The color change of blister heat seal packaging color cards during long-term storage is the result of the combined effects of materials, environment, and processes.
As a key form of high-end packaging, the printed logo gift box, with its highly customized design language and exquisite printing technology, has become a crucial medium for conveying brand identity and enhancing perceived value for users.
Applying a transparent coating containing nano-titanium dioxide or zinc oxide to the surface of the color chart can reduce ultraviolet light penetration through reflection and scattering.
High-end packaging gift box, in particular, are evolving from a subsidiary role of simply protecting the product to a core vehicle for brand expression, emotional communication, and market penetration.
The blister heat seal packaging color card, a packaging format that combines functionality and aesthetics, is becoming a powerful tool for enhancing product appeal thanks to its unique structural design and powerful visual expression.
The crease area has uneven thickness due to material deformation, so segmented temperature control or pressure compensation technology must be used during heat sealing.