CN106433881A - Flame-retarding and antistatic core-shell structure nano modified transformer oil and preparation method thereof - Google Patents
Flame-retarding and antistatic core-shell structure nano modified transformer oil and preparation method thereof Download PDFInfo
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- CN106433881A CN106433881A CN201610830460.6A CN201610830460A CN106433881A CN 106433881 A CN106433881 A CN 106433881A CN 201610830460 A CN201610830460 A CN 201610830460A CN 106433881 A CN106433881 A CN 106433881A
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- 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
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- 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
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- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/003—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions used as base material
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- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
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- 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
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- 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
- C10M2207/402—Castor oils
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- 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
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- 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
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- 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
- C10M2223/043—Ammonium or amine salts thereof
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- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/06—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds
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- 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
- C10M2227/02—Esters of silicic acids
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- 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
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/28—Anti-static
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- 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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Abstract
The invention discloses a flame-retarding and antistatic core-shell structure nano modified transformer oil. The flame-retarding and antistatic core-shell structure nano modified transformer oil is prepared from the following raw materials in parts by weight: 100-150 parts of naphthenic base oil, 10-15 parts of castor oil, 0.1-0.15 parts of nano titanium dioxide, 3-5 parts of trioctyl phosphate, 0.3-0.5 part of 2,6-butylated hydroxytoluene, 0.1-0.15 part of benzotriazole, 0.1-0.15 part of alkyl phosphate diethanolamine salt, 0.01-0.015 part of ethyl orthosilicate, 0.1-0.15 part of ethylene glycol monostearate, 3-5 parts of a flame retardant DOPO and 0.01-0.015 part of vinyltriethoxysilane. The transformer oil disclosed by the invention has good insulating and heat dissipation performances and also has stable properties and long service life; and the transformer oil has the characteristics of flame-retarding and antistatic properties, high safety coefficient and high practicability.
Description
Technical field
The present invention relates to transformer oil technical field, more particularly, to a kind of flame-retardant and anti-static nuclear shell structure nano modification transformation
Device oil and preparation method thereof.
Background technology
Constantly develop toward the direction of high insulation, Large Copacity and miniaturization with power transformer, the property of lifting dielectric
Can increasingly be taken seriously.Transformer oil is a kind of light viscosity oil, has insulation and radiating two big functions, is that current transformer is exhausted
Important component part in edge system, its performance plays an important role to the safety and reliability of transformer longtime running.Cause
This, the performance how lifting transformer oil has become as one of study hotspot.
Nano modification transformer oil is novel transformer oil transformer oil being modified obtain using nano particle, tool
There are its high-cooling property and unique electric property, just widely paid close attention to by increasingly.In actual applications, nano particle is becoming
Easily occur in depressor oil to reunite sedimentation and make performance degradation, had a strong impact on the service life of nano modification transformer oil.Document
《The impact to nano titanium oxide dispersiveness in transformer oil for the oleic acid modified》Using oleic acid, nano titanium oxide is had
Machine surface modification, the nano-powder ultrasonic disperse after modifying is prepared nano-titanium dioxide modified transformer in transformer oil
Oil, so that dispersiveness in transformer oil for the nano-titania particle and stability are improved.Although this method energy
Improve dispersion in transformer oil for the nano particle, stability, however oleic acid have the characteristics that apt to deteriorate in atmosphere, especially
It is easily oxidation, decomposition under hot conditions, be difficult to maintain the steady in a long-term of nano modification transformer oil in actual motion.Cause
This, for maintaining nano modification transformer oil performance in actual applications, improve its service life, still need to improve its Long-Time Service
Stability.
Content of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of insulation, heat conductivility excellent, for a long time surely
Qualitative good, long service life flame-retardant and anti-static nuclear shell structure nano modification transformer oil and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of flame-retardant and anti-static nuclear shell structure nano modification transformer oil, it is to be obtained by the raw material of following weight parts:
Naphthenic base oils 100-150, castor oil 10-15, nano titanium oxide 0.1-0.15, trioctyl phosphate 3-5,2,6- bis-
Butylated Hydroxytoluene 0.3-0.5, BTA 0.1-0.15, alkyl phosphate diethanolamine salt 0.1-0.15, positive silicic acid second
Ester 0.01-0.015, ethylene glycol monostearate 0.1-0.15, fire retardant DOPO 3-5, VTES 0.01-
0.015.
A kind of preparation method of flame-retardant and anti-static nuclear shell structure nano modification transformer oil, comprises the following steps:
(1)First nano titanium oxide is compared 1 by solid-liquid weight:100-1:200 add ultrasonic disperse in absolute ethyl alcohol uniform, then
It is slowly added to tetraethyl orthosilicate and VTES and stirs 0.5-1h and obtain mixed liquor, be finally slowly added dropwise quite
In 1/20-1/10 mixeding liquid volume acetum and in 50-60 DEG C stir 2-4h, after cooling centrifugation and by the solid obtaining use
Absolute ethanol washing for several times, obtains modified Nano grain, the mass fraction of described acetum is 4-6%;
(2)Castor oil is processed and obtains refined caster oil through alkali-refining deacidification, distillation, atlapulgite adsorption bleaching deodorization, then
Add fire retardant DOPO and 100-120 DEG C of stirring 2-4h of ethylene glycol monostearate, be eventually adding 50-60 DEG C of naphthenic base oils
Mixing 0.5-1h, obtains compound oil after cooling;
(3)By step(1)The modified Nano grain obtaining adds step(2)In the compound oil obtaining, ultrasonic disperse is uniform, Ran Houjia
Enter 50-60 DEG C of stirring 0.5-1h of remaining raw material, after cooling, distillation, filtration are refined, obtain final product flame-retardant and anti-static nuclear shell structure nano and change
Property transformer oil.
It is an advantage of the invention that:
The present invention utilizes tetraethyl orthosilicate and VTES hydrolytie polycondensation cladding nano-particle to form polysiloxanes
Coated core-shell structure nanometer grain, has the stability of good dispersiveness, resistance to ag(e)ing and height, can stably be scattered in transformation
In device oil, can effectively lift the insulation of transformer oil, radiating, ageing resistance, and be not easily susceptible to the shadow of extraneous service condition
Ring and rotten, precipitation occurs, the performance of impact transformer oil;Meanwhile, using the refining of castor oil and compounding with remaining raw material
With synergistic effect so as to get transformer oil both there is excellent insulation, heat dispersion, stable in properties simultaneously, long service life,
Also have the characteristics that flame-retardant and anti-static performance is good, safety coefficient is high, practical.
Specific embodiment
A kind of flame-retardant and anti-static nuclear shell structure nano modification transformer oil, by the component raw material preparation of following weight (kg)
Become:
Naphthenic base oils 100, castor oil 10, nano titanium oxide 0.1, trioctyl phosphate 3, BHT
0.3, BTA 0.1, alkyl phosphate diethanolamine salt 0.1, tetraethyl orthosilicate 0.01, ethylene glycol monostearate 0.1,
Fire retardant DOPO 3, VTES 0.01.
A kind of preparation method of flame-retardant and anti-static nuclear shell structure nano modification transformer oil, comprises the following steps:
(1)First nano titanium oxide is compared 1 by solid-liquid weight:100 add ultrasonic disperse in absolute ethyl alcohol uniformly, then slowly to add
Enter tetraethyl orthosilicate and VTES and stir 0.5h and obtain mixed liquor, be finally slowly added dropwise and be equivalent to 1/20 and mix
Close the acetum that liquid amasss and simultaneously stir 2h in 50 DEG C, centrifugation by the solid obtaining with absolute ethanol washing for several times after cooling,
Obtain modified Nano grain, the mass fraction of described acetum is 4%;
(2)Castor oil is processed and obtains refined caster oil through alkali-refining deacidification, distillation, atlapulgite adsorption bleaching deodorization, then
Add fire retardant DOPO and 100 DEG C of stirring 2h of ethylene glycol monostearate, be eventually adding 50 DEG C of mixing 0.5h of naphthenic base oils,
Compound oil is obtained after cooling;
(3)By step(1)The modified Nano grain obtaining adds step(2)In the compound oil obtaining, ultrasonic disperse is uniform, Ran Houjia
Enter 50 DEG C of stirring 0.5h of remaining raw material, after cooling, distillation, filtration are refined, obtain final product flame-retardant and anti-static nuclear shell structure nano modification transformation
Device oil.
Wherein naphthenic base oils select 75DN model.
Above-mentioned prepared transformer oil frequency breakdown voltage >=80kV, remaining index all reaches GB2536-2011 standard,
120 DEG C are run 1000h and remain to keep stable, no precipitate, and meet actually used demand.
Claims (2)
1. a kind of flame-retardant and anti-static nuclear shell structure nano modification transformer oil is it is characterised in that it is former by following weight parts
Material is obtained:
Naphthenic base oils 100-150, castor oil 10-15, nano titanium oxide 0.1-0.15, trioctyl phosphate 3-5,2,6- bis-
Butylated Hydroxytoluene 0.3-0.5, BTA 0.1-0.15, alkyl phosphate diethanolamine salt 0.1-0.15, positive silicic acid second
Ester 0.01-0.015, ethylene glycol monostearate 0.1-0.15, fire retardant DOPO 3-5, VTES 0.01-
0.015.
2. the preparation method of a kind of flame-retardant and anti-static nuclear shell structure nano modification transformer oil according to claim 1, its
It is characterised by, comprise the following steps:
(1)First nano titanium oxide is compared 1 by solid-liquid weight:100-1:200 add ultrasonic disperse in absolute ethyl alcohol uniform, then
It is slowly added to tetraethyl orthosilicate and VTES and stirs 0.5-1h and obtain mixed liquor, be finally slowly added dropwise quite
In 1/20-1/10 mixeding liquid volume acetum and in 50-60 DEG C stir 2-4h, after cooling centrifugation and by the solid obtaining use
Absolute ethanol washing for several times, obtains modified Nano grain, the mass fraction of described acetum is 4-6%;
(2)Castor oil is processed and obtains refined caster oil through alkali-refining deacidification, distillation, atlapulgite adsorption bleaching deodorization, then
Add fire retardant DOPO and 100-120 DEG C of stirring 2-4h of ethylene glycol monostearate, be eventually adding 50-60 DEG C of naphthenic base oils
Mixing 0.5-1h, obtains compound oil after cooling;
(3)By step(1)The modified Nano grain obtaining adds step(2)In the compound oil obtaining, ultrasonic disperse is uniform, Ran Houjia
Enter 50-60 DEG C of stirring 0.5-1h of remaining raw material, after cooling, distillation, filtration are refined, obtain final product flame-retardant and anti-static nuclear shell structure nano and change
Property transformer oil.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111676087A (en) * | 2020-06-30 | 2020-09-18 | 国网河南省电力公司新野县供电公司 | Nano titanium dioxide modified transformer oil and preparation method thereof |
Citations (1)
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 |
-
2016
- 2016-09-19 CN CN201610830460.6A patent/CN106433881A/en not_active Withdrawn
Patent Citations (1)
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)
Title |
---|
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 * |
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 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111676087A (en) * | 2020-06-30 | 2020-09-18 | 国网河南省电力公司新野县供电公司 | Nano titanium dioxide modified transformer oil and preparation method thereof |
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