FLOCCULANTS FROM STARCH GRAFT COPOLYMERS

Highly active flocculants for removing siliceous wastes and other finely divided solid suspensions from water are produced from starch by graft copolymerization with a cationic monomer having quaternary ammonium substituents.

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Bibliographische Detailangaben
Hauptverfasser:	ROBERT C. BURR, GEORGE F. FANTA, DUANE A. JONES
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON DIFFERENTIAL SEDIMENTATION FLOTATION MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLIDMATERIALS OR FLUIDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	Highly active flocculants for removing siliceous wastes and other finely divided solid suspensions from water are produced from starch by graft copolymerization with a cationic monomer having quaternary ammonium substituents.