Graduate Teses and Dissertations Iowa State University Capstones, Teses and Dissertations 2017 Biorefnery lignin as fller material in polylactic acid composite Yiwei Gao Iowa State University Follow this and additional works at: htps://lib.dr.iastate.edu/etd Part of the Engineering Commons Tis Tesis is brought to you for free and open access by the Iowa State University Capstones, Teses and Dissertations at Iowa State University Digital Repository. It has been accepted for inclusion in Graduate Teses and Dissertations by an authorized administrator of Iowa State University Digital Repository. For more information, please contact digirep@iastate.edu. Recommended Citation Gao, Yiwei, "Biorefnery lignin as fller material in polylactic acid composite" (2017). Graduate Teses and Dissertations. 16133. htps://lib.dr.iastate.edu/etd/16133