Patent · US Expired

Polyester chain-extended vinyl ether urethane oligomers

US5019636A · kind A · utility

10Cited by
10References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1989
Grant dateMay 28, 1991
Priority date
Expiry dateMay 10, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G18/6715
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A vinyl ether oligomer especially useful for coatings is prepared by reacting an hydroxyl-terminated polyester, a diisocyanate, and a hydroxy monovinyl ether having formulas as defined herein.

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