HDPE Coated Paper
Sources:
- https://www.packagingdive.com/news/poly-coated-alliance-fiber-plastic/646153/
- https://bioresources.cnr.ncsu.edu/resources/improving-recycling-of-polyethylene-coated-paperboard-with-a-nanofibrillated-cellulose-layer/
- https://www.afandpa.org/news/2022/are-all-boxes-recyclable