Sustainability
Mono-PP Packaging: Polypropylene-Based Structures
Mono-PP packaging uses a PP-dominant structure. Check outer and sealant grades, cold-use and retort evidence, barrier, and recycling-stream compatibility.
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Materials
Nylon Packaging Film: BOPA and Cast PA Explained
Nylon packaging film gives puncture and flex-crack resistance with moderate oxygen barrier. See BOPA vs cast PA, humidity effects, uses and structures.
Materials
OPS Shrink Film: Oriented Polystyrene Shrink Sleeves
OPS shrink film is oriented polystyrene used mainly for shrink sleeve labels. See its properties, trade-offs vs PETG and PVC, recycling and storage.
Performance
Oxygen Barrier Packaging: Choosing the Right Level of Protection
Oxygen barrier packaging should match what the product can tolerate. Learn how to size protection, use nitrogen flushing and scavengers, and validate shelf life.
Performance
Oxygen Transmission Rate (OTR): Units, Test Methods and How to Read It
Oxygen transmission rate (OTR) measures how much oxygen passes through a film. Learn the units, test methods, conditions and how OTR relates to shelf life.
Performance
Packaging and Shelf Life: How Film Choice Affects It
Packaging film shelf life depends on oxygen, moisture, light and seal integrity. Learn the failure modes, real-time vs accelerated tests and a study checklist.
Regulations
Packaging EPR: How Extended Producer Responsibility Works
Packaging EPR makes producers pay for the collection and recycling of their packaging; here is how schemes, fees and reporting work in the EU and US.
Performance
Packaging Film Coefficient of Friction (COF): Testing and Targets
Packaging film coefficient of friction explained: static vs kinetic COF, ASTM D1894 testing, slip additive migration and how to set COF targets for your machine.
Performance
Packaging Film Thickness: Microns, Gauge and Mils Explained
Packaging film thickness explained: microns, gauge and mils, how to convert between them, how thickness is measured and what downgauging does to a pack.
Materials
Packaging Film Types: A Practical Guide to Common Polymer Films
Packaging film types differ by polymer: PE, CPP, BOPP, BOPET, nylon, EVOH, PVC, PETG, POF and metallized film. See what each does and where it fits.
Performance
Packaging Seal Strength: Testing and Specifying Seals
Packaging seal strength is how much force a heat seal resists before it opens. Learn ASTM F88 peel, burst and leak tests, failure modes and how to write a spec.
Sustainability
Paper-Based Flexible Packaging: Barrier Coatings and Machinability
Paper flexible packaging uses coated paper for pouches and wraps. See how barrier coatings, recyclability and machine behavior compare with plastic laminates.