Title:
REGENERATION METHOD OF SOLID CATALYST
Document Type and Number:
WIPO Patent Application WO/2019/069854
Kind Code:
A1
Abstract:
The present invention aims to provide a regeneration method capable of sufficiently restoring the catalytic performance of a solid catalyst used in a dehydration reaction of lactic acid and derivatives thereof. The present invention relates to a method for regenerating a solid catalyst used in a dehydration reaction of lactic acid and derivatives of lactic acid, the method including a contacting step of bringing a solid catalyst containing a component that forms a molten salt in the presence of steam into contact with oxygen and steam under pressure.
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Inventors:
VELASQUEZ JUAN ESTABAN (US)
COLLIAS DIMITRIS IOANNIS (US)
GODLEWSKI JANE ELLEN (US)
IMADA MOTOSUKE (JP)
SHINGUBARA KOJI (JP)
TONOYA MASASHI (JP)
KANBARA SHINJI (JP)
OKADA MASAKI (JP)
OKU TOMOHARU (JP)
TSUNEKI HIDEAKI (JP)
NONOGUCHI MASANORI (JP)
COLLIAS DIMITRIS IOANNIS (US)
GODLEWSKI JANE ELLEN (US)
IMADA MOTOSUKE (JP)
SHINGUBARA KOJI (JP)
TONOYA MASASHI (JP)
KANBARA SHINJI (JP)
OKADA MASAKI (JP)
OKU TOMOHARU (JP)
TSUNEKI HIDEAKI (JP)
NONOGUCHI MASANORI (JP)
Application Number:
PCT/JP2018/036698
Publication Date:
April 11, 2019
Filing Date:
October 01, 2018
Export Citation:
Assignee:
PROCTER & GAMBLE (US)
NIPPON CATALYTIC CHEM IND (JP)
NIPPON CATALYTIC CHEM IND (JP)
International Classes:
B01J27/18; B01J38/16; B01J27/28; B01J38/04; B01J38/06; B01J38/12; C07B61/00; C07C51/377; C07C57/04
Foreign References:
| US20150038735A1 | 2015-02-05 | |||
| US20130274512A1 | 2013-10-17 | |||
| US20130281649A1 | 2013-10-24 | |||
| EP0384755A1 | 1990-08-29 |
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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