Commodity Plastics
EVOH 32 mol% Barrier — Ethylene Vinyl Alcohol Copolymer (32 mol% VA) for Barrier Applications
EVOH offers superior barrier performance against oxygen and other gases, especially under dry conditions. The 32 mol% VA grade provides a good balance of barrier and processability, commonly used in multilayer food packaging for extended shelf life.
EVOHSoarnoLEVAL
Manufacturers
3
Grades
3
Applications
3
Equivalents
2
Physical Properties
- Density
- 1.18-1.22 g/cm³
- Water Absorption (24h)
- 3-5 % (highly hygroscopic)
- Transparency
- Good
- Shrinkage
- 1-3 %
Mechanical Properties
- Young's Modulus
- 1.5-2.5 GPa
- Tensile Strength
- 40-55 MPa
- Elongation at Break
- 15-30 %
- Impact Strength (Izod)
- 50-100 J/m
Thermal Properties
- Glass Transition Temperature
- 50-60 °C
- Melting Point
- 165-175 °C
- 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
- 15-25 kV/mm
Chemical Resistance
- Acids
- Good resistance
- Bases
- Good resistance
- Solvents
- Insoluble in most common solvents, but sensitive to moisture
- UV Resistance
- Poor
Sustainability
- Recyclability
- Challenging due to multilayer structures
- Recycling Code
- Depends on multilayer
- Carbon Footprint
- Moderate
Manufacturing compatibility
Co-extrusion
Applications
Food packaging
Automotive fuel tanks
Medical packaging
Available grades
EVAL LE3201EVAL LE3401EVAL E101