We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Recycling of the styrene fraction from post-consumer waste
AI summary Read the abstract
This study examined the recovery and recycling of styrene materials from post-consumer domestic waste through mechanical recycling. Researchers evaluated whether recycled styrene materials could achieve properties competitive with virgin material.
This investigation studied the recovery of styrene materials with mechanical recycling of different natural domestic waste. The aim of this work was to evaluate the possibility of obtaining a material capable of competing, in some respects, with the virgin material. The two main problems of the recycling and recovery process were also addressed. These include the presence of impurities from other plastic materials, such as polyvinyl chloride (PVC) or polypropylene (PP), and the degradation of the recovered materials due to previous processing or the activities of external agents such as sunlight. In both cases, it was found that the recovered material exhibits a decrease in its mechanical properties and it is also difficult to recover. The use of the instrumental-analysis techniques, such as differential scanning calorimetry (DSC), is essential for predicting the quality of the material recovered from the residue.
More Papers Like This
Morpho-structural and thermo-mechanical characterization of recycled polypropylene and polystyrene from mixed post-consumer plastic waste
AI summary Read the abstract
Researchers characterized recycled polypropylene and polystyrene recovered from mixed post-consumer plastic waste, assessing their morphological, structural, and thermo-mechanical properties to evaluate suitability for reuse in manufacturing.
An evaluation model to predict microplastics generation from polystyrene foams and experimental verification
AI summary Read the abstract
Researchers developed a simulation model that predicts when aged polystyrene foams will generate microplastics by linking plastic aging with mechanical failure over time, offering a tool to guide timely recycling before microplastic release occurs.
Plastic recycling: Challenges and opportunities
AI summary Read the abstract
This review surveys mechanical, chemical, and energy recovery methods for plastic waste recycling, examining challenges such as polymer degradation across cycles, the role of fillers, and advanced chemical techniques like pyrolysis and gasification. It provides practical guidance on the current state and future directions of plastic recycling across major polymer types including PET, HDPE, PP, and PS.
Polystyrene Waste Recycling Process as an Alternative Antistatic Packaging Raw Material
AI summary Read the abstract
Researchers synthesized a composite from recycled polystyrene and coconut shell carbon black that could serve as antistatic packaging material, demonstrating a value-added use for styrofoam waste.
Catalytic Pyrolysis Process to Produce Styrene from Waste Expanded Polystyrene Using a Semi-Batch Rotary Reactor
AI summary Read the abstract
Researchers optimized catalytic pyrolysis of waste expanded polystyrene to maximize recovery of styrene monomer, which can be reused in polystyrene production. Using metal oxide catalysts, they achieved high styrene yields at relatively low temperatures compared to standard thermal pyrolysis. This chemical recycling approach could help reduce polystyrene waste from reaching the environment where it eventually fragments into microplastics.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.