Method for removing butyl groups from butyl phenol compounds

By bringing a p-butylphenol compound or m-butylphenol compound in the gas phase into contact with a solid acid catalyst, i.e., a silica-alumina catalyst or alumina catalyst while heating, butyl groups are removed from the butylphenol compound and at the same time, highly purified isobutylene is reco...

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Bibliographische Detailangaben
Hauptverfasser: Higashi, Mitsuhiro, Yao, Kazuhiko, Ekawa, Kenji
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:By bringing a p-butylphenol compound or m-butylphenol compound in the gas phase into contact with a solid acid catalyst, i.e., a silica-alumina catalyst or alumina catalyst while heating, butyl groups are removed from the butylphenol compound and at the same time, highly purified isobutylene is recovered.