CN106147977A - A kind of water glycol anti-flame hydraulic fluid and preparation method thereof - Google Patents

A kind of water glycol anti-flame hydraulic fluid and preparation method thereof Download PDF

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Publication number
CN106147977A
CN106147977A CN201610517792.9A CN201610517792A CN106147977A CN 106147977 A CN106147977 A CN 106147977A CN 201610517792 A CN201610517792 A CN 201610517792A CN 106147977 A CN106147977 A CN 106147977A
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ethylene glycol
water
hydraulic fluid
rust
ether
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张丹丹
魏计平
魏强
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Shandong Star Macromolecule Material Co Ltd
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Shandong Star Macromolecule Material Co Ltd
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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
    • C10M173/00—Lubricating compositions containing more than 10% water
    • C10M173/02—Lubricating compositions containing more than 10% water not containing mineral or fatty oils
    • 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
    • C10M2201/02—Water
    • 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
    • C10M2201/084—Inorganic acids or salts thereof containing sulfur, selenium or tellurium
    • 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
    • C10M2207/022—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least two hydroxy groups
    • 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
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • 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
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/12—Polysaccharides, e.g. cellulose, biopolymers
    • 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
    • C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2211/02—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only
    • C10M2211/024—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only aromatic
    • 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
    • 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
    • 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
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/223—Five-membered rings containing nitrogen and carbon only
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/042—Sulfate esters
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/02—Groups 1 or 11
    • 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
    • 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
    • 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
    • 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
    • C10N2030/16—Antiseptic; (micro) biocidal or bactericidal
    • 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
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids

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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 invention discloses a kind of water glycol anti-flame hydraulic fluid, deionized water, rust-inhibiting additive, matal deactivator, dodecyl dimethyl benzyl ammonium chloride, sodium thiosulfate, sodium laurylsulfate, tetramethyl-ammonium iodide, cellulose ether, ethoxydiglycol ether, TDE and ethylene glycol prepare.The invention also discloses its preparation method.The water glycol anti-flame hydraulic fluid of the present invention has greasy property, weather resistance and the oxidation resistance of excellence, and bacteriostasis is good simultaneously, has good biological stability.Can effectively play lubrication, anticorrosion and cooling effectiveness, particularly suppression antibacterial and the flourish of fungus in hydraulic system, have good biological stability, store convenient transportation, service life is long.The preparation method of the present invention is simple, has wide market prospect.

Description

A kind of water-ethylene glycol nonflame hydraulic fluid and preparation method thereof
Technical field
The present invention relates to a kind of lubricating transmission dielectric fluid hydraulic fluid, be specifically related to a kind of water-ethylene glycol nonflame hydraulic fluid and Preparation method.
Background technology
Along with Modern hydraulic equipment to high pressure, at a high speed, high temperature and Large Copacity direction develop, traditionally using hydraulic oil as biography The hydraulic system of moving medium can not meet the needs of operating mode, and hydraulic medium in use, is let out from positions such as pipeline, pump and valves The probability of leakage also increases, and should use flame retardant hydraulic fluid as far as possible, to avoid fire in the hydraulic test close to high temperature and naked light Calamity accident, causes personal injury and property loss.
Water glycol anti-flame hydraulic fluid is by multiple special interpolations such as water, ethylene glycol, thickening agent, oiliness improver, antirust agent Agent is formulated, because condensation point is low, resisting combustibility is good, cheap, obtains increasingly extensive at inflammable, low temperature situation Application.But water glycol hydraulic fluid also exposes various problem in actual use, as poor in lubricity, foam, antirust Anticorrosions etc., significantly limit it and are applied to high-power, high pressure surface mine plant equipment, ship equipment and Ferrous Metallurgy equipment In.
Prior art is the most only paid attention to the improvement of the performances such as product lubrication, antirust, foam, but does not accounts for product Raw bacterium spoilage problem during accumulating, use etc., the particularly introducing of some extreme pressure anti-wear additives, for antibacterial, fungus etc. Propagation production provides good nutrient source, the most in actual applications, will often find that water glycol hydraulic fluid easily occurs The phenomenons such as raw bacterium, corruption, this phenomenon significantly limit the development of water glycol hydraulic fluid, and this phenomenon is urgently to be resolved hurrily.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, it is provided that a kind of water-ethylene glycol nonflame hydraulic fluid, there is the lubrication of excellence Performance, weather resistance and oxidation resistance, bacteriostasis is good simultaneously, has good biological stability.
Present invention also offers the preparation method of this water-ethylene glycol nonflame hydraulic fluid.
It is an object of the invention to be achieved through the following technical solutions:
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 38-48%, rust-inhibiting additive 0.8-3%, matal deactivator 0.2-0.5%, dodecyl dimethyl benzyl ammonium chloride 1-4%, Sodium thiosulfate 0.5-1.5%, sodium laurylsulfate 0.6-1%, tetramethyl-ammonium iodide 0.05-0.09%, cellulose ether 1- 3%, ethoxydiglycol ether 0.03-0.05%, TDE 0.01-0.03%, surplus are ethylene glycol；
Described rust-inhibiting additive be by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine by It is mixed to get according to the weight ratio of 1:1.5-3.
Preferably, a kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: go Ionized water 44%, rust-inhibiting additive 1.5%, matal deactivator 0.4%, dodecyl dimethyl benzyl ammonium chloride 2%, sulfur are for sulfur Acid sodium 1%, sodium laurylsulfate 0.8%, tetramethyl-ammonium iodide 0.07%, cellulose ether 2%, ethoxydiglycol ether 0.04%, TDE 0.02%, surplus are ethylene glycol.
Preferably, rust-inhibiting additive is by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine It is mixed to get according to the weight ratio of 1:2.3.
Described diethanol monoisopropanolamine maleate compound is prepared by following methods: add in reactor Entering diethanol monoisopropanolamine and maleic anhydride, add catalyst, be decompressed to 0.4MPa under stirring condition, heating, temperature controls At 100 DEG C, maintenance system constant temperature, measure the acidity of a system the most every other hour, stop without reaction during significant change to acid number. It is then cooled to room temperature, successively with saturated sodium carbonate solution and distilled water wash, obtains diethanol monoisopropanolamine maleate Compound.
Described matal deactivator is the one in BTA, BTA sodium salt and methyl benzotriazazole.
The preparation method of a kind of water-ethylene glycol nonflame hydraulic fluid, it is characterised in that prepared by following steps:
1) deionized water, ethylene glycol and sodium thiosulfate are mixed, stir 5-10min under the conditions of 45-50 DEG C, be down to room Temperature, obtains mixed liquor；
Described mixing speed is 100-150rpm；
2) by rust-inhibiting additive, matal deactivator, dodecyl dimethyl benzyl ammonium chloride, sodium laurylsulfate, tetramethyl Base ammonium iodide, cellulose ether, ethoxydiglycol ether and TDE add to, in mixed liquor, stir, and filter, i.e. Obtain water-ethylene glycol nonflame hydraulic fluid.
Beneficial effects of the present invention: the water-ethylene glycol nonflame hydraulic fluid of the present invention has the greasy property of excellence, weatherability Energy and oxidation resistance, bacteriostasis is good simultaneously, has good biological stability.Profit can be effectively played in hydraulic system Cunning, anticorrosion and cooling effectiveness, particularly suppression antibacterial and the flourish of fungus, have good biological stability, stores fortune Defeated convenience, service life is long.The preparation method of the present invention is simple, has wide market prospect.
Detailed description of the invention
Agents useful for same of the present invention and raw material are the most commercially.
Embodiment 1
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 48%, rust-inhibiting additive 0.8%, matal deactivator 0.2%, dodecyl dimethyl benzyl ammonium chloride 4%, sodium thiosulfate 0.5%, sodium laurylsulfate 0.6%, tetramethyl-ammonium iodide 0.05%, cellulose ether 1%, ethoxydiglycol ether 0.03%, TDE 0.03%, surplus are ethylene glycol；
Described rust-inhibiting additive be by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine by It is mixed to get according to the weight ratio of 1:3.
Described diethanol monoisopropanolamine maleate compound is prepared by following methods: add in reactor Entering diethanol monoisopropanolamine and maleic anhydride, add catalyst, be decompressed to 0.4MPa under stirring condition, heating, temperature controls At 100 DEG C, maintenance system constant temperature, measure the acidity of a system the most every other hour, stop without reaction during significant change to acid number. It is then cooled to room temperature, successively with saturated sodium carbonate solution and distilled water wash, obtains diethanol monoisopropanolamine maleate Compound.
Described matal deactivator is BTA.
The preparation method of a kind of water-ethylene glycol nonflame hydraulic fluid, it is characterised in that prepared by following steps:
1) deionized water, ethylene glycol and sodium thiosulfate are mixed, stir 5-10min under the conditions of 45-50 DEG C, be down to room Temperature, obtains mixed liquor；
Described mixing speed is 100-150rpm；
2) by rust-inhibiting additive, matal deactivator, dodecyl dimethyl benzyl ammonium chloride, sodium laurylsulfate, tetramethyl Base ammonium iodide, cellulose ether, ethoxydiglycol ether and TDE add to, in mixed liquor, stir, and filter, i.e. Obtain water-ethylene glycol nonflame hydraulic fluid.
Embodiment 2
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 46%, rust-inhibiting additive 1.2%, matal deactivator 0.3%, dodecyl dimethyl benzyl ammonium chloride 3%, sodium thiosulfate 0.8%, sodium laurylsulfate 0.7%, tetramethyl-ammonium iodide 0.06%, cellulose ether 2%, ethoxydiglycol ether 0.04%, TDE 0.02%, surplus are ethylene glycol；
Described rust-inhibiting additive be by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine by It is mixed to get according to the weight ratio of 1:2.6.
Described matal deactivator is methyl benzotriazazole.
Remaining is with embodiment 1.
Embodiment 3
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 44%, rust-inhibiting additive 1.5%, matal deactivator 0.4%, dodecyl dimethyl benzyl ammonium chloride 2%, sodium thiosulfate 1%, sodium laurylsulfate 0.8%, tetramethyl-ammonium iodide 0.07%, cellulose ether 2%, ethoxydiglycol ether 0.04%, TDE 0.02%, surplus are ethylene glycol.
Preferably, rust-inhibiting additive is by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine It is mixed to get according to the weight ratio of 1:2.3.
Described matal deactivator is methyl benzotriazazole.
Remaining is with embodiment 1.
Embodiment 4
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 40%, rust-inhibiting additive 2.5%, matal deactivator 0.4%, dodecyl dimethyl benzyl ammonium chloride 2%, sodium thiosulfate 1.3%, sodium laurylsulfate 0.9%, tetramethyl-ammonium iodide 0.08%, cellulose ether 2%, ethoxydiglycol ether 0.04%, TDE 0.02%, surplus are ethylene glycol；
Described rust-inhibiting additive be by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine by It is mixed to get according to the weight ratio of 1:2.
Described matal deactivator is BTA sodium salt.
Remaining is with embodiment 1.
Embodiment 5
A kind of water-ethylene glycol nonflame hydraulic fluid, is to be prepared by the raw material of following percentage by weight: deionized water 38%, rust-inhibiting additive 3%, matal deactivator 0.5%, dodecyl dimethyl benzyl ammonium chloride 1%, sodium thiosulfate 1.5%, sodium laurylsulfate 1%, tetramethyl-ammonium iodide 0.09%, cellulose ether 3%, ethoxydiglycol ether 0.05%, TDE 0.01%, surplus are ethylene glycol；
Described rust-inhibiting additive be by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine by It is mixed to get according to the weight ratio of 1:1.5.
Described matal deactivator is BTA.
Remaining is with embodiment 1.
Performance detects
Performance detection is carried out according to the detection method of table 1.
The properties detection method of table 1 water-ethylene glycol nonflame hydraulic fluid
Table 2 performance test results
Project Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5
Stability Stable Stable Stable Stable Stable
Kinematic viscosity 42.1 42.5 41.8 42.7 41.9
Viscosity index (VI) 196 192 198 195 194
Relative density 1.07 1.07 1.08 1.08 1.07
Condensation point -50 -50 -50 -50 -50
PH value 9.1 9.2 8.9 9.1 9.0
Volatile rust prevention Rustless Rustless Rustless Rustless Rustless
Liquid phase is antirust Rustless Rustless Rustless Rustless Rustless
Copper corrosion 1 1 1 1 1
Foam 68 69 67 68 68
Four ball length mills 0.49 0.50 0.51 0.51 0.49
Bacterial population 0 0 0 0 0
Burning-point 260 260 265 260 260
From Tables 1 and 2, water-ethylene glycol nonflame hydraulic fluid prepared by the present invention has the greasy property, weather-proof of excellence Performance and oxidation resistance, bacteriostasis is good simultaneously, has good biological stability.Hydraulic system can effectively play Lubrication, anticorrosion and cooling effectiveness, particularly suppression antibacterial and the flourish of fungus, have good biological stability, stores Convenient transportation, service life is long.
More than display only describes principal character and the inventive point of the present invention.Those skilled in the art it should be appreciated that this Invention is not restricted to the described embodiments.On the premise of without departing from point of the present invention and protection domain, the present invention also has various Change, these changes and improvements fall within the scope of protection of present invention.The scope of protection of present invention is by appended Claims and equivalent limit.

Claims (6)

1. a water-ethylene glycol nonflame hydraulic fluid, it is characterised in that be to be prepared by the raw material of following percentage by weight: Deionized water 38-48%, rust-inhibiting additive 0.8-3%, matal deactivator 0.2-0.5%, dodecyl dimethyl Benzylmagnesium chloride Ammonium 1-4%, sodium thiosulfate 0.5-1.5%, sodium laurylsulfate 0.6-1%, tetramethyl-ammonium iodide 0.05-0.09%, fiber Element ether 1-3%, ethoxydiglycol ether 0.03-0.05%, TDE 0.01-0.03%, surplus are ethylene glycol；
Described rust-inhibiting additive is according to 1 by diethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine: The weight ratio of 1.5-3 is mixed to get.
Water-ethylene glycol nonflame hydraulic fluid the most according to claim 1, it is characterised in that by following percentage by weight Raw material prepares: deionized water 44%, rust-inhibiting additive 1.5%, matal deactivator 0.4%, dodecyl dimethyl benzyl Ammonium chloride 2%, sodium thiosulfate 1%, sodium laurylsulfate 0.8%, tetramethyl-ammonium iodide 0.07%, cellulose ether 2%, second Epoxide diethylene glycol ether 0.04%, TDE 0.02%, surplus are ethylene glycol.
Water-ethylene glycol nonflame hydraulic fluid the most according to claim 1, it is characterised in that described rust-inhibiting additive is by two Ethanol monoisopropanolamine maleate compound and diethanol monoisopropanolamine are mixed to get according to the weight ratio of 1:2.3.
Water-ethylene glycol nonflame hydraulic fluid the most according to claim 1, it is characterised in that described diethanol monoisopropanolamine Maleate compound is prepared by following methods: add diethanol monoisopropanolamine and maleic acid in reactor Acid anhydride, adds catalyst, is decompressed to 0.4MPa under stirring condition, and heating, temperature controls at 100 DEG C, maintenance system constant temperature, Mei Geyi Hour measure a system acidity, to acid number without during significant change reaction stop.It is then cooled to room temperature, uses saturated carbon successively Acid sodium solution and distilled water wash, obtain diethanol monoisopropanolamine maleate compound.
Water-ethylene glycol nonflame hydraulic fluid the most according to claim 1 and 2, it is characterised in that described matal deactivator is benzene And the one in triazole, BTA sodium salt and methyl benzotriazazole.
6. the preparation method of the water-ethylene glycol nonflame hydraulic fluid described in a claim 1 or 2, it is characterised in that be by following Step prepares:
1) deionized water, ethylene glycol and sodium thiosulfate are mixed, stir 5-10min under the conditions of 45-50 DEG C, be down to room temperature, Mixed liquor；
Described mixing speed is 100-150rpm；
2) by rust-inhibiting additive, matal deactivator, dodecyl dimethyl benzyl ammonium chloride, sodium laurylsulfate, tetramethyl iodine Change ammonium, cellulose ether, ethoxydiglycol ether and TDE to add to, in mixed liquor, stir, filter, to obtain final product Water-ethylene glycol nonflame hydraulic fluid.
CN201610517792.9A 2016-07-01 2016-07-01 A kind of water glycol anti-flame hydraulic fluid and preparation method thereof Pending CN106147977A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106701266A (en) * 2016-12-21 2017-05-24 苏州劲元油压机械有限公司 Anti-oxidization high-density hydraulic oil and preparation method of anti-oxidization high-density hydraulic oil
CN109370735A (en) * 2018-11-29 2019-02-22 郑州正赢石化有限公司 A kind of environmental protection power-assisted promotion liquid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106701266A (en) * 2016-12-21 2017-05-24 苏州劲元油压机械有限公司 Anti-oxidization high-density hydraulic oil and preparation method of anti-oxidization high-density hydraulic oil
CN109370735A (en) * 2018-11-29 2019-02-22 郑州正赢石化有限公司 A kind of environmental protection power-assisted promotion liquid

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