JP7509480B2 - 有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法及びそれから収得される光触媒ビーズ - Google Patents
有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法及びそれから収得される光触媒ビーズ Download PDFInfo
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- JP7509480B2 JP7509480B2 JP2023515102A JP2023515102A JP7509480B2 JP 7509480 B2 JP7509480 B2 JP 7509480B2 JP 2023515102 A JP2023515102 A JP 2023515102A JP 2023515102 A JP2023515102 A JP 2023515102A JP 7509480 B2 JP7509480 B2 JP 7509480B2
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- 239000000203 mixture Substances 0.000 claims description 13
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- 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 claims description 8
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- 241000711573 Coronaviridae Species 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
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- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
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Description
te)、ケイ酸ナトリウム(Sodium silicate)から選択され得る。前記無機バインダーは、可視光透過率に優れるため、蓄光体を含有した光触媒ビーズにおいて活性を増大させ得るという長所がある。
Claims (5)
- 蓄光体、ゼオライト、無機バインダー、二酸化チタンを混合して6~10時間ボールミリングする段階;
前記ボールミリングされた混合物100重量部に水10~50重量部を混合して練る段階;
前記練った物をビーズ充填機を通じてビーズ形態に製造する段階;
前記ビーズを100~110℃で1~3時間乾燥する段階;
前記乾燥されたビーズをSiO2ゾルに浸漬してコーティングする段階;
前記コーティングされたビーズを400~500℃で1~2時間第1熱処理する段階;
前記第1熱処理されたビーズを10%ケイ酸ナトリウム溶液で第1浸漬する段階;
前記浸漬されたビーズを100~150℃で1時間~2時間第2熱処理する段階;
前記第2熱処理されたビーズを10%ケイ酸ナトリウム溶液で第2浸漬する段階;
前記第2浸漬されたビーズを100~150℃で1時間~2時間第3熱処理する段階;
前記第3熱処理されたビーズをTiO2ゾルに浸漬してTiO2をコーティングする段階;
前記TiO2がコーティングされたビーズを400~500℃で1~2時間第4熱処理する段階を含んで構成されることを特徴とする、有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法。 - 前記蓄光体は、CaAl2O4:Eu系、SrAl2O4:Eu系、BaAl2O4:Eu系、ZnS:Cu系、CaAl2O19:Eu系、SrAl2O19:Eu系、BaAl2O19:Eu系、BaMgAl10O17:Eu系、SrMgAl10O17:Eu系及びBaMg2Al16O27:Eu系で構成される群から選択されることを特徴とする、請求項1に記載の有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法。
- 前記ボールミリング段階の混合物は、蓄光体30~50重量%、ゼオライト30~50重量%、無機バインダー10~20重量%、TiO2 1~5重量%で構成されることを特徴とする、請求項1に記載の有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法。
- 前記SiO2ゾルは、オルトケイ酸テトラエチル(Tetraethyl Orsosilicate:TEOS):エタノール:蒸溜水:硝酸を2:13.5:11.5:0.3重量部の割合で混合し、混合物100重量部に対してポリジメチルシロキサン(Polydimethyl Siloxane:PDMS)0.8重量部を混合して30℃で1間撹拌した後、24時間エージングしたことを特徴とする、請求項1に記載の有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法。
- 前記TiO2コーティングは、チタニウムイソプロポキシド(Titanium Isopropoxide:TTIP):エタノール:硝酸:蒸溜水を2:13.5:0.3:11.5重量部の割合で混合して30℃で1時間撹拌したTiO2ゾルに浸漬してコーティングすることを特徴とする、請求項1に記載の有害物質分解及び抗ウイルス用蓄光性光触媒ビーズの製造方法。
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KR10-2020-0116596 | 2020-09-11 | ||
KR1020200116596A KR102442660B1 (ko) | 2020-09-11 | 2020-09-11 | 유해물질 분해 축광성 광촉매비드의 제조방법 및 그로부터 수득되는 광촉매 비드 |
PCT/KR2020/013642 WO2022055013A1 (ko) | 2020-09-11 | 2020-10-07 | 유해물질 분해 및 항바이러스용 축광성 광촉매비드의 제조방법 및 그로부터 수득되는 광촉매 비드 |
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JP2000053447A (ja) | 1998-06-05 | 2000-02-22 | Nippon Puresuton Kk | 多機能性ガラス粒、その製造方法、その施工方法及びその使用方法 |
JP2003210995A (ja) | 2002-01-22 | 2003-07-29 | Unitika Ltd | 光触媒複合粒子 |
WO2011071213A1 (en) | 2009-12-07 | 2011-06-16 | Korea Research Institute Of Chemical Technology | Phosphor-titanium dioxide nanocomposite useful as photocatalyst and method for preparation thereof |
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KR20170026966A (ko) * | 2015-08-31 | 2017-03-09 | 서울시립대학교 산학협력단 | 광촉매 비드, 이를 구비하는 광촉매 필터 및 광촉매 필터의 제조 방법 |
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KR20190016447A (ko) * | 2017-08-08 | 2019-02-18 | 삼성전자주식회사 | 광촉매의 제조방법 및 공기 청정용 광촉매 필터 |
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JP2000053447A (ja) | 1998-06-05 | 2000-02-22 | Nippon Puresuton Kk | 多機能性ガラス粒、その製造方法、その施工方法及びその使用方法 |
JP2003210995A (ja) | 2002-01-22 | 2003-07-29 | Unitika Ltd | 光触媒複合粒子 |
WO2011071213A1 (en) | 2009-12-07 | 2011-06-16 | Korea Research Institute Of Chemical Technology | Phosphor-titanium dioxide nanocomposite useful as photocatalyst and method for preparation thereof |
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KR102442660B1 (ko) | 2022-09-14 |
JP2023540352A (ja) | 2023-09-22 |
KR20220034951A (ko) | 2022-03-21 |
EP4194090A4 (en) | 2024-08-14 |
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