COLOR CHANGE COMPOSITION INDUCED BY CHANGING THE TEMPERATURE

摘要

PURPOSE: A temperature-sensitive color change composition is provided to show 3 or more colors according to temperature change and to impart good esthetic sense because different colors are shown according to weather without consumption of separate facilities or costs. CONSTITUTION: A temperature-sensitive color change composition comprises 10-22 parts by weight of at least two thermochromic pigments and 20-30 parts by weight of hardener. When 3 thermochromic pigments with different colors and temperature zones is included, a first thermochromic pigment with a first temperature range is included in the amount of 10~15 parts by weight, a second thermochromic pigment with a second temperature range is included in the amount of 17~20 parts by weight, and a third thermochromic pigment with a third temperature range is included in the amount of 16~22 parts by weight.