Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Organic compound containing
Reexamination Certificate
2004-03-24
2009-06-23
Shiao, Rei-tsang (Department: 1626)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Organic compound containing
C558S155000
Reexamination Certificate
active
07550407
ABSTRACT:
A system which is suitable as a catalyst for the hydrocyanation of olefinically unsaturated compounds and comprisesa) Ni(0)b) a compound which complexes Ni(0) as a ligand and contains trivalent phosphorus,c) a Lewis acidandd) a compound of the formula M RnwhereM: Al or TiR: identical or different monovalent alkoxy radicals, in which case a plurality of alkoxy radicals may be bonded together, and additionally, in the case that M=Al, R may be identical or different monovalent alkyl radicals, in which case a plurality of alkyl radicals may be bonded together or one or more alkyl radicals may be bonded to one or more of the abovementioned alkoxy radicals,n: valency of M,and processes for hydrocyanating an olefinically unsaturated compound in the presence of such a system.
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Jun et al, 2002, CAS:136:342540.
International Search Report dated Jul. 27, 2004.
Bartsch Michael
Baumann Robert
Flores Miquel Angel
Haderlein Gerd
Jungkamp Tim
BASF - Aktiengesellschaft
Connolly Bove & Lodge & Hutz LLP
Shiao Rei-tsang
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