Article | REF: J1270 V1

Photo-catalysis: water or air depollution and self-cleaning materials

Authors: Chantal GUILLARD, Benoit KARTHEUSER, Sylvie LACOMBE

Publication date: November 10, 2011, Review date: October 1, 2020

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4. Air treatment applications

Air pollution can be divided into two main categories: atmospheric pollution and indoor air pollution.

4.1 Air pollution

Atmospheric pollution, linked to ozone, motor vehicle exhaust or industrial activity to name but a few, is the cause of public health problems, odor nuisance, deterioration of the environment and buildings. The main pollutants are nitrogen oxides (NO x ), sulfur dioxide (SO 2 ), carbon monoxide (CO), ozone, benzene, polycyclic aromatic hydrocarbons (PAHs), other volatile organic compounds (VOCs), dust...

In this context, numerous developments have been made to develop photocatalytic coatings for NO x...

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