Patent · US Expired

Technique for reducing polymer deposit during polymerization in aqueous dispersion

US3962196A · kind A · utility

6Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1974
Grant dateJun 8, 1976
Priority date
Expiry dateOct 29, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polymer deposit or build-up on the interior surfaces of a polymerization vessel during polymerization of monoethylenically unsaturated monomers in aqueous dispersion may be inhibited by adding certain heterocyclic compounds to the dispersion prior to polymerization.

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