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US 2018/0021765 A1Published application
Process of producing and use of a treated, promoted ion exchange resin catalyst
OwnerRobert J. Olsen, Alfred K. Schultz +2inventors
InventorsRobert J. Olsen, Alfred K. Schultz, Gregory C. Pierce, Klaus-Dieter Topp
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Abstract
The present invention relates to the treatment of a promoted strong acid ion exchange resin for use as an acid catalyst with an antioxidant to protect the resin from oxidative degradation and the use of said treated promoted ion exchange resin catalyst in chemical production processes.
Claims9
A process for producing a treated promoted ion exchange resin catalyst comprising
- providing a promoted ion exchange resin catalyst having an attached thiol promoter, and
- contacting the promoted ion exchange resin catalyst with 2,6-di-t-butyl-.alpha.-dimethylamino-p-cresol to produce a treated promoted ion exchange resin.
Dependencies are inferred from the claim text.