Patent · US Expired

Method of effecting flocculation

US4188293A · kind A · utility

6Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 1979
Grant dateFeb 12, 1980
Priority date
Expiry dateJan 4, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G73/0226
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method of effecting flocculation in aqueous systems which comprises applying to said systems an effective amount of a compound or mixture of compounds having the formula: EQU Z--CH.sub.2 --CHOH--CH.sub.2 --N.sym.--(CH.sub.3).sub.2 ].sub.n --CH.sub.2 --CHOH--CH.sub.2 --Z in which Z is either X or --N(CH.sub.3).sub.2 ; is a halogen having an atomic weight greater than 34; and n is an integer of from 2 to 20.

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