Patent · US Expired

Reactive hot melt structural adhesive

US4962138A · kind A · utility

5Cited by
7References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 27, 1988
Grant dateOct 9, 1990
Priority date
Expiry dateMay 27, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31522
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel reactive hot melt structural adhesives comprising urethane oligomer and epoxy mixture in specified ratios. The compositions offer very high shear, peel, and impact strengths, properties of particular value in bonding adherends in an auto body assembly line.

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