Method for producing butadiene from butanediols

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United States of America Patent

PATENT NO 10647624
APP PUB NO 20180370869A1
SERIAL NO

16063595

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Abstract

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The invention relates to a method for producing 1,3-butanediene from a butanediol feedstock that includes:

    a) A step for esterification of butanediol by a carboxylic acid to form the corresponding diester;b) A step for pyrolysis of the diester effluent obtained from step a);c) A step for distillation fed by at least the carboxylic acid effluent obtained from step a), and producing an aqueous distillate and a carboxylic acid residue;d) A step for drying the carboxylic acid that is fed at least by the carboxylic acid residue obtained from step c) and producing a water effluent and a carboxylic acid product that feeds step a).

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Patent Owner(s)

Patent OwnerAddress
IFP ENERGIES NOUVELLES1 ET 4 AVENUE DE BOIS PREAU RUEIL-MALMAISON CEDEX 92852
COMPAGNIE GENERALE DES ET ETABLISSEMENTS MICHELIN12 COURS SABLON CLERMONT-FERRAND 63000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Couderc, Sophie Neuilly sur Seine, FR 11 2
Dastillung, Rejane Lyons, FR 15 118
Dorato, Margarita Clermont-Ferrand, FR 14 35
Jacquin, Marc Lyons, FR 30 194
Pacheco, Nuno Clermont-Ferrand, FR 15 39

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