant composition provided according to the present invention, it is preferable that the gel of the ethylene-vinyl acetate rubber particles
Content is 60 weight % or more, more preferably 75 weight % or more, particularly preferably 80 weight % or more.When by the ethylene-
When the gel content of vinyl acetate rubber particle is controlled within the above range, can more effectively it be adjusted with the variation of temperature
The viscosity of lubricant composition is suitable for broader use temperature range.In the present invention, the gel content is that this field is used
In a kind of Common Parameters of characterization rubber cross degree, measured according to method disclosed in CN1402752A.
Ethylene-vinyl acetate rubber particles provided by the invention preferably have equal phase structure.In the present invention, described
" equal phase structure " refers to be observed under existing microtechnic, without discovery layering, split-phase in ethylene-vinyl acetate rubber particles
Deng not homogeneous phenomenon.
The ethylene-vinyl acetate rubber particles are the rubber particles that ethylene and vinyl acetate are copolymerized.Described
In ethylene-vinyl acetate rubber particles, the content of vinyl acetate structural unit can be 40-95 weight %, preferably 60-90
Weight %.
The lubricant oil composite provided according to the present invention, high-energy ray source used in the cross-linking radiation can be specifically selected from
At least one of cobalt source, ultraviolet, high-energy electron accelerator, it is preferable that the wavelength in the high-energy ray source is less than 0.1 μm, example
For example cobalt source.In addition, under normal circumstances, the dosage of irradiation should make the ethylene-vinyl acetate after rubber latex cross-linking radiation
The gel content of rubber particles reaches 60 weight % or more, preferably reaches 75 weight % or more, more preferably up to 80 weight % with
On.Specifically, the dosage of irradiation can be 0.1-30Mrad, preferably 0.5-20Mrad.
The present invention is not particularly limited the type of the base oil, can be mineral base oil, or synthesis
Base oil can also be the mixture of both the above base oil.
It includes: that low viscosity refers to that the mineral base oil, which divide according to China base oil classification standard QSHR 001-95,
Number mineral base oil (viscosity index (VI) VI≤40), medium viscosity index mineral base oil (40 < viscosity index (VI) VI≤90), high viscosity
Index mineral base oil (90 < viscosity index (VI) VI≤120), very high viscosity index (HVI) mineral base oil (120 < viscosity index (VI) VI≤
And superhigh viscosity index mineral base oil (viscosity index (VI) VI > 140) five class base oils 140).And according to GB/T1995-1998 state
Family's standard " oil product viscosity index (VI) calculating method " is defined, and viscosity index (VI) (VI) indicates that oil viscosity varies with temperature this spy
The about quantitative values of one of sign.For oil product similar in kinematic viscosity, viscosity index (VI) is higher, indicates that oil viscosity varies with temperature more
It is small.Specifically, the mineral base oil mainly includes alkane, cycloalkane, aromatic hydrocarbons, cycloalkanes aromatic hydrocarbons and oxygen-containing, nitrogenous, sulfur-bearing is organic
The non-hydrocarbon compounds such as compound and colloid, asphalitine, wherein almost without alkene.The mineral base oil can be by crude oil
The mixture of middle higher boiling, the hydro carbons of high relative molecular mass and non-hydrocarbons by air-distillation/vacuum distillation, solvent refining,
The techniques such as dewaxing, depitching are made.From the point of view of mineral base oil distillate, hydro carbons carbon number distribution is generally C20-C40, boiling point model
About 300-550 DEG C is enclosed, relative molecular mass is 250-1000 or higher.
The synthetic base oil is prepared using methodology of organic synthesis, has and stablize chemical structure and particularity
The lubricating oil of energy.The synthetic base oil is selected from synthesis hydrocarbon, alkylaromatic hydrocarbon, synthetic ester, polyethers, halogenated hydrocarbons, polysiloxanes and contains
At least one of fluorocarbon oil.The synthetic base oil of above-mentioned each type can be single pure material or the mixing being made of homologue
Object.Wherein, the synthesis hydrocarbon is selected from ethylene low polymer, propylene oligomer, polybutene, polyisobutene, poly alpha olefin (PAO), gathers
At least one of the halogenated product of internal olefin and above-mentioned synthesis hydrocarbon.Wherein, the poly alpha olefin do not include ethylene low polymer,
Propylene oligomer and poly 1-butene.The alkylaromatic hydrocarbon is selected from alkylbenzene, alkylnaphthalene and contains hetero atom (oxygen, sulphur, halogen
Deng) at least one of alkylaromatic hydrocarbon.The synthetic ester is selected from monoesters, dibasic acid esters, polyol ester, polymer esters, carbonic ester, phosphorus
At least one of acid esters, citrate, esters of silicon acis and olefin-acrylic lipin polymer.The polyethers is selected from aliphatic
At least one of polyethers, polyphenylene oxide, poly- polythiaether and perfluoroalkyl polyethers.The polysiloxanes is selected from two polysiloxanes, three
At least one of polysiloxanes, four polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
In addition, lubricant composition provided by the invention can also contain common additive.The type of the additive
Including but not limited to: anti-aging agent, antiwear additive, antilubricant, antioxidant, anti-foaming agent, antirust agent, detersive, dispersing agent, pigment, pole
Press at least one of composition, friction protection composition, detersive, coupling agent etc..The dosage of the additive can be this
The conventional selection in field can know that therefore not to repeat here to this those skilled in the art.
The preparation method of lubricant composition provided by the invention includes preparing by base oil and by cross-linking radiation method
The ethylene-vinyl acetate rubber particles to be dispersed with cross-linked structure mixed and dispersed, and relative to 100 parts by weight
The base oil, the dosages of the ethylene-vinyl acetate rubber particles to be dispersed is 10-180 parts by weight.
The preparation method of the lubricant composition provided according to the present invention, as discussed previously with respect to described in 100 parts by weight
Base oil, the dosages of the ethylene-vinyl acetate rubber particles to be dispersed are 10-180 parts by weight, but in order to enable base oil
Play the role of better coordinated, and so that the lubricating grease group arrived with ethylene-vinyl acetate rubber particles to be dispersed
Closing object has better viscosity temperature characteristic, it is preferable that relative to the base oil of 100 parts by weight, the ethyl vinyl acetate to be dispersed
The dosage of vinyl acetate rubber particles is 10-160 parts by weight, particularly preferably 10-120 parts by weight.
The preparation method of the lubricant composition provided according to the present invention, it is preferable that the ethene-vinyl acetate to be dispersed
Ester rubber particles are the ethylene-for being 20-2000nm, more preferably 50-1000nm, particularly preferably 70-500nm by average grain diameter
Vinyl acetate rubber particle aggregation and the rubber particles group formed.When by the ethylene-vinyl acetate rubber granule to be dispersed
After son is dispersed in base oil, the ethylene-vinyl acetate rubber particles of reunion can be dispersed well, thus with
20-2000nm, preferably with 50-1000nm, more preferably with the average particle size distribution of 70-500nm in base oil.In addition, described
The average grain diameter of ethylene-vinyl acetate rubber particles to be dispersed is preferably 20-2000nm, more preferably 50-1000nm, especially
Preferably 70-500nm.
The preparation method of the lubricant composition provided according to the present invention, it is preferable that the ethene-vinyl acetate to be dispersed
The gel content of ester rubber particles be 60 weight % or more, more preferably 75 weight % or more, particularly preferably 80 weight % with
On.It, can be with when controlling within the above range the gel content wait disperse ethylene-vinyl acetate rubber particles
The variation of temperature more effectively adjusts the viscosity of lubricant composition, is suitable for broader use temperature range.
The ethylene-vinyl acetate rubber particles to be dispersed preferably have equal phase structure.In the present invention, described " equal
Phase structure " refers to be observed under existing microtechnic, be layered in ethylene-vinyl acetate rubber particles to be dispersed without discovery,
The not homogeneous phenomenon such as split-phase.
The ethylene-vinyl acetate rubber particles to be dispersed are that ethylene and vinyl acetate copolymer lotion is handed over by irradiation
The ethylene-vinyl acetate rubber particles that connection is prepared and is dried to obtain by spray drying process.Preferably, with the second to be dispersed
On the basis of alkene-vinyl acetate rubber particle total weight, acetic acid second in the ethylene-vinyl acetate rubber particles to be dispersed
The content of alkene structural unit is 40-95 weight %, more preferably 60-90 weight %.
In the preparation process of the ethylene-vinyl acetate rubber particles to be dispersed, high energy used in cross-linking radiation is penetrated
Line source can specifically be selected from least one of cobalt source, ultraviolet, high-energy electron accelerator, it is preferable that the high-energy ray source
Wavelength is less than 0.1 μm, for example, cobalt source.In addition, under normal circumstances, after the dosage of irradiation should make rubber latex cross-linking radiation
The gel content of ethylene-vinyl acetate rubber particles reaches 60 weight % or more, preferably reaches 75 weight % or more, more preferably
Reach 80 weight % or more.Specifically, the dosage of irradiation can be 0.1-30Mrad, preferably 0.5-20Mrad.
The ethylene-vinyl acetate rubber particles to be dispersed can be commercially available, can also be according to this field skill
Various methods well known to art are prepared.For example, the ethylene-vinyl acetate rubber particles to be dispersed can be for according to this hair
The international patent application WO01/40356 (priority date on December 3rd, 1999) that bright applicant submitted on September 18th, 2000
And international patent application WO01/98395 (priority date 2000 6 that applicant of the present invention submitted on June 15th, 2001
Months 15 days) disclosed in the ethylene-vinyl acetate powdered rubber particle that is prepared of method.By above method preparation wait divide
Dissipating ethylene-vinyl acetate rubber particles is after drying without adding the i.e. free flowable rubber micro mist of interleaving agent, wherein each
A rubber particle be all it is homogeneous, i.e., single particle is all homogeneous in composition, the particle under the observation of existing microtechnic
It is interior without discovery layering, the not homogeneous phenomenon such as split-phase.The powdered rubber is and by corresponding rubber latex cross-linking radiation
The partial size of rubber particles is able to fixation.
In addition, can not make in the cross-linking radiation preparation process of the ethylene-vinyl acetate rubber particles to be dispersed
With cross-linking aid, cross-linking aid also can be used.The cross-linking aid can be handed over selected from simple function group cross-linking aid, two functional groups
Join auxiliary agent, trifunctional cross-linking aid, any one in the above cross-linking aid of four-functional group cross-linking aid and five functional groups.Institute
The example for stating simple function group cross-linking aid includes but is not limited to: (methyl) 2-ethyl hexyl acrylate, (methyl) Isooctyl acrylate monomer, (first
At least one of base) glycidyl acrylate；The example of two functional group cross-linking aid includes but is not limited to: 1,4- fourth
Glycol two (methyl) acrylate, 1,6-hexylene glycols two (methyl) acrylate, diethylene glycol two (methyl) acrylate, three second
At least one of glycol two (methyl) acrylate, neopentyl glycol two (methyl) acrylate, divinylbenzene；Three official
The example that cross-linking aid can be rolled into a ball includes but is not limited to: three (first of trimethylolpropane tris (methyl) acrylate and/or pentaerythrite
Base) acrylate；The example of the four-functional group cross-linking aid includes but is not limited to: pentaerythrite four (methyl) acrylate
And/or ethoxyquin pentaerythrite four (methyl) acrylate；The example of the above cross-linking aid of five functional groups includes but unlimited
In: dipentaerythritol five (methyl) acrylate.Herein, described (methyl) acrylate refers to acrylate or methyl-prop
Olefin(e) acid ester.These cross-linking aids can be applied in combination in any way, as long as they facilitate crosslinking under irradiation.This
Outside, the additional amount of the cross-linking aid is generally the 0.1-10 weight % of dry glue weight in latex, preferably 0.5-9 weight %,
More preferably 0.7-7 weight %.
In addition, the preparation method of lubricant composition provided by the invention can also include by additive and base oil and to
Dispersion ethylene-vinyl acetate rubber particles are mixed and are dispersed together.
The type of the base oil and additive has been described herein above, and therefore not to repeat here.
The present invention is not particularly limited the mode of the mixing and redisperse, as long as enabling to the second to be dispersed
Alkene-vinyl acetate rubber particle is effectively dispersed in base oil, to obtain using base oil as continuous phase and with ethylene-
Vinyl acetate rubber particle is the lubricant composition of dispersed phase.A preferred embodiment of the invention, institute
It states mixing and the mode dispersed includes:
(1) the ethylene-vinyl acetate rubber particles to be dispersed are added in the base oil and pass through mechanical stirring
Mixing is tentatively divided so that the ethylene-vinyl acetate rubber particles to be dispersed disperse or are suspended in the base oil
Scattered composition；
(2) composition tentatively dispersed is subjected to redisperse, until the ethylene-vinyl acetate rubber granule after dispersion
The average grain diameter of son reach 20-2000nm in the range of, preferably reach 50-1000nm in the range of, more preferably up to 70-
In the range of 500nm.Pass through this preferred mixing and enable to by way of dispersing ethylene-vinyl acetate rubber particles with
Initial size is dispersed in base oil, and the viscosity temperature characteristic of obtained lubricant composition is more preferably.
According to another preferred method of implementation of the present invention, the preparation method of the lubricant composition further includes step
(3), product step (2) obtained not less than 80 DEG C at a temperature of, preferably not less than 100 DEG C at a temperature of, more preferably
It places at least 1 hour, preferably places at least 2 hours at 100-200 DEG C, more preferably place at least 4 hours, most preferably placement 4-
Obtained product is subjected to secondary redisperse after 10 hours, enables to the ethylene-vinyl acetate rubber granule of crosslinking in this way
Son and base oil sufficiently infiltrate and be swollen, and ethylene-vinyl acetate rubber particles with smaller particle size dispersion in base oil
In, to obtain the better lubricant composition of viscosity temperature characteristic.In addition, the product of step (2) is being not less than in step (3)
During placing at least 1 hour at a temperature of 80 DEG C, it can cooperate and accomplished continuously or intermittently stir, so that stirring material is heated more evenly.
The mixing of mechanical stirring described in step (1) can carry out in existing various mechanical mixing equipments, for example, can
To be carried out in the mechanical mixing equipments such as high-speed mixer, kneader.The present invention does not have the condition that the mechanical stirring mixes yet
Have and particularly limit, as long as making the ethene-vinyl acetate to be dispersed with cross-linked structure prepared by cross-linking radiation method
Under the premise of the performance of ester rubber particles and base oil does not have any variation, having for making to prepare by cross-linking radiation method is crosslinked
The ethylene-vinyl acetate rubber particles to be dispersed of structure disperse or are suspended in base oil, to this those skilled in the art
Member can know that therefore not to repeat here.
The preparation method of the lubricant composition provided according to the present invention, redisperse and step described in step (2)
(3) the secondary redisperse described in can be squeezed out in homogenizer, bead mill, three-roll grinder, single screw rod each independently
It carries out at least one of machine, multi-screw extruder, kneader, dissolvers and ultrasonic disperser mixing apparatus, preferably exists
It is carried out in homogenizer, three-roll grinder and ultrasonic disperser, these three preferred mixing apparatus have processing output height, mixing
The advantage that effect is good, subsequent cleaning is fairly simple.Most preferably, the secondary redisperse in the redisperse of step (2) and step (3)
It is carried out in homogenizer.In dispersion process, according to different dispersion quality requirements, need by cycles samples cooling, then repeatedly
Repeatedly dispersed by mixing apparatus, until the average grain for the ethylene-vinyl acetate rubber particles being dispersed in base oil
Diameter reaches within the scope of 20-2000nm, preferably reaches within the scope of 50-1000nm, within the scope of more preferably up to 70-500nm.In addition,
The present invention is not particularly limited the condition of the redisperse and secondary redisperse, as long as making base oil and ethyl vinyl acetate
Vinyl acetate rubber particles performance in dispersion process is not destroyed, and makes the partial size of ethylene-vinyl acetate rubber particles
Reach 20-2000nm, preferably reach 50-1000nm, more preferably up to 70-500nm, to the equal energy of this those skilled in the art
Know, therefore not to repeat here.
It, specifically can be in addition, placement described in step (3) preferably carries out in existing various airtight heating equipment
It is carried out in high temperature oven, vacuum high-temperature baking oven, heating kettle or similar airtight heating container, heat treatment efficiency can be improved in this way,
It is energy saving, while the contact of base oil and ethylene-vinyl acetate rubber particles with air (oxygen) can also be reduced, it reduces
Thermal oxide degree makes properties of product keep stablizing.
The present invention also provides lubricant compositions prepared by the above method.
The present invention will be described in detail by way of examples below.
(1) raw material used in embodiment and comparative example is as follows:
Mineral base oil, Sinopec production, trade mark Ib150, viscosity at 40 DEG C is 32.6mm2/ s, viscosity index (VI)
It is 90.
Synthetic base oil, Sinopec production, trade mark PAO40, poly alpha olefin, viscosity at 40 DEG C are 40.2mm2/ s,
Viscosity index (VI) is 120.
Ethylene-vinyl acetate rubber particles to be dispersed, Sinopec production, trade mark VP801 are by average grain diameter
The ethylene-vinyl acetate rubber particles of 500nm are reunited, and gel content is 90 weight %, is observed under the microscope, should be to
Disperse without discovery layering, noted phase separation phenomena in ethylene-vinyl acetate rubber particles, by ethene-vinyl acetate rubber latex
Cross-linking radiation method preparation is carried out using cobalt source and is dried to obtain by spray drying process.
Peroxide crosslinking ethylene-vinyl acetate rubber particles are according to method system disclosed in patent CN1840622A
It is standby and obtained using spray drying process, rubber latex be ethene-vinyl acetate rubber latex (with prepare ethylene-vinegar to be dispersed
The composition of rubber latex used by ethylene-vinylacetate rubber particle VP801 is identical), the crosslinking agent used is cumyl peroxide
(DCP), the average grain diameter of the peroxide crosslinking ethylene-vinyl acetate rubber particles finally obtained is 500nm, gel content
It is 90 weight %.
(2) the following instrument and equipment of the experimental data in embodiment and comparative example and measuring method measurement:
(1) dynamic viscosity: the lubricating grease group at 40 DEG C and 100 DEG C is tested respectively using NDJ-5S type number rotational viscometer
Close the dynamic viscosity of object, wherein heat using oil bath temperature control.
(2) divide oil mass: being tested according to SH/T 0324-92 " lubricating grease Stencil oil-dividing measuring method (static method) " standard method,
Specifically, sample is placed on 100 mesh copper mesh, stands 24 hours in 100 DEG C of baking ovens and further takes out measurement point oil mass.
(3) coefficient of friction: the interface friction performance of measuring lubricating grease composition, load are on electronic tension tester
0.2kg compares the confficient of static friction μ of aluminium-steel (unlubricated) and aluminium-steel (having lubrication)sWith dynamic friction coefficient μk, wherein it is unlubricated
It indicates uncoated any lubricant composition in aluminium-steel material surface, there is lubrication to indicate to have been coated in aluminium-steel surface accordingly
Lubricant composition.
Embodiment 1
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 10 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 1
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 1, unlike, it will ethylene-vinyl acetate rubber be dispersed
The sub- VP801 of micelle is substituted with the peroxide crosslinking ethylene-vinyl acetate rubber particles of identical weight part, obtains reference lubrication
Oil/fat composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 2
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 30 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 2
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 3, unlike, it will ethylene-vinyl acetate rubber be dispersed
The sub- VP801 of micelle is substituted with the peroxide crosslinking ethylene-vinyl acetate rubber particles of identical weight part, obtains reference lubrication
Oil/fat composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 3
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 50 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 4
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 100 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 5
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight synthetic base oil PAO40 and 10 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 6
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight synthetic base oil PAO40 and 50 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.
Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three-roll grinder homogenizing circulation five
Secondary, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, obtains lubricant composition, power is viscous
It spends, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 7
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight synthetic base oil PAO40 and 100 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
The dynamic viscosity of 1 lubricant composition of table and divide oil mass
The greasy property of 2 lubricant composition of table
From the results shown in Table 1, with contain the ethylene-vinyl acetate rubber granule that obtains by peroxide crosslinking
The lubricant composition of son is compared, and the ethylene-vinyl acetate with cross-linked structure obtained by cross-linking radiation method is contained
The lubricant composition of rubber particles in low temperature (40 DEG C) viscosity is lower, and (100 DEG C) viscosity is higher at high temperature, therefore,
Lubricant composition provided by the invention has better viscosity temperature characteristic, and temperature limit is wide.
In addition, from the results shown in Table 2, the antiwear and friction reduction property of lubricant composition provided by the invention is very excellent
It is different.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (43)
1. a kind of lubricant composition, which is characterized in that the lubricant composition contains base oil and is dispersed in the basis
The ethylene-vinyl acetate rubber particles with cross-linked structure prepared by cross-linking radiation method in oil, the base oil
For continuous phase, the ethylene-vinyl acetate rubber particles are dispersed phase, and the base oil relative to 100 parts by weight, institute
The content for stating ethylene-vinyl acetate rubber particles is 10-180 parts by weight；The ethylene-vinyl acetate rubber particles are put down
Equal partial size is 20-2000nm；The gel content of the ethylene-vinyl acetate rubber particles is 60 weight % or more.
2. lubricant composition according to claim 1, wherein relative to the base oil of 100 parts by weight, the second
Alkene-vinyl acetate rubber particle content is 10-160 parts by weight.
3. lubricant composition according to claim 2, wherein relative to the base oil of 100 parts by weight, the second
Alkene-vinyl acetate rubber particle content is 10-120 parts by weight.
4. lubricant composition according to claim 1, wherein the ethylene-vinyl acetate rubber particles are averaged
Partial size is 50-1000nm.
5. lubricant composition according to claim 4, wherein the ethylene-vinyl acetate rubber particles are averaged
Partial size is 70-500nm.
6. lubricant composition according to claim 1, wherein the gel of the ethylene-vinyl acetate rubber particles
Content is 75 weight % or more.
7. lubricant composition according to claim 6, wherein the gel of the ethylene-vinyl acetate rubber particles
Content is 80 weight % or more.
8. lubricant composition described in any one of -3 according to claim 1, wherein the ethylene-vinyl acetate rubber
Micelle has equal phase structure.
9. lubricant composition described in any one of -3 according to claim 1, wherein the base oil is mineral base oil
And/or synthetic base oil.
10. lubricant composition according to claim 9, wherein the mineral base oil is selected from viscosity index (VI) VI≤40
Low-viscosity index mineral base oil, the medium viscosity index mineral base oil of 40 < viscosity index (VI) VI≤90,90 < viscosity index (VI)s
The high viscosity index (HVI) mineral base oil of VI≤120,120 < viscosity index (VI) VI≤140 very high viscosity index (HVI) mineral base oil, viscous
Spend at least one of the superhigh viscosity index mineral base oil of index VI > 140.
11. lubricant composition according to claim 9, wherein the synthetic base oil is selected from synthesis hydrocarbon, alkyl virtue
At least one of hydrocarbon, synthetic ester, polyethers, halogenated hydrocarbons, polysiloxanes and fluorine-containing oil.
12. lubricant composition according to claim 11, wherein it is low that the synthesis hydrocarbon is selected from ethylene low polymer, propylene
At least one of polymers, polybutene, polyisobutene, poly alpha olefin, poly-internal-olefins and halogenated product of above-mentioned synthesis hydrocarbon.
13. lubricant composition according to claim 11, wherein the alkylaromatic hydrocarbon be selected from alkylbenzene, alkylnaphthalene and
Contain at least one of heteroatomic alkylaromatic hydrocarbon.
14. lubricant composition according to claim 11, wherein the synthetic ester is selected from monoesters, dibasic acid esters, polyalcohol
At least one of ester, polymer esters, carbonic ester, phosphate, citrate, esters of silicon acis and olefin-acrylic lipin polymer.
15. lubricant composition according to claim 11, wherein the polyethers is selected from aliphatic polyether, polyphenylene oxide, gathers
At least one of polythiaether and perfluoroalkyl polyethers.
16. lubricant composition according to claim 11, wherein the polysiloxanes is selected from two polysiloxanes, trimerization
At least one of siloxanes, four polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
17. a kind of preparation method of lubricant composition, this method includes preparing by base oil and by cross-linking radiation method
Ethylene-vinyl acetate rubber particles to be dispersed with cross-linked structure are mixed and are dispersed, and relative to 100 parts by weight
The base oil, the dosage of the ethylene-vinyl acetate rubber particles to be dispersed are 10-180 parts by weight；The second to be dispersed
Alkene-vinyl acetate rubber particle is that the ethylene-vinyl acetate rubber particles for being 20-2000nm by average grain diameter are reunited and shape
At rubber particles group；The gel content of the ethylene-vinyl acetate rubber particles to be dispersed is 60 weight % or more.
18. according to the method for claim 17, wherein the mixing and mode dispersed includes:
(1) the ethylene-vinyl acetate rubber particles to be dispersed are added in the base oil and are mixed by mechanical stirring,
So that the ethylene-vinyl acetate rubber particles to be dispersed disperse or are suspended in the base oil, tentatively dispersed
Composition；
(2) composition tentatively dispersed is subjected to redisperse, until the ethylene-vinyl acetate rubber particles after dispersion
Average grain diameter reaches in the range of 20-2000nm.
19. according to the method for claim 18, wherein the composition tentatively dispersed is subjected to redisperse, until point
The average grain diameter of ethylene-vinyl acetate rubber particles after dissipating reaches in the range of 50-1000nm.
20. according to the method for claim 19, wherein the composition tentatively dispersed is subjected to redisperse, until point
The average grain diameter of ethylene-vinyl acetate rubber particles after dissipating reaches in the range of 70-500nm.
21. according to the method for claim 18, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 80 DEG C at a temperature of place at least 1 hour, obtained product is subjected to secondary redisperse later.
22. according to the method for claim 21, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 100 DEG C at a temperature of place at least 2 hours, obtained product is subjected to secondary redisperse later.
23. according to the method for claim 22, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 100 DEG C at a temperature of place at least 4 hours, obtained product is subjected to secondary redisperse later.
24. according to the method for claim 21, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion is each independently in homogenizer, bead mill, three-roll grinder, single screw extrusion machine, multi-screw extruder, kneading
It is carried out at least one of machine, dissolvers and ultrasonic disperser mixing apparatus.
25. according to the method for claim 24, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion carries out at least one of homogenizer, three-roll grinder and ultrasonic disperser mixing apparatus each independently.
26. according to the method for claim 25, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion carries out in homogenizer each independently.
27. according to the method for claim 21, wherein be placed in airtight heating equipment and carry out described in step (3).
28. according to the method for claim 17, wherein relative to the base oil of 100 parts by weight, the second to be dispersed
Alkene-vinyl acetate rubber particle dosage is 10-160 parts by weight.
29. according to the method for claim 28, wherein relative to the base oil of 100 parts by weight, the second to be dispersed
Alkene-vinyl acetate rubber particle dosage is 10-120 parts by weight.
30. according to the method for claim 17, wherein the ethylene-vinyl acetate rubber particles to be dispersed are by putting down
The ethylene-vinyl acetate rubber particles that equal partial size is 50-1000nm are reunited and the rubber particles group of formation.
31. according to the method for claim 30, wherein the ethylene-vinyl acetate rubber particles to be dispersed are by putting down
The ethylene-vinyl acetate rubber particles that equal partial size is 70-500nm are reunited and the rubber particles group of formation.
32. according to the method for claim 17, wherein the gel of the ethylene-vinyl acetate rubber particles to be dispersed
Content is 75 weight % or more.
33. according to the method for claim 32, wherein the gel of the ethylene-vinyl acetate rubber particles to be dispersed
Content is 80 weight % or more.
34. method described in any one of 7-29 according to claim 1, wherein the ethylene-vinyl acetate rubber to be dispersed
Micelle has equal phase structure.
35. method described in any one of 7-29 according to claim 1, wherein the base oil be mineral base oil and/or
Synthetic base oil.
36. according to the method for claim 35, wherein the mineral base oil is selected from the low viscosity of viscosity index (VI) VI≤40
Index mineral base oil, the medium viscosity index mineral base oil of 40 < viscosity index (VI) VI≤90,90 < viscosity index (VI) VI≤120
High viscosity index (HVI) mineral base oil, 120 < viscosity index (VI) VI≤140 very high viscosity index (HVI) mineral base oil, viscosity index (VI) VI
At least one of superhigh viscosity index mineral base oil of > 140.
37. according to the method for claim 35, wherein the synthetic base oil is selected from synthesis hydrocarbon, alkylaromatic hydrocarbon, synthesis
At least one of ester, polyethers, halogenated hydrocarbons, polysiloxanes and fluorine-containing oil.
38. according to the method for claim 37, wherein the synthesis hydrocarbon is selected from ethylene low polymer, propylene oligomer, poly- fourth
Alkene, polyisobutene, poly alpha olefin, poly-internal-olefins and more than synthesize at least one of halogenated product of hydrocarbon.
39. according to the method for claim 37, wherein the alkylaromatic hydrocarbon is selected from alkylbenzene, alkylnaphthalene and contains miscellaneous original
At least one of the alkylaromatic hydrocarbon of son.
40. according to the method for claim 37, wherein the synthetic ester is selected from monoesters, dibasic acid esters, polyol ester, polymer
At least one of ester, carbonic ester, phosphate, citrate, esters of silicon acis and olefin-acrylic lipin polymer.
41. according to the method for claim 37, wherein the polyethers be selected from aliphatic polyether, polyphenylene oxide, poly- polythiaether and
At least one of perfluoroalkyl polyethers.
42. according to the method for claim 37, wherein the polysiloxanes is selected from two polysiloxanes, cyclotrisiloxane, four
At least one of polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
43. the lubricant composition that the method as described in any one of claim 17-42 is prepared.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4401781A (en) * | 1981-04-06 | 1983-08-30 | Nippon Cable System Inc. | Lubricative, oily, cross-linked resin composition |
| CN1402752A (en) * | 1999-12-03 | 2003-03-12 | 中国石油化工集团公司 | Fully-vulcanized powder rubber with controllable particle size and preparation method thereof |
| CN1856527A (en) * | 2003-09-27 | 2006-11-01 | 莱茵化学莱茵瑙有限公司 | Microgels in non-crosslinkable organic media |
| JP2013227438A (en) * | 2012-04-26 | 2013-11-07 | Mitsui Chemicals Inc | Lubricant composition |
-
2015
- 2015-04-20 CN CN201510188849.0A patent/CN106147954B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4401781A (en) * | 1981-04-06 | 1983-08-30 | Nippon Cable System Inc. | Lubricative, oily, cross-linked resin composition |
| CN1402752A (en) * | 1999-12-03 | 2003-03-12 | 中国石油化工集团公司 | Fully-vulcanized powder rubber with controllable particle size and preparation method thereof |
| CN1856527A (en) * | 2003-09-27 | 2006-11-01 | 莱茵化学莱茵瑙有限公司 | Microgels in non-crosslinkable organic media |
| JP2013227438A (en) * | 2012-04-26 | 2013-11-07 | Mitsui Chemicals Inc | Lubricant composition |
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