PCMCOOL - Ru Entropy

A leading China PCM manufacturer

Who We Are

  • Founded in Shanghai, 2014, RU Entropy is a leading China phase change material manufacturer, specializing in advanced thermal energy solutions.

Innovation & Technology

  • With a team of experts in thermal engineering, chemical engineering, polymer materials, nano materials, and electronics engineering, the company develops and optimizes organic & inorganic phase change material formulas to deliver cutting-edge technology for diverse industrial and consumer applications.

Our Strengths

  • RU Entropy combines innovation, rapid production, and global partnerships to deliver high-performance thermal solutions. Whether for PCM gel, cooling apparel, or industrial applications, the company is at the forefront of smart temperature management technology.
PCM manufacturer
PCM sample

Product Portfolio

Built to Your Needs

  • RU Entropy provides a broad range of solid-liquid phase change materials with temperatures ranging from -50℃ to 150℃, including normal paraffin, bio-based and inorganic phase change materials.
  • We have extensive experience in various encapsulation technologies, such as organic gel encapsulation, expanded graphite encapsulation, microencapsulation, and macro-encapsulation in forms like pouches, blankets, panels, balls, or any customized shapes.
  • Use Cases
  • The industries we serve include cold chain, construction, textiles, electronic cooling, healthcare, consumer goods, and thermal energy storage. Some of our commercialized consumer products are PCM cooling vest inserts, cooling cushions, and neck coolers.

Core Offerings

  • High-Purity Paraffin based PCMs
  • As a major distributor and partner with global refineries, RU Entropy supplies ultra-pure tetradecane, pentadecane, hexadecane, heptadecane, and octadecane for precise thermal management.
  • Renewable bio based PCMs
  • Sustainable, eco-friendly phase change materials for green energy applications.
  • China PCM Gel & Advanced Composites
  • Specializing in PCM gels for flexible cooling solutions, including wearable cooling vests, medical cooling pads, and smart sleep comfort pads.
  • PCM Cooling Vest & Wearable Tech
  • Engineered for athletes, industrial workers, and medical use, RU Entropy’s cooling vests provide long-lasting temperature regulation.
  • Building Energy Efficiency

& Cold Chain Solutions

  • PCM-enhanced materials for energy-saving construction, temperature-controlled logistics, and industrial safety.
  • Custom PCM Solutions (OEM/ODM)
  • We develop bespoke phase change materials tailored to your exact specifications, whether for consumer products, industrial applications, or specialized thermal management systems.

Address List

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Ru Entropy Technology Co., Ltd.

  • © 2025 Ru Entropy Technology Co., Ltd.  All Rights Reserved
  • PCMCOOL® is a registered trademark of Ru Entropy