Patterned adhesives for color shifting effect
OwnerYaoqi Liu, Jeffrey Tokie +2inventors
InventorsYaoqi Liu, Jeffrey Tokie, Kenneth Callahan, Kevin Schaffer
Life of this patent
Estimating the term…
Abstract
An article is disclosed that includes a color shifting film having a film surface and an adhesive layer disposed on the color shifting film surface. The adhesive layer includes a first adhesive region having a first colorant and a second adhesive region. Methods of making and using the article are also disclosed.
Claims23
An article comprising:
- a color shifting film having a film surface;
- and
- an adhesive layer disposed on the color shifting film surface, the adhesive layer comprising a first adhesive region comprising a first colorant and a second adhesive region.
A method of making an article comprising a step of disposing an adhesive layer on a color shifting film surface, the adhesive layer comprising a first adhesive region and a second adhesive region, wherein the first adhesive region comprises a first colorant.
A method of using an article comprising steps of:
- providing an adhesive layer disposed on a color shifting film, the adhesive layer comprising a first adhesive region and a second adhesive region, wherein the first adhesive region comprises a colorant;
- applying the adhesive layer onto a substrate;
- and
- separating at least a portion of the color shifting film from at least a portion of the substrate, wherein the separating provides a tamper evident feature.
Dependencies are inferred from the claim text.