ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,458, issued on June 17, was assigned to INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE (Hsinchu, Taiwan).
"Method for decolorizing polyester fabric and polyester fabric" was invented by Chung-Yang Chuang (Hsinchu, Taiwan), Chih-An Chen (Hsinchu, Taiwan), Min-Yan Dong (Hsinchu, Taiwan), Chang-Jung Chang (Taoyuan, Taiwan) and Hui-Min Wang (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for decolorizing polyester fabric and a polyester fabric are provided. The method for decolorizing polyester fabric includes providing a dye-attached polyester fabric. The dye-attached polyester fabric is immersed in a first solution, obtaining a trea...