VERFAHREN FUER DIE ENTKLEBUNG VON ABFALL AUS SPRITZLACKIERVERFAHREN MIT MELAMIN-FORMALDEHYD.
摘要
An improved method for killing over-sprayed paints which requires a) alkalinity adjustment of paint spray booth water to at least about 50 ppm, preferably about 200-600 ppm, on a calcium carbonate basis; b) addition of a melamine-formaldehyde polymer to paint spray booth water; c) addition of a polymeric coagulant to paint spray booth water; and d) separation of the resulting floc.
申请公布号
DE3872055(D1)
申请公布日期
1992.07.23
申请号
DE19883872055
申请日期
1988.05.18
申请人
CALGON CORP., ROBINSON TOWNSHIP, PA., US
发明人
FAUST, CHARLES A., WEXFORD PENNSYLVANIA 15090, US;MIKNEVICH, JOSEPH P., CORAOPOLIS PENNSYLVANIA 15108, US