Dr. Greg Curtzwiler

Dr. Greg Curtzwiler

  • Assistant Professor
Dr. Greg Curtzwiler is an Assistant Professor in the Food Science and Human Nutrition Department at Iowa State University and is affiliated with the Polymer and Food Protection Consortium. His research is focused on sustainable materials for packaging and coatings in the food industry including bio-based, compostable, and recycled polymers.

Dr. Curtzwiler received a B.S. in Biochemistry and M.S. in Polymers and Coatings Science from Cal Poly State University, San Luis Obispo, CA. He received a Doctorate in Polymer Science and Engineering from The University of Southern Mississippi School of Polymers and High-Performance Materials. He has expertise in polymers and coatings and surface analysis using a variety of instrumentation. Greg has over 40 publications and ten patents to his credit in areas such as food packaging, sustainable polymers, and nanotechnology.


Contact Info

1555 Food Sciences
536 Farm House Ln
Social Media and Websites


  • Ph.D., Polymer Science and Engineering, The University of Southern Mississippi, School of Polymers and High-Performance Materials
  • M.S., Polymers and Coatings Science, Cal Poly State University
  • B.S., Biochemistry, Cal Poly State University

List of Recent Publications

CECON, V. S., CURTZWILER, G. W. & VORST, K. L. 2023. Evaluation of mixed# 3–7 plastic waste from material recovery facilities (MRFs) in the United States. Waste Management, 313-323. (link)

SANCHEZ-RIVERA, K. L., MUNGUIA-LOPEZ, A. C., ZHOU, P., CECON, V. S., YU, J., NELSON, K., MILLER, D., GREY, S., XU, Z., BAR-ZIV, E., VORST, K. L., CURTZWILER, G. W., VAN LEHN, R. C., ZAVALA, V. M., HUBER, G. W. 2023. Recycling of a post-industrial printed multilayer plastic film containing polyurethane inks by solvent-targeted recovery and precipitation. Resources, Conservation and Recycling, 197, 107086. (link)

YU, J., MUNGUIA-LOPEZ, A. C., CECON, V. S., SANCHEZ-RIVERA, K., NELSON, K., WU, J., KOLAPKAR, S., ZAVALA, V. M., CURTZWILER, G. W., VORST, K. L., BAR-ZIV, E., HUBER, G. W. 2023. High-purity polypropylene from disposable face masks via solvent-targeted recovery and precipitation. Green Chemistry, Adv. Article. (link)

TUMU, K., VORST, K. & CURTZWILER, G. 2023. Endocrine modulating chemicals in food packaging: A review of phthalates and bisphenols. Comprehensive Reviews in Food Science and Food Safety, 22(2), 1337-1359. (link)

IGNACIO, M. C. C. D., CURTZWILER, G. W., EARLY, M. R., UPDEGRAFF, K. M. & VORST, K. L. 2023. Ion Selective Electrode (ISE) Method for Determination of Total Fluorine and Total Organic Fluorine in Packaging Substrates. Methods and Protocols, 6(1), 10. (link)

ANDRAJU, N., CURTZWILER, G. W., JI, Y., KOZLIAK, E. & RANGANATHAN, P. 2022. Machine-Learning-Based Predictions of Polymer and Postconsumer Recycled Polymer Properties: A Comprehensive Review. ACS Appl. Mater. Interfaces, 14(38), 42771–42790 (link)

LI, H., AGUIRRE-VILLEGAS, H. A., ALLEN, R. D., BAI, X., BENSON, C. H., BECKHAM, G. T., BRADSHAW, S. L., BROWN, J. L., BROWN, R. C., CECON, V. S., CURLEY, J. B., CURTZWILER, G. W. & et al. 2022. Expanding plastics recycling technologies: chemical aspects, technology status and challenges. Green Chemistry, 24, 8899-9002. (link)

CECON, V. S., CURTZWILER, G. W. & VORST, K. L. 2022. A Study on Recycled Polymers Recovered from Multilayer Plastic Packaging Films by Solvent-Targeted Recovery and Precipitation (STRAP). Macromolecular Materials and Engineering, 2200346. (link)

CECON, V. S., CURTZWILER, G. W. & VORST, K. L. 2022. Influence of Biofillers on the Properties of Regrind Crystalline Poly(ethylene terephthalate) (CPET). Polymers, 14(15), 3210. (link)

MORT, R., OLSON, E., THURBER, H., JIANG, S., VORST, K. & CURTZWILER, G. 2022. Waterborne Polyurethane/Acrylic Adhesive Blends from Physaria fendleri Oil for Food Packaging Applications. Sustainability, 14, 8657. (link)

MORT, R., PETERS, E., CURTZWILER, G., JIANG, S. & VORST, K. 2022. Biofillers Improved Compression Modulus of Extruded PLA Foams. Sustainability, 14, 5221. (link)

MORT, R., CECON, V. S., MORT, P., MCINTURFF, K., JIANG, S., VORST, K. & CURTZWILER, G. 2022. Sustainable Composites Using Landfill Bound Materials. Frontiers in Materials, 9, 849995. (link)

CECON, V. S., DA SILVA, P. F., VORST, K. L. & CURTZWILER, G. W. 2021. Dataset of the properties of polyethylene (PE) blends of different densities mixed with post-consumer recycled polyethylene (PCRPE). Data in Brief, 38, 107452. (link)

IVEY, A., TALBERT, J., EVANGELISTA, R., VORST, K. & CURTZWILER, G. 2021. Influence of a hydrocarbon side on the performance of Physaria fendleri - Castor oil polyurethane packaging adhesives. Cleaner Engineering and Technology, 4, 100216. (link)

VORST, K. L, SAAB, N., SILVA, P., CURTZWILER, G. & STEKETEE, A. 2021. Risk Assessment of per- and polyfluoroalkyl substances (PFAS) in food: Symposium proceedings. Trends in Food Science & Technology, 116, 1203-1211. (link)

LIU, L., SILVA, P. F., CURTZWILER, G. W. & VORST, K. L. 2021. In-process monitoring of total organic volatiles during packaging film manufacturing using portable sensors. Cleaner Engineering and Technology, 4, 100129. (link)

CECON, V. S., DA SILVA, P. F., VORST, K. L. & CURTZWILER, G. W. 2021. The effect of post-consumer recycled polyethylene (PCRPE) on the properties of polyethylene blends of different densities. Polymer Degradation and Stability, 190, 109627. (link)

MORT, R., VORST, K., CURTZWILER, G. & JIANG, S., 2021. Biobased foams for thermal insulation: material selection, processing, modelling, and performance. RSC Advances, 11, 4375-4394. (link)

CECON, V. S., DA SILVA, P. F., CURTZWILER, G. W. & VORST, K. L. 2021. The challenges in recycling post-consumer polyolefins for food contact applications: A review. Resources, Conservation and Recycling, 167, 105422. (link)

OLSON, E., LIU, F., BLISKO, J., LI, Y., TSYRENOVA, A., MORT, R., VORST, K., CURTZWILER, G., YONG, X. & JIANG, S., 2021. Self-assembly in biobased nanocomposites for multifunctionality and improved performance. Nanoscale Adv., 3, 4321-4348. (link)

OLSON, E., BLISKO, J., DU, C., LIU, Y., LI, Y., THURBER, H., CURTZWILER, G., REN, J., THUO, M., YONG, X. & JIANG, S., 2021. Biobased superhydrophobic coating enabled by nanoparticle assembly. Nanoscale Adv., 3, 4037-4047. (link)

CURTZWILER, G. W., SILVA, P., HALL, A., IVEY, A. & VORST, K. 2021. Significance of Perfluoroalkyl Substances (PFAS) in Food Packaging. Integrated Environmental Assessment and Management, 17, 1, 7-12. (link)

OLSON, E., LIU, F., BAHNS, T., JIANG, S., VORST, K. & CURTZWILER, G. 2020. Post-consumer polymers (PCR) for color retention of delicatessen meats and elucidation of the light blocking mechanism. Sustainable Materials and Technologies, 25, e00193. (link)

THURBER, H. & CURTZWILER, G. W. 2020. Suitability of poly(butylene succinate) as a coating for paperboard convenience food packaging. International Journal of Biobased Plastics, 2, 1, 1-12. (link)

CURTZWILER, G. W., SCHWEITZER, M., LI, Y., JIANG, S. & VORST, K. L. 2019. Mixed post-consumer recycled polyolefins as a property tuning material for virgin polypropylene. Journal of Cleaner Production, 239, 117978. (link)