date:Aug 23, 2012
els, which means that they do not contaminate washer water. For PET bottles, the labels separate from PET chips during recycling (in a hot alkaline solution) due to a difference in density, allowing for 100% bottle recycling.
The wash-off labels have a multi-layer construction (a polypropylene film coated with a proprietary wash-off adhesive, topped with a PET liner), and Avery Dennison claimed they left no adhesive residues on bottles or washers.
The labels wash off from 65C in water as oppo