C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 205/06 (2006.01) C07C 201/08 (2006.01)
Patent
CA 2380159
The present invention relates to a continuous isothermal process for preparing mononitrotoluenes in the presence of a mixed acid component comprising mixtures of sulfuric acid and phosphoric acid with concentration of the resultant waste acid and recycling of the concentrated waste acid to the process.
Demuth Ralf
Gotta Matthias
Ronge Georg
Weber Hans-Martin
Zirngiebl Eberhard
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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