{HEAD ~ System} 4 wherein said {TAIL ~ polymer composition} includes an additive and at least some of said additive is placed on the surface of the encapsulated structural elements and at least some of said additive is placed on one or both surfaces of the internal layer 
wherein
{ HEAD ~ System } 4 wherein said { TAIL ~ polymer composition } includes an additive and at least some of said additive is placed on the surface of the encapsulated structural elements and at least some of said additive is placed on one or both surfaces of the internal layer
HEAD HEAD HEAD HEAD HEAD OTH REL OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH