SK Chemical 18603 is a tie-layer resin supplied by POLYVALA (Shanghai Polyvala Plastics Co., Ltd.). It belongs to the Arkema Orevac tie-layer compatibilizers family — maleic-anhydride grafted modified ethylene - vinyl acetate copolymer (MAH-g-EVA).

Key Specifications

• (MFI, 190℃/2.16 kg): 2.5–3.0 g/10 min (flowability, co-extrusion) VA content: 18% (EVA, toughness) grafting ratio: maleic anhydride (MAH)grafted (bonding) Melting point: 95 °C Density: 0.93 g/cm³

Typical Applications

high barrier food packaging meat / deli/cooked food / cheese EVOH/PA co-extrusion / PE/EVOH/PE barrier bottle, retort pouch, aluminum-plastic laminate film pharmaceutical packaging, high barrier / bottle, automotive

Key Features

• strong adhesion EVOH
• PA(polyamide (PA))
• aluminum foil
• PVDC
• PET
• no delamination
• heat-seal /
• 160–230°C
• suitable for blown film
• cast
• co-extrusion
• compounding/laminating
• LLDPE
• LDPE
• PP compatible
• co-extrusion
• no bloom
• low odor
• temperature-resistant weather-resistant heat-resistant
• oil-resistant
• chemical-resistant
• high-temperature sterilization
• frozen

Sourcing with POLYVALA

• Flexible MOQ — single pallet to full container, mixed grades welcome
• Batch certificate / COA provided with every shipment
• Export documentation and consolidated freight from Shanghai port
• Sample available on request for evaluation

Note: Technical data above is compiled from manufacturer documentation for reference. Final specifications will be confirmed against the actual batch certificate.