COATING SLAG SURFACING AGENT, TREATING AGENT FOR COATING BOOTH CIRCULATION WATER CONTAINING COATING SLAG SURFACING AGENT AND TREATMENT METHOD FOR COATING BOOTH CIRCULATION WATER USING THEM

摘要

PROBLEM TO BE SOLVED: To obtain a coating slag surfacing agent which surfaces and separates coating slag of coating booth circulation water used in a wet coating booth and improves the recovery rate of coating slag. SOLUTION: The coating slag surfacing agent is used in a treating agent for coating booth circulation water which surfaces and treats the coating slag of coating booth circulation water and comprises a hollow minute solid material having 0.01-0.7 true specific gravity. The treating agent for coating booth circulation water comprises the coating slag surfacing agent and a blocking resistance treating agent. The treatment method for coating booth circulation water comprises using the treating agent for coating booth circulation water containing the coating slag surfacing agent and the blocking resistance treating agent. COPYRIGHT: (C)2004,JPO&NCIPI