Flexible-packaging glossary

BOPP

Biaxially oriented polypropylene, a polypropylene film stretched in both machine and transverse directions.

Why buyers encounter it

BOPP is a material family designation, not a complete package structure or performance guarantee.
Printed rollstock web leaving a wound roll
Buyer diagramReference diagram for bopp.

Use the term carefully

This definition helps interpret a packaging conversation. It does not establish a complete film structure, machine setting, regulatory conclusion, shelf-life result, or approval for a particular application.

Research source: PC-002. Application-specific details remain subject to manufacturer and technical review.