A process for preparing methylene diphenylamines by partial...

Details A process for preparing methylene diphenylamines by partial... A process for preparing methylene diphenylamines by partial...

C - Chemistry, Metallurgy

07

C

C07C 211/54 (2006.01) C07C 209/78 (2006.01) C07C 263/10 (2006.01) C07C 265/14 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2126841

Disclosed herein is a process for preparing a reaction product containing methylene diphenylamine, comprising reacting aniline and formaldehyde in the presence of an acid catalyst wherein the acid level of the resulting reaction mixture is reduced during digestion of the reaction mixture.

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