WO2000046154A1 - Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase - Google Patents
Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase Download PDFInfo
- Publication number
- WO2000046154A1 WO2000046154A1 PCT/JP1999/000477 JP9900477W WO0046154A1 WO 2000046154 A1 WO2000046154 A1 WO 2000046154A1 JP 9900477 W JP9900477 W JP 9900477W WO 0046154 A1 WO0046154 A1 WO 0046154A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- anatase
- composite oxide
- titanium
- gel
- titania
- Prior art date
Links
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 title abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 17
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 17
- 150000003609 titanium compounds Chemical class 0.000 claims abstract description 17
- 239000010936 titanium Substances 0.000 claims description 60
- 229910052719 titanium Inorganic materials 0.000 claims description 56
- 239000010409 thin film Substances 0.000 claims description 37
- 239000000758 substrate Substances 0.000 claims description 31
- 229920000620 organic polymer Polymers 0.000 claims description 21
- 108010025899 gelatin film Proteins 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- -1 titanium alkoxide Chemical class 0.000 claims description 8
- 229910021645 metal ion Inorganic materials 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 229910001111 Fine metal Inorganic materials 0.000 claims 1
- 239000002923 metal particle Substances 0.000 claims 1
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 239000011941 photocatalyst Substances 0.000 abstract description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 56
- 239000000243 solution Substances 0.000 description 30
- 239000010408 film Substances 0.000 description 16
- 229920001223 polyethylene glycol Polymers 0.000 description 16
- 239000002202 Polyethylene glycol Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 13
- 229910010413 TiO 2 Inorganic materials 0.000 description 12
- 239000011521 glass Substances 0.000 description 12
- 238000000862 absorption spectrum Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 235000019441 ethanol Nutrition 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 239000013078 crystal Substances 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000007062 hydrolysis Effects 0.000 description 6
- 238000006460 hydrolysis reaction Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- 229910003849 O-Si Inorganic materials 0.000 description 4
- 229910003872 O—Si Inorganic materials 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 230000003796 beauty Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000004627 transmission electron microscopy Methods 0.000 description 4
- BZSVVCFHMVMYCR-UHFFFAOYSA-N 2-pyridin-2-ylpyridine;ruthenium Chemical compound [Ru].N1=CC=CC=C1C1=CC=CC=N1.N1=CC=CC=C1C1=CC=CC=N1.N1=CC=CC=C1C1=CC=CC=N1 BZSVVCFHMVMYCR-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000013081 microcrystal Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 235000005985 organic acids Nutrition 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910052715 tantalum Inorganic materials 0.000 description 3
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 3
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 2
- 241000287463 Phalacrocorax Species 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000012327 Ruthenium complex Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 241001621335 Synodontidae Species 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052571 earthenware Inorganic materials 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000024 high-resolution transmission electron micrograph Methods 0.000 description 2
- 229910001510 metal chloride Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000006303 photolysis reaction Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 229910001887 tin oxide Inorganic materials 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- UHDGCWIWMRVCDJ-UHFFFAOYSA-N 1-beta-D-Xylofuranosyl-NH-Cytosine Natural products O=C1N=C(N)C=CN1C1C(O)C(O)C(CO)O1 UHDGCWIWMRVCDJ-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- BWLBGMIXKSTLSX-UHFFFAOYSA-N 2-hydroxyisobutyric acid Chemical compound CC(C)(O)C(O)=O BWLBGMIXKSTLSX-UHFFFAOYSA-N 0.000 description 1
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- MGADZUXDNSDTHW-UHFFFAOYSA-N 2H-pyran Chemical compound C1OC=CC=C1 MGADZUXDNSDTHW-UHFFFAOYSA-N 0.000 description 1
- ACNUVXZPCIABEX-UHFFFAOYSA-N 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(N)C=C1OC1=CC(N)=CC=C21 ACNUVXZPCIABEX-UHFFFAOYSA-N 0.000 description 1
- GOLORTLGFDVFDW-UHFFFAOYSA-N 3-(1h-benzimidazol-2-yl)-7-(diethylamino)chromen-2-one Chemical compound C1=CC=C2NC(C3=CC4=CC=C(C=C4OC3=O)N(CC)CC)=NC2=C1 GOLORTLGFDVFDW-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical compound N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UHDGCWIWMRVCDJ-PSQAKQOGSA-N Cytidine Natural products O=C1N=C(N)C=CN1[C@@H]1[C@@H](O)[C@@H](O)[C@H](CO)O1 UHDGCWIWMRVCDJ-PSQAKQOGSA-N 0.000 description 1
- GSNUFIFRDBKVIE-UHFFFAOYSA-N DMF Natural products CC1=CC=C(C)O1 GSNUFIFRDBKVIE-UHFFFAOYSA-N 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 108091005804 Peptidases Proteins 0.000 description 1
- 102000035195 Peptidases Human genes 0.000 description 1
- 241000287462 Phalacrocorax carbo Species 0.000 description 1
- 240000007643 Phytolacca americana Species 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 244000000231 Sesamum indicum Species 0.000 description 1
- 235000003434 Sesamum indicum Nutrition 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- NYTOUQBROMCLBJ-UHFFFAOYSA-N Tetranitromethane Chemical compound [O-][N+](=O)C([N+]([O-])=O)([N+]([O-])=O)[N+]([O-])=O NYTOUQBROMCLBJ-UHFFFAOYSA-N 0.000 description 1
- 241000705989 Tetrax Species 0.000 description 1
- 108010070926 Tripeptide aminopeptidase Proteins 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- UHDGCWIWMRVCDJ-ZAKLUEHWSA-N cytidine Chemical compound O=C1N=C(N)C=CN1[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O1 UHDGCWIWMRVCDJ-ZAKLUEHWSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- VYXSBFYARXAAKO-UHFFFAOYSA-N ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride Chemical compound [Cl-].C1=2C=C(C)C(NCC)=CC=2OC2=CC(=[NH+]CC)C(C)=CC2=C1C1=CC=CC=C1C(=O)OCC VYXSBFYARXAAKO-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000990 laser dye Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000007540 photo-reduction reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 235000019833 protease Nutrition 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- YAYGSLOSTXKUBW-UHFFFAOYSA-N ruthenium(2+) Chemical compound [Ru+2] YAYGSLOSTXKUBW-UHFFFAOYSA-N 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 102000022575 tripeptide aminopeptidase activity proteins Human genes 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
- B01J37/033—Using Hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/28—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of the platinum group metals, iron group metals or copper
- B01J31/30—Halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
Definitions
- the invention of this application relates to a method for producing an anatase-type titania or an anatase-type titanium-containing composite oxide. More specifically, the invention of Itokoda's application is useful as a photocatalyst, a bactericidal material, an antibacterial material, etc., and in various shapes, 1 oo ° c. Production of new anatase-type titanium or composite oxide containing anatase-type titanium that can be produced at the following low temperatures: It is about methods. Background art
- Titanium as an oxide of titanium (T i), in particular, manganese-type titanium, is known as a photolysis catalyst, an electrode material for a photovoltaic cell, and the like.
- T i titanium
- manganese-type titanium titanium
- photolysis catalyst an electrode material for a photovoltaic cell
- the visacile acetonate titanium diisoproboxide is a visacet.
- acetic E Chiruchi data two U beam Jie source profile Po key sheet de and Re use the Kei acid, Te T i 0 2 - and this the S io 2 based composite oxide is produced as a Anal data Ichizesho If the order to Ru precipitate containing 9 4 mo 1% T i 0 2 is 5 0 0 ° C or more, 8 9 ⁇ 6 7 mol% T i when O containing 2 7 5 0 ° C Ru Oh amorphous be subjected to heat treatment in 1 0 0 0 ° C in the case of including more and this heat treatment is Ru Oh required at high temperatures, is et to 5 0 111 0 1% T1s 0 2 This was reported and reported (Y.
- T i O 2 requires also 4 5 0 ° C or more high-temperature heat treatment in a single component, is T i O 2 in al —
- an anatase-type titania or an anatase substrate is used for a substrate having low heat resistance, such as an organic polymer substrate, or a living tissue that is vulnerable to high temperature, reduced pressure and high pressure. It was basically impossible to form a composite oxide containing ze-type titania.
- the invention of the present application solves the above-mentioned problems of the prior art, and provides an anatase-type titania at a milder temperature and at a normal pressure.
- A It is possible to produce composite oxides containing anatase-type titania, which can be used for the production of low heat-resistant polymer materials and biological tissues. It can be formed on various substrates, and can be used as a composite oxide containing anatase-type titanium or anatase-type titanium. It is an object of the present invention to provide a new manufacturing method that can be formed into various shapes such as bulk, thin film, fiber, powder and the like. . Disclosure of invention
- the invention of this application is to form a gel containing metal oxide from a solution containing a titanium compound having hydrolyzability, Thereafter, the gel is reacted with moisture at a temperature of 100 ° C or less, and the
- the solution containing the hydrolyzable titanium compound contains an organic polymer
- the gel body contains the metal oxide and the organic polymer.
- a functional molecule or metal ion is dissolved in warm water, and the anathanase type Methods of doping functional molecules and metal fine particles into composite oxides containing tantalum or anatase-type titania, and methods of manufacturing thin films on substrates, etc. Also provide.
- the invention of the present application further relates to an anatase-type titania obtained by the above-mentioned method or a composite containing the anatase-type titania. It also provides the oxide itself.
- a transparent anatase-type titanium thin film or an anatase-type titanium film which was difficult to produce in the prior art. Since it becomes possible to form an oxide-containing composite oxide thin film on a variety of substrates by a low-temperature process, its application fields are extremely promising.
- FIG. 1 shows a high-resolution partial cross section of a thin film of Example 1 of the present invention.
- FIG. 4 is a diagram showing a transmission electron micrograph.
- FIG. 2 is a diagram showing a result of performing a Fourier transform on the image-processed FIG. 1 and performing a lattice fringe analysis.
- Scan pop DOO Anal te peptidase T i 0 2 in a characteristic (1 0 1) that corresponds to the surface (1 0 3) surface.
- FIG. 3 is a diagram showing infrared absorption spectra of the thin film before and after the hot water treatment in Example 1.
- the present invention includes metal oxides from a solution containing at least a titanium compound that is hydrolyzable.
- a gel body is formed, and then the metal body containing the metal oxide is reacted with water to form an anatase-type titanate or an anatase-type titanate.
- the invention of this application having such characteristics is intended to hydrolyze a titanium compound having a hydrolyzability.
- the hydrolyzable titanium compound in the present invention may be any of a variety of compounds, for example, Tetraisoporoki. Shi Ji data emission (T i (OCH (CH 3 ) 2) 4), Te preparative La Bruno Le Mas Le Bed preparative key cytidine data emission (T i (OCH 2 CH 2 CH).
- Si, A1, B, P, Ta, Zr may be selected depending on the purpose and application.
- Alkoxides, metal salts of organic acids, metal chlorides or their derivatives Thus, a composite oxide can be formed.
- These starting materials can also be used alone or in combination of two or more.
- the starting material is dissolved in a solvent and, if necessary, hydrolyzed using an acid or base catalyst.
- the solvents used in this case are methanol, ethanol, and 2-prono.
- hydrocarbons such as benzene, benzene, hexene, hexane, halogenated hydrocarbons, tetan
- examples include various organic solvents such as lahydrofuran (THF), acetonitrile, DMF, and DMSO.
- the hydrolysis catalyst include mineral acids and organic acids such as hydrochloric acid, nitric acid, acetic acid, sulfuric acid, and phosphoric acid, and bases such as ammonia and amine.
- the finally obtained anatase-type titanium or a complex oxide containing anatase-type titanium is obtained.
- an organic polymer for the purpose of controlling the specific surface area and pore characteristics, it is necessary to add an organic polymer to a solution containing at least a titanium compound having hydrolyzability. it can .
- the resulting gel is an organic-inorganic composite containing a metal oxide and an organic polymer, and the specific surface area and pore characteristics are controlled by eluting the organic polymer with a solvent.
- a composite oxide containing anatase-type titania or anatase-type titania can be synthesized.
- the organic polymer previously added to the gel body is eluted by the hot water treatment, and the volume occupied by the organic polymer in the gel becomes voids, facilitating the penetration of the hot water.
- it acts to promote the precipitation of anatase crystals from inside the gel body.
- an organic polymer there is a polyethylene glycol.
- Polyester glycols such as loose, hydroxypropyl cellulose, polyvinyl alcohol, polyvinyl acetate, etc.
- water-soluble organic polymers such as poly (vinyl chloride).
- the specific surface area and the pore volume increase as the amount of the organic polymer added increases.
- the larger the specific surface area and the pore volume the more the precipitation of anatase crystal is promoted, and the better its dispersibility becomes.
- the organic polymer can be arbitrarily weighted relative to the composite oxide, for example, from about 0.011 to about 100%. From the viewpoint of sex, etc., it is preferable to set the force in the range of 0.1 to 10 s.
- Reacting a gel body containing a metal oxide derived from a hydrolyzable titanium compound with water at a temperature of 10 o ° c or less requires treatment with warm water.
- the temperature of the hot water that can be easily attained can be set at any temperature of 100 ° C or less, but setting it to 50 ° C or more increases the processing speed. Is preferred.
- the reaction with moisture at a temperature of 1 o o ° c or less can be performed under normal pressure. Of course, if desired, the pressure may be reduced or the pressure may be increased.
- the functional molecules are dissolved in the warm water.
- the functional molecule is doped into an anatase-type titanium or a composite oxide metal oxide containing anatase-type titanium.
- Functional molecules include tris-bipyridin ruthenium (H) complex, (2,2'-biviridine) [2— (2_pyridyl) benziimi Dazole] Ruthenium complex for photovoltaic cells, such as ruthenium (II) complex, laser dyes such as rhodamin B, rhodamin 6G, and coumarin, spirolo Examples include photochromic dyes such as pyran and methyl neurogen.
- a metal ion is dissolved in warm water, and further reduction treatment is performed, whereby anatase-type titanium or anatase-type titanium is obtained.
- the metal fine particles can be supported on a composite oxide metal oxide containing tantalum.
- the metal ion include noble metal ions such as platinum, gold, silver, and copper. Of course, it is not limited to this.
- various shapes such as a thin film, a powder, a bulk and the like are used in the form of an anatase-type titanium or an anata-type titanium.
- a composite oxide or the like containing near can be formed.
- a solution containing at least a hydrolyzable titanium compound or the like is subjected to a dipping method or a sipping method.
- An anatase type is obtained by forming a gel thin film containing a metal oxide on a substrate by a coating method, and then reacting the gel thin film containing the metal oxide with moisture.
- a composite oxide thin film containing titania or anatase-type titania can be obtained.
- Substrates are glass, ceramics, metals, and polymers Any substrate such as a living tissue can be used.
- a material having low heat resistance such as a polymer or a biological tissue or a material having poor resistance under reduced pressure or pressurized environment can effectively exert the effect of the low-temperature synthesis of the present invention.
- Glass substrates, such as non-alkaline glass and low expansion crystallized glass, on which a transparent conductive thin film is formed, can be used as electrodes for photovoltaic cells. it can .
- a solution containing at least a hydrolyzable titanium compound is hydrolyzed under acidic conditions, and then added dropwise to a basic solution. It can be prepared by the following method. The particles are once recovered using a method such as centrifugation, and if necessary, dried or heat-treated, and then re-dispersed in an appropriate dispersion medium to react with water. be able to .
- a metal oxide is contained from a solution containing at least a hydrolyzable titanium compound.
- a gel body is formed, and then the gel body is reacted with water at a temperature of 100 ° C or lower to thereby give an anatase type titanium or an anatase type titanium.
- water molecules such as warm water attack a hydrolyzable monocondensate of a titanium compound having hydrolyzability, dissociation of a bond with another oxide, and Tio 2 Since it has the effect of promoting the aggregation, nucleation, and nucleus growth of the components, the formation of an anatase-type titania can be achieved under the following extremely soft conditions with 100. are doing . In addition, it is important to reduce the amount of hydrolyzable titanium compounds.
- the organic polymer added to the solution containing also has the effect of controlling the specific surface area and pore characteristics of the obtained metal oxide and promoting the precipitation of the anatase crystal phase. .
- the composite oxide containing the anatase-type titanium or the anatase-type titanium according to the present invention can be used as a thin film, fiber, powder, or bulk material.
- Various shapes can be manufactured.
- a transparent anatase-type titania thin film or an anatase-type titanium-containing composite oxide which has been difficult to produce by the conventional technique.
- the possibility of forming thin films on a variety of substrates in a low-temperature process makes the field of application very promising and promising.
- the anatase-type titanium or the composite oxide containing anatase-type titanium according to the present invention can be applied as a photocatalyst. is there .
- the anatase-type titanium or the composite oxide containing anatase-type titanium according to the present invention can be used at a low temperature of 10 ° C or lower. Since it is possible to precipitate titanium type titania, it can be formed into organic polymers, biological tissues, and the like, which were difficult to form conventionally.
- FIG. 1 in the attached drawing is a diagram based on a high-resolution transmission electron micrograph of a partial cross section of the thin film of Example 1 of the present invention.
- FIG. 2 shows the results of Fourier transform of image-processed Fig. 1 and lattice fringe analysis.
- the mixture was stirred at room temperature for 30 minutes to effect hydrolysis.
- the molar ratio of water to silicon alcohol was set to 4.
- the titanium solution was added to the solution so that the final molar ratio of oxides of titanium dioxide and silicon dioxide was 16.5: 83.5.
- Ranolmalbutoxide was dissolved and stirred for 30 minutes to initiate hydrolysis.
- the obtained solution was colorless and transparent, and was further diluted with an ethyl alcohol to adjust the thickness of a film formed by applying the solution to a substrate.
- the porosity of the thin film immediately after Ri by the hot water treatment Po Li et Chi Le in g Li co-Lumpur was eluted was found and the child that has Tsu name to about 3 5%.
- the infrared absorption spectrum and the transmission electron microscope observation of the thin film before and after the hot water treatment were performed.
- the infrared absorption spectrum shown in Fig. 3 indicates that 900 cm-- 1 and 2900 cm are assigned to polyethylene glycol by hot water treatment.
- the absorption spectrum near 135 cm- 1 was completely disappeared, and it was evident that it was eluted from the polyethylene glycol force S gel film force.
- the thin film exhibited yellow and transparent due to absorption of the ruthenium complex.
- the SiO 2 component was eluted and released, and that it promoted the precipitation of anatase crystals.
- a solution consisting of 5 moles of ethyl alcohol with respect to i-mol of titanium dioxide was prepared.
- Solution to dilute hydrochloric acid (3 wt. / 0) of this was Tsu Do your child by Ri hydrolysis and this you stirring for 30 minutes at room temperature was added.
- the resulting solution was colorless and transparent, and was further diluted with ethyl alcohol in order to adjust the thickness of the film formed by coating the substrate.
- Polyethylene glycol (PEG) having an average molecular weight of 600 was added to this solution in a weight ratio to the final oxide, titanium dioxide.
- Example 2 The same operation as in Example 2 was performed using a polyethylene terephthalate (PET) substrate. Warm water from TEM observation
- the thin film immersed in (100 ° C) for 5 hours should be translucent titanium, consisting of anatase microcrystals of 10 nm to 30 nm. I understood. From the above results, it is clear that anatase-type titania can be synthesized on a polymer substrate with a low-temperature process of at most 100 ° C. I did.
- Example 2 Prepare the same coating solution as in Example 2, immerse the silicon wafer substrate and the glass plate with no force, and place the polyester resin on each substrate. A gel film consisting of a hydrolyzed monocondensation polymer of the organic compound of titanium and titanium was coated. These were dried by heating at 90 ° C for 30 minutes. Above operation
- a silicon wafer substrate and an alkali-free glass substrate are immersed in the above solution, and a titanium organic compound is hydrolyzed and polycondensed on each substrate. Then, a T i O 2 —S i O 2 gel film was coated. These were dried by heating at 90 ° C for 30 minutes. T i O 2 in Tsu by the above-mentioned operation - to give a S i O 2 gel film.
- the porosity of the obtained thin film is about 9%, which is smaller than that of the thin film obtained by adding the polyethylene glycol of Example 1 and eluted. The porosity was small. This was immersed in warm water (100 ° C) for 5 hours.
- Infrared absorption spectra of the thin film before and after the hot water treatment and observation with a transmission electron microscope were performed. According to the infrared absorption spectrum, the peak water intensity of 955 cm- 1 assigned mainly to the Ti—O—Si bond is decreased by the hot water treatment, The Ti-O-Si bond is dissociated, and the force is increased. Transmission electron microscopy or al warm water treatment line Cormorants previous film, T i O 2 - was found and Oh Ru this by S i O 2 based amorphous gel film.
- the thin film immersed in warm water (100 ° C) for 1 hour has an anatase-type titanium with a force of 10 nm to 30 nm deposited on its surface, regardless of its surface. I knew it was going to work. Based on the above results, the pores generated by the addition and elution of the organic polymer function to efficiently react the water with the TiO 2 component. I understood this. Industrial applicability
- a gel body containing a metal oxide from a solution containing at least a titanium compound having hydrolyzability can be obtained. And then reacting the gel body containing the metal oxide with water at a temperature of 10 ° C. or lower to form an anatase-type titania or an anatase.
- This method includes anatase-type titanium or anatase-type titanium under very soft conditions at normal pressure of 10 o ° c or less. This makes it possible to form a transparent composite oxide thin film on various substrates including low heat-resistant polymer materials and living tissues.
- a composite oxide powder containing anatase-type titanium or anatase-type titanium under extremely soft conditions at normal pressure of 100 ° C or less. Can be synthesized.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99902831A EP1182169A4 (en) | 1999-02-04 | 1999-02-04 | METHOD FOR PRODUCING ANATAS-TITANIUM DIOXIDE OR COMPOSED OXIDES CONTAINING ANATAS-TITANIUM DIOXIDE |
PCT/JP1999/000477 WO2000046154A1 (fr) | 1999-02-04 | 1999-02-04 | Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1999/000477 WO2000046154A1 (fr) | 1999-02-04 | 1999-02-04 | Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000046154A1 true WO2000046154A1 (fr) | 2000-08-10 |
Family
ID=14234858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1999/000477 WO2000046154A1 (fr) | 1999-02-04 | 1999-02-04 | Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1182169A4 (ja) |
WO (1) | WO2000046154A1 (ja) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002097013A (ja) * | 2000-09-22 | 2002-04-02 | Japan Science & Technology Corp | 透明薄膜とその製造方法 |
JP2002234710A (ja) * | 2001-02-06 | 2002-08-23 | Nittetsu Mining Co Ltd | 金属酸化物膜およびその製造方法 |
WO2003068683A1 (en) * | 2002-02-14 | 2003-08-21 | Trustees Of Stevens Institute Of Technology | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
JP2003253157A (ja) * | 2002-02-28 | 2003-09-10 | Furukawa Co Ltd | 貯蔵安定性に優れたチタニア及びチタニア系複合酸化物塗布溶液 |
JP2007022844A (ja) * | 2005-07-15 | 2007-02-01 | Sustainable Titania Technology Inc | 酸化物複合膜、該膜形成用塗布液、該塗布液の製造方法及び該膜の造膜方法。 |
US7473369B2 (en) | 2002-02-14 | 2009-01-06 | The Trustees Of The Stevens Institute Of Technology | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
CN101723445B (zh) * | 2009-12-22 | 2011-08-31 | 上海大学 | 低温溶剂热法制备水溶性纳米二氧化钛的方法 |
WO2012032868A1 (ja) * | 2010-09-09 | 2012-03-15 | Hoya株式会社 | 表面修飾チタニア粒子の製造方法、チタニア粒子分散液およびチタニア粒子分散樹脂 |
JP2012126616A (ja) * | 2010-12-16 | 2012-07-05 | Toyota Central R&D Labs Inc | Co酸化触媒及びそれを用いた排ガス浄化方法 |
US9172124B2 (en) | 2009-10-21 | 2015-10-27 | Iftl-Solar Inc. | Photoelectrode material and photocell material |
CN105664808A (zh) * | 2016-01-13 | 2016-06-15 | 云南大学 | 一种低温制备稳定纳米锐钛矿型二氧化钛醇相溶胶的方法 |
JPWO2016194749A1 (ja) * | 2015-05-29 | 2018-03-15 | 出光興産株式会社 | ポリカーボネート樹脂組成物及びその成形品 |
US10121601B2 (en) | 2012-05-22 | 2018-11-06 | International Frontier Technology Laboratory, Inc. | Photoelectrode material and photocell material |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030021304A (ko) * | 2001-09-05 | 2003-03-15 | (주)이앤비코리아 | 투명 아나타제형 이산화티타늄 졸 제조방법 |
WO2004089543A1 (en) * | 2003-03-31 | 2004-10-21 | Pirelli & C. S.P.A. | Method for producing film of semiconductive metal oxide |
US7459320B2 (en) | 2003-03-31 | 2008-12-02 | Pirelli & C. S.P.A. | Method for producing a photovoltaic device |
US7144840B2 (en) * | 2004-07-22 | 2006-12-05 | Hong Kong University Of Science And Technology | TiO2 material and the coating methods thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0899041A (ja) * | 1993-12-09 | 1996-04-16 | Agency Of Ind Science & Technol | 酸化チタン多孔質薄膜光触媒及びその製造方法 |
JPH09241038A (ja) * | 1995-12-22 | 1997-09-16 | Toto Ltd | 光触媒性親水性部材及びその製造方法 |
JPH10236824A (ja) * | 1997-02-27 | 1998-09-08 | Showa Denko Kk | チタニア−ジルコニア系複合酸化物微粉末及びその製造法 |
JPH1111912A (ja) * | 1997-06-24 | 1999-01-19 | Fuji Xerox Co Ltd | 金属酸化物微粒子凝集体及びその製造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3496229B2 (ja) * | 1993-02-19 | 2004-02-09 | 日本電池株式会社 | 光触媒体の製造方法 |
-
1999
- 1999-02-04 EP EP99902831A patent/EP1182169A4/en not_active Withdrawn
- 1999-02-04 WO PCT/JP1999/000477 patent/WO2000046154A1/ja not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0899041A (ja) * | 1993-12-09 | 1996-04-16 | Agency Of Ind Science & Technol | 酸化チタン多孔質薄膜光触媒及びその製造方法 |
JPH09241038A (ja) * | 1995-12-22 | 1997-09-16 | Toto Ltd | 光触媒性親水性部材及びその製造方法 |
JPH10236824A (ja) * | 1997-02-27 | 1998-09-08 | Showa Denko Kk | チタニア−ジルコニア系複合酸化物微粉末及びその製造法 |
JPH1111912A (ja) * | 1997-06-24 | 1999-01-19 | Fuji Xerox Co Ltd | 金属酸化物微粒子凝集体及びその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1182169A4 * |
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002097013A (ja) * | 2000-09-22 | 2002-04-02 | Japan Science & Technology Corp | 透明薄膜とその製造方法 |
JP2002234710A (ja) * | 2001-02-06 | 2002-08-23 | Nittetsu Mining Co Ltd | 金属酸化物膜およびその製造方法 |
DE10392330C5 (de) * | 2002-02-14 | 2015-07-16 | Trustees Of Stevens Institute Of Technology | Verfahren zur Herstellung eines oberflächenaktivierten Titanoxidprodukts und zur Verwendung desselben in Wasseraufbereitungsverfahren |
WO2003068683A1 (en) * | 2002-02-14 | 2003-08-21 | Trustees Of Stevens Institute Of Technology | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
DE10392330B8 (de) * | 2002-02-14 | 2013-06-06 | Trustees Of Stevens Institute Of Technology | Verfahren zur Herstellung eines oberflächenaktivierten Titanoxidprodukts und zur Verwendung desselben in Wasseraufbereitungsverfahren |
JP2005517521A (ja) * | 2002-02-14 | 2005-06-16 | トラスティーズ オブ スティーブンス インスティテュート オブ テクノロジー | 活性表面を有する酸化チタン生成物の製造方法およびこの酸化チタン生成物を水処理プロセスに使用する方法 |
US6919029B2 (en) | 2002-02-14 | 2005-07-19 | Trustees Of Stevens Institute Of Technology | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
GB2400843B (en) * | 2002-02-14 | 2006-09-20 | Trustees Stevens Inst Tech | Method of using a surface-activated anatase product in water treatment processes |
GB2424221A (en) * | 2002-02-14 | 2006-09-20 | Trustees Stevens Inst Tech | A surface-activated crystalline anatase |
GB2424221B (en) * | 2002-02-14 | 2006-11-01 | Trustees Stevens Inst Tech | A surface-activated anatase product |
DE10392330B4 (de) * | 2002-02-14 | 2013-01-17 | Trustees Of Stevens Institute Of Technology | Verfahren zur Herstellung eines oberflächenaktivierten Titanoxidprodukts und zur Verwendung desselben in Wasseraufbereitungsverfahren |
US7473369B2 (en) | 2002-02-14 | 2009-01-06 | The Trustees Of The Stevens Institute Of Technology | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
GB2400843A (en) * | 2002-02-14 | 2004-10-27 | Trustees Stevens Inst Tech | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes |
JP2003253157A (ja) * | 2002-02-28 | 2003-09-10 | Furukawa Co Ltd | 貯蔵安定性に優れたチタニア及びチタニア系複合酸化物塗布溶液 |
JP2007022844A (ja) * | 2005-07-15 | 2007-02-01 | Sustainable Titania Technology Inc | 酸化物複合膜、該膜形成用塗布液、該塗布液の製造方法及び該膜の造膜方法。 |
US9172124B2 (en) | 2009-10-21 | 2015-10-27 | Iftl-Solar Inc. | Photoelectrode material and photocell material |
JP5824363B2 (ja) * | 2009-10-21 | 2015-11-25 | IFTL−Solar株式会社 | 光電極材料及び光電池材料 |
CN101723445B (zh) * | 2009-12-22 | 2011-08-31 | 上海大学 | 低温溶剂热法制备水溶性纳米二氧化钛的方法 |
JPWO2012032868A1 (ja) * | 2010-09-09 | 2014-01-20 | Hoya株式会社 | 表面修飾チタニア粒子の製造方法、チタニア粒子分散液およびチタニア粒子分散樹脂 |
WO2012032868A1 (ja) * | 2010-09-09 | 2012-03-15 | Hoya株式会社 | 表面修飾チタニア粒子の製造方法、チタニア粒子分散液およびチタニア粒子分散樹脂 |
JP2012126616A (ja) * | 2010-12-16 | 2012-07-05 | Toyota Central R&D Labs Inc | Co酸化触媒及びそれを用いた排ガス浄化方法 |
US10121601B2 (en) | 2012-05-22 | 2018-11-06 | International Frontier Technology Laboratory, Inc. | Photoelectrode material and photocell material |
US11034834B2 (en) | 2015-05-29 | 2021-06-15 | Idemitsu Kosan Co., Ltd. | Polycarbonate resin composition and molded article of same |
JPWO2016194749A1 (ja) * | 2015-05-29 | 2018-03-15 | 出光興産株式会社 | ポリカーボネート樹脂組成物及びその成形品 |
CN105664808A (zh) * | 2016-01-13 | 2016-06-15 | 云南大学 | 一种低温制备稳定纳米锐钛矿型二氧化钛醇相溶胶的方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1182169A4 (en) | 2004-12-15 |
EP1182169A1 (en) | 2002-02-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2000046154A1 (fr) | Procede d'obtention de titane d'anatase ou d'oxyde composite contenant du titane d'anatase | |
JP4974459B2 (ja) | 光触媒性TiO2層を含む支持体 | |
US7449245B2 (en) | Substrates comprising a photocatalytic TiO2 layer | |
US7255847B2 (en) | Method for making single-phase anatase titanium oxide | |
US10968508B2 (en) | Method of fabricating hydrophilic-hydrophobic transformable composite film | |
JPH1067516A (ja) | アナターゼ分散液およびその製造方法 | |
KR101750473B1 (ko) | 무소성 고결정성 이산화바나듐의 제조방법 | |
US6387446B1 (en) | Method for depositing titanium oxide layers using soluble powders | |
JP4786023B2 (ja) | 結晶性有機無機ハイブリッド材料およびその製造方法 | |
Tsuyumoto et al. | Nanosized tetragonal BaTiO3 powders synthesized by a new peroxo-precursor decomposition method | |
Razak et al. | Effect of annealing temperature on silver doped titanium dioxide (Ag/tio2) thin film via sol-gel method | |
JP3530896B2 (ja) | 三次元構造を有するメソポーラスTiO2薄膜及びその製造法 | |
Samadi et al. | Synthesis, characterization, and application of Nd, Zr–TiO 2/SiO 2 nanocomposite thin films as visible light active photocatalyst | |
US8309167B2 (en) | Method for preparing an article with single-phase anatase titanium oxide | |
El Nahrawy | Structural studies of sol gel prepared nano-crystalline silica zinc titanate ceramic | |
CN116970193A (zh) | 基于高透明性的室温相变材料制备复合隔热薄膜及方法 | |
JP3490013B2 (ja) | チタン酸化物形成用溶液の製造方法 | |
CN110099742B (zh) | 掺杂的纳米颗粒的制备及其用途 | |
JPH10128110A (ja) | 光触媒組成物とその形成剤 | |
JP2000016812A (ja) | 金属酸化物膜の製造方法 | |
KR20050117759A (ko) | 초친수성 코팅제 제조방법 | |
Niederberger et al. | Nonaqueous synthesis of barium titanate nanocrystals in acetophenone as oxygen supplying agent | |
DE10235803A1 (de) | Substrate mit photokatalytischer TIO2-Schicht | |
Chuang et al. | Catalyst-free low temperature synthesis of discrete anatase titanium dioxide nanocrystals with highly thermal stability and UVC-cut capability | |
JP2003002646A (ja) | 複合酸化チタン分散液 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): JP US |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
ENP | Entry into the national phase |
Ref country code: JP Ref document number: 2000 597230 Kind code of ref document: A Format of ref document f/p: F |
|
WWE | Wipo information: entry into national phase |
Ref document number: 09856296 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1999902831 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1999902831 Country of ref document: EP |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 1999902831 Country of ref document: EP |