Preparation of aldehydes
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United States of America Patent
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Mar 2, 2004
Grant Date -
May 1, 2003
app pub date -
Jul 3, 2002
filing date -
Jul 7, 2001
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Abstract
The present invention relates to a process for preparing aldehydes by reaction of olefinically unsaturated compounds with carbon monoxide and hydrogen, wherein, during the process, rhodium is added in the form of a reaction product from the reaction of metallic rhodium and/or more than one rhodium compound with rhodium-complexing compounds and with carbon monoxide and hydrogen, the use of said reaction product in catalytic processes and also the preparation of a catalytic composition with addition of said reaction product.
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