You’ll locate them in fix pastes for etched copper tracks, wristbands on Health tracking devices, and circuit boards. Cycloaliphatic epoxides comprise at least only one aliphatic ring inside the molecule which has the oxirane ring. These kinds of epoxy resins have the next oxirane content material, don't have chlorine but https://www.propanraya.com/id/produk/epoxy-fast-dry