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CTI Thermochromic Ink Adorns Commemorative Solar Eclipse Stamp

The Aug. 2017 eclipse "brought out geeky excitement" for the CTI team, CEO Lyle Small said.

To commemorate today’s total solar eclipse – the first since 1991, per NASA – Colorado-based Chromatic Technologies, Inc. was tabbed to create a stamp using temperature-activated, color-changing ink that simulates the moon crossing the sun’s path. CTI’s thermochromic inks allows each stamp – the United States Postal Service (USPS) produced 60 million – to display two images of the sun’s corona during a total solar eclipse, according to CTI founder and CEO, Lyle Small. Whe...

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