CLEANING AGENT, CLEANING METHOD AND CLEANING APPARATUS

Title:

CLEANING AGENT, CLEANING METHOD AND CLEANING APPARATUS

Document Type and Number:

WIPO Patent Application WO/2001/092456

Kind Code:

A1

Abstract:

A cleaning agent or a rinsing agent having no flash point which comprises a chlorine-free fluorine-containing compound having a vapor pressure at 20°C of 1.33 X 10?3¿ Pa or more and one or more components having a vapor pressure at 20°C less than 1.33 X 10?3¿ Pa and optionally an additive such as an antioxidant; a method for cleaning which comprises cleaning with the cleaning agent and rinsing and/or vapor cleaning utilizing a vapor being generated by boiling the cleaning agent or a condensate thereof; a method for separating a soil which comprises contacting a cleaning agent in a cleaning tank with a condensate of the vapor of the cleaning agent in a soil separating tank, to thereby continuously separate and remove a soil contained in the cleaning agent; and a cleaning apparatus.

Inventors:

KABASHIMA KAZUO (JP)
KATO KENICHI (JP)
MATSUMOTO SHOJI (JP)

Application Number:

PCT/JP2001/003839

Publication Date:

December 06, 2001

Filing Date:

May 08, 2001

Export Citation:

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Assignee:

ASAHI CHEMICAL IND (JP)
KABASHIMA KAZUO (JP)
KATO KENICHI (JP)
MATSUMOTO SHOJI (JP)

International Classes:

C11D7/50; C11D11/00; C23G5/028; C23G5/032; C23G5/04; C11D7/24; C11D7/26; C11D7/28; (IPC1-7): C11D7/30; C11D7/26

Foreign References:

JPH10192797A	1998-07-28
JPH10212498A	1998-08-11
JP2000008095A	2000-01-11
JPH09194890A	1997-07-29
JP2000154400A	2000-06-06
JPH10251692A	1998-09-22
EP0771865A1	1997-05-07
JPH07173498A	1995-07-11
JPH11128854A	1999-05-18
JPH10277507A	1998-10-20
US5968882A	1999-10-19
JP2001131593A	2001-05-15
JP2001131594A	2001-05-15

Other References: