Isoprene extraction with preserved C5 feedstock

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United States of America Patent

PATENT NO 10065907
APP PUB NO 20170362144A1
SERIAL NO

15537442

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Abstract

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A process for extracting isoprene from a pyrolysis gas mixture or a C5 fraction wherein isoprene is purified by plural extractive distillations in the presence of a polar solvent and cyclopentadiene is effectively removed and recycled as a feedstock without being converted into its dimer, dicyclopentadiene. The isoprene recovered from the process described is more than 99.5% pure.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B V4612 PX BERGEN OP ZOOM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abdelghani, Mohamed Sabri Riyadh, SA 14 33

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