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Patent Searching and Data


Title:
METHOD FOR PURIFYING ALDEHYDE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2014/073663
Kind Code:
A1
Abstract:
This method for purifying an aldehyde compound comprises: a step for neutralizing a reaction solution, which contains an aldehyde compound that is obtained by reacting a compound represented by general formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a group 8-10 metal compound and a phosphorus compound, by adding water and a basic compound into the reaction solution; and a step for distilling the neutralized reaction solution. The phosphorus compound is represented by formula (R1O)3P, and the basic compound is at least one salt that is selected from among carbonates and hydrogen carbonates of group I metals of the periodic table and carbonates and hydrogen carbonates of group II metals of the periodic table.

Inventors:
KAKINUMA Naoyuki (Inc. 30, Asamutacho, Omuta-sh, Fukuoka 10, 〒8368610, JP)
FURUYA Masayuki (Inc. 30, Asamutacho, Omuta-sh, Fukuoka 10, 〒8368610, JP)
SAKATA Michiharu (Inc. 30, Asamutacho, Omuta-sh, Fukuoka 10, 〒8368610, JP)
TOKUNAGA Koichi (Inc. 30, Asamutacho, Omuta-sh, Fukuoka 10, 〒8368610, JP)
KUMA Shigetoshi (Inc. 30, Asamutacho, Omuta-sh, Fukuoka 10, 〒8368610, JP)
Application Number:
JP2013/080315
Publication Date:
May 15, 2014
Filing Date:
November 08, 2013
Export Citation:
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Assignee:
MITSUI CHEMICALS, INC. (5-2 Higashi-Shimbashi 1-chome, Minato-ku Tokyo, 17, 〒1057117, JP)
International Classes:
C07C253/34; B01J25/00; B01J31/24; C07C209/26; C07C209/48; C07C211/19; C07C253/30; C07C255/47; C07C263/10; C07C265/14; C07B61/00
Foreign References:
US3143570A1964-08-04
JP2001261660A2001-09-26
JPS6072844A1985-04-24
JPH0687876A1994-03-29
JP2007320944A2007-12-13
JPS57193438A1982-11-27
JPS6072844A1985-04-24
US3143570A1964-08-04
JP2003505438A2003-02-12
JPH0649554A1994-02-22
Other References:
See also references of EP 2918577A4
Attorney, Agent or Firm:
HAYAMI Shinji (Gotanda TG Bldg. 9F, 9-2 Nishi-Gotanda 7-chome, Shinagawa-k, Tokyo 31, 〒1410031, JP)
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