Flocculants based on polymers containing water-soluble dialkylaminoneopentyl (meth)acrylates

US4465599A · kind A · utility

Assignee

• BASF SE

Inventors

• Hans Burkert · Ludwigshafen, DE
• Juergen Hartmann · Ludwigshafen, DE
• Dietmar Jung · Ludwigshafen, DE
• Wilfried Heide · Freinsheim, DE
• Heinrich Hartmann · Schifferstadt, DE
• Herbert Spoor · Schifferstadt, DE

Key dates

• Filing date: Jun 4, 1982
• Grant date: Aug 14, 1984
• Expiry date: Jun 4, 2002

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C02F1/54
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

Flocculants based on polymers of neutralized or quaternized di-C.sub.1 -C.sub.3 -alkylaminoneopentyl (meth)acrylates and copolymers thereof are used for clarifying waste water and for flocculating sludges.