Process for the recovery of furfural

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10584107
APP PUB NO 20190263767A1
SERIAL NO

16346398

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Abstract

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Disclosed is a process for the extraction of furfural which includes: (a) subjecting a composition comprising furfural, water, at least one acid and an aromatic solvent, with a boiling point higher than that of furfural, to a first separation step providing: (i) an organic phase, and (ii) an aqueous phase; (b) subjecting the aqueous phase of step (a) to a first distillation step to provide: (i) a first in top stream comprising a furfural-water azeotrope; (c) subjecting the first top stream of step (b) to a second separation step to provide: (i) a second top stream comprising a portion of the furfural-water azeotrope; (d) subjecting the second top stream of step (c) to a second distillation step to provide: (i) a third top stream enriched with the furfural-water azeotropic mixture; (e) subjecting the organic phase of step (a) to a third distillation step to provide: a fourth top stream comprising furfural.

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Patent Owner(s)

Patent OwnerAddress
SHELL OIL COMPANYHOUSTON TX

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chheda, Juben Nemchand Houston, US 62 547
Ehrenreich-Gureja, Charu Amsterdam, NL 4 11
Lange, Jean Paul Andre Marie Joseph Ghislain Amsterdam, NL 29 46

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