You'll know a piece of plastic is made of polypropylene if it has the number 5 inside the recycling triangle symbol. Polypropylene is commonly used in many different applications, including ...

A groundbreaking study published in the Journal of Bioresources and Bioproducts presents a novel method for enhancing the performance and reprocessability of polypropylene-lignin blends using plasma ...

A 5 is for “PP, or polypropylene, found in potato chip bags and yogurt containers, and safe to reuse,” he said. In addition to being food-safe, containers with the numbers 2, 4 or 5 are durable enough ...

Polypropylene (PP) is a thermoplastic that has a number of properties that sets it apart from other thermoplastics which see common use with 3D printing, including PLA, ABS and nylon (PA).

Commodity resin markets in North America ended 2024 with two price drops and three materials with flat pricing for December.

Some 27,337 patents concerning polypropylene (PP) – the most widely employed fibre in the nonwovens industry – have been ...