JP2007167784A - 光触媒、その製造方法および光触媒を用いた物品 - Google Patents
光触媒、その製造方法および光触媒を用いた物品 Download PDFInfo
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- JP2007167784A JP2007167784A JP2005370233A JP2005370233A JP2007167784A JP 2007167784 A JP2007167784 A JP 2007167784A JP 2005370233 A JP2005370233 A JP 2005370233A JP 2005370233 A JP2005370233 A JP 2005370233A JP 2007167784 A JP2007167784 A JP 2007167784A
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- titanium apatite
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- 239000011941 photocatalyst Substances 0.000 title claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 239000010936 titanium Substances 0.000 claims abstract description 122
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 120
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 116
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 claims abstract description 112
- 229910052586 apatite Inorganic materials 0.000 claims abstract description 109
- 239000005909 Kieselgur Substances 0.000 claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000000975 co-precipitation Methods 0.000 claims abstract description 22
- 238000003980 solgel method Methods 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 238000000576 coating method Methods 0.000 claims abstract description 15
- 238000000354 decomposition reaction Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000002994 raw material Substances 0.000 claims description 13
- 238000004887 air purification Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 230000000844 anti-bacterial effect Effects 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 10
- 230000001954 sterilising effect Effects 0.000 claims description 10
- 238000004659 sterilization and disinfection Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 abstract description 12
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 239000011148 porous material Substances 0.000 description 28
- 239000000843 powder Substances 0.000 description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 16
- 230000001699 photocatalysis Effects 0.000 description 16
- 238000001179 sorption measurement Methods 0.000 description 14
- 239000011575 calcium Substances 0.000 description 13
- 229910052791 calcium Inorganic materials 0.000 description 12
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 10
- 239000011230 binding agent Substances 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 8
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 239000012265 solid product Substances 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000001376 precipitating effect Effects 0.000 description 3
- 238000005211 surface analysis Methods 0.000 description 3
- 238000004438 BET method Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 2
- -1 2.125 g) is added Chemical compound 0.000 description 1
- ZHJGWYRLJUCMRT-UHFFFAOYSA-N 5-[6-[(4-methylpiperazin-1-yl)methyl]benzimidazol-1-yl]-3-[1-[2-(trifluoromethyl)phenyl]ethoxy]thiophene-2-carboxamide Chemical compound C=1C=CC=C(C(F)(F)F)C=1C(C)OC(=C(S1)C(N)=O)C=C1N(C1=C2)C=NC1=CC=C2CN1CCN(C)CC1 ZHJGWYRLJUCMRT-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 229910014497 Ca10(PO4)6(OH)2 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- ICSSIKVYVJQJND-UHFFFAOYSA-N calcium nitrate tetrahydrate Chemical compound O.O.O.O.[Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ICSSIKVYVJQJND-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
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- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 150000002894 organic compounds Chemical group 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- 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
- B01J35/39—Photocatalytic 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
- 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
-
- 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
- B01J21/16—Clays or other mineral silicates
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
-
- 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
- B01J37/0215—Coating
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Abstract
【解決手段】本光触媒は、多孔体をチタンアパタイトで被覆してなる。多孔体が珪藻土であることが好ましい。共沈法またはゾルゲル法により本光触媒を形成することができる。
【選択図】なし
Description
以下に、図1の製造フローに沿って、共沈法により、チタンアパタイト被覆珪藻土を製造する場合の順序について説明する。なお、ステップS1〜S6は室温で行った。
以下に、図2の製造フローに沿って、ゾルゲル法により、チタンアパタイト被覆珪藻土を製造する場合の順序について説明する。なお、ステップS21〜S28は室温で行った。
多孔体をチタンアパタイトで被覆してなる光触媒。
前記多孔体が珪藻土である、付記1に記載の光触媒。
表面に細孔が存在する、付記1または2に記載の光触媒。
前記チタンアパタイトが、共沈法またはゾルゲル法により形成されたものである、付記1〜3のいずれかに記載の光触媒。
焼結体またはバインダーとの混合物である、付記1〜4のいずれかに記載の光触媒。
多孔体にチタンアパタイトを被覆してなる光触媒の製造方法であって、共沈法によって生成したチタンアパタイトを多孔体上に析出させる光触媒の製造方法。
前記多孔体が珪藻土である、付記6に記載の光触媒の製造方法。
前記共沈法によるチタンアパタイトの形成中に、前記チタンアパタイトの形成に使用される媒体中に前記多孔体を共存させる、付記6または7に記載の光触媒の製造方法。
チタンアパタイトを構成するカルシウム、チタン、リンを含む原料をすべて前記媒体中に投入後、チタンアパタイト析出剤の添加完了前に、前記多孔体を前記媒体中に投入する、付記8に記載の光触媒の製造方法。
100℃以下の系温度で前記共沈法を実施する、付記6〜9のいずれかに記載の光触媒の製造方法。
前記多孔体表面に細孔が存在するうちに前記析出を停止させる、付記6〜10のいずれかに記載の光触媒の製造方法。
系温度の低下および/または固形生成物のろ過により前記析出を停止させる、付記11に記載の光触媒の製造方法。
多孔体にチタンアパタイトを被覆してなる光触媒の製造方法であって、ゾルゲル法によって生成したチタンアパタイトまたはその原料またはその中間体を含む液体中に多孔体を投入し、当該チタンアパタイトを当該多孔体上に析出させる光触媒の製造方法。
前記多孔体が珪藻土である、付記13に記載の光触媒の製造方法。
前記ゾルゲル法によって生成したチタンアパタイトまたはその原料またはその中間体を含む液体中における、チタン濃度が、チタンアパタイト換算値で0.001〜0.5重量%の範囲にある、付記13または14に記載の光触媒の製造方法。
前記多孔体の投入前に、前記液体を希釈する、付記13〜15のいずれかに記載の光触媒の製造方法。
付記1〜5のいずれかに記載の光触媒を用いた物品であって、空気浄化、水浄化、汚れ分解、抗菌および殺菌からなる群から選ばれた少なくとも一つの機能を有する物品。
付記6〜16のいずれかに記載の光触媒の製造方法を使用して製造された光触媒を用いた物品であって、空気浄化、水浄化、汚れ分解、抗菌および殺菌からなる群から選ばれた少なくとも一つの機能を有する物品。
Claims (9)
- 多孔体をチタンアパタイトで被覆してなる光触媒。
- 前記多孔体が珪藻土である、請求項1に記載の光触媒。
- 前記チタンアパタイトが、共沈法またはゾルゲル法により形成されたものである、請求項1または2に記載の光触媒。
- 多孔体にチタンアパタイトを被覆してなる光触媒の製造方法であって、共沈法によって生成したチタンアパタイトを多孔体上に析出させる光触媒の製造方法。
- 前記共沈法によるチタンアパタイトの形成中に、前記チタンアパタイトの形成に使用される媒体中に前記多孔体を共存させる、請求項4に記載の光触媒の製造方法。
- 多孔体にチタンアパタイトを被覆してなる光触媒の製造方法であって、ゾルゲル法によって生成したチタンアパタイトまたはその原料またはその中間体を含む液体中に多孔体を投入し、当該チタンアパタイトを当該多孔体上に析出させる光触媒の製造方法。
- 前記ゾルゲル法によって生成したチタンアパタイトまたはその原料またはその中間体を含む液体中における、チタン濃度が、チタンアパタイト換算値で0.001〜0.5重量%の範囲にある、請求項6に記載の光触媒の製造方法。
- 請求項1〜3のいずれかに記載の光触媒を用いた物品であって、空気浄化、水浄化、汚れ分解、抗菌および殺菌からなる群から選ばれた少なくとも一つの機能を有する物品。
- 請求項4〜7のいずれかに記載の光触媒の製造方法を使用して製造された光触媒を用いた物品であって、空気浄化、水浄化、汚れ分解、抗菌および殺菌からなる群から選ばれた少なくとも一つの機能を有する物品。
Priority Applications (5)
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JP2005370233A JP4319184B2 (ja) | 2005-12-22 | 2005-12-22 | 光触媒、その製造方法および光触媒を用いた物品 |
US11/390,189 US7683005B2 (en) | 2005-12-22 | 2006-03-28 | Photocatalyst, manufacturing method therefor and articles comprising photocatalyst |
CNB2006100735037A CN100500289C (zh) | 2005-12-22 | 2006-04-12 | 光催化剂、光催化剂的制造方法及使用光催化剂的产品 |
KR1020060033577A KR20070066822A (ko) | 2005-12-22 | 2006-04-13 | 광촉매, 그 제조 방법 및 광촉매를 사용한 물품 |
DE102006020993.1A DE102006020993B4 (de) | 2005-12-22 | 2006-05-04 | Photokatalysator und seine Verwendung |
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JP (1) | JP4319184B2 (ja) |
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Cited By (4)
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JP2015147712A (ja) * | 2014-02-07 | 2015-08-20 | 富士通株式会社 | 電極、水素生成装置及び水素を生成する方法 |
JP2017136547A (ja) * | 2016-02-03 | 2017-08-10 | 富士通株式会社 | 水処理装置、水処理管理システム、及び水処理管理方法 |
US10407319B2 (en) | 2015-03-10 | 2019-09-10 | Fujitsu Limited | Photocatalytic filter, purification device, and purification method |
WO2020003464A1 (ja) | 2018-06-28 | 2020-01-02 | 富士通株式会社 | 光触媒、ガスセンサデバイス、ガスセンサ及び測定方法 |
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US8141516B2 (en) * | 2004-11-12 | 2012-03-27 | Saiseiko Co., Ltd. | Pig-raising method utilizing combustion ash in blended feed and floor covering |
CN103212392B (zh) * | 2013-04-07 | 2015-04-22 | 昆明理工大学 | 一种溶胶-凝胶法制备TiO2/硅藻土复合光催化材料的方法 |
CN106645548B (zh) * | 2015-10-30 | 2019-05-07 | 株式会社东芝 | 光催化剂性能的模拟方法 |
CN107192066A (zh) * | 2017-07-19 | 2017-09-22 | 成都翰道科技有限公司 | 一种适宜于办公场所的空气净化装置 |
CN107670494B (zh) * | 2017-08-23 | 2020-03-17 | 石家庄铁道大学 | 一种介孔钛磷灰石及其制备方法和应用 |
US10775560B1 (en) | 2020-07-02 | 2020-09-15 | Scidatek Inc. | Optical sensing and photocatalysis devices based on three-dimensional waveguiding structures and method of using same |
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AU600289B2 (en) | 1986-07-22 | 1990-08-09 | Commonwealth Scientific And Industrial Research Organisation | Coating photoactive metal oxides onto substrates |
JP3431301B2 (ja) | 1994-08-10 | 2003-07-28 | テイカ株式会社 | 光触媒機能を有するタイル |
JP3430188B2 (ja) | 1995-03-30 | 2003-07-28 | 昭和化学工業株式会社 | 固定化光触媒及びその製造方法 |
JP3704761B2 (ja) | 1995-08-29 | 2005-10-12 | 岩崎電気株式会社 | 水処理装置 |
JP3275032B2 (ja) | 1997-03-03 | 2002-04-15 | 独立行政法人産業技術総合研究所 | 環境浄化材料及びその製造方法 |
JP3678606B2 (ja) | 1999-05-21 | 2005-08-03 | 富士通株式会社 | 金属修飾アパタイト及びその製造方法 |
JP5093955B2 (ja) | 2001-05-29 | 2012-12-12 | 株式会社フジタ | 脱臭方法 |
JP2002361206A (ja) | 2001-06-01 | 2002-12-17 | Akira Oguri | 温室効果ガスの削減技法 |
JP2003089587A (ja) | 2001-09-14 | 2003-03-28 | National Institute Of Advanced Industrial & Technology | 調湿セラミックス材料 |
EP1547983B1 (en) * | 2003-12-09 | 2010-11-10 | Fujitsu Limited | Apatite-containing film production process |
JP4586170B2 (ja) | 2003-12-09 | 2010-11-24 | 富士通株式会社 | 光触媒活性を有するアパタイト含有膜及びその製造方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2015147712A (ja) * | 2014-02-07 | 2015-08-20 | 富士通株式会社 | 電極、水素生成装置及び水素を生成する方法 |
US10407319B2 (en) | 2015-03-10 | 2019-09-10 | Fujitsu Limited | Photocatalytic filter, purification device, and purification method |
JP2017136547A (ja) * | 2016-02-03 | 2017-08-10 | 富士通株式会社 | 水処理装置、水処理管理システム、及び水処理管理方法 |
WO2020003464A1 (ja) | 2018-06-28 | 2020-01-02 | 富士通株式会社 | 光触媒、ガスセンサデバイス、ガスセンサ及び測定方法 |
US11986806B2 (en) | 2018-06-28 | 2024-05-21 | Fujitsu Limited | Photocatalyst, gas sensor device and gas sensor |
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CN1986051A (zh) | 2007-06-27 |
DE102006020993A1 (de) | 2007-07-05 |
KR20070066822A (ko) | 2007-06-27 |
DE102006020993B4 (de) | 2016-12-29 |
US20070149389A1 (en) | 2007-06-28 |
CN100500289C (zh) | 2009-06-17 |
US7683005B2 (en) | 2010-03-23 |
JP4319184B2 (ja) | 2009-08-26 |
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