FIELD: printing industry.
SUBSTANCE: present invention includes a printed pattern film, a printing layer formed on the upper part of the printed pattern layer, and a layer of ink of a temperature indicator formed on the upper part of the printing layer.
EFFECT: purpose of the present invention is to depict a print layer, presented in different colors, using the temperature indicator paint layer property, which becomes transparent at high temperatures from 60 °C or above, by forming a print layer represented by different colors on the printed film, and a paint layer of the temperature indicator on the top of the print layer.
6 cl, 5 dwg
