thermochromism

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thermochromism

[‚thər·mə′krō‚miz·əm]
(physics)
A reversible change in the color of a substance as its temperature is varied.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Sun Chemical also offers thermochromic inks among a wide range of special effect inks, Nersesian said.
"We were happy that CTI's thermochromic inks provided an innovative solution for the promotional Funstigator campaign involving not one, but two levels of temperature activations."
Lithocraft has also pioneered the application of thermochromic inks in offset printing.
These include thermochromic inks, which are heat sensitive and designed to change colour when exposed to retorting or sterilising product.
Thermochromic inks are sensitive to temperature changes and will appear or disappear at different temperature ranges.
Utilizing Inland's proprietary label construction process, this label is able to withstand the rigors of the molding process, maintains its high durability (200-plus dishwasher cycles), and retain the integrity of the thermochromic inks. In addition, the label construction allows highly reflective metallic inks to be used to enhance the graphic appeal.
By mid-2015 all of CTI's thermochromic inks will have the advantages of high velocity technology.
I'd say there is equal interest in covert applications such as taggants, DNA, chemical markers, and energy reactive inks and coatings as there is in overt security products such as color shifting or thermochromic inks," he says.
The "tattoo"--using the thermochromic inks supplied CTI--is printed On a label which adorns the bottle.
Reversible thermochromic inks change color when a certain temperature is reached then comes back to the original color at room temperature.
Thermochromic inks respond to temperature and create an interactive element to printing.