Greater molecular bodyweight diglycidyl ethers (n ≥ one) are fashioned from the response with the bisphenol A diglycidyl ether formed with even further bisphenol A, this known as prepolymerization: The response among bisphenol A and epichlorohydrin results in a pre-polymer that is then reacted with a curing agent or “hardener. https://www.propanraya.com/id/produk/epoxy-fast-dry