Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1992-06-24
1993-10-05
Hart, Charles
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
95253, 95196, 95197, 210930, B01D 1704
Patent
active
052501914
ABSTRACT:
This invention relates to a process for detackifying and dispersing paint solids for example obtained from paint overspray in enclosed areas such as paint spray booths.
The process includes contacting an oil-in-water emulsion with an aqueous solution whereby the oil-in-water emulsion is destabilised. On subsequent contact of paint particles with the aqueous solution comprising the destabilised oil-in-water emulsion, the paint is adsorbed on to destabilised emulsion particles. The process provides an effective method of denaturing paint over-spray which is easily handleable and effective over a wide range of paint compositions.
In one embodiment of the invention, the oil-in-water emulsion comprises a latex.
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Cory Michael
Zoltowski Ziegmund
Brent Chemicals International PLC
Hart Charles
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