The primary challenge with packaging today is the plastic waste it generates. Although plastic is durable and inexpensive, it persists in the environment for hundreds of years, often ending up in places where it shouldn't, such as rivers. Discarded plastic packaging can harm wildlife and contribute to the accumulation of plastic in landfills and oceans. Furthermore, when plastic breaks down into tiny fragments known as microplastics, it creates additional problems, spreading widely and potentially impacting both our health and the environment.

To address these issues, efforts are underway to develop more sustainable packaging solutions. Strategies include reducing overall packaging, creating environmentally friendly packaging materials, increasing the use of recycled content, and promoting recycling and composting practices.

Governments and various organizations are also implementing regulations to manage packaging waste. These measures may involve banning single-use plastics or holding companies accountable for the proper disposal of their products and packaging. Individuals can contribute by choosing eco-friendly packaging options and recycling or composting properly. Everyone has a role in maintaining a cleaner planet.

Packaging plays a crucial role in our daily lives by protecting products during their journey from production to consumption. However, packaging also contributes to significant pollution. The production of packaging materials such as plastic, paper, and metal consumes substantial energy and natural resources, releasing gases that contribute to climate change. Additionally, discarded packaging often ends up as litter, especially in oceans and rivers, creating environmental hazards.

Poly(lactic acid) or PLA, derived from renewable sources like corn or sugarcane, offers a promising alternative. PLA is utilized in various applications, including food containers, disposable plates, and medical products. One of PLA's advantages is its ability to decompose naturally, unlike conventional plastics that persist indefinitely. PLA biodegrades into harmless substances like water and carbon dioxide.

Combining PLA with nanoclay can enhance its material properties. Nanoclay additives can strengthen PLA and improve its heat resistance. Researchers are exploring how the synergy between PLA and nanoclay can not only improve the safety of packaging but also make it more environmentally friendly.

 Figure 1: Original food tray and digital mock-up prepared from it [11].

 

Figure 2: Outline of the driving forces that lead to the development of smart food packaging [13].

 

 

Source:

Mohd Hafizuddin Ab Ghani, Ismayadi Ismail, Rosnah Nawang, Siti Zulaika Razali, Che Azurahanim Che Abdullah, Nishata Royan Rajendran Royan, Wan Nazri Wan Busu, Ruey Shan Chen. Polylactide based Nanoclay-composites: A Short Review International Journal of Chemical and Biochemical Sciences 24(7): 10-15.

 (https://www.iscientific.org/volume-24-2023/)

Date of Input: 26/04/2024 | Updated: 04/09/2024 | roslina_ar