CN106433908A - Anti-corrosive nanometer modified transformer insulation oil containing cashew nut shell oil and preparation method thereof - Google Patents

Anti-corrosive nanometer modified transformer insulation oil containing cashew nut shell oil and preparation method thereof Download PDF

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Publication number
CN106433908A
CN106433908A CN201610830687.0A CN201610830687A CN106433908A CN 106433908 A CN106433908 A CN 106433908A CN 201610830687 A CN201610830687 A CN 201610830687A CN 106433908 A CN106433908 A CN 106433908A
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oil
cashew nut
nut shell
transformer insulation
shell oil
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崔应文
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Tongling Rike Electronics Co Ltd
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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
    • C10M169/045—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and non-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
    • 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
    • C10M2207/28—Esters
    • C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/287—Partial esters
    • C10M2207/289—Partial esters containing free 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/40—Fatty vegetable or animal 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
    • 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
    • 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
    • C10M2219/046—Overbasedsulfonic acid 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/04—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions having a silicon-to-carbon bond, e.g. organo-silanes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/061—Esters derived from boron
    • 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
    • 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)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses anti-corrosive nanometer modified transformer insulation oil containing cashew nut shell oil, wherein the anti-corrosive nanometer modified transformer insulation oil is prepared from, by weight, 1000-1500 parts of mineral base oil, 3-5 parts of cashew nut shell oil, 0.5-1 part of petroleum sodium sulfonate, 0.15-0.25 part of silane coupling agent KH-570, 0.01-0.015 part of azodiisobutyronitrile, 0.5-1 part of methyl methacrylate, 0.05-0.1 part of citric acid monoglyceride, 0.3-0.5 part of tributyl borate, 0.5-1.2 part of nanometer aluminium oxide, 1-1.5 part of 6-di-tert-butylphenol, and 0.5-1 part of benzotriazole. The transformer insulation oil has excellent stability and insulation performance, and can be stored for a long term and can keep good performance; meanwhile, the insulation oil is able to effectively reduce corrosion of metal materials in the transformer, and therefore, the insulation oil has relatively high practical value.

Description

A kind of anticorrosive nano modification transformer insulation oil containing cashew nut shell oil and its preparation Method
Technical field
The present invention relates to transformer oil technical field, more particularly, to a kind of anticorrosive nano modification transformation containing cashew nut shell oil Device insulating oil 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 has been increasingly difficult to meet voltage levels To Large Copacity, miniaturization, high stability insulation system requirement.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 the efficiency improving transformer station high-voltage side bus and safety Reliability is significant.
At present, for improving the performance of insulating materials, introducing nanometer technology in insulating materials field is 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 of semi-conductor nano particles modification transformer oil and Mechanism Study》Using nano-particle TiO2To change Depressor oil is modified, and finds 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 leads to the reduction of reliability.The dispersion to nano-particle for the conventional surfactant facture 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 Take into account dispersion in transformer oil for the nano-particle, stability and insulating properties, become the current major issue needing and solving.
Content of the invention
The object of the invention is exactly the defect in order to make up prior art, provides one kind to take into account nano-particle dispersion, stability And the anticorrosive nano modification transformer insulation oil containing cashew nut shell oil of superior isolation performance and preparation method thereof.
The present invention is achieved by the following technical solutions：
A kind of anticorrosive nano modification transformer insulation oil containing cashew nut shell oil, it is to be obtained by the raw material of following weight parts：
Mineral base oil 1000-1500, cashew nut shell oil 3-5, petroleum sodium sulfonate 0.5-1, Silane coupling reagent KH-570 0.15- 0.25, azodiisobutyronitrile 0.01-0.015, methyl methacrylate 0.5-1, citric acid monoglyceride 0.05-0.1, boric acid three Butyl ester 0.3-0.5, nano aluminium oxide 0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1.
A kind of preparation method of the anticorrosive nano modification transformer insulation oil containing cashew nut shell oil, comprises 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 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 successively and stirs anti-in 60-70 DEG C under nitrogen protection Answer 2-4h, centrifugation after cooling, the solid particle obtaining is used again absolute ethyl alcohol cyclic washing 2-4 time；
（3）First cashew nut shell oil, petroleum sodium sulfonate and citric acid monoglyceride are mixed and add ore deposit after being incorporated in 50-60 DEG C of stirring 1-2h Stir in thing base oil, add step（2）In material and remaining raw material ultrasonic disperse uniformly, then carry out refined filtration Remove impurity, eventually pass vacuum dehydration degassing, obtain final product the anticorrosive nano modification transformer insulation oil containing cashew nut shell 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, effectively reduce the mutual aggtegation of nano-particle, improve nanoparticle Sub dispersiveness in transformer oil and stability, improve the insulating properties of nano-particle simultaneously；By raw materials such as cashew nut shell oils Compound synergic, be effectively improved the corrosion resistance of transformer oil, with remaining raw material be combined after be obtained transformer insulation oil and There are excellent stability and insulating properties, can store for a long time and keep good performance, have good anticorrosive simultaneously Effect, can effectively reduce the corrosion of metal material in transformer, have higher practical value.
Specific embodiment
A kind of anticorrosive nano modification transformer insulation oil containing cashew nut shell oil, by the component raw material system of following weight (kg) Standby form：
Mineral base oil 1000, cashew nut shell oil 3, petroleum sodium sulfonate 0.5, Silane coupling reagent KH-570 0.15, azodiisobutyronitrile 0.01, methyl methacrylate 0.5, citric acid monoglyceride 0.05, butyl borate 0.3, nano aluminium oxide 0.5,2,6- bis- Tert-butyl phenol 1, BTA 0.5.
A kind of preparation method of the anticorrosive nano modification transformer insulation oil containing cashew nut shell oil, comprises the following steps：
（1）By Silane coupling reagent KH-570 by weight 1:100 are mixed with absolute ethyl alcohol, are subsequently adding nano aluminium oxide and surpass Sound disperses 5min, then stirs 1h in 40 DEG C, centrifugation after cooling, by the solid particle 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 It is slowly added to methyl methacrylate and azodiisobutyronitrile stirring reaction 2h successively in 60 DEG C under gas shielded, be centrifuged after cooling Separate, the solid particle obtaining is used absolute ethyl alcohol cyclic washing 2 times again；
（3）First cashew nut shell oil, petroleum sodium sulfonate and citric acid monoglyceride are mixed and add mineral base after being incorporated in 50 DEG C of stirring 1h Stir in plinth oil, add step（2）In material and remaining raw material ultrasonic disperse uniformly, then carry out refined filtration removing Impurity, eventually passes vacuum dehydration degassing, obtains final product the anticorrosive nano modification transformer insulation oil containing cashew nut shell oil.
Above-mentioned mineral base oil chooses sinopec HVI Ia 60 base oil.
Through inspection, above-mentioned prepared transformer insulation oil performance is as follows：
Average frequency breakdown voltage：85.7kV；
Dielectric dissipation factor（90℃）：0.00062；
185 DEG C, the heat ageing of 12 weeks process after dielectric dissipation factor（90℃）：0.0208；
Standing still kept transparent clarification after 1 year, no precipitated.

Claims (2)

1. a kind of anticorrosive nano modification transformer insulation oil containing cashew nut shell oil is it is characterised in that it is by following weight parts Raw material be obtained：
Mineral base oil 1000-1500, cashew nut shell oil 3-5, petroleum sodium sulfonate 0.5-1, Silane coupling reagent KH-570 0.15- 0.25, azodiisobutyronitrile 0.01-0.015, methyl methacrylate 0.5-1, citric acid monoglyceride 0.05-0.1, boric acid three Butyl ester 0.3-0.5, nano aluminium oxide 0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1.
2. the preparation side of a kind of anticorrosive nano modification transformer insulation oil containing cashew nut shell oil according to claim 1 Method is 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 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 successively and stirs anti-in 60-70 DEG C under nitrogen protection Answer 2-4h, centrifugation after cooling, the solid particle obtaining is used again absolute ethyl alcohol cyclic washing 2-4 time；
（3）First cashew nut shell oil, petroleum sodium sulfonate and citric acid monoglyceride are mixed and add ore deposit after being incorporated in 50-60 DEG C of stirring 1-2h Stir in thing base oil, add step（2）In material and remaining raw material ultrasonic disperse uniformly, then carry out refined filtration Remove impurity, eventually pass vacuum dehydration degassing, obtain final product the anticorrosive nano modification transformer insulation oil containing cashew nut shell oil.
CN201610830687.0A 2016-09-19 2016-09-19 Anti-corrosive nanometer modified transformer insulation oil containing cashew nut shell oil and preparation method thereof Withdrawn CN106433908A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
惠晓霞 等: "《国外燃料油和润滑油添加剂发展情况》", 31 October 1964, 惠晓霞 等 *
欧风: "《石油产品应用技术手册》", 30 June 1998, 中国石化出版社 *
陆国俊 等: "《电力化学试验技能培训教程》", 31 December 2014, 华南理工大学出版社 *

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