JP5162755B2 - 結晶化ガラス及びそれを用いた光触媒部材 - Google Patents
結晶化ガラス及びそれを用いた光触媒部材 Download PDFInfo
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- JP5162755B2 JP5162755B2 JP2007227847A JP2007227847A JP5162755B2 JP 5162755 B2 JP5162755 B2 JP 5162755B2 JP 2007227847 A JP2007227847 A JP 2007227847A JP 2007227847 A JP2007227847 A JP 2007227847A JP 5162755 B2 JP5162755 B2 JP 5162755B2
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- glass
- crystallized glass
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- titania
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- 239000011521 glass Substances 0.000 title claims description 84
- 230000001699 photocatalysis Effects 0.000 title description 21
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 97
- 239000013078 crystal Substances 0.000 claims description 57
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 11
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 11
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000011941 photocatalyst Substances 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 14
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 14
- 239000010408 film Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 9
- 238000002834 transmittance Methods 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 239000000292 calcium oxide Substances 0.000 description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- 238000004031 devitrification Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- RBTBFTRPCNLSDE-UHFFFAOYSA-N 3,7-bis(dimethylamino)phenothiazin-5-ium Chemical compound C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 RBTBFTRPCNLSDE-UHFFFAOYSA-N 0.000 description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 3
- 229910000416 bismuth oxide Inorganic materials 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229960000907 methylthioninium chloride Drugs 0.000 description 3
- 239000013081 microcrystal Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- 229910052810 boron oxide Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004093 laser heating Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000000634 powder X-ray diffraction Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 B 2 O 3 Inorganic materials 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical class [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000032900 absorption of visible light Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical group [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Glass Compositions (AREA)
- Catalysts (AREA)
Description
表2からわかるように、本発明に従う実験例No.4、No.5の結晶化ガラスは、SnOを含有しない従来例(No.1)と比べ、可視光の光透過率が高く、No.1、No.4及びNo.5の触媒能は、メチレンブルーの分解速度定数で略0.05h−1m−2であり、略同等であった。
Claims (4)
- TiO2 5〜25モル%、Bi2O3 3〜15モル%、B2O3 45〜75モル%、Al2O3 5〜20モル%、MgO+CaO+SrO+BaO 2〜15モル%、SnO 0.3〜1.8モル%を含有し、且つ熱処理によりチタニア結晶が析出したことを特徴とする結晶化ガラス。
- チタニア結晶がアナターゼ型結晶及び/又はルチル型結晶であることを特徴とする請求項1に記載の結晶化ガラス。
- チタニア結晶のみが析出したことを特徴とする請求項1又は2に記載の結晶化ガラス。
- 請求項1〜3のいずれかに記載の結晶化ガラスを用いてなる光触媒部材。
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JP2007227847A JP5162755B2 (ja) | 2007-09-03 | 2007-09-03 | 結晶化ガラス及びそれを用いた光触媒部材 |
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JP2007227847A JP5162755B2 (ja) | 2007-09-03 | 2007-09-03 | 結晶化ガラス及びそれを用いた光触媒部材 |
Publications (2)
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JP2009057266A JP2009057266A (ja) | 2009-03-19 |
JP5162755B2 true JP5162755B2 (ja) | 2013-03-13 |
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JP2007227847A Expired - Fee Related JP5162755B2 (ja) | 2007-09-03 | 2007-09-03 | 結晶化ガラス及びそれを用いた光触媒部材 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2011108472A1 (ja) * | 2010-03-01 | 2011-09-09 | 株式会社 オハラ | 釉薬用ガラス、釉薬、及び光触媒部材 |
WO2011111800A1 (ja) | 2010-03-12 | 2011-09-15 | 株式会社オハラ | 光触媒、スラリー状混合物、成形部材及び塗料、塗膜形成部材、焼結体、ガラスセラミックス複合体、ガラス、建材及び浄化材 |
CN107555800A (zh) * | 2017-08-18 | 2018-01-09 | 中国科学院理化技术研究所 | 一种透明Sr3Al2O6‑SrAl2O4玻璃陶瓷及其制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH11263629A (ja) * | 1998-03-13 | 1999-09-28 | Nippon Electric Glass Co Ltd | 抗菌性結晶化ガラス物品 |
JP2001113177A (ja) * | 1999-10-15 | 2001-04-24 | Rikogaku Shinkokai | 光触媒用組成物及び光触媒の製造方法 |
JP5039969B2 (ja) * | 2006-11-15 | 2012-10-03 | 国立大学法人東北大学 | ガラス、結晶化ガラス、結晶化ガラスの製造方法及び光触媒部材 |
JP2008266091A (ja) * | 2007-04-24 | 2008-11-06 | Ohara Inc | 紫外域発光体を用いた光触媒ガラス部材 |
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