Method for producing amines with a catalyst containing platinum, nickel and an additional metal
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United States of America Patent
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Nov 29, 2016
Grant Date -
Oct 2, 2008
app pub date -
Aug 21, 2006
filing date -
Aug 31, 2005
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Abstract
The invention provides a process for preparing aromatic amines by catalytically hydrogenating the corresponding nitro compounds, especially for preparing tolylenediamine by hydrogenating dinitrotoluene, which comprises using hydrogenation catalysts in which the active component present is a mixture of platinum, nickel and an additional metal on a support.
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