Process for acidic scrubbing of dinitrotoluene in the presence of hydrocyanic acid

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United States of America Patent

PATENT NO 9688606
APP PUB NO 20160251302A1
SERIAL NO

15031100

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Process for scrubbing a crude mixture which is obtained in the nitration of toluene after separating off the nitrating acid and comprises dinitrotoluene, nitric acid, nitrogen oxides and sulfuric acid, which comprises two scrubbing steps (WS-I) and (WS-II), wherein

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Patent Owner(s)

Patent OwnerAddress
BASF SECARL-BOSCH-STRASSE 38 LUDWIGSHAFEN AM RHEIN 67056
JOSEF MEISSNER GMBH & CO KG50968 KÖLN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ahrens, Sebastian Weisenheim am Sand, DE 28 150
Allardt, Holger Schwarzheide, DE 9 24
Becker, Barbara Moerlenbach, DE 11 17
Dai, Yuan Shen Mannheim, DE 2 0
Fritz, Rüdiger Bernsdorf, DE 4 13
Haendel, Mirko Neunkirchen-Seelscheid, DE 2 3
Hempel, Renate Ruhland, DE 17 135
Hermann, Henrich Köln, DE 1 0
Leschinski, Julia Weiterstadt, DE 11 26
Neto, Samuel Manila, PH 25 157
Pöhlmann, Jürgen Köln, DE 9 3

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