Patent ID: 8759446

Claim:
A composition comprising a blend of a polyolefin, polylactic acid, and a reactive modifier, wherein: said polyolefin comprises polypropylene in an amount of from 51 wt. % to 99 wt. %; said polylactic acid is present in an amount from 1 wt. % to 40 wt %, and said reactive modifier comprises an epoxy functionalized polyolefin in an amount of from 0.5 wt. % to 15 wt. % based on the total weight of the composition, and wherein: said epoxy functionalized polyolefin comprises glycidyl methacrylate grafted polypropylene and said epoxy functionalized polyolefin has a grafting yield of from 0.2 wt. % to 15 wt. %, and wherein the glycidyl methacrylate grafted polypropylene is prepared by grafting glycidyl methacrylate onto polypropylene in the presence of an initiator and a multi-functional acrylate comonomer, wherein the multi-functional acrylate comonomer comprises polyethylene glycol diacrylate or alkoxylated hexanediol diacrylate.