CN106280835A - A kind of preparation method of the automatic cleaning coating of automatically cleaning body of wall and automatically cleaning body of wall - Google Patents
A kind of preparation method of the automatic cleaning coating of automatically cleaning body of wall and automatically cleaning body of wall Download PDFInfo
- Publication number
- CN106280835A CN106280835A CN201610776259.4A CN201610776259A CN106280835A CN 106280835 A CN106280835 A CN 106280835A CN 201610776259 A CN201610776259 A CN 201610776259A CN 106280835 A CN106280835 A CN 106280835A
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- Prior art keywords
- boron
- nitrogen
- doped
- wall
- automatically cleaning
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- 238000004140 cleaning Methods 0.000 title claims abstract description 91
- 239000011248 coating agent Substances 0.000 title claims abstract description 40
- 238000000576 coating method Methods 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 135
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000009413 insulation Methods 0.000 claims abstract description 36
- 229910052796 boron Inorganic materials 0.000 claims description 66
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 64
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 42
- 239000004408 titanium dioxide Substances 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 36
- 238000003756 stirring Methods 0.000 claims description 32
- 229910052757 nitrogen Inorganic materials 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- TZHYBRCGYCPGBQ-UHFFFAOYSA-N [B].[N] Chemical compound [B].[N] TZHYBRCGYCPGBQ-UHFFFAOYSA-N 0.000 claims description 19
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 17
- 239000008367 deionised water Substances 0.000 claims description 16
- 229910021641 deionized water Inorganic materials 0.000 claims description 16
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 12
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 12
- -1 Acrylic ester Chemical class 0.000 claims description 11
- 239000003995 emulsifying agent Substances 0.000 claims description 11
- 239000003999 initiator Substances 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 10
- 239000012703 sol-gel precursor Substances 0.000 claims description 10
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 10
- 229920002554 vinyl polymer Polymers 0.000 claims description 10
- 239000006185 dispersion Substances 0.000 claims description 9
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 8
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 7
- 238000001354 calcination Methods 0.000 claims description 7
- 239000004202 carbamide Substances 0.000 claims description 7
- 235000013877 carbamide Nutrition 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 7
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- 239000010936 titanium Substances 0.000 claims description 7
- 239000011240 wet gel Substances 0.000 claims description 7
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000007957 coemulsifier Substances 0.000 claims description 6
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 6
- 235000019394 potassium persulphate Nutrition 0.000 claims description 6
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea group Chemical group NC(=S)N UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 5
- DCAYPVUWAIABOU-UHFFFAOYSA-N alpha-n-hexadecene Natural products CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 claims description 5
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical group COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 4
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 4
- 239000004147 Sorbitan trioleate Substances 0.000 claims description 4
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 claims description 4
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 150000001282 organosilanes Chemical class 0.000 claims description 4
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 4
- JHJUUEHSAZXEEO-UHFFFAOYSA-M sodium;4-dodecylbenzenesulfonate Chemical compound [Na+].CCCCCCCCCCCCC1=CC=C(S([O-])(=O)=O)C=C1 JHJUUEHSAZXEEO-UHFFFAOYSA-M 0.000 claims description 4
- 235000019337 sorbitan trioleate Nutrition 0.000 claims description 4
- 229960000391 sorbitan trioleate Drugs 0.000 claims description 4
- SJMYWORNLPSJQO-UHFFFAOYSA-N tert-butyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC(C)(C)C SJMYWORNLPSJQO-UHFFFAOYSA-N 0.000 claims description 4
- AJSTXXYNEIHPMD-UHFFFAOYSA-N triethyl borate Chemical compound CCOB(OCC)OCC AJSTXXYNEIHPMD-UHFFFAOYSA-N 0.000 claims description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 3
- 229920001821 foam rubber Polymers 0.000 claims description 3
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims description 3
- 229920000053 polysorbate 80 Polymers 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 238000002444 silanisation Methods 0.000 claims description 3
- WGRZHLPEQDVPET-UHFFFAOYSA-N 2-methoxyethoxysilane Chemical compound COCCO[SiH3] WGRZHLPEQDVPET-UHFFFAOYSA-N 0.000 claims description 2
- 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 2
- 125000005619 boric acid group Chemical group 0.000 claims description 2
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical group CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims description 2
- DCAYPVUWAIABOU-NJFSPNSNSA-N hexadecane Chemical group CCCCCCCCCCCCCCC[14CH3] DCAYPVUWAIABOU-NJFSPNSNSA-N 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 241000209094 Oryza Species 0.000 claims 2
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- QDMRQDKMCNPQQH-UHFFFAOYSA-N boranylidynetitanium Chemical compound [B].[Ti] QDMRQDKMCNPQQH-UHFFFAOYSA-N 0.000 claims 1
- 239000000499 gel Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000001699 photocatalysis Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 5
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- STZCRXQWRGQSJD-GEEYTBSJSA-M methyl orange Chemical compound [Na+].C1=CC(N(C)C)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-GEEYTBSJSA-M 0.000 description 4
- 229940012189 methyl orange Drugs 0.000 description 4
- 238000007146 photocatalysis Methods 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- 239000007857 degradation product Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 3
- STZCRXQWRGQSJD-UHFFFAOYSA-M sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate Chemical compound [Na+].C1=CC(N(C)C)=CC=C1N=NC1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-UHFFFAOYSA-M 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 description 2
- 238000011160 research Methods 0.000 description 2
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- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 101710171243 Peroxidase 10 Proteins 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- KPSZQYZCNSCYGG-UHFFFAOYSA-N [B].[B] Chemical compound [B].[B] KPSZQYZCNSCYGG-UHFFFAOYSA-N 0.000 description 1
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- 235000008434 ginseng Nutrition 0.000 description 1
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- 239000001257 hydrogen Substances 0.000 description 1
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- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
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- 229910052717 sulfur Inorganic materials 0.000 description 1
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Classifications
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- 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
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K9/10—Encapsulated ingredients
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- 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
- C09D133/04—Homopolymers or copolymers of esters
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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
- 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
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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
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B2001/8263—Mounting of acoustical elements on supporting structure, e.g. framework or wall surface
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B2001/8263—Mounting of acoustical elements on supporting structure, e.g. framework or wall surface
- E04B2001/829—Flat elements mounted at an angle, e.g. right angle, to the supporting surface
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- Medicinal Chemistry (AREA)
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Abstract
The invention belongs to technical field of buildings, be specifically related to a kind of automatically cleaning body of wall and automatic cleaning coating preparation method.It includes the first building block layer, puigging, the second building block layer, fireprotection layer and self-cleaning layer successively, described puigging includes sound insulation body, is positioned at the intrinsic multiple baffles of described sound insulation, the inner chamber of described sound insulation body is separated into multiple receiving cavity by multiple described baffles, it is provided with vacuum bag in described receiving cavity, gap between described vacuum bag and described receiving cavity cavity wall is filled with sound-isolating sponge pad, and described self-cleaning layer is nano titanium oxide automatic cleaning coating.The construction wall of the present invention has the advantage that soundproof effect is good, automatically cleaning ability is strong.
Description
Technical field
The invention belongs to technical field of buildings, be specifically related to a kind of automatically cleaning body of wall and automatic cleaning coating preparation method.
Background technology
Along with the fast development of China's building industry, construction wall is because having Radix Saposhnikoviae, rainproof, insulation, heat insulation, its anti-noise, anti-sky
The advantages such as impervious and dicoration are favored by architects.But its cleaning way does not but have any change.Manual cleaning
Both inconvenience was the most dangerous, it addition, resource not only wasted by life-time service abluent, also environment will be brought pollution, and not meet mesh
Environmental protection that front country advocates, saving policy, therefore automatically cleaning construction wall is prepared in research becomes focus.
Research shows that titanium dioxide, under the irradiation of light, has super hydrophilic, photocatalysis, decomposing organic matter, release are born
The functions such as oxonium ion, namely self-cleaning function.Titanium dioxide self-cleaning function is applied on building wall solve it clear
Clean problem, rinses, by rain drop erosion and regular flowing water, the effect that just can reach naturally to clean body of wall.This automatically cleaning glass
The life expectancy of glass was up to 10 years as long as, and expert foretells, this body of wall without manual cleaning will cause one the most clearly
Clean revolution.
But nano titanium oxide specific surface area is big, surface energy is high and surface hydrophilic oleophobic, the most easily rolls into a ball
Poly-, aggregate can be substantially reduced the performance of titanium dioxide, reduces the photocatalytic activity of titanium deoxid film, and then impact is from clear
Clean ability.Publication No. CN105111401A discloses a kind of nano titanium oxide self-cleaning coating, but receives in this coating
Rice titanium dioxide dispersion is uniform not, easily reunites, affects the automatically cleaning effect of product.
Summary of the invention
An object of the present invention is to provide the sound insulation automatically cleaning body of wall that a kind of soundproof effect is good, automatically cleaning ability is strong.
The two of the purpose of the present invention are to provide the preparation method of the automatic cleaning coating of a kind of automatically cleaning body of wall.
One of above-mentioned technical purpose of the present invention is achieved through the following technical solutions:
A kind of automatically cleaning body of wall, it is characterised in that: include successively the first building block layer, puigging, the second building block layer, fireprotection layer and from
Clean layer, described puigging includes sound insulation body, is positioned at the intrinsic multiple baffles of described sound insulation, and multiple described baffles will
The inner chamber of described sound insulation body is separated into multiple receiving cavity, is provided with vacuum bag in described receiving cavity, described vacuum bag with
Gap between described receiving cavity cavity wall is filled with sound-isolating sponge pad, and described self-cleaning layer is that nano titanium oxide automatically cleaning is coated with
Layer, described self-cleaning layer, according to the mass fraction, its composition includes following components:
The nitrogen-doped modified nano titanium oxide of boron 1.5~3
Acrylic ester monomer 15~25
Emulsifying agent 2~6
Co-emulsifier 0.5~2
Initiator 0.3~0.6
Deionized water 50~90
Described acrylic monomer is methyl methacrylate, Tert-butyl Methacrylate, acrylic acid-2-ethyl ester, acrylic acid
In hydroxyl ethyl ester one or more;Described co-emulsifier is hexadecane, hexadecanol, n-amyl alcohol or Hexalin;Described emulsifying agent is oil
Acid sodium, sodium lauryl sulphate, dodecylbenzene sodium sulfonate, Tween 80, polysorbas20, polyoxyethylene 20 sorbitan trioleate
In one or more, described initiator is the one in hydrogen peroxide, potassium peroxydisulfate, Ammonium persulfate..
Arranging puigging in body of wall, puigging includes multiple baffle and absorbs the foam-rubber cushion of noise, and sound is in difference
Transmitting between puigging, energy loss is bigger, and soundproof effect is more preferable.The most adjacent baffle, prevents noise from body of wall one
Side is transmitted to opposite side.Arrange outside fireprotection layer from close clean layer, make body of wall have sound insulation and two kinds of functions of automatically cleaning concurrently.In nanometer two
Titania addition boron nitrogen element, can forbidden band in introduce doped energy-band, make forbidden band narrow, can the longer light of absorbing wavelength, light
Absorb band edge red shift, widened photoresponse scope, improve quantum efficiency, thus be favorably improved photocatalysis efficiency.Singly mixing
Codope on the basis of miscellaneous, light absorbs red shift degree and strengthens further, it is seen that photoresponse strengthens, and under sunlight
Degrading organic pollutant matter.On the other hand the nitrogen co-doped rear titanium dioxide purity of boron is high, and particle size size is uniform, dispersibility
Good, be possible to prevent follow-up in the course of the polymerization process, titanium dioxide reunion in the polymer, affect the performance of coating.
As preferably, the preparation of described boron nitrogen-doped modified nano titanium oxide includes boron nitrogen-doped nanometer titanium dioxide successively
Preparation, boron nitrogen-doped nanometer titanium dioxide surface modification step.
As preferably, the preparation of described boron nitrogen-doped nanometer titanium dioxide comprises the following steps:
(1) boron nitrogen co-doped titanium dioxide sol-gel precursor is prepared;
(2) deionized water is added the nitrogen co-doped nano titanic oxide sol-Gel Precursor of boron obtained in step (1)
In, agitated, stand after obtain boron nitrogen co-doped nano titanium oxide wet gel;
(3) by the boron nitrogen co-doped nano titanium oxide wet gel drying successively obtained through step (2), grind, calcine after
To the nitrogen co-doped nano titanium oxide of boron.
As preferably, the preparation method of the nitrogen co-doped nano titanic oxide sol-Gel Precursor of boron in described step (1)
For: uniformly being mixed with butyl titanate by the dehydrated alcohol that volume ratio is 10~15:1, configuration obtains mixture A;According to upper
The consumption stating butyl titanate weighs boron source and nitrogen source respectively, boron source and nitrogen source is mixed to get mixture B, in described mixture B
Boron source in boron element, nitrogen source in the butyl titanate in nitrogen element and mixture A the mol ratio of titanium elements be: (0.2 ~
0.9): (0.1 ~ 0.8): (1 ~ 10);Mixture A, mixture B are mixed to prepare mixture C, and the pH of regulation mixture C is 3.5-
4.5, stirring prepares boron nitrogen co-doped titanium dioxide sol-gel precursor.
As preferably, described nitrogen source is thiourea or carbamide, and described boron source is boric acid or triethyl borate.
As preferably, in described step (2), stir speed (S.S.) is 20-30r/min, and mixing time is 2-3h.
As preferably, drying temperature and be 40-90 DEG C in described step (3), drying time is 16-30h;Described calcining heat
For 400-500 DEG C, calcination time is 3-5h.
As preferably, the method for described boron nitrogen-doped nanometer titanium dioxide surface modification is: prepare 1.5~3 parts
Boron nitrogen-doped nanometer titanium dioxide join in ethanol water, and make it fully dispersed under strong stirring;At dispersion liquid
Middle addition 0.5~2.5 parts of organo silane coupling agents, after magnetic agitation insulation reaction 1-3 hour, be cooled to room temperature sucking filtration, baking
Dry, grinding obtains the nitrogen-doped modified nano titanium oxide of silanization boron;Described organo silane coupling agent is vinyl triethoxyl
One in silane, vinyltrimethoxy silane, vinyl three (2-methoxy ethoxy) silane.
Use the silane coupler containing vinyl that boron nitrogen-doped nanometer titanium dioxide surface is carried out silanization treatment so that it is
Surface contains vinyl, can improve the compatibility of itself and monomer, it is to avoid reunite, and vinyl can with acrylate monomer altogether
Poly-, it is ensured that the stability of reaction in polymerization process, the storage stability of complex emulsions and nano titanium oxide are at acrylic acid
Excellent dispersion in ester polymer.
The two of the above-mentioned technical purpose of the present invention are achieved through the following technical solutions:
A kind of preparation method of the automatic cleaning coating of automatically cleaning body of wall, it is characterised in that: the boron nitrogen that 1.5~3 parts are prepared
Doping vario-property nano titanium oxide, is dispersed in 15~25 parts of acrylic ester monomers and the mixed liquor of 0.5~2 part of co-emulsifier
In, stirring, ultrasonic disperse, add emulsifying agent that consumption is 2~6 parts, consumption is the deionized water of 50~90 parts, stirring, super
Sound disperses, and is heated to 40~90 DEG C, adds 0.3~0.6 part of initiator, is incubated 3~5h, obtains nano titanium oxide from clear
Clean coating.
In sum, the method have the advantages that
1. puigging is set in body of wall, puigging include multiple baffle and absorb noise foam-rubber cushion, sound difference every
Transmitting between sound-absorbing layer, energy loss is bigger, and soundproof effect is more preferable.The most adjacent baffle, prevents noise from body of wall side
It is transmitted to opposite side.Arrange outside fireprotection layer from close clean layer, make body of wall have sound insulation and two kinds of functions of automatically cleaning concurrently.
2. at nano titanium oxide doped boron-nitrogen element, can forbidden band in introduce doped energy-band, make forbidden band narrow,
The light that energy absorbing wavelength is longer, the red shift of optical absorption band limit, widen photoresponse scope, improve quantum efficiency, thus help
In improving photocatalysis efficiency.Codope on the basis of single doping, light absorbs red shift degree and strengthens further, it is seen that photoresponse
Strengthen, and degrading organic pollutant matter under sunlight.On the other hand the nitrogen co-doped rear titanium dioxide purity of boron is high,
Particle size size is uniform, good dispersion, be possible to prevent follow-up in the course of the polymerization process, titanium dioxide reunion in the polymer,
Affect the performance of coating.
3. use the silane coupler modified nano titanium oxide containing vinyl so that it is surface contains vinyl, can improve it
The compatibility with monomer, it is to avoid reunite, and vinyl can be with acrylate monomer copolymerization, it is ensured that react in polymerization process
Stability, the storage stability of complex emulsions and the nano titanium oxide excellent dispersion in acrylate polymer.
Accompanying drawing explanation
Fig. 1 is the structural representation of body of wall of the present invention;
1-the first building block layer in figure, 2-the second building block layer, 31-sound insulation body, 32-baffle, 34-vacuum bag, 35-sound-isolating sponge
Pad, 4-fireprotection layer, 5-self-cleaning layer.
Detailed description of the invention
Embodiment 1
A kind of automatically cleaning body of wall, includes the first building block layer 1, puigging, the second building block layer 2, fireprotection layer 4 and self-cleaning layer successively
5, puigging includes sound insulation body 31, is positioned at multiple baffles 32 of described sound insulation body 31, and multiple baffle 32 is by sound insulation
The inner chamber of body 31 is separated into multiple receiving cavity, is provided with vacuum bag 34, vacuum bag 34 and described appearance in described receiving cavity
Receiving and be provided with sound-isolating sponge pad 35 between cavity inner wall, self-cleaning layer 5 is nano titanium oxide automatic cleaning coating.Above-mentioned automatically cleaning
Layer 5 consists of: according to the mass fraction, its raw material includes following components:
The nitrogen-doped modified nano titanium oxide of boron 1.5
Tert-butyl Methacrylate 15
Sodium lauryl sulphate 2
Hexadecanol 0.5
Potassium peroxydisulfate 0.3
Deionized water 50
The preparation method of above-mentioned automatic cleaning coating is: according to the mass fraction, by 1.5 parts of nitrogen-doped modified nano titanium oxides of boron,
Being dispersed in the mixed liquor of 15 parts of Tert-butyl Methacrylates and 0.5 part of hexadecanol, stirring, ultrasonic disperse, adding consumption is 2
The sodium lauryl sulphate emulsifying agent of part, consumption are the deionized water of 50 parts, stirring, and ultrasonic disperse is heated to 40 DEG C, adds
Enter 0.3 part of potassium peroxydisulfate initiator, be incubated 3h, obtain nano titanium oxide self-cleaning coating.
The preparation of the nitrogen-doped modified nano titanium oxide of above-mentioned boron includes: the preparation of (1) boron nitrogen-doped nanometer titanium dioxide:
Measuring dehydrated alcohol respectively for 10:1 by volume to mix homogeneously with butyl titanate, configuration obtains mixture A;According to butyl titanate
Consumption weigh boric acid and carbamide respectively, mixing, obtain mixture B, nitrogen element, metatitanic acid in boron element, carbamide in its mesoboric acid
In butyl ester, the mol ratio of titanium elements is: 0.2:0.1: 1;Mixture A, mixture B are mixed to prepare mixture C, regulate mixture C
PH be 4, stirring prepares boron nitrogen co-doped titanium dioxide sol-gel precursor, through 20r/min stir speed (S.S.), stirs 2h, quiet
Postpone and obtain boron nitrogen co-doped nano titanium oxide wet gel, be then passed through at 40 DEG C drying 16h, grinding, warp in Muffle furnace
After 400 DEG C of calcining 3h, obtain boron nitrogen-doped nanometer titanium dioxide.
(2) boron nitrogen-doped nanometer titanium dioxide surface modification: according to the mass fraction, the boron nitrogen prepared 1.5 parts is mixed
Miscellaneous nano titanium oxide joins in ethanol water, and makes it fully dispersed under strong stirring;0.5 is added in dispersion liquid
Part vinyltrimethoxy silane coupling agent, magnetic agitation insulation reaction is after 1 hour, is cooled to room temperature sucking filtration, dries, grinds
Obtain the nitrogen-doped modified nano titanium oxide of boron.
Embodiment 2
A kind of automatically cleaning body of wall, includes the first building block layer 1, puigging, the second building block layer 2, fireprotection layer 4 and self-cleaning layer successively
5, puigging includes sound insulation body 31, is positioned at multiple baffles 32 of described sound insulation body 31, and multiple baffle 32 is by sound insulation
The inner chamber of body 31 is separated into multiple receiving cavity, is provided with vacuum bag 34, vacuum bag 34 and described appearance in described receiving cavity
Receiving and be provided with sound-isolating sponge pad 35 between cavity inner wall, self-cleaning layer 5 is nano titanium oxide automatic cleaning coating.Above-mentioned automatically cleaning
Layer 5 consists of: according to the mass fraction, its raw material includes following components:
The nitrogen-doped modified nano titanium oxide of boron 3
2-(Acryloyloxy)ethanol 25
Tween 80 6
N-amyl alcohol 2
Hydrogen peroxidase 10 .6
Deionized water 90
The preparation method of above-mentioned automatic cleaning coating is: according to the mass fraction, by 3 parts of nitrogen-doped modified nano titanium oxides of boron, point
It is dispersed in the mixed liquor of 25 parts of 2-(Acryloyloxy)ethanols and 6 parts of n-amyl alcohols, stirring, ultrasonic disperse, adds the tween that consumption is 6 parts
80 emulsifying agents, consumption are the deionized water of 90 parts, stirring, and ultrasonic disperse is heated to 40 DEG C, adds 0.6 part of hydrogen peroxide
Initiator, is incubated 3h, obtains modified nano-titanium dioxide self-cleaning coating.
The preparation method of the nitrogen-doped modified nano titanium oxide of above-mentioned boron is: the system of (1) boron nitrogen-doped nanometer titanium dioxide
Standby: to measure dehydrated alcohol respectively for 15:1 by volume and mix homogeneously with butyl titanate, configuration obtains mixture A;According to metatitanic acid
The consumption of butyl ester weighs triethyl borate and thiourea respectively, mixing, obtains mixture B, wherein boron element, sulfur in triethyl borate
In urea, in nitrogen element, butyl titanate, the mol ratio of titanium elements is: 0.9:0.8: 10;Mixture A, mixture B are mixed to prepare mixed
Compound C, the pH of regulation mixture C is 4, and stirring prepares boron nitrogen co-doped titanium dioxide sol-gel precursor, through 30r/min
Stir speed (S.S.), stir 3h, obtain boron nitrogen co-doped nano titanium oxide wet gel after standing, be then passed through at 90 DEG C dry 30h,
Grind, in Muffle furnace after 500 DEG C of calcining 5h, obtain boron nitrogen-doped nanometer titanium dioxide.
(2) boron nitrogen-doped nanometer titanium dioxide surface modification: according to the mass fraction, the boron N doping that 3 parts are prepared
Nano titanium oxide joins in ethanol water, and makes it fully dispersed under strong stirring;2.5 parts are added in dispersion liquid
VTES coupling agent, magnetic agitation insulation reaction is after 3 hours, is cooled to room temperature sucking filtration, dries, grinds
To the nitrogen-doped modified nano titanium oxide of boron.
Embodiment 3
A kind of automatically cleaning body of wall, includes the first building block layer 1, puigging, the second building block layer 2, fireprotection layer 4 and self-cleaning layer successively
5, puigging includes sound insulation body 31, is positioned at multiple baffles 32 of described sound insulation body 31, and multiple baffle 32 is by sound insulation
The inner chamber of body 31 is separated into multiple receiving cavity, is provided with vacuum bag 34, vacuum bag 34 and described appearance in described receiving cavity
Receiving and be provided with sound-isolating sponge pad 35 between cavity inner wall, self-cleaning layer 5 is nano titanium oxide automatic cleaning coating.Above-mentioned automatically cleaning
Layer 5 consists of: according to the mass fraction, its raw material includes following components:
The nitrogen-doped modified nano titanium oxide of boron 2
Acrylic acid-2-ethyl ester 20
Polyoxyethylene 20 sorbitan trioleate 4
Hexadecane 1.5
Ammonium persulfate. 0.5
Deionized water 70
The preparation method of above-mentioned automatic cleaning coating is: according to the mass fraction, by 2 parts of nitrogen-doped modified nano titanium oxides of boron, point
Being dispersed in the mixed liquor of 20 parts of acrylic acid-2-ethyl esters and 1.5 parts of hexadecanes, stirring, ultrasonic disperse, adding consumption is 4 parts
Polyoxyethylene 20 sorbitan trioleate emulsifying agent, consumption be the deionized water of 70 parts, stirring, ultrasonic disperse, heating rises
Temperature, to 40 DEG C, adds 0.5 part of ammonium persulfate initiator, is incubated 3h, obtains modified nano-titanium dioxide self-cleaning coating.
The preparation method of above-mentioned boron N doping cladding nano titanium oxide is: the system of (1) boron nitrogen-doped nanometer titanium dioxide
Standby: to measure dehydrated alcohol respectively for 12:1 by volume and mix homogeneously with butyl titanate, configuration obtains mixture A;According to metatitanic acid
The consumption of butyl ester weighs boric acid and carbamide respectively, mixing, obtains mixture B, nitrogen element in boron element, carbamide in its mesoboric acid,
In butyl titanate, the mol ratio of titanium elements is: 0.6:0.5: 6;Mixture A, mixture B are mixed to prepare mixture C, and regulation is mixed
The pH of compound C is 4, and stirring prepares boron nitrogen co-doped titanium dioxide sol-gel precursor, through 25r/min stir speed (S.S.), stirring
2.5h, obtains boron nitrogen co-doped nano titanium oxide wet gel after standing, be then passed through at 70 DEG C drying 25h, grinding, in Muffle
In stove after 450 DEG C of calcining 4.5h, obtain boron nitrogen-doped nanometer titanium dioxide.
(2) boron nitrogen-doped nanometer titanium dioxide surface modification: the boron nitrogen-doped nanometer titanium dioxide prepared 2 parts adds
Enter in ethanol water, and make it fully dispersed under strong stirring;1.5 parts of vinyl three (2-first are added in dispersion liquid
Epoxide ethyoxyl) silane coupler, magnetic agitation insulation reaction is after 2 hours, is cooled to room temperature sucking filtration, dries, grinds and obtain
The nitrogen-doped modified nano titanium oxide of boron.
Embodiment 4
A kind of automatically cleaning body of wall, includes the first building block layer 1, puigging, the second building block layer 2, fireprotection layer 4 and self-cleaning layer successively
5, puigging includes sound insulation body 31, is positioned at multiple baffles 32 of described sound insulation body 31, and multiple baffle 32 is by sound insulation
The inner chamber of body 31 is separated into multiple receiving cavity, is provided with vacuum bag 34, vacuum bag 34 and described appearance in described receiving cavity
Receiving and be provided with sound-isolating sponge pad 35 between cavity inner wall, self-cleaning layer 5 is nano titanium oxide automatic cleaning coating.Above-mentioned automatically cleaning
Layer 5 consists of: according to the mass fraction, its raw material includes following components:
The nitrogen-doped modified nano titanium oxide of boron boron 2.5
Methyl methacrylate 18
Enuatrol 3
Hexalin 1.1
Potassium peroxydisulfate 0.4
Deionized water 60
The preparation method of above-mentioned automatic cleaning coating is: according to the mass fraction, according to the mass fraction, by nitrogen-doped modified for 2.5 parts of boron
Nano titanium oxide, is dispersed in the mixed liquor of 18 parts of methyl methacrylates and 1.1 parts of Hexalin, stirring, ultrasonic disperse, then
Add enuatrol emulsifying agent that consumption is 3 parts, consumption is the deionized water of 60 parts, stirring, and ultrasonic disperse is heated to 40
DEG C, add 0.4 part of potassium peroxydisulfate initiator, be incubated 3h, obtain nano titanium oxide self-cleaning coating.The nitrogen-doped modified nanometer of boron
The preparation method of titanium dioxide is with embodiment 1.
Embodiment 5
A kind of sound insulation automatically cleaning body of wall, it is characterised in that: include the first building block layer 1, puigging, the second building block layer 2, fire prevention successively
Layer 4 and self-cleaning layer 5, puigging includes sound insulation body 31, is positioned at multiple baffles 32 of described sound insulation body 31, multiple
The inner chamber of sound insulation body 31 is separated into multiple receiving cavity by baffle 32, is provided with vacuum bag 34, very in described receiving cavity
Being provided with sound-isolating sponge pad 35 between empty bag 34 and described receiving cavity inwall, self-cleaning layer 5 is nano titanium oxide automatically cleaning
Coating.Consisting of of above-mentioned self-cleaning layer 5: according to the mass fraction, its raw material includes following components:
Boron N doping cladding nano titanium oxide 2.8
2-(Acryloyloxy)ethanol 22
Dodecylbenzene sodium sulfonate 5
N-amyl alcohol 1.8
Ammonium persulfate. 0.5
Deionized water 80
The preparation method of above-mentioned automatic cleaning coating is: according to the mass fraction, by 2.8 parts of nitrogen-doped modified nano titanium oxides of boron,
Being dispersed in the mixed liquor of 22 parts of 2-(Acryloyloxy)ethanols and 1.8 parts of n-amyl alcohols, stirring, ultrasonic disperse, adding consumption is 5 parts
Dodecylbenzene sodium sulfonate emulsifying agent, consumption are the deionized water of 80 parts, stirring, and ultrasonic disperse is heated to 40 DEG C, adds
0.5 part of ammonium persulfate initiator, is incubated 3h, obtains modified nano-titanium dioxide self-cleaning coating.The nitrogen-doped modified nanometer of boron two
The preparation method of titanium oxide is with embodiment 2.
Comparative example 1
Difference with embodiment 1 is that nano titanium oxide that automatic cleaning coating uses is not through any process.
Performance test
1. contact angle detection: direct spraying self-cleaning coating of the present invention on construction wall, forms automatic cleaning coating, standard conditions
Lower placement uses static contact angle instrument detection water contact angle after 7 days, result is as shown in the table:
Table 1 contact angle detection
2. photocatalysis checking: carry out photocatalytic activity evaluation for target degradation product with 20mg/L methyl orange solution.Measure 50mL mesh
Mark degradation product solution, in culture dish, by scribbling the glass substrate of self-cleaning coating formation coating, is immersed in target solution respectively,
And culture dish is placed in photocatalytic reaction device.Light source is the xenon lamp of 300W, at a distance of 20cm between sample and light source, with 722
Type visible spectrophotometer measures the absorbance of target degradation product.With methyl orange solution a length of ginseng of maximum absorption wave at 465 nm
According to position, timing measures each example absorbance after Xenon light shining, thus calculates methyl orange solution residual concentration percentage ratio.Table
2 is methyl orange residual concentration percentage ratio.
Table 2 methyl orange residual concentration percentage ratio.
The water contact angle number of degrees from table 1 are it can be seen that the relative contrast example present invention has good hydrophilic, along with light
According to the increase of time, scribble the glass substrate water contact angle contact angle of formation coating of the self-cleaning coating of the present invention increasingly
Little, illustrate that wettability is become better and better, and wettability is better than not through processing nanometer titanium dioxide coating, through illumination in four days
The coating contact angle of the present invention is zero, and complete wetting has Superhydrophilic.From table 2, methyl orange residual concentration percentage ratio is permissible
Find out, through the nanometer titanium dioxide coating that doped boron-nitrogen is modified, the degradation rate of methyl orange is not significantly larger than had modified painting
Layer.This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, and those skilled in the art are readding
As required the present embodiment can be made after running through this specification and there is no the amendment of creative contribution, but as long as the present invention's
All protected by Patent Law in right.
Claims (9)
1. an automatically cleaning body of wall, it is characterised in that: include the first building block layer (1), puigging, the second building block layer (2) successively, prevent
Fire bed (4) and self-cleaning layer (5), described puigging includes sound insulation body (31), is positioned at the multiple of described sound insulation body (31)
Baffle (32), the inner chamber of described sound insulation body (31) is separated into multiple receiving cavity by multiple described baffles (32), described
Be provided with vacuum bag (34) in receiving cavity, the gap between described vacuum bag (34) and described receiving cavity cavity wall be filled with every
Sound foam-rubber cushion (35), described self-cleaning layer (5) is nano titanium oxide automatic cleaning coating, and described self-cleaning layer (5) presses mass parts
Number meter, its composition includes following components:
The nitrogen-doped modified nano titanium oxide of boron 1.5~3
Acrylic ester monomer 15~25
Emulsifying agent 2~6
Co-emulsifier 0.5~2
Initiator 0.3~0.6
Deionized water 50~90
Described acrylic monomer is methyl methacrylate, Tert-butyl Methacrylate, acrylic acid-2-ethyl ester, acrylic acid
In hydroxyl ethyl ester one or more;Described co-emulsifier is hexadecane, hexadecanol, n-amyl alcohol or Hexalin;Described emulsifying agent is oil
Acid sodium, sodium lauryl sulphate, dodecylbenzene sodium sulfonate, Tween 80, polysorbas20, polyoxyethylene 20 sorbitan trioleate
In one or more, described initiator is the one in hydrogen peroxide, potassium peroxydisulfate, Ammonium persulfate..
A kind of automatically cleaning body of wall the most according to claim 1, it is characterised in that: the nitrogen-doped modified nanometer titanium dioxide of described boron
Titanium preparation includes the preparation of boron nitrogen-doped nanometer titanium dioxide, boron nitrogen-doped nanometer titanium dioxide surface modification step successively.
Described a kind of automatically cleaning body of wall the most according to claim 2, it is characterised in that: described boron nitrogen-doped nanometer dioxy
The preparation changing titanium comprises the following steps:
(1) boron nitrogen co-doped titanium dioxide sol-gel precursor is prepared;
(2) deionized water is added the nitrogen co-doped nano titanic oxide sol-Gel Precursor of boron obtained in step (1)
In, agitated, stand after obtain boron nitrogen co-doped nano titanium oxide wet gel;
(3) by the boron nitrogen co-doped nano titanium oxide wet gel drying successively obtained through step (2), grind, calcine after
To the nitrogen co-doped nano titanium oxide of boron.
A kind of automatically cleaning body of wall the most according to claim 3, it is characterised in that: in described step (1), boron is nitrogen co-doped receives
The preparation method of rice titania sol-gel presoma is: by dehydrated alcohol that volume ratio is 10~15:1 and butyl titanate
Uniformly mixing, configuration obtains mixture A;Consumption according to above-mentioned butyl titanate weighs boron source and nitrogen source respectively, by boron source
It is mixed to get mixture B, in the middle boron source of described mixture B in boron element, nitrogen source in nitrogen element and mixture A with nitrogen source
In butyl titanate, the mol ratio of titanium elements is: (0.2 ~ 0.9): (0.1 ~ 0.8): (1 ~ 10);Mixture A, mixture B are mixed system
Obtaining mixture C, the pH of regulation mixture C is 3.5-4.5, and stirring prepares boron nitrogen co-doped titanium dioxide sol-gel precursor.
A kind of automatically cleaning body of wall the most according to claim 4, it is characterised in that: described nitrogen source is thiourea or carbamide, described
Boron source is boric acid or triethyl borate.
A kind of automatically cleaning body of wall the most according to claim 3, it is characterised in that: in described step (2), stir speed (S.S.) is 20-
30r/min, mixing time is 2-3h.
A kind of automatically cleaning body of wall the most according to claim 3, it is characterised in that: drying temperature in described step (3) is 40-
90 DEG C, drying time is 16-30h;Described calcining heat is 400-500 DEG C, and calcination time is 3-5h.
8. according to a kind of automatically cleaning body of wall described in claim 2-7 any claim, it is characterised in that: described boron N doping
The method of Surface Modification of Nanosized Titanium Dioxide is: the boron nitrogen-doped nanometer titanium dioxide prepared 1.5~3 parts joins second
In alcohol-water solution, and make it fully dispersed under strong stirring;0.5~2.5 part of organo silane coupling agent is added in dispersion liquid,
After magnetic agitation insulation reaction 1-3 hour, it is cooled to room temperature sucking filtration, dries, grind and obtain that silanization boron is nitrogen-doped modified to be received
Rice titanium dioxide;Described organo silane coupling agent is VTES, vinyltrimethoxy silane, vinyl three
One in (2-methoxy ethoxy) silane.
The preparation method of the automatic cleaning coating of a kind of automatically cleaning body of wall the most according to claim 8, it is characterised in that: will
1.5~3 parts of nitrogen-doped modified nano titanium oxides of the boron prepared, are dispersed in 15~25 parts of acrylic ester monomers and 0.5
~in the mixed liquor of 2 parts of co-emulsifier, stirring, ultrasonic disperse, add emulsifying agent that consumption is 2~6 parts, consumption is 50~90
The deionized water of part, stirring, ultrasonic disperse, it is heated to 40~90 DEG C, adds 0.3~0.6 part of initiator, be incubated 3~5h,
Obtain nano titanium oxide automatic cleaning coating.
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