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Quantitative Analysis of Brominated Flame Retardants Using Thermal Desorption-GC
Introduction Brominated flame retardants (BFRs) are widely used in electrical and electronic products to improve fire safety. However, certain brominated flame retardants are regulated under the Restriction of Hazardous Substances (RoHS) Directive due to their potential environmental and health impacts. Accurate detection and quantification of these compounds are essential for manufacturers, testing laboratories, and regulatory…
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EGA Thermogram Analysis of UV-Degraded High Impact Polystyrene (HIPS): Correlation with Xe Weather Meter Testing
EGA Thermogram Analysis of UV-Degraded High Impact Polystyrene (HIPS): Correlation with Xe Weather Meter Testing Introduction Polymeric materials used in outdoor applications are constantly exposed to sunlight, oxygen, heat, and moisture. Over time, these environmental factors can cause photo-oxidative degradation, resulting in reduced mechanical strength, discoloration, cracking, and shorter product life. Evaluating the weather resistance…
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Analysis of Yellowing in a Polyvinyl Chloride (PVC) Sheet Using EGA-MS
Polyvinyl chloride (PVC) is one of the most widely used polymers in construction, automotive, medical, electrical, and consumer product applications. Despite its versatility and durability, PVC can undergo degradation during processing, storage, and service life, leading to changes in appearance and performance. One of the most common signs of PVC degradation is yellowing, which can…