Method for producing aldehydes
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United States of America Patent
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Oct 29, 2002
Grant Date -
N/A
app pub date -
Oct 23, 2001
filing date -
Apr 29, 1999
priority date (Note) -
Expired
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Abstract
The invention relates to a method for producing aldehydes by reacting monoolefins, conjugated and non-conjugated polyolefins, cycloolefins, or derivatives of these classes of compounds with carbon monoxide and hydrogen (hydroformylation) in the presence of rhodium or rhodium compounds and a non-aqueous liquid of the formula (Q.sup.30 ).sub.a A.sup.a-, wherein Q.sup.+ represents a singly charge ammonium cation that is optionally substituted with organic radicals, and A.sup.a- represents the anion of a sulphonated or carboxylated triester of phosphoric acid.
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