CN109097154A - A kind of hydraulic transmission oil and its production method - Google Patents

A kind of hydraulic transmission oil and its production method Download PDF

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Publication number
CN109097154A
CN109097154A CN201811118863.3A CN201811118863A CN109097154A CN 109097154 A CN109097154 A CN 109097154A CN 201811118863 A CN201811118863 A CN 201811118863A CN 109097154 A CN109097154 A CN 109097154A
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parts
hydraulic transmission
oil
transmission oil
sulfurized
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Inventor
符孟乐
张东伟
宋志佳
戴诚良
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JIANGSU SINENG LUBRICANT TECHNOLOGY Co Ltd
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JIANGSU SINENG LUBRICANT TECHNOLOGY Co Ltd
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Priority to CN201811118863.3A priority Critical patent/CN109097154A/en
Publication of CN109097154A publication Critical patent/CN109097154A/en
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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
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/72—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound 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
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02—Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
    • 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
    • C10M169/04—Mixtures of base-materials and additives
    • C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/0206—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers used as base material
    • 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
    • C10M2207/283—Esters of polyhydroxy compounds
    • C10M2207/2835—Esters of polyhydroxy compounds used as base material
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
    • 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
    • C10M2219/02—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
    • C10M2219/022—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of hydrocarbons, e.g. olefines
    • 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
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/041—Triaryl phosphates
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • 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
    • C10N2030/02—Pour-point; Viscosity index
    • 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
    • C10N2030/08—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
    • 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
    • C10N2030/40—Low content or no content compositions
    • 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
    • C10N2030/40—Low content or no content compositions
    • C10N2030/43—Sulfur free or low sulfur content compositions
    • 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
    • C10N2030/56—Boundary lubrication or thin film lubrication
    • 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 present invention provides a kind of hydraulic transmission oil and its production method, belong to hydraulic transmission oil production technical field, be made of the raw material that following parts by weight match: sulfurized oil acid polyol ester class base oil is 80-85 parts, polyalphaolefin base is 5-10 parts, antioxidant is 0.6-0.8 parts, extreme pressure anti-wear additives are 0.5-0.8 parts, detersive is 0.07-0.09 parts, demulsifier is 0.7-0.9 parts, anti-foaming agent is 0.06~0.08 part, viscosity modifier is 0.6-0.9 parts, metal deactivator is 0.3-0.4 parts, the sulfur content of sulfurized oil acid polyol ester class base oil is less than 0.05%, the present invention, allow to greatly improve the applied at elevated temperature performance of hydraulic transmission oil, long-term greasy property and bearing capacity.

Description

A kind of hydraulic transmission oil and its production method
Technical field
The invention belongs to hydraulic transmission oil production technical fields, and in particular to a kind of hydraulic transmission oil and its production method.
Background technique
Hydraulic transmission oil is also known as automatic transmission fluid (ATF) or automatic transmission oil, for by fluid torque-converter, fluid coupling It is used as working media in the vehicle automatic speed variator that device and mechanical transmission are constituted, the work of transmitting energy is played by the kinetic energy of liquid With for the demand and behaviour in service of current construction machinery product, the especially working condition of its cryogenic conditions line, original The technology of hydraulic power oil product is deleted, by compound, additive the selection and product Comprehensive Experiment of base oil, engineering at development Machinery is high with viscosity index (VI), and the good hydraulic transmission oil of high-temperature behavior is particularly important.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic transmission oil and its production method, allow to greatly improve hydraulic power Applied at elevated temperature performance, long-term greasy property and the bearing capacity of oil.
The present invention provides the following technical solutions:
A kind of hydraulic transmission oil and its production method, are made of the raw material that following parts by weight match: vulcanization oleic acid is polynary Alkoxide base oil is 80-85 parts, and polyalphaolefin base is 5-10 parts, and antioxidant is 0.6-0.8 parts, and extreme pressure anti-wear additives are 0.5-0.8 parts, detersive is 0.07-0.09 parts, and demulsifier is 0.7-0.9 parts, and anti-foaming agent is 0.06~0.08 part, viscosity-adjusting agent Agent is 0.6-0.9 parts, and metal deactivator is 0.3-0.4 parts, and the sulfur content of sulfurized oil acid polyol ester class base oil is less than 0.05%, the preparation step of sulfurized oil acid polyol ester class base oil is as follows:
Oleic acid polyalcohol esters base oil, active carbon and sulphur powder are added in reaction kettle first, stirred evenly, in nitrogen 150 DEG C ± 5 DEG C, isothermal reaction 3 hours are heated under protection；
Then 120 DEG C ± 5 DEG C are cooled to, filtering, filtered product uses activated decoloration again, and it is more to obtain vulcanization oleic acid First alkoxide base oil.
Preferably, sulfurized oil acid polyol ester class base oil is vulcanization oleic acid trihydroxymethylpropanyl ester, vulcanization oleic acid season penta Four alcohol esters, vulcanization oleic acid neopentyl glycol answer one of ester and vulcanization oleic acid pentaerythritol fatty acid ester or a variety of above mixing Object vulcanizes oleic acid trihydroxymethylpropanyl ester, wherein the tricarboxymethyl propane oleate of Containing Sulfur linoleic acid, vulcanization linolenic acid etc., Hereinafter referred to as vulcanize oleic acid TMP ester.
Preferably, the detersive be one or both of sulfoacid calcium or sulfurized alkylphenol calcium, total base number be 20~ 300mgKOH/g。
Preferably, the demulsifier is T1001, DL32 or LZ5957；The anti-foaming agent be silicone oil type anti-foaming agent or Non-silicon type antifoamer.
Preferably, the metal deactivator is N- di-n-butyl amino benzotriazole.
Preferably, the viscosity modifier is polyisobutene, polymethacrylates, olefin copolymer, hydrogenation of benzene second One or more of alkene diene copolymer mixture.
Preferably, the anti-foaming agent is the condensation polymer or non-silicon type antifoamer acrylate of amine and ethylene oxide.
Preferably, the antioxidant is that zinc dialkyl dithiophosphate and phenolic antioxidant 2:1 in mass ratio are multiple With forming.
Preferably, the extreme pressure anti-wear additives are that tricresyl alkaliine is compounded with sulfide isobutene 1:4 in mass ratio.
Preferably, production stage is as follows: first adding sulfurized oil acid polyol ester class base oil and polyalphaolefin base Entering in reaction kettle, be heated to 60-70 DEG C, is then added antioxidant, constant temperature dissolution and after mixing evenly cools to 80~100 DEG C, Other additives are added, continues constant temperature and stirs 1 hour, stop heating, sampling analysis after up-to-standard, filters and packages finished product.
The beneficial effects of the present invention are:
(1) the reconciliation base oil that is formed by using sulfurized oil acid polyol ester class base oil and polyalphaolefin base Form, the unsaturated bond in oleic acid polyol ester not only made are partly or entirely saturated, solve unsaturated bond easily by The problem of oxidation, to significantly improve the antioxygenic property of Ester type fire-resistant hydraulic fluid, and since polyalphaolefin base has Ground sulphur, low nitrogen, low arene content, the high and low temperature of viscosity index (VI) are functional, oxidation stability is good, and additive impression is strong to wait spies Point, so that the base oil after combination has, viscosity index (VI) is high, volatility is low, thermal oxidation stability and hydrolysis stability are good Advantage.
(2) since polyalphaolefin base is compared with other synthetic oils, raw material is easy to get, at low cost, reasonable in economy.
(3) due to the viscosity modifier added in the present invention, there is long chain structure, with polyalphaolefin base molecule Between interaction force it is more, can be very good to improve its viscosity temperature characteristic.
(4) press that antiwear additive activity is high, corrosivity is low, abrasion resistance is excellent, to the corrosivity of copper used in the present invention again It is smaller.
(5) the metal deactivator N- di-n-butyl amino benzotriazole added in the present invention can be generated with metal ion and be chelated Object, or protective film is generated in metal surface, the catalytic action for not only inhibiting metal or other ion pairs to aoxidize becomes effective Antioxidant, while being also good copper corrosion inhibitor, antiwear additive, antirust agent.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail.
Vulcanize the preparation step of oleic acid TMP ester:
100 kilograms of oleic acid TMP esters, 0.5 kilogram of sulphur powder and 10 kilograms of active carbons are added with heating, are stirred, close It is stirred evenly in the reaction kettle of envelope, is stirred and heated to 150 DEG C ± 5 DEG C, isothermal reaction 3 hours under nitrogen protection.Then cool down To 120 DEG C ± 5 DEG C, filtering.Filtered product must vulcanize oleic acid TMP ester base oil after using 5 kilograms of activated decolorations again.
Embodiment 1
The present embodiment provides a kind of hydraulic transmission oils, and hydraulic transmission oil is based on its weight proportion part including following components:
Vulcanizing oleic acid TMP ester base oil is 80 parts, and polyalphaolefin base is 5 parts, and antioxidant is 0.6 part, extreme pressure anti-wear additives It is 0.5 part, detersive sulfoacid calcium is 0.07 part, and demulsifier is 0.7 part, and the condensation polymer of anti-foaming agent amine and ethylene oxide is 0.06 Part, viscosity modifier olefin copolymer is 0.6 part, and metal deactivator N- di-n-butyl amino benzotriazole is 0.3 part.
Extreme pressure anti-wear additives are that tricresyl alkaliine is compounded with sulfide isobutene 1:4 in mass ratio；
Antioxidant is that zinc dialkyl dithiophosphate is compounded with phenolic antioxidant 2:1 in mass ratio.
Polyalphaolefin base to have preparation step as follows:
The paraffin of C25-C35 and vapor are carried out cracking to be made under 540 DEG C, 0.2MPa pressure.
Above-mentioned hydraulic transmission oil preparation method, specific step is as follows for preparation method:
Sulfurized oil acid polyol ester class base oil and polyalphaolefin base are added in reaction kettle, are heated to 60 DEG C, then It is added antioxidant, constant temperature dissolution and after mixing evenly cools to 80~100 DEG C, adds other additives, continues constant temperature and stir 1 hour, stop heating, finished product can be obtained and filter and package finished product after detection is up-to-standard.
Embodiment 2
The present embodiment provides a kind of hydraulic transmission oils, and hydraulic transmission oil is based on its weight proportion part including following components:
Vulcanizing oleic acid TMP ester base oil is 85 parts, and polyalphaolefin base is 10 parts, and antioxidant is 0.8 part, extreme-pressure anti-wear Agent is 0.8 part, and detersive sulfoacid calcium is 0.09 part, and demulsifier is 0.9 part, and the condensation polymer of anti-foaming agent amine and ethylene oxide is 0.08 Part, viscosity modifier olefin copolymer is 0.8 part, and metal deactivator N- di-n-butyl amino benzotriazole is 0.4 part.
Extreme pressure anti-wear additives are that tricresyl alkaliine is compounded with sulfide isobutene 1:4 in mass ratio；
Antioxidant is that zinc dialkyl dithiophosphate is compounded with phenolic antioxidant 2:1 in mass ratio.
Polyalphaolefin base to have preparation step as follows:
The paraffin of C25-C35 and vapor are carried out cracking to be made under 540 DEG C, 0.2MPa pressure.
Above-mentioned hydraulic transmission oil preparation method, specific step is as follows for preparation method:
Sulfurized oil acid polyol ester class base oil and polyalphaolefin base are added in reaction kettle, are heated to 60 DEG C, then It is added antioxidant, constant temperature dissolution and after mixing evenly cools to 80~100 DEG C, adds other additives, continues constant temperature and stir 1 hour, stop heating, finished product can be obtained and filter and package finished product after detection is up-to-standard.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of hydraulic transmission oil, which is characterized in that be made of the raw material that following parts by weight match: sulfurized oil acid polyol ester Class base oil is 80-85 parts, and polyalphaolefin base is 5-10 parts, and antioxidant is 0.6-0.8 parts, extreme pressure anti-wear additives 0.5-0.8 Part, detersive is 0.07-0.09 parts, and demulsifier is 0.7-0.9 parts, and anti-foaming agent is 0.06~0.08 part, and viscosity modifier is 0.6-0.9 parts, metal deactivator be 0.3-0.4 parts, the sulfur content of sulfurized oil acid polyol ester class base oil less than 0.05%,
The preparation step of sulfurized oil acid polyol ester class base oil is as follows:
Oleic acid polyalcohol esters base oil, active carbon and sulphur powder are added in reaction kettle first, stirred evenly, in nitrogen protection Under heat to 150 DEG C ± 5 DEG C, isothermal reaction 3 hours；
Then 120 DEG C ± 5 DEG C are cooled to, filtering, filtered product uses activated decoloration again, obtains vulcanization oleic acid polyalcohol Esters base oil.
2. a kind of hydraulic transmission oil according to claim 1, which is characterized in that sulfurized oil acid polyol ester class base oil is Vulcanization oleic acid trihydroxymethylpropanyl ester, vulcanization pentaerythritol oleate, vulcanization oleic acid neopentyl glycol answer ester and vulcanization oleic acid is double One of pentaerythritol ester or a variety of above mixtures.
3. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the detersive is sulfoacid calcium or vulcanization One or both of alkyl phenol calcium, total base number are 20~300mgKOH/g.
4. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the demulsifier be T1001, DL32 or LZ5957；The anti-foaming agent is silicone oil type anti-foaming agent or non-silicon type antifoamer.
5. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the metal deactivator is the positive fourth of N- bis- Base amino benzotriazole.
6. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the viscosity modifier is poly- isobutyl One or more of alkene, polymethacrylates, olefin copolymer, hy drogenated styrene-diene copolymer mixture.
7. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the anti-foaming agent is amine and ethylene oxide Condensation polymer or non-silicon type antifoamer acrylate.
8. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the antioxidant is dialkyl disulfides It is compounded for trbasic zinc phosphate with phenolic antioxidant 2:1 in mass ratio.
9. a kind of hydraulic transmission oil according to claim 1, which is characterized in that the extreme pressure anti-wear additives are three cresols phosphorus Acid esters is compounded with sulfide isobutene 1:4 in mass ratio.
10. a kind of production method of hydraulic transmission oil according to claim 1, which is characterized in that its production stage is as follows:
Sulfurized oil acid polyol ester class base oil and polyalphaolefin base are added in reaction kettle first, are heated to 60-70 DEG C, Then it is added antioxidant, constant temperature dissolution and after mixing evenly cools to 80~100 DEG C, adds other additives, continuation constant temperature Stirring 1 hour, stops heating, and sampling analysis after up-to-standard, filters and packages finished product.
CN201811118863.3A 2018-09-25 2018-09-25 A kind of hydraulic transmission oil and its production method Pending CN109097154A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111154540A (en) * 2019-12-26 2020-05-15 山东源根石油化工有限公司 Composite hydraulic transmission oil and preparation system and method thereof
CN114561239A (en) * 2022-01-11 2022-05-31 江苏中晟高科环境股份有限公司 Anti-leakage hydraulic transmission oil
CN115572636A (en) * 2022-09-29 2023-01-06 盘锦北方沥青股份有限公司 High-pressure-resistant long-life hydraulic oil and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111154540A (en) * 2019-12-26 2020-05-15 山东源根石油化工有限公司 Composite hydraulic transmission oil and preparation system and method thereof
CN114561239A (en) * 2022-01-11 2022-05-31 江苏中晟高科环境股份有限公司 Anti-leakage hydraulic transmission oil
CN114561239B (en) * 2022-01-11 2022-12-16 江苏中晟高科环境股份有限公司 Anti-leakage hydraulic transmission oil
CN115572636A (en) * 2022-09-29 2023-01-06 盘锦北方沥青股份有限公司 High-pressure-resistant long-life hydraulic oil and preparation method thereof

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