New substrate material for flexible electronics could help combat e-waste
https://techxplore.com/news/2024-08-substrate-material-flexible-electronics-combat.html
"flexible substrate enables scalable complex multilayered circuits' manufacture... form of polyimide polymer cures in seconds with UV, at room temperature... multilayered circuits' substrate... recyclability: ester subunits introduced into polymer's backbone rapidly dissolve away using alcohol/ catalyst solution, where circuits' precious metals, rare earth minerals, entire microchips, recovered... break polymer back into original small molecules"
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