SG122828A1 - Fabrication of a densely packed nano-structured photocatalyst for environmental applications - Google Patents

Fabrication of a densely packed nano-structured photocatalyst for environmental applications

Info

Publication number
SG122828A1
SG122828A1 SG200406822A SG200406822A SG122828A1 SG 122828 A1 SG122828 A1 SG 122828A1 SG 200406822 A SG200406822 A SG 200406822A SG 200406822 A SG200406822 A SG 200406822A SG 122828 A1 SG122828 A1 SG 122828A1
Authority
SG
Singapore
Prior art keywords
fabrication
densely packed
environmental applications
structured photocatalyst
packed nano
Prior art date
Application number
SG200406822A
Inventor
Tang Tsen Meng
Tan Hsing Loong
Wang Danmei
Original Assignee
Water And Environmental Techno
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Water And Environmental Techno filed Critical Water And Environmental Techno
Priority to SG200406822A priority Critical patent/SG122828A1/en
Publication of SG122828A1 publication Critical patent/SG122828A1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/725Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/88Handling or mounting catalysts
    • B01D53/885Devices in general for catalytic purification of waste gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48Silver or gold
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/002Catalysts characterised by their physical properties
    • B01J35/004Photocatalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0215Coating
    • B01J37/0221Coating of particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultra-violet light
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20707Titanium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/80Type of catalytic reaction
    • B01D2255/802Photocatalytic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/10Single element gases other than halogens
    • B01D2257/106Ozone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/20Halogens or halogen compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/70Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/708Volatile organic compounds V.O.C.'s
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/90Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/024Multiple impregnation or coating
    • B01J37/0242Coating followed by impregnation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/32Hydrocarbons, e.g. oil
    • C02F2101/322Volatile compounds, e.g. benzene
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/02Odour removal or prevention of malodour
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/08Nanoparticles or nanotubes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/10Photocatalysts
SG200406822A 2004-11-22 2004-11-22 Fabrication of a densely packed nano-structured photocatalyst for environmental applications SG122828A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG200406822A SG122828A1 (en) 2004-11-22 2004-11-22 Fabrication of a densely packed nano-structured photocatalyst for environmental applications

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG200406822A SG122828A1 (en) 2004-11-22 2004-11-22 Fabrication of a densely packed nano-structured photocatalyst for environmental applications
PCT/SG2005/000400 WO2006054954A1 (en) 2004-11-22 2005-11-22 Fabrication of a densely packed nano-structured photocatalyst for environmental applications

Publications (1)

Publication Number Publication Date
SG122828A1 true SG122828A1 (en) 2006-06-29

Family

ID=36407419

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200406822A SG122828A1 (en) 2004-11-22 2004-11-22 Fabrication of a densely packed nano-structured photocatalyst for environmental applications

Country Status (2)

Country Link
SG (1) SG122828A1 (en)
WO (1) WO2006054954A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007121211A2 (en) 2006-04-11 2007-10-25 Cardinal Cg Company Photocatalytic coatings having improved low-maintenance properties
US20080011599A1 (en) 2006-07-12 2008-01-17 Brabender Dennis M Sputtering apparatus including novel target mounting and/or control
US7820296B2 (en) 2007-09-14 2010-10-26 Cardinal Cg Company Low-maintenance coating technology
DE102008022406A1 (en) * 2008-05-06 2009-11-12 Hengst Gmbh & Co.Kg Method and device for separating water from fuel
CN103611520B (en) * 2013-12-06 2015-09-09 江南大学 A kind of molecular engram-doped Ti O under visible light with high catalytic degradation activity 2method for making
WO2016055900A1 (en) * 2014-10-09 2016-04-14 Universita' Degli Studi Di Genova Method of applying nanometric titanium dioxide onto a glassy support for environmental use
CN104445506B (en) * 2014-11-25 2017-01-04 辽宁大学 A kind of method of microwave induced multi-walled carbon nano-tubes catalytic degradation organic pollutants
CN105817256B (en) * 2016-05-16 2018-04-20 景德镇陶瓷大学 A kind of solar photolysis water hydrogen titanium oxide catalyst and preparation method thereof
EP3541762A1 (en) 2016-11-17 2019-09-25 Cardinal CG Company Static-dissipative coating technology

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212334A (en) * 1985-03-15 1986-09-20 Toshiba Corp Semiconductor photocatalyst
JPS61222542A (en) * 1985-03-28 1986-10-03 Toshiba Corp Semiconductive photocatalyst
US5501801A (en) * 1993-11-30 1996-03-26 Board Of Control Of Michigan Technology University Method and apparatus for destroying organic compounds in fluid
TW375534B (en) * 1997-06-20 1999-12-01 Sumitomo Metal Ind Titanium oxide photocatalyst and producing method
JP2000254519A (en) * 1999-03-11 2000-09-19 Kumamoto Prefecture Production of thin film of two-layer structure titanium oxide photocatalyst
US6524447B1 (en) * 1999-11-22 2003-02-25 Titan Technologies Apparatus and method for photocatalytic purification and disinfection of water and ultrapure water
JP4429452B2 (en) * 2000-02-16 2010-03-10 上野工業株式会社 Method for producing titanium oxide photocatalyst
JP2003287601A (en) * 2002-03-27 2003-10-10 Murakami Corp Composite material
JP2003299966A (en) * 2002-04-10 2003-10-21 Japan Atom Energy Res Inst Method for producing highly active photocatalytic titanimu oxide
EP1697045B1 (en) * 2003-06-19 2018-08-29 Carrier Corporation Air purification system comprising gold/titanium dioxide photocatalyst

Also Published As

Publication number Publication date
WO2006054954A1 (en) 2006-05-26

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