CN106497640A - A kind of silicone oil type bentonite grease composition and preparation method - Google Patents
A kind of silicone oil type bentonite grease composition and preparation method Download PDFInfo
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- CN106497640A CN106497640A CN201610877772.2A CN201610877772A CN106497640A CN 106497640 A CN106497640 A CN 106497640A CN 201610877772 A CN201610877772 A CN 201610877772A CN 106497640 A CN106497640 A CN 106497640A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/025—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with condensed rings
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/08—Aldehydes; Ketones
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
- C10M2215/064—Di- and triaryl amines
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
- C10M2229/041—Siloxanes with specific structure containing aliphatic substituents
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
- C10M2229/042—Siloxanes with specific structure containing aromatic substituents
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/08—Resistance to extreme temperature
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/20—Metal working
- C10N2040/24—Metal working without essential removal of material, e.g. forming, gorging, drawing, pressing, stamping, rolling or extruding; Punching metal
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The present invention relates to a kind of silicone oil type bentonite grease composition and preparation method；The composition of lubricant composition and weight：Base oil silicone oil 75～90%, thickening agent organobentonite 10～20%, dispersion aids 1～3%, antioxidant 0.5～2%.Base oil silicone oil is:Methyl-silicone oil, ethyl silicon oil, methyl phenyl silicone oil one or two or more reconcile and form.The grease of the present invention is due to the base oil of having selected the compatibility good and thickening agent, and proportioning raw materials are suitable so that the grease has good high temperature performance, and in dropping point test process, grease is not dripped.Its outstanding advantages is the lubrication that disclosure satisfy that moving component in wide temperature range.There is applied at elevated temperature performance, use in the case of the high temperature production line such as worst hot case such as continuous casting, tandem rolling, ladle rotary furnace of steel-making industry.The formula raw material of grease of the present invention is general petrochemicals, affordable, and it is high to process the product cost for being formed, with preferable market value.
Description
Technical field
The invention belongs to technical field of lubricating grease, more particularly to one kind oil based on silicone oil is made with organobentonite
Grease and preparation method for thickening agent.
Background technology
As the continuous development of national economy, industrialized level are improved constantly, advanced equipment constantly develops, its lubrication portion
The operating temperature more and more higher of position, its requirement to grease resistance to elevated temperatures are also improved constantly, China's lubrication conventional at present
Fat is oil based on mineral oil, artificial oil (PAO), and with the grease that metallic soap is formed as thickening agent, which uses temperature highest
No more than 120 DEG C, short-term reaches 150 DEG C.Exploitation Hmp grease, to meet special high temperature lubricating requirement have important
Practical significance.
It is contemplated that by developing new formula and technique, inventing a kind of a kind of grease (silicon with high-temperature behavior
Oily bentonite grease), under the conditions of worst hot case is applied to, while being provided with the performance of low temperature, expand grease
Temperature applicable range, while reduce moving component between fretting wear, extend moving component service life.Reduce friction mill
Damage, be that social anti-attrition potentiation is contributed share.
Content of the invention
It is an object of the invention to provide a kind of with without dropping point characteristic and high/low temperature performance lubricant composition and
Preparation method, while ensureing which has applied at elevated temperature performance, possesses low temperature performance.
The technology of the silicone oil type bentonite grease that the present invention is provided is as follows：
The composition and weight percentage of the lubricant composition that the present invention is provided is as follows：Base oil silicone oil 75～90%,
Thickening agent organobentonite 10～20%, dispersion aids 1～3%, antioxidant 0.5～2%.
Base oil silicone oil is:Methyl-silicone oil, ethyl silicon oil, methyl phenyl silicone oil one or two or more reconcile and form.
Wherein 25 DEG C of viscosity of methyl-silicone oil are 20～1000mm2/s；Ethyl silicon oil 30～1000mm of viscosity2/s；Methyl phenyl silicone oil viscous
50～200mm of degree2/s.
Thickening agent organobentonite：Organobentonite is it is characterized by modifying agent can be that R carbochains are more than 14 for organic amine
Aliphatic, ring-type race, aromatic series, heterocyclic primary amine, swollen amine, tertiary amine and polyamine；Bentonite model can be
Bentone38, bentone34, baragel3000, bengel858, bentone27 be a kind of or the temper of two of which.
Dispersion aids is：The Organic substance of hydroxyl.Can be organic alcohols, acetone, organosilane ester and above multiple things
The mixture of matter.
Antioxidant is：Phenolic antioxidant, amine antioxidants, esters antioxidant or the mixture of the two.
The characteristics of method of the preparation of greases of the present invention, is to adopt one-step method production process, concrete steps：
(1) base oil silicone oil 30～50% is added in reactor, adds organobentonite, add dispersion aids, and add
Heat was to 60～80 DEG C of constant temperature 0.5～1 hour.
(2) base oil silicone oil 30～50% is added, is continuously heating to 130～140 DEG C of constant temperature 0.5～1 hour；Add surplus
Base oil silicone oil, be cooled to 80～100 DEG C.
(3) addition antioxidant, and constant temperature 10～20 minutes, grinds post processing, obtains target grease.
The grease result of performance test of the present invention shows that tool has the advantage that：Due to the base oil for having selected the compatibility good
With thickening agent, and proportioning raw materials are suitable so that the grease has good high temperature performance, in dropping point test process, grease
Do not drip.Its outstanding advantages is the lubrication that disclosure satisfy that moving component in wide temperature range.This product is characterized in that tool
There is applied at elevated temperature performance, make in the case of the high temperature production line such as worst hot case such as continuous casting, tandem rolling, ladle rotary furnace of steel-making industry
With.High temperature lubricating is in good condition, product high temperature softening mild degree, the rare lubrication secondary beneficial to high temperature friction of loss.Additionally, this
The formula raw material of bright grease is general petrochemicals, affordable, and it is high to process the product cost for being formed, with compared with
Good market value.Preparation method adopts general reactor, and without adding special installation, refining is directly anti-using one-step method
Should, process is simple, energy efficient reduce production cost, and the product quality of the technique productions are also more stable.
Specific embodiment
Target product can be obtained by following instance
Example 1
By 370g base oil silicone oil, (25 DEG C of viscosity of methyl-silicone oil are 20mm2/ s) add in reactor, then by 200g swellings
Native (bentone 27) is added in the reactor, is added dispersion aids (acetone) 30g, is stirred and heated to 60 DEG C, and constant temperature 1 is little
When.Base oil silicone oil 270g is added, and is warming up to 130 DEG C of constant temperature 0.5 hour, add base oil silicone oil 260g, temperature to be down to 80
DEG C, add antioxidant (diphenylamines) 20g, constant temperature 10 minutes to grind post processing.PERFORMANCE OF GREASES obtained in present invention process formula
It is listed in table 1
Table 1
As shown in Table 1, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and the change of high temperature cone penetration, so that guarantee should
The grease of patented invention has the versatility and high-temperature behavior that general grease has.
Example 2：
By 300g base oil silicone oil, (25 DEG C of viscosity of methyl-silicone oil are 1000mm2/ s) add in reactor, add 100g to have
Machine bentonite (bentone 38), adds dispersion aids (acetone) 10g, is heated with stirring to 80 DEG C, and constant temperature 0.5 hour adds base
Plinth oil silicone oil 250g, and it is warming up to 130 DEG C of constant temperature 0.5 hour, add base oil silicone oil 200g, temperature to be down to 80 DEG C, add anti-
Oxygen agent (diphenylamines) 20g, constant temperature 10 minutes grind post processing.PERFORMANCE OF GREASES obtained in present invention process formula is listed in table 2
Table 2
As shown in Table 2, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease of invention has the versatility and high-temperature behavior that general grease has.
Example 3：
By 400g base oil silicone oil, (25 DEG C of viscosity of methyl-silicone oil are 500mm2/ s) add in reactor, then by 200g swellings
Native (bentone34) is added in the reactor, adds dispersion aids (ethanol) 30g to be stirred and heated to 80 DEG C, constant temperature 30 minutes.
Base oil silicone oil 300g is added, and is warming up to 140 DEG C, added base oil silicone oil 200g, temperature to be down to 100 DEG C, add antioxidant
(beta naphthal) 5g, constant temperature 20 minutes grind post processing, and PERFORMANCE OF GREASES obtained in present invention process formula is listed in table 3
Table 3
Data from table 3：The grease of the present invention has characteristic of the bentonite grease without dropping point, and by test
High temperature cone penetration (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The profit fat that is invented has versatility and high-temperature behavior that general grease has.
Example 4：
By 400g base oil silicone oil, (25 DEG C of viscosity of ethyl silicon oil are 300mm2/ s) add in reactor, then by 200g swellings
Native (Bentone34) is added in the reactor, adds dispersion aids (ethyl acetate) 30g, stirring to be warming up to 80 DEG C, and constant temperature 60
Minute.Base oil silicone oil 300g is added, 130 DEG C are warming up to, is added base oil silicone oil 200g, temperature to be down to 70 DEG C, is added antioxygen
Agent (T501 and dilauryl 1:1) 5g, constant temperature 10 minutes grind post processing, PERFORMANCE OF GREASES obtained in present invention process formula
It is listed in table 4
Table 4
As shown in Table 4, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease that is invented has the versatility and high-temperature behavior that general grease has.
Example 5：
By 400g base oil silicone oil (methyl-silicone oils：Ethyl silicon oil is 2：1,25 DEG C of Basic oil Viscosity 300mm2/ s) add instead
Answer in kettle, add 200g organobentonites (baragel 3000), add dispersion aids (ethyl acetate) 30g, be heated with stirring to
80 DEG C, and constant temperature 40 minutes.Base oil silicone oil 300g is added, and is warming up to 135 DEG C, add base oil silicone oil 200g, temperature to drop
To 80 DEG C, antioxidant (T501 is added:Diphenylamines=1:1) 5g, constant temperature 15 minutes grind post processing.Present invention process formula system
The PERFORMANCE OF GREASES for obtaining is listed in table 5
Table 5
As shown in Table 5, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease that is invented has the versatility and high-temperature behavior that general grease has.
Example 6：
By 270g base oil silicone oil, (methyl phenyl silicone oil, 25 DEG C of viscosity are 100mm2/ s) add in reactor, then will
100g bentonite (bentone34) is added in the reactor, is added dispersion aids (acetone) 30g, is heated with stirring to 80 DEG C, constant temperature
30 minutes.Add base oil silicone oil 250g, stirring to be warming up to 130 DEG C, add base oil silicone oil 230g, temperature to be down to 90 DEG C, plus
Enter antioxidant (double octadecyl esters) 5g, constant temperature 20 minutes grinds post processing, and PERFORMANCE OF GREASES obtained in present invention process formula is listed in
Table 6
Table 6
As shown in Table 6, the characteristic with bentonite grease without dropping point of grease of the invention, and by testing high temperature
Cone penetration (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease that is invented has the versatility and high-temperature behavior that general grease has.
Example 7
By 300g base oil silicone oil, (ethyl silicon oil presses 1 with methyl phenyl silicone oil:1 reconciles, and 25 DEG C of viscosity of mixed oil are
180mm2/ s) add in reactor, then by 120g bentonite (Bentone38:Bentone 34 is 1:9) add in reactor,
Add dispersion aids (ethanol) 15g and be heated with stirring to 100 constant temperature 60 minutes.Base oil silicone oil 250g is added, and is warming up to 130
DEG C, add base oil silicone oil 280g, temperature to be down to 80 DEG C, add antioxidant (diphenylamines) 18g, constant temperature 10 minutes to locate after grinding
Reason.
PERFORMANCE OF GREASES obtained in present invention process formula is listed in table 7
Table 7
As shown in Table 1, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease of invention has the versatility and high-temperature behavior that general grease has.
Example 8：
By 300g base oil silicone oil (methyl-silicone oils：Methyl phenyl silicone oil 2：1 25 DEG C of mixed oil viscosity is 100mm2/ s) plus
Enter in reactor, then by 200g bentonite (barage3000：Bengel858 is 1:1) add in the reactor, add and help dispersion
Agent (ethyl acetate) 15g is stirred, and is heated to 70 DEG C of simultaneously constant temperature 30 minutes.Base oil silicone oil 300g is added, and is warming up to 140 DEG C,
Add base oil silicone oil 200g, temperature to be down to 100 DEG C, add antioxidant (T501) 20g, constant temperature 20 minutes to grind post processing, this
PERFORMANCE OF GREASES obtained in invented technology formula is listed in table 8
Table 8
As shown in Table 8, grease of the invention has characteristic of the bentonite grease without dropping point, and by testing Fire-check keys
In-degree (180 DEG C, 4h) is still grease state.
The Common item of the grease that the lab work of this example is simply chemically examined and high temperature cone penetration, to ensure the patent
The grease that is invented has the versatility and high-temperature behavior that general grease has.
A kind of silicone oil type bentonite grease composition proposed by the present invention and preparation method, have passed through preferably to implement
Example is described, and person skilled substantially can be in without departing from present invention, spirit and scope to as herein described
Component and method are modified or suitably change and combine, and realize the technology of the present invention.Specifically, all similar
As replace and change apparent to those skilled in the art, they be considered as being included in spirit of the invention,
In scope and content.
Claims (10)
1. a kind of silicone oil type bentonite grease composition, is characterized in that composition and weight/mass percentage composition are as follows：
2. lubricant composition as claimed in claim 1, is characterized in that base oil silicone oil is:Methyl-silicone oil, ethyl silicon oil, first
One or two silicone oil of base phenyl silicone oil reconcile and form.
3. lubricant composition as claimed in claim 2, is characterized in that 25 DEG C of its base oil of methyl-silicone oil in base oil silicone oil
Viscosity is 20～1000mm2/ s, 25 DEG C of viscosity of its base oil of ethyl silicon oil are 30～1000mm2/ s, its basis of methyl phenyl silicone oil
25 DEG C of viscosity of oil are 50～200mm2/s；
4. lubricant composition as claimed in claim 1, is characterized in that thickening agent is organic modified bentonite：Organic substance is have
The aliphatic of machine amine, wherein R carbochains more than 14, ring-type race, aromatic series, heterocyclic primary amine, swollen amine, tertiary amine or polyamine.
5. lubricant composition as claimed in claim 4, it is characterized in that organobentonite be Bentone38, bentone34,
Baragel3000, bengel858 or bentone27 be a kind of or the temper of two of which.
6. lubricant composition as claimed in claim 5, is characterized in that the ratio of two kinds of tempers is Bentone38：
Bentone34 is 1～9：9～1；Or baragel3000：Bengel858 is 9～7：1～3.
7. grease as claimed in claim 1, it is characterized in that dispersion aids be the organic alcohols of hydroxyl, the one of organosilane ester
Kind or the mixture of two kinds of materials.
8. lubricant composition as claimed in claim 1, is characterized in that dispersion aids is：Acetone, Allyl carbonate, acetic acid second
One kind of ester, methanol and ethanol or the wherein mixture of the two.
9. lubricant composition as claimed in claim 1, is characterized in that antioxidant is phenolic antioxidant, amine antioxidants and ester
Kind antioxidant or the mixture of the two.
10. the preparation method of bentonite grease composition as claimed in claim 1, is characterized in that comprising the following steps that：
(1) base oil silicone oil 30～50% is added in reactor, adds organobentonite, add dispersion aids, stirred and add
Heat was to 60～80 DEG C of constant temperature 0.5～1 hour；
(2) base oil silicone oil 30～50% is added, is continuously heating to 130～140 DEG C of constant temperature 0.5～1 hour；Add the base of surplus
Plinth oil silicone oil, is cooled to 80～100 DEG C；
(3) addition antioxidant, and constant temperature 10～20 minutes, grinds post processing, obtains target grease.
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Cited By (5)
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| CN107129856A (en) * | 2017-05-12 | 2017-09-05 | 中国石油化工股份有限公司 | A kind of freon resistant lubricant composition and preparation method thereof |
| CN107502426A (en) * | 2017-08-23 | 2017-12-22 | 杜亚东 | Plant equipment lubricant grease |
| CN107523406A (en) * | 2017-08-23 | 2017-12-29 | 杜亚东 | The accord method of lubricant grease |
| CN109251781A (en) * | 2018-09-20 | 2019-01-22 | 王建东 | A kind of preparation method of high- and low-temperature resistance antiwear lubricating grease |
| CN111996064A (en) * | 2020-09-23 | 2020-11-27 | 上海虎头化工有限公司 | Ultrahigh-temperature lubricating grease and preparation method thereof |
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- 2016-10-05 CN CN201610877772.2A patent/CN106497640A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105331433A (en) * | 2015-11-11 | 2016-02-17 | 江苏龙蟠科技股份有限公司 | High-temperature lubricating grease for food processing and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107129856A (en) * | 2017-05-12 | 2017-09-05 | 中国石油化工股份有限公司 | A kind of freon resistant lubricant composition and preparation method thereof |
| CN107129856B (en) * | 2017-05-12 | 2020-06-05 | 中国石油化工股份有限公司 | Freon-resistant lubricating grease composition and preparation method thereof |
| CN107502426A (en) * | 2017-08-23 | 2017-12-22 | 杜亚东 | Plant equipment lubricant grease |
| CN107523406A (en) * | 2017-08-23 | 2017-12-29 | 杜亚东 | The accord method of lubricant grease |
| CN109251781A (en) * | 2018-09-20 | 2019-01-22 | 王建东 | A kind of preparation method of high- and low-temperature resistance antiwear lubricating grease |
| CN111996064A (en) * | 2020-09-23 | 2020-11-27 | 上海虎头化工有限公司 | Ultrahigh-temperature lubricating grease and preparation method thereof |
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