GLOBAL AUTHORITY ON PHASE CHANGE MATERIAL

Food for Good program participants

Meals on wheels

PepsiCo established the Food for Good program in 2009 to deliver meals to kids in underserved neighborhoods during the summer. But the expense of refrigerated trucks limited the program’s reach. In 2010, PepsiCo began working with Entropy Solutions to find a solution. Together they created the Cold Box, an inexpensive and reusable container that keeps food at a safe temperature for hours without refrigeration. It's powered by PureTemp. Read more

Photo: The first Cold Boxes were field-tested in 2011. It performed well in record heat that summer, and its use has expanded each year since. - courtesy PepsiCo Food for Good


Phase Change Matters

Connect with PCM experts on LinkedIn

New on LinkedIn: The Phase Change Matters group, a place for PCM and TES experts and industry leaders from around the world to gather and share ideas. Read more

Video: How phase change material works.

Technical Papers

Thermal cycling 101

A thermal cycling study is designed to determine the cycling stability of a phase change material. During the study, a PCM goes through 10,000 or more cycles as quickly as possible to see if any thermal or chemical degradation is observed. Read more