ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,841, issued on June 9, was assigned to ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY (Scottsdale, Ariz.).
"Method for producing and chemically recycling a crosslinked thiol-based photopolymer" was invented by Kailong Jin (Phoenix) and Saleh Alfarhan (Tempe, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing and recycling a crosslinked photopolymer is disclosed. The method includes mixing reactive thiols, multifunctional alkenes, and a photoinitiator to create a homogeneous mixture that is crosslinked through exposure to light. The method also includes decrosslinking the crosslinked photopolymer through base-c...