EVA (Ethylene Vinyl Acetate) as main material with additives is used for making solar panel 

encapsulation film.EVA film is made from EVA (Ethylene Vinyl Acetate)resin with VA content 

of 28% to 33% adding some modifying additives according to the formula. After heating , 

extrusion and calender, the resin becomes film. EVA solar film sticky free in normal 

temperature for easy handling. After heating and lamination, it occurs inter-curing and 

sticky.