Patent · US Expired

Method for preparing stable (co) polymers dispersions in a polyol

US6642306B1 · kind B1 · utility

0Cited by
15References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 15, 2002
Grant dateNov 4, 2003
Priority date
Expiry dateAug 15, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention concerns a method for preparing stable (co)polymer dispersions in a polyol by polymerising in situ a monomer or a mixture of ethylenically unsaturated monomers, in the presence of one or several azocarboxylic acid ester(s).

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