Acrylamide diallyl dimethyl ammonium chloride copolymers as improved dewatering acids for mineral processing

Acrylamide diallyl dimethyl ammonium chloride copolymers as improved dewatering acids for mineral processing

An improved method of dewatering mineral slurries which comprises treating said slurries with a dewatering amount of a copolymer of acrylamide and DADMAC, which polymers are characterized as containing from 3-50 mole percent of acrylamide and having a Reduced Specific Viscosity of at least 2.

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Bibliographische Detailangaben
Hauptverfasser: RICHARDSON, PAUL F, BHATTACHARYYA, BHUPATI R
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
METALLURGY
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:An improved method of dewatering mineral slurries which comprises treating said slurries with a dewatering amount of a copolymer of acrylamide and DADMAC, which polymers are characterized as containing from 3-50 mole percent of acrylamide and having a Reduced Specific Viscosity of at least 2.