Patent · US Expired

Polyvinyl acetate/allyl alcohol copolymers

US4939221A · kind A · utility

7Cited by
9References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1989
Grant dateJul 3, 1990
Priority date
Expiry dateAug 10, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G2101/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyvinyl acetate/allyl alcohol copolymers uniformly dispersible in or miscible with polyether and polyester polyols and useful in preparing urethane foams.

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