Removing phosgene from gas stream comprises hydrolysis with water vapor in presence of active carbon having high water absorption

摘要

Removing phosgene from a gas stream comprises hydrolysis with water vapor in the presence of active carbon having a water absorption of at least 4 g/100 g at an air humidity of 10 g/m3 and at least 15 g/100 g at an air humidity of 15 g/m3.