Process for the carbonylation of ethylenically unsaturated...

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Organic compound containing

Reexamination Certificate

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C502S167000, C556S018000, C556S021000

Reexamination Certificate

active

07056854

ABSTRACT:
Process for the carbonylation of optionally substituted ethylenically unsaturated compounds by reaction with carbon monoxide and a coreactant in the presence of a catalyst system. The catalyst system includes(a) a source of Pt group metal cations,(b) a certain bidentate diphosphine composition.

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International Preliminary Examination Report of May 21, 2003.

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