Photocatalytic oxidation of gaseous chlorinated organics over titanium dioxide.

Abstract:

:The photocatalytic oxidation of high levels of volatile chlorinated organic compounds in gas phase has been studied using a specially designed photoreactor. The influence of light intensity, initial water vapour concentration, temperature, inlet contaminant concentration and flow rate on destruction efficiency has been investigated. The performance of the titanium catalyst was strongly affected by the presence of water in the air stream. Experiments have been most successfully conducted at room temperature, low initial contaminant concentrations, low flow rates and high light intensities. Several by-products have been detected performing photocatalytic degradation of trichloroethylene (TCE) and tetrachloroethylene (PCE). No catalyst deactivation was observed.

journal_name

Chemosphere

journal_title

Chemosphere

authors

Hager S,Bauer R,Kudielka G

doi

10.1016/s0045-6535(99)00558-5

subject

Has Abstract

pub_date

2000-10-01 00:00:00

pages

1219-25

issue

8

eissn

0045-6535

issn

1879-1298

pii

S0045-6535(99)00558-5

journal_volume

41

pub_type

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