Increased molecular excess weight diglycidyl ethers (n ≥ one) are shaped because of the response from the bisphenol A diglycidyl ether formed with further bisphenol A, this is referred to as prepolymerization: The reaction in between bisphenol A and epichlorohydrin results in a pre-polymer that is then reacted using a https://www.propanraya.com/id/produk/epoxy-fast-dry