Patent · US Expired

Water soluble gum/polymer compositions and hydrosols prepared therefrom

US4548734A · kind A · utility

34Cited by
6References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 25, 1983
Grant dateOct 22, 1985
Priority date
Expiry dateJan 25, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2300/10
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Compositions of matter, desirably in powder form, adapted for ready dispersion/dissolution in an aqueous medium, and which rapidly provide maximum viscosity values therefor, are comprised of an intimate admixture of a water soluble gum or polymer, a dispersion/dissolution enhancing amount of a water donor material, and, advantageously, an anionic and/or nonionic surfactant.

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