What is the different between PLA biodegradable products and traditional plastic products?

PLA (Polylactic Acid) biodegradable products and traditional plastic products differ in their composition, production process, and environmental impact. Here are some key differences:

Composition: PLA biodegradable products are made from renewable resources, such as cornstarch or sugarcane, while traditional plastic products are typically derived from fossil fuels, such as petroleum or natural gas.

Biodegradability: PLA is considered biodegradable, meaning it can break down into natural elements under certain conditions, such as exposure to moisture, heat, and microorganisms. On the other hand, traditional plastics are generally non-biodegradable and can persist in the environment for hundreds of years.

Production Process: PLA is produced through the fermentation of plant sugars to produce lactic acid, which is then polymerized into PLA. Traditional plastics are produced through the extraction and refining of fossil fuels, followed by various chemical processes to create polymers.

Environmental Impact: PLA biodegradable products are often touted as more environmentally friendly compared to traditional plastic products. PLA has a lower carbon footprint and greenhouse gas emissions during production compared to traditional plastics. Additionally, PLA biodegradable products have the potential to reduce landfill waste and litter.

Performance and Applications: Traditional plastics have been widely used due to their versatility, durability, and low cost. They exhibit excellent properties such as high strength, resistance to heat and chemicals. PLA, although biodegradable, has certain limitations in terms of its mechanical properties and thermal stability, making it less suitable for certain applications that require high performance and durability.

It's worth mentioning that the development of biodegradable alternatives to traditional plastics, including PLA, is an ongoing area of research and innovation. Efforts are being made to improve their performance, expand their applications, and ensure they can.