Patent · US Expired

Process for producing uniform macroporous polymer beads

US5130343A · kind A · utility

65Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 1991
Grant dateJul 14, 1992
Priority date
Expiry dateMar 13, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F291/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for producing macroporous polymer beads from a multiphase emulsion using soluble polymer particles as the primary porogen is disclosed. The beads produced are of uniform size and shape.

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