Title:
METHOD FOR PRODUCING ACRYLIC ACID
Document Type and Number:
WIPO Patent Application WO/2015/016217
Kind Code:
A1
Abstract:
A method for producing acrylic acid from lactic acid by a gas-phase reaction characterized by including (a) a step for feeding lactic acid aqueous solution to a vaporizer, heating at a temperature of 320°C or lower, and obtaining vaporized lactic acid and (b) a step for feeding raw material gas containing the above vaporized lactic acid to a reactor, reacting at a temperature higher than the temperature of the above vaporizer, and obtaining acrylic acid.
Inventors:
IZUMI HIROKO (JP)
SHINGUBARA KOJI (JP)
SHINGUBARA KOJI (JP)
Application Number:
PCT/JP2014/069937
Publication Date:
February 05, 2015
Filing Date:
July 29, 2014
Export Citation:
Assignee:
NIPPON CATALYTIC CHEM IND (JP)
International Classes:
C07C51/377; C07C57/065; B01J27/18; C07B61/00
Domestic Patent References:
| WO2012091114A1 | 2012-07-05 |
Foreign References:
| CN102513137A | 2012-06-27 | |||
| CN102019193A | 2011-04-20 | |||
| CN102001942A | 2011-04-06 | |||
| JP2012077014A | 2012-04-19 |
Other References:
ACS CATALYSIS, vol. 1, no. 1, 2011, pages 32 - 41
Attorney, Agent or Firm:
UEKI, Kyuichi et al. (JP)
Hisakazu Ueki (JP)
Hisakazu Ueki (JP)
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