CN108456428A - A kind of radiation resistance efficient electrical power complex liped and preparation method thereof - Google Patents
A kind of radiation resistance efficient electrical power complex liped and preparation method thereof Download PDFInfo
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
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- C08K2003/0806—Silver
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0862—Nickel
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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Abstract
The invention discloses a kind of efficient electrical power complex liped and preparation method thereof with radiation-resistant property, main component are special electric power fat special oil, conductive metal powder, anti-irradiation agent, white carbon.The radiation resistance efficient electrical power complex liped can have the group of following parts by weight to be grouped as：Special 100 parts of electric power fat special oil, 5~20 parts of white carbon, 50~200 parts of conductive metal powder, 5~60 parts of anti-irradiation agent, 0~2 part of antioxidant, 0~2 part of stabilizer.Electric force compounded grease of the present invention has good drop point height, adhesion, stable in physicochemical property and excellent radiation-resistant property.
Description
Technical field
The present invention relates to a kind of electric force compounded grease more particularly to a kind of electric force compounded greases and its system with radiation-resistant property
Preparation Method belongs to electric power protection special advanced material technical field.
Background technology
Electric force compounded grease can reduce conductive gold utensil and conducting wire lap-joint contact resistance and hermetic barrier, and it is rotten to alleviate electrification
Low-temperature-rise drops in erosion, improves the electric conductivity of busbar junction and switch contact, reduces a large amount of electric energy loss.It can be greatly
Security performance of the conductive paste at is improved, the safe operation for electric substation, distribution circuit in one's power provides reliable guarantee.But
Power transmission and transforming equipment is run outdoors for a long time, and electric force compounded grease can inevitably be influenced in use by external environment.It is wherein ultraviolet
Radiation be cause its occur aging the main reason for one of, ultraviolet wavelength is most short, but energy is most strong, easily to electric force compounded grease
Inside has an impact.
China is with a vast territory, and solar irradiation is sufficient, especially highest a kind of regional in China's solar irradiation radiation intensity,
Include mainly the ground such as Qinghai-Tibet Platean, Northern Kansu, Northern Ningxia and southern Xinjiang.Annual sunshine time is that 3200~330O is small
When, radiation amount is up to 670~837x104KJ/cm2·a.These regional ultraviolet radiation intensities are high, and radiation amount is big, in environment
A large amount of ultraviolet radiation of the wavelength less than 290nm can lead to electric force compounded grease base oil and thickening agent in During Process of Long-term Operation
Different degrees of oxidation deterioration occurs, base oil molecules chain can fragment into bioactive molecule, thus accelerate the oxidation of base oil
Reaction, base oil generate colloidal material so that electric force compounded grease internal component changes, and causes under electric force compounded grease dropping point
Drop, cone penetration rise, and thermo-oxidative stability and tribological property reduce, or even harden.To increase electrical contact element
Contact resistance causes connector to overheat, serious also to cause accident of power supply.
Currently, having no related patents report both at home and abroad, being concentrated mainly on improves the side such as temperature tolerance, electric conductivity, corrosion resistance
Face.
A kind of electric power fat technology of preparing is described in Chinese patent CN105679398A.The electric power fat has high temperature resistant, resists
Oxidation, anticorrosion, antirust and other effects, and high temperature does not trickle, low temperature is not cracked.
A kind of electric power fat is described in Chinese patent CN105273799A.It generates and contains using isocyanates and organic amine reaction
There is the thickening agent of urea groups, not metal ion, avoids catalysis oxygen of the soap base thickening agent to metal ion to compound base oil processed
Change acts on, and so that electric force compounded grease is had good high-temperature stability, in addition, the complex liped also has higher corrosion resistance, wear resistence
And water washout characteristics.
A kind of electric power fat is described in Chinese patent CN105754695A.The electric power fat preparation method is simple, and raw material is easy to get,
Manufacturing cost is low, and electric conductivity is high, resistant to chemical etching, high temperature resistant.
Invention content
For prior art problem, problem to be solved by this invention is to provide a kind of electric power with radiation-resistant property
Complex liped and preparation method thereof, to adapt to high ultraviolet light, high radiation field to the needs of electric force compounded grease radiation-resistant property.
Efficient electrical power complex liped of the present invention with radiation-resistant property, by special electric power fat special oil, conductive gold
Belong to powder, anti-irradiation agent, white carbon to be made；It is characterized in that, the component of the radiation resistance efficient electrical power complex liped is in parts by weight
For：Special 100 parts of electric power fat special oil, 5~20 parts of white carbon, 50~200 parts of conductive metal powder, 5~60 parts of anti-irradiation agent,
0~2 part of antioxidant, 0~2 part of stabilizer.
In the above-mentioned electric force compounded grease with radiation-resistant property, the molecular weight of the special electric power fat special oil is 3~6
Ten thousand.
In the above-mentioned electric force compounded grease with radiation-resistant property, the white carbon is fume colloidal silica or precipitation method hard charcoal
The blend of black or fume colloidal silica and precipitated silica.
In the above-mentioned electric force compounded grease with radiation-resistant property, the conductive metal powder is nickel powder, zinc powder, silver powder, bronze；
The blend of arbitrary weight ratio either between nickel powder, zinc powder, silver powder, bronze.
In the above-mentioned electric force compounded grease with radiation-resistant property, the anti-irradiation agent be yttrium oxide, lanthana, cerium oxide,
Praseodymium oxide, neodymia, promethium oxide, samarium oxide, europium oxide, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, thulium oxide,
Ytterbium oxide, luteium oxide, scandium oxide；Either yttrium oxide, lanthana, cerium oxide, praseodymium oxide, neodymia, promethium oxide, samarium oxide,
It is arbitrary between europium oxide, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, thulium oxide, ytterbium oxide, luteium oxide, scandium oxide
The blend of weight ratio；Either yttrium oxide, lanthana, cerium oxide, praseodymium oxide, neodymia, promethium oxide, samarium oxide, oxidation
Europium, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, thulium oxide, ytterbium oxide, luteium oxide, scandium oxide and commercially available bismuth oxide
With the blend of the arbitrary weight ratio of barium sulfate.
In the above-mentioned electric force compounded grease with radiation-resistant property, the stabilizer is ethylene glycol, polyethylene glycol and glycerine
In it is one or more.
In the above-mentioned electric force compounded grease with radiation-resistant property, the antioxidant is phenyl-α-naphthylamine, ferric oxalate, oxidation
It is one or more in iron, iron octoate, phenothiazine or arylamine.
The preparation method of electric force compounded grease of the present invention with radiation-resistant property, it is characterised in that：With parts by weight
Score also known as takes special electric power fat special oil, white carbon, conductive metal powder, the anti-irradiation agent of the parts by weight to be put into stirring
In the mixer of device, stir evenly；It is small that obtained mixture is carried out under 90-200 DEG C of temperature condition to heat treatment 0.5~2
When；Add antioxidant, stabilizer is put on three-roll grinder, grind 3~5 times, obtain the electric force compounded grease.
Electric force compounded grease of the present invention is oily based on special electric power fat special oil, and white carbon is thickener, resistance to height
Temperature is functional, smaller by temperature change, and the electric force compounded grease is made to have higher drop point, at 300 DEG C or less
Can keep good thixotropic property, be not easy to trickle, can prolonged application in 200 DEG C or so high temperature.
It is radiation resistance agent that electric force compounded grease of the present invention, which selects rare earth compound, has good ultraviolet-absorbing
Can, it is resistant to strong ultraviolet radiation, so that the electric force compounded grease is kept good radiation resistance, while can also change
It is apt to the high temperature resistance of the electric force compounded grease.
Electric force compounded grease of the present invention selects nickel powder, zinc powder, silver powder, bronze either nickel powder, zinc powder, silver powder, gold
The blend of arbitrary weight ratio is conducting particles between powder, has good conductive property, the electric force compounded grease is made to have
Good electric conductivity.
Electric force compounded grease of the present invention is with one or more for stabilization in ethylene glycol, polyethylene glycol and glycerine
Agent is avoided being layered using rear base oil and particle filled composite for a long time, improves the stability of the electric force compounded grease.
Electric force compounded grease of the present invention is with phenyl-α-naphthylamine, ferric oxalate, iron oxide, iron octoate, phenothiazine or arylamine
In it is one or more be antioxidant, prevent conductive metal powder from contacting and aoxidize with air in outdoor for a long time, ensure the electricity
The conductive stability of power complex liped.
The present invention is oily based on special electric power fat special oil, is prepared with resistance to spoke by adding the fillers such as radiation resistance agent
According to the electric force compounded grease of performance, the electric force compounded grease environmental suitability is strong, has a wide range of application, more can apply to high-energy particle radiation environment
In.
Specific implementation mode
Embodiment 1
Weigh following component respectively in parts by weight：Special 100 parts of electric power fat special oil, 15 parts of fume colloidal silica, zinc powder 80
Part, 40 parts of nickel powder, anti-irradiation agent（Gadolinium oxide）10 parts, 1 part of ethylene glycol, 0.5 part of phenyl-α-naphthylamine.By the spy of the parts by weight
Electric power fat special oil processed, white carbon, conductive metal powder, anti-irradiation agent are put into the mixer with agitating device, are stirred evenly；
Obtained mixture is carried out to heat treatment 1 hour under 150 DEG C of temperature conditions；Ethylene glycol is added in the material obtained after heat treatment
And phenyl-α-naphthylamine is ground 3 times, obtains the electric force compounded grease with radiation-resistant property.
The cone penetration for the electric force compounded grease that the embodiment obtains（25 DEG C, 1/10 mm）It is 250, dropping point is 243 DEG C, contact
Resistance stabilization coefficient is 1.4, volume resistivity（20 DEG C, Ω cm）It is 5.7 × 1014, radiation-resistant property（Receive in air purple
Outside line irradiates 500 kGy of accumulated dose, 50 Gy/min of radiation dose rate）：Electric force compounded grease immaculate and apparent uneven color
Variation, lotion is without rubber shape and dura mater.
Embodiment 2
Weigh following component respectively in parts by weight：Special 100 parts of electric power fat special oil, 20 parts of fume colloidal silica, zinc powder 80
Part, 20 parts of silver powder, anti-irradiation agent（Gadolinium oxide）20 parts, 1 part of ethylene glycol, 0.5 part of phenyl-α-naphthylamine.By the spy of the parts by weight
Electric power fat special oil processed, white carbon, conductive metal powder, anti-irradiation agent are put into the mixer with agitating device, are stirred evenly；
Obtained mixture is carried out to heat treatment 1 hour under 150 DEG C of temperature conditions；Ethylene glycol is added in the material obtained after heat treatment
And phenyl-α-naphthylamine is ground 3 times, obtains the electric force compounded grease with radiation-resistant property.
The cone penetration for the electric force compounded grease that the embodiment obtains（25 DEG C, 1/10 mm）It is 277, dropping point is 246 DEG C, contact
Resistance stabilization coefficient is 1.3, volume resistivity（20 DEG C, Ω cm）It is 4.3 × 1014, radiation-resistant property（Receive in air purple
Outside line irradiates 500 kGy of accumulated dose, 50 Gy/min of radiation dose rate）：Electric force compounded grease immaculate and apparent uneven color
Variation, lotion is without rubber shape and dura mater.
Embodiment 3
Weigh following component respectively in parts by weight：Special 100 parts of electric power fat special oil, 15 parts of fume colloidal silica, silver powder 40
Part, 60 parts of nickel powder, anti-irradiation agent（Cerium oxide）20 parts, 1 part of ethylene glycol, 0.5 part of phenyl-α-naphthylamine.By the spy of the parts by weight
Electric power fat special oil processed, white carbon, conductive metal powder, anti-irradiation agent are put into the mixer with agitating device, are stirred evenly；
Obtained mixture is carried out to heat treatment 1 hour under 150 DEG C of temperature conditions；Ethylene glycol is added in the material obtained after heat treatment
And phenyl-α-naphthylamine is ground 3 times, obtains the electric force compounded grease with radiation-resistant property.
The cone penetration for the electric force compounded grease that the embodiment obtains（25 DEG C, 1/10 mm）It is 253, dropping point is 238 DEG C, contact
Resistance stabilization coefficient is 1.2, volume resistivity（20 DEG C, Ω cm）It is 3.9 × 1014, radiation-resistant property（Receive in air purple
Outside line irradiates 500 kGy of accumulated dose, 50 Gy/min of radiation dose rate）：Electric force compounded grease immaculate and apparent uneven color
Variation, lotion is without rubber shape and dura mater.
Embodiment 4
Weigh following component respectively in parts by weight：Special 100 parts of electric power fat special oil, 20 parts of fume colloidal silica, zinc powder 100
Part, 50 parts of nickel powder, anti-irradiation agent（Gadolinium oxide, cerium oxide）Each 10 parts, 1 part of ethylene glycol, 0.5 part of phenyl-α-naphthylamine.It will be described heavy
The special electric power fat special oil, white carbon, conductive metal powder, anti-irradiation agent of amount part are put into the mixer with agitating device,
It stirs evenly；Obtained mixture is carried out to heat treatment 1 hour under 150 DEG C of temperature conditions；The material that will be obtained after heat treatment
Ethylene glycol is added and phenyl-α-naphthylamine is ground 3 times, obtains the electric force compounded grease with radiation-resistant property.
The cone penetration for the electric force compounded grease that the embodiment obtains（25 DEG C, 1/10 mm）It is 234, dropping point is 236 DEG C, contact
Resistance stabilization coefficient is 1.1, volume resistivity（20 DEG C, Ω cm）It is 6.3 × 1014, radiation-resistant property（Receive in air purple
Outside line irradiates 500 kGy of accumulated dose, 50 Gy/min of radiation dose rate）：Electric force compounded grease immaculate and apparent uneven color
Variation, lotion is without rubber shape and dura mater.
Embodiment 5
Weigh following component respectively in parts by weight：Special 100 parts of electric power fat special oil, 20 parts of fume colloidal silica, zinc powder 100
Part, 50 parts of nickel powder, 1 part of ethylene glycol, 0.5 part of phenyl-α-naphthylamine.By the special electric power fat special oil of the parts by weight, white carbon,
Conductive metal powder is put into the mixer with agitating device, is stirred evenly；By obtained mixture under 150 DEG C of temperature conditions
Carry out heat treatment 1 hour；Ethylene glycol is added in the material obtained after heat treatment and phenyl-α-naphthylamine is ground 3 times, obtains electricity
Power complex liped.
The cone penetration for the electric force compounded grease that the embodiment obtains（25 DEG C, 1/10 mm）It is 234, dropping point is 231 DEG C, contact
Resistance stabilization coefficient is 1.2, volume resistivity（20 DEG C, Ω cm）It is 5.9 × 1014, radiation-resistant property（Receive in air purple
Outside line irradiates 500 kGy of accumulated dose, 50 Gy/min of radiation dose rate）：Electric force compounded grease occur apparent spot and it is apparent not
Uniform color changes, and rubber shape and dura mater occurs in lotion.
Claims (9)
1. a kind of radiation resistance electric force compounded grease, which is characterized in that including following ingredient：
Special electric power fat special oil, white carbon and conductive metal powder, anti-irradiation agent；
Preparation method includes the following steps：
（1）Special electric power fat special oil, white carbon, conductive metal powder, the anti-irradiation agent of the parts by weight are put into stirring
In the mixer of device, stir evenly；
（2）By step（1）In obtained mixture heat treatment 0.5~2 hour is carried out under 90-200 DEG C of temperature condition；
（3）The material obtained after above-mentioned heat treatment is ground, the electric force compounded grease is obtained.
2. electric force compounded grease according to claim 1, which is characterized in that be grouped as by the group of following parts by weight：
Special 100 parts of electric power fat special oil
5~20 parts of white carbon
50~200 parts of conductive metal powder
5~60 parts of anti-irradiation agent
0~2 part of stabilizer
0~2 part of antioxidant.
3. electric force compounded grease according to claim 2, which is characterized in that the molecular weight of the special electric power fat special oil is
3~60,000.
4. electric force compounded grease according to claim 2, which is characterized in that the white carbon is fume colloidal silica or precipitation
The blend of method white carbon or fume colloidal silica and precipitated silica.
5. electric force compounded grease according to claim 2, which is characterized in that the conductive metal powder is nickel powder, zinc powder, silver
Powder, bronze；The blend of arbitrary weight ratio either between nickel powder, zinc powder, silver powder, bronze.
6. electric force compounded grease according to claim 2, which is characterized in that the anti-irradiation agent is yttrium oxide, lanthana, oxygen
Change cerium, praseodymium oxide, neodymia, promethium oxide, samarium oxide, europium oxide, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, oxygen
Change thulium, ytterbium oxide, luteium oxide, scandium oxide；Either yttrium oxide, lanthana, cerium oxide, praseodymium oxide, neodymia, promethium oxide, oxygen
Change samarium, europium oxide, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, thulium oxide, ytterbium oxide, luteium oxide, scandium oxide it
Between arbitrary weight ratio blend；Either yttrium oxide, lanthana, cerium oxide, praseodymium oxide, neodymia, promethium oxide, oxidation
Samarium, europium oxide, gadolinium oxide, terbium oxide, dysprosia, holimium oxide, erbium oxide, thulium oxide, ytterbium oxide, luteium oxide, scandium oxide and city
Sell the blend of bismuth oxide and the arbitrary weight ratio of barium sulfate.
7. electric force compounded grease according to claim 2, which is characterized in that the stabilizer be ethylene glycol, polyethylene glycol with
And it is one or more in glycerine.
8. electric force compounded grease according to claim 2, which is characterized in that the antioxidant is phenyl-α-naphthylamine, oxalic acid
It is one or more in iron, iron oxide, iron octoate, phenothiazine or arylamine.
9. the preparation method of the electric force compounded grease according to claim 1~8 any one, includes the following steps：
（1）Special electric power fat special oil, white carbon, conductive metal powder, the anti-irradiation agent of the parts by weight are put into stirring
In the mixer of device, stir evenly；
（2）By step（1）In obtained mixture heat treatment 0.5~2 hour is carried out under 90-200 DEG C of temperature condition；
（3）Antioxidant and stabilizer is added in the material obtained after above-mentioned heat treatment, is ground 3~5 times, it is multiple to obtain the electric power
Close fat.
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| CN201710820988.XA CN108456428A (en) | 2017-09-13 | 2017-09-13 | A kind of radiation resistance efficient electrical power complex liped and preparation method thereof |
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| CN201710820988.XA CN108456428A (en) | 2017-09-13 | 2017-09-13 | A kind of radiation resistance efficient electrical power complex liped and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111768889A (en) * | 2020-06-30 | 2020-10-13 | 广东电网有限责任公司东莞供电局 | Electric power composite grease and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111768889A (en) * | 2020-06-30 | 2020-10-13 | 广东电网有限责任公司东莞供电局 | Electric power composite grease and preparation method and application thereof |
| CN111768889B (en) * | 2020-06-30 | 2022-02-08 | 广东电网有限责任公司东莞供电局 | Electric power composite grease and preparation method and application thereof |
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