Disadvantages of using polypropylene While polypropylene does not contain bisphenol A (BPA), a chemical often associated with hormonal disorders and other health issues, it doesn't mean it's entirely harmless. Exposure to high temperatures can cause the material to warp or melt, compromising the structural integrity of the product. Release of Chemicals When Heated. Jan 22, 2025 · While polypropylene is generally safe to use, it does have a few disadvantages, including: Becomes brittle at extremely low temperatures Deteriorates in the sun; Doesn't biodegrade Aug 14, 2018 · What are some of the disadvantages of polypropylene? Polypropylene is highly flammable. One of the major drawbacks of polypropylene is its limited heat resistance compared to other thermoplastics. Aug 10, 2024 · One of the main health risks discussed with plastics is the potential release of harmful chemicals that can negatively affect the human body. Disadvantages of Polypropylene. Polypropylene has a melting point of about 320°F (160°C), making it unsuitable for high temperature applications. 1. One of the main drawbacks to polypropylene is the product has a resistance to the addition of paint or ink once the cooling process has completed. Apr 16, 2019 · Like all materials, polypropylene has some drawbacks. It will melt when exposed to heat and has a flash point of 260 degrees Celsius. Jan 16, 2025 · Here are some of the key drawbacks of polypropylene: Limited Heat Resistance: Polypropylene has a relatively low melting point of about 320°F (160°C), which makes it unsuitable for high-temperature applications. It’s important for manufacturers and users to be aware of these limitations: Exposure to ultraviolet light can cause polypropylene to degrade over time, making it less suitable for use in high-altitude environments or areas with significant UV exposure. While there is no doubt that polypropylene has a lot going for it, there are disadvantages to use of polymers of this nature. iht ldn kmbnis bvpqobw klwuno pqfug msnxyy xknuge gmr jeg