CN102702876A - Nanometer composite fluoro-carbon heavy anticorrosive coating for electric power rod tower and preparation method of coating - Google Patents
Nanometer composite fluoro-carbon heavy anticorrosive coating for electric power rod tower and preparation method of coating Download PDFInfo
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- 238000000576 coating method Methods 0.000 title claims abstract description 58
- 239000011248 coating agent Substances 0.000 title claims abstract description 57
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- 239000000843 powder Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 12
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 11
- 239000000057 synthetic resin Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 3
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 claims description 32
- 239000003112 inhibitor Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 7
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 6
- 239000000049 pigment Substances 0.000 claims description 6
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 5
- PUPWOEYRHXLSLD-UHFFFAOYSA-M C(CCCCCCCCCCC)(=O)[O-].[N+](=O)([O-])[Zn+] Chemical group C(CCCCCCCCCCC)(=O)[O-].[N+](=O)([O-])[Zn+] PUPWOEYRHXLSLD-UHFFFAOYSA-M 0.000 claims description 4
- PEXMJQMVPFIIRO-UHFFFAOYSA-M C(CCCCCCCCCCCCCCC)(=O)[O-].[N+](=O)([O-])[Zn+] Chemical compound C(CCCCCCCCCCCCCCC)(=O)[O-].[N+](=O)([O-])[Zn+] PEXMJQMVPFIIRO-UHFFFAOYSA-M 0.000 claims description 4
- XZRRGPURFQNXHM-UHFFFAOYSA-N [Zn].[N+](=O)([O-])C(C(=O)O)=CC1=CC=CC=C1 Chemical compound [Zn].[N+](=O)([O-])C(C(=O)O)=CC1=CC=CC=C1 XZRRGPURFQNXHM-UHFFFAOYSA-N 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000001680 brushing effect Effects 0.000 claims description 2
- 238000003618 dip coating Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 claims description 2
- 150000002513 isocyanates Chemical class 0.000 claims description 2
- 150000002828 nitro derivatives Chemical group 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- JGOZYNRIQPAMEO-UHFFFAOYSA-L CCCCCCCCCCCC([O-])=O.[O-]N=O.[Ca+2] Chemical compound CCCCCCCCCCCC([O-])=O.[O-]N=O.[Ca+2] JGOZYNRIQPAMEO-UHFFFAOYSA-L 0.000 claims 2
- IKLQLGSFBPWDRA-UHFFFAOYSA-L CCCCCCCCCCCCCCCCCC([O-])=O.[O-]N=O.[Ca+2] Chemical compound CCCCCCCCCCCCCCCCCC([O-])=O.[O-]N=O.[Ca+2] IKLQLGSFBPWDRA-UHFFFAOYSA-L 0.000 claims 2
- WKRJZDAJNCCWOB-UHFFFAOYSA-N [Ca].[N+](=O)([O-])C(C(=O)O)CCCCCCCCCCCCCC Chemical compound [Ca].[N+](=O)([O-])C(C(=O)O)CCCCCCCCCCCCCC WKRJZDAJNCCWOB-UHFFFAOYSA-N 0.000 claims 2
- HPMAORKFKQTPNP-UHFFFAOYSA-N [Ca].[N+](=O)([O-])C(C(=O)O)=CC1=CC=CC=C1 Chemical compound [Ca].[N+](=O)([O-])C(C(=O)O)=CC1=CC=CC=C1 HPMAORKFKQTPNP-UHFFFAOYSA-N 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 9
- 239000006185 dispersion Substances 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 239000002114 nanocomposite Substances 0.000 abstract 4
- 239000000654 additive Substances 0.000 abstract 1
- 238000005530 etching Methods 0.000 abstract 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 5
- 239000002270 dispersing agent Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 239000001038 titanium pigment Substances 0.000 description 5
- 238000009736 wetting Methods 0.000 description 5
- 229910000737 Duralumin Inorganic materials 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- QKOWXXDOHMJOMQ-UHFFFAOYSA-N 1,3,5-tris(6-isocyanatohexyl)biuret Chemical compound O=C=NCCCCCCNC(=O)N(CCCCCCN=C=O)C(=O)NCCCCCCN=C=O QKOWXXDOHMJOMQ-UHFFFAOYSA-N 0.000 description 1
- OVSKIKFHRZPJSS-UHFFFAOYSA-N 2,4-D Chemical compound OC(=O)COC1=CC=C(Cl)C=C1Cl OVSKIKFHRZPJSS-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
本发明涉及电力杆塔用纳米复合氟碳重防腐涂料及其制备方法，涂料由双组分构成，组分一由0.2－30纳米金属粉、10－85合成树脂、0－40着色颜料、有机缓蚀剂0.01-5等组成；其制备是首先将合成树脂、溶剂、纳米金属粉、助剂加入分散缸中进行高速分散，然后研磨，经过滤后制成纳米复合氟碳重防腐涂料的组分一，将固化剂与溶剂分散混合制成纳米复合氟碳重防腐涂料的组分二，组分一和组分二按比例均匀混合得到涂料；本发明提出采用纳米金属粉和有机缓蚀剂的方法制备纳米复合氟碳重防腐涂料，提高了涂层的耐候性和耐蚀性。The invention relates to a nano-composite fluorocarbon heavy-duty anti-corrosion coating for power poles and towers and a preparation method thereof. The coating is composed of two components. Etching agent 0.01-5, etc.; its preparation is first to add synthetic resin, solvent, nano-metal powder, and additives into the dispersion tank for high-speed dispersion, then grind, and filter to make components of nano-composite fluorocarbon heavy-duty anti-corrosion coatings 1. Disperse and mix curing agent and solvent to make component 2 of nano-composite fluorocarbon heavy-duty anti-corrosion coating. Component 1 and component 2 are evenly mixed in proportion to obtain the coating; Methods The nano-composite fluorocarbon heavy-duty anti-corrosion coating was prepared, which improved the weather resistance and corrosion resistance of the coating.
Description
Technical field
The present invention relates to a kind of protective system, especially relate to a kind of electric tower with nano combined fluorine carbon heavy-duty coating with weathering resistance.The invention still further relates to the preparation method of described coating.
Background technology
The safety of electrical network facilities corrosionproof protection performance is one of important factor that influences the operation of transmission and transform circuit line long-term safety.Corrosion failure is subtle in a short time, often ignored by people, but its caused accident is extremely surprising.It can destroy the equipment in the electrical network very soon, and is accidents caused, and what have causes primary equipment to damage and catch fire, and what have causes power station, substation all out of service, have in addition develop into serious systematic failures.Along with the continuous expansion of station capacity, the requirement of electric power netting safe running is more and more stricter, and is also just high more to corrosion-resistant and stable requirement.Alkydpaints, acrylate paint, the polyurethane coating weathering resistance of used in the past is electrical network facilities corrosionproof protection are good inadequately, can not adapt to new electric tower protection against corrosion requirement.
Summary of the invention
First technical problem to be solved by this invention just provides a kind of electric tower with excellent weather resistance with nano combined fluorine carbon heavy-duty coating.
Following technical scheme is adopted in the solution of above-mentioned technical problem, the present invention:
A kind of electric tower is characterized in that being made up of component one and component two with nano combined fluorine carbon heavy-duty coating:
By component one weight part, component one comprises following component and content range:
Synthetic resins 10-85
Nano metal powder 0.2-30
Tinting pigment 0-40
Organic inhibitor 0.01-5
Filler 0-35
Auxiliary agent 0.5-5
Solvent 5-35
By component two weight parts, component two comprises following component and content range:
Solidifying agent 50-100
Solvent 0-50
Component one is (100:1)～(100:80) with the proportioning of component two.
The synthetic resins preferable range of described nano combined fluorine carbon heavy-duty coating is 35～75, and the Nano metal powder preferable range is 0.5～20, and the organic inhibitor preferable range is 0.5～3.
The synthetic resins of described nano combined fluorine carbon heavy-duty coating is fluorocarbon resin, and solidifying agent is the isocyanates solidifying agent.
The organic inhibitor of said nano combined fluorine carbon heavy-duty coating is a nitro-compound.Organic inhibitor is a nitro zinc laurate (calcium), to nitro zinc laurate (calcium), a nitro zinc palmitate (calcium), to nitro zinc palmitate (calcium), a nitro Zinic stearas (calcium), to nitro Zinic stearas (calcium).
Said Nano metal powder is one of nanometer aluminium powder, nano zinc powder, nanometer zirconium powder, nanometer manganese powder, nanometer vanadium powder or their mixture, the mean particle size≤100nm of Nano metal powder.
Said solvent is the common solvent of coating.
Said tinting pigment is the coating common pigments, like white titanium pigment, zinc oxide, lithopone etc.
Said filler is the coating customary fillers, like GL ground limestone, precipitated calcium carbonate, talcum powder, quartz etc.
Said auxiliary agent is that coating prepares the auxiliary agent that often uses in the process, comprises anti-settling agent, wetting dispersing agent or flow agent etc.;
In the nano combined fluorine carbon of the present invention heavy-duty coating; Employed synthetic resins; Can be selected from the fluorocarbon resin of Japan AGC Zhu Shi commercial firm commodity Lumiflon by name; Like Lumiflon LF-100, Lumiflon LF-200, Lumiflon LF-400 etc., the Ford of the new chemical industry of Xi'an Le Jia ltd
Fluorocarbon resin, the 4F fluorocarbon resin of Daikin company is like GK570 etc., the FEVE type fluorocarbon resin of Mingzhan fluorin coating stock Co., Ltd., Dalian city; Can be selected from the Desmodur of Bayer (Bayer) company as the curing agent component of nano-fluorine carbon aeroplane dope
N75, Desmodur
N100, Desmodur
N3390, Desmodur
N3300, Desmodur
VPLS 2010/1, Desmodur
VPLS 2103, Desmodur
Z4470; Tolonate HDB-75MX, the Tolonate HDT-90 of France inferior (Rhodia) company in sieve ground; CORONATE 2604, CORONATE HX-T, CORONATE 2384, the CORONATE HK of Japan fluorocarbon resin Co., Ltd..The proportioning of curing agent component and modified synthetic resin component is NCO:OH=0.8-1.5:1 (mol ratio).
The present invention provides the preparation method of above-mentioned nano combined fluorine carbon heavy-duty coating, comprises the steps operation:
1) in container, adds synthetic resins, solvent, Nano metal powder, auxiliary agent, utilize high speed dispersor to disperse 10-15 minute, add tinting pigment, organic inhibitor and filler again, disperseed 20-30 minute through 500-1000rpm at 400-500rpm;
2) carry out sand milling to above-mentioned material, the sand milling time is 1-5 hour, and behind test fineness≤40 μ m, discharging is filtered, and packing is prepared into component one;
3) join solidifying agent in the stirring tank, add solvent cut as required, utilize high speed dispersor to disperse 10-15 minute at 400-500rpm, filter the back discharging, packing is prepared into component two;
4) component two is added in the components one, after stirring, spraying, brushing or dip-coating be at substrate surface, normal temperature or be heating and curing and form nano combined fluorine carbon anticorrosion coat.
Advantage of the present invention is following:
1, the nano combined fluorine carbon of the present invention heavy-duty coating mainly is made up of Nano metal powder etc., and material therefor does not contain chromic salt, helps environmental protection;
2, the nano combined fluorine carbon of the present invention heavy-duty coating makes weathering resistance, permeability resistance, the erosion resistance of coating significantly improve owing to adopt the technical scheme of nano material and the compound use of organic inhibitor.Organic inhibitor has increased the solidity to corrosion of coating on the one hand, can slow down or prevent the oxidation of Nano metal powder on the other hand.
Embodiment
Only if outside specializing among the present invention, related ratio all is weight percentage.
Preparation method of sample: some 150mm * 75mm * 2mm LY12 aluminium alloy plate surface is after oil removal treatment; Spraying twice coating (build is 40 ± 5 μ m); Coating adopts nano combined fluorine carbon heavy-duty coating, correlated fluorocarbon coating respectively; Behind the Air drying 7 days, carry out the coating performance test.
Performance evaluation: nano combined fluorine carbon anticorrosion coat, contrast fluororine-carbon coating are pressed GB/T 1865-1997 3500 hours artificial weathering of continuous illumination experiment on the Ci3000 ageing device of U.S. Atlas Electric Devices company, and weathering resistance is carried out the Comprehensive Assessment grade according to GB1766-1995 and estimated.
The neutral salt spray test of coating sample adopts Japan must congratulate the ST-ISO-3 salt-fog test machine of trier Co., Ltd..The NaCl strength of solution is 3.5wt%, and test temperature is 40 ± 2 ℃, sprays continuously 1500 hours, and neutral salt spray test operative norm GB1771-79 is according to GB1740-79 evaluation coating salt fog resistance grade.
Embodiment 1
The preparation method of component one: (solid content is 50wt% in disperseing cylinder, to add 40kg JF-2x fluorocarbon resin; Hydroxyl value 25mgKOH/g); Add YLENE 18kg, add nanometer vanadium powder 15kg then, add BYK-163 wetting dispersing agent 0.9kg, BYK-306 flow agent 0.1kg, BENTONE 38 organobentonite anti-settling agents (U.S. RHEOX company) 0.5kg, white titanium pigment 10kg again, nitrocinnamic acid zinc 3kg, talcum powder 12.5kg; Above-mentioned base-material disperseed 10 minutes with high speed dispersor 500rpm; After being ground to fineness 30 μ m with horizontal sand mill then, filter, pack, be prepared into the component one of nano combined fluorine carbon heavy-duty coating.
The preparation method of component two: solidifying agent 80kg Desmudur
N75 (solid content is 75wt%, and NCO content is 16.5wt%) add to disperse to add the 20kg N-BUTYL ACETATE again in the cylinder, with 15 minutes after-filtration of high speed dispersor 500rpm dispersion, pack.Two components are by component one: component two=100:5 (weight ratio) proportioning is processed nano combined fluorine carbon heavy-duty coating after stirring.This nano combined fluorine carbon heavy-duty coating of spraying on the LY12 of 75mm * 150mm * 2mm duraluminum, normal temperature dry 7 days down, build is 40 ± 5 μ m.
Embodiment 2
The preparation method of component one: (solid content is 50wt% to 40kg JF-2x fluorocarbon resin; Hydroxyl value 25mgKOH/g); Add YLENE 18kg, add nanometer vanadium powder 10kg then, add BYK-163 wetting dispersing agent 0.9kg, BYK-306 flow agent 0.1kg, BENTONE 38 organobentonite anti-settling agents (U.S. RHEOX company) 0.5kg, white titanium pigment 10kg again, nitrocinnamic acid zinc 1kg, talcum powder 14.5kg; Above-mentioned base-material disperseed 10 minutes with high speed dispersor 500rpm; After being ground to fineness 30 μ m with horizontal sand mill then, filter, pack, be prepared into the component one of nano combined fluorine carbon heavy-duty coating.
The preparation method of component two: solidifying agent 80kg Desmudur
N75 (solid content is 75wt%, and NCO content is 16.5wt%) add to disperse to add the 20kg N-BUTYL ACETATE again in the cylinder, with 15 minutes after-filtration of high speed dispersor 500rpm dispersion, pack.Two components are by component one: component two=100:5 (weight ratio) proportioning is processed nano combined fluorine carbon heavy-duty coating after stirring.This nano combined fluorine carbon heavy-duty coating of spraying on the LY12 of 75mm * 150mm * 2mm duraluminum, normal temperature dry 7 days down, build is 40 ± 5 μ m.
Embodiment 3
The preparation method of component one: (solid content is 50wt% to 40kg JF-2x fluorocarbon resin; Hydroxyl value 25mgKOH/g); Add YLENE 18kg, add nanometer vanadium powder 2kg then, add BYK-163 wetting dispersing agent 0.9kg, BYK-306 flow agent 0.1kg, BENTONE 38 organobentonite anti-settling agents (U.S. RHEOX company) 0.5kg, white titanium pigment 10kg again, nitrocinnamic acid zinc 0.5kg, talcum powder 29kg; Above-mentioned base-material disperseed 10 minutes with high speed dispersor 500rpm; After being ground to fineness 30 μ m with horizontal sand mill then, filter, pack, be prepared into the component one of nano combined fluorine carbon heavy-duty coating.
The preparation method of component two: solidifying agent 80kg Desmudur
N75 (solid content is 75wt%, and NCO content is 16.5wt%) add to disperse to add the 20kg N-BUTYL ACETATE again in the cylinder, with 15 minutes after-filtration of high speed dispersor 500rpm dispersion, pack.Two components are by component one: component two=100:5 (weight ratio) proportioning is processed nano combined fluorine carbon heavy-duty coating after stirring.This nano combined fluorine carbon heavy-duty coating of spraying on the LY12 of 75mm * 150mm * 2mm duraluminum, normal temperature dry 7 days down, build is 40 ± 5 μ m.
Comparative example 1
The preparation method of component one: (solid content is 50wt% in disperseing cylinder, to add 40kg JF-2x fluorocarbon resin; Hydroxyl value 25mgKOH/g); Add YLENE 18kg; Add BYK-163 wetting dispersing agent 0.9kg, BYK-306 flow agent 0.1kg, BENTONE 38 organobentonite anti-settling agents (U.S. RHEOX company) 0.5kg, white titanium pigment 10kg, talcum powder 30.5kg again, above-mentioned base-material disperseed 10 minutes with high speed dispersor 500rpm, be ground to fineness 30 μ m with horizontal sand mill then after; Filter, pack, be prepared into the component one of fluorocarbon coating.
The preparation method of component two: solidifying agent 80kg Desmudur
N75 (solid content is 75wt%, and NCO content is 16.5wt%) add to disperse to add the 20kg N-BUTYL ACETATE again in the cylinder, with 15 minutes after-filtration of high speed dispersor 500rpm dispersion, pack.Two components are by component one: component two=100:5 (weight ratio) proportioning is processed fluorocarbon coating after stirring.This fluorocarbon coating of spraying on the LY12 of 75mm * 150mm * 2mm duraluminum, normal temperature dry 7 days down, build is 40 ± 5 μ m.
The result of weathering resistance and neutral salt spray test sees table 1.Can find out the weathering resistance of the coating sample of the nano combined fluorine carbon of embodiment 1～3 usefulness heavy-duty coating preparation and the fluororine-carbon coating sample that does not have Nano metal powder, organic inhibitor that salt spray resistance obviously is superior to comparative example 1 by table 1.
Table 1
| ? | Weathering resistance (level) | Salt fog resistance (level) |
| Embodiment 1 | 0 | 1 |
| Embodiment 2 | 1 | 0 |
| Embodiment 3 | 1 | 1 |
| Comparative example 1 | 3 | 2 |
Claims (7)
1. an electric tower is characterized in that being made up of following two components with nano combined fluorine carbon heavy-duty coating:
By component one weight part, component one comprises following component and content range:
Synthetic resins 10-85
Nano metal powder 0.2-30
Tinting pigment 0-40
Organic inhibitor 0.01-5
Filler 0-35
Auxiliary agent 0.5-5
Solvent 5-35
By component two weight parts, component two comprises following component and content range:
Solidifying agent 50-100
Solvent 0-50
Component one is 100:1～80 with the proportioning of component two.
2. nano combined fluorine carbon heavy-duty coating according to claim 1, it is characterized in that: described synthetic resins preferable range is 35～75, and the Nano metal powder preferable range is 0.5～20, and the organic inhibitor preferable range is 0.5～3.
3. nano combined fluorine carbon heavy-duty coating according to claim 1, it is characterized in that: described synthetic resins is fluorocarbon resin, solidifying agent is the isocyanates solidifying agent.
4. nano combined fluorine carbon heavy-duty coating according to claim 1, it is characterized in that: described organic inhibitor is a nitro-compound.
5. nano combined fluorine carbon heavy-duty coating according to claim 5 is characterized in that: described organic inhibitor is a nitro zinc laurate, a nitro calcium laurate, to the nitro zinc laurate, to nitro calcium laurate, a nitro zinc palmitate, a nitro Palmiticacid calcium, to the nitro zinc palmitate, to nitro Palmiticacid calcium, a nitro Zinic stearas, a nitro calcium stearate, to the nitro Zinic stearas, to the nitro calcium stearate, to nitrocinnamic acid zinc or to nitrocinnamic acid calcium.
6. nano combined fluorine carbon heavy-duty coating according to claim 1; It is characterized in that: said Nano metal powder is one of nanometer aluminium powder, nano zinc powder, nanometer zirconium powder, nanometer manganese powder, nanometer vanadium powder or their mixture, the mean particle size≤100nm of Nano metal powder.
7. the preparation method of a nano combined fluorine carbon heavy-duty coating as claimed in claim 1 comprises the steps:
1) in container, adds synthetic resins, solvent, Nano metal powder, auxiliary agent, utilize high speed dispersor to disperse 5-10 minute, add tinting pigment, organic inhibitor and filler again, disperseed 20-30 minute through 500-1000rpm at 400-500rpm;
2) carry out sand milling to above-mentioned material, the sand milling time is 1-4 hour, and behind test fineness≤40 μ m, discharging is filtered, and packing is prepared into component one;
3) join solidifying agent in the stirring tank, add solvent cut as required, utilize high speed dispersor to disperse 5-10 minute at 400-500rpm, filter the back discharging, packing is prepared into component two;
4) component two is added in the components one, after stirring, spraying, brushing or dip-coating be at substrate surface, normal temperature or be heating and curing and form nano combined fluorine carbon anticorrosion coat.
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| CN2012100742869A CN102702876A (en) | 2012-03-20 | 2012-03-20 | Nanometer composite fluoro-carbon heavy anticorrosive coating for electric power rod tower and preparation method of coating |
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| CN2012100742869A CN102702876A (en) | 2012-03-20 | 2012-03-20 | Nanometer composite fluoro-carbon heavy anticorrosive coating for electric power rod tower and preparation method of coating |
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