Patent · US Active

Reactive film adhesives with enhanced adhesion to metallic surfaces

US9944834B2 · kind B2 · utility

0Cited by

15References

27Claims

0Family size

Assignee

H.B. Fuller Company · US

Inventors

Brian W. Carlson · Woodbury, US
Rituparna Paul · Windom, US
Mutombo Joseph Muvundamina · Johnson City, US
Felix D. Mai · Ludwigshafen, DE

Key dates

Filing date	Dec 15, 2015
Grant date	Apr 17, 2018
Priority date	—
Expiry date	Mar 16, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J2475/003
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Disclosed is a self-supporting, heat curable adhesive film including a surface-deactivated solid isocyanate and a blend of two different polyurethanes. A method of making an article that includes the adhesive film and article made thereby are also disclosed.

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