CATALYST SYSTEM AND PROCESS FOR PRODUCING BISPHENOL-A

A catalyst system useful in the production of bisphenol-A comprises (a) an acidic heterogeneous catalyst; (b) a first catalyst promoter comprising at least one organic sulfur- containing compound; and (c) a second catalyst promoter different from the first catalyst promoter and comprising at least o...

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Bibliographische Detailangaben
1. Verfasser:	PAPILE, Christopher
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Zusammenfassung:	A catalyst system useful in the production of bisphenol-A comprises (a) an acidic heterogeneous catalyst; (b) a first catalyst promoter comprising at least one organic sulfur- containing compound; and (c) a second catalyst promoter different from the first catalyst promoter and comprising at least one organic Brønsted acidic ionic compound.. Un système catalyseur utile dans la production de bisphénol-A comprend (a) un catalyseur hétérogène acide; (b) un premier promoteur de catalyseur comprenant au moins un composé contenant du soufre organique; et (c) un second promoteur de catalyseur différent du premier promoteur de catalyseur et comprenant au moins un composé ionique acide de Brønsted organique.