发明名称 |
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 |
AT77267(T) |
申请公布日期 |
1992.07.15 |
申请号 |
AT19880304487T |
申请日期 |
1988.05.18 |
申请人 |
CALGON CORPORATION |
发明人 |
FAUST, CHARLES A.;MIKNEVICH, JOSEPH P. |
分类号 |
C02F1/56;B05D1/02;C02F1/54;C07D;C08J11/04;C09D;C09D7/00 |
主分类号 |
C02F1/56 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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