Polyethylene Terephthalate

POLYETHYLENE TEREPHTHALATE (PET) is a plastic resin used to make bottles for soft drinks and other consumer products. A relatively new packaging resin, the PET bottle was patented in 1973. Four years later, the first PET bottle was recycled. Because PET is an “engineered” resin, it is more expensive to produce than commodity resins, such as high-density polyethylene (HDPE). As a result, PET is one of the more highly valued plastic recyclables. “Custom” bottles are used for non-soft drink products, such as salad dressing, fruit juices, peanut butter and milk. Custom bottles accounted for 47 percent of all ...

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