CN106479630A - A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil and preparation method thereof - Google Patents

A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil and preparation method thereof Download PDF

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Publication number
CN106479630A
CN106479630A CN201610830597.1A CN201610830597A CN106479630A CN 106479630 A CN106479630 A CN 106479630A CN 201610830597 A CN201610830597 A CN 201610830597A CN 106479630 A CN106479630 A CN 106479630A
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oil
epoxidized soybean
soybean oil
low temperature
temperature resistant
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崔应文
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Tongling Rike Electronics 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
    • 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
    • C10M169/044—Mixtures of base-materials and additives the additives being a mixture of 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
    • 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
    • C10M2201/14—Inorganic compounds or elements as ingredients in lubricant compositions inorganic compounds surface treated with organic 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
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen 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
    • C10M2207/02—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
    • 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
    • C10M2207/24—Epoxidised acids; Ester 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
    • 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
    • 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
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms 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
    • 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
    • C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
    • 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
    • C10M2215/18—Containing nitrogen-to-nitrogen bonds, e.g. hydrazine
    • C10M2215/182—Azo 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
    • 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
    • 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
    • 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
    • C10N2030/72—Extended drain
    • 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
    • C10N2040/14—Electric or magnetic purposes
    • C10N2040/16—Dielectric; Insulating oil or insulators

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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)
  • Organic Insulating Materials (AREA)

Abstract

The invention discloses a kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, which is obtained by the raw material of following weight parts：Mineral base oil 1,000 1500, epoxidized soybean oil 40 60, dimethicone 35, silane coupler KH 570 0.15 0.25, azodiisobutyronitrile 0.01 0.015, dioctyl adipate 12, methyl methacrylate 0.5 1, nano aluminium oxide 0.5 1,2,6 DI-tert-butylphenol compounds 1 1.5, BTA 0.5 1, ethoxylated dodecyl alcohol 0.5 1.The transformer insulation oil of the present invention can be stored for a long time and keep good performance with excellent stability and insulating properties, while with good resistance to low temperature, being suitable for using under cold conditions, with higher practical value.

Description

A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil And preparation method thereof
Technical field
The present invention relates to transformer oil technical field, more particularly to a kind of low temperature resistant high-insulativity containing epoxidized soybean oil is received Modified transformer insulation oil of rice and preparation method thereof.
Background technology
Paper oil insulation is a kind of typical liquid-solid composite insulation, has a wide range of applications in oil-filled transformer.With Voltage class of electric power system and the continuous lifting of transmission capacity, oil-paper combination insulation have been increasingly difficult to meet voltage levels To Large Copacity, miniaturization, the requirement of high stability insulation system.In order to lift the performance of transformer insulating system, how to improve The insulation characterisitic of dielectric has become as one of current study hotspot.Transformer oil is that important insulation in transformer is situated between Matter, seeks to improve the effective way of transformer oil insulating properties and heat dispersion, to improving efficiency and the safety of transformer station high-voltage side bus Reliability is significant.
At present, be improve insulating materials performance, insulating materials field introduce nanometer technology be an important development Direction.Wherein, the research of nano modification transformer oil brings new raising to traditional transformer oilpaper composite insulation structure Space.Document《The insulating properties and Mechanism Study of semi-conductor nano particles modification transformer oil》Using nano-particle TiO2To becoming Depressor oil is modified, it is found that the addition of nano-particle can significantly improve the insulation characterisitic of transformer oil.But in practical application, Nano particle is susceptible to reunite, and causes the reduction of reliability.Dispersion of the conventional surfactant facture to nano-particle The improvement of property and stability is limited, and the insulating properties of nano modification transformer oil can be had a negative impact.Therefore, how Dispersion of the nano-particle in transformer oil, stability and insulating properties are taken into account, becomes the major issue for needing at present to solve.
Content of the invention
The object of the invention is exactly to make up the defect of prior art, provides one kind and takes into account nano-particle dispersion, stability And the low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil and its preparation side of superior isolation performance Method.
The present invention is achieved by the following technical solutions：
A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, its be by the original of following weight parts Material is obtained：
Mineral base oil 1000-1500, epoxidized soybean oil 40-60, dimethicone 3-5, Silane coupling reagent KH-570 0.15- 0.25, azodiisobutyronitrile 0.01-0.015, dioctyl adipate 1-2, methyl methacrylate 0.5-1, nano aluminium oxide 0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1, ethoxylated dodecyl alcohol 0.5-1.
A kind of preparation method of the low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, including with Lower step：
（1）By Silane coupling reagent KH-570 by weight 1:100-1:150 are mixed with absolute ethyl alcohol, are subsequently adding nano oxygen Change aluminium ultrasonic disperse 5-10min, then in 40-50 DEG C stir 1-2h, centrifugation after cooling, by the solid particle for obtaining in 90-100 DEG C of drying and processing 10-15min；
（2）By step（1）In the material that obtains by weight 1:40-1:50 are mixed with absolute ethyl alcohol and ultrasonic disperse 10- 20min, is then slowly added to methyl methacrylate and azodiisobutyronitrile and stirs anti-in 60-70 DEG C under nitrogen protection successively 2-4h is answered, centrifugation after cooling, by the solid particle for obtaining again with absolute ethyl alcohol cyclic washing 2-4 time；
（3）First mixed to epoxidized soybean oil, dimethicone and ethoxylated dodecyl alcohol being incorporated in after 60-80 DEG C of stirring 1-2h is added Enter 50-60 DEG C of stirring 0.5-1h in mineral base oil, after cooling, add step（2）In material and remaining raw material ultrasonic disperse Uniformly, then carry out refined filtration and impurity is removed, vacuum dehydration degassing is eventually passed, obtain final product the low temperature resistant high insulation containing epoxidized soybean oil Property nano modification transformer insulation oil.
It is an advantage of the invention that：
The present invention carries out surface silanization by Silane coupling reagent KH-570 to nano-particle, then grafted methacrylic acid first Ester, can substantially increase sterically hindered between nano-particle, effective mutual aggtegation for reducing nano-particle, improve nanoparticle Dispersiveness and stability of the son in transformer oil, while improve the insulating properties of nano-particle；By originals such as epoxidized soybean oils The compound synergic of material, is effectively improved the low temperature flow of transformer oil, rear obtained transformer insulation oil compound with remaining raw material With excellent stability and insulating properties, can store for a long time and good performance is kept, while with good resistance to low Warm nature energy, is suitable for using under cold conditions, with higher practical value.
Specific embodiment
A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, by following weight (kg) Component raw material is prepared from：
Mineral base oil 1000, epoxidized soybean oil 40, dimethicone 3, Silane coupling reagent KH-570 0.15, two isobutyl of azo Nitrile 0.01, dioctyl adipate 1, methyl methacrylate 0.5, nano aluminium oxide 0.5,2,6- DI-tert-butylphenol compounds 1, benzo three Nitrogen azoles 0.5, ethoxylated dodecyl alcohol 0.5.
A kind of preparation method of the low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, including with Lower step：
（1）By Silane coupling reagent KH-570 by weight 1:100 are mixed with absolute ethyl alcohol, are subsequently adding nano aluminium oxide and are surpassed Sound disperses 5min, then stirs 1h in 40 DEG C, and centrifugation after cooling, by the solid particle for obtaining in 90 DEG C of drying and processings 10min；
（2）By step（1）In the material that obtains by weight 1:40 are mixed with absolute ethyl alcohol and ultrasonic disperse 10min, then nitrogen Methyl methacrylate and azodiisobutyronitrile stirring reaction 2h are slowly added to successively in 60 DEG C under gas shielded, are centrifuged after cooling Separate, by the solid particle for obtaining again with absolute ethyl alcohol cyclic washing 2 times；
（3）First mixed to epoxidized soybean oil, dimethicone and ethoxylated dodecyl alcohol being incorporated in after 60 DEG C of stirring 1h is added ore deposit 50 DEG C of stirring 0.5h in thing base oil, add step after cooling（2）In material and remaining raw material ultrasonic disperse uniform, then Carry out refined filtration and impurity is removed, vacuum dehydration degassing is eventually passed, is obtained final product the low temperature resistant high-insulativity nanometer containing epoxidized soybean oil and changes Property transformer insulation oil.
Above-mentioned mineral base oil chooses 60 base oil of sinopec HVI Ia.
Through inspection, transformer insulation oil performance obtained above is as follows：
Average frequency breakdown voltage：88.2kV；
Dielectric dissipation factor（90℃）：0.00081；
185 DEG C, the heat ageing of 12 weeks process after dielectric dissipation factor（90℃）：0.0261；
Standing still keeps transparent clarification after 1 year, nothing is precipitated.

Claims (2)

1. a kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil, it is characterised in that its be by The raw material of following weight parts is obtained：
Mineral base oil 1000-1500, epoxidized soybean oil 40-60, dimethicone 3-5, Silane coupling reagent KH-570 0.15- 0.25, azodiisobutyronitrile 0.01-0.015, dioctyl adipate 1-2, methyl methacrylate 0.5-1, nano aluminium oxide 0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1, ethoxylated dodecyl alcohol 0.5-1.
2. a kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil according to claim 1 Preparation method, it is characterised in that comprise the following steps：
（1）By Silane coupling reagent KH-570 by weight 1:100-1:150 are mixed with absolute ethyl alcohol, are subsequently adding nano oxygen Change aluminium ultrasonic disperse 5-10min, then in 40-50 DEG C stir 1-2h, centrifugation after cooling, by the solid particle for obtaining in 90-100 DEG C of drying and processing 10-15min；
（2）By step（1）In the material that obtains by weight 1:40-1:50 are mixed with absolute ethyl alcohol and ultrasonic disperse 10- 20min, is then slowly added to methyl methacrylate and azodiisobutyronitrile and stirs anti-in 60-70 DEG C under nitrogen protection successively 2-4h is answered, centrifugation after cooling, by the solid particle for obtaining again with absolute ethyl alcohol cyclic washing 2-4 time；
（3）First mixed to epoxidized soybean oil, dimethicone and ethoxylated dodecyl alcohol being incorporated in after 60-80 DEG C of stirring 1-2h is added Enter 50-60 DEG C of stirring 0.5-1h in mineral base oil, after cooling, add step（2）In material and remaining raw material ultrasonic disperse Uniformly, then carry out refined filtration and impurity is removed, vacuum dehydration degassing is eventually passed, obtain final product the low temperature resistant high insulation containing epoxidized soybean oil Property nano modification transformer insulation oil.
CN201610830597.1A 2016-09-19 2016-09-19 A kind of low temperature resistant high-insulativity nano modification transformer insulation oil containing epoxidized soybean oil and preparation method thereof Withdrawn CN106479630A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107892975A (en) * 2017-11-06 2018-04-10 安徽燎原电器设备制造有限公司 A kind of transformer oil with excellent antibacterial
CN110643416A (en) * 2019-09-27 2020-01-03 国网四川省电力公司电力科学研究院 Modified insulating oil, preparation method and application thereof

Citations (1)

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Publication number Priority date Publication date Assignee Title
CN105779094A (en) * 2016-04-26 2016-07-20 苏州思创源博电子科技有限公司 Method for preparing transformer insulating heat conduction oil

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Publication number Priority date Publication date Assignee Title
CN105779094A (en) * 2016-04-26 2016-07-20 苏州思创源博电子科技有限公司 Method for preparing transformer insulating heat conduction oil

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惠晓霞 等: "《国外燃料油和润滑油添加剂发展情况》", 31 October 1964, 中国工业出版社 *
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107892975A (en) * 2017-11-06 2018-04-10 安徽燎原电器设备制造有限公司 A kind of transformer oil with excellent antibacterial
CN110643416A (en) * 2019-09-27 2020-01-03 国网四川省电力公司电力科学研究院 Modified insulating oil, preparation method and application thereof

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