The weekend read: Bifacial drives PV encapsulant switch
Suppliers of encapsulant materials – plastic sheets that are heated to laminate together the components in PV module stacks – are rapidly expanding to keep pace with module manufacturing in Asia and other parts of the world. Ethylene-vinyl acetate (EVA) continues to dominate the market, but new developments in module technology are driving a slow shift to more costly polyolefins.
