CN106635268A - 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法 - Google Patents

一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法 Download PDF

Info

Publication number
CN106635268A
CN106635268A CN201610830458.9A CN201610830458A CN106635268A CN 106635268 A CN106635268 A CN 106635268A CN 201610830458 A CN201610830458 A CN 201610830458A CN 106635268 A CN106635268 A CN 106635268A
Authority
CN
China
Prior art keywords
oil
transformer oil
coconut oil
nano
oxidization
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201610830458.9A
Other languages
English (en)
Inventor
崔应文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongling Rike Electronics Co Ltd
Original Assignee
Tongling Rike Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tongling Rike Electronics Co Ltd filed Critical Tongling Rike Electronics Co Ltd
Priority to CN201610830458.9A priority Critical patent/CN106635268A/zh
Publication of CN106635268A publication Critical patent/CN106635268A/zh
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00Lubricating 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
    • C10M169/04Mixtures of base-materials and additives
    • C10M169/044Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06Metal compounds
    • C10M2201/062Oxides; Hydroxides; Carbonates or bicarbonates
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/106Naphthenic fractions
    • C10M2203/1065Naphthenic fractions used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02Hydroxy compounds
    • C10M2207/023Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/026Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/281Esters of (cyclo)aliphatic monocarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/40Fatty vegetable or animal oils
    • C10M2207/401Fatty vegetable or animal oils used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/042Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/22Heterocyclic nitrogen compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2227/00Organic 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
    • C10M2227/02Esters of silicic acids
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2227/00Organic 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
    • C10M2227/04Organic 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
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2290/00Mixtures of base materials or thickeners or additives
    • C10M2290/02Mineral base oils; Mixtures of fractions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01Physico-chemical properties
    • C10N2020/055Particles related characteristics
    • C10N2020/061Coated particles
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10Inhibition of oxidation, e.g. anti-oxidants
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/14Electric or magnetic purposes
    • C10N2040/16Dielectric; Insulating oil or insulators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
  • Fats And Perfumes (AREA)

Abstract

本发明公开了一种含椰子油的抗氧化核壳结构纳米改性变压器油,其是由下述重量份的原料制得:环烷基基础油100‑150,椰子油10‑15,纳米二氧化钛0.1‑0.15,2,6‑二叔丁基对甲酚0.3‑0.5,特丁基对苯二酚0.1‑0.15,苯并三氮唑0.1‑0.15,生育酚乙酸酯0.1‑0.15,柚皮苷0.01‑0.02,油酸三乙醇胺0.1‑0.15,正硅酸乙酯0.01‑0.015,乙烯基三乙氧基硅烷0.01‑0.015。本发明的变压器油既具有优良的绝缘、散热性能,同时性质稳定,使用寿命长,还具有抗氧化性能好的特点,实用性强。

Description

一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备 方法
技术领域
本发明涉及变压器油技术领域,尤其涉及一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法。
背景技术
随着电力变压器往高绝缘、大容量和小型化的方向不断发展,提升绝缘介质的性能越来越受到重视。变压器油是一种低粘度油,具有绝缘和散热两大功能,是目前变压器绝缘系统中的重要组成部分,其性能对变压器长期运行的安全性和可靠性起到重要作用。因此,如何提升变压器油的性能已经成为研究热点之一。
纳米改性变压器油是利用纳米颗粒对变压器油进行改性得到的新型变压器油,具有其高散热性和独特的电气性能,正受到越来越广泛的关注。在实际应用中,纳米颗粒在变压器油中易发生团聚沉降而使性能退化,严重影响了纳米改性变压器油的使用寿命。文献《油酸修饰对纳米二氧化钛在变压器油中分散性的影响》利用油酸对纳米二氧化钛进行有机表面修饰,将修饰后的纳米粉体超声分散到变压器油中制备纳米二氧化钛改性变压器油,从而使纳米二氧化钛粒子在变压器油中的分散性和稳定性得到提高。这种方法虽然能提高纳米颗粒在变压器油中的分散、稳定性,然而油酸具有在空气中容易变质的特点,尤其是高温条件下极易氧化、分解,在实际运行中难以维持纳米改性变压器油的长期稳定。因此,为维持纳米改性变压器油在实际应用中的性能,提高其使用寿命,仍需改善其长期使用稳定性。
发明内容
本发明目的就是为了弥补已有技术的缺陷,提供一种绝缘、导热性能优良,长期稳定性好、使用寿命长的含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法。
本发明是通过以下技术方案实现的:
一种含椰子油的抗氧化核壳结构纳米改性变压器油,其是由下述重量份的原料制得:
环烷基基础油100-150,椰子油10-15,纳米二氧化钛0.1-0.15,2,6-二叔丁基对甲酚0.3-0.5,特丁基对苯二酚0.1-0.15,苯并三氮唑0.1-0.15,生育酚乙酸酯0.1-0.15,柚皮苷0.01-0.02,油酸三乙醇胺0.1-0.15,正硅酸乙酯0.01-0.015,乙烯基三乙氧基硅烷0.01-0.015。
一种含椰子油的抗氧化核壳结构纳米改性变压器油的制备方法,包括以下步骤:
(1)先将纳米二氧化钛按固液重量比1:100-1:200加入无水乙醇中超声分散均匀,然后缓慢加入正硅酸乙酯和乙烯基三乙氧基硅烷并搅拌0.5-1h得到混合液,最后缓慢滴加相当于1/20-1/10混合液体积的醋酸溶液并于50-60℃搅拌2-4h,冷却后离心并将得到的固体用无水乙醇洗涤数次,得改性纳米粒,所述醋酸溶液的质量分数为4-6%;
(2)将椰子油经过碱炼脱酸、蒸馏、活性白土吸附脱色脱臭处理得到精制椰子油,然后加入油酸三乙醇胺、生育酚乙酸酯和柚皮苷80-90℃搅拌1-2h,最后加入环烷基基础油50-60℃混合0.5-1h,冷却后得复合油;
(3)将步骤(1)得到的改性纳米粒加入步骤(2)得到的复合油中超声分散均匀,然后加入其余原料50-60℃搅拌0.5-1h,冷却后蒸馏、过滤精制,即得含椰子油的抗氧化核壳结构纳米改性变压器油。
本发明的优点是:
本发明利用正硅酸乙酯和乙烯基三乙氧基硅烷水解缩聚包覆纳米粒子形成聚硅氧烷包覆核壳结构纳米粒,具有良好的分散性、耐老化性和高度的稳定性,能稳定地分散于变压器油中,既能有效提升变压器油的绝缘、散热、抗老化性,并且不易受到外界运行条件的影响而发生变质、沉淀,影响变压器油的性能;同时,利用椰子油的精炼、及与其余原料的复配与增效作用,使得到的变压器油既具有优良的绝缘、散热性能,同时性质稳定,使用寿命长,还具有抗氧化性能好的特点,实用性强。
具体实施方式
一种含椰子油的抗氧化核壳结构纳米改性变压器油,由下列重量(kg)的组分原料制备而成:
环烷基基础油100,椰子油10,纳米二氧化钛0.1,2,6-二叔丁基对甲酚0.3,特丁基对苯二酚0.1,苯并三氮唑0.1,生育酚乙酸酯0.1,柚皮苷0.01,油酸三乙醇胺0.1,正硅酸乙酯0.01,乙烯基三乙氧基硅烷0.01。
一种含椰子油的抗氧化核壳结构纳米改性变压器油的制备方法,包括以下步骤:
(1)先将纳米二氧化钛按固液重量比1:100加入无水乙醇中超声分散均匀,然后缓慢加入正硅酸乙酯和乙烯基三乙氧基硅烷并搅拌0.5h得到混合液,最后缓慢滴加相当于1/20混合液体积的醋酸溶液并于50℃搅拌2h,冷却后离心并将得到的固体用无水乙醇洗涤数次,得改性纳米粒,所述醋酸溶液的质量分数为4%;
(2)将椰子油经过碱炼脱酸、蒸馏、活性白土吸附脱色脱臭处理得到精制椰子油,然后加入油酸三乙醇胺、生育酚乙酸酯和柚皮苷80℃搅拌1h,最后加入环烷基基础油50℃混合0.5h,冷却后得复合油;
(3)将步骤(1)得到的改性纳米粒加入步骤(2)得到的复合油中超声分散均匀,然后加入其余原料50℃搅拌0.5h,冷却后蒸馏、过滤精制,即得含椰子油的抗氧化核壳结构纳米改性变压器油。
其中环烷基基础油选用75DN型号。
上述制得的变压器油工频击穿电压≥80kV,其余指标均达到GB2536-2011标准,120℃运行1000h仍能保持稳定、无沉淀,符合实际使用需求。

Claims (2)

1.一种含椰子油的抗氧化核壳结构纳米改性变压器油,其特征在于,其是由下述重量份的原料制得:
环烷基基础油100-150,椰子油10-15,纳米二氧化钛0.1-0.15,2,6-二叔丁基对甲酚0.3-0.5,特丁基对苯二酚0.1-0.15,苯并三氮唑0.1-0.15,生育酚乙酸酯0.1-0.15,柚皮苷0.01-0.02,油酸三乙醇胺0.1-0.15,正硅酸乙酯0.01-0.015,乙烯基三乙氧基硅烷0.01-0.015。
2.根据权利要求1所述的一种含椰子油的抗氧化核壳结构纳米改性变压器油的制备方法,其特征在于,包括以下步骤:
(1)先将纳米二氧化钛按固液重量比1:100-1:200加入无水乙醇中超声分散均匀,然后缓慢加入正硅酸乙酯和乙烯基三乙氧基硅烷并搅拌0.5-1h得到混合液,最后缓慢滴加相当于1/20-1/10混合液体积的醋酸溶液并于50-60℃搅拌2-4h,冷却后离心并将得到的固体用无水乙醇洗涤数次,得改性纳米粒,所述醋酸溶液的质量分数为4-6%;
(2)将椰子油经过碱炼脱酸、蒸馏、活性白土吸附脱色脱臭处理得到精制椰子油,然后加入油酸三乙醇胺、生育酚乙酸酯和柚皮苷80-90℃搅拌1-2h,最后加入环烷基基础油50-60℃混合0.5-1h,冷却后得复合油;
(3)将步骤(1)得到的改性纳米粒加入步骤(2)得到的复合油中超声分散均匀,然后加入其余原料50-60℃搅拌0.5-1h,冷却后蒸馏、过滤精制,即得含椰子油的抗氧化核壳结构纳米改性变压器油。
CN201610830458.9A 2016-09-19 2016-09-19 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法 Withdrawn CN106635268A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610830458.9A CN106635268A (zh) 2016-09-19 2016-09-19 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610830458.9A CN106635268A (zh) 2016-09-19 2016-09-19 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法

Publications (1)

Publication Number Publication Date
CN106635268A true CN106635268A (zh) 2017-05-10

Family

ID=58852201

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610830458.9A Withdrawn CN106635268A (zh) 2016-09-19 2016-09-19 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法

Country Status (1)

Country Link
CN (1) CN106635268A (zh)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105779094A (zh) * 2016-04-26 2016-07-20 苏州思创源博电子科技有限公司 一种变压器绝缘导热油的制备方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105779094A (zh) * 2016-04-26 2016-07-20 苏州思创源博电子科技有限公司 一种变压器绝缘导热油的制备方法

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, 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 *

Similar Documents

Publication Publication Date Title
EP2770512B1 (en) Renewable hydrocarbon based insulating fluid
CN1240795C (zh) 一种纳米改性耐电晕漆包线漆的制备方法
CN110494933A (zh) 生物来源低粘度绝缘油
CN106433878A (zh) 一种含棕榈油的防结垢核壳结构纳米改性变压器油及其制备方法
CN104046439A (zh) 一种耐热性和超导性强的氮化铝-氮化硼纳米粒子变压器油及其制备方法
CN109256234A (zh) 一种高性能导电银浆及其制备方法
CN106497647A (zh) 一种抗氧化纳米改性变压器油及其制备方法
CN102660354A (zh) 抗氧化抗析气变压器油
CN104130829B (zh) 一种含多种纳米粒子的抗氧化腐蚀的变压器油及其制备方法
CN106433877A (zh) 一种含芝麻油的抗氧化核壳结构纳米改性变压器油及其制备方法
CN106635268A (zh) 一种含椰子油的抗氧化核壳结构纳米改性变压器油及其制备方法
CN106433890A (zh) 一种防腐抗磨核壳结构纳米改性变压器油及其制备方法
CN106433894A (zh) 一种耐高温抗老化含牡丹籽油的核壳结构纳米改性变压器油及其制备方法
CN106433883A (zh) 一种高润滑性含乌桕油的核壳结构纳米改性变压器油及其制备方法
CN106433879A (zh) 一种耐低温含羟基氟硅油的核壳结构纳米变压器油及其制备方法
CN106433881A (zh) 一种阻燃抗静电核壳结构纳米改性变压器油及其制备方法
CN106635269A (zh) 一种含锭子油的高流动性核壳结构纳米改性变压器油及其制备方法
CN106479631A (zh) 一种含愈创木酚的高耐候性纳米改性变压器绝缘油及其制备方法
CN106433880A (zh) 一种歧化松香酸钾皂改性高稳定核壳结构纳米变压器油及其制备方法
CN106433882A (zh) 一种抗锈蚀含棉籽油的核壳结构纳米改性变压器油及其制备方法
CN106433907A (zh) 一种含熊果酸的耐老化纳米改性变压器绝缘油及其制备方法
CN106433891A (zh) 一种含氢化葡萄籽油的高耐候核壳结构纳米改性变压器油及其制备方法
CN106479630A (zh) 一种含环氧大豆油的耐低温高绝缘性纳米改性变压器绝缘油及其制备方法
CN106635273A (zh) 一种防潮耐水含橡胶籽油的核壳结构纳米改性变压器油及其制备方法
CN106635270A (zh) 一种耐盐雾含茶籽油的核壳结构纳米改性变压器油及其制备方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20170510