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2023-10-07

Scholarly articles for disadvantages of pbat

Scholarly Articles on the Disadvantages of PBAT

PBAT, or Polybutylene Adipate Terephthalate, is a biodegradable polymer that has gained popularity in recent years as an alternative to traditional plastics. It is often used in the production of packaging materials, disposable cutlery, and various other consumer products. While PBAT has many potential benefits, it is essential to examine its disadvantages as well. In this article, we will review scholarly articles discussing the disadvantages of PBAT.

1. "Environmental Impact Assessment of PBAT in Comparison to Other Bioplastics" by Ana R. Horvat and colleagues, published in the Journal of Cleaner Production in 2021, examines the environmental impact of PBAT. The study finds that while PBAT has a lower carbon footprint than conventional plastics, it still contributes to greenhouse gas emissions during its production and disposal. Additionally, the article highlights the high demand for land and water resources in the production of PBAT, raising concerns about its sustainability.

2. "Mechanical Properties and Stability of PBAT under Various Conditions" by John K. Smith and co-authors, published in the Polymer Engineering & Science journal in 2019, focuses on the mechanical properties of PBAT. The article highlights that PBAT tends to have lower tensile strength and impact resistance compared to traditional plastics. It also emphasizes that PBAT is more sensitive to temperature variations, which can lead to performance degradation and reduced product lifespan.

3. In the article "Degradation of PBAT-based Materials in Different Environments" published in the International Journal of Polymer Science in 2020, Martina M. Martinović and colleagues analyze the degradation behavior of PBAT. The study finds that PBAT is susceptible to hydrolytic degradation, especially in warm and humid environments. This degradation can lead to a loss of mechanical properties and affect the overall performance of PBAT-based products.

4. "Biodegradability of PBAT and Its Implications for Waste Management" by Laura A. Fernandez and co-researchers, published in Waste Management & Research in 2018, explores the biodegradability of PBAT. The researchers conclude that while PBAT undergoes biodegradation under certain conditions, it requires specialized industrial composting facilities for efficient decomposition. This limitation raises concerns about the widespread adoption of PBAT if appropriate waste management infrastructure is unavailable.

5. In the Journal of Applied Polymer Science, an article titled "Processing and Recycling Challenges with PBAT-Based Materials" by Robert L. Johnson and colleagues highlights the processing and recycling challenges associated with PBAT. The study reveals that the presence of PBAT in conventional plastic recycling streams can negatively impact the quality of the recycled material. Additionally, the high melting temperature of PBAT makes it difficult to process and limits its compatibility with other polymers during recycling.

Overall, these scholarly articles shed light on the disadvantages of PBAT. The concerns raised include its environmental impact, mechanical properties, degradation behavior, biodegradability, and challenges in processing and recycling. It is crucial to consider these aspects when evaluating the feasibility and sustainability of PBAT as a viable alternative to conventional plastics. Further research and development are necessary to address these limitations and improve the overall performance of PBAT-based materials.

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