Patent · US Expired

Polyurea/polyurethane adhesive compositions

US4812524A · kind A · utility

22Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 8, 1986
Grant dateMar 14, 1989
Priority date
Expiry dateMay 8, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09J175/14
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel polyurea/polyurethane two-component adhesive compositions are disclosed which comprise the reaction product of (a) a blend of an amine terminated polybutadiene and a polyhydroxybutadiene with (b) an aliphatic or aromatic di- or polyisocyanate and optionally chain extenders, tackifiers, coupling agents fillers and curingly effective amounts of catalyst.

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