Robust Promoter Catalyst System
AssigneeSabic Innovative Plastics IP B.V.
InventorsUmesh Krishna Hasyagar, Rathinam Jothi Mahalingam, Kishan Gurram, Paul Eijsbouts
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Abstract
A modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter is disclosed. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones, wherein reactants are contacted with a modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones that does not utilize a bulk promoter.
Claims15
A catalyst system comprising a cross-linked, sulfonated ion exchange resin catalyst and a dimethyl thiazolidine promoter.
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Dependencies are inferred from the claim text.