Patent · US Active

Tacky, heat curable multi-layer adhesive films

US9481814B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Inventors

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

Key dates

Filing date	Feb 26, 2015
Grant date	Nov 1, 2016
Priority date	—
Expiry date	Feb 26, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/2098
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Disclosed is a multi-layer adhesive film including a heat curable adhesive film and a first tacky adhesive composition disposed on the first major surface of the heat curable adhesive film. The heat curable adhesive film includes a surface-deactivated solid isocyanate and a polyurethane that includes functional groups that are reactive with isocyanate. A method of making an article that includes the multi-layer adhesive film and article made thereby are also disclosed.

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