A process for improving the smell of elemental sulphur

Details A process for improving the smell of elemental sulphur A process for improving the smell of elemental sulphur

C - Chemistry, Metallurgy

01

B

C01B 17/02 (2006.01) C01B 17/04 (2006.01) C04B 28/36 (2006.01)

Patent

CA 2665293

A process for improving the smell of a stream of elemental sulphur comprising an organic polysulphide and/or a thiol, the process comprising the following step: (a) heating the stream of liquid elemental sulphur comprising an organic polysulphide and/or a thiol at a heating temperature in the range of from 360 to 700 °C, at a pressure that is sufficient to maintain a liquid elemental sulphur phase to obtain heat-treated elemental sulphur.

Procédé servant à améliorer l'odeur d'un flux de soufre élémentaire comprenant un polysulfure organique et/ou un thiol, ledit procédé comprenant l'étape suivante consistant à : (a) chauffer le flux de soufre élémentaire liquide comprenant un polysulfure organique et/ou un thiol à une température de chauffage comprise dans la plage allant de 360 à 700°C, sous une pression qui est suffisante pour maintenir une phase de soufre élémentaire liquide, pour obtenir du soufre élémentaire traité thermiquement.

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