METHOD FOR SUPPRESSING FOAMS IN BOOTH CIRCULATION WATER

Title:

METHOD FOR SUPPRESSING FOAMS IN BOOTH CIRCULATION WATER

Document Type and Number:

WIPO Patent Application WO/1997/031694

Kind Code:

A1

Abstract:

In a water recycle painting system wherein a water paint is spray painted on an object to be painted in a painting booth, and wherein over sprayed paint captured in booth circulation water is condensed and recovered to be mixed with the water paint for reuse, a method for suppressing foams in booth circulation water for effectively suppressing foams in booth circulation water generated when spray painting water paint to thereby maintain a good working environment, the method being characterised in that the booth circulation water includes a silicone antifoamer (A) and a hydrophilic high-boiler (B).

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Inventors:

MASHIMA HIROSHI (JP)
KAGEYAMA TAKAO (JP)
UENOYAMA KAZUO (JP)

Application Number:

PCT/JP1997/000579

Publication Date:

September 04, 1997

Filing Date:

February 27, 1997

Export Citation:

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Assignee:

NIPPON PAINT CO LTD (JP)
MASHIMA HIROSHI (JP)
KAGEYAMA TAKAO (JP)
UENOYAMA KAZUO (JP)

International Classes:

B01D19/04; B05B15/12; (IPC1-7): B01D19/04; B05B15/04

Foreign References:

JPS5966311A	1984-04-14
JPH0229467A	1990-01-31
JPH02238071A	1990-09-20

Other References: