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Ube Corp
Original Assignee
Ube Industries Ltd
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Publication date
Application filed by Ube Industries LtdfiledCriticalUbe Industries Ltd
Priority to JP13617875ApriorityCriticalpatent/JPS5835204B2/en
Publication of JPS5260883ApublicationCriticalpatent/JPS5260883A/en
Publication of JPS5835204B2publicationCriticalpatent/JPS5835204B2/en
PURPOSE: To obtain a colorless and transparent polybutadiene with low gel content, by purifying (i) a polybutadiene containing ash and gel, obtained by the polymerization in the presence of a catalyst containing a soluble cobalt compound, etc., with (ii) a hydrogen chloride gas.