Polypropylenenoun
A thermoplastic resin made by the polymerization of propylene, and used for films, fibres, or moulding materials. Also known as polypropene.
Polypropylenenoun
a polymer of propylene used as a thermoplastic molding material
Polypropylenenoun
a synthetic resin which is a polymer of propylene, used chiefly for films, fibres, or moulding materials
Polypropylene
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.
Polycarbonatenoun
(chemistry) Any of a range of polymers of aromatic carbonates; they are used to make light, flexible alternatives to glass. Abbreviation: PC
Polycarbonate
Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent.