Patent · US Expired

Coating aluminum alloy sheet to promote adhesive bonding for vehicle assemblies

US5463804A · kind A · utility

26Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 31, 1994
Grant dateNov 7, 1995
Priority date
Expiry dateAug 31, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49984
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Aluminum alloy sheet coated with an organophosphonic or organophosphinic acid is joined to an adjacent metal member by means of a polymeric adhesive, preferably an epoxy adhesive. The coated sheet may be worked into a desired configuration after coating. Assemblies made in accordance with the invention are useful as vehicle parts, including automotive body parts.

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