Polypropylene (PP), also known as polypropene, is a thermoplastic polymer used in a wide variety of applications. It is produced via chain-growth polymerization from the monomer propylene.

One of the important family of polyolefin resins, polypropylene is molded or extruded into many plastic products in which toughness, flexibility, light weight, and heat resistance are required. It is also spun …

Dec 28, 2025 · Discover how to select the right polypropylene (PP) grade for your application and explore its key types, properties, processing methods, and applications.

PP definition: 1. written abbreviation used to show when someone has signed a document for a person who is not…. Learn more.

May 5, 2025 · Polypropylene is a versatile plastic used in items like toys, carpets, and food containers. Polypropylene is heat resistant and doesn't easily absorb water, making it great for microwaves and …

May 24, 2022 · Polypropylene (PP) is a thermoplastic polymer produced through the polymerization of propylene monomers, resulting in a semi-crystalline structure that provides mechanical strength and …

Nov 30, 2023 · Polypropylene (abbreviated PP) is a highly versatile plastic known to be used as a fibrous, structural or textile-type material within an extensive collection of industry applications and …

Jul 31, 2024 · A practical engineering guide to polypropylene compounding and extrusion, covering high-filler PP, glass fiber reinforcement, reactive extrusion, recycling and twin-screw processing …

What does the abbreviation PP stand for? Meaning: pages.

Polypropylene (PP) is a tough, rigid, crystalline thermoplastic polymer derived from the monomer propylene. It is characterized by its low density, making it the lightest among commodity plastics, and …