Commodity Plastics
PVDC Barrier Film — Polyvinylidene Chloride for Barrier Films
PVDC offers outstanding barrier properties against oxygen, moisture, and aroma, making it a premier choice for high-performance food packaging. It is often used in multilayer films or as a coating to enhance the shelf life of sensitive products.
PVDCSaranDaran
Manufacturers
2
Grades
3
Applications
4
Equivalents
2
Physical Properties
- Density
- 1.6-1.7 g/cm³
- Water Absorption (24h)
- <0.2 %
- Transparency
- Good
- Shrinkage
- 0.3-0.6 %
Mechanical Properties
- Young's Modulus
- 1.0-1.5 GPa
- Tensile Strength
- 30-50 MPa
- Elongation at Break
- 10-40 %
- Impact Strength (Izod)
- 20-40 J/m
Thermal Properties
- Glass Transition Temperature
- 70-80 °C
- Melting Point
- N/A (degrades)
- Continuous Service Temperature
- 50-60 °C
- Heat Deflection Temperature
- 50-60 °C
Electrical Properties
- Dielectric Constant
- 3.5-4.5
- Volume Resistivity
- 10¹⁰-10¹² Ω⋅cm
- Dielectric Strength
- 10-20 kV/mm
Chemical Resistance
- Acids
- Good resistance
- Bases
- Good resistance
- Solvents
- Insoluble in most common solvents
- UV Resistance
- Fair (requires formulation)
Sustainability
- Recyclability
- Challenging due to multilayer structures
- Recycling Code
- 3 (PVC) or depends on multilayer
- Carbon Footprint
- Moderate to High
Manufacturing compatibility
Co-extrusionCoating
Applications
Food packaging film
Pharmaceutical packaging
Medical devices
Barrier coatings
Available grades
PVDC 90%PVDC 95%PVDC 92%