THERMOCHROISM ULTRAVIOLET RECOGNIZING WRITING TOOL TO WHICH AN INFRARED RAY AND ULTRA-VIOLET RAY LAMP IS ATTACHED

摘要

PURPOSE: The thermochroism writing tool not only can easily erase notes, but also easily visualize easily the solutions of questions and grade them.;CONSTITUTION: The thermochroism writing tool mixes a certain amount of fluorescent material of the cyan ink phosphor system with a surfactant and water to make ink. And put it into a pen (1-1) to be able to note. In this ink, electronic donating organic compound and electron water-soluble organic compound are mixed, and when a certain amount of thermal energy is applied, color reaction occurs.;COPYRIGHT KIPO 2013