GB2217321A - Degradation of organic chemicals with titanium ceramic membranes - Google Patents

Degradation of organic chemicals with titanium ceramic membranes

Info

Publication number
GB2217321A
GB2217321A GB8906707A GB8906707A GB2217321A GB 2217321 A GB2217321 A GB 2217321A GB 8906707 A GB8906707 A GB 8906707A GB 8906707 A GB8906707 A GB 8906707A GB 2217321 A GB2217321 A GB 2217321A
Authority
GB
United Kingdom
Prior art keywords
degradation
ceramic membranes
organic chemicals
titanium ceramic
titanium
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
GB8906707A
Other versions
GB2217321B (en
GB8906707D0 (en
Inventor
Marc A Anderson
Simonetta Tunesi
Qunyin Xu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
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 Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Publication of GB8906707D0 publication Critical patent/GB8906707D0/en
Publication of GB2217321A publication Critical patent/GB2217321A/en
Application granted granted Critical
Publication of GB2217321B publication Critical patent/GB2217321B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
    • A62D3/10—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation
    • A62D3/17—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation to electromagnetic radiation, e.g. emitted by a laser
    • A62D3/176—Ultraviolet radiations, i.e. radiation having a wavelength of about 3nm to 400nm
    • 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
    • B01J16/00—Chemical processes in general for reacting liquids with non- particulate solids, e.g. sheet material; Apparatus specially adapted therefor
    • B01J16/005—Chemical processes in general for reacting liquids with non- particulate solids, e.g. sheet material; Apparatus specially adapted therefor in the presence of catalytically active bodies, e.g. porous plates
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/122—Incoherent waves
    • B01J19/123—Ultraviolet light
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/20—Organic substances
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/20—Organic substances
    • A62D2101/22—Organic substances containing halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Optics & Photonics (AREA)
  • Physical Water Treatments (AREA)
  • Catalysts (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Complex organic molecules, such as polychlorinated biphenyls can be degraded on porous titanium ceramic membranes by photocatalysis under ultraviolet light.
GB8906707A 1987-07-27 1988-07-26 Degradation of organic chemicals with titanium ceramic membranes Expired - Lifetime GB2217321B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7804387A 1987-07-27 1987-07-27
PCT/US1988/002539 WO1989000985A1 (en) 1987-07-27 1988-07-26 Degradation of organic chemicals with titanium ceramic membranes

Publications (3)

Publication Number Publication Date
GB8906707D0 GB8906707D0 (en) 1989-05-24
GB2217321A true GB2217321A (en) 1989-10-25
GB2217321B GB2217321B (en) 1991-11-27

Family

ID=22141566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8906707A Expired - Lifetime GB2217321B (en) 1987-07-27 1988-07-26 Degradation of organic chemicals with titanium ceramic membranes

Country Status (5)

Country Link
JP (1) JP2739128B2 (en)
CA (1) CA1334520C (en)
DE (1) DE3890597C2 (en)
GB (1) GB2217321B (en)
WO (1) WO1989000985A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4002437A1 (en) * 1990-01-27 1991-08-01 Man Technologie Gmbh Catalytic gas phase decomposition of organic halogen cpds.
US5137607A (en) * 1990-04-27 1992-08-11 Wisconsin Alumni Research Foundation Reactor vessel using metal oxide ceramic membranes
GB9102767D0 (en) * 1991-02-09 1991-03-27 Tioxide Group Services Ltd Destruction process
GB9102766D0 (en) * 1991-02-09 1991-03-27 Tioxide Group Services Ltd Destruction process
US5468699A (en) * 1992-07-30 1995-11-21 Inrad Molecular sieve - photoactive semiconductor membranes and reactions employing the membranes
JP2636158B2 (en) * 1993-12-09 1997-07-30 工業技術院長 Titanium oxide porous thin film photocatalyst and method for producing the same
US6284314B1 (en) 1993-12-09 2001-09-04 Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry Porous ceramic thin film and method for production thereof
US10471289B2 (en) 2017-01-04 2019-11-12 King Abdulaziz University Carbon-modified titanium dioxide nanoparticles and the photocatalytic remediation of aqueous sources systems and methods thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072596A (en) * 1975-04-30 1978-02-07 Westinghouse Electric Corporation Apparatus for removal of contaminants from water
US4585533A (en) * 1985-04-19 1986-04-29 Exxon Research And Engineering Co. Removal of halogen from polyhalogenated compounds by electrolysis
US4659443A (en) * 1984-08-22 1987-04-21 Pcb Sandpiper, Inc. Halogenated aromatic compound removal and destruction process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS594436A (en) * 1982-06-29 1984-01-11 Toshiba Corp Photochemical reaction method using solar light
JPS60118289A (en) * 1983-11-30 1985-06-25 Giken Kogyo Kk Water purifying method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072596A (en) * 1975-04-30 1978-02-07 Westinghouse Electric Corporation Apparatus for removal of contaminants from water
US4659443A (en) * 1984-08-22 1987-04-21 Pcb Sandpiper, Inc. Halogenated aromatic compound removal and destruction process
US4585533A (en) * 1985-04-19 1986-04-29 Exxon Research And Engineering Co. Removal of halogen from polyhalogenated compounds by electrolysis

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Bulletin of Enviroment Contamination *

Also Published As

Publication number Publication date
CA1334520C (en) 1995-02-21
WO1989000985A1 (en) 1989-02-09
GB2217321B (en) 1991-11-27
JP2739128B2 (en) 1998-04-08
GB8906707D0 (en) 1989-05-24
DE3890597C2 (en) 1996-11-07
JPH02500258A (en) 1990-02-01

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20080725