Plastics Today: Assessing the Blowmolding Suitability of rPET Resins
By: Chia-Jen Hsu, Materials Specialist, PTI While polyethylene terephthalate (PET) is a highly recyclable plastic resin, there are supply and technical challenges in producing packages with high recycled PET (rPET) content. Because there are multiple rPET grades and suppliers, the respective consistency and quality issues can affect color, material distribution