Share this article Share this article DOWNERS GROVE, Ill., Jan. 26, 2021 /PRNewswire/ -- Markem-Imaje, part of Dover (NYSE: DOV), announced the launch of its MS596 thermochromic ink, designed to change color at high temperatures to indicate correct sterilization of packaged food products. With an increase in regulatory requirements for proper coding and marking on cooked food products, there is a growing need for product authentication and quality assurance. This is particularly important in the food industry, where heat-treated ready meals are becoming more popular, including plastic pouches used for baby food and pet food. Markem-Imaje's MS596 thermochromic ink can be used for printing on both metal cans and plastic film. With excellent adhesion to polyolefin pouches, no pre- or post-treatment of the packaging material is required.