Melamine-formaldehyde resins in the flocculation of high solids

Details Melamine-formaldehyde resins in the flocculation of high solids Melamine-formaldehyde resins in the flocculation of high solids

1989-02-13

1991-02-05

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

106465, 106487, 209 5, 210728, 210734, 210735, 210778, 501148, 524447, C02F 156

Patent

active

049902636

ABSTRACT:
Finely divided aqueous mineral slurries such as kaolin clay and calcium carbonate are dewatered, filtered and prepared for shipment by and with the addition of an effective amount (preferably 0.01 to 4.0 pounds per ton of solids) of melamine/formaldehyde polymer.

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patent: 3290310 (1966-12-01), Morf
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patent: 3484837 (1969-12-01), Odom et al.
patent: 3753902 (1973-08-01), Stettler
patent: 4174279 (1979-11-01), Clark et al.
patent: 4271028 (1981-06-01), Marfurt et al.
patent: 4481116 (1984-11-01), Cabestany et al.
patent: 4647382 (1987-03-01), Sharpe

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