Coffee Byproducts Could Reduce Plastic in ‘Plastic Wrap’... coffee grounds, coffee pulp, edible films, ICCRI, Indonesia, Jakarta, Jember, Kyushu University, lignin, packaging, polyphenols, research, science ...2026.03.19 ... coffee grounds, coffee pulp, edible films, ICCRI, Indonesia, Jakarta, Jember, Kyushu University, lignin, packaging, polyphenols, research, science ...