Patent · US Expired

Emulsion polymerization of cationic monomers

US3968037A · kind A · utility

52Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1974
Grant dateJul 6, 1976
Priority date
Expiry dateJun 17, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F36/20
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Cationic monomers homopolymerized and copolymerized in water-in-oil emulsion systems with crosslinking and branching agents have surprisingly high effectiveness as flocculants and for the treatment of activated sewage sludge.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.