Co-Extruded EVA–POE–EVA Photovoltaic Film, >90.5% Transmittance

Cat No:PPPP-0012

Description

A physically co-extruded three-layer EVA/POE/EVA encapsulation film combining EVA adhesion with POE moisture-barrier and electrical-insulation performance.

Datasheet

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Basic Information

Chemical Name	EVA/POE/EVA co-extruded photovoltaic encapsulation film.
Features and Benefits	High adhesion, optical transmission, weather resistance, moisture protection and sustained anti-PID performance for bifacial cell systems.
Usage Instructions	nan
Elongation at Break	≥450%.
Volume Resistivity	>1 × 10¹⁵ Ω·cm.
Product Standard	nan
Product Types	Three-layer EVA/POE/EVA co-extruded structure.
Shrinkage	Transverse: ≤2.0%; longitudinal: ≤3.0%.
Peel Strength	To glass: ≥60 N/cm; to backsheet: ≥40 N/cm.
Crosslinking Degree	75–95%.
Light Transmittance	>90.5% at 380–1100 nm; >80% at 290–380 nm.
Damp Heat Resistance	DH1000 yellow-index change: ΔYI ≤3%.
UV Resistance	After 60 kWh/m² exposure: ΔYI ≤3%.
PID Resistance	Module power degradation: <5% under testing.
Water Vapor Transmission Rate	<15.0 g/(m²·24 h).

Applications

Encapsulation of bifacial and other high-performance crystalline-silicon photovoltaic cells.

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