CN107057446A - A kind of application method of photocatalyst additive and the hydrophilic coating containing the additive - Google Patents
A kind of application method of photocatalyst additive and the hydrophilic coating containing the additive Download PDFInfo
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- CN107057446A CN107057446A CN201710140621.3A CN201710140621A CN107057446A CN 107057446 A CN107057446 A CN 107057446A CN 201710140621 A CN201710140621 A CN 201710140621A CN 107057446 A CN107057446 A CN 107057446A
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- Prior art keywords
- photocatalyst
- additive
- coating
- hydrophilic coating
- air
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- 239000011248 coating agent Substances 0.000 title claims abstract description 78
- 238000000576 coating method Methods 0.000 title claims abstract description 78
- 239000011941 photocatalyst Substances 0.000 title claims abstract description 60
- 239000000654 additive Substances 0.000 title claims abstract description 48
- 230000000996 additive effect Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 27
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 43
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000004378 air conditioning Methods 0.000 claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 26
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 17
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 17
- 230000001699 photocatalysis Effects 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 229910052799 carbon Inorganic materials 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 13
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052721 tungsten Inorganic materials 0.000 claims description 12
- 239000010937 tungsten Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 230000010148 water-pollination Effects 0.000 claims description 8
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 abstract description 13
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 abstract description 13
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 abstract description 13
- 239000005642 Oleic acid Substances 0.000 abstract description 13
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 abstract description 13
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 abstract description 13
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 abstract description 13
- 239000005030 aluminium foil Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 description 16
- 239000000126 substance Substances 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 210000000981 epithelium Anatomy 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000004408 titanium dioxide Substances 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005238 degreasing Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- 238000005286 illumination Methods 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 235000021355 Stearic acid Nutrition 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 235000019441 ethanol Nutrition 0.000 description 4
- 239000002608 ionic liquid Substances 0.000 description 4
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 4
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000008117 stearic acid Substances 0.000 description 4
- 241000700605 Viruses Species 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000005237 degreasing agent Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000010422 painting Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 239000013527 degreasing agent Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 125000005909 ethyl alcohol group Chemical group 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000003980 solgel method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- -1 1- ethyl-3-methylimidazoles bromide Chemical class 0.000 description 1
- 241000345998 Calamus manan Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000013556 antirust agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004204 candelilla wax Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 238000001782 photodegradation Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 235000012950 rattan cane Nutrition 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- JUWGUJSXVOBPHP-UHFFFAOYSA-B titanium(4+);tetraphosphate Chemical compound [Ti+4].[Ti+4].[Ti+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O JUWGUJSXVOBPHP-UHFFFAOYSA-B 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 239000003021 water soluble solvent Substances 0.000 description 1
- 229910000166 zirconium phosphate Inorganic materials 0.000 description 1
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical compound [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 description 1
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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
-
- 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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Catalysts (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of photocatalyst additive, belong to photo-catalytic coating technical field.Wherein, the photocatalyst additive is the nano titanium oxide TiO doped with cerium Ce and nitrogen N2.Photo-catalytic coating described herein can play it is excellent remove oleic acid, sour effect of destearinizing；In addition, present invention also offers the application method of the hydrophilic coating containing the additive, when giving for air-conditioning aluminum fin-stock, the coating thickness corresponding to the aluminium foil of different-thickness.
Description
Technical field
The present invention relates to coating material technical field, more particularly to a kind of photocatalyst additive and containing the hydrophilic of the additive
The application method of property coating.
Background technology
Photocatalyst is one kind with Nano titanium dioxide (TiO2) be representative the photosemiconductor material with photo-catalysis function
The general name of material, it is coated on substrate surface, in the presence of ultraviolet light, produces strong catalytic degradation function：Can effectively it drop
Solve toxic and harmful gas in air；Various bacteria can be effectively killed, and the toxin that can discharge bacterium or fungi is decomposed and nothing
Evilization processing；It is also equipped with simultaneously except functions such as formaldehyde, deodorization, anti-soil, purification air.Photocatalyst technology is Tokyo University in 1967
Professor this build a professor and chance under ultraviolet irradiation with postgraduate rattan island at that time is clear, titanium dioxide electrodes can
To split water into hydrogen and oxygen.Under light illumination, valence-band electrons are excited to conduction band to nano photo-catalytic, form electronics and
Hole, the O with being adsorbed in its surface2And H2O is acted on, and generates superoxide anion radical, O2- and hydroxyl radical free radical-OH,
Its free radical has a very strong oxidative decomposition capacity, the C-C keys that can be destroyed in organic matter, c h bond, C-N keys, C-O keys, O-H keys,
N-H keys, decomposing organic matter is carbon dioxide and water；The protein of the cell membrane solidification virus of bacterium is destroyed simultaneously, changes bacterium,
The living environment of virus is so as to kill bacterium, virus.
Although it is more that research in the prior art, is doped to nano titanium oxide, it is used in hydrophilic coating
Research is less.
The content of the invention
The embodiments of the invention provide a kind of photocatalyst additive and the hydrophilic coating containing the additive application method.
There is a basic understanding for some aspects of the embodiment to disclosure, shown below is simple summary.The summarized section
It is not extensive overview, nor to determine key/critical component or describe the protection domain of these embodiments.Its unique mesh
Be that some concepts are presented with simple form, in this, as the preamble of following detailed description.
There is provided a kind of photocatalyst additive for first aspect according to embodiments of the present invention.
In some exemplary embodiments, the photocatalyst additive is used for hydrophilic coating, the photocatalyst addition
Agent is the nano titanium oxide TiO doped with cerium (Ce) and nitrogen (N)2。
In some optional embodiments, the parts by weight composition of the photocatalyst additive is as follows：
Cerium Ce 0.1%-10%；
Nitrogen N 0.01%-10%；
Nano titanium oxide TiO250%-90%.
In some optional embodiments, also doped with copper (Cu), tungsten (W) and carbon (C) in the photocatalyst additive
At least one element.
In some optional embodiments, the parts by weight composition of the copper Cu, tungsten W and carbon C in photocatalyst additive is such as
Under：
Tungsten W 0-10%；
Copper Cu 0-10%；
Carbon C 0-10%.
In some optional embodiments, the parts by weight composition of the photo-catalytic coating is as follows：
Cerium Ce 10%；
Nitrogen N 0.06%；
Carbon C 2%；
Surplus is nano titanium oxide TiO2。
Hydrophilic coating with any of the above-described photocatalyst additive can be used for the aluminum fin-stock surface of air-conditioning heat exchanger, should
Photocatalyst additive, which can form to have after drying, removes oleic acid, the hydrophily epithelium of stearic acid effect.
There is provided a kind of application method of hydrophilic coating for second aspect according to embodiments of the present invention.
In some exemplary embodiments, the light that the hydrophilic coating contains any one of above-described embodiment is touched
Matchmaker's additive, before the shaping of air-conditioning aluminum fin-stock, the hydrophilic coating coated on the surface of air-conditioning aluminum fin-stock, after drying
The surface of the air-conditioning aluminum fin-stock, which is formed, possesses photocatalyst and hydrophilic film；Wherein, the coated weight of the hydrophilic coating
For：The milli grams per square meter of 1 milli grams per square meter -100.
In some illustrative embodiments, the aluminum foil thickness phase of the thickness of the film and the air-conditioning heat exchanger aluminum fin-stock
Association.
In some illustrative embodiments, the temperature of the drying film forming is 80 DEG C -300 DEG C.
Above-described embodiment provides the application method when hydrophilic coating with photocatalyst additive is used for air-conditioning aluminum fin-stock.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Fig. 1 is decomposition of the hydrophilic coating with photocatalyst additive to oleic acid according to an exemplary embodiment
Design sketch；
Fig. 2 is the hydrophilic coating with photocatalyst additive according to an exemplary embodiment to stearic point
Solve design sketch.
Embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Put into practice them.Embodiment only represents possible change.The part of some embodiments and feature can be included in or replace it
The part of his embodiment and feature.The scope of embodiment of the present invention includes the gamut of claims, Yi Jiquan
All obtainable equivalents of sharp claim.Herein, each embodiment can be by individually or generally with term " hair
It is bright " represent, this if in fact disclosing the invention more than one, is not meant to automatically limit just for the sake of convenient
The scope for making the application is any single invention or inventive concept.
Although more to doped chemical prior art research in nano titanium oxide, it is used for the doping of hydrophilic coating, mesh
Preceding research is less；Return its reason mainly due to the difference of doped chemical, to the corrosion resistance, hydrophily, heat resistance of hydrophilic coating
Influence is all produced Deng correlated performance.And it is improper to select improper doped chemical or doped chemical to match, and can greatly weaken hydrophilic
The performance of coating.In addition, different doped chemicals also has a great impact to the ageing properties of hydrophilic coating.Therefore, different members
The selection of element and proportioning turn into art technology problem.
There is provided a kind of photocatalyst additive for first aspect according to embodiments of the present invention.
In some are exemplary embodiment, the photocatalyst additive is the nano-silica doped with cerium Ce and nitrogen N
Change titanium TiO2.By to nano titanium oxide TiO2Middle doping cerium Ce and nitrogen N, can improve hydrophilic coating and decompose oleic acid and hard
Effect of resin acid, both elements are added in addition will not reduce the performance of hydrophilic coating, the film after hydrophilic coating coating
With hydrophily, corrosion resistance, heat resistance and alkali resistance, the performance to improvement air-conditioning heat exchanger aluminum fin-stock is significant.
Wherein, the photocatalyst additive is prepared using sol-gel process；Specific method is as follows：At room temperature will stirring
Uniform 34ml butyl titanates and 70ml absolute ethyl alcohols mixed liquor are slowly added into different molal weights under magnetic stirring
Hydrolyze, stir in cerous nitrate and nitrogenous N ionic liquids, 30ml absolute ethyl alcohols, 35ml glacial acetic acid, the mixed solution of 15ml deionized waters
Mix after 1.5h obtains the colloidal sol ageing of homogeneous transparent and obtain gel, be subsequently placed in 80 DEG C of vacuum drying and obtain xerogel, after grinding
It is placed in chamber type electric resistance furnace and calcines 2h under different calcining heats, obtains the nano titanium oxide TiO of doping metals2；The ion
Liquid is that hydrophilic ionic-liquid can be 1- amido-3-alkyl -1,2,3- triazole nitrate.
In some optional embodiments, doped with cerium Ce and nitrogen N nano titanium oxide TiO2Constitute by weight such as
Under：
Cerium Ce 0.1%-10%；
Nitrogen N 0.01%-10%；
Surplus is nano titanium oxide TiO2。
It is preferred that, the parts by weight of cerium Ce composition can for 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or
9%；The parts by weight composition of the nitrogen N can be 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or 9%.
In some illustrative embodiments, the nano titanium oxide TiO2Weight in the photocatalyst additive
Part constitutes：50%-90%.
It is preferred that, the parts by weight composition of the photocatalyst additive is as follows：
Cerium Ce 5%；
Nitrogen N 8%；
Nano titanium oxide TiO287%.
In some optional embodiments, also doped with one kind in copper Cu, tungsten W and carbon C in the photocatalyst additive
Or multiple element.
In above process, if the photocatalyst additive is also doped with the one or more member in copper Cu, tungsten W and carbon C
Element, then during above-mentioned preparation sol-gel process prepares the photocatalyst additive, add copper nitrate, ammonium tungstate and contain
Carbon C ionic liquid；Wherein, the carbon containing C ionic liquids can be 1- ethyl-3-methylimidazoles bromide, N- butyl-N- methyl
Piperidines bromide.
, can also be into photocatalyst additive in copper doped Cu, tungsten W and carbon C except addition essential elements cerium Ce and nitrogen N
At least one element, to optimize the performance of coating.
In some optional embodiments, the parts by weight composition of the copper Cu, tungsten W, carbon C in the photocatalyst additive
It is as follows：
Tungsten W 0-10%；
Copper Cu 0-10%；
Carbon C 0-10%.
It is preferred that, the parts by weight composition of the tungsten W can be 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or 9%；
The parts by weight composition of the copper Cu can be 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or 9%；The weight of the carbon C
Part composition can be 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8% or 9%.
In some optional embodiments, the parts by weight composition of the photocatalyst additive is as follows：
Cerium Ce 10%；
Nitrogen N 0.06%；
Carbon C 2%；
Nano titanium oxide TiO287.94%.
In some optional embodiments, the parts by weight composition of the photocatalyst additive is as follows：
In some optional embodiments, the parts by weight composition of the photocatalyst additive is as follows：
In some optional embodiments, the parts by weight composition of the photocatalyst additive is as follows：
Above-described embodiment sets forth the situation of photocatalyst additive preferred ingredient proportioning, and above-mentioned two is implemented below
Performance in example after the hydrophilic coating film forming containing the photocatalyst additive is tested, and method of testing and result are as follows：
Table 1 gives the component of experimental group and various sample in reference group；
In this test, experimental group is with reference group in addition to component is different, and other handling process are identical；Handling process is specific
It is as follows：
1st, to surface to be measured, the surface of 1000mm aluminium foils is pre-processed；What is pre-processed includes：Degreasing process and primary coat work
Skill；Wherein, degreasing process is：Washed, be dried after washing, degreasing agent is in this test twice after degreasing agent is applied
The FC-315 degreasing agents that the scientific and technological (Shanghai) Co., Ltd. of handkerchief card surface treatment provides；Primary coat technique is：Carrying out at degreasing process
Aluminium foil surface after reason, applies anti-corrosion bottom, then in 230 DEG C of drying and forming-films, and epithelium amount is controlled in 95-100mg/m2；, it is described resistance to
Erosion bottom chemical treatments are surface-treated the SG-E902 chemical treatments that scientific and technological (Shanghai) Co., Ltd. provides for handkerchief card.
2nd, face painting is carried out to the aluminium foil Jing Guo surface preparation, coats photocatalyst surface layer；According to table 1, respectively by difference
The hydrophilic coating of component, i.e. sample 1, sample 2 and with reference to sample, roller coat exists in aluminium foil surface, 230 DEG C of drying, epithelium amount control
40-45mg/m2；
3rd, the film properties of experimental group and control group are evaluated；
Following parameter is mainly investigated in evaluation for film properties：It is hydrophily, pollution resistance, adherence, heat resistance, anti-corrosion
Property, antibiotic property and contaminant degradation ability；Wherein, contaminant degradation ability is to oleic acid, stearic degraded；Specific evaluation side
Method is with reference to table 2.
The experimental group of table 1 and control group
The assessment item of table 2 and evaluation method
The film properties evaluation result of table 3
Zero is to represent excellent performance in table 3, is met the requirements, △：Represent performance general, but qualified, × represent it is undesirable；
As known from Table 3, embodiment A, embodiment B and embodiment C excellent performances, not only meet its film properties after aluminium foil coating
It is required that, and antibacterial can be played, oleic acid, stearic effect is decomposed；Although and common nano titanium oxide TiO2 is in parent
It is aqueous to meet the requirements, but showed typically in pollution resistance, adherence, heat resistance, corrosion resistance and antibiotic property, and decompose oleic acid and
Stearic ability, it is impossible to meet requirement of the aluminium foil to photocatalyst coating.
In above process, it is to quantify pollutant to be coated on receiving in fact to the evaluation of pollutant Photocatalytic Degradation Property
On the processing material tested, after light radiation, quantitative analysis is carried out by FT-IR.Make a concrete analysis of step as follows：
A. pollutant is coated
Pollutant is coated on the processing material with receiving experiment by bar applicator quantitative and even, 80 DEG C of constant temperature are placed in
Oven for drying is to constant weight；
B. visible light exposure
It is coated with the experiment material of pollutant visible light environment disposed within and enters professional etiquette in simulated visible light lamp box
The irradiation fixed time；Wherein, irradiation intensity is 0.5mW/cm2, irradiated area is 50cm2, environment temperature is 28 DEG C, ambient humidity
For 50%；
C. quantitative analysis
It will be seen that the experiment material after light predose carries out FT-IR analyses, quantitatively accumulated for the characteristic peak of pollutant
Point, calculate photodegradation rate.
Embodiment A, embodiment B and embodiment C and with reference to sample, respectively to decompose oleic acid, it is stearic the results detailed in Fig. 1-
Fig. 2；
It was found from from Fig. 1-Fig. 2, embodiment A, embodiment B and embodiment C have to decomposition oleic acid, stearic acid preferably imitates
Really, wherein, embodiment C decomposition oleic acid and stearic efficiency are above other samples, and 60 days remaining oleic acid of illumination is only
9%, 5 days remaining stearic acid of illumination are 18%；But poor with reference to the discomposing effect of sample, 60 days remaining oleic acid of illumination is still up to 90%,
5 days remaining stearic acid of illumination are 93%, it is seen that the nano titanium oxide TiO undoped with cerium Ce and nitrogen N2Almost can not be to above-mentioned dirt
Dye thing is effectively decomposed.
There is provided a kind of parent with photocatalyst additive on the aluminum fin-stock surface for air-conditioning heat exchanger for above-described embodiment
Water paint, the hydrophilic coating can be formed after drying with anti-soil, go oleic acid, sour effect of destearinizing hydrophily epithelium.
Second aspect according to embodiments of the present invention is there is provided a kind of containing photocatalyst additive described in above-described embodiment
The application method of hydrophilic coating.
In some exemplary embodiments, the hydrophilic coating contains the photocatalyst described in one of above-described embodiment
Additive, before the shaping of air-conditioning aluminum fin-stock, in institute after the hydrophilic coating of the surface coating of air-conditioning aluminum fin-stock, drying
The surface formation for stating air-conditioning aluminum fin-stock possesses photocatalyst and hydrophilic film；Wherein, the photocatalyst additive be doped with
Cerium Ce and nitrogen N nano titanium oxide TiO2；The coated weight of the hydrophilic coating is：1mg/m2-100mg/m2。
Alternatively, the coated weight of the hydrophilic coating is 10mg/m2、20mg/m2、30mg/m2、40mg/m2、50mg/m2、
60mg/m2、70mg/m2、80mg/m2Or 90mg/m2.The coated weight is to ensure hydrophilic coating not by aging or deterioration influence
On the premise of, maximum plays the photocatalyst performance of epithelium, so as to realize antibacterial, degreasing etc. in use in guarantee air-conditioning
Self-cleaning function.The performance of too low addition influence photocatalyst performance, it is too high to influence the performance of hydrophilic coating.It is such as hydrophilic
Property, corrosion resistance, heat resistance, alkali resistance and adhesive force etc..
In the present invention, the hydrophilic coating of photocatalyst additive is added, can be directly as surface treatment liquid, or be diluted with water
After use, the concentration and viscosity for the treatment of fluid should be suitably adjusted, to meet operating method and defined thickness requirement.
Preferably, thickness is 0.05-5 μm after drying, more preferably：0.1-2 μm, it is when thickness is less than 0.05 μm, it is difficult to
Satisfied photocatalyst and hydrophilicity is provided, when thickness is more than 5 μm, thermal conductivity and epithelium adhesive force may be reduced.
In some illustrative embodiments, the hydrophilic coating is coated on air-conditioning heat exchange as photocatalyst surface layer
The surface layer of device aluminum fin-stock.The hydrophilic coating that the embodiment of the present invention is provided is ground primarily directed to coating air-conditioning heat exchanger aluminum fin-stock
Hair, thus the constituent of the photocatalyst additive and the painting method of the hydrophilic coating both for applied to
Provided in this environment.
In some illustrative embodiments, the hydrophilic coating is coated on air-conditioning heat exchange as photocatalyst surface layer
The surface layer of device aluminum fin-stock.
In some illustrative embodiments, if the thickness of the aluminium foil of the air-conditioning heat exchanger aluminum fin-stock is 1000mm,
Thickness after the hydrophilic coating coating is 0.05-2 μm；If the thickness of the aluminium foil of the air-conditioning heat exchanger aluminum fin-stock is
3000mm, then the thickness after the hydrophilic coating coating is 0.05-5 μm；If the aluminium foil of the air-conditioning heat exchanger aluminum fin-stock
Thickness is 8000mm, then the thickness after the hydrophilic coating coating is 0.05-8 μm.The thickness of film directly affects the performance of film,
It is excessively thin that film can be caused to be difficult to provide satisfied photocatalyst conjunction hydrophily, it is blocked up to cause the reduction of film thermal conductivity, epithelium adhesive force
Difference；Outstanding catalytic performance of photocatalyst, hydrophilicity, anti-aging, anti-soil can be provided after the hydrophilic coating coating is ensured
On the premise of the performances such as dye, above-described embodiment gives the thickness of the hydrophilic coating corresponding to the aluminium foil of different series.
In some optional embodiments, before the hydrophilic coating is coated, the air-conditioning heat exchanger aluminium is additionally included in
The surface of fin is pre-processed, to improve the corrosion resistance on surface.
In some optional embodiments, the method for the pretreatment, preferably by the method for chemical conversion, is such as based on：
Basic zirconium phosphate, titanium phosphate, the chemical treatment of vanadium or hybrid inorganic-organic；It is preferred that, by the chemical treatment of hybrid inorganic-organic,
Anti-corrosion bottom can be formed on air-conditioning heat exchanger fin surface.
In some illustrative embodiments, the film-forming temperature of the hydrophilic coating is 80-300 DEG C.
In some optional embodiments, with equipment such as heated-air circulation oven, heat radiation type baking ovens, at 80-300 DEG C to applying
Hydrophilic coating after covering is dried；It is preferred that, hydrophilic coating is dried in 100-260 DEG C of temperature, in the temperature
In the range of degree, more preferably, film is finer and close, and adhesive force is stronger for the film forming of film.
In some optional embodiments, because the hydrophilic coating is hydrophilic, it thus be accordingly used in the dissolving hydrophily and apply
The solvent of material mainly has water composition, can use water-soluble solvent such as alcohol, alcohol ether solvents, it is intended to adjust rate of drying, change
Kind coating membrane stage or the solubility for improving component.Further, in antirust agent, chelating agent, filler, colouring agent, defoamer etc.
One or more also be added in the component of hydrophilic coating, its amount ranges is not to damage main idea of the present invention and film properties
It is defined.
In some illustrative embodiments, the method for application of the hydrophilic coating includes：Dip-coating, spraying, brushing, roller
Painting, flow coat esters, electrochemical deposition and chemical deposition；It is preferred to use the roller coat in industrialization.
In some optional embodiments, in photocatalyst method of hydrophilizing, metal material surface can carry out existing
Conventional degreasing, progress surface preparation in industrialized production；Then, photocatalyst hydrophilic coating is deposited over metal material surface
On, then heat and drying forms film.
Above-described embodiment provides application method when hydrophilic coating is used for air-conditioning aluminum fin-stock, provides the aluminium foil of different-thickness
Corresponding coating thickness.
It should be appreciated that the invention is not limited in the flow and structure for being described above and being shown in the drawings,
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim
System.
Claims (8)
1. a kind of photocatalyst additive, for hydrophilic coating, it is characterised in that the photo-catalytic coating be doped with cerium Ce and
Nitrogen N nano titanium oxide TiO2。
2. photo-catalytic coating as claimed in claim 1, it is characterised in that the photocatalyst additive is constituted such as by weight
Under：Cerium Ce is 0.1%-10%；Nitrogen N is 0.01%-10%；Surplus is nano-TiO2。
3. photo-catalytic coating as claimed in claim 2, it is characterised in that the nano-TiO2Also doped with copper Cu, tungsten W, carbon C
At least one of element.
4. photo-catalytic coating as claimed in claim 3, it is characterised in that the copper Cu, tungsten W, carbon C are added in the photocatalyst
Constituted by weight in agent as follows：Copper Cu is 0-10%；Tungsten W is 0-10%；Carbon C is 0-10%.
5. photo-catalytic coating as claimed in claim 4, it is characterised in that the photocatalyst additive is constituted such as by weight
Under：
Cerium Ce is 10%；Nitrogen N is 0.06%；Carbon C is 2%；Surplus is nano titanium oxide TiO2。
6. a kind of application method of hydrophilic coating, it is characterised in that the hydrophilic coating contains such as claim 1 to 5 times
Photocatalyst additive described in one, before the shaping of air-conditioning aluminum fin-stock, the hydrophily coated on the surface of air-conditioning aluminum fin-stock
Formed after coating, drying on the surface of the air-conditioning aluminum fin-stock and possess photocatalyst and hydrophilic film；Wherein, it is described hydrophilic
The coated weight of property coating is：The milli grams per square meter of 1 milli grams per square meter -100.
7. application method as claimed in claim 6, it is characterised in that the thickness of the film and the air-conditioning heat exchanger aluminum fin-stock
Aluminum foil thickness be associated.
8. application method as claimed in claim 6, it is characterised in that the temperature of the drying film forming is 80 DEG C -300 DEG C.
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