Title:
METHOD FOR VAPORIZING LACTIC ACID, APPARATUS FOR VAPORIZING LACTIC ACID, AND METHOD FOR PREPARING ACRYLIC ACID
Document Type and Number:
WIPO Patent Application WO/2022/080905
Kind Code:
A1
Abstract:
The present specification relates to an apparatus for vaporizing lactic acid. According to a method and an apparatus for vaporizing lactic acid, of the present invention, the quantity of lactic acid oligomers can be reduced within a short time and the quantity of lactic acid single-molecules can be increased.
Inventors:
IM YONG O (KR)
JEONG HOIIN (KR)
CHOI INHO (KR)
LEE JIYOUNG (KR)
HONG DAEHO (KR)
JEONG HOIIN (KR)
CHOI INHO (KR)
LEE JIYOUNG (KR)
HONG DAEHO (KR)
Application Number:
PCT/KR2021/014268
Publication Date:
April 21, 2022
Filing Date:
October 14, 2021
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C07C51/43; C07C51/377; C07C51/48; C07C57/04; C07C59/08
Domestic Patent References:
| WO2001038284A1 | 2001-05-31 |
Foreign References:
| KR101650509B1 | 2016-08-23 | |||
| CN106946686A | 2017-07-14 | |||
| US20170253553A1 | 2017-09-07 |
Other References:
YAN BO, LIU ZONG-HUI, LIANG YU, XU BO-QING: "Acrylic Acid Production by Gas-Phase Dehydration of Lactic Acid over K + -Exchanged ZSM-5: Reaction Variable Effects, Kinetics, and New Evidence for Cooperative Acid–Base Bifunctional Catalysis", INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, AMERICAN CHEMICAL SOCIETY, vol. 59, no. 39, 30 September 2020 (2020-09-30), pages 17417 - 17428, XP055921245, ISSN: 0888-5885, DOI: 10.1021/acs.iecr.0c02148
See also references of EP 4206177A4
See also references of EP 4206177A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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