CN109054472A - A kind of high self-cleaning superpower water repelling anti-fouling flash color paint - Google Patents

A kind of high self-cleaning superpower water repelling anti-fouling flash color paint Download PDF

Info

Publication number
CN109054472A
CN109054472A CN201810679979.8A CN201810679979A CN109054472A CN 109054472 A CN109054472 A CN 109054472A CN 201810679979 A CN201810679979 A CN 201810679979A CN 109054472 A CN109054472 A CN 109054472A
Authority
CN
China
Prior art keywords
parts
cleaning
coating
self
hydrophobicity
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.)
Pending
Application number
CN201810679979.8A
Other languages
Chinese (zh)
Inventor
宋志强
宋利强
游传榜
蔡俊娥
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.)
HEBEI SILICON VALLEY CHEMICAL CO Ltd
Original Assignee
HEBEI SILICON VALLEY CHEMICAL 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 HEBEI SILICON VALLEY CHEMICAL CO Ltd filed Critical HEBEI SILICON VALLEY CHEMICAL CO Ltd
Priority to CN201810679979.8A priority Critical patent/CN109054472A/en
Publication of CN109054472A publication Critical patent/CN109054472A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, belong to the technical field of coating, according to the mass fraction, including 10-15 parts of magnesia, 8-12 parts of aluminium hydroxide, 3-5 parts of ferroso-ferric oxide, 2-8 parts of 2- (isopropylamino) ethyl methacrylate, 30-50 parts of fluorine-containing p-hydroxybenzoate, 20-25 parts of organosilicon, 10-15 parts of the polydimethylhydroxysiloxane of the methene containing block, 5-8 parts of the dimethyl silicone polymer of boracic, 3-5 parts of expanded graphite, 8-10 parts of decabromodiphenylethane, PPA5-10 parts of polyurethane, 10-15 parts of Diacetone Acrylamide, careless acid dihydrazide 2-8 parts, 1-3 parts of stannous octoate, 80-200 parts of petroleum ether, 2-8 parts of ethylene glycol.The hydrophobicity of high-self-cleaning antipollution flashover coating of the present invention and the performance indicator of self-cleaning have increased significantly, its self-cleaning property can effectively reduce operation during coating surface contamination amount, better anti-fouling effect is obtained, hydrophobicity increases substantially, and greatly improves its service life.

Description

A kind of high self-cleaning superpower water repelling anti-fouling flash color paint
Technical field
The invention belongs to the technical fields of coating, are related to a kind of high self-cleaning superpower water repelling anti-fouling flash color paint, and the present invention is high certainly The hydrophobicity of clean anti-pollution flashover coating and the performance indicator of self-cleaning have increased significantly, and self-cleaning property can effectively reduce fortune The contamination amount of coating surface between the departure date, obtains better anti-fouling effect, and hydrophobicity increases substantially, and greatly improves its use Service life.
Background technique
With the development of China's economic and society, electrical network capacity and specified transmission voltage grade are correspondinglyd increase, along with work Agricultural development, environmental pollution has become increasingly serious for some areas, and the pollution flashover accident of electric system power transmission and transformation equipment outer insulation is made At influence and harm also get worse.Pollution flashover is a big matter of regional significance, the probability that distinguishing feature is while multiple spot trips It is high.Gradation for surface pollution is higher, and apparatus insulated level is lower, and tripping probability is bigger, and reclosing success rate is smaller.It is overlapped bad, anticipates Taste there are permanent fault, and multipoint fault then means that many places power supply loses power supply, or even causes the power failure thing of large area Therefore the economic society influence of power grid disaster will be extremely serious once being formed.
In the case where preventing this topic of pollution flashover, was once increasing tune and climbing dynamics, large distance glass insulator, porcelain insulator are successively It comes on stage, the growth of Composite Insulators dosage, but substation, converter station, transmission line of electricity large-tonnage, Great span insulator etc. Porcelain insulator and glass insulator still take on key player.Since the end of the eighties in last century, RTV coating enters antifouling Field.Continuous intensification with people to understanding such as RTV coating anti-fouling effect, effect, characteristics, hair of the RTV coating in China It experienced during exhibition and assign to one pack system by more (double) groups；Mechanical strength, adhesive force grow from weak to strong, and technology content is produced and applied The development process of work technological level from low to high.
RTV coating is to prevent one of main force's product of electric grid large area pollution flashover.The hydrophobicity of RTV coating is it with excellent The main reason for anti-fouling flashover performance, by the way that RTV applying coating on porcelain or glass insulator surface, is made the hydrophily of insulator Surface modification is hydrophobic surface, and the hydrophobic substance in coating can be migrated into the pollutant of insulator surface, make dirt Dye object also has good hydrophobicity, to increase substantially the pollution flashover discharge voltage and anti-fouling flashover performance of insulator.
RTV coating is disadvantageous in that: compared with the porcelain of conventional insulators and glass material surface, RTV coating table The contamination amount in face is relatively heavy, this is directed not only to the appearance of power transmission and transforming equipment, it is often more important that influences the antifouling work of insulator Can and effect, especially under heavily contaminated environment and consecutive low temperature and (or) constant humid under the conditions of, the hydrophobic of RTV coating moves Shifting property is even hard to carry on by significant decrease, i.e., hydrophobicity is difficult to effectively migrate to the biggish RTV coating surface of contamination amount at this time Pollutant in (including soluble pollutants and insoluble pollutant), and further result in insulator contamination voltage and reduce, is anti- The decline of pollution flashover performance.
Summary of the invention
The present invention is to improve the operation time limit and self-cleaning ability of coating, provides a kind of high self-cleaning superpower water repelling anti-fouling flash color The performance indicator of coating, hydrophobicity and self-cleaning has increased significantly, during self-cleaning property can effectively reduce operation The contamination amount of coating surface obtains better anti-fouling effect, and hydrophobicity increases substantially, and greatly improves its service life.
The present invention be realize its purpose the technical solution adopted is that:
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 10-15 parts of magnesia, aluminium hydroxide 8-12 parts, 3-5 parts of ferroso-ferric oxide, 2-8 parts of 2- (isopropylamino) ethyl methacrylate, fluorine-containing p-hydroxybenzoate 30-50 parts, 20-25 parts of organosilicon, 10-15 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic poly dimethyl 5-8 parts of siloxanes, 3-5 parts of expanded graphite, 8-10 parts of decabromodiphenylethane, PPA5-10 parts of polyurethane, Diacetone Acrylamide 10-15 parts, careless 2-8 parts of acid dihydrazide, 1-3 parts of stannous octoate, 80-200 parts of petroleum ether, 2-8 parts of ethylene glycol.
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 12 parts of magnesia, aluminium hydroxide 10 Part, 5 parts of 2- (isopropylamino) ethyl methacrylate, 40 parts fluorine-containing of p-hydroxybenzoate, has 4 parts of ferroso-ferric oxide 23 parts of machine silicon, 13 parts of the polydimethylhydroxysiloxane of the methene containing block, 6 parts of the dimethyl silicone polymer of boracic, expansion stone 4 parts of ink, 9 parts of decabromodiphenylethane, PPA8 parts of polyurethane, 12 parts of Diacetone Acrylamide, careless 5 parts of acid dihydrazide, stannous octoate 2 Part, 150 parts of petroleum ether, 5 parts of ethylene glycol.
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 10 parts of magnesia, 8 parts of aluminium hydroxide, 3 parts of ferroso-ferric oxide, 2 parts of 2- (isopropylamino) ethyl methacrylate, 30 parts fluorine-containing of p-hydroxybenzoate, organosilicon 20 parts, 10 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 5 parts of dimethyl silicone polymer, expanded graphite 3 Part, 8 parts of decabromodiphenylethane, PPA5 parts of polyurethane, 10 parts of Diacetone Acrylamide, careless 2 parts of acid dihydrazide, 1 part of stannous octoate, 100 parts of petroleum ether, 2 parts of ethylene glycol.
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 15 parts of magnesia, aluminium hydroxide 12 Part, 8 parts of 2- (isopropylamino) ethyl methacrylate, 50 parts fluorine-containing of p-hydroxybenzoate, has 5 parts of ferroso-ferric oxide 25 parts of machine silicon, 15 parts of the polydimethylhydroxysiloxane of the methene containing block, 8 parts of the dimethyl silicone polymer of boracic, expansion stone 5 parts of ink, 10 parts of decabromodiphenylethane, PPA10 parts of polyurethane, 15 parts of Diacetone Acrylamide, careless 8 parts of acid dihydrazide, octanoic acid are sub- 3 parts of tin, 200 parts of petroleum ether, 8 parts of ethylene glycol.
The beneficial effects of the present invention are:
Anti-pollution flashover coating of the present invention has good hydrophobicity, self-cleaning, anti-aging and mechanical performance, with excellent resistance to High/low temperature, radiation hardness, arc resistant electric insulating quality, long service life, resistance to pollution flashover voltage are high.Coating on the insulator with insulator or Person's glass surface is firmly combined, and can be operated normally under rain, mist, heavy pollution environment, be avoided the generation of pollution flashover accident.
The performance indicator of high-self-cleaning antipollution flashover coating of the present invention, hydrophobicity and self-cleaning has increased significantly, Self-cleaning property can effectively reduce operation during coating surface contamination amount, obtain better anti-fouling effect, hydrophobicity is substantially Degree improves, and greatly improves its service life.
The present invention is compounded by 2- (isopropylamino) ethyl methacrylate and fluorine-containing p-hydroxybenzoate, The surface of insulator forms the fluorine protective film of three-dimensional structure, prevents the directly contact insulator such as water, acid, alkali, solvent and penetrates into In insulator, achieve the effect that persistently to protect.Simultaneously when there is pollutant on surface, this kind of three-dimensional structure makes the hydrophobic in coating Substance can be quick, unobstructed migrate into the pollutant of insulator surface, making pollutant also has good hydrophobicity, thus Increase substantially insulator resistance to pollution flashover performance and abrupt slope before impact voltage performance.
Expanded graphite and decabromodiphenylethane play fire-retardant effect, once expanded by heating, " scale " shape charcoal body body occurs Product increases hundreds times, becomes " worm " shape charcoal body, and the dilatant of generation has preferable stability, is covered on substrate surface, rises To stablizing heat-insulated effect.
2- (isopropylamino) ethyl methacrylate, fluorine-containing p-hydroxybenzoate, the methene containing block poly- two Pollution flashover can be improved in methylhydroxy siloxanes, the dimethyl silicone polymer of boracic, Diacetone Acrylamide, careless acid dihydrazide combination Voltage, anti creepage trace and electricity adorn the high effect of property.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below.
One, specific embodiment
Embodiment 1
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint is according to the mass fraction 12 parts of magnesia, 10 parts of aluminium hydroxide, four 4 parts of Fe 3 O, 5 parts of 2- (isopropylamino) ethyl methacrylate, 40 parts fluorine-containing of p-hydroxybenzoate, organosilicon 23 Part, 13 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 4 parts of 6 parts of dimethyl silicone polymer, expanded graphite, 9 parts of decabromodiphenylethane, PPA8 parts of polyurethane, 12 parts of Diacetone Acrylamide, careless 5 parts of acid dihydrazide, 2 parts of stannous octoate, stone 150 parts of oily ether, 5 parts of ethylene glycol.
Embodiment 2
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 10 parts of magnesia, 8 parts of aluminium hydroxide, 3 parts of ferroso-ferric oxide, 2 parts of 2- (isopropylamino) ethyl methacrylate, 30 parts fluorine-containing of p-hydroxybenzoate, organosilicon 20 parts, 10 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 5 parts of dimethyl silicone polymer, expanded graphite 3 Part, 8 parts of decabromodiphenylethane, PPA5 parts of polyurethane, 10 parts of Diacetone Acrylamide, careless 2 parts of acid dihydrazide, 1 part of stannous octoate, 100 parts of petroleum ether, 2 parts of ethylene glycol.
Embodiment 3
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 15 parts of magnesia, aluminium hydroxide 12 Part, 8 parts of 2- (isopropylamino) ethyl methacrylate, 50 parts fluorine-containing of p-hydroxybenzoate, has 5 parts of ferroso-ferric oxide 25 parts of machine silicon, 15 parts of the polydimethylhydroxysiloxane of the methene containing block, 8 parts of the dimethyl silicone polymer of boracic, expansion stone 5 parts of ink, 10 parts of decabromodiphenylethane, PPA10 parts of polyurethane, 15 parts of Diacetone Acrylamide, careless 8 parts of acid dihydrazide, octanoic acid are sub- 3 parts of tin, 200 parts of petroleum ether, 8 parts of ethylene glycol.
Embodiment 4
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 11 parts of magnesia, 8 parts of aluminium hydroxide, 3 parts of ferroso-ferric oxide, 2 parts of 2- (isopropylamino) ethyl methacrylate, 35 parts fluorine-containing of p-hydroxybenzoate, organosilicon 20 parts, 12 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 7 parts of dimethyl silicone polymer, expanded graphite 3 Part, 9 parts of decabromodiphenylethane, PPA7 parts of polyurethane, 12 parts of Diacetone Acrylamide, careless 3 parts of acid dihydrazide, 1 part of stannous octoate, 90 parts of petroleum ether, 4 parts of ethylene glycol.
Embodiment 5
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 12 parts of magnesia, 9 parts of aluminium hydroxide, 4 parts of ferroso-ferric oxide, 3 parts of 2- (isopropylamino) ethyl methacrylate, 45 parts fluorine-containing of p-hydroxybenzoate, organosilicon 21 parts, 13 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 8 parts of dimethyl silicone polymer, expanded graphite 4 Part, 10 parts of decabromodiphenylethane, PPA8 parts of polyurethane, 13 parts of Diacetone Acrylamide, careless 5 parts of acid dihydrazide, stannous octoate 2 Part, 130 parts of petroleum ether, 5 parts of ethylene glycol.
Embodiment 6
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 13 parts of magnesia, aluminium hydroxide 10 Part, 4 parts of 2- (isopropylamino) ethyl methacrylate, 33 parts fluorine-containing of p-hydroxybenzoate, has 5 parts of ferroso-ferric oxide 22 parts of machine silicon, 14 parts of the polydimethylhydroxysiloxane of the methene containing block, 6 parts of the dimethyl silicone polymer of boracic, expansion stone 5 parts of ink, 8 parts of decabromodiphenylethane, PPA9 parts of polyurethane, 14 parts of Diacetone Acrylamide, careless 7 parts of acid dihydrazide, stannous octoate 3 Part, 80 parts of petroleum ether, 6 parts of ethylene glycol.
Embodiment 7
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 14 parts of magnesia, aluminium hydroxide 11 Part, 5 parts of 2- (isopropylamino) ethyl methacrylate, 38 parts fluorine-containing of p-hydroxybenzoate, has 3 parts of ferroso-ferric oxide 23 parts of machine silicon, 15 parts of the polydimethylhydroxysiloxane of the methene containing block, 5 parts of the dimethyl silicone polymer of boracic, expansion stone 3 parts of ink, 9 parts of decabromodiphenylethane, PPA10 parts of polyurethane, 15 parts of Diacetone Acrylamide, careless 8 parts of acid dihydrazide, stannous octoate 2 parts, 140 parts of petroleum ether, 7 parts of ethylene glycol.
Embodiment 8
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 10 parts of magnesia, aluminium hydroxide 12 Part, 6 parts of 2- (isopropylamino) ethyl methacrylate, 43 parts fluorine-containing of p-hydroxybenzoate, has 4 parts of ferroso-ferric oxide 24 parts of machine silicon, 10 parts of the polydimethylhydroxysiloxane of the methene containing block, 6 parts of the dimethyl silicone polymer of boracic, expansion stone 4 parts of ink, 10 parts of decabromodiphenylethane, PPA9 parts of polyurethane, 10 parts of Diacetone Acrylamide, careless 2 parts of acid dihydrazide, stannous octoate 1 part, 160 parts of petroleum ether, 8 parts of ethylene glycol.
Embodiment 9
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 15 parts of magnesia, 8 parts of aluminium hydroxide, 5 parts of ferroso-ferric oxide, 7 parts of 2- (isopropylamino) ethyl methacrylate, 47 parts fluorine-containing of p-hydroxybenzoate, organosilicon 25 parts, 11 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 7 parts of dimethyl silicone polymer, expanded graphite 5 Part, 9 parts of decabromodiphenylethane, 8 parts of polyurethane PPA, 11 parts of Diacetone Acrylamide, careless 4 parts of acid dihydrazide, stannous octoate 2 Part, 180 parts of petroleum ether, 2 parts of ethylene glycol.
Embodiment 10
A kind of high self-cleaning superpower water repelling anti-fouling flash color paint, according to the mass fraction, including 12 parts of magnesia, 9 parts of aluminium hydroxide, 3 parts of ferroso-ferric oxide, 8 parts of 2- (isopropylamino) ethyl methacrylate, 40 parts fluorine-containing of p-hydroxybenzoate, organosilicon 20 parts, 12 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 8 parts of dimethyl silicone polymer, expanded graphite 3 Part, 8 parts of decabromodiphenylethane, 16 parts of polyurethane PPA, 12 parts of Diacetone Acrylamide, careless 6 parts of acid dihydrazide, stannous octoate 3 Part, 150 parts of petroleum ether, 3 parts of ethylene glycol.
Two, effect test
1, hydrophobic test
" nominal voltage is higher than 1000V exchange overhead transmission line with compound exhausted according to DL/T 864-2004 for hydrophobicity test method Edge uses directive/guide " appendix A progress.
1.1 test methods:
This test is using contact angle method, water spray staging both methods.Contact angle method is respectively to cleaning sample, hydrophobicity Sample after decrease, the sample measurement after sample and hydrophobicity migration after hydrophobicity recovery simultaneously determine its static contact angle (θs),；Water spray staging is used to determine the hydrophobicity rank (HC) of sample.
When static contact angle (θ) measures, every sample should at least measure 5 points, record measurement result and calculate separately list Arithmetic mean of instantaneous value (the θ of piece sample and specifying measurement sample measurement resultav)。
1.2 samples:
Test uses coating for the porcelain plate sample of 0.5mm, and area is greater than 50cm2, every group sample quantities 5.It is practical to use Specification be 160mm × 60mm × 0.5mm.
1.3 test requirements document
1.3.1 Static Contact horn cupping
Static Contact horn cupping is to reflect material surface by directly measuring the static contact angle of surface of solids balance droplet The method of hydrophobicity state can measure static state by the methods of static contact angle measuring instrument, measuring microscope or photograph and connect The size of feeler θ.The volume of droplet need to survey 5 droplets in (4~7) ul or so (i.e. droplet weight 4mg~7mg), each test product Static contact angle.(average value of 3 test products, 15 measurement points is θav, minimum value θmin)。
1.3.2 staging (HC method) is sprayed water
Staging of spraying water is the method that solid material surface hydrophobicity state is indicated with hydrophobicity classification.The method is by material The hydrophobicity state on surface is divided into 7 grades, respectively indicates HC1~HC7, the HC1 grades of very strong surfaces of corresponding hydrophobicity, HC7 grades of correspondences The surface of total hydrophilic.
The requirement for being classified measurement and water injector to hydrophobicity is as follows:
A) sprinkler nozzle is away from test product 25cm, and water spray 1 time per second, totally 25 times, water spray rear surface should have moisture to flow down, and sprays Direction is penetrated as far as possible perpendicular to test product surface, and the reading of the HC value of hydrophobicity classification should be completed within 30s after water spray, be tried Product are horizontal by 20 °~30 ° or so inclination angles；
B) sprinkler can use watering can, and each amount of water sprayed is 0.7~1ml；Jet angle is 50 °~70 °.Jet angle can be used A newspaper is being found at a distance away from nozzle 25cm, and injection direction is sprayed water 10~15 times, the wet spot diameter of formation exists perpendicular to newspaper The direction of 25cm~35cm is corrected.
Wherein, HC value is the water droplet state description of test product surface, and descriptive grade is as follows:
HC1: the droplet only separated, droplet is round, most of state for droplet, and droplet is smaller；
HC2: the droplet only separated, the circularity of droplet are not so good as HC1, and most of is the state of droplet, and droplet ratio HC1 is big；
HC3: the droplet only separated, droplet are generally no longer round, most of states for droplet；
HC4: existing simultaneously the droplet and water band of separation, and completely wet water band area is less than 2cm2, the gross area is less than quilt Survey the 90% of region area；
HC5: some completely wet water band areas are greater than 2cm2, 90% of the gross area less than tested region area；
HC6: the completely wet gross area is greater than 90%, and there are still a small amount of arid region (point or bands)；
HC7: entire subject region forms continuous moisture film.
The characteristic of high-self-cleaning antipollution flashover coating of the present invention is as shown in table 1.
Table 1
2, self-cleaning is tested
Test is held according to Appendix B in DL/T627-2012 " Prospect on RTV of Solidified Silicon Rubber in Normal Temperature for Insulator " standard Row.Test the self-cleaning of anti-pollution flashover coating.
2.1 sample
Test is using being coated with the glass plate sample of coating, size of sample 100mm × 80mm × 0.5mm, and 3 pieces of quantity.
2.2 test programs (glass microballoon method)
(1) material and instrument
(a) glass microballoon: 109~120 μm of partial size is (i.e. by the quasi- sub-sieve of 120 targets and by 140 mesh standard scores samples The glass microballoon of sieve).Timing being taken out since storage drier with glass microballoon, interior this batch of glass microballoon of 5h is repeatable to be made With；
(b) electronic balance: precision is not less than 0.1mg.
(2) sample
Coating is applied on the glass plate or glazing porcelain plate of 3 10cm × 8cm, (the temperature 25 under standard laboratory conditions DEG C ± 2 DEG C, 40%~70%RH) it is spare after solidification 72h, coating layer thickness is 0.3~0.5mm after solidification.
(3) experimental enviroment
Standard laboratory conditions (25 DEG C ± 2 DEG C of temperature, 40%~70%RH).
(4) test procedure
(a) sample is placed horizontally on testing stand to (side of 10cm long is placed in horizontal direction, and the side of 8cm long is placed in vertically Direction), away from a baffle is placed at the 0.5cm of sample top edge, baffle and coating surface are in close contact；
(b) glass microballoon 0.3g is weighed, the top of specimen surface baffle is carefully poured into, is uniformly paved into the glass for being about 5cm Glass microballon band；
(c) sample is gone to the position at 45 degree of angles of inclination together with baffle and glass microballoon by level, baffle should be able to have at this time Effect ensures that glass microballoon stops in the original location without tumbling along coating inclined-plane；
(d) baffle is withdrawn into coating surface rapidly, glass microballoon slides along the inclined-plane of sample coatings；
(e) sample is removed, the glass microballoon into the collector of lower section will be slid from specimen surface and collects weighing m (g)；
(f) self-cleaning coefficient η is calculated:
The average value of 3 samples is taken, and requires data dispersibility less than 10%.
As self-cleaning coefficient η >=85%, self-cleaning is 1 grade；
As self-cleaning 70%≤η of coefficient < 85%, self-cleaning is 2 grades；
As self-cleaning 55%≤η of coefficient < 70%, self-cleaning is 3 grades；
As self-cleaning coefficient η < 55%, no self-cleaning.
2.3 test result
2 routine RTV coating self-cleaning test result of table
The high-self-cleaning antipollution flashover coating self-cleaning test result of the present invention of table 3
3, novel antifouling dodges the research of coating field-applied
For a long time, method used by the coating of anti-pollution flashover coating is all hand spray or brushing, this spraying method It has the following disadvantages: first is that the large labor intensity of construction personnel, low efficiency, can not meet wanting for normalized construction operation It asks；Second is that coating is spray pattern, and paint waste is big in spraying process, the consumption of the bigger coating of wind speed is bigger；Third is that Different spraying technologies, caused coating quality is unstable, and uniformity is poor, wastes coating；Fourth is that accuracy is low, coating quality is complete It is by manually controlling by rule of thumb entirely；Fifth is that needing multiple multipass to be sprayed to reach coating thickness, the coating after atomization is in air Drift, waves with air, seriously polluted.
Therefore, further, we have proposed factory's Composite technical research, insulator factory Composite is clear in factory In clean, dry, constant temperature environment, sprayed automatically using automatic mechanical hand dip-coating, robot or showering and realize insulator work Factory's Composite coating, thoroughly solving environmental pollution caused by hand spray and spraying, thin and thick is irregular, rough surface, efficiency pole It is low, especially sprayed in exposed environment, coating easily by dust, impurity pollution the problems such as.Factory's Composite of insulator is not only It is the change in coating place, but the insulator Compound Machining of the mechanization of completely new plant produced line, automation and high-quality Technology.
By automatic arc spraying and high-self-cleaning antipollution flashover coating of the present invention combination, factory's Composite insulator of production Have the characteristics that quality is high, performance is excellent, leads over similar products at home and abroad.It is mainly shown as:
1. high-intensitive coating adhesion makes insulator have solid and reliable adhesive force, and through 100h × 3.5%NaCl Without bubbling, wrinkling after water retting, adhesive force is still secured.
2. hydrophobicity is excellent, migration of hydrophobicity is up to HC1 grades, and hydrophobicity is still good after hydrophobicity weakens test 96h, Hydrophobicity is HC3~HC4 grades after extending to the soak test of 192h；
3. the self-cleaning of coating is good, polyethylene film, surface slip are not adsorbed, glass microballoon slides fluent.
It, can direct packed and transported 4. curing rate is fast, high mechanical strength, solid in coating 20h.
5. considerably reducing consumption of organic solvent and VOC emission, and without dust pollution compared with traditional artificial spraying. Large-scale production, high production efficiency reduce resource consumption, and effects of energy saving and emission reduction is obvious.
6. appearance: coating color uniformity, flat appearance, smooth, no starved, sagging, crackle, bubble and corrugation.
7. thickness: the minimum value of coating layer thickness has 0.5mm, after setting target thickness its process coating minus deviation as Zero, overgauge is not more than 0.10mm.
8. adhesive force: carry out adhesion test on factory's Composite insulator, with knife blade cut coating and porcelain or The bonding interface of glass insulator loads external force by the way of removing by hand, and force direction and full skirt surface, which are formed, is greater than 30 ° Angle, until coating tearing.Failure mode is torn to shreds for coating, is not occurred at coating and porcelain or glass insulators interfacial bonding There is the smooth surface of porcelain or glass workpiece.
9. self-cleaning is tested
The self-cleaning of factory's Composite insulator coating surface is checked with membrane process:
(1) polyethylene film (such as food fresh keeping membrane) of 3~10 μ m thicks is covered in clean coating surface；
(2) it is covered superficial compaction one time along film；
(3) film is uncovered in 90 ° of directions along with coating surface, whether observation film and coating have adsorbed state.
Nian Jie without absorption between coating and film, coating surface feel is smooth, and self-cleaning is superior.
10. hydrophobic test
Factory's Composite insulator only carries out hydrophobicity classification test:
(1) clean surface hydrophobicity is HC1~HC2 grades；
(2) the decrease characteristic of hydrophobicity, factory's Composite insulator impregnate in distilled water of the conductivity less than 10 μ S/cm After 96h, hydrophobicity is HC1~HC2 grades；
(3) recovery characteristics of hydrophobicity, hydrophobicity weaken factory's Composite insulator after test in standard laboratory ring It is stood for 24 hours under the conditions of border, hydrophobicity is HC1 grades；
(4) migration characteristic of hydrophobicity, factory's Composite insulator is soaked dirty method and is stained, in the close 0.1mg/cm of salt2, ash it is close 0.5mg/cm296h is migrated at room temperature, and hydrophobicity is HC1 grades.
Summarize: factory's Composite technology is the ring at " constant temperature (21-25 DEG C), constant humidity (40-70%), dustless, tasteless " In border, insulator coating is realized using Control During Paint Spraying by Robot, dip-coating and showering mode, realizes green production.Factory's Composite Apply operation it is accurate, save coating, reduce anti-pollution flashover coating be scattered during hand spray and coating in solvent volatilization pair Problem of environmental pollution caused by city, residential block etc..Factory's Composite coating quality eliminates the reliance on manual operation, and coating quality is equal One, stable, reliable, guaranteed.
4, the comparative study of resistance to the pollution flashover performance, hydrophobicity of insulator
By taking embodiment 1 as an example, to omit the coating of 2- (isopropylamino) ethyl methacrylate as comparative example, comparative example Form it is as follows: a kind of high self-cleaning superpower water repelling anti-fouling flash color paint is according to the mass fraction 12 parts of magnesia, 10 parts of aluminium hydroxide, 4 parts of ferroso-ferric oxide, 40 parts fluorine-containing of p-hydroxybenzoate, 23 parts of organosilicon, the methene containing block poly dimethyl hydroxyl 13 parts of siloxanes, 4 parts of 6 parts of dimethyl silicone polymer, the expanded graphite of boracic, 9 parts of decabromodiphenylethane, PPA8 parts of polyurethane, 12 parts of Diacetone Acrylamide, careless 5 parts of acid dihydrazide, 2 parts of stannous octoate, 150 parts of petroleum ether, 5 parts of ethylene glycol.
Result of study, referring to table 4.
Table 4
As shown in Table 4, hydrophobicity, resistance to can be improved by the way that 2- (isopropylamino) ethyl methacrylate is added in the present invention Voltage performance is impacted before pollution flashover performance and abrupt slope, is analyzed as 2- (isopropylamino) ethyl methacrylate and fluorine-containing to hydroxyl The compounding of benzoic ether forms the fluorine protective film of three-dimensional structure on the surface of insulator, and water, acid, alkali, solvent etc. is prevented directly to connect It touches insulator and penetrates into insulator, achieve the effect that persistently to protect.Simultaneously when there is pollutant on surface, this kind of three-dimensional structure Enable the hydrophobic substance in coating it is quick, it is unobstructed migrate into the pollutant of insulator surface, there is pollutant also Good hydrophobicity, thus increase substantially insulator resistance to pollution flashover performance and abrupt slope before impact voltage performance.

Claims (4)

1. a kind of high self-cleaning superpower water repelling anti-fouling flash color paint, which is characterized in that according to the mass fraction, including 10-15 parts of magnesia, It is 8-12 parts of aluminium hydroxide, 3-5 parts of ferroso-ferric oxide, 2-8 parts of 2- (isopropylamino) ethyl methacrylate, fluorine-containing to hydroxyl 30-50 parts of benzoic ether, 20-25 parts of organosilicon, 10-15 parts of the polydimethylhydroxysiloxane of the methene containing block, boracic 5-8 parts of dimethyl silicone polymer, 3-5 parts of expanded graphite, 8-10 parts of decabromodiphenylethane, PPA5-10 parts of polyurethane, diacetone third 10-15 parts of acrylamide, careless 2-8 parts of acid dihydrazide, 1-3 parts of stannous octoate, 80-200 parts of petroleum ether, 2-8 parts of ethylene glycol.
2. a kind of high self-cleaning superpower water repelling anti-fouling flash color paint according to claim 1, which is characterized in that press mass fraction Meter, including 12 parts of magnesia, 10 parts of aluminium hydroxide, 4 parts of ferroso-ferric oxide, 5 parts of 2- (isopropylamino) ethyl methacrylate, Fluorine-containing 40 parts of p-hydroxybenzoate, 23 parts of organosilicon, the methene containing block 13 parts of polydimethylhydroxysiloxane, boracic 6 parts of dimethyl silicone polymer, 4 parts of expanded graphite, 9 parts of decabromodiphenylethane, PPA8 parts of polyurethane, Diacetone Acrylamide 12 Part, careless 5 parts of acid dihydrazide, 2 parts of stannous octoate, 150 parts of petroleum ether, 5 parts of ethylene glycol.
3. a kind of high self-cleaning superpower water repelling anti-fouling flash color paint according to claim 1, which is characterized in that press mass fraction Meter, including 10 parts of magnesia, 8 parts of aluminium hydroxide, 3 parts of ferroso-ferric oxide, 2 parts of 2- (isopropylamino) ethyl methacrylate, Fluorine-containing 30 parts of p-hydroxybenzoate, 20 parts of organosilicon, the methene containing block 10 parts of polydimethylhydroxysiloxane, boracic 5 parts of dimethyl silicone polymer, 3 parts of expanded graphite, 8 parts of decabromodiphenylethane, PPA5 parts of polyurethane, Diacetone Acrylamide 10 Part, careless 2 parts of acid dihydrazide, 1 part of stannous octoate, 100 parts of petroleum ether, 2 parts of ethylene glycol.
4. a kind of high self-cleaning superpower water repelling anti-fouling flash color paint according to claim 1, which is characterized in that press mass fraction Meter, including 15 parts of magnesia, 12 parts of aluminium hydroxide, 5 parts of ferroso-ferric oxide, 8 parts of 2- (isopropylamino) ethyl methacrylate, Fluorine-containing 50 parts of p-hydroxybenzoate, 25 parts of organosilicon, the methene containing block 15 parts of polydimethylhydroxysiloxane, boracic 8 parts of dimethyl silicone polymer, 5 parts of expanded graphite, 10 parts of decabromodiphenylethane, 10 parts of polyurethane PPA, diacetone acrylamide acyl 15 parts of amine, careless 8 parts of acid dihydrazide, 3 parts of stannous octoate, 200 parts of petroleum ether, 8 parts of ethylene glycol.
CN201810679979.8A 2018-06-27 2018-06-27 A kind of high self-cleaning superpower water repelling anti-fouling flash color paint Pending CN109054472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810679979.8A CN109054472A (en) 2018-06-27 2018-06-27 A kind of high self-cleaning superpower water repelling anti-fouling flash color paint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810679979.8A CN109054472A (en) 2018-06-27 2018-06-27 A kind of high self-cleaning superpower water repelling anti-fouling flash color paint

Publications (1)

Publication Number Publication Date
CN109054472A true CN109054472A (en) 2018-12-21

Family

ID=64821402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810679979.8A Pending CN109054472A (en) 2018-06-27 2018-06-27 A kind of high self-cleaning superpower water repelling anti-fouling flash color paint

Country Status (1)

Country Link
CN (1) CN109054472A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02279773A (en) * 1989-04-20 1990-11-15 Kansai Paint Co Ltd Cationic electrodeposition coating with no environmental pollution
CN103131240A (en) * 2011-11-28 2013-06-05 北京国电富通科技发展有限责任公司 Self-cleaning anti-pollution flashover coatings and preparation method thereof
CN106928727A (en) * 2017-03-29 2017-07-07 河北硅谷化工有限公司 A kind of current conversion station filters the preparation method of tower special-purpose multifunctional fluorine silicon insulating cement

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02279773A (en) * 1989-04-20 1990-11-15 Kansai Paint Co Ltd Cationic electrodeposition coating with no environmental pollution
CN103131240A (en) * 2011-11-28 2013-06-05 北京国电富通科技发展有限责任公司 Self-cleaning anti-pollution flashover coatings and preparation method thereof
CN106928727A (en) * 2017-03-29 2017-07-07 河北硅谷化工有限公司 A kind of current conversion station filters the preparation method of tower special-purpose multifunctional fluorine silicon insulating cement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
边炳鑫: "《石墨加工与石墨材料》", 31 May 2014, 中国矿业大学出版社 *

Similar Documents

Publication Publication Date Title
He et al. Facile fabrication of hierarchical textures for substrate-independent and durable superhydrophobic surfaces
Peng et al. Preparation and anti-icing of superhydrophobic PVDF coating on a wind turbine blade
CN106543895B (en) Anti-pollution flashover coating and preparation method thereof
CN106769819A (en) A kind of filthy aging testing method of silicon rubber insulator
CN105820644A (en) Superhydrophobic coating, anti-pollution-flashover superhydrophobic insulator and preparation technique thereof
CN110426324B (en) Method for measuring surface hydrophobic migration of polyolefin insulator
CN109054472A (en) A kind of high self-cleaning superpower water repelling anti-fouling flash color paint
CN112063298B (en) Multifunctional antifouling agent and preparation method thereof
CN105602301A (en) Inorganic hydrophobic antifouling glaze used for porcelain insulator as well as preparation method and application thereof
Bi et al. Impact of hydrophobicity on wetting characteristics of composite insulators
CN104637636B (en) A kind of umbrella, the coating process of bell jar shape insulator RTV antifouling flush paint
CN116445043A (en) Self-cleaning acid-resistant nano protective coating for photovoltaic glass and preparation method thereof
CN106811049A (en) Decorations are protected with easily peelable fibre reinforced materials and preparation method thereof temporarily
CN107283962B (en) A kind of carbon steel anticorrosion process
Zhao et al. Study of self-cleaning and anticorrosion superhydrophobic coating on cement mortar using milled coral waste powder
CN108520810A (en) A kind of glass insulator and its processing method of the function that falls off with anti-self-destruction
CN101537703A (en) Method for preparing polymer superhydrophobic surface by CaCO3 template method
Xia et al. Hydrophobicity and insulated resistance of composite insulators with biological contamination
CN208444681U (en) It is a kind of to fall off the glass insulator of function with anti-self-destruction
CN111871739B (en) Super-hydrophobic anti-pollution flashover coating for RTV/SR material surface and preparation method thereof
Zhang et al. Effect of sol-gel film on the corrosion resistance of low carbon steel plate
CN105948496A (en) Inorganic dustproof glaze for porcelain insulator in northwest region, preparation method thereof and application thereof
CN113848157B (en) Method for measuring hydrophobic migration of silicone rubber umbrella skirt
CN108493385A (en) A kind of coating process for lithium ion battery separator
CN109651639A (en) A method of super hydrophobic surface is prepared in silastic surface

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20181221

RJ01 Rejection of invention patent application after publication