CN1450134A - Nano hole sealing polyurethane coating and preparation process thereof - Google Patents
Nano hole sealing polyurethane coating and preparation process thereof Download PDFInfo
- Publication number
- CN1450134A CN1450134A CN 02109430 CN02109430A CN1450134A CN 1450134 A CN1450134 A CN 1450134A CN 02109430 CN02109430 CN 02109430 CN 02109430 A CN02109430 A CN 02109430A CN 1450134 A CN1450134 A CN 1450134A
- Authority
- CN
- China
- Prior art keywords
- hole sealing
- coating
- synthetic resin
- polyurethane coating
- nano hole
- Prior art date
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- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 78
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000011527 polyurethane coating Substances 0.000 title claims description 44
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 41
- 239000000057 synthetic resin Substances 0.000 claims abstract description 41
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 239000002904 solvent Substances 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000000049 pigment Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims description 67
- 239000011248 coating agent Substances 0.000 claims description 65
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 33
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 14
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 claims description 14
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 12
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 8
- 241000549556 Nanos Species 0.000 claims description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 8
- 239000004925 Acrylic resin Substances 0.000 claims description 7
- 229920000178 Acrylic resin Polymers 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 235000010215 titanium dioxide Nutrition 0.000 claims description 7
- GXDHCNNESPLIKD-UHFFFAOYSA-N 2-methylhexane Natural products CCCCC(C)C GXDHCNNESPLIKD-UHFFFAOYSA-N 0.000 claims description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 6
- 229910052793 cadmium Inorganic materials 0.000 claims description 6
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims 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 claims description 6
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 claims description 6
- -1 octane-iso Substances 0.000 claims description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 5
- 229910052725 zinc Inorganic materials 0.000 claims description 5
- 239000011701 zinc Substances 0.000 claims description 5
- NDKWCCLKSWNDBG-UHFFFAOYSA-N zinc;dioxido(dioxo)chromium Chemical compound [Zn+2].[O-][Cr]([O-])(=O)=O NDKWCCLKSWNDBG-UHFFFAOYSA-N 0.000 claims description 5
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 claims description 4
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 4
- ZCZSIDMEHXZRLG-UHFFFAOYSA-N Heptyl acetate Chemical compound CCCCCCCOC(C)=O ZCZSIDMEHXZRLG-UHFFFAOYSA-N 0.000 claims description 4
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 claims description 4
- SWXVUIWOUIDPGS-UHFFFAOYSA-N diacetone alcohol Chemical compound CC(=O)CC(C)(C)O SWXVUIWOUIDPGS-UHFFFAOYSA-N 0.000 claims description 4
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 claims description 4
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 claims description 4
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 4
- FIABMSNMLZUWQH-UHFFFAOYSA-N propyl 2-methoxyacetate Chemical compound CCCOC(=O)COC FIABMSNMLZUWQH-UHFFFAOYSA-N 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- IRERQBUNZFJFGC-UHFFFAOYSA-L azure blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[S-]S[S-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] IRERQBUNZFJFGC-UHFFFAOYSA-L 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- GJRQTCIYDGXPES-UHFFFAOYSA-N iso-butyl acetate Natural products CC(C)COC(C)=O GJRQTCIYDGXPES-UHFFFAOYSA-N 0.000 claims description 3
- FGKJLKRYENPLQH-UHFFFAOYSA-M isocaproate Chemical compound CC(C)CCC([O-])=O FGKJLKRYENPLQH-UHFFFAOYSA-M 0.000 claims description 3
- OQAGVSWESNCJJT-UHFFFAOYSA-N isovaleric acid methyl ester Natural products COC(=O)CC(C)C OQAGVSWESNCJJT-UHFFFAOYSA-N 0.000 claims description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 239000011133 lead Substances 0.000 claims description 3
- MOUPNEIJQCETIW-UHFFFAOYSA-N lead chromate Chemical compound [Pb+2].[O-][Cr]([O-])(=O)=O MOUPNEIJQCETIW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 3
- 229920001225 polyester resin Polymers 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 150000003505 terpenes Chemical class 0.000 claims description 3
- 235000007586 terpenes Nutrition 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- FGLBSLMDCBOPQK-UHFFFAOYSA-N 2-nitropropane Chemical compound CC(C)[N+]([O-])=O FGLBSLMDCBOPQK-UHFFFAOYSA-N 0.000 claims description 2
- MRABAEUHTLLEML-UHFFFAOYSA-N Butyl lactate Chemical compound CCCCOC(=O)C(C)O MRABAEUHTLLEML-UHFFFAOYSA-N 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 150000001338 aliphatic hydrocarbons Chemical class 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
- 239000001273 butane Substances 0.000 claims description 2
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 claims description 2
- ZLFVRXUOSPRRKQ-UHFFFAOYSA-N chembl2138372 Chemical compound [O-][N+](=O)C1=CC(C)=CC=C1N=NC1=C(O)C=CC2=CC=CC=C12 ZLFVRXUOSPRRKQ-UHFFFAOYSA-N 0.000 claims description 2
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 claims description 2
- 150000002168 ethanoic acid esters Chemical class 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 claims description 2
- 150000002513 isocyanates Chemical class 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- 229940017144 n-butyl lactate Drugs 0.000 claims description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 claims description 2
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000011297 pine tar Substances 0.000 claims description 2
- 229940068124 pine tar Drugs 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- NVKTUNLPFJHLCG-UHFFFAOYSA-N strontium chromate Chemical compound [Sr+2].[O-][Cr]([O-])(=O)=O NVKTUNLPFJHLCG-UHFFFAOYSA-N 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 abstract description 7
- 239000004814 polyurethane Substances 0.000 abstract description 6
- 239000003973 paint Substances 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000000227 grinding Methods 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 description 25
- 230000007797 corrosion Effects 0.000 description 21
- 239000007787 solid Substances 0.000 description 17
- 238000012360 testing method Methods 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 12
- 238000001035 drying Methods 0.000 description 11
- 239000007921 spray Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 238000007605 air drying Methods 0.000 description 6
- 239000008199 coating composition Substances 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- 238000009736 wetting Methods 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 229960001701 chloroform Drugs 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- DQIPXGFHRRCVHY-UHFFFAOYSA-N chromium zinc Chemical compound [Cr].[Zn] DQIPXGFHRRCVHY-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000003618 dip coating Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 206010013786 Dry skin Diseases 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 241000863032 Trieres Species 0.000 description 2
- 238000007744 chromate conversion coating Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- OVSKIKFHRZPJSS-UHFFFAOYSA-N 2,4-D Chemical compound OC(=O)COC1=CC=C(Cl)C=C1Cl OVSKIKFHRZPJSS-UHFFFAOYSA-N 0.000 description 1
- 229910000547 2024-T3 aluminium alloy Inorganic materials 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011858 nanopowder Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
- Sealing Material Composition (AREA)
Abstract
The present invention relates to a polyurethane paint with hole-sealing function, it is formed from two components of modified synthetic resin and solidifying agent which are matched each with other and used together. The described synthetic resin is formed from 0.1-20% of nano slurry, 30-70% of synthetic resin, 0-30% of pigment and the resit is solvent. Its preparation method includes the following steps: firstly, adding the nano slurry into synthetic resin solution, then adding the solvent, mixing then with pigment, dispersing and grinding, filtering to obtain modified synthetic resin, then matching it with solidifying agent to form the invented nano hole-sealing polyurethane paint.
Description
Technical field
The present invention relates to nanotechnology and corrosion protection technology, be specially a kind of polyurethane coating and preparation method thereof with sealing of hole function.
Background technology
Zinc-chromium coating (Dacroment coating), anodic metal oxide film, chemical plating, electrolytic coating, phosphatize phosphate coat and passive film have played the certain protection effect to metal.As, U.S. Pat P3687738 has reported a kind of zinc-chromium coating and has had solidity to corrosion preferably.Chromate conversion coating can stop the spot corrosion [G.O.Llevbare of 2024-T3 aluminium alloy, J.R.Scully, et al.Inhibition of pitting corrosion on aluminum alloy 2024-T3:effect of soluble chromate additions vs chromate conversion coating.Corrosion, 2000,56 (3): 227-242].But their solidity to corrosion is often very poor in acidic medium or alkaline medium.This is to have hole on microcosmic because of these coatings or film.The ion of corrosive medium penetrates the hole of coating or film in solution, arrive metallic substrate surface, causes the corrosion of metal base very soon.Therefore taking the sealing of hole measure is long-term anti-corrosion being very important that guarantees these coatings or film.Hot water and dichromate handle be anodic film traditional sealing technique [F.Mansfeld.Don ' t be afraid of electrochemical techniques-but use themwith care! .Corrosion, 1988,44 (12): 856-868].Hot water and dichromate sealing of hole layer are extremely thin, and sealing of hole is incomplete.So non-constant of this sealing of hole film chemical proofing.Chinese patent CN1113927A mentions that with silicate based compound, tetraethyl silicate or fluorine be the sealing of hole of emulsion as zinc chromate aqueous anti-corrosion treating agent coating.Silicate based compound, tetraethyl silicate or fluorine are that emulsion is during as hole sealing coating, though increased the solidity to corrosion of zinc chromate aqueous anti-corrosion treating agent coating to a certain extent, but it is not ideal enough with the interlayer bonding force of zinc chromate aqueous anti-corrosion treating agent coating, easily peel off, further research is demanded in the long-term protection of metal base urgently, and this class hole sealing coating rate of drying is slow, influence production efficiency, and often need be heating and curing, when not having the heat drying condition, its curing often can not realize, so when being subjected to the field condition restriction, construction is inconvenient.
Summary of the invention
The purpose of this invention is to provide a kind of nano hole sealing polyurethane coating and preparation method thereof with the living energy of good impermeabilisation and corrosion resisting property.
Technical scheme of the present invention is: a kind of nano hole sealing polyurethane coating is made of matching used synthetic resins and solidifying agent two-pack, synthetic resins is one or more of Hydroxylated acrylic resin, hydroxy polyester resin, solidifying agent is the isocyanates solidifying agent, it is characterized in that: described synthetic resins is modified synthetic resin, by weight percentage, modified synthetic resin is by the solvent composition of 0.1-20% nanometer slurry, 30-70% synthetic resins, 0-30% pigment, surplus; The proportioning of solidifying agent and modified synthetic resin is pressed NCO: OH=0.8～1.3: 1 (mol ratio).
Described nanometer slurry refers to the Nanos type nanometer slurry of Metal Inst., Chinese Academy of Sciences's development, and nanometer slurry content in modified synthetic resin is preferably 0.5-10%.
Described solvent is one or more of aliphatic hydrocarbon, aromatic hydrocarbon, ester class, ketone, terpene, replacement hydro carbons.Wherein aliphatic solvents refer to sherwood oil, No. 200 solvent oils, raffinate oil, butane, Skellysolve A, iso-pentane, isohexane, normal hexane, normal heptane, isoheptane, octane, octane-iso; Aromatic hydrocarbon solvent refers to benzene,toluene,xylene, Three methyl Benzene, Solvesso100, Solvesso150, Solvesso200, solvent naphtha, ethylbenzene, isopropyl benzene; Ketones solvent refers to acetone, methylethylketone, mibk, pimelinketone, isophorone, diacetone alcohol, metacetone, methyl propyl ketone; Esters solvent refers to vinyl acetic monomer, n-butyl acetate, isobutyl acetate, capryl acetate, acetic acid heptyl ester, acetic acid ester in the last of the ten Heavenly stems, n-Butyl lactate, methoxyacetic acid propyl ester; Terpene type solvent refers to turps, pine tar, kautschin; Replace varsol and refer to trichloroethane, 2-nitropropane.
Solvent is No. 200 solvent oils, Skellysolve A, iso-pentane, isohexane, normal hexane, normal heptane, isoheptane, toluene, dimethylbenzene, Three methyl Benzene, Solvesso100, Solvesso150, Solvesso200, solvent naphtha, methylethylketone, mibk, pimelinketone, isophorone, vinyl acetic monomer, n-butyl acetate, isobutyl acetate, methoxyacetic acid propyl ester, trichloroethane preferably.
Described pigment is selected from one of titanium white, china clay, ground barium sulfate, GL ground limestone, precipitated calcium carbonate, talcum powder, quartz, cadmium yellow, chrome yellow, strontium yellow, zinc-chrome yellow, four basic zinc Huangs, middle chrome green, dark chrome green, chromoxide green, phthalocyanine green, cadmium red, toluidine red, red iron oxide, iron oxide red soil, iron oxide yellow, iron oxide black, graphite, phthalocyanine blue, ultramarine, Chinese blue, red lead, yellow lead, carbon black, zinc powder, aluminium powder, lithopone or composite.
In the nano hole sealing polyurethane coating of the present invention,, can be selected from the Desmophen of Bayer (Bayer) company as the synthetic resins in the modified synthetic resin component of nano hole sealing polyurethane coating
A VPLS 2180FE, Desmophen
A365/1, Desmophen
A VPLS 2009/1 FE, Desmophen
RD181/1 75X, Desmophen
A450 MPA/X, Desmophen
A575 FE, Desmophen
VPLS 2971, Desmophen
670BA, Desmophen
1652, Desmophen
A160, Desmophen
650, Desmophen
651, the FX-1560 of Deuchem Co., Ltd., FX-1660, FX-2460A, FX-2820, FX-2970A, FX-2970B, FX-3070, FX-3360, FX-4365, F-45, TN-4366, TN-4543, PE-8043; Can be selected from the Desmodur of Bayer (Bayer) company as the curing agent component of nano hole sealing polyurethane coating
N75, Desmodur
N100, Desmodur
N3390, Desmodur
N3300, Desmodur
VPLS2010/1, Desmodur
VPLS 2103, Desmodur
Z4470; Tolonate HDB-75MX, the TolonateHDT-90 of France inferior (Rhodia) company in sieve ground; The CORONATE 2604 of Japanese polyurethane Co., Ltd., CORONATE HX-T, CORONATE 2384, CORONATE HK.
The present invention also provides the preparation method of above-mentioned nano hole sealing polyurethane coating, it is characterized in that process is as follows:
1) preparation modified synthetic resin: by weight percentage, at first 0.1-20% nanometer slurry is added in the 30-70% synthetic resin solution, the solvent that adds 0-30% pigment, surplus again mixes, disperseed 10-60 minute with high speed dispersor 400-2000rpm, ground 20 minutes-24 hours, and made the modified synthetic resin component of nano hole sealing polyurethane coating after filtering;
2) preparation coating: the proportioning of solidifying agent and modified synthetic resin is pressed NCO: OH=0.8～1.3: 1 mixed in molar ratio, promptly form nano hole sealing polyurethane coating.
Nano hole sealing polyurethane coating mixing of the present invention and grinding dispersing apparatus are the common equipments in the paint manufacturing process, comprise high speed dispersor, sand mill, ball mill and ball mill.
Advantage of the present invention is as follows:
1. the present invention has proposed to adopt the method for nanometer slurry to prepare nano hole sealing polyurethane coating first, employed nanometer slurry is that the nano powder that main particle diameter by stable dispersion is generally less than 100nm is formed, this method makes nano material easier dispersion in coating, nano material and solvent have been solved well, the compatibility issue of resin Composition, it is more stable that nano hole sealing polyurethane coating is stored, and preparation technology is simpler.Homodisperse nanoparticle easily is filled in the hole or the pore of coating, improves the permeability resistance of coating, and has improved the chemical proofing and the weathering resistance of sealing bottom.
2. the present invention is because the specific surface area of nanoparticle is big, surfactivity is big, be very easy to produce chemical bonding, thereby make hole sealing coating and the coating of metallic substrate surface or the ply adhesion raising of film of making by nanoparticle with the coating or the film of organism or metallic substrate surface.Nano hole sealing coating of the present invention promptly can ambient cure, also can be heating and curing, and can arbitrarily select as required.It is very convenient to construct, and can spray, brushing, dip-coating, roller coating etc.The thickness of coating also can be adjusted according to the nano hole sealing dope viscosity.
3. nano hole sealing polyurethane coating of the present invention can be sealed the hole of zinc-chromium coating, oxide film, phosphatize phosphate coat, passive film, chemical plating, electrolytic coating etc. effectively; sticking power, weathering resistance, solidity to corrosion are good; it can be used for ferrous metal and nonferrous materials, the various chemical conversion films of machine parts, the sealing of hole of protective layer are handled, and improves the solidity to corrosion and the weathering resistance of matrix metal.
Embodiment
Unless outside specializing among the present invention, related ratio all is weight percentage.
The performance evaluation of nano hole sealing polyurethane coating: the SO that carries out the coating sample with the GS-3C gaseous corrosion trier of Japan palpus he trier Co., Ltd.
2The gaseous corrosion test.Test temperature: 40 ℃, relative humidity: 95%; Gas concentration: 1000ppm.Operative norm GB9789-88 and GB12335-90.The DW-UD-3 dipping that the alternation of wetting and drying corrosion test of coating sample adopts Japan must congratulate trier Co., Ltd. is done wet compound cycle trier, testing liquid: 0.02mol/LNaHSO
3With the 0.01mol/LNaCl mixing solutions, dipping time: 2 minutes; The moistening time: 2 minutes; Time of drying: 11 minutes; Operative norm GB12335-90; 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 50g/L, and test temperature is 35 ℃.Operative norm GB/T10125-97 and GB12335-90.
Preparation method of sample: some 150mm * 75mm * 2mm45 steel disc surface sand-blasting is handled the level to Sa2.5, Dacromet 320 type Dacroment treatment solution dip-coatings with the production of U.S. Metal Coating International company, 320 ℃ solidified 1 hour, and it is 5 ± 1 μ m that the Dacroment coat-thickness is measured in the cooling back.Then at Dacroment coating specimen surface coating nano hole sealing polyurethane coating or other sealing of hole coating, carry out making after the drying treatment coating sample of above-mentioned test.
The used nanometer slurry of preparation nano hole sealing polyurethane coating is starched for the Nanos type nanometer of Metal Inst., Chinese Academy of Sciences's development, its preparation method is as follows: take by weighing hexanaphthene 80g, trichloroethane 20g in the 300ml beaker, add 5.42g macromolecule dispersing agent Disperbyk107 (German Bi Ke chemical company), add 100nm nano titanium oxide 45.18g again, after disperseing 20 minutes with high speed dispersor 800rpm, ground 20 hours with sand mill, make the nano titanium oxide weight ratio and be 30% nano titanium dioxide paste.The weight ratio of macromolecule dispersing agent Disperbyk107 is 3.6% in this nano titanium dioxide paste.
Embodiment 1
Claim that in the beaker of 300ml (solid content is 60% to 50g Hydroxylated acrylic resin FX-2820, the hydroxy radical content of solid resin is 2.8%), add above-mentioned Nanos type nanometer slurry 8g, add dimethylbenzene 12g, n-butyl acetate 12g, isophorone 5g, trichloromethane 3g then, add titanium dioxide 3g, GL ground limestone 2g, red iron oxide 1g, cadmium red 1g, talcum powder 3g again.Above-mentioned base-material disperseed 10 minutes with high speed dispersor 1000rpm, grind with sand mill then and disperseed 1 hour, with the modified synthetic resin component that is prepared into nano hole sealing polyurethane coating after the filtration of 200 order copper mesh, wherein the nanometer slurry accounts for 8% of modified synthetic resin component total amount; Curing agent component is Desmudur
N75 (solid content is 75%, and NCO content is 16.4%).Two components are by NCO: OH=0.8: 1 (mol ratio) proportioning is made nano hole sealing polyurethane coating after stirring.In that No. 45 these nano hole sealing polyurethane coatings of steel surface spraying of Dacroment coating are arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Embodiment 2
Claim that in the beaker of 300ml (solid content is 60% to 50g Hydroxylated acrylic resin FX-2820, the hydroxy radical content of solid resin is 2.8%), add above-mentioned Nanos type nanometer slurry 0.2g, add dimethylbenzene 19.8g, n-butyl acetate 12g, isophorone 5g, trichloromethane 3g then, add titanium dioxide 3g, GL ground limestone 2g, red iron oxide 1g, cadmium red 1g, talcum powder 3g again.Above-mentioned base-material disperseed 10 minutes with high speed dispersor 1000rpm, grind with sand mill then and disperseed 1 hour, with the modified synthetic resin component that is prepared into nano hole sealing polyurethane coating after the filtration of 200 order copper mesh, wherein the nanometer slurry accounts for 0.2% of modified synthetic resin component total amount; Curing agent component is Desmudur
N75 (solid content is 75%, and NCO content is 16.4%).Two components are by NCO: OH=0.8: 1 (mol ratio) proportioning is made nano hole sealing polyurethane coating after stirring.In that No. 45 these nano hole sealing polyurethane coatings of steel surface spraying of Dacroment coating are arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Embodiment 3
Claim that in the beaker of 300ml (solid content is 60% to 50g Hydroxylated acrylic resin FX-2820, the hydroxy radical content of solid resin is 2.8%), add above-mentioned Nanos type nanometer slurry 18g, add dimethylbenzene 2g, n-butyl acetate 12g, isophorone 5g, trichloromethane 3g then, add titanium dioxide 3g, GL ground limestone 2g, red iron oxide 1g, cadmium red 1g, talcum powder 3g again.Above-mentioned base-material disperseed 10 minutes with high speed dispersor 1000rpm, grind with sand mill then and disperseed 1 hour, with the modified synthetic resin component that is prepared into nano hole sealing polyurethane coating after the filtration of 200 order copper mesh, wherein the nanometer slurry accounts for 18% of modified synthetic resin component total amount; Curing agent component is Desmudur
N75 (solid content is 75%, and NCO content is 16.4%).Two components are by NCO: OH=0.8: 1 (mol ratio) proportioning is made nano hole sealing polyurethane coating after stirring.In that No. 45 these nano hole sealing polyurethane coatings of steel surface spraying of Dacroment coating are arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Embodiment 4
Claim that in the beaker of 300ml (solid content is 60% to 50g hydroxy polyester resin TN-4366, the hydroxy radical content of solid resin is 2%), add above-mentioned Nanos type nanometer slurry 2g, add toluene 10g, Solvesso2003g, methoxyacetic acid propyl ester 4g, turps 1g then, add china clay 10g, ground barium sulfate 2g, precipitated calcium carbonate 10g, quartzy 2g, chrome yellow 6g again.Above-mentioned base-material grinds with ball mill and disperseed 50 minutes, is prepared into the modified synthetic resin component of nano hole sealing polyurethane coating after filtering with 200 order copper mesh, and wherein the nanometer slurry accounts for 2% of modified synthetic resin component total amount; Curing agent component is Tolonate HDT-90 (solid content is 90%, and NCO content is 19.8%).Two components are pressed NCO: OH=1.3: 1 (mol ratio) proportioning, two components are made nano hole sealing polyurethane coating after stirring.Brush this nano hole sealing polyurethane coating on No. 45 steel surfaces that the Dacroment coating is arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Embodiment 5
In the beaker of 300ml, claim 50g Hydroxylated acrylic resin Desmophen
(solid content is 65% to A365/1, hydroxy radical content is 2.9%), add above-mentioned Nanos type nanometer slurry 5g, add methylethylketone 12g, No. 200 solvent oil 3g, Three methyl Benzene 6g, capryl acetate 1g then, add titanium dioxide 10g, lithopone 2g, precipitated calcium carbonate 10g, ultramarine 0.5g, carbon black 0.5g again.Above-mentioned base-material grinds with ball mill and disperseed 40 minutes, is prepared into the modified synthetic resin component of nano hole sealing polyurethane coating after filtering with 200 order copper mesh, and wherein the nanometer slurry accounts for 5% of modified synthetic resin component total amount; Curing agent component is Desmodur
N3390 (solid content is 90%, and NCO content is 19.6%).Two components are pressed NCO: OH=0.9: 1 (mol ratio) proportioning, two components are made nano hole sealing polyurethane coating after stirring.In that No. 45 these nano hole sealing polyurethane coatings of steel surface dip-coating of Dacroment coating are arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Comparative example 1
Claim that in the beaker of 300ml (solid content is 60% to 50g Hydroxylated acrylic resin FX-2820, the hydroxy radical content of solid resin is 2.8%), add dimethylbenzene 20g, n-butyl acetate 12g, isophorone 5g, trichloromethane 3g, add titanium dioxide 3g, GL ground limestone 2g, red iron oxide 1g, cadmium red 1g, talcum powder 3g again.Above-mentioned base-material disperseed 10 minutes with high speed dispersor 1000rpm, ground with sand mill then and disperseed 1 hour, was prepared into the synthetic resins component of conventional polyurethanes coating after filtering with 200 order copper mesh; Curing agent component is Desmudur
N75 (solid content is 75%, and NCO content is 16.4%).Two components are by NCO: OH=0.8: 1 (mol ratio) proportioning is made conventional polyurethanes coating after stirring.In that No. 45 these conventional polyurethanes coating of steel surface spraying of Dacroment coating are arranged, behind the sample Air drying of coating composition, make the hole sealing coating sample of 20 ± 2 μ m builds.
Comparative example 2
The teflon resin dispersion liquid of producing with Fuxin fluorine chemistry limited liability company is as sealing of hole coating.Spray this dispersion liquid at Dacroment coating specimen surface, 120 ℃ of dryings 2 hours are made the hole sealing coating sample of 20 ± 2 μ m builds.
Comparative example 3
The water-soluble zinc-rich coating of producing with Tianjin lighthouse paint joint stock company limited of E53851 is as sealing of hole coating, and this coating mainly consists of alkalimetal silicate, zinc powder.Spray this water-soluble zinc-rich coating at Dacroment coating specimen surface, 120 ℃ of dryings 2 hours are made the hole sealing coating sample of 20 ± 2 μ m builds.
Comparative example 4
Be not coated with the Dacroment coating sample of any sealing of hole coating.
Neutral salt spray test, alternation of wetting and drying corrosion test and SO
2What gaseous corrosion was tested the results are shown in Table 1.As can be seen from Table 1, the salt spray resistance of the hole sealing coating sample of the nano hole sealing polyurethane coating of embodiment 1～5, anti-alternation of wetting and drying corrosive nature, anti-SO
2The gaseous corrosion performance obviously is better than the hole sealing coating sample of water-soluble zinc-rich coating of hole sealing coating sample, comparative example 3 of teflon resin dispersion liquid of hole sealing coating sample, comparative example 2 of the conventional polyurethanes coating that does not have nanometer slurry of comparative example 1 and no any hole sealing coating sample of comparative example 4.Table 1
| Neutral salt spray test | The alternation of wetting and drying corrosion test | SO 2The gaseous corrosion test | |
| Embodiment 1 | 1000 hours no rust spots | 500 hours no rust spots | 500 hours no rust spots |
| Embodiment 2 | 730 hours no rust spots | 450 hours no rust spots | 350 hours no rust spots |
| Embodiment 3 | 800 hours no rust spots | 420 hours no rust spots | 400 hours no rust spots |
| Embodiment 4 | 1200 hours no rust spots | 480 hours no rust spots | 490 hours no rust spots |
| Embodiment 5 | 1100 hours no rust spots | 500 hours no rust spots | 480 hours no rust spots |
| Comparative example 1 | Rust spot appearred in 400 hours | Rust spot appearred in 100 hours | Rust spot appearred in 120 hours |
| Comparative example 2 | Rust spot appearred in 500 hours | Rust spot appearred in 150 hours | Rust spot appearred in 180 hours |
| Comparative example 3 | Rust spot appearred in 380 hours | Rust spot appearred in 90 hours | Rust spot appearred in 100 hours |
| Comparative example 4 | Rust spot appearred in 300 hours | Rust spot appearred in 72 hours | Rust spot appearred in 48 hours |
And embodiment 1 and embodiment 2, embodiment 3 compare, as can be seen, and salt spray resistance, anti-alternation of wetting and drying corrosive nature, the anti-SO of the hole sealing coating sample that the nano hole sealing polyurethane coating of nanometer slurry content in 0.5～10% scope made
2The gaseous corrosion performance be better than nanometer slurry content＜0.5% or＞hole sealing coating sample that 10% nano hole sealing polyurethane coating is made.
Claims (6)
1, a kind of nano hole sealing polyurethane coating, constitute by matching used synthetic resins and solidifying agent two-pack, synthetic resins is one or more of Hydroxylated acrylic resin, hydroxy polyester resin, solidifying agent is the isocyanates solidifying agent, it is characterized in that: described synthetic resins is modified synthetic resin, by weight percentage, modified synthetic resin is by the solvent composition of 0.1-20% nanometer slurry, 30-70% synthetic resins, 0-30% pigment, surplus; The proportioning of solidifying agent and modified synthetic resin is pressed NCO: OH=0.8～1.3: 1 mol ratios.
2, according to the described nano hole sealing polyurethane coating of claim 1, it is characterized in that: described nanometer slurry is Nanos type nanometer slurry, and content is 0.5-10%.
3, according to the described nano hole sealing polyurethane coating of claim 1, it is characterized in that: described solvent is one or more of aliphatic hydrocarbon, aromatic hydrocarbon, ester class, ketone, terpene, replacement hydro carbons.
4, according to the described nano hole sealing polyurethane coating of claim 3, it is characterized in that: described solvent is a sherwood oil, No. 200 solvent oils, raffinate oil, butane, Skellysolve A, iso-pentane, isohexane, normal hexane, normal heptane, isoheptane, octane, octane-iso, benzene, toluene, dimethylbenzene, Three methyl Benzene, Solvesso100, Solvesso150, Solvesso200, solvent naphtha, ethylbenzene, isopropyl benzene, acetone, methylethylketone, mibk, pimelinketone, isophorone, diacetone alcohol, metacetone, methyl propyl ketone, vinyl acetic monomer, n-butyl acetate, isobutyl acetate, capryl acetate, the acetic acid heptyl ester, acetic acid ester in the last of the ten Heavenly stems, n-Butyl lactate, the methoxyacetic acid propyl ester, turps, pine tar, kautschin, trichloroethane, one of 2-nitropropane or composite.
5, according to the described nano hole sealing polyurethane coating of claim 1, it is characterized in that: described pigment is one of titanium white, china clay, ground barium sulfate, GL ground limestone, precipitated calcium carbonate, talcum powder, quartz, cadmium yellow, chrome yellow, strontium yellow, zinc-chrome yellow, four basic zinc Huangs, middle chrome green, dark chrome green, chromoxide green, phthalocyanine green, cadmium red, toluidine red, red iron oxide, iron oxide red soil, iron oxide yellow, iron oxide black, graphite, phthalocyanine blue, ultramarine, Chinese blue, red lead, yellow lead, carbon black, zinc powder, aluminium powder, lithopone or composite.
6, a kind of preparation method according to the described nano hole sealing polyurethane coating of one of claim 1～5 is characterized in that process is as follows:
1) preparation modified synthetic resin: by weight percentage, at first 0.1-20% nanometer slurry is added in the 30-70% synthetic resin solution, the solvent that adds 0-30% pigment, surplus again mixes, disperseed 10-60 minute with high speed dispersor 400-2000rpm, ground 20 minutes-24 hours, and made the modified synthetic resin component of nano hole sealing polyurethane coating after filtering;
2) preparation coating: the proportioning of solidifying agent and modified synthetic resin is pressed NCO: OH=0.8～1.3: 1 mixed in molar ratio, promptly form nano hole sealing polyurethane coating.
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| CN100413936C (en) * | 2006-04-28 | 2008-08-27 | 彭志伟 | Nanometer modified rust-proof top-coat for metal |
| CN100460562C (en) * | 2006-12-01 | 2009-02-11 | 鞍山万事达电力有限公司 | Anti-corrosion technology for type-II Zn-Cr composite coating |
| CN101773901A (en) * | 2009-12-09 | 2010-07-14 | 海洋王照明科技股份有限公司 | Method for improving property of dacromet coating on surface of metal member |
| CN102212803A (en) * | 2011-04-22 | 2011-10-12 | 广东工业大学 | Hole-sealing agent for chemical nickel plating layer and hole-sealing treatment process thereof |
| CN102677120A (en) * | 2011-03-09 | 2012-09-19 | 汉达精密电子(昆山)有限公司 | Hole sealing treatment method for aluminum and aluminum alloy anodized films |
| CN104164177A (en) * | 2014-08-15 | 2014-11-26 | 广西梧州龙鱼漆业有限公司 | Acrylic polyurethane metal paint and preparation method thereof |
| CN105543765A (en) * | 2015-12-11 | 2016-05-04 | 中国航空工业集团公司北京航空材料研究院 | Sealant for thermally-sprayed wear-resistant coating and using method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100413936C (en) * | 2006-04-28 | 2008-08-27 | 彭志伟 | Nanometer modified rust-proof top-coat for metal |
| CN100460562C (en) * | 2006-12-01 | 2009-02-11 | 鞍山万事达电力有限公司 | Anti-corrosion technology for type-II Zn-Cr composite coating |
| CN101773901A (en) * | 2009-12-09 | 2010-07-14 | 海洋王照明科技股份有限公司 | Method for improving property of dacromet coating on surface of metal member |
| CN102677120A (en) * | 2011-03-09 | 2012-09-19 | 汉达精密电子(昆山)有限公司 | Hole sealing treatment method for aluminum and aluminum alloy anodized films |
| CN102677120B (en) * | 2011-03-09 | 2015-06-10 | 汉达精密电子(昆山)有限公司 | Hole sealing treatment method for aluminum and aluminum alloy anodized films |
| CN102212803A (en) * | 2011-04-22 | 2011-10-12 | 广东工业大学 | Hole-sealing agent for chemical nickel plating layer and hole-sealing treatment process thereof |
| CN104164177A (en) * | 2014-08-15 | 2014-11-26 | 广西梧州龙鱼漆业有限公司 | Acrylic polyurethane metal paint and preparation method thereof |
| CN105543765A (en) * | 2015-12-11 | 2016-05-04 | 中国航空工业集团公司北京航空材料研究院 | Sealant for thermally-sprayed wear-resistant coating and using method |
| CN105543765B (en) * | 2015-12-11 | 2018-08-28 | 中国航空工业集团公司北京航空材料研究院 | A kind of thermal spraying wear-resistant coating hole sealing agent and application method |
| CN110344037A (en) * | 2018-04-07 | 2019-10-18 | 天津艾普斯工业铝型材股份有限公司 | A kind of aluminium shape surface processing method |
| CN112899669A (en) * | 2021-01-20 | 2021-06-04 | 昆山富维金属制品有限公司 | Nano passivation coating galvanized sheet and production process thereof |
| CN114437586A (en) * | 2022-02-07 | 2022-05-06 | 施国全 | Treatment method for steel roof surface |
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