Patent ID: 8658420

Claim:
A flow-through photobioreactor comprising at least one thermoplastic multi-wall sheet having an upper layer and a lower layer having arranged there between at least two sidewalls, at least one inner wall, two or more end caps, and an algae reservoir positioned above the thermoplastic multi-wall sheet to permit algae flow into the thermoplastic multi-wall sheet, wherein the upper layer and the lower layer are each made of one material independently selected from the group consisting of transparent or translucent polycarbonate, co-polycarbonate, polyestercarbonate, copolyestercarbonate, siloxane-polycarbonate, siloxane-copolycarbonate, polyester, co-polyester, polyvinyl chloride, co-polyvinyl chloride, polymethylmethacrylate, co-polymethylmethacrylate, polypropylene, cyclic olefin copolymer, fluoropolymers, thermoplastic olefin, styrene acrylonitrile, thermoplastic polyurethane and transparent or translucent blends thereof and wherein an outer surface of the thermoplastic multi-wall sheet has applied thereto one or more outer cap layers.