Patent · US Expired

Water soluble polymers, their preparation and their uses

US4745154A · kind A · utility

30Cited by
39References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 14, 1986
Grant dateMay 17, 1988
Priority date
Expiry dateApr 14, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S507/903
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A copolymer composition prepared in a water-in-oil emulsion by polymerizing a monomer system comprising a surfactant monomer and a water soluble vinyl monomer.

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