CN108913005A - A kind of wall anti-corrosion polyurethane coating and preparation method thereof - Google Patents
A kind of wall anti-corrosion polyurethane coating and preparation method thereof Download PDFInfo
- Publication number
- CN108913005A CN108913005A CN201810901469.0A CN201810901469A CN108913005A CN 108913005 A CN108913005 A CN 108913005A CN 201810901469 A CN201810901469 A CN 201810901469A CN 108913005 A CN108913005 A CN 108913005A
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- CN
- China
- Prior art keywords
- parts
- wall anti
- polyurethane coating
- corrosion
- bentonite
- Prior art date
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- Pending
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- 238000005260 corrosion Methods 0.000 title claims abstract description 31
- 239000011527 polyurethane coating Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title abstract description 6
- -1 perfluorododecyl ethyl Chemical group 0.000 claims abstract description 61
- 238000000576 coating method Methods 0.000 claims abstract description 58
- 239000011248 coating agent Substances 0.000 claims abstract description 56
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000003063 flame retardant Substances 0.000 claims abstract description 33
- 239000000440 bentonite Substances 0.000 claims abstract description 32
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 32
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000011521 glass Substances 0.000 claims abstract description 30
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000004698 Polyethylene Substances 0.000 claims abstract description 28
- 239000011575 calcium Substances 0.000 claims abstract description 28
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 28
- 229920000573 polyethylene Polymers 0.000 claims abstract description 28
- 239000004814 polyurethane Substances 0.000 claims abstract description 28
- 229920002635 polyurethane Polymers 0.000 claims abstract description 28
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 23
- 239000002562 thickening agent Substances 0.000 claims abstract description 20
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000002270 dispersing agent Substances 0.000 claims abstract description 19
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 19
- 239000011707 mineral Substances 0.000 claims abstract description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Natural products CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 235000019441 ethanol Nutrition 0.000 claims abstract description 16
- PESZCXUNMKAYME-UHFFFAOYSA-N Citroflex A-4 Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)C(C(C)=O)C(=O)OCCCC PESZCXUNMKAYME-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 46
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 14
- 238000002525 ultrasonication Methods 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- 229920000570 polyether Polymers 0.000 claims description 8
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 7
- 229910000410 antimony oxide Inorganic materials 0.000 claims description 7
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- 239000005011 phenolic resin Substances 0.000 claims description 6
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 6
- 238000000527 sonication Methods 0.000 claims description 6
- 229910001607 magnesium mineral Inorganic materials 0.000 claims description 5
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000391 magnesium silicate Substances 0.000 claims description 5
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 5
- 235000019792 magnesium silicate Nutrition 0.000 claims description 5
- 239000002557 mineral fiber Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 229920005862 polyol Polymers 0.000 claims description 5
- 150000003077 polyols Chemical class 0.000 claims description 5
- 229920001451 polypropylene glycol Polymers 0.000 claims description 5
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical compound C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 4
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 239000012948 isocyanate Substances 0.000 claims description 4
- 150000002513 isocyanates Chemical class 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 3
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 3
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 3
- MDFFNEOEWAXZRQ-UHFFFAOYSA-N aminyl Chemical compound [NH2] MDFFNEOEWAXZRQ-UHFFFAOYSA-N 0.000 claims description 3
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 3
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 3
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 2
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 2
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 2
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 2
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 2
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 2
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 2
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 2
- 229920000609 methyl cellulose Polymers 0.000 claims description 2
- 239000001923 methylcellulose Substances 0.000 claims description 2
- 235000010981 methylcellulose Nutrition 0.000 claims description 2
- 229920002050 silicone resin Polymers 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 claims description 2
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 2
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 6
- 229940092782 bentonite Drugs 0.000 description 25
- 235000010215 titanium dioxide Nutrition 0.000 description 19
- 239000003973 paint Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 239000002585 base Substances 0.000 description 6
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 231100000252 nontoxic Toxicity 0.000 description 5
- 230000003000 nontoxic effect Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 3
- 241000233866 Fungi Species 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
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- 239000004014 plasticizer Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical group NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Natural products OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 description 2
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- JBGDSVVIBTXYJD-UHFFFAOYSA-N 2-hydroxy-4-oxopentane-1,2,3-tricarboxylic acid Chemical compound CC(=O)C(C(O)=O)C(O)(C(O)=O)CC(O)=O JBGDSVVIBTXYJD-UHFFFAOYSA-N 0.000 description 1
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- 150000001335 aliphatic alkanes Chemical group 0.000 description 1
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
-
- 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
- C09D5/08—Anti-corrosive 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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Abstract
The invention discloses a kind of wall anti-corrosion polyurethane coatings and preparation method thereof, using polyurethane, hollow glass micropearl, mineral fibres, titanium dioxide, perfluorododecyl ethyl alcohol, bentonite, light calcium, tributyl 2-acetylcitrate, polyethylene wax, organosilicon, defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent as raw material, the good low temperature resistant and thermal and insulating performance of coating obtained, the features such as excellent waterproofness, moisture-proof, fire-retardant, anti-corrosion, it is suitable for the fields such as silo, freezer.
Description
Technical field
The present invention relates to paint fields, and in particular to a kind of wall anti-corrosion polyurethane coating and preparation method thereof.
Background technique
Polyurethane material is the current best thermal insulation material of performance in the world.Main chain constitutional repeating unit Han-NHCOO-
One quasi polymer.Due to not dissolving in non-polar group containing highly polar carbamate groups, have good oil resistivity, toughness,
Wearability, resistance to ag(e)ing and adhesiveness.
Polyurethane resin is widely used, and is had excellent performance.It as the substrates such as steel construction, woodenware surface coating in use,
It is formed by that coating machinery performance is good, wearability is good, hardness is high, water-fast, chemically-resistant, resistance to ag(e)ing are excellent, belongs to high-performance painting
Material, application field includes floor coating, kitchen furniture coating, office furniture coating, mechanical equipment (OEM) coating.
Polyurethane building exterior coating is a kind of excellent ornament materials with excellent mechanical endurance, resistance to medium.
With the enhancing of people's environmental consciousness, the advantages that polyurethane exterior wall coating is nontoxic, inexpensive, safe, non-ignitable, shows huge city
Prospect, but existing polyurethane building exterior coating has that low at film hardness, film formation time is long, water-fast using upper at it
The defects of property, acid resistance, alkali resistance, abrasion resistance, stain resistant, poor artificial ageing resistance.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of wall anti-corrosion polyurethane coating and its preparation side
Method has the features such as very strong waterproof performance, heat-insulation and heat-preservation, moisture-proof, fire-retardant, anti-corrosion.
Wall anti-corrosion polyurethane coating, the raw material including following parts by weight：
100~120 parts of polyurethane；
50~70 parts of hollow glass micropearl；
20~50 parts of mineral fibres；
20~50 parts of titanium dioxide；
15~20 parts of perfluorododecyl ethyl alcohol；
15~20 parts of bentonite；
7~10 parts of light calcium；
3~5 parts of tributyl 2-acetylcitrate；
5~8 parts of polyethylene wax；
1~3 part of organosilicon；
3~5 parts of defoaming agent；
3~5 parts of thickener；
3~5 parts of fire retardant；
3~5 parts of antifreezing agent；
3~5 parts of dispersing agent；
The polyurethane is phenolic resin modified polyurethane, by polymethylene multi-phenenyl isocyanate and polyether polyol 66
Synthesizing isocyanate base capping polyether polyols performed polymer under~70 DEG C of constant temperature, then it is successively more with the dewatered polyethers of vacuum environment
First alcohol, amine terminated polyether, phenolic resin and trimethylolpropane hybrid reaction, prepare phenolic resin modified polyurethane；
The average grain diameter of the hollow glass micropearl is 500~1200nm；
The mineral fibres is that one or both of natural fire-retardant oxidation magnesium mineral or rich magnesium silicate mineral fiber are mixed
It closes；
The titanium dioxide is rutile type titanium white；
The bentonite is one or two kinds of mixing of sodium bentonite, calcium-base bentonite or sodium calcium-base bentonite；
The light calcium, the light calcium partial size are 300~600 mesh；
The partial size of the polyethylene wax is 0.3~5 μm；
The organosilicon is that the one or more kinds of of polysiloxanes, silicone oil, silicon rubber, silicone resin and silane coupling agent mix
Close object；
The defoaming agent is polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polyoxypropylene glyceryl
The one or more of ether or polyoxypropylene；
The thickener, be methylcellulose, hydroxypropyl methyl cellulose, sodium carboxymethylcellulose, hydroxyethyl cellulose one
Kind or any two kinds of mixing；
The fire retardant, the fire retardant are aluminium hydroxide, antimony oxide, antimony oxide tetrabromobisphenol A, ammonium polyphosphate
Mixing, weight ratio 1：2：1：1；
The antifreezing agent is the one or more of ethylene glycol, propylene glycol or polyethylene glycol；
The dispersing agent is one of BYK104S, BYK108, BYK110, BYK161, BYK163, BYK180 or a kind of with
On.
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 90~140 DEG C grind 1.5~
3 hours；
（2）, to（1）In mixture be cooled to 40~50 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl
Ethyl alcohol and tributyl 2-acetylcitrate are added（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 18~25min, and ultrasonication temperature is 55~65 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 0.5~1.5 hour in 55~60 DEG C to get coating.
Compared with prior art, present invention substantive distinguishing features outstanding and significant progress are：
1, polyurethane coating has that excellent wearability, excellent chemicals-resistant and oil resistivity, adhesive force be strong, curability at low temperatures
Energy, high-decoration energy, performance diversity, adjustability.By the improvement of formula, the film of polyurethane can be made the painting of high rigidity
Film can also be made the fabulous elastic film of flexibility, greatly reinforce the application range of polyurethane coating, high temperature resistant, low temperature
Property, non-toxic after curing of coating, the low voc coating of environment-friendly type.
The high performance polyurethane coating of the present invention has moisture-proof, waterproof performance.Rate of closed hole belongs to hydrophobicity 90% or more
Material will not increase thermal coefficient because of the moisture absorption, and metope will not seep water, and have ideal impermeability.With excellent anti-corruption
Corrosion energy has more superior resistance to air and resistance to steam performance.Porosity stable structure, in humidity, couple corrosion, fungi, algae
Under the external factor such as growth, will not all it be destroyed.Long service life, excellent durability.Chemical property is stablized, tasteless, nontoxic,
It is pollution-free.
2, hollow glass micropearl（Hollow glass microspheres）It is a kind of glass by special working process
Microballon, is mainly characterized by that density is smaller compared with glass microballoon, and thermal conductivity is worse.Hollow glass micropearl has compression strength high, molten
The features such as point is high, resistivity is high, thermal conductivity coefficient and Thermal Contraction Coefficient are small, has oleophylic, hydrophobicity performance, is very easy to be scattered in resin
In equal organic materials.
Glass microballoon has the smallest specific surface area and low oil absorbency, can greatly reduce other in coating and respectively produce making for composition
Dosage.The surface more resist chemical of glass microballoon vitreous matter, has reflex to light.Therefore, paint coatings have antifouling, anti-
Burn into antiultraviolet, anti-xanthochromia and anti-scratch effect.Contain thin gas inside compact arranged hollow glass micropearl,
Thermal coefficient is low, so paint coatings have extraordinary heat insulation and preservation effect.Hollow glass micropearl can effectively enhance coating
Flowing, levelability.There is preferable cold-and-heat resistent shrinkage containing gas in hollow glass micropearl, thus enhance the elasticity of coating,
Greatly reduce coating to cause to crack because being expanded with heat and contract with cold and fall off.Under the premise of high filler loading capacity, the viscosity increase of coating is not
Obviously, therefore the usage amount of solvent can be reduced, and can be reduced the discharge amount of coating toxic gas in use, be effectively reduced
VOC index.
3, mineral fibres, is the fiber obtained from the Minerals And Rocks of fibrous structure, and main comprise material is various oxygen
Compound, such as silica, aluminium oxide, magnesia, the mineral fibres that the present invention uses for natural fire-retardant oxidation magnesium mineral or
Rich magnesium silicate mineral fiber, the characteristics such as chemical stabilization, wear-resisting, water-fast are good, increase the thickness of paint film, improve paint film mechanical property
Can, and the effects of durable, anticorrosion, heat-insulated, delustring can be played.
4, titanium dioxide,titanium dioxide, be a kind of important inorganic chemical product, coating, ink, papermaking,
There is important use in the industry such as plastic, rubber, chemical fibre, ceramics.Titanium dioxide, main component are titanium dioxide (TiO2) white face
Material.Scientific name is titanium dioxide, molecular formula TiO2It is a kind of polycrystalline compounds, particle has grid system in regularly arranged.
The relative density of titanium dioxide is minimum.
The coating manufactured with titanium dioxide, bright in luster, covering power is high, and strong coloring force is low-consuming, wide in variety, to medium
Stability can play a protective role, and can enhance the mechanical strength and adhesive force of paint film, prevent crackle, prevent ultraviolet light and moisture
Through the extension paint film service life.
5, perfluorododecyl ethyl alcohol is fluorocarbon, firm carbon-fluorine bond in molecular structure, so that carbon is fluorinated
Closing object has very strong waterproofness, there is the chemical substances such as fabulous chemical inertness, paint film acid and alkali resistance, salt and a variety of chemical solvents,
Protective barrier is provided for substrate；Paint film is tough and tensile, and surface hardness height, impact resistance, anti-buckling, wearability are good, shows splendid object
Manage mechanical performance；Fluororine-carbon coating has extremely low surface energy, surface dirt can be self-cleaning by rainwater, fabulous hydrophobicity；With it
Excellent adhesive force, basic display preferably invest the characteristic of any material out.High-decoration；Containing a large amount of F-C key, it is determined
Superpower stability, not dusting, colour-fast, long service life.
6, bentonite is one kind with montmorillonite clay mineral as main component, and the basic structure form of montmorillonite is TOT
Type, i.e. one layer of alumina octahedral of folder constitutes layer structure in two layers of oxygen-octahedron.This special layer structure imparts swollen
The special performance of profit soil, such as water imbibition, dilatancy, thixotropy, rheological characteristic, these performances make bentonite in coating industry
There is good application.
Bentonitic special construction determines that it has many excellent performances, and cheap, thus in building coating
It is widely used in industry.Montmorillonite in bentonite can be crosslinked mutually with the organic matter in coating, be formed solid netted
Structure increases the consistency of coating, improve it suspension and anti-settling performance, thus can be used as inorganic thickening agent and suspend anti-
Heavy agent；Since bentonite has preferable caking property and covering, part film forming matter can be replaced by being added in coating preparation, be made auxiliary
Help binder；Bentonite-organic double compound becomes hydrophobe after dehydration once generating, thus the water resistance of coating can be improved
And abrasion resistance, while brushability, levelability can be improved etc..Application of the bentonite in building coating is reducing cost and is changing
Kind aspect of performance has obtained preferable effect, improves economic benefit.
7, light calcium,calcium carbonate light, it is precipitated calcium carbonate, also known as winnofil, abbreviation light calcium.
In the application of water paint industry, purposes is more extensive, coating can be made not settle, and easily disperses, the characteristics such as good luster.Light calcium can be made
For extender pigment, there is filling effect, it is fine and smooth, increase whiteness；With certain dry hiding power；Density is small, large specific surface area, tool one
Fixed suspension plays the role of anti-settling；Reduce cost.
8, tributyl 2-acetylcitrate,tributyl O-acetylcitrate, it is nontoxic plasticizer, citric acid ester type pair
Most resins have stabilization, have dissolubility strong, oil resistivity, light resistance are good, and have good fungus resistance, can be used as one
The good versatility plasticizer of kind.
9, polyurethane uses extensive binder material as a kind of, has preferable wearability, but contain in its molecule
Highly polar group carbamate groups and urea vessel used to hold grain at the imperial sacrifice, surface can be relatively high, and slip friction factor bigger than normal is also easy to produce frictional heat.?
The filler of various enhancements is added in polyurethane, the wearability of polyurethane can be improved.
Polyethylene wax has good lubricity and dispersibility, is added to coating as lubrication prescription, and when film forming is precipitated and with thin
Microparticle floats on coating surface, plays the role of texture, delustring and smooth scratch resistant；The organosilicon of low-surface-energy promotes poly- second
The result that alkene wax is spread to coating surface.As silicone content increases in coating, the roughness of coating significantly increased, and is added
The flat and smooth of coating surface of a small amount of organosilicon is this is because organosilicon is easy to be enriched in coating table with lower surface energy
Face keeps the coating to be formed fuller.And as silicone content further increases, polyethylene wax particle is distributed in coating surface
It is more more dense；With increasing for content of polyethylene wax, the hardness of coating increases, and adhesive force is in a slight decrease.Because of polyethylene wax
It is long chain alkane structure, matter itself is crisp, and hardness is big, and after blend solution film forming, polyethylene wax particle floats on coating surface, causes
The hardness of coating increases.
Two kinds of lubricants of polyethylene wax and organosilicon have certain synergistic effect, while using the friction that can lead to coating
Coefficient relatively further decreases.This is because organosilicon and polyethylene wax interact, coating surface is made to be enriched with more polyethylene
Wax keeps the coefficient of friction of coating smaller.
10, the fire retardant that invention uses is aluminium hydroxide, antimony oxide, antimony oxide tetrabromobisphenol A and polyphosphoric acid
Ammonium mixing, the fire retardant mechanism of different flame retardant are different, and to fully take into account the dual work of substance heated rear physics and chemistry
With.After antimony oxide is heated, melts to form glassy coating in polymer surface, make high molecular material itself and fire
Flame and oxygen separate, and prevent burning, and the independent Use Limitation fruit of material is unobvious.The effect of the fire retardant of amine or amine is released for pyrolytic
Release non-flammable compressive gas（Such as ammonia）, achieve the purpose that starvation.Aluminium hydroxide is a kind of higher fire retardant of thermal capacity, it
It undergoes phase transition, be dehydrated, decompose at high temperature, reduce material burn area temperature.Tetrabromobisphenol A discharges hydrogen bromide at high temperature,
With generate compound condensation under high molecular material high temperature, form protective layer, prevent the oxicracking of periphery high molecular material, or be
A kind of free radical scavenger.The present invention selects a reasonable fire retardant collocation, reaches good flame retardant effect.
Addition fire retardant can not allow material to obtain the ability fully against raging fire, but it can still reduce fire hair
It is raw, and valuable escape time is won to fall into the people in the scene of a fire.
11, coating for wall surface of the invention, polyurethane resistance to low temperature used is very high, moisture-proof strong；It is micro- to be added to hollow glass
Pearl, heat insulating ability are very strong；Mineral fibres plays the effects of durable, anticorrosion, heat-insulated, delustring；The mechanical strength of titanium dioxide enhancing paint film
And adhesive force, crackle is prevented, prevents ultraviolet light and moisture from penetrating, extends the paint film service life；Perfluorododecyl ethyl alcohol has coating
There is very strong waterproofness；Tributyl 2-acetylcitrate, nontoxic plasticizer, dissolubility is strong, and oil resistivity, light resistance are good, and has very well
Fungus resistance；Polyethylene wax and organosilicon, which are blended, to be added in coating, and the hardness of coating increases；Fire retardant is added, is had good
Flame retardant effect.Suitable for fields such as freezer, silos.
Specific embodiment
The present invention will be further explained with reference to the examples below, as described below, is only to preferable implementation of the invention
Example, not limits the present invention, any person skilled in the art is possibly also with the disclosure above
Technology contents changed or be modified as the equivalent embodiment changed on an equal basis.Without departing from the concept of the present invention, foundation
Technical spirit any simple modification, equivalent change and modification made to the above embodiment of the invention, all fall within of the invention
In protection scope.
Embodiment 1
Wall anti-corrosion polyurethane coating, the raw material including following parts by weight：100 parts of polyurethane；50 parts of hollow glass micropearl；Mine
20 parts of fibres；20 parts of titanium dioxide；15 parts of perfluorododecyl ethyl alcohol；15 parts of bentonite；7 parts of light calcium；Acetyl tributyl citrate three
3 parts of butyl ester；5 parts of polyethylene wax；1 part of organosilicon；3 parts of defoaming agent；3 parts of thickener；3 parts of fire retardant；3 parts of antifreezing agent；Dispersing agent 3
Part；
The average grain diameter of the hollow glass micropearl is 500nm；The mineral fibres is natural fire-retardant oxidation magnesium mineral；Institute
Bentonite is stated, is sodium bentonite；The light calcium, the light calcium partial size are 300 mesh；The partial size of the polyethylene wax is 0.3 μm；
The organosilicon is silicone oil；The defoaming agent is polyoxyethylene polyoxypropylene pentaerythrite ether；The thickener is that methyl is fine
Dimension element；The antifreezing agent is ethylene glycol；The dispersing agent is BYK104S.
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 90 DEG C grind 1.5 hours；
（2）, to（1）In mixture be cooled to 40 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl ethyl alcohol
It is added with tributyl 2-acetylcitrate（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 18min, and ultrasonication temperature is 55 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 0.5 hour in 55 DEG C to get coating.
Embodiment 2
Wall anti-corrosion polyurethane coating, the raw material including following parts by weight：110 parts of polyurethane；60 parts of hollow glass micropearl；Mine
30 parts of fibres；30 parts of titanium dioxide；17 parts of perfluorododecyl ethyl alcohol；17 parts of bentonite；8 parts of light calcium；Acetyl tributyl citrate three
4 parts of butyl ester；6 parts of polyethylene wax；2 parts of organosilicon；4 parts of defoaming agent；4 parts of thickener；4 parts of fire retardant；4 parts of antifreezing agent；Dispersing agent 4
Part；
The average grain diameter of the hollow glass micropearl is 800nm；The mineral fibres is rich magnesium silicate mineral fiber；It is described
Bentonite is calcium-base bentonite；The light calcium, the light calcium partial size are 600 mesh；The partial size of the polyethylene wax is 1 μm；It is described
Organosilicon is silicone oil；The defoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether；The thickener is hydroxypropyl methyl fiber
Element；The antifreezing agent is propylene glycol；The dispersing agent is BYK108.
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 100 DEG C grind 2 hours；
（2）, to（1）In mixture be cooled to 45 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl ethyl alcohol
It is added with tributyl 2-acetylcitrate（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 20min, and ultrasonication temperature is 60 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 1 hour in 55 DEG C to get coating.
Embodiment 3
Wall anti-corrosion polyurethane coating, the raw material including following parts by weight：115 parts of polyurethane；65 parts of hollow glass micropearl；Mine
40 parts of fibres；40 parts of titanium dioxide；18 parts of perfluorododecyl ethyl alcohol；18 parts of bentonite；8 parts of light calcium；Acetyl tributyl citrate three
3 parts of butyl ester；7 parts of polyethylene wax；2 parts of organosilicon；3 parts of defoaming agent；3 parts of thickener；4 parts of fire retardant；3 parts of antifreezing agent；Dispersing agent 4
Part；
The average grain diameter of the hollow glass micropearl is 1000nm；The mineral fibres is natural fire-retardant oxidation magnesium mineral；
The bentonite is sodium calcium-base bentonite；The light calcium, the light calcium partial size are 600 mesh；The partial size of the polyethylene wax is
1.5μm；The organosilicon is silicone oil；The defoaming agent is polypropylene glycerol aether；The thickener is carboxymethyl cellulose
Sodium；The antifreezing agent is polyethylene glycol；The dispersing agent is BYK110.
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 120 DEG C grind 2 hours；
（2）, to（1）In mixture be cooled to 50 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl ethyl alcohol
It is added with tributyl 2-acetylcitrate（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 18min, and ultrasonication temperature is 55 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 1.5 hours in 60 DEG C to get coating.
Embodiment 4
Wall anti-corrosion polyurethane coating, the raw material including following parts by weight：120 parts of polyurethane；70 parts of hollow glass micropearl；Mine
50 parts of fibres；50 parts of titanium dioxide；20 parts of perfluorododecyl ethyl alcohol；20 parts of bentonite；10 parts of light calcium；Acetyl tributyl citrate three
5 parts of butyl ester；8 parts of polyethylene wax；3 parts of organosilicon；5 parts of defoaming agent；5 parts of thickener；5 parts of fire retardant；5 parts of antifreezing agent；Dispersing agent 5
Part；
The average grain diameter of the hollow glass micropearl is 1200nm；The mineral fibres is rich magnesium silicate mineral fiber；Institute
Bentonite is stated, is sodium calcium-base bentonite；The light calcium, the light calcium partial size are 600 mesh；The partial size of the polyethylene wax is 1.5 μ
m；The organosilicon is silicone oil；The defoaming agent is polyoxypropylene；The thickener is hydroxyethyl cellulose；It is described antifreeze
Agent is polyethylene glycol；The dispersing agent is BYK161.
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 140 DEG C grind 3 hours；
（2）, to（1）In mixture be cooled to 50 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl ethyl alcohol
It is added with tributyl 2-acetylcitrate（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 25min, and ultrasonication temperature is 65 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 1.5 hours in 60 DEG C to get coating.
Coating made from Examples 1 to 4 and the coating that market is sold are compared：
It follows that coating produced by the present invention has good water resistance, thermal and insulating performance, low temperature resistant, anti-flammability etc.
Characteristic is fine.
Claims (10)
1. wall anti-corrosion polyurethane coating, which is characterized in that wall anti-corrosion polyurethane coating, the original including following parts by weight
Material：
100~120 parts of polyurethane；
50~70 parts of hollow glass micropearl；
20~50 parts of mineral fibres；
20~50 parts of titanium dioxide；
15~20 parts of perfluorododecyl ethyl alcohol；
15~20 parts of bentonite；
7~10 parts of light calcium；
3~5 parts of tributyl 2-acetylcitrate；
5~8 parts of polyethylene wax；
1~3 part of organosilicon；
3~5 parts of defoaming agent；
3~5 parts of thickener；
3~5 parts of fire retardant；
3~5 parts of antifreezing agent；
3~5 parts of dispersing agent；
The production method of wall anti-corrosion polyurethane coating, includes the following steps：
（1）, weigh polyethylene wax and organosilicon according to the ratio, after mixing, be added polyurethane, 90~140 DEG C grind 1.5~
3 hours；
（2）, to（1）In mixture be cooled to 40~50 DEG C after, weigh mineral fibres, bentonite, light calcium, perfluorododecyl
Ethyl alcohol and tributyl 2-acetylcitrate are added（1）In mixture in be uniformly mixed to obtain mixture；
（3）, to（2）In mixture hollow glass micropearl and titanium dioxide be added be uniformly mixed, then carry out ultrasonication, surpass
Sonication times are 18~25min, and ultrasonication temperature is 55~65 DEG C, obtain mixture；
（4）, to（3）In mixture defoaming agent, thickener, fire retardant, antifreezing agent and dispersing agent is added, be uniformly mixed；
（5）, will（4）Obtained mixture keeps the temperature 0.5~1.5 hour in 55~60 DEG C to get coating.
2. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the polyurethane changes for phenolic resin
Property polyurethane, by polymethylene multi-phenenyl isocyanate and polyether polyol under 66~70 DEG C of constant temperature synthesizing isocyanate base
Capping polyether polyols performed polymer, then successively with the dewatered polyether polyol of vacuum environment, amine terminated polyether, phenolic resin and
Trimethylolpropane hybrid reaction prepares phenolic resin modified polyurethane.
3. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the hollow glass micropearl is averaged
Partial size is 500~1200nm；The light calcium, the light calcium partial size are 300~600 mesh；The partial size of the polyethylene wax be 0.3~
5μm。
4. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the mineral fibres is natural resistance
The mixing of one or both of oxidation magnesium mineral or rich magnesium silicate mineral fiber of combustion.
5. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the titanium dioxide is rutile-type
Titanium dioxide.
6. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the bentonite is Na-bentonite
One or two kinds of mixing of soil, calcium-base bentonite or sodium calcium-base bentonite.
7. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the organosilicon, be polysiloxanes,
The mixtures of the one or more of silicone oil, silicon rubber, silicone resin and silane coupling agent.
8. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the defoaming agent is polyoxyethylene
One kind or one kind of polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether or polyoxypropylene
More than；The thickener, be methylcellulose, hydroxypropyl methyl cellulose, sodium carboxymethylcellulose, hydroxyethyl cellulose one
Kind or any two kinds of mixing.
9. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the fire retardant, the fire retardant,
For aluminium hydroxide, antimony oxide, antimony oxide tetrabromobisphenol A, ammonium polyphosphate mixing, weight ratio 1：2：1：1.
10. wall anti-corrosion polyurethane coating according to claim 1, which is characterized in that the antifreezing agent, be ethylene glycol,
The one or more of propylene glycol or polyethylene glycol；The dispersing agent, be BYK104S, BYK108, BYK110, BYK161,
One of BYK163, BYK180 or more than one.
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| CN201810901469.0A CN108913005A (en) | 2018-08-09 | 2018-08-09 | A kind of wall anti-corrosion polyurethane coating and preparation method thereof |
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| CN119177082A (en) * | 2024-10-23 | 2024-12-24 | 德盛合成材料有限公司 | Bio-based waterproof paint |
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