Paint detackification method

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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55 85, 210728, 210735, 427331, C02F 156

Patent

active

046295720

ABSTRACT:
Paint spray booth wastes from clear oil-based coating compositions, such as lacquers, which have been collected in a water wash are easily detackified and removed from the wash water by contacting the wastes in the wash water with
(1) a water-dispersible polymeric condensation reaction product of a urea or an amino triazine and an aldehyde and
(2) a water-swellable clay.

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