Synthesis of bisphenol A diglycidyl ether The most typical epoxy resins are according to reacting epichlorohydrin (ECH) with bisphenol A,  leading to a different chemical material known as bisphenol A diglycidyl ether (generally known as BADGE or DGEBA). Stain Dealing with: Most substances gained’t stain epoxy if taken out, but for those wh