Process for aftertreating carbon black

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United States of America Patent

PATENT NO 8574527
APP PUB NO 20090155157A1
SERIAL NO

12149169

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Abstract

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The invention relates to a process for aftertreating carbon black, wherein the carbon black is subjected to a carrier gas flow in a fluidized bed apparatus in the lower region of the apparatus, an additional gas stream is introduced into the fluidized bed apparatus, and the carbon black is aftertreated in the fluidized bed which arises.

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Patent Owner(s)

Patent OwnerAddress
EVONIK CARBON BLACK GMBH63457 HANAU

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergemann, Klaus Kerpen-Sindorf, DE 23 355
Nagel, Manfred Maintal, DE 7 31
Stenger, Frank Alzenau, DE 14 356

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