Process for the production of di-(4-aminocyclohexyl)-methane...

Details Process for the production of di-(4-aminocyclohexyl)-methane... Process for the production of di-(4-aminocyclohexyl)-methane...

C - Chemistry, Metallurgy

07

C

C07C 209/72 (2006.01) B01J 23/46 (2006.01) C07C 211/36 (2006.01)

Patent

CA 2050167

Di-(4-aminocyclohexyl)-methane containing 15 to 25% by weight of the traps-traps isomer can be obtained by the catalytic hydrogenation of di-(4-aminophenyl)-methane at elevated temperature and elevated hydrogen pressure in the presence of a ruthenium-containing supported catalyst containing 0.05 to 5% by weight ruthenium on an Al2 0 3 support which has been treated with compounds of rare earth metals and manganese.

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