Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1988-05-27
1990-04-03
Hruskoci, Peter
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
210712, 210725, 210727, 210728, 55 85, C02F 156
Patent
active
049138251
ABSTRACT:
A novel treatment scenario which considerably improves detackification of paint overspray consisting of undiluted high solids enamel, epoxy resin or polyurethanes in the wash water of paint spray booths is disclosed, comprised of (i) a dialkylamine-epihalohydrin in combination with a modified tannin and/or (ii) a dialkylamine epihalohydrin in combination with a melamine formaldehyde type polymer.
REFERENCES:
patent: 3515575 (1970-06-01), Arnold
patent: 3953330 (1976-04-01), Tonkyn et al.
patent: 4656059 (1987-04-01), Mizuno et al.
patent: 4753738 (1988-06-01), Huang
Barr James P.
Hruskoci Peter
W. R. Grace & Co.,-Conn.
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