Method of bonding to foil
US9605117B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2013 |
| Grant date | Mar 28, 2017 |
| Priority date | — |
| Expiry date | Oct 15, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2475/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is a waterborne adhesive composition comprising (i) an aqueous medium; (ii) one or more isocyanate compounds dispersed in said aqueous medium, and (iii) one or more functional silane compounds dispersed in said aqueous medium. Also provided is a method of bonding a metal foil to a polymeric film comprising the steps of (A) applying a layer of the waterborne adhesive composition to a surface of said metal foil, (B) drying said layer of said adhesive composition to produce a layer of dried adhesive, and (C) after said drying, bringing a surface of a polymeric film into contact with said layer of said dried adhesive composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.