Selective removal of vinylidene olefin from olefin mixtures

Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By addition of extraneous agent – e.g. – solvent – etc.

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585866, 568 72, 568 73, C07C 717

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active

045117535

ABSTRACT:
Vinylidene olefins are selectively removed from a mixture of olefins containing vinylidene olefins by reacting the mixture with either hydrogen sulfide or a hydrocarbyl mercaptan and then distilling the resultant mixture to obtain a substantially vinylidene olefin-free product.

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