CN105731827A - Antifreeze coating of porcelain and glass insulator - Google Patents

Antifreeze coating of porcelain and glass insulator Download PDF

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Publication number
CN105731827A
CN105731827A CN201610093879.8A CN201610093879A CN105731827A CN 105731827 A CN105731827 A CN 105731827A CN 201610093879 A CN201610093879 A CN 201610093879A CN 105731827 A CN105731827 A CN 105731827A
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China
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film layer
sio
insulator
coating
graphite
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CN201610093879.8A
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CN105731827B (en
Inventor
张逸群
牛宇干
郑福斌
郭晓飞
平林涛
金会军
张金光
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Pingdingshan Power Supply Co of State Grid Henan Electric Power Co Ltd
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Pingdingshan Power Supply Co of State Grid Henan Electric Power Co Ltd
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Priority claimed from CN201310621347.3A external-priority patent/CN103641330B/en
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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/42—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating of an organic material and at least one non-metal coating
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2217/00—Coatings on glass
    • C03C2217/70—Properties of coatings
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2218/00—Methods for coating glass
    • C03C2218/10—Deposition methods
    • C03C2218/11—Deposition methods from solutions or suspensions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2218/00—Methods for coating glass
    • C03C2218/30—Aspects of methods for coating glass not covered above
    • C03C2218/32—After-treatment

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Laminated Bodies (AREA)
  • Insulating Bodies (AREA)

Abstract

The invention discloses an antifreeze coating of porcelain and a glass insulator. The antifreeze coating is composed of a Si02 membrane layer arranged on the outer surface of the insulator and a fluorine-containing organic matter membrane layer arranged on the Si02 membrane layer, and a C-Si02 graphite membrane layer is arranged outside the fluorine-containing organic matter membrane layer. The preparation method includes the following steps that the outer surface of an insulator body is coated with the Si02 membrane layer, and the membrane layer is coated with the fluorine-containing organic matter membrane layer and coated with a graphite and Si02 membrane layer; a two-layer structure is changed to be a three-layer structure, water drops at the temperature of 0 DEG C fall rapidly after knocking the surface of the coating, no water drop residues exist on the coating surface, the experiment process can continue for about 150 minutes, it is proved that the coating maintains a good hydrophobic property at a low temperature, freezing of freezing rain on the surface of the coating is effectively inhibited, and the coating has anti-frosting, freezing rain prevention and self-cleaning capacity.

Description

A kind of porcelain and the freeze proof coating of glass insulator
Technical field
The invention belongs to insulator surface coating technology field, freeze proof with glass insulator particularly to a kind of porcelain Coating.
Background technology
China is one of country that transmission line of electricity suffers that icing disaster is the most serious in the world.In cold winter, The heavy snow in the north and middle southern 3～rain and snow mixed weather when o DEG C easily lead to circuit suspension insulator and amass Snow freezes, and in turn results in insulator short circuit tripping operation and power outage occurs.Transmission line of electricity ice damage thing is had from 1954 Therefore since record, in succession there occurs nationwide large-area ice damage accident.
The icing of insulator surface can occur ice-melt phenomenon after temperature raises, owing to existing in the dirt of ice sheet Conductive ion, under the effect of these conductive ions, conduct electricity moisture film by formation on the surface of insulator, makes insulation Son occurs ice to dodge.Research for insulator and the anti-ice-flashing key technology of transmission of electricity aluminum conductor has great Economy, realistic meaning.The chemical method that anti-ice-flashing uses mainly coats sulphurated siliastic at insulator surface (PRTV), but PRTV effect in terms of delaying icing inconspicuous, and the insulator of coating PRTV Low than uncoated PRTV of icing flashover voltage, coating PRTV is with anti-ice-flashing effect also the most on the insulator Undesirable.
The preparation of super hydrophobic surface has been completed that some has the plant leaf surface of superhydrophobic property or dynamic from initially The bionic researchs of organism special construction such as thing insecticide back are changed into super hydrophobic surface functionalization, application Research.Two necessary factors that super hydrophobic surface is formed: (1) surface chemistries has certain hydrophobicity； (2) there is the body structure surface of multiple roughness.Current existing domestic and international patent is about hydrophobic, super-hydrophobic coat Research be mostly based on metallic substrates, as by chemical etching in copper, ferrum, aluminum, zinc, stainless steel surfaces system Standby micro-structure surface, presents superhydrophobic property after fluorination treatment.These methods need to expend in implementation process Substantial amounts of acid-base solution, and the very difficult recycling of solution having dissolved metal ion, the process of waste liquid again can Cause further environmental pollution.The patent of Application No. 201110318624.4, entitled " is used for insulating The super-hydrophobic coating of sub-anti-ice-flashing, ice flashover resistant insulator and preparation method thereof ", Publication No. CN 102503170A, its technical scheme is mainly a kind of super-hydrophobic coating for insulator anti-ice-flashing, described Super-hydrophobic coating is by the Si0 being arranged on outer surface of insulator2, film layer and be arranged on described Si02, on film layer Organic fluorocompound film layer is constituted, and described super-hydrophobic coating has lotus-like super-hydrophobic performance.But this composition Ratio can not bring the technique effect as described in this patent application document in actual production process, 0 DEG C Droplets impact coating surface after quickly roll off, substantially anhydrous of coating surface residual, this experimentation is permissible Continue about 20 minutes, illustrate that this coating maintains good hydrophobic performance when low temperature, restrained effectively Sleet freezing at coating surface, this coating has antifrost, anti-sleet, automatically cleaning ability, defeated at high pressure The anti-flashover of electricity, anti-stick field and have broad application prospects, can be used for insulator anti-ice-flashing.
Summary of the invention
It is an object of the invention to provide a kind of formula is the most reasonable, effect is the most prominent and also reality can be grasped The higher porcelain of the property made and the freeze proof coating of glass insulator.
In order to realize object above, the technical solution adopted in the present invention is: a kind of porcelain resists with glass insulator Freeze coating, including the Si0 being arranged on outer surface of insulator2Film layer and be arranged on described Si02Fluorine-containing on film layer Organic film is constituted, and arranges C-Si0 outside described organic fluorocompound film layer2Graphite film layer, described Si02Film layer By Si02Film layer preparation solution is made, described Si02Film layer preparation solution is by Si02Colloidal sol and Si02Powder body forms, Si02 Si0 in colloidal sol2Molal quantity and Si02Si0 in powder body2The ratio of molal quantity be (3.15～3.25): 1；Described Organic fluorocompound film layer is made up of organic fluorocompound film layer preparation solution, and described organic fluorocompound film layer preparation solution is Unimolecule organ of luorosilane solution or fluoropolymer solutions；Described C-Si02Graphite film layer is graphite and Si02 Mixed coating.
Described organic fluorocompound film layer is made up of organic fluorocompound film layer preparation solution, described organic fluorocompound film layer Preparing liquid is unimolecule organ of luorosilane solution or fluoropolymer solutions, and described unimolecule organ of luorosilane is molten The concentration of volume percent of liquid is 2～3.5%, and solvent is any one in isopropanol, butanol and ethanol, molten Matter is ten difluoro heptyl propyl trimethoxy silicanes or ten trifluoro octyl group trimethoxy silanes；Described fluoropolymer The concentration of volume percent of thing solution is 0.25～5%, and solvent is N methyl pyrrolidone or N, N dimethyl Acetamide, solute is poly-perfluoro decyl acrylate or politef.
Described C-Si02Graphite film layer is graphite and Si02Mixed coating, described graphite granule yardstick be 5～ 15nm, Si02Particle scale be 3～6nm, graphite and Si02Mass ratio be 1:(5～5.5).
Described porcelain and the preparation method of the freeze proof coating of glass insulator, comprise the following steps:
A. on the outer surface of insulator body, coat Si02Film layer, first carries out surface to insulator body and locates in advance Reason, surface pre-treatment step is followed successively by: washing, alcohol are washed, 480 DEG C of high-temperature roastings；Through surface preparation The outer surface Si0 of insulator body2Film layer preparation solution, is dried under room temperature afterwards, is then placed in Muffle In 450 DEG C of roastings 6 hours in stove, on the outer surface of insulator body, coating obtains Si02Film layer；
B. there is Si0 at outer surface2The Si0 of the insulator body of film layer2, film layer coats organic fluorocompound film Layer preparation solution, after through natural drying；
C. by the insulator surface coated graphite after natural drying and Si02Mixture, put into cold isostatic press with Lower 4 hours of 250～300Mpa pressure, after surface mixture comes off naturally, be then placed in vacuum drying oven in 400 DEG C of heat treatments 4 hours, prepare ice flashover resistant insulator.
One porcelain of the present invention and the freeze proof coating of glass insulator, including the Si0 being arranged on outer surface of insulator2Film Layer and be arranged on described Si02Organic fluorocompound film layer on film layer is constituted, described organic fluorocompound film layer peripheral hardware Put C-Si02Graphite film layer.It is changed to three-decker from double-layer structure, is arranged on Si02Fluorine-containing on film layer has The surface of machine thing film layer can be low, is equivalent to the wax-like nitride layer of lotus leaf surface.At room temperature, the present invention provides The static contact angle of coating is more than l60 degree, and contact angle hysteresis i.e. advancing contact angle with the difference of receding contact angle is About 20, illustrate that this coating has good ultra-hydrophobicity.And organic fluorocompound film layer has the most anti- Adhesive capacity, and be attached to the floating ash of insulator surface due to super-hydrophobic coating self-cleaning performance easily Rolling raindrop after being knocked carry, thus improve insulator from protective capacities.It addition, shock drop And capture substantial amounts of air between super-hydrophobic coating can effectively suppress between super-hydrophobic coating surface and raindrop Heat exchange, and it is less than 20ms the time of contact on millimetre-sized shock raindrop and super-hydrophobic coating surface, by The gas-liquid interface formed between raindrop and super-hydrophobic coating surface can store part raindrop kinetic energy, thus causes After making raindrop impingemest insulator surface, maximum spreading area reduces.Factors above all determines has super-hydrophobicity The insulator of coating can effectively suppress or prevent the formation of ice crystal.The most outermost C-Si02 Graphite film layer is graphite and Si02Mixed coating, described graphite granule yardstick is 5～15nm, Si02Granule chi Degree is 3～6nm, graphite and Si02Mass ratio be 1:(5～5.5), after its cold isostatic press effect, Naturally, after coming off, by process of surface treatment such as drying, it is finally obtained outstanding skill in conjunction with front two-layer Art effect.Quickly rolling off after being embodied in the droplets impact coating surface of 0 DEG C, coating surface is without any water droplet Residual, this experimentation can continue about 150 minutes, illustrates that this coating maintains when low temperature good Hydrophobic performance, restrained effectively sleet freezing at coating surface, this coating have antifrost, anti-sleet, Automatically cleaning ability, at the anti-flashover of high voltage power transmission, prevents that sticking field has broad application prospects, and can be used for absolutely Edge anti-ice-flashing.
Detailed description of the invention
Embodiment one
A kind of porcelain and the freeze proof coating of glass insulator, including the Si0 being arranged on outer surface of insulator2Film layer and setting Put at described Si02Organic fluorocompound film layer on film layer is constituted, and arranges C-Si0 outside described organic fluorocompound film layer2 Graphite film layer.Described Si02Film layer is by Si02Film layer preparation solution is made, described Si02Film layer preparation solution is by Si02 Colloidal sol and Si02Powder body forms, Si02Si0 in colloidal sol2Molal quantity and Si02Si0 in powder body2Molal quantity it Ratio is 3.15:1.
Wherein, described Si02Colloidal sol is acidic silicasol, and its preparation method is: by dehydrated alcohol and positive silicic acid Ethyl ester joins in reaction vessel, is then placed in psychrolusia by described reaction vessel, and stirring makes anhydrous second Alcohol and tetraethyl orthosilicate are mixed into homogeneous phase solution, obtain reactant liquor A, deionized water instills reactant liquor A afterwards In, obtain reactant liquor B, with nitric acid adjust reactant liquor B pH value to 2, post-heating described in reaction vessel to 70 DEG C, Back flow reaction 5 hours, is cooled to room temperature, aged 55 hours, obtains acidic silicasol；Wherein dehydrated alcohol, The volume ratio of tetraethyl orthosilicate and deionized water is: dehydrated alcohol: tetraethyl orthosilicate: deionized water=2:2: 3.Described Si02Si0 in colloidal sol2Particle scale be 3nm.Described Si02Si0 in powder body2Particle scale be 20nm。
Described organic fluorocompound film layer is made up of organic fluorocompound film layer preparation solution, described organic fluorocompound film layer Preparing liquid is unimolecule organ of luorosilane solution or fluoropolymer solutions.Described unimolecule organ of luorosilane is molten The concentration of volume percent of liquid is 3.5%, and solvent is any one in isopropanol, butanol and ethanol, and solute is Ten difluoro heptyl propyl trimethoxy silicanes or ten trifluoro octyl group trimethoxy silanes；Described fluoropolymer is molten The concentration of volume percent of liquid is 0.5%, and solvent is N methyl pyrrolidone or N, N dimethyl acetamide, Solute is poly-perfluoro decyl acrylate or politef.
Described C-Si02Graphite film layer is graphite and Si02Mixed coating, described graphite granule yardstick is 15nm, Si02Particle scale be 5nm, graphite and Si02Mass ratio be 1:(5～5.5).
A kind of porcelain and the preparation method of the freeze proof coating of glass insulator, comprise the following steps:
A. on the outer surface of insulator body, coat Si02Film layer, first carries out surface to insulator body and locates in advance Reason, surface pre-treatment step is followed successively by: washing, alcohol are washed, 480 DEG C of high-temperature roastings；Through surface preparation The outer surface Si0 of insulator body2Film layer preparation solution, is dried under room temperature afterwards, is then placed in Muffle In 450 DEG C of roastings 6 hours in stove, on the outer surface of insulator body, coating obtains Si02Film layer；
B. there is Si0 at outer surface2The Si0 of the insulator body of film layer2, film layer coats organic fluorocompound Film layer preparation solution, after through natural drying；
C. by the insulator surface coated graphite after natural drying and Si02Mixture, put into cold isostatic press with Lower 4 hours of 250～300Mpa pressure, after surface mixture comes off naturally, be then placed in vacuum drying oven in 400 DEG C of heat treatments 4 hours, prepare ice flashover resistant insulator.
This embodiment one processes the insulator that means obtain, and imitates the climate characteristic 110 hours according to sleet sky, Without any ice bits residual.
Embodiment two
A kind of porcelain and the freeze proof coating of glass insulator, including the Si0 being arranged on outer surface of insulator2Film layer and setting Put at described Si02Organic fluorocompound film layer on film layer is constituted, and arranges C-Si0 outside described organic fluorocompound film layer2 Graphite film layer.Described Si02Film layer is by Si02Film layer preparation solution is made, described Si02Film layer preparation solution is by Si02 Colloidal sol and Si02Powder body forms, Si02Si0 in colloidal sol2Molal quantity and Si02Si0 in powder body2Molal quantity it Ratio is 3:1.
Wherein, described Si02Colloidal sol is acidic silicasol, and its preparation method is: by dehydrated alcohol and positive silicic acid Ethyl ester joins in reaction vessel, is then placed in psychrolusia by described reaction vessel, and stirring makes anhydrous second Alcohol and tetraethyl orthosilicate are mixed into homogeneous phase solution, obtain reactant liquor A, deionized water instills reactant liquor A afterwards In, obtain reactant liquor B, with nitric acid adjust the pH value of reactant liquor B to l, post-heating described in reaction vessel to 70 DEG C, Back flow reaction 3～6 hours, be cooled to room temperature, aged 50 hours, obtain acidic silicasol；The most anhydrous The volume ratio of ethanol, tetraethyl orthosilicate and deionized water is: dehydrated alcohol: tetraethyl orthosilicate: deionized water =(2～5): 2:(1～3).Described Si02Si0 in colloidal sol2Particle scale be 2nm.Described Si02In powder body Si02Particle scale be 22nm.
Described organic fluorocompound film layer is made up of organic fluorocompound film layer preparation solution, described organic fluorocompound film layer Preparing liquid is unimolecule organ of luorosilane solution or fluoropolymer solutions.Described unimolecule organ of luorosilane is molten The concentration of volume percent of liquid is 2～3.5%, and solvent is any one in isopropanol, butanol and ethanol, molten Matter is ten difluoro heptyl propyl trimethoxy silicanes or ten trifluoro octyl group trimethoxy silanes；Described fluoropolymer The concentration of volume percent of thing solution is 0.25～5%, and solvent is N methyl pyrrolidone or N, N dimethyl Acetamide, solute is poly-perfluoro decyl acrylate or politef.
Described C-Si02Graphite film layer is graphite and Si02Mixed coating, described graphite granule yardstick is 8nm, Si02Particle scale be 6nm, graphite and Si02Mass ratio be 1:5.
A kind of porcelain and the preparation method of the freeze proof coating of glass insulator, such as embodiment one.This embodiment two processes The insulator that means obtain, imitates the climate characteristic 125 hours according to sleet sky, without any ice bits residual, super Cross the effect of intended Low-temperature antifreeze.
Embodiment three:
A kind of porcelain and the freeze proof coating of glass insulator, including the Si0 being arranged on outer surface of insulator2Film layer and setting Put at described Si02Organic fluorocompound film layer on film layer is constituted, and arranges C-Si0 outside described organic fluorocompound film layer2 Graphite film layer.Described Si02Film layer is by Si02Film layer preparation solution is made, described Si02Film layer preparation solution is by Si02 Colloidal sol and Si02Powder body forms, Si02Si0 in colloidal sol2Molal quantity and Si02Si0 in powder body2Molal quantity it Ratio is 3.2:1.
Wherein, described Si02Colloidal sol is acidic silicasol, and its preparation method is: by dehydrated alcohol and positive silicic acid Ethyl ester joins in reaction vessel, is then placed in psychrolusia by described reaction vessel, and stirring makes anhydrous second Alcohol and tetraethyl orthosilicate are mixed into homogeneous phase solution, obtain reactant liquor A, deionized water instills reactant liquor A afterwards In, obtain reactant liquor B, with nitric acid adjust the pH value of reactant liquor B to l～3, post-heating described in reaction vessel extremely 70 DEG C, back flow reaction 3～6 hours, it is cooled to room temperature, aged 56 hours, obtains acidic silicasol；Its The volume ratio of middle dehydrated alcohol, tetraethyl orthosilicate and deionized water is: dehydrated alcohol: tetraethyl orthosilicate: go Ionized water=3:2:2.Described Si02Si0 in colloidal sol2Particle scale be 1.5～3nm.Described Si02Powder body Middle Si02Particle scale be 20～25nm.
Described organic fluorocompound film layer is made up of organic fluorocompound film layer preparation solution, described organic fluorocompound film layer Preparing liquid is unimolecule organ of luorosilane solution or fluoropolymer solutions.Described unimolecule organ of luorosilane is molten The concentration of volume percent of liquid is 2～3.5%, and solvent is any one in isopropanol, butanol and ethanol, molten Matter is ten difluoro heptyl propyl trimethoxy silicanes or ten trifluoro octyl group trimethoxy silanes；Described fluoropolymer The concentration of volume percent of thing solution is 0.25～5%, and solvent is N methyl pyrrolidone or N, N dimethyl Acetamide, solute is poly-perfluoro decyl acrylate or politef.
Described C-Si02Graphite film layer is graphite and Si02Mixed coating, described graphite granule yardstick is 12nm, Si02Particle scale be 4nm, graphite and Si02Mass ratio be 1:5.
A kind of porcelain and the preparation method of the freeze proof coating of glass insulator, such as embodiment one.This embodiment three processes The insulator that means obtain, imitates the climate characteristic 118 hours according to sleet sky, without any ice bits residual, super Cross the effect of intended Low-temperature antifreeze.

Claims (4)

1. porcelain and the freeze proof coating of glass insulator, including the SiO being arranged on outer surface of insulator2Film layer and It is arranged on described SiO2Organic fluorocompound film layer on film layer is constituted, it is characterised in that: described organic fluorocompound Outside film layer, C-SiO is set2Graphite film layer, described SiO2Film layer is by SiO2Film layer preparation solution is made, described SiO2 Film layer preparation solution is by SiO2Colloidal sol and SiO2Powder body forms, SiO2SiO in colloidal sol2Molal quantity and SiO2Powder body Middle SiO2The ratio of molal quantity be (3.15～3.25): 1；Described organic fluorocompound film layer is by organic fluorocompound Film layer preparation solution is made, and described organic fluorocompound film layer preparation solution is unimolecule organ of luorosilane solution or fluorine-containing Polymer solution；Described C-SiO2Graphite film layer is graphite and SiO2Mixed coating.
2. porcelain as claimed in claim 1 and the freeze proof coating of glass insulator, it is characterised in that: described fluorine-containing Organic film is made up of organic fluorocompound film layer preparation solution, and described organic fluorocompound film layer preparation solution is single point Sub-organ of luorosilane solution or fluoropolymer solutions, the volume basis of described unimolecule organ of luorosilane solution Specific concentration is 2～3.5%, and solvent is any one in isopropanol, butanol and ethanol, and solute was ten difluoro heptan Base propyl trimethoxy silicane or ten trifluoro octyl group trimethoxy silanes；The volume of described fluoropolymer solutions Percent concentration is 0.25～5%, and solvent is N methyl pyrrolidone or N, N dimethyl acetamide, solute For poly-perfluoro decyl acrylate or politef.
3. porcelain as claimed in claim 1 and the freeze proof coating of glass insulator, it is characterised in that: described C-SiO2 Graphite film layer is graphite and SiO2Mixed coating, described graphite granule yardstick is 5～15nm, SiO2Granule chi Degree is 3～6nm, graphite and SiO2Mass ratio be 1:(5～5.5).
4. porcelain as claimed in claim 1 and a preparation method for the freeze proof coating of glass insulator, its feature It is, comprises the following steps:
A. on the outer surface of insulator body, coat SiO2Film layer, first carries out surface to insulator body pre- Processing, surface pre-treatment step is followed successively by: washing, alcohol are washed, 480 DEG C of high-temperature roastings；Locating in advance through surface The outer surface SiO of the insulator body of reason2Film layer preparation solution, is dried under room temperature afterwards, is then placed in horse Not in 450 DEG C of roastings 6 hours in stove, on the outer surface of insulator body, coating obtains SiO2Film layer；
B. there is SiO at outer surface2The SiO of the insulator body of film layer2, film layer coats organic fluorocompound Film layer preparation solution, after through natural drying；
C. by the insulator surface coated graphite after natural drying and SiO2Mixture, put into cold isostatic press with Lower 4 hours of 250～300Mpa pressure, after surface mixture comes off naturally, be then placed in vacuum drying oven in 400 DEG C of heat treatments 4 hours, prepare ice flashover resistant insulator.
CN201610093879.8A 2013-11-30 2013-11-30 A kind of porcelain and the freeze proof coating of glass insulator Active CN105731827B (en)

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CN201610093879.8A CN105731827B (en) 2013-11-30 2013-11-30 A kind of porcelain and the freeze proof coating of glass insulator
CN201310621347.3A CN103641330B (en) 2013-11-30 2013-11-30 A kind of porcelain and glass insulator Low-temperature antifreeze coating and preparation method thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115595023A (en) * 2022-10-31 2023-01-13 西安理工大学（Cn） Anti-icing coating for power transmission line and preparation method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101358106A (en) * 2008-09-25 2009-02-04 武汉工程大学 Anti-icing nano composite paint and application
KR101028953B1 (en) * 2010-04-07 2011-04-12 (주)동명기술공단종합건축사사무소 Complex water proof treatment construction methode using surface treatment and water proof sheet and water proof structure and composite thereof
TW201114715A (en) * 2009-05-04 2011-05-01 Corning Inc Embossed glass articles for anti-fingerprinting applications and methods of making
CN102503170A (en) * 2011-10-19 2012-06-20 河南大学 Super-hydrophobic coating for icing flashover prevention of insulator as well as icing flashover resistant insulator and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101358106A (en) * 2008-09-25 2009-02-04 武汉工程大学 Anti-icing nano composite paint and application
TW201114715A (en) * 2009-05-04 2011-05-01 Corning Inc Embossed glass articles for anti-fingerprinting applications and methods of making
KR101028953B1 (en) * 2010-04-07 2011-04-12 (주)동명기술공단종합건축사사무소 Complex water proof treatment construction methode using surface treatment and water proof sheet and water proof structure and composite thereof
CN102503170A (en) * 2011-10-19 2012-06-20 河南大学 Super-hydrophobic coating for icing flashover prevention of insulator as well as icing flashover resistant insulator and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115595023A (en) * 2022-10-31 2023-01-13 西安理工大学（Cn） Anti-icing coating for power transmission line and preparation method

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