Patent · US Expired

Composition for gelling liquids

US5091443A · kind A · utility

8Cited by
12References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 1990
Grant dateFeb 25, 1992
Priority date
Expiry dateFeb 7, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L51/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A gelling composition for an aqueous liquid includes ungellated starch which has been reacted with a silane coupling agent. In preferred compositions, the starch is a starch-polyacrylate graft copolymer and the composition includes a polyacrylate gelling agent. A disinfectant may be added to the composition for compositions intended for use with medical waste.

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