Title:
グリコール分離および精製
Document Type and Number:
Japanese Patent JP2009539932
Kind Code:
A
Abstract:
A process and an apparatus for the separation of a homogeneous catalyst solution from crude monoethylene glycol (MEG) and for purifying MEG is provided. The apparatus includes a catalyst separation section, an MEG rectification section, a stripping section and a pasteurization section, wherein the MEG rectification and pasteurization sections are located within a MEG purification column, and the catalyst separation section is either located in the MEG purification column or in a separate upstream vessel, and wherein the catalyst separation section includes a crude MEG vapor feed inlet to the MEG rectification section.
Inventors:
Basteinhus, Ruhr Guillaume Jubertus Leonardus
Westerlink, Anton Pieter
Westerlink, Anton Pieter
Application Number:
JP2009514786A
Publication Date:
November 19, 2009
Filing Date:
June 12, 2007
Export Citation:
Assignee:
Ciel International Research Mart Shats Pay BV
International Classes:
C07C29/80; C07C29/10; C07C31/20
Attorney, Agent or Firm:
Yoshio Kawaguchi
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura