Irembo rya epoxy rya bisfenoli: eteri ya girisidili ya bisfenoli A isa na toffi ifata, yoroha ku bushyuhe bwa 43 °C hafi, ikorwa muri bisfenoli A na epiklorohidirini hamwe na soda ya kosititike. Iyo ryeyushijwe n'eteri ya alili na girisidili nke rigakomezwa na amine, rifata ku bushyuhe busanzwe bw'icyumba nka kole ikomeye.