Composition having an elevated freezing point and change of color at selected temperatures, method of making and using the composition

摘要

Composition containing two components, which together show an elevated freezing point and bring about a color change at selected temperatures and method of making the same. Use of the composition to prepare a temperature indicating device by filling the same in a suitable transparent container and with a background in the form of a color, a number or a letter, which facilitates to visually observe the difference in color change.