Title:
METHOD OF REMOVING ORGANIC SUBSTANCE
Document Type and Number:
Japanese Patent JP2002346304
Kind Code:
A
Abstract:
To provide an organic substance removing method capable of highly efficiently discharging and removing an organic substance bonded to and infiltrated into a porous member in a short time by a simple process.
A fluid penetration process for holding the porous member W having the organic substance in a bonded and infiltrated state in a supercritical or subcritical fluid for a definite time in a washing container 5 and a pressure reducing process for discharging a fluid from the washing container 5 to rapidly lower the internal pressure of the washing container 5 to a pressure not more than supercritical or subcritical pressure are respectively performed at least once.
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Inventors:
TANAKA AKIRA
SHINOHARA KATSUNORI
ARIMA YUSUKE
HATAKEYAMA KO
SAITO NARIMASA
DEN TAKEYOSHI
NISHIMURA KENJI
YAMANO YUURIKEI
SHINOHARA KATSUNORI
ARIMA YUSUKE
HATAKEYAMA KO
SAITO NARIMASA
DEN TAKEYOSHI
NISHIMURA KENJI
YAMANO YUURIKEI
Application Number:
JP2002000747A
Publication Date:
December 03, 2002
Filing Date:
January 07, 2002
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP
International Classes:
B08B3/08; B01D11/00; B01J3/00; B08B3/10; (IPC1-7): B01D11/00; B01J3/00; B08B3/08; B08B3/10
Attorney, Agent or Firm:
Chiharu Shimizu (1 outside)
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