C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 211/50 (2006.01) C07C 209/36 (2006.01) C07C 209/86 (2006.01) C07C 263/10 (2006.01) C07C 265/14 (2006.01) C08G 18/32 (2006.01) C08G 18/76 (2006.01)
Patent
CA 2142911
The present invention relates to a process for the continuous separation of residue from raw m-diaminotoluene mixtures (m-TDA; 2,4/2,6-diaminotoluene mixture) for the preparation of residue-free 2,4/2,6-diaminotoluene mixtures (m-TDA), and use of the residue-free m-TDA mixtures.
Diesselkamper Bernd
Rindfleisch Hans-Nicolaus
Zarnack Uwe Jens
Aktiengesellschaft Bayer
Swabey Ogilvy Renault
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