September 25, 2024
PCMs are substances that absorb and release thermal energy during the melting and freezing process. What does that mean?
Simply, they act as a heat sink, absorbing your body heat slowly over time to keep you cool and comfortable, even in humid environments.
You are familiar with PCM even if you have never heard the term before. Ice is a phase change material. It freezes at 32F, and starts melting at 33F and higher temperatures. Butter is also phase change material, solid on the counter but melting at 90F.
Phase Change Materials are useful for many cooling technologies because the process of changing from a liquid to a solid requires much more energy(heat) than the same material would normally. This means PCMs when used properly can absorb significant amounts of excess heat.
ThermAppare uses a different phase change material, a non-toxic bio-based PCM that freezes between 66F (19C) - 70F (21C). This means it's safe against your skin and optimized for maximum body cooling.
Why is ice not a good method for cooling down the body for long periods of time?
Our body's core temperature evolved to operate around 98.6F (37C), but to do this we are constantly releasing excess heat. This is why the most comfortable temperature for us is around 70F (21C). When our skin is exposed to colder temperatures, our body's veins and arteries constrict in an attempt to keep the heat from escaping from our core. Over time this constriction can cause damage as there will not be enough blood to reach the skin causing frostbite. Similarly, the body's natural defense against the extreme cold of ice prevents the cooling from getting to where it is needed most, our heart.
Why is ThermApparel PCM the best option for personal body cooling?
ThermApparel PCM is optimized to work directly with your body's natural cooling system, the bloodstream. By keeping the cooling at a pleasant 70F your blood vessels will not constrict. Allowing the cooling to move freely through your body and get to the major organs where the cool blood is needed most.
ThermApparel Cooling Packs are also designed to more comfortably conform to the body than other cooling packs. This means the PCM is closer to your skin and can more easily and quickly absorb the heat away from your body.
ThermApparel is a small business making big waves in the heat sensitivity world by designing the first lightweight, comfortable and invisible cooling vest, UnderCool. Check us out online, on our blog, or on Facebook, Twitter, Pinterest, LinkedIn and Instagram.
Please let us know if you have any other questions or ideas in the comments below, we will follow up. You can always reach us via:
Live Chat - www.thermapparel.com | Email - contact.us@thermapparel.com | Phone - 855-232-7233 | Address: ThermApparel LLC. 40 Franklin St. 4th Floor, Rochester, NY 14620
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