KR100449357B1 - 광촉매를 사용하여 폐수로부터 유기 물질을 제거하는 방법 - Google Patents
광촉매를 사용하여 폐수로부터 유기 물질을 제거하는 방법 Download PDFInfo
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- KR100449357B1 KR100449357B1 KR10-2001-0031938A KR20010031938A KR100449357B1 KR 100449357 B1 KR100449357 B1 KR 100449357B1 KR 20010031938 A KR20010031938 A KR 20010031938A KR 100449357 B1 KR100449357 B1 KR 100449357B1
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- South Korea
- Prior art keywords
- titanium dioxide
- toc
- granules
- value
- organic substances
- Prior art date
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- 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
- 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
- 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
- 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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/36—Organic compounds containing halogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Catalysts (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
Abstract
Description
이산화티탄 P 25 | |
CAS 등록 번호 | 13463-67-7 |
물과의 작용 | 친수성 |
외형 | 유연한 백색 분말 |
BET1)에 따르는 표면적(m2/g) | 50 ± 15 |
주요 입자의 평균 크기(nm) | 21 |
압축 벌크 밀도2)(g/l) | 약 100 |
비중량10)(g/ml) | 약 3.7 |
전달 메카니즘 이탈시 건조3)손실률(%)(105℃에서 2시간) | < 1.5 |
발화4) 7)손실(1,000℃에서 2시간) | < 2 |
pH 값5)(4% 수성 분산액) | 3 내지 4 |
SiO2 8) | < 0.2 |
Al2O3 8) | < 0.3 |
Fe2O3 8) | < 0.01 |
TiO2 8) | > 99.5 |
ZrO2 8) | - |
HfO2 8) | - |
HCl8)9) | <0.3 |
체 잔류율(Sieve residue)6)(막커(Mocker)에 따름, 45㎛)(%) | <0.05 |
1)DIN 66131에 따름2)DIN ISO 787/XI, JIS K 5101/18(체질 안됨)에 따름3)DIN ISO 787/II, ASTM D 280, JIS K 5101/21에 따름4)DIN 55921, ASTM D 1208, JIS K 5101/23에 따름5)DIN ISO 787/IX;ASTM D 1207; JIS K 5101/24에 따름6)DIN ISO 787/XVIII; JIS K 5101/20에 따름7)105℃에서 2시간 동안 건조된 물질에 대한 값8)1,000℃에서 2시간 동안 어닐링된 물질에 대한 값9)HCl 함량은 발화 손실의 요소임10)공기-비교 비중계로 측정됨 |
실시예 | H2O의양[kg] | TiO2P25의양[kg] | 분무기 | 분무 디스크의속도[rpm] | 작동 온도[℃] | 배출-공기온도[℃] | 분리 |
1 | 10 | 1.5 | 디스크 | 35,000 | 345 | 100 | 사이클론 |
2 | 10 | 1.5 | 디스크 | 45,000 | 370 | 105 | 사이클론 |
3 | 10 | 1.5 | 디스크 | 20,000 | 350 | 95 | 사이클론 |
4 | 10 | 2.5 | 디스크 | 15,000 | 348 | 100 | 사이클론 |
5 | 100 | 15 | 2-성분 노즐 | --- | 445 | 130 | 필터 |
6 | 100 | 15 | 디스크 | 10,000 | 450 | 105 | 필터 |
7 | 10 | 2.5 | 디스크 | 20,000 | 348 | 105 | 사이클론 |
8 | 10 | 1.5 | 디스크 | 15,000 | 348 | 105 | 사이클론 |
9 | 10 | 2.5 | 디스크 | 35,000 | 300 | 105 | 사이클론 |
실시예 | BET에 따른표면적[m2/g] | 압축 벌크밀도[g/l] | pH 값 | d50값(실라스)[㎛] | 건조 손실률[%] | 발화 손실률[%] |
1 | 51 | 641 | 3.9 | 14.6 | 0.9 | 0.9 |
2 | 50 | 612 | 3.7 | 10.6 | 0.8 | 1.0 |
3 | 52 | 680 | 3.5 | 25.0 | 0.8 | 1.0 |
4 | 51 | 710 | 3.7 | 43.6 | 0.8 | 1.2 |
5 | 52 | 660 | 4.0 | 17.1 | 0.9 | 0.9 |
6 | 53 | 702 | 3.9 | 27.5 | 0.9 | 0.9 |
7 | 50 | 708 | 3.5 | 26.7 | 1.1 | 0.6 |
8 | 53 | 696 | 3.9 | 30.1 | 1.0 | 0.9 |
9 | 49 | 640 | 3.7 | 16.0 | 0.7 | 0.8 |
촉매 | 360분에서의 잔류율 TOC/TOC0[%] | 개선도[%] |
TiO2P 25 | 40.5 | / |
과립 TiO2 | 35.0 | 13.6% |
Claims (1)
- 평균 입자 직경이 10.6 내지 43.6㎛이고 BET 표면적이 49 내지 53m2/g이며 pH 값이 3.5 내지 4.0이고 압축 벌크 밀도가 612 내지 710g/l인 물리화학적 특성 데이터를 가지며 열분해법으로 제조된 이산화티탄계 과립으로 구성된 광촉매를 사용하여, 온도가 25 내지 40℃인 교반 탱크 반응기 내에서, 농도가 10 내지 150mg/l인 유기 물질을 함유하는, 초기 pH 값이 2 내지 6인 수성 현탁액 형태의 폐수로부터 상기 유기 물질을 제거하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00112446A EP1162179B1 (de) | 2000-06-10 | 2000-06-10 | Photokatalytisches Verfahren |
EP00112446.0 | 2000-06-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010111037A KR20010111037A (ko) | 2001-12-15 |
KR100449357B1 true KR100449357B1 (ko) | 2004-09-21 |
Family
ID=8168957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0031938A KR100449357B1 (ko) | 2000-06-10 | 2001-06-08 | 광촉매를 사용하여 폐수로부터 유기 물질을 제거하는 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6508941B2 (ko) |
EP (1) | EP1162179B1 (ko) |
JP (1) | JP3560937B2 (ko) |
KR (1) | KR100449357B1 (ko) |
CN (1) | CN1209297C (ko) |
AT (1) | ATE276205T1 (ko) |
DE (1) | DE50007781D1 (ko) |
ES (1) | ES2228352T3 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004027118B4 (de) * | 2004-06-03 | 2006-05-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Nachweis des photokatalytischen Abbaus organischer Farbstoffe mittels Fluoreszenzanalyse |
ES2701153T3 (es) | 2005-03-23 | 2019-02-21 | Sonoma Pharmaceuticals Inc | Método para tratar úlceras de piel utilizando una solución con agua de potencial reductivo oxidativo |
JP5907645B2 (ja) | 2005-05-02 | 2016-04-26 | オキュラス イノヴェイティヴ サイエンシズ、インコーポレイテッド | 歯科用途における酸化還元電位水溶液の使用法 |
CN1329313C (zh) * | 2005-10-24 | 2007-08-01 | 东南大学 | 负载纳米二氧化钛的弥散光纤光催化废水处理反应器 |
US20090053694A1 (en) * | 2005-12-26 | 2009-02-26 | Kriksunov Leo B | Photochemically Amplified Bioassay |
WO2007085018A2 (en) | 2006-01-20 | 2007-07-26 | Oculus Innovative Sciences, Inc. | Methods of treating or preventing inflammation and hypersensitivity with oxidative reductive potential water solution |
JP6033082B2 (ja) | 2009-06-15 | 2016-11-30 | オキュラス イノヴェイティヴ サイエンシズ、インコーポレイテッド | 次亜塩素酸を含有する溶液及びその使用方法 |
US20120091068A1 (en) * | 2009-06-24 | 2012-04-19 | Basf Se | Method for photocatalytic water purification |
US9593053B1 (en) | 2011-11-14 | 2017-03-14 | Hypersolar, Inc. | Photoelectrosynthetically active heterostructures |
EP2885251B1 (en) | 2012-08-17 | 2016-08-03 | Council of Scientific & Industrial Research | A process for decomposition of organic synthetic-dyes using semiconductor-oxides nanotubes via dark-catalysis |
US10100415B2 (en) | 2014-03-21 | 2018-10-16 | Hypersolar, Inc. | Multi-junction artificial photosynthetic cell with enhanced photovoltages |
ES2585087B1 (es) * | 2015-04-01 | 2017-09-14 | Navarra De Infraestructuras Locales, S.A. (Nilsa) | Proceso fotocatalítico en continuo para la depuración de un medio líquido y reactor fotocatalítico para llevarlo a cabo |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07284764A (ja) * | 1994-04-19 | 1995-10-31 | Shoji Hirayama | 菌類を含む排水の処理方法および装置 |
JPH0957254A (ja) * | 1995-08-28 | 1997-03-04 | Toray Ind Inc | 浴室水浄化方法および装置 |
JPH09131588A (ja) * | 1995-11-10 | 1997-05-20 | Toray Ind Inc | 台所シンク用排水処理方法および装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US4093543A (en) * | 1976-09-22 | 1978-06-06 | Mobil Oil Corporation | Decomposition of formic acid in very low concentration |
GB9102766D0 (en) * | 1991-02-09 | 1991-03-27 | Tioxide Group Services Ltd | Destruction process |
US5849200A (en) * | 1993-10-26 | 1998-12-15 | E. Heller & Company | Photocatalyst-binder compositions |
GB9325051D0 (en) * | 1993-12-07 | 1994-02-02 | Tioxide Group Services Ltd | Titanium dioxide slurries |
US6136186A (en) * | 1997-01-31 | 2000-10-24 | Lynntech, Inc. | Photocatalytic oxidation of organics using a porous titanium dioxide membrane and an efficient oxidant |
IT1292087B1 (it) * | 1997-06-05 | 1999-01-25 | Eniricerche Spa Ora Enitecnolo | Procedimento fotocatalitico per la depurazione di acque inquinate da tetraidrotiofene |
IL121877A (en) * | 1997-10-01 | 2001-09-13 | Yissum Res Dev Co | Photocatalysts for the degradation of organic pollutants |
DE19843845A1 (de) * | 1998-09-24 | 2000-03-30 | Degussa | Formkörper, bestehend aus pyrogenem Mischoxid und deren Verwendung |
-
2000
- 2000-06-10 ES ES00112446T patent/ES2228352T3/es not_active Expired - Lifetime
- 2000-06-10 EP EP00112446A patent/EP1162179B1/de not_active Expired - Lifetime
- 2000-06-10 AT AT00112446T patent/ATE276205T1/de not_active IP Right Cessation
- 2000-06-10 DE DE50007781T patent/DE50007781D1/de not_active Expired - Lifetime
-
2001
- 2001-05-25 US US09/883,830 patent/US6508941B2/en not_active Expired - Lifetime
- 2001-06-07 JP JP2001172654A patent/JP3560937B2/ja not_active Expired - Lifetime
- 2001-06-08 CN CNB011157623A patent/CN1209297C/zh not_active Expired - Lifetime
- 2001-06-08 KR KR10-2001-0031938A patent/KR100449357B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07284764A (ja) * | 1994-04-19 | 1995-10-31 | Shoji Hirayama | 菌類を含む排水の処理方法および装置 |
JPH0957254A (ja) * | 1995-08-28 | 1997-03-04 | Toray Ind Inc | 浴室水浄化方法および装置 |
JPH09131588A (ja) * | 1995-11-10 | 1997-05-20 | Toray Ind Inc | 台所シンク用排水処理方法および装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1162179B1 (de) | 2004-09-15 |
CN1209297C (zh) | 2005-07-06 |
DE50007781D1 (de) | 2004-10-21 |
US20020027108A1 (en) | 2002-03-07 |
CN1328971A (zh) | 2002-01-02 |
KR20010111037A (ko) | 2001-12-15 |
JP2002035602A (ja) | 2002-02-05 |
EP1162179A1 (de) | 2001-12-12 |
ATE276205T1 (de) | 2004-10-15 |
JP3560937B2 (ja) | 2004-09-02 |
ES2228352T3 (es) | 2005-04-16 |
US6508941B2 (en) | 2003-01-21 |
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