CN108949299A - Automobile-used profit hydrodynamic of one kind and preparation method thereof - Google Patents
Automobile-used profit hydrodynamic of one kind and preparation method thereof Download PDFInfo
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- CN108949299A CN108949299A CN201810722750.8A CN201810722750A CN108949299A CN 108949299 A CN108949299 A CN 108949299A CN 201810722750 A CN201810722750 A CN 201810722750A CN 108949299 A CN108949299 A CN 108949299A
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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
- C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
-
- 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
- C10M2201/082—Inorganic acids or salts thereof containing nitrogen
- C10M2201/083—Inorganic acids or salts thereof containing nitrogen nitrites
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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
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
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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
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/046—Hydroxy ethers
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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
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
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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
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/127—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
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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
- C10M2207/282—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
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
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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
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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
- C10N2030/06—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
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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
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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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
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention discloses a kind of automobile-used profit hydrodynamics and preparation method thereof, belong to petrochemical industry.Present component is as follows: gylcol ether, diethylene glycol methyl ether, triethanolamine, silicone oil, sebacate, sodium molybdate, sodium nitrite, antioxidant, antirust agent and pH adjusting agent.Preparation method: diethylene glycol methyl ether, triethanolamine, silicone oil and sebacate are sequentially added into gylcol ether, it is mixed evenly, measures moisture content, if moisture content is greater than 0.1%, then vacuum dehydration, until moisture is less than or equal to 0.1%, 70~80 DEG C are cooled to, antirust agent stirring heat preservation is added, continue to be cooled to 50 DEG C or less, sodium molybdate, sodium nitrite, antioxidant and pH adjusting agent are sequentially added, filters, packed to get automobile-used profit hydrodynamic after stirring.Automobile-used profit hydrodynamic of the invention is used for various types of motor vehicles, brakes sensitiveer, more reliable.
Description
Technical field
The invention belongs to petrochemical industries；More particularly to a kind of automobile-used profit hydrodynamic and preparation method thereof.
Background technique
Automobile-used profit hydrodynamic is the working media of hydraulic vehicle braking drive train pressure, and it is raw that performance quality is directly related to the people
Order the safety of property.Therefore there are strict requirements (GB12981~91) to the capability and performance of automobile-used profit hydrodynamic, be mainly concerned with profit
The high temperature of hydrodynamic resists gas barrier, low temperature flow and metal and compatibility, corrosion resistance, the stability of rubber material etc..Mesh
The automobile-used profit hydrodynamic that preceding domestic automobile industry uses has two class of domestic and imported, main for domestic automobile-used profit hydrodynamic
Problem is that braking system corrosion is serious, when corrosion situation is inconsistent, causes auto in Braking sideslip, braking is dangerous, to rubber
There is swellability, therefore causes motor vehicle repair is frequent, maintenance cost increases etc..On the other hand during the cold season in use, automobile system
It is dynamic to have decrease phenomenon, and used in hot season, braking just felt that braking was powerless less than one day.The automobile-used profit hydrodynamic of import
Though slightly better than domestic automobile-used profit hydrodynamic, its high temperature resists gas barrier and low temperature flow still undesirable, even if best import
Product, high temperature can only achieve 230 DEG C, and low temperature is~40 DEG C.Since the high temperature of profit hydrodynamic resists gas barrier and low temperature flow not
Requirement can be met simultaneously, often using being limited by weather conditions, season, used in cold winter, in sweltering heat
Summer cannot use, and used in hot summer, it cannot be used in cold winter.
With the continuous development of China's economy, China Higher grade highway is also rapidly developed, the increasing of vehicle, speed
Raising, it is desirable that the braking ability of automobile will be absolute is reliable, sensitive.Therefore, the grade vehicle of more reliable performance is researched and developed
Moistening hydrodynamic has important society, economic significance.
Summary of the invention
It is designed to provide automobile-used profit hydrodynamic of one kind and preparation method thereof of the inventionly, this battle wagon profit hydrodynamic is except tool
Have other than preferable compatibility, corrosion resistance, stability etc., should also have the anti-vapour lock performance of better high temperature and low temperature simultaneously
Mobile performance, preparation process should be simple, raw materials used to be easy to get, and are easy to implement large-scale production.
The purpose of the present invention is to provide a kind of automobile-used profit hydrodynamics, and according to parts by weight, the ingredient of automobile-used profit hydrodynamic is as follows:
30~60 parts of gylcol ether, 4~9 parts of diethylene glycol methyl ether, 1~6 part of triethanolamine, 3~9 parts of silicone oil, decanedioic acid
1~3 part of ester, 0.01~0.3 part of sodium molybdate, 0.01~0.2 part of sodium nitrite, 0.1~1.0 part of antioxidant, antirust agent 1.5~
7.0 parts and 0.5~1.5 part of pH adjusting agent.
It is preferred: 35~55 parts of gylcol ether, 5~7 parts of diethylene glycol methyl ether, 2~5 parts of triethanolamine, 4~7 parts of silicone oil,
1.5~2.5 parts of sebacate, 0.05~0.1 part of sodium nitrite, 0.4~0.8 part of antioxidant, is prevented 0.05~0.2 part of sodium molybdate
Become rusty 2.0~6.0 parts of agent and 0.8~1.2 part of pH adjusting agent.
It is preferred:
50 parts of gylcol ether, 6 parts of diethylene glycol methyl ether, 4 parts of triethanolamine, 5 parts of silicone oil, 2.0 parts of sebacate, sodium molybdate
0.1 part, 0.05 part of sodium nitrite, 0.5 part of antioxidant, 3.0 parts of antirust agent and 1.0 parts of pH adjusting agent.
It further limits, the gylcol ether is diethylene glycol dimethyl ether, diethylene glycol ether and diethylene glycol propyl ether
One of or in which several arbitrarily compare mixture.
Further limit, the antioxidant refers to 2,6~toluene di-tert-butyl phenol, antioxidant 1135, bisphenol-A or
Antioxidant 1010.
It further limits, the antirust agent is any ratio of two kinds in triethanolamine, animals and plants oleic acid and sebacic acid
Mixture.
It further limits, the pH adjusting agent is tri-n-butylamine or diethanol amine.
It is a further object to provide a kind of preparation methods of automobile-used profit hydrodynamic, specifically carry out in the steps below
:
Diethylene glycol methyl ether, triethanolamine, silicone oil and sebacate are sequentially added into gylcol ether, are mixed equal
It is even, moisture content is measured, it is true under the conditions of 140~150 DEG C, -0.098~-0.093Mpa if moisture content is greater than 0.1%
Sky dehydration is cooled to 70~80 DEG C until moisture is less than or equal to 0.1% after vacuum dehydration, antirust agent stirring heat preservation is added
1.5~2h continues to be cooled to 50 DEG C hereinafter, sequentially add sodium molybdate, sodium nitrite, antioxidant and pH adjusting agent, stirs 1~2h
It filters, packed to get automobile-used profit hydrodynamic afterwards.
The invention has the advantages that:
International, domestic quality standards can be reached using automobile-used profit hydrodynamic of the invention.
Automobile-used profit hydrodynamic stability of the invention is excellent, and Acclimation temperature range is wide, and boiling point is high, low temperature flow and lubrication
Performance is good, to had no corrosive effect on metals, has the excellent anti-vapour lock performance of high temperature and low temperature flow, can be at up to 280 DEG C
At a temperature of (improve 50 DEG C than external high temperature) and work normally, do not generate vapour lock, braking is reliable, in a low temperature of~50 DEG C still
It can work normally, brake sensitive；Small to various metals corrosivity, anti-corrosion, antirust, oxidation resistance are strong；With the compatibility of rubber
Good, the small sealing of leather cup swelling is tight；The pH value of product is neutrality, and water repelling property is good.
Automobile-used profit hydrodynamic of the invention is used for various types of motor vehicles, brakes sensitiveer, more reliable.Due to excellent
The anti-vapour lock performance of different high temperature and low temperature flow, climate, seasonal conditions do not limit completely when in use.
Automobile-used profit hydrodynamic of the invention can also substitute import completely, save foreign exchange for country, but also can export goods and earn foreign currency,
Therefore, the present invention has great social benefit and economic benefit.
Various raw materials used in technical solution of the present invention are common chemical products, and method is easy to operate, production process
One step is completed, and is simplified production routine, is improved production efficiency, also ensures product quality.
Specific embodiment
The present invention will be further described combined with specific embodiments below, but the present invention should not be limited by the examples.
Material therefor of the present invention, reagent, instrument and method, without specified otherwise, be this field conventional material, reagent,
Instrument and method, can be by obtaining in commercial channel and existing method.
Embodiment 1: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is as follows in the present embodiment: 50 parts of diethylene glycol ether,
6 parts of diethylene glycol methyl ether, 5 parts of silicone oil, 2.0 parts of sebacate, 0.1 part of sodium molybdate, 0.05 part of sodium nitrite, resists 4 parts of triethanolamine
10100.5 parts of oxygen agent, 3.0 parts of antirust agent and 1.0 parts of diethanol amine.
The antirust agent is the mixture of triethanolamine and sebacic acid, and the mass ratio of triethanolamine and sebacic acid is 1:2.
Specific preparation method carries out in the steps below: sequentially added into diethylene glycol ether diethylene glycol methyl ether,
Triethanolamine, silicone oil and sebacate, are mixed evenly, and measure moisture content, and moisture content is 0.5% (quality), then
Vacuum dehydration under the conditions of 145 DEG C, -0.098Mpa is cooled to 70 after vacuum dehydration until moisture is less than or equal to 0.1%
~80 DEG C, antirust agent stirring 1.5~2h of heat preservation is added, continue to be cooled to 50 DEG C hereinafter, sequentially add sodium molybdate, sodium nitrite,
Antioxidant and pH adjusting agent, filtering, packaging are after stirring 1~2h to get automobile-used profit hydrodynamic.
Embodiment 2: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is as follows in the present embodiment: 60 parts of diethylene glycol ether,
4 parts of diethylene glycol methyl ether, 1 part of triethanolamine, 9 parts of silicone oil, 1.0 parts of sebacate, 0.01 part of sodium molybdate, 0.01 part of sodium nitrite,
0.1 part of antioxidant 1010,0.5 part of antirust agent and 1.5 parts of diethanol amine, the antirust agent are the mixed of triethanolamine and sebacic acid
The mass ratio of conjunction object, triethanolamine and sebacic acid is 1:2；Preparation method is carried out by embodiment 1.
Embodiment 2: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is as follows in the present embodiment: 30 parts of diethylene glycol ether,
9 parts of diethylene glycol methyl ether, 3 parts of silicone oil, 3.0 parts of sebacate, 0.3 part of sodium molybdate, 0.2 part of sodium nitrite, resists 4 parts of triethanolamine
10100.0 parts of oxygen agent, 7.0 parts of antirust agent and 0.5 part of diethanol amine, the antirust agent are the mixing of triethanolamine and sebacic acid
The mass ratio of object, triethanolamine and sebacic acid is 1:2；Preparation method is carried out by embodiment 1.
The automobile-used profit hydrodynamic of preparation is taken to carry out technical indicator test, as a result such as table 1
As shown in Table 1, performance composite quality standard of the invention.
Claims (8)
1. a kind of automobile-used profit hydrodynamic, it is characterised in that: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is as follows:
30~60 parts of gylcol ether, 4~9 parts of diethylene glycol methyl ether, 1~6 part of triethanolamine, 3~9 parts of silicone oil, sebacate 1~
3 parts, 0.01~0.3 part of sodium molybdate, 0.01~0.2 part of sodium nitrite, 0.1~1.0 part of antioxidant, 1.5~7.0 parts of antirust agent,
With 0.5~1.5 part of pH adjusting agent.
2. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is such as
Under:
35~55 parts of gylcol ether, 5~7 parts of diethylene glycol methyl ether, 2~5 parts of triethanolamine, 4~7 parts of silicone oil, sebacate 1.5
~2.5 parts, 0.05~0.2 part of sodium molybdate, 0.05~0.1 part of sodium nitrite, 0.4~0.8 part of antioxidant, antirust agent 2.0~6.0
Part and 0.8~1.2 part of pH adjusting agent.
3. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: according to parts by weight, the ingredient of automobile-used profit hydrodynamic is such as
Under:
50 parts of gylcol ether, 6 parts of diethylene glycol methyl ether, 4 parts of triethanolamine, 5 parts of silicone oil, 2.0 parts of sebacate, sodium molybdate 0.1
Part, 0.05 part of sodium nitrite, 0.5 part of antioxidant, 3.0 parts of antirust agent and 1.0 parts of pH adjusting agent.
4. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: the gylcol ether is diethylene glycol first
One of ether, diethylene glycol ether and diethylene glycol propyl ether or in which several mixtures.
5. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: the antioxidant refers to 2,6~bis- tertiary fourths
Base p-cresol, antioxidant 1135, bisphenol-A or antioxidant 1010.
6. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: the antirust agent is triethanolamine, dynamic plant
Two kinds of mixture in object oleic acid and sebacic acid.
7. a kind of automobile-used profit hydrodynamic according to claim 1, it is characterised in that: the pH adjusting agent is tri-n-butylamine or two
Ethanol amine.
8. the preparation method of the automobile-used profit hydrodynamic of one kind as described in claim 1~7 any one claim, it is characterised in that
The preparation method carries out in the steps below:
Diethylene glycol methyl ether, triethanolamine, silicone oil and sebacate are sequentially added into gylcol ether, is mixed evenly, and are surveyed
Determine moisture content, if moisture content is greater than 0.1%, vacuum is de- under the conditions of 140~150 DEG C, -0.098~-0.093Mpa
Water is cooled to 70~80 DEG C until moisture is less than or equal to 0.1% after vacuum dehydration, be added antirust agent stirring heat preservation 1.5~
2h continues to be cooled to 50 DEG C hereinafter, sequentially add sodium molybdate, sodium nitrite, antioxidant and pH adjusting agent, stirs mistake after 1~2h
Filter is packed to get automobile-used profit hydrodynamic.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810722750.8A CN108949299A (en) | 2018-07-04 | 2018-07-04 | Automobile-used profit hydrodynamic of one kind and preparation method thereof |
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| CN201810722750.8A CN108949299A (en) | 2018-07-04 | 2018-07-04 | Automobile-used profit hydrodynamic of one kind and preparation method thereof |
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Application publication date: 20181207 |