Temperature sensitive ink

the temperature change ink called thermal color ink, thermochromic ink, thermochromic ink, and thermochromic ink.

Temperature change ink is divided into four categories:

 the reversible temperature compensation ink": show a certain color at room temperature, the color disappeared into colorless after heating, restore immediately to the original color after cooling, because of its reversible change process;

 the reversible temperature Bianfa color ink":Show colorless at room temperature, after heating, it turn into another color,restore to the original colorless after cooling.Because of the reversible change of the process;

Reversible temperature change color printing ink":Ink display color at normal temperature,after heating, it turn into another color,Because of the reversible change of the process;

 Irreversible thermochromic ink: change from colorless or from a specified color to another,the color won't disappear after heating.