Method for post-treating carbon black

Details Method for post-treating carbon black Method for post-treating carbon black

C - Chemistry, Metallurgy

09

C

C09C 1/56 (2006.01) B01J 8/24 (2006.01)

Patent

CA 2709231

The invention relates to a method for post-treating carbon black. The carbon black is blown with a carrier gas into the lower area of a fluidized bed apparatus, an additional gas flow is introduced into said fluidized bed apparatus and the carbon black is post-treated in the thus obtained fluidized bed.

L'invention concerne un procédé de post-traitement du noir de carbone, selon lequel le noir de carbone est injecté avec un gaz vecteur dans la zone inférieure d'un appareil à lit fluidisé; un flux gazeux supplémentaire est introduit dans l'appareil à lit fluidisé et le noir de carbone est post-traité dans le lit fluidisé obtenu.

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