Patent · US Expired

Ethylene-vinylamine copolymers

US4255548A · kind A · utility

17Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1980
Grant dateMar 10, 1981
Priority date
Expiry dateJan 7, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S524/922
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Copolymers of ethylene and vinylamine are disclosed as are methods for their production. The disclosed copolymers find application primarily as flocculants.

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