Title:
PROCESS OF RECOVERING 3-HYDROXYPROPIONIC ACID AND SLURRY COMPOSITION COMPRISING 3-HYDROXYPROPIONIC ACID
Document Type and Number:
WIPO Patent Application WO/2023/096439
Kind Code:
A1
Abstract:
The present invention relates to a process of recovering 3-hydroxypropionic acid, the method comprising the steps of: forming crystals of 3-hydroxypropionate in a concentrate comprising 3-hydroxypropionic acid in the presence of an alkali metal salt; preparing a solution including the crystals of 3-hydroxypropionate separated from the concentrate; forming a precipitate by stirring an acid and the solution including the crystals of 3-hydroxypropionate; and subjecting the precipitate to first washing, and a slurry composition comprising the precipitate prepared by the process of recovering 3-hydroxypropionic acid, and 3-hydroxypropionic acid.
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Inventors:
KIM JEONG EUN (KR)
BANG YONGJU (KR)
CHOE JAE HOON (KR)
KANG DONGGYUN (KR)
CHO ARA (KR)
JUNG WOOCHUL (KR)
HAN SANG WON (KR)
KIM TAEHO (KR)
BANG YONGJU (KR)
CHOE JAE HOON (KR)
KANG DONGGYUN (KR)
CHO ARA (KR)
JUNG WOOCHUL (KR)
HAN SANG WON (KR)
KIM TAEHO (KR)
Application Number:
PCT/KR2022/018943
Publication Date:
June 01, 2023
Filing Date:
November 28, 2022
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C07C59/01; C07C51/43; C07C51/48; C12P7/52
Domestic Patent References:
WO2015166098A1 | 2015-11-05 |
Foreign References:
US8883464B2 | 2014-11-11 | |||
KR20200051375A | 2020-05-13 |
Other References:
J. URBANUS; C.P.M. ROELANDS; D. VERDOES; J.H. TER HORST: "Intensified crystallization in complex media: Heuristics for crystallization of platform chemicals", CHEMICAL ENGINEERING SCIENCE, vol. 77, 13 February 2012 (2012-02-13), GB , pages 18 - 25, XP028500286, ISSN: 0009-2509, DOI: 10.1016/j.ces.2012.02.019
MCDONALD MATTHEW A, HOSSEIN SALAMI, PATRICK R. HARRIS, COLTON E. LAGERMAN, XIAOCHUAN YANG, ANDREAS S. BOMMARIUS, MARTHA A. GROVER,: "Reactive crystallization: a review", REACTION CHEMISTRY & ENGINEERING, vol. 6, no. 3, 1 March 2021 (2021-03-01), pages 364 - 400, XP055951360, ISSN: 2058-9883, DOI: 10.1039/D0RE00272K
SUMITRA RAMACHANDRAN , PIERRE FONTANILLE , ASHOK PANDEY , CHRISTIAN LARROCHE: "Gluconic acid: Properties, applications and microbial production", FOOD TECHNOLOGY AND BIOTECHNOLOGY, vol. 44, no. 2, 1 April 2006 (2006-04-01), Croatia , pages 185 - 195, XP002670029, ISSN: 1330-9862
MCDONALD MATTHEW A, HOSSEIN SALAMI, PATRICK R. HARRIS, COLTON E. LAGERMAN, XIAOCHUAN YANG, ANDREAS S. BOMMARIUS, MARTHA A. GROVER,: "Reactive crystallization: a review", REACTION CHEMISTRY & ENGINEERING, vol. 6, no. 3, 1 March 2021 (2021-03-01), pages 364 - 400, XP055951360, ISSN: 2058-9883, DOI: 10.1039/D0RE00272K
SUMITRA RAMACHANDRAN , PIERRE FONTANILLE , ASHOK PANDEY , CHRISTIAN LARROCHE: "Gluconic acid: Properties, applications and microbial production", FOOD TECHNOLOGY AND BIOTECHNOLOGY, vol. 44, no. 2, 1 April 2006 (2006-04-01), Croatia , pages 185 - 195, XP002670029, ISSN: 1330-9862
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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