Technical papers

Characterization of microencapsulated PCMs using DSC and TGA

Differential scanning calorimetry measures heat flow, allowing a sample’s melting and freezing temperatures as well as latent heats of fusion and freezing to be calculated. Thermogravimetric ana.. Characterization of microencapsulated PCMs using DSC and TGA 31-Aug-2016

Entropy Solutions: Committed to quality, safety and transparency

Entropy Solutions is on the cutting edge of materials used in thermal energy storage. As a trusted supplier to countless end users, we are committed providing phase change material that you can tr.. Entropy Solutions: Committed to quality, safety and transparency25-Mar-2016

Why thermal conductivity matters

Increased thermal conductivity allows for a faster rate of heat transfer in phase change material, reducing the time required for the PCM to undergo a complete charge or discharge. By Aymara Albur.. Why thermal conductivity matters01-Mar-2016

DSC and T-history: Complementary methods for measuring the melting and freezing ranges of PCMs

Differential scanning calorimetry and the T-history method are used to measure the latent heat and melting/freezing ranges of phase change materials. Heating/cooling rates, sample size and thermal con.. DSC and T-history: Complementary methods for measuring the melting and freezing ranges of PCMs18-Dec-2015

The effect of the new GHS standards on the PCM industry

Manufacturers of phase change material are required to follow the new Globally Harmonized System of Classification and Labeling of Chemicals and must accurately report the hazards associated with thei.. The effect of the new GHS standards on the PCM industry15-Sep-2015

Commissioning chilled water TES systems

Chilled water thermal energy storage systems should be as simple as possible. The success of a project depends on documenting and continually evaluating the owner’s project requirements. Key bas.. Commissioning chilled water TES systems04-May-2015

Biobased phase change material and expanded polystyrene

Expanded polystyrene, commonly used in coffee cups, coolers and packaging, will dissolve if it comes in contact with most vegetable oils, including biobased phase change material. The phenomenon is pr.. Biobased phase change material and expanded polystyrene 27-Mar-2015

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 therm.. Thermal cycling 10106-Feb-2015

DSC sample preparation

Proper sample preparation is critical to obtaining accurate DSC (/stories/dsc) measurements. Here is Entropy Solution’s standard procedure for preparing samples. Tare the scale. Plac.. DSC sample preparation14-Jan-2015

Biodegradability of phase change materials

Biobased PureTemp belongs to the only category of phase change materials that are considered to be readily biodegradable. PureTemp PCMs will fully decompose within months of being introduced into a la.. Biodegradability of phase change materials02-Dec-2014

Flash point: A comparison of PureTemp and paraffin PCMs

Flash point plays an important role in the safe handling of chemicals. Although PureTemp and paraffin PCMs have similar melting points, the higher molecular weight of PureTemp compounds makes them les.. Flash point: A comparison of PureTemp and paraffin PCMs01-Dec-2014

Microencapsulation of phase change materials

Phase change materials must be contained in one form or another to be of any repeatable and beneficial use as temperature regulators. In certain applications, such as textiles, microencapsulated phase.. Microencapsulation of phase change materials01-Dec-2014

The principles of green chemistry: How does PureTemp fare?

Green chemistry is the design of chemical products and processes that reduce or eliminate the use or generation of hazardous substances. Unlike most phase change materials, PureTemp products are well-.. The principles of green chemistry: How does PureTemp fare?01-Dec-2014

Thermal characterization of phase change material using the t-history method

Thanks to its precision, reproducibility and wide acceptance by industry and academia, differential scanning calorimetry will continue to be the main method for characterizing and benchmarking PCMs. B.. Thermal characterization of phase change material using the t-history method01-Dec-2014

Understanding the differential scanning calorimetry of PCMs

Frequently asked questions about the operation of and preparation for the DSC of phase change materials. By Heather Watson, Ph.D. Q: What is DSC used to measure? A: Differential scanni.. Understanding the differential scanning calorimetry of PCMs01-Dec-2014

Case study: Solving supply chain challenges through reclamation

Logistics contractors worked with Sonoco ThermoSafe to rationalize a complex and failure-prone supply chain. Source: Sonoco ThermoSafe (https://www.thermosafe.com/blog/thermosafe-publishes-case-st.. Case study: Solving supply chain challenges through reclamation30-Nov-2014

White papers and presentations on PCMs and thermal energy storage

Shipping Temperature-Sensitive Materials: Considerations in Packaging Selection (http://www.berlindangerousgoods.com/en/resource-center/white-papers/hazardous-temperature-sensitive-materials-whit.. White papers and presentations on PCMs and thermal energy storage30-Nov-2014

A brief comparison of ice packs, salts, paraffins and vegetable-derived phase change materials

In a head-to-head comparison in six key areas, phase change materials made from vegetable sources have the edge on paraffin-based PCMs. By William R. Sutterlin, Ph.D. Passive processe.. A brief comparison of ice packs, salts, paraffins and vegetable-derived phase change materials20-Nov-2014