In exemplary embodiments of the invention, the branched graft copolymer having a polyolefin main chain may be a polyolefin modified with at least one functional group selected from the group consisting of {TAIL ~ methacrylate groups}, acrylate groups, {HEAD ~ modified ester groups}, C6 C12 arylate groups, acrylonitrile groups, and combinations thereof 
In exemplary embodiments of the invention , the branched graft copolymer having a polyolefin main chain may be a polyolefin modified with at least one functional group selected from the group consisting of { TAIL ~ methacrylate groups } , acrylate groups , { HEAD ~ modified ester groups } , C6 C12 arylate groups , acrylonitrile groups , and combinations thereof
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