Patent · US Expired

Suspension polymerization processes and toner compositions thereof

US5089295A · kind A · utility

5Cited by
12References
59Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 5, 1990
Grant dateFeb 18, 1992
Priority date
Expiry dateNov 5, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08702
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Processes for the preparation of polymers which comprises a suspension free radical polymerization of a monomer phase comprised of at least two monomers, and a polymerization initiator; and an aqueous phase comprised of water and magnetite.

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