EPU yematehwe kana unogona kuidaidza kuti solvent yemahara PU machira ematehwe kana asina solvent PU yematehwe uye ichi chinhu chakakwidziridzwa eco-hushamwari PU synthetic dehwe.Chimiro cheEPU chakatsiga uye chine makore 7-15 hydrolysis kuramba uye ichi chinhu chitsva chine hushamwari.