Environmentally friendly radio frequency identification (RFID) labels and methods of using such labels

摘要

An environmentally friendly radio frequency identification (RFID) label. One embodiment of the invention provides an environmentally friendly radio frequency identification (RFID) label, comprising: a substrate including a first major surface and a second major surface opposite the first major surface; an RFID antenna attached to the first major surface of the substrate, where the RFID antenna is consisting essentially of tin, aluminum, palladium, gold, or combinations thereof; an integrated circuit attached to the antenna; and a first layer of repulpable adhesive attached to the substrate. The present invention also provides methods using environmentally friendly radio frequency identification (RFID) labels.