A research project by scientists at the Worcester Polytechnic Institute indicates that lithium-ion batteries made from recycled and recovered components could last up to 50 percent longer than those made from "new" materials, potentially encouraging manufacturers to focus more on greener battery options.
https://www.notebookcheck.net/Recycled-lithium-ion-batteries-could-last-50-percent-longer-than-new-ones-per-study.578636.0.html