Patent · US Expired

Water-soluble, highly branched polymeric microparticles

US6130303A · kind A · utility

17Cited by
10References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1994
Grant dateOct 10, 2000
Priority date
Expiry dateJan 11, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Water-soluble, high molecular weight, polymeric, microparticles with a high degree of branching are disclosed. A microemulsion polymerization process for preparing the microparticles is also disclosed. The microparticles give excellent results in a number of solid-liquid separation processes.

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