Innventia develops interactive papers and packaging materials that change colour and shape in response to various stimuli. These can be used to create smart packaging solutions.
Marketing and product safety are two areas where a new technology using
opto-active material is enjoying much interest. Opto-active materials can change colour when they are exposed to specific stimuli such as moisture, temperature, tension or electricity.
Mechano-active materials alter their shape in response to various stimuli.

Mechano-active material